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$ 196. Users have also found prices from C$ 220 and C$ 626 on WestJet and United 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 28 days before your planned departure. Booking around this time can save you about 108% on the cost of this flight compared to booking a flight leaving this week. We have found prices from C$ 416 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as C$ 659.

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$ 356. You can even find prices in March for less than C$ 356, as users have found deals to Baltimore from as low as C$ 235. The month of August 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 8%.

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$ 189+ Flights from Ontario to Baltimore

Cheap flight deals from Ontario to Baltimore

Round-trip from	C$ 332
One-way from	C$ 189
Popular in	August
Cheapest in	March
Average price	C$ 332

Delta
25/5-3/6
4 total stops
18h 25m total
Ontario to Baltimore

Search Deals

28/5
1 total stop
9h 51m total
Ontario to Baltimore

Search Deals

Highest demand for flights based on searches. 1% potential increase in price (C$ 9 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 0% potential price decrease (C$ 5 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 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 22 April 2025.

Fri 30/56:10 p.m.YYZ - BWI

1 stop6h 38mDelta

Mon 2/65:40 a.m.BWI - YYZ

1 stop4h 43mDelta

Deal found 20/4C$ 314

Tue 3/611:38 a.m.YYZ - BWI

1 stop23h 09mWestJet

Wed 4/61:52 p.m.BWI - YYZ

1 stop10h 03mWestJet

Deal found 22/4C$ 372

Fri 23/55:05 p.m.YUL - BWI

1 stop6h 15mDelta

Mon 26/58:00 a.m.BWI - YUL

1 stop9h 40mDelta

Deal found 20/4C$ 387

Sat 24/56:30 a.m.YYZ - BWI

1 stop28h 29mMultiple Airlines

Sat 7/611:54 a.m.BWI - YYZ

1 stop26h 11mMultiple Airlines

Deal found 22/4C$ 394

Fri 23/57:00 a.m.YUL - BWI

3 stops27h 59mMultiple Airlines

Mon 26/57:57 p.m.BWI - YUL

3 stops26h 18mMultiple Airlines

Deal found 20/4C$ 420

Wed 25/67:55 a.m.YTZ - BWI

1 stop9h 46mMultiple Airlines

Tue 1/76:50 a.m.BWI - YTZ

2 stops12h 47mMultiple Airlines

Deal found 22/4C$ 449

Tue 3/66:00 a.m.YUL - BWI

1 stop6h 10mWestJet

Fri 6/65:15 p.m.BWI - YUL

1 stop6h 01mWestJet

Deal found 21/4C$ 464

Thu 15/54:40 p.m.YOW - BWI

1 stop4h 41mMultiple Airlines

Mon 19/58:26 a.m.BWI - YOW

1 stop8h 40mMultiple Airlines

Deal found 22/4C$ 516

Fri 23/56:35 p.m.YYZ - BWI

1 stop15h 38mUnited Airlines

Wed 28/55:30 p.m.BWI - YYZ

2 stops19h 16mUnited Airlines

Deal found 22/4C$ 641

Sat 7/66:15 a.m.YXU - BWI

2 stops16h 39mUnited Airlines

Sat 14/611:19 a.m.BWI - YXU

2 stops10h 09mUnited Airlines

Deal found 22/4C$ 805

Sun 1/67:15 p.m.YOW - BWI

2 stops25h 28mWestJet

Wed 4/610:15 a.m.BWI - YOW

2 stops19h 10mWestJet

Deal found 22/4C$ 853

Mon 4/85:55 a.m.YOW - BWI

2 stops9h 57mDelta

Thu 7/89:36 a.m.BWI - YOW

2 stops14h 46mDelta

Deal found 22/4C$ 912

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 22 April 2025.

