What are the cheapest airlines to fly from Region of Ontario to Baltimore one-way?

For one-way options, check prices for Delta. According to our data, you can fly for as low as C$ 205. Users have also found prices from C$ 257 and C$ 477 on WestJet and American Airlines, respectively.

What are the most popular routes from Region of Ontario to Baltimore?

When deciding which route to take from Region of Ontario to Baltimore consider Toronto Pearson Intl - Baltimore/Washington, Montreal Pierre Elliott Trudeau Intl - Baltimore/Washington or Toronto Island - Baltimore/Washington as they are the most popular.

What are the most popular airlines that fly from Region of Ontario to Baltimore?

When booking a flight from Region of Ontario to Baltimore, you may want to consider flying on Air Canada, Delta or Porter Airlines as they are the most popular for this route.

How far in advance should I book a flight from Region of Ontario to Baltimore?

To save on the cost of your flight from Region of Ontario to Baltimore, book at least 57 days before your planned departure. Booking around this time can save you about 111% on the cost of this flight compared to booking a flight leaving this week. We have found prices from C$ 429 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as C$ 695.

What is the cheapest month to fly from Region of Ontario to Baltimore?

The best pricing can be found in the month of March. Prices to Baltimore from Region of Ontario average C$ 370. You can even find prices in March for less than C$ 370, as users have found deals to Baltimore from as low as C$ 239. The month of May appears to be one of the more expensive times to travel to Baltimore from Region of Ontario. Flying in the targeted month can save you up to 7%.

What airport do you fly into for flights to Baltimore from Ontario?

Located just 13.7 km from the city centre, Baltimore/Washington (BWI) is the airport most travelers will use when flying to Baltimore from Ontario.

Can I find deals for flights from Ontario to Baltimore that include hotel bookings?

Yes. In addition to deals on Ontario to Baltimore flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Ontario to Baltimore?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Baltimore.

Can I find deals for business class flights from Ontario to Baltimore?

Yes. Cheapflights offers flight deals from Ontario to Baltimore by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

C$ 173+ Flights from Ontario to Baltimore

Cheap flight deals from Ontario to Baltimore

Round-trip from	C$ 304
One-way from	C$ 173
Popular in	May
Cheapest in	March
Average price	C$ 366

1/4-8/4
2 total stops
37h 59m total
Ontario to Baltimore

Search Deals

25/2
1 total stop
22h 42m total
Ontario to Baltimore

Search Deals

Highest demand for flights based on searches. 2% potential increase in price (C$ 13 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (C$ 6 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in February 2025

Search Deals

Find flight deals from Ontario to Baltimore

Cheapest flights from Ontario to Baltimore
Explore the most affordable flight options available from Ontario to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Tue 1/43:55 p.m.YUL - BWI

