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$130+ 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 2/5. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BWI
Jan 22 — Jan 291
Thu 1/22
Thu 1/29
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 December 23, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/21. 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.
Tue 12/239:35 amYYZ - BWI
1 stop10h 29mMultiple Airlines
Thu 1/85:25 pmBWI - YYZ
1 stop21h 15mMultiple Airlines
Deal found 12/21$438
This Kiwi.com deal was found by Cheapflights users on 12/21. 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.
Mon 12/223:40 pmYYZ - BWI
1 stop17h 55mMultiple Airlines
Thu 1/85:25 pmBWI - YYZ
1 stop21h 15mMultiple Airlines
Deal found 12/21$456
This Kiwi.com deal was found by Cheapflights users on 12/21. 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 12/247:00 amYYZ - BWI
1 stop30h 29mMultiple Airlines
Thu 1/85:25 pmBWI - YYZ
1 stop21h 15mMultiple Airlines
Deal found 12/21$459
This Mytrip deal was found by Cheapflights users on 12/22. 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.
Mon 12/223:40 pmYYZ - BWI
1 stop17h 55mMultiple Airlines
Mon 1/268:08 pmBWI - YYZ
2 stops27h 12mMultiple Airlines
Deal found 12/22$469
This Kiwi.com deal was found by Cheapflights users on 12/21. 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.
Tue 12/239:35 amYYZ - BWI
1 stop10h 29mMultiple Airlines
Fri 1/911:16 amBWI - YYZ
1 stop8h 00mMultiple Airlines
Deal found 12/21$472
This Kiwi.com deal was found by Cheapflights users on 12/20. 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 12/227:10 amYYZ - BWI
1 stop16h 39mMultiple Airlines
Sun 1/259:55 pmBWI - YYZ
1 stop26h 16mMultiple Airlines
Deal found 12/20$476
This Kiwi.com deal was found by Cheapflights users on 12/21. 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 12/243:40 pmYYZ - BWI
1 stop8h 06mMultiple Airlines
Fri 1/911:30 amBWI - YYZ
1 stop7h 46mMultiple Airlines
Deal found 12/21$505
This Kiwi.com deal was found by Cheapflights users on 12/21. 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.
Tue 12/238:20 pmYYZ - BWI
1 stop11h 02mMultiple Airlines
Tue 1/68:00 amBWI - YYZ
1 stop27h 46mMultiple Airlines
Deal found 12/21$506
This Kiwi.com deal was found by Cheapflights users on 12/21. 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 12/317:00 amYUL - BWI
1 stop4h 49mWestJet
Sat 1/101:02 pmBWI - YUL
1 stop10h 46mWestJet
Deal found 12/21$636
This Kiwi.com deal was found by Cheapflights users on 12/21. 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.
Sun 12/214:15 pmYOW - BWI
1 stop17h 20mMultiple Airlines
Mon 12/225:41 pmBWI - YOW
1 stop23h 29mMultiple Airlines
Deal found 12/21$677
This Kiwi.com deal was found by Cheapflights users on 12/21. 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 12/317:00 amYUL - BWI
1 stop4h 49mMultiple Airlines
Sat 1/1012:23 pmBWI - YUL
2 stops12h 12mMultiple Airlines
Deal found 12/21$682
This CheapOair deal was found by Cheapflights users on 12/20. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:00 amYUL - BWI
1 stop4h 49mWestJet
Mon 1/53:00 pmBWI - YUL
1 stop22h 42mWestJet
Deal found 12/20$717

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 December 23, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$202
(Kiwi.com)

One-way from

$130
(Trip.com)

Popular in

June

Cheapest in

October

Average price

$275
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 ($22 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 December 23, 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

Thu 1/15

7:15 am-9:03 pm

2 stops13h 48m

Baltimore/Washington

Mon 1/19

1:00 pm-11:20 pm

1 stop10h 20m

$226

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Wed 1/14

7:15 am-10:36 pm

2 stops15h 21m

Baltimore/Washington

Sun 2/1

5:47 pm-10:15 pm

1 stop28h 28m

$240

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Thu 1/15

7:00 am-11:34 pm

1 stop16h 34m

Baltimore/Washington

Sun 1/18

9:58 pm-5:13 pm

1 stop19h 15m

$251

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Thu 1/22

7:00 am-11:59 pm

1 stop16h 59m

Baltimore/Washington

Sun 1/25

5:47 pm-12:42 am

2 stops30h 55m

$255

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Wed 2/4

7:00 am-11:36 pm

1 stop16h 36m

Baltimore/Washington

Sun 2/8

9:18 pm-5:15 pm

1 stop19h 57m

$259

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Sun 1/25

4:15 pm-8:31 am

1 stop16h 16m

Baltimore/Washington

Tue 1/27

11:30 am-5:13 pm

1 stop29h 43m

$264

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Thu 2/5

7:10 am-4:42 pm

1 stop9h 32m

Baltimore/Washington

Thu 2/12

10:57 am-2:40 pm

2 stops27h 43m

$265

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Tue 1/20

3:40 pm-10:27 am

2 stops18h 47m

Baltimore/Washington

Tue 1/27

6:20 am-11:20 pm

1 stop17h 00m

$266

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Fri 1/16

8:00 pm-12:03 pm

2 stops16h 03m

Baltimore/Washington

Sat 1/24

1:00 pm-10:12 pm

1 stop9h 12m

$266

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Tue 1/6

3:40 pm-9:35 am

1 stop17h 55m

Baltimore/Washington

Fri 1/9

11:30 am-7:16 pm

1 stop7h 46m

$272

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

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, April is the cheapest month in which you can book a flight from Region of Ontario to Baltimore (average of $73). Flying from Region of Ontario to Baltimore in January is currently the most expensive (average of $182). 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 December 23, 2025.

It’s typically best to fly out from Region of Ontario to Baltimore in the evening. Doing so could potentially save you 13% on the flight price compared to flying in the afternoon, which is usually more expensive.

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 $651, United Airlines can have you in Baltimore from Region of Ontario in 9h 01m. 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 Ottawa - 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, April is the cheapest month in which you can book a flight from Region of Ontario to Baltimore (average of $73). Flying from Region of Ontario to Baltimore in January is currently the most expensive (average of $182). 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 December 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$158Average$374FlexibilityNo cancel feeOn-time67%
DeltaCheapest$222Average$393FlexibilityNo cancel feeOn-timeN/A
WestJetCheapest$260Average$334FlexibilityNo cancel feeOn-time60%

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