Sun 25/56:30 a.m.YYZ - BWI

2 stops7h 36mDelta

Tue 3/69:55 a.m.BWI - YYZ

2 stops10h 49mDelta

Deal found 22/4C$ 332

Tue 3/611:38 a.m.YYZ - BWI

1 stop23h 09mWestJet

Wed 4/61:52 p.m.BWI - YYZ

1 stop10h 03mWestJet

Deal found 22/4C$ 372

Sat 24/56:30 a.m.YYZ - BWI

1 stop28h 29mMultiple Airlines

Sat 7/611:54 a.m.BWI - YYZ

1 stop26h 11mMultiple Airlines

Deal found 22/4C$ 394

Fri 23/56:35 p.m.YYZ - BWI

1 stop15h 38mUnited Airlines

Wed 28/55:30 p.m.BWI - YYZ

2 stops19h 16mUnited Airlines

Deal found 22/4C$ 641

Thu 15/57:00 a.m.YUL - BWI

1 stop8h 42mDelta

Tue 27/54:47 p.m.BWI - YUL

1 stop7h 07mDelta

Deal found 22/4C$ 424

Wed 25/67:55 a.m.YTZ - BWI

1 stop9h 46mMultiple Airlines

Tue 1/76:50 a.m.BWI - YTZ

2 stops12h 47mMultiple Airlines

Deal found 22/4C$ 449

Fri 6/612:44 p.m.YUL - BWI

1 stop5h 55mWestJet

Mon 9/65:40 a.m.BWI - YUL

1 stop5h 59mWestJet

Deal found 22/4C$ 464

Wed 7/511:32 a.m.YYZ - BWI

2 stops7h 55mAmerican Airlines

Sun 11/57:26 a.m.BWI - YYZ

1 stop5h 04mAmerican Airlines

Deal found 22/4C$ 940

Fri 6/64:45 p.m.YYZ - BWI

1 stop13h 44mAlaska Airlines

Fri 13/67:10 p.m.BWI - YYZ

1 stop19h 50mAlaska Airlines

Deal found 22/4C$ 981

Mon 5/56:45 a.m.YUL - BWI

2 stops26h 37mMultiple Airlines

Thu 8/57:57 p.m.BWI - YUL

3 stops26h 18mMultiple Airlines

Deal found 22/4C$ 471

Thu 15/54:40 p.m.YOW - BWI

1 stop4h 41mMultiple Airlines

Mon 19/58:26 a.m.BWI - YOW

1 stop8h 40mMultiple Airlines

Deal found 22/4C$ 516

Sat 7/66:15 a.m.YXU - BWI

2 stops16h 39mUnited Airlines

Sat 14/611:19 a.m.BWI - YXU

2 stops10h 09mUnited Airlines

Deal found 22/4C$ 805

Last-minute flights from Ontario to Baltimore
Discover last-minute flight deals from Ontario to Baltimore. Data last updated 22 April 2025 and is based on user searches.