1 stop17h 20mMultiple Airlines

Tue 8/46:16 p.m.BWI - YUL

1 stop20h 39mMultiple Airlines

Deal found 20/2C$ 304

Sat 12/410:00 a.m.YYZ - BWI

2 stops11h 56mDelta

Thu 24/47:00 a.m.BWI - YYZ

1 stop10h 10mDelta

Deal found 20/2C$ 320

Tue 25/28:15 p.m.YYZ - BWI

1 stop20h 21mMultiple Airlines

Tue 4/36:45 a.m.BWI - YYZ

2 stops17h 10mMultiple Airlines

Deal found 20/2C$ 337

Tue 8/47:00 a.m.YUL - BWI

1 stop6h 05mDelta

Tue 15/410:19 a.m.BWI - YUL

2 stops11h 07mDelta

Deal found 19/2C$ 355

Fri 14/36:49 p.m.YYZ - BWI

1 stop4h 26mWestJet

Mon 17/36:00 a.m.BWI - YYZ

1 stop5h 09mWestJet

Deal found 20/2C$ 375

Mon 24/21:05 p.m.YTZ - BWI

2 stops18h 16mMultiple Airlines

Sat 1/34:10 p.m.BWI - YTZ

2 stops30h 13mMultiple Airlines

Deal found 18/2C$ 391

Sat 22/36:05 a.m.YUL - BWI

1 stop17h 48mWestJet

Sat 29/32:10 p.m.BWI - YUL

1 stop9h 49mWestJet

Deal found 20/2C$ 440

Fri 4/44:20 p.m.YOW - BWI

1 stop16h 55mMultiple Airlines

Mon 7/48:27 p.m.BWI - YOW

1 stop21h 13mMultiple Airlines

Deal found 20/2C$ 507

Tue 8/43:14 p.m.YYZ - BWI

1 stop19h 05mAmerican Airlines

Wed 23/47:30 a.m.BWI - YYZ

2 stops15h 30mAmerican Airlines

Deal found 20/2C$ 679

Wed 7/51:10 p.m.YUL - BWI

2 stops20h 44mUnited Airlines

Sat 10/56:30 a.m.BWI - YUL

2 stops15h 36mUnited Airlines

Deal found 19/2C$ 739

Mon 21/49:35 p.m.YOW - BWI

2 stops26h 24mWestJet

Thu 24/46:00 a.m.BWI - YOW

2 stops18h 09mWestJet

Deal found 20/2C$ 811

Sat 5/49:55 a.m.YXU - BWI

3 stops23h 20mMultiple Airlines

Sat 12/45:50 a.m.BWI - YXU

3 stops37h 23mMultiple Airlines

Deal found 19/2C$ 895

Best flights from Ontario to Baltimore
Discover carefully curated flight deals from Ontario to Baltimore that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 21 February 2025.

Tue 1/43:55 p.m.YUL - BWI

1 stop17h 20mMultiple Airlines

Tue 8/46:16 p.m.BWI - YUL

1 stop20h 39mMultiple Airlines

Deal found 20/2C$ 304

Sat 12/410:00 a.m.YYZ - BWI

2 stops11h 56mDelta

Thu 24/47:00 a.m.BWI - YYZ

1 stop10h 10mDelta

Deal found 20/2C$ 320

Fri 14/36:49 p.m.YYZ - BWI

1 stop4h 26mWestJet

Mon 17/36:00 a.m.BWI - YYZ

1 stop5h 09mWestJet

Deal found 20/2C$ 375

Tue 25/28:15 p.m.YYZ - BWI

1 stop20h 21mMultiple Airlines

Tue 4/36:45 a.m.BWI - YYZ

2 stops17h 10mMultiple Airlines

Deal found 20/2C$ 337

Tue 8/43:14 p.m.YYZ - BWI

1 stop19h 05mAmerican Airlines

Wed 23/47:30 a.m.BWI - YYZ

2 stops15h 30mAmerican Airlines

Deal found 20/2C$ 679

Tue 8/47:00 a.m.YUL - BWI

1 stop6h 05mDelta

Tue 15/410:19 a.m.BWI - YUL

2 stops11h 07mDelta

Deal found 19/2C$ 355

Wed 7/51:10 p.m.YUL - BWI

2 stops20h 44mUnited Airlines

Sat 10/56:30 a.m.BWI - YUL

2 stops15h 36mUnited Airlines

Deal found 19/2C$ 739

Fri 7/36:40 p.m.YTZ - BWI

1 stop5h 19mMultiple Airlines

Tue 11/36:00 a.m.BWI - YTZ

1 stop6h 19mMultiple Airlines

Deal found 20/2C$ 359

Sat 22/36:05 a.m.YUL - BWI

1 stop17h 48mWestJet

Sat 29/32:10 p.m.BWI - YUL

1 stop9h 49mWestJet

Deal found 20/2C$ 440

Fri 4/44:20 p.m.YOW - BWI

1 stop16h 55mMultiple Airlines

Mon 7/48:27 p.m.BWI - YOW

1 stop21h 13mMultiple Airlines

Deal found 20/2C$ 507

Mon 21/49:35 p.m.YOW - BWI

2 stops26h 24mWestJet

Thu 24/46:00 a.m.BWI - YOW

2 stops18h 09mWestJet

Deal found 20/2C$ 811

Mon 21/45:50 p.m.YOW - BWI

2 stops27h 52mUnited Airlines

Thu 24/46:15 a.m.BWI - YOW

1 stop15h 20mUnited Airlines

Deal found 20/2C$ 1,017

Last-minute flights from Ontario to Baltimore
Discover last-minute flight deals from Ontario to Baltimore. Data last updated 21 February 2025 and is based on user searches.

