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$141+ 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 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BWI
Mar 5 — Mar 121
Thu 3/5
Thu 3/12
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 February 3, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/2. 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 3/23:40 pm
YYZ
-
BWI
1 stop17h 26m
Multiple Airlines
Mon 3/99:50 pm
BWI
-
YYZ
1 stop16h 30m
Multiple Airlines
Deal found 2/2$245
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 3/37:10 am
YYZ
-
BWI
1 stop11h 49m
Multiple Airlines
Wed 3/48:25 pm
BWI
-
YYZ
1 stop17h 55m
Multiple Airlines
Deal found 2/2$268
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 3/32:20 pm
YYZ
-
BWI
1 stop8h 15m
Multiple Airlines
Tue 3/104:28 pm
BWI
-
YYZ
1 stop21h 52m
Multiple Airlines
