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$126+ 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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BWI
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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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 September 15, 2025.

Round-trip from

$211
(Kiwi.com)

One-way from

$126
(Kiwi.com)

Popular in

June

Cheapest in

April

Average price

$236
From Ontario to Baltimore/Washington
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One-way flight from Ontario to Baltimore/Washington
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Highest demand for flights based on searches. 6% potential increase in price ($17 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in September 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 September 15, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/156:30 amYYZ - BWI
1 stop8h 18mMultiple Airlines
Wed 10/225:20 pmBWI - YYZ
1 stop20h 45mMultiple Airlines
Deal found 9/15$211
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/295:15 pmYYZ - BWI
1 stop15h 19mMultiple Airlines
Mon 11/36:56 amBWI - YYZ
1 stop7h 44mMultiple Airlines
Deal found 9/15$233
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/305:15 pmYYZ - BWI
1 stop15h 19mMultiple Airlines
Thu 11/69:37 pmBWI - YYZ
1 stop22h 23mMultiple Airlines
Deal found 9/15$235
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 10/26:30 amYYZ - BWI
1 stop14h 50mMultiple Airlines
Sun 10/55:37 pmBWI - YYZ
1 stop27h 30mMultiple Airlines
Deal found 9/13$241
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 10/26:30 amYYZ - BWI
1 stop14h 50mMultiple Airlines
Mon 10/68:21 pmBWI - YYZ
1 stop17h 44mMultiple Airlines
Deal found 9/13$242
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/307:15 amYYZ - BWI
2 stops12h 11mMultiple Airlines
Mon 11/36:56 amBWI - YYZ
1 stop7h 44mMultiple Airlines
Deal found 9/15$245
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 9/306:30 amYYZ - BWI
1 stop28h 31mMultiple Airlines
Sun 10/55:37 pmBWI - YYZ
1 stop27h 30mMultiple Airlines
Deal found 9/13$246
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 9/306:30 amYYZ - BWI
1 stop28h 31mMultiple Airlines
Mon 10/68:21 pmBWI - YYZ
1 stop17h 44mMultiple Airlines
Deal found 9/13$247
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/134:00 pmYYZ - BWI
1 stop6h 36mMultiple Airlines
Thu 10/165:37 pmBWI - YYZ
1 stop27h 30mMultiple Airlines
Deal found 9/15$250
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 10/46:30 amYYZ - BWI
1 stop8h 17mMultiple Airlines
Sun 10/55:37 pmBWI - YYZ
1 stop27h 30mMultiple Airlines
Deal found 9/13$254
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Fri 10/39:50 amYYZ - BWI
1 stop29h 27mMultiple Airlines
Mon 10/64:09 pmBWI - YYZ
1 stop7h 46mMultiple Airlines
Deal found 9/13$256
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Fri 10/2410:00 amYYZ - BWI
2 stops18h 30mMultiple Airlines
Sun 10/268:30 pmBWI - YYZ
1 stop23h 30mMultiple Airlines
Deal found 9/14$259

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 September 15, 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

Wed 10/1

9:50 am-7:47 pm

1 stop9h 57m

Baltimore/Washington

Fri 10/31

9:11 pm-2:20 pm

1 stop17h 09m

$264

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Tue 10/28

11:15 am-11:32 pm

1 stop12h 17m

Baltimore/Washington

Tue 11/4

6:56 am-7:02 pm

1 stop12h 06m

$264

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Mon 9/29

4:00 pm-10:23 pm

1 stop6h 23m

Baltimore/Washington

Mon 10/6

8:21 pm-2:05 pm

1 stop17h 44m

$265

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Thu 10/23

9:35 am-9:18 pm

1 stop11h 43m

Baltimore/Washington

Sun 10/26

8:30 pm-8:00 pm

1 stop23h 30m

$283

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Wed 10/22

6:30 am-2:48 pm

1 stop8h 18m

Baltimore/Washington

Mon 10/27

8:21 pm-11:43 am

1 stop15h 22m

$291

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Tue 9/30

4:25 pm-3:29 pm

1 stop23h 04m

Baltimore/Washington

Fri 10/3

8:52 pm-4:57 pm

1 stop20h 05m

$303

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Mon 10/13

4:00 pm-10:36 pm

1 stop6h 36m

Baltimore/Washington

Thu 10/16

8:21 pm-9:21 pm

2 stops25h 00m

$305

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Wed 10/29

9:30 am-8:34 am

1 stop23h 04m

Baltimore/Washington

Wed 11/5

2:30 pm-5:25 pm

1 stop26h 55m

$306

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Fri 10/3

4:25 pm-3:17 pm

1 stop22h 52m

Baltimore/Washington

Sun 10/5

8:13 am-5:20 pm

1 stop9h 07m

$309

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Mon 10/20

4:25 pm-10:20 am

1 stop17h 55m

Baltimore/Washington

Fri 10/24

8:21 pm-5:20 pm

1 stop20h 59m

$311

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 60 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, August is the cheapest month in which you can book a flight from Region of Ontario to Baltimore (average of $241). Flying from Region of Ontario to Baltimore in March is currently the most expensive (average of $290). 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 September 15, 2025.

When flying from Region of Ontario to Baltimore, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 $623, United Airlines can have you in Baltimore from Region of Ontario in 17h 12m. The distance between Region of Ontario and Baltimore is about 354 mi.

  • 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, August is the cheapest month in which you can book a flight from Region of Ontario to Baltimore (average of $241). Flying from Region of Ontario to Baltimore in March is currently the most expensive (average of $290). 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.
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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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$158Average$374FlexibilityNo cancel feeOn-time67%
DeltaCheapest$221Average$368FlexibilityNo cancel feeOn-timeN/A
WestJetCheapest$290Average$363FlexibilityNo cancel feeOn-time60%

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