Sun 27/48:30 a.m.YYZ - BWI

2 stops13h 12mUnited Airlines

Fri 2/56:45 a.m.BWI - YYZ

2 stops8h 53mUnited Airlines

Deal found 22/4C$ 1,659

Mon 28/41:05 p.m.YTZ - BWI

2 stops24h 42mMultiple Airlines

Tue 29/47:40 p.m.BWI - YTZ

2 stops26h 43mMultiple Airlines

Deal found 22/4C$ 543

Tue 29/45:55 a.m.YOW - BWI

2 stops10h 55mDelta

Thu 1/56:00 a.m.BWI - YOW

2 stops18h 22mDelta

Deal found 22/4C$ 1,309

Tue 29/45:25 p.m.YOW - BWI

1 stop16h 29mUnited Airlines

Fri 2/57:02 p.m.BWI - YOW

1 stop19h 02mUnited Airlines

Deal found 22/4C$ 1,656

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

1 stop11h 02mMultiple Airlines

Wed 7/58:44 p.m.BWI - YYZ

3 stops27h 51mMultiple Airlines

Deal found 21/4C$ 455

Wed 30/410:10 a.m.YUL - BWI

3 stops23h 12mMultiple Airlines

Mon 5/52:53 p.m.BWI - YUL

2 stops33h 44mMultiple Airlines

Deal found 21/4C$ 478

Wed 30/46:15 a.m.YOW - BWI

2 stops12h 17mMultiple Airlines

Thu 1/54:39 p.m.BWI - YOW

1 stop24h 36mMultiple Airlines

Deal found 22/4C$ 571

Wed 30/47:10 a.m.YUL - BWI

1 stop4h 42mWestJet

Mon 5/55:40 p.m.BWI - YUL

1 stop5h 48mWestJet

Deal found 21/4C$ 593

Wed 30/412:20 p.m.YOW - BWI

2 stops11h 38mWestJet

Thu 1/510:19 a.m.BWI - YOW

2 stops14h 03mWestJet

Deal found 22/4C$ 1,302

Thu 1/53:59 p.m.YYZ - BWI

1 stop7h 23mWestJet

Sat 31/56:23 p.m.BWI - YYZ

1 stop4h 35mWestJet

Deal found 22/4C$ 470

Fri 2/511:34 a.m.YYZ - BWI

1 stop7h 11mDelta

Mon 5/54:45 p.m.BWI - YYZ

1 stop5h 12mDelta

Deal found 20/4C$ 384

Fri 2/56:00 a.m.YUL - BWI

2 stops11h 45mDelta

Tue 6/58:05 a.m.BWI - YUL

2 stops13h 21mDelta

Deal found 21/4C$ 525

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 22 April 2025.

Wed 28/57:55 a.m.YTZ - BWI

1 stop9h 51mMultiple Airlines

Deal found 21/4C$ 189

Tue 13/52:30 p.m.YYZ - BWI

2 stops8h 15mDelta

Deal found 22/4C$ 196

Tue 6/56:30 a.m.YYZ - BWI

1 stop16h 20mMultiple Airlines

Deal found 21/4C$ 212

Wed 21/59:49 a.m.YYZ - BWI

1 stop13h 31mWestJet

Deal found 21/4C$ 220

Mon 5/56:45 a.m.YUL - BWI

2 stops26h 37mMultiple Airlines

Deal found 22/4C$ 229

Thu 22/57:00 a.m.YUL - BWI

1 stop8h 42mDelta

Deal found 22/4C$ 253

Sat 7/67:00 a.m.YOW - BWI

2 stops10h 41mMultiple Airlines

Deal found 22/4C$ 261

Mon 26/56:45 p.m.YUL - BWI

1 stop16h 02mWestJet

Deal found 22/4C$ 289

Sat 17/56:05 a.m.YOW - BWI

2 stops11h 33mDelta

Deal found 21/4C$ 487

Sat 17/56:33 a.m.YOW - BWI

1 stop15h 04mUnited Airlines

Deal found 22/4C$ 626

Thu 8/511:30 a.m.YYZ - BWI

1 stop28h 35mBermudAir

Deal found 22/4C$ 903

Sat 3/59:00 a.m.YYZ - BWI

1 stop30h 15mCopa Airlines

Deal found 22/4C$ 1,028

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ontario to Baltimore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Fri 30/5

1:25 p.m.-11:20 p.m.

2 stops9h 55m

Baltimore/Washington

Mon 2/6

5:40 a.m.-12:14 p.m.

1 stop6h 34m

C$ 314

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Tue 3/6

11:38 a.m.-10:47 a.m.

1 stop23h 09m

Baltimore/Washington

Wed 4/6

1:52 p.m.-11:55 p.m.

1 stop10h 03m

C$ 372

MontrealBaltimore

YUL - BWI

YULBWI

Montreal Pierre Elliott Trudeau Intl

Fri 23/5

5:05 p.m.-11:20 p.m.

1 stop6h 15m

Baltimore/Washington

Mon 26/5

8:00 a.m.-5:40 p.m.

1 stop9h 40m

C$ 387

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Sat 24/5

6:30 a.m.-10:59 a.m.

1 stop28h 29m

Baltimore/Washington

Sat 7/6

11:54 a.m.-2:05 p.m.