Thu 20/24:20 p.m.YOW - BWI

1 stop17h 23mMultiple Airlines

Tue 25/210:48 a.m.BWI - YOW

1 stop9h 29mMultiple Airlines

Deal found 20/2C$ 588

Mon 24/21:05 p.m.YTZ - BWI

2 stops18h 16mMultiple Airlines

Sat 1/34:10 p.m.BWI - YTZ

2 stops30h 13mMultiple Airlines

Deal found 18/2C$ 391

Tue 25/28:15 p.m.YYZ - BWI

1 stop20h 21mMultiple Airlines

Tue 4/36:45 a.m.BWI - YYZ

2 stops17h 10mMultiple Airlines

Deal found 20/2C$ 337

Wed 26/27:10 a.m.YYZ - BWI

1 stop11h 47mMultiple Airlines

Sun 2/38:39 p.m.BWI - YYZ

1 stop17h 16mMultiple Airlines

Deal found 19/2C$ 345

Thu 27/27:05 a.m.YUL - BWI

1 stop4h 36mWestJet

Mon 10/38:10 a.m.BWI - YUL

1 stop27h 25mWestJet

Deal found 20/2C$ 551

Sat 1/36:15 a.m.YYZ - BWI

1 stop5h 41mDelta

Fri 7/36:49 p.m.BWI - YYZ

1 stop5h 03mDelta

Deal found 19/2C$ 435

Sat 1/39:05 a.m.YTZ - BWI

1 stop8h 56mMultiple Airlines

Sat 8/37:51 p.m.BWI - YTZ

2 stops25h 32mMultiple Airlines

Deal found 20/2C$ 551

Sat 1/39:20 a.m.YOW - BWI

2 stops8h 41mMultiple Airlines

Thu 6/36:00 a.m.BWI - YOW

1 stop11h 39mMultiple Airlines

Deal found 19/2C$ 716

Sat 1/310:45 a.m.YYZ - BWI

2 stops10h 27mUnited Airlines

Mon 3/310:51 a.m.BWI - YYZ

2 stops11h 58mUnited Airlines

Deal found 20/2C$ 1,197

Sat 1/35:55 a.m.YOW - BWI

2 stops17h 13mWestJet

Thu 6/36:00 a.m.BWI - YOW

2 stops18h 09mWestJet

Deal found 19/2C$ 1,484

Sun 2/37:45 a.m.YYZ - BWI

1 stop3h 56mWestJet

Tue 11/312:28 p.m.BWI - YYZ

1 stop3h 44mWestJet

Deal found 19/2C$ 462

Sun 2/34:00 p.m.YUL - BWI

3 stops31h 57mMultiple Airlines

Wed 5/38:27 p.m.BWI - YUL

1 stop27h 23mMultiple Airlines

Deal found 19/2C$ 531

One-way flights from Ontario to Baltimore
Search for one-way flight options from Ontario to Baltimore. Find affordable one-way fares based on user searches. Data last updated 21 February 2025.

