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$153+ Cheap flights from Ontario to Baltimore (BWI)

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 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BWI
Apr 25 — May 21
Sat 4/25
Sat 5/2
1 adult, Economy
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Cheap 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 March 26, 2026.

This Kiwi.com deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/77:15 am
YYZ
-
BWI
1 stop30h 22m
Multiple Airlines
Tue 4/145:49 pm
BWI
-
YYZ
2 stops30h 25m
Multiple Airlines
Deal found 3/24$260
This Mytrip deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/226:30 am
YYZ
-
BWI
1 stop15h 50m
Multiple Airlines
Wed 4/295:30 am
BWI
-
YYZ
1 stop8h 35m
Multiple Airlines
Deal found 3/25$283
This Mytrip deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/216:30 am
YYZ
-
BWI
1 stop15h 50m
Multiple Airlines
Tue 4/285:30 am
BWI
-
YYZ
1 stop8h 35m
Multiple Airlines
Deal found 3/24$284
This Kiwi.com deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/186:30 am
YYZ
-
BWI
1 stop26h 55m
Multiple Airlines
Mon 4/209:21 pm
BWI
-
YYZ
1 stop17h 32m
Multiple Airlines
Deal found 3/25$300
This Kiwi.com deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/198:30 pm
YYZ
-
BWI
2 stops15h 12m
Multiple Airlines
Wed 4/295:30 am
BWI
-
YYZ
1 stop8h 35m
Multiple Airlines
Deal found 3/25$305
This Kiwi.com deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/143:40 pm
YYZ
-
BWI
1 stop17h 35m
Multiple Airlines
Thu 4/169:16 pm
BWI
-
YYZ
1 stop14h 12m
Multiple Airlines
Deal found 3/26$308
This Kiwi.com deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/83:40 pm
YYZ
-
BWI
1 stop16h 48m
Multiple Airlines
Fri 4/1010:06 am
BWI
-
YYZ
1 stop13h 14m
Multiple Airlines
Deal found 3/21$310
This Kiwi.com deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/278:00 am
YUL
-
BWI
1 stop25h 15m
Multiple Airlines
Thu 4/306:35 am
BWI
-
YUL
2 stops8h 35m
Multiple Airlines
Deal found 3/23$347
This Kiwi.com deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/208:00 am
YUL
-
BWI
1 stop25h 15m
Multiple Airlines
Thu 4/306:35 am
BWI
-
YUL
2 stops8h 35m
Multiple Airlines
Deal found 3/24$350
This Kiwi.com deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/278:00 am
YUL
-
BWI
1 stop25h 15m
Multiple Airlines
Sat 5/24:05 pm
BWI
-
YUL
2 stops20h 05m
Multiple Airlines
Deal found 3/24$351
This Kiwi.com deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/234:25 pm
YUL
-
BWI
1 stop17h 12m
Multiple Airlines
Sun 5/39:59 pm
BWI
-
YUL
2 stops19h 16m
Multiple Airlines
Deal found 3/21$360
This Kiwi.com deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/164:25 pm
YUL
-
BWI
1 stop17h 12m
Multiple Airlines
Mon 4/207:04 pm
BWI
-
YUL
1 stop29h 26m
Multiple Airlines
Deal found 3/23$361

Find flight deals from Ontario to Baltimore

Keep the following information in mind while searching for Ontario to Baltimore flight deals. Data was last updated March 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$260
(Kiwi.com)

One-way from

$153
(Kiwi.com)

Popular in

March

Cheapest in

October

Average price

$320
Provider with most accurate pricing for Toronto (YTO)-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Toronto (YTO)-Washington, D.C. (WAS) flights.
Search Deals
From Ontario to Baltimore/Washington
Search Deals
One-way flight from Ontario to Baltimore/Washington
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($23 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

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 2,558,603 searches. Data last updated March 26, 2026.
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

Cheapest round-trip

TorontoBaltimore

YTZ - BWI

YTZBWI

Toronto Island

Tue 5/5

11:55 am-8:07 am

2 stops20h 12m

Baltimore/Washington

Tue 5/12

9:56 pm-8:57 am

1 stop11h 01m

$375

TorontoBaltimore

YTZ - BWI

YTZBWI

Toronto Island

Wed 4/22

7:35 pm-8:07 am

1 stop12h 32m

Baltimore/Washington

Wed 4/29

12:17 pm-1:42 pm

2 stops25h 25m

$388

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Thu 4/16

4:15 pm-9:37 am

1 stop17h 22m

Baltimore/Washington

Sun 4/19

9:59 pm-4:59 pm

1 stop19h 00m

$396

TorontoBaltimore

YTZ - BWI

YTZBWI

Toronto Island

Wed 4/29

7:35 pm-8:07 am

1 stop12h 32m

Baltimore/Washington

Fri 5/29

9:56 pm-8:57 am

1 stop11h 01m

$397

TorontoBaltimore

YTZ - BWI

YTZBWI

Toronto Island

Fri 5/8

3:05 pm-8:07 am

1 stop17h 02m

Baltimore/Washington

Fri 5/15

6:02 pm-4:00 pm

2 stops21h 58m

$403

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Fri 8/28

12:30 pm-6:09 pm

1 stop5h 39m

Baltimore/Washington

Sun 8/30

6:10 pm-12:04 am

1 stop5h 54m

$406
Quickest round-trip

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Sat 4/25

8:50 am-2:02 pm

1 stop5h 12m

Baltimore/Washington

Tue 4/28

3:42 pm-8:44 pm

1 stop5h 02m

$406

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Sun 6/14

5:15 pm-12:33 am

1 stop7h 18m

Baltimore/Washington

Wed 6/17

6:15 am-11:49 am

1 stop5h 34m

$407

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Thu 4/30

7:55 am-8:17 pm

2 stops12h 22m

Baltimore/Washington

Sat 5/2

6:00 am-1:25 pm

2 stops7h 25m

$407

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Tue 7/14

5:15 pm-12:48 am

1 stop7h 33m

Baltimore/Washington

Sun 7/19

6:10 am-11:49 am

1 stop5h 39m

$407

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

Showing 1-10 of 60 resultsSorted by cheapest first
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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, January is the cheapest month in which you can book a flight from Region of Ontario to Baltimore (average of $78). Flying from Region of Ontario to Baltimore in March is currently the most expensive (average of $176). 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.

How much does it cost to fly round-trip from Region of Ontario to 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?

    If you book a flight to Baltimore from Ontario, you will be flying to Baltimore/Washington, which is the city’s only airport. Baltimore/Washington (BWI) is located 8.5 mi from the center of Baltimore.

  • How long is the flight from Region of Ontario to Baltimore?

    For as low as $406, United Airlines can have you in Baltimore from Region of Ontario in 5h 12m. The distance between Region of Ontario and Baltimore is about 347 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    The most popular route from Region of Ontario to Baltimore is Toronto Pearson Intl - Baltimore/Washington. You may also consider Montreal Pierre Elliott Trudeau Intl - Baltimore/Washington or Toronto Island - Baltimore/Washington.

  • 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, January is the cheapest month in which you can book a flight from Region of Ontario to Baltimore (average of $78). Flying from Region of Ontario to Baltimore in March is currently the most expensive (average of $176). 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

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

Top 3 airlines flying from Ontario to Baltimore

Discover the top 3 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 2,558,603 searches. Data last updated March 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$158Average$374FlexibilityNo cancel feeOn-time67%
DeltaCheapest$246Average$404FlexibilityNo cancel feeOn-timeN/A
WestJetCheapest$303Average$334FlexibilityNo cancel feeOn-time60%

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