1 stop26h 11m

C$ 394

MontrealBaltimore

YUL - BWI

YULBWI

Montreal Pierre Elliott Trudeau Intl

Fri 23/5

7:00 a.m.-10:59 a.m.

3 stops27h 59m

Baltimore/Washington

Mon 26/5

7:57 p.m.-10:15 p.m.

3 stops26h 18m

C$ 420

TorontoBaltimore

YTZ - BWI

YTZBWI

Toronto Island

Wed 25/6

7:55 a.m.-5:41 p.m.

1 stop9h 46m

Baltimore/Washington

Tue 1/7

6:50 a.m.-7:37 p.m.

2 stops12h 47m

C$ 449

MontrealBaltimore

YUL - BWI

YULBWI

Montreal Pierre Elliott Trudeau Intl

Tue 3/6

6:00 a.m.-12:10 p.m.

1 stop6h 10m

Baltimore/Washington

Fri 6/6

5:15 p.m.-11:16 p.m.

1 stop6h 01m

C$ 464

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Thu 15/5

4:40 p.m.-9:21 p.m.

1 stop4h 41m

Baltimore/Washington

Mon 19/5

8:26 a.m.-5:06 p.m.

1 stop8h 40m

C$ 516

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Fri 23/5

6:35 p.m.-10:13 a.m.

1 stop15h 38m

Baltimore/Washington

Wed 28/5

5:30 p.m.-12:46 p.m.

2 stops19h 16m

C$ 641

LondonBaltimore

YXU - BWI

YXUBWI

London

Sat 7/6

6:15 a.m.-10:54 p.m.

2 stops16h 39m

Baltimore/Washington

Sat 14/6

11:19 a.m.-9:28 p.m.

2 stops10h 09m

C$ 805

Flights are sorted by cheapest round-trip flights first.

Deals found on 21/4

Showing 1-10 of 29 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.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Baltimore

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 June is currently the most expensive (average of C$ 411). 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 Alaska Airlines, Delta and Copa 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.

Alaska Airlines

8.0

Very good

9,911 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Alaska Airlines

8.0

Very good

9,911 reviews

Alaska Airlines

8.0

Very good

9,911 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Delta

8.0

Very good

7,920 reviews

Alaska Airlines

8.0

Very good

9,911 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Copa Airlines

7.5

Good

1,408 reviews

Alaska Airlines

8.0

Very good

9,911 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

United Airlines

7.4

Good

8,683 reviews

Alaska Airlines

8.0

Very good

9,911 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

9,911 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

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$ 196. Users have also found prices from C$ 220 and C$ 626 on WestJet and United 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 June is currently the most expensive (average of C$ 411). 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 Reagan-National flights

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Québec City to Dulles Intl flights

Québec City to Reagan-National flights

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Calgary to Philadelphia flights

Saskatoon to Reagan-National flights

Ottawa to Philadelphia flights

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Kamloops to Dulles Intl flights

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Kamloops to Baltimore flights

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Victoria to Reagan-National flights

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Winnipeg to Philadelphia flights

Victoria to Dulles Intl flights

Complete your trip

Baltimore car rentals

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Baltimore/Washington Airport car rentals

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Downtown car rentals

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Fells Point car rentals

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Mount Vernon car rentals

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Canton car rentals

Top 5 airlines flying from Ontario to Baltimore

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	CheapestC$ 200	AverageC$ 429	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Porter Airlines	CheapestC$ 247	AverageC$ 375	FlexibilityNo cancel fee	On-time52%	Search Porter Airlines flights
Delta	CheapestC$ 310	AverageC$ 373	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
United Airlines	CheapestC$ 366	AverageC$ 888	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
WestJet	CheapestC$ 395	AverageC$ 530	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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Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Ontario to Baltimore from C$ 189

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 28/5. 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 22 April 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 22 April 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 22 April 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ontario to Baltimore that are best for you.

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.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Baltimore

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 22 April 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 22 April 2025.