Tue 25/28:15 p.m.YYZ - BWI

1 stop22h 42mMultiple Airlines

Deal found 19/2C$ 173

Tue 1/47:00 a.m.YTZ - BWI

2 stops15h 50mMultiple Airlines

Deal found 19/2C$ 189

Sat 15/33:30 p.m.YUL - BWI

1 stop9h 27mMultiple Airlines

Deal found 19/2C$ 200

Tue 25/312:20 p.m.YYZ - BWI

1 stop9h 35mDelta

Deal found 19/2C$ 205

Tue 22/46:00 a.m.YUL - BWI

2 stops10h 50mDelta

Deal found 20/2C$ 219

Sun 9/36:49 p.m.YYZ - BWI

1 stop4h 26mWestJet

Deal found 20/2C$ 257

Mon 14/41:30 p.m.YUL - BWI

2 stops10h 29mWestJet

Deal found 20/2C$ 268

Sun 23/37:00 a.m.YOW - BWI

2 stops26h 37mMultiple Airlines

Deal found 20/2C$ 274

Wed 26/35:55 a.m.YOW - BWI

2 stops11h 00mDelta

Deal found 20/2C$ 447

Wed 19/36:15 a.m.YYZ - BWI

2 stops9h 48mAmerican Airlines

Deal found 19/2C$ 477

Sun 6/49:00 a.m.YYZ - BWI

1 stop12h 42mUnited Airlines

Deal found 19/2C$ 490

Wed 26/311:25 a.m.YOW - BWI

1 stop9h 56mUnited Airlines

Deal found 20/2C$ 561

Find flights from Ontario to Baltimore within your budget

Fly from

Fly to

Route

Depart

Return

Price

MontrealBaltimore

YUL - BWI

YULBWI

Montreal Pierre Elliott Trudeau Intl

Tue 1/4

3:55 p.m.-9:15 a.m.

1 stop17h 20m

Baltimore/Washington

Tue 8/4

6:16 p.m.-2:55 p.m.

1 stop20h 39m

C$ 304

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Sat 12/4

10:00 a.m.-9:56 p.m.

2 stops11h 56m

Baltimore/Washington

Thu 24/4

7:00 a.m.-5:10 p.m.

1 stop10h 10m

C$ 320

MontrealBaltimore

YUL - BWI

YULBWI

Montreal Pierre Elliott Trudeau Intl

Tue 8/4

12:48 p.m.-12:36 a.m.

2 stops11h 48m

Baltimore/Washington

Tue 15/4

12:00 p.m.-9:26 p.m.

2 stops9h 26m

C$ 355

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Fri 14/3

6:49 p.m.-11:15 p.m.

1 stop4h 26m

Baltimore/Washington

Mon 17/3

6:00 a.m.-11:09 a.m.

1 stop5h 09m

C$ 375

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Sun 6/4

2:55 p.m.-9:15 a.m.

1 stop18h 20m

Baltimore/Washington

Sun 13/4

6:33 p.m.-11:55 p.m.

1 stop29h 22m

C$ 381

TorontoBaltimore

YTZ - BWI

YTZBWI

Toronto Island

Tue 1/4

7:00 a.m.-10:50 p.m.

2 stops15h 50m

Baltimore/Washington

Tue 8/4

6:50 a.m.-10:23 p.m.

2 stops15h 33m

C$ 406

MontrealBaltimore

YUL - BWI

YULBWI

Montreal Pierre Elliott Trudeau Intl

Sat 22/3

6:05 a.m.-11:53 p.m.

1 stop17h 48m

Baltimore/Washington

Sat 29/3

2:10 p.m.-11:59 p.m.

1 stop9h 49m

C$ 440

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Fri 4/4

4:20 p.m.-9:15 a.m.

1 stop16h 55m

Baltimore/Washington

Mon 7/4

8:27 p.m.-5:40 p.m.

1 stop21h 13m

C$ 507

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Tue 8/4

3:14 p.m.-10:19 a.m.

1 stop19h 05m

Baltimore/Washington

Wed 23/4

7:30 a.m.-11:00 p.m.

2 stops15h 30m

C$ 679

MontrealBaltimore

YUL - BWI

YULBWI

Montreal Pierre Elliott Trudeau Intl

Wed 7/5

1:10 p.m.-9:54 a.m.

2 stops20h 44m

Baltimore/Washington

Sat 10/5

6:30 a.m.-10:06 p.m.

2 stops15h 36m

C$ 739

Flights are sorted by cheapest round-trip flights first.

