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Cheap flights from Ontario to Baltimore from C$ 190

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 7/4. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BWI
31 Mar — 7 Apr1
1 adult

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 26 March 2025.

Round-trip from

C$ 328

One-way from

C$ 190

Popular in

August

Cheapest in

April

Average price

C$ 383
Delta
  • Delta
  • 15/4-16/4
  • 2 total stops
  • 14h 16m total
  • Ontario to Baltimore
Search Deals
7/4
  • 7/4
  • 1 total stop
  • 18h 20m total
  • Ontario to Baltimore
Search Deals
Highest demand for flights based on searches. 0% potential increase in price (C$ 1 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 March 2025
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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 26 March 2025.

Tue 15/46:15 a.m.YYZ - BWI
1 stop6h 44mDelta
Wed 16/43:43 p.m.BWI - YYZ
1 stop7h 32mDelta
Deal found 24/3C$ 328
Mon 7/47:05 a.m.YYZ - BWI
1 stop26h 10mMultiple Airlines
Wed 9/45:50 a.m.BWI - YYZ
2 stops18h 05mMultiple Airlines
Deal found 25/3C$ 343
Tue 8/46:30 a.m.YUL - BWI
1 stop17h 54mMultiple Airlines
Wed 9/49:32 p.m.BWI - YUL
1 stop27h 13mMultiple Airlines
Deal found 25/3C$ 375
Thu 26/66:30 a.m.YYZ - BWI
1 stop16h 46mWestJet
Wed 2/76:00 a.m.BWI - YYZ
1 stop5h 20mWestJet
Deal found 26/3C$ 389
Fri 11/46:40 p.m.YTZ - BWI
1 stop5h 26mMultiple Airlines
Tue 15/45:45 a.m.BWI - YTZ
1 stop6h 34mMultiple Airlines
Deal found 26/3C$ 410
Mon 14/47:00 a.m.YUL - BWI
1 stop8h 40mDelta
Fri 18/410:19 a.m.BWI - YUL
2 stops11h 07mDelta
Deal found 25/3C$ 422
Fri 9/55:15 p.m.YUL - BWI
1 stop6h 05mWestJet
Mon 12/55:28 p.m.BWI - YUL
1 stop5h 48mWestJet
Deal found 26/3C$ 478
Thu 24/46:15 a.m.YOW - BWI
2 stops14h 02mMultiple Airlines
Wed 30/45:50 a.m.BWI - YOW
3 stops42h 32mMultiple Airlines
Deal found 25/3C$ 483
Fri 9/58:00 p.m.YXU - BWI
3 stops34h 09mMultiple Airlines
Fri 16/55:15 p.m.BWI - YXU
2 stops35h 59mMultiple Airlines
Deal found 25/3C$ 739
Fri 6/69:55 a.m.YXU - BWI
2 stops7h 42mUnited Airlines
Sun 8/66:50 a.m.BWI - YXU
2 stops8h 08mUnited Airlines
Deal found 25/3C$ 828
Mon 4/87:15 p.m.YOW - BWI
2 stops15h 55mWestJet
Thu 7/86:00 a.m.BWI - YOW
2 stops23h 25mWestJet
Deal found 25/3C$ 857
Fri 9/55:55 a.m.YOW - BWI
2 stops10h 28mDelta
Fri 16/59:55 a.m.BWI - YOW
2 stops14h 27mDelta
Deal found 25/3C$ 878

Cheapflights Fare Finder

Customize your flight search to find flights from Ontario to Baltimore that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 26 March 2025.
Use the filters below to find and compare flights from Ontario to Baltimore that are best for you.

Fly from

Ontario

Fly to

Baltimore

Route

Depart

Return

Price

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Tue 15/4

6:15 a.m.-12:59 p.m.

1 stop6h 44m

Baltimore/Washington

Wed 16/4

3:43 p.m.-11:15 p.m.

1 stop7h 32m

C$ 328

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Mon 7/4

7:05 a.m.-9:15 a.m.

1 stop26h 10m

Baltimore/Washington

Wed 9/4

5:50 a.m.-11:55 p.m.

2 stops18h 05m

C$ 343

MontrealBaltimore

YUL - BWI

YULBWI

Montreal Pierre Elliott Trudeau Intl

Tue 8/4

6:30 a.m.-12:24 a.m.

1 stop17h 54m

Baltimore/Washington

Wed 9/4

9:32 p.m.-12:45 a.m.

1 stop27h 13m

C$ 375

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Thu 26/6

6:30 a.m.-11:16 p.m.

1 stop16h 46m

Baltimore/Washington

Wed 2/7

6:00 a.m.-11:20 a.m.

1 stop5h 20m

C$ 389

TorontoBaltimore

YTZ - BWI

YTZBWI

Toronto Island

Fri 11/4

6:40 p.m.-12:06 a.m.

1 stop5h 26m

Baltimore/Washington

Tue 15/4

5:45 a.m.-12:19 p.m.