Deals found on 19/2

Showing 1-10 of 26 results

Best time to book a flight from Ontario to Baltimore

Have a flexible travel schedule? Discover the best time to fly to Baltimore from Ontario with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Ontario to Baltimore

Get recent, data-driven insights about flights from Ontario to Baltimore including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Region of Ontario to Baltimore?

Currently, February is the cheapest month in which you can book a flight from Region of Ontario to Baltimore (average of C$ 327). Flying from Region of Ontario to Baltimore in March is currently the most expensive (average of C$ 421). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ON to BWI?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Region of Ontario to Baltimore as you normally would.

Rainfall in Baltimore by month

In terms of precipitation, rainfall in Baltimore ranges from 74.0 - 104.0 mm per month. July is typically the wettest month, when rainfall can reach 104.0 mm. February is typically the driest time to visit Baltimore when rainfall is around 74.0 mm.

Temperature in Baltimore by month

If weather is an important factor for your trip to Baltimore, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 1.0 C).

Reviews of airlines servicing Baltimore

To help decide which airline to fly from Ontario to Baltimore, see what other customers have to say about Delta, Copa Airlines and United Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

8,220 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta

8.0

Very good

8,220 reviews

Delta

8.0

Very good

8,220 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Copa Airlines

7.6

Good

1,510 reviews

Delta

8.0

Very good

8,220 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines

7.4

Good

8,766 reviews

Delta

8.0

Very good

8,220 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

8,220 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

WestJet

7.2

Good

2,801 reviews

Delta

8.0

Very good

8,220 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

What airport do you fly into for flights to Baltimore from Ontario?
Located just 13.7 km from the city centre, Baltimore/Washington (BWI) is the airport most travelers will use when flying to Baltimore from Ontario.
What are the cheapest airlines to fly from Region of Ontario to Baltimore one-way?
For one-way options, check prices for Delta. According to our data, you can fly for as low as C$ 205. Users have also found prices from C$ 257 and C$ 477 on WestJet and American Airlines, respectively.
What are the most popular routes from Region of Ontario to Baltimore?
When deciding which route to take from Region of Ontario to Baltimore consider Toronto Pearson Intl - Baltimore/Washington, Montreal Pierre Elliott Trudeau Intl - Baltimore/Washington or Toronto Island - Baltimore/Washington as they are the most popular.
Can I find deals for flights from Ontario to Baltimore that include hotel bookings?
Yes. In addition to deals on Ontario to Baltimore flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Ontario to Baltimore?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Baltimore.
Can I find deals for business class flights from Ontario to Baltimore?
Yes. Cheapflights offers flight deals from Ontario to Baltimore by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Region of Ontario to Baltimore?
Currently, February is the cheapest month in which you can book a flight from Region of Ontario to Baltimore (average of C$ 327). Flying from Region of Ontario to Baltimore in March is currently the most expensive (average of C$ 421). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Ontario to Baltimore

Pearson Intl to Dulles Intl flights

Pearson Intl to Reagan-National flights

Pierre Elliott Trudeau Intl to Dulles Intl flights

Toronto Island to Dulles Intl flights

Pierre Elliott Trudeau Intl to Reagan-National flights

Pearson Intl to Philadelphia flights

Pearson Intl to Baltimore flights

Vancouver Intl to Dulles Intl flights

Vancouver Intl to Baltimore flights

Vancouver Intl to Philadelphia flights

Pierre Elliott Trudeau Intl to Philadelphia flights

Pierre Elliott Trudeau Intl to Baltimore flights

Vancouver Intl to Reagan-National flights

Calgary to Dulles Intl flights

Ottawa to Reagan-National flights

Ottawa to Dulles Intl flights

Calgary to Baltimore flights

Toronto Island to Baltimore flights

Calgary to Reagan-National flights

Edmonton to Dulles Intl flights

Toronto Island to Philadelphia flights

Edmonton to Baltimore flights

Edmonton to Philadelphia flights

Toronto Island to Reagan-National flights

Ottawa to Baltimore flights

Edmonton to Reagan-National flights

Winnipeg to Dulles Intl flights

Halifax to Dulles Intl flights

Winnipeg to Reagan-National flights

Winnipeg to Philadelphia flights

Calgary to Philadelphia flights

Halifax to Reagan-National flights

Winnipeg to Baltimore flights

Halifax to Baltimore flights

Québec City to Dulles Intl flights

Ottawa to Philadelphia flights

Québec City to Reagan-National flights

Québec City to Philadelphia flights

Halifax to Philadelphia flights

Saskatoon to Reagan-National flights

St. John's to Philadelphia flights

Québec City to Baltimore flights

Kelowna to Dulles Intl flights

Saskatoon to Philadelphia flights

Victoria to Dulles Intl flights

Saskatoon to Baltimore flights

St. John's to Reagan-National flights

Regina to Dulles Intl flights

London to Dulles Intl flights

St. John's to Baltimore flights

Complete your trip

Baltimore car rentals

Washington, D.C. Dulles Intl Airport car rentals

Baltimore/Washington Airport car rentals

Washington, D.C. Reagan-National Airport car rentals

Downtown car rentals

Inner Harbor car rentals

West Baltimore car rentals

North Baltimore car rentals

Fells Point car rentals

Mount Vernon car rentals

Canton car rentals

Little Italy car rentals

Top 5 airlines flying from Ontario to Baltimore

Airline	Cheapest	Average	Flexibility	On-time
Porter Airlines	CheapestC$ 257	AverageC$ 354	FlexibilityNo cancel fee	On-time52%	Search Porter Airlines flights
Delta	CheapestC$ 323	AverageC$ 382	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
Air Canada	CheapestC$ 331	AverageC$ 714	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
United Airlines	CheapestC$ 376	AverageC$ 912	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
WestJet	CheapestC$ 407	AverageC$ 540	FlexibilityNo cancel fee	On-time60%	Search WestJet flights

Fly with Cheapflights

How does Cheapflights help users find flights from Ontario to Baltimore?

When you search for this flight from Ontario to Baltimore, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Baltimore?

Cheapflights simply makes it quick and affordable to book flights from Ontario to Baltimore by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Ontario to Baltimore with no change fees?

Certainly. Search results for flights to Baltimore from Ontario shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Ontario to Baltimore become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Baltimore from Ontario today and book when prices fit your budget.

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Cheap flights from Ontario to Baltimore from C$ 173

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/2. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Ontario to Baltimore

Keep the following information in mind while searching for Ontario to Baltimore flight deals. Data was last updated 21 February 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Ontario to Baltimore

Cheapest flights from Ontario to BaltimoreExplore the most affordable flight options available from Ontario to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Explore the most affordable flight options available from Ontario to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Find flights from Ontario to Baltimore within your budget

Best time to book a flight from Ontario to Baltimore

Have a flexible travel schedule? Discover the best time to fly to Baltimore from Ontario with our price prediction graph.

Travel insights for flights from Ontario to Baltimore

Get recent, data-driven insights about flights from Ontario to Baltimore including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Region of Ontario to Baltimore?

What is the cheapest time of day to fly from ON to BWI?

Find hourly flight availability from Ontario to Baltimore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 February 2025.

Rainfall in Baltimore by month

Plan your trip to Baltimore by taking into account the average rainfall totals by month.

Temperature in Baltimore by month

Plan your trip to Baltimore by taking into account the average temperature totals by month.

Reviews of airlines servicing Baltimore

Related info for your journey

Find useful and relevant information for your journey from Ontario to Baltimore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Baltimore from Ontario?

What are the cheapest airlines to fly from Region of Ontario to Baltimore one-way?

What are the most popular routes from Region of Ontario to Baltimore?

Can I find deals for flights from Ontario to Baltimore that include hotel bookings?

How can I find direct flights from Ontario to Baltimore?

Can I find deals for business class flights from Ontario to Baltimore?

What is the cheapest month to book a flight from Region of Ontario to Baltimore?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ontario to Baltimore

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from Ontario to Baltimore

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Cheapest flights from Ontario to Baltimore
Explore the most affordable flight options available from Ontario to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.