1 stop6h 34m

C$ 410

MontrealBaltimore

YUL - BWI

YULBWI

Montreal Pierre Elliott Trudeau Intl

Mon 14/4

6:00 a.m.-4:50 p.m.

2 stops10h 50m

Baltimore/Washington

Fri 18/4

8:05 a.m.-9:26 p.m.

2 stops13h 21m

C$ 422

MontrealBaltimore

YUL - BWI

YULBWI

Montreal Pierre Elliott Trudeau Intl

Fri 9/5

5:15 p.m.-11:20 p.m.

1 stop6h 05m

Baltimore/Washington

Mon 12/5

5:28 p.m.-11:16 p.m.

1 stop5h 48m

C$ 478

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Thu 24/4

6:15 a.m.-8:17 p.m.

2 stops14h 02m

Baltimore/Washington

Wed 30/4

5:50 a.m.-12:22 a.m.

3 stops42h 32m

C$ 483

LondonBaltimore

YXU - BWI

YXUBWI

London

Fri 9/5

8:00 p.m.-6:09 a.m.

3 stops34h 09m

Baltimore/Washington

Fri 16/5

5:15 p.m.-5:14 a.m.

2 stops35h 59m

C$ 739

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Fri 11/7

5:20 p.m.-10:03 a.m.

2 stops16h 43m

Baltimore/Washington

Mon 14/7

6:50 p.m.-1:47 p.m.

2 stops18h 57m

C$ 742

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/3

Showing 1-10 of 24 results
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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?

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 26 March 2025.

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

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

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

Get insights into the airlines that provide service to Baltimore. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Baltimore. Reviews last updated 26 March 2025.
To help decide which airline to fly from Ontario to Baltimore, see what other customers have to say about Delta, United Airlines and American 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
7,892 reviews
Check prices

Comfort

8.0

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

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
7,892 reviews
Delta
8.0
Very good
7,892 reviews
Check prices

Comfort

8.0

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

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
8,608 reviews
Delta
8.0
Very good
7,892 reviews
Check prices

Comfort

8.0

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

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
7,892 reviews
Check prices

Comfort

8.0

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

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
2,785 reviews
Delta
8.0
Very good
7,892 reviews
Check prices

Comfort

8.0

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

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

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?

    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$ 199. Users have also found prices from C$ 239 and C$ 669 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, Toronto Island - Baltimore/Washington or Montreal Pierre Elliott Trudeau Intl - 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

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Alternative routes for Ontario to Baltimore

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to Dulles Intl flights
Pearson Intl to Reagan-National flights
Pearson Intl to Baltimore flights
Pearson Intl to Philadelphia flights
Toronto Island to Dulles Intl flights
Pierre Elliott Trudeau Intl to Dulles Intl flights
Vancouver Intl to Dulles Intl flights
Pierre Elliott Trudeau Intl to Reagan-National flights
Vancouver Intl to Baltimore flights
Pierre Elliott Trudeau Intl to Philadelphia flights
Vancouver Intl to Reagan-National flights
Calgary to Dulles Intl flights
Calgary to Baltimore flights
Toronto Island to Baltimore flights
Calgary to Reagan-National flights
Ottawa to Dulles Intl flights
Ottawa to Reagan-National flights
Pierre Elliott Trudeau Intl to Baltimore flights
Toronto Island to Reagan-National flights
Vancouver Intl to Philadelphia flights
Edmonton to Dulles Intl flights
Ottawa to Baltimore flights
Edmonton to Baltimore flights
Toronto Island to Philadelphia flights
Edmonton to Reagan-National flights
Edmonton to Philadelphia flights
Winnipeg to Dulles Intl flights
Winnipeg to Baltimore flights
Québec City to Dulles Intl flights
Québec City to Reagan-National flights
Ottawa to Philadelphia flights
Calgary to Philadelphia flights
Winnipeg to Reagan-National flights
Québec City to Baltimore flights
Québec City to Philadelphia flights
Halifax to Reagan-National flights
Winnipeg to Philadelphia flights
Halifax to Dulles Intl flights
Halifax to Baltimore flights
Saskatoon to Baltimore flights
Halifax to Philadelphia flights
Victoria to Dulles Intl flights
Saskatoon to Reagan-National flights
Kamloops to Dulles Intl flights
Kelowna to Dulles Intl flights
Kamloops to Baltimore flights
Regina to Philadelphia flights
Victoria to Reagan-National flights
London to Reagan-National flights

Top 5 airlines flying from Ontario to Baltimore

Discover the top 5 airlines that operate flights from Ontario to Baltimore. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 26 March 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 287AverageC$ 539FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Porter AirlinesCheapestC$ 293AverageC$ 381FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
DeltaCheapestC$ 321AverageC$ 377FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapestC$ 379AverageC$ 919FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 409AverageC$ 543FlexibilityNo cancel feeOn-time60%
Search WestJet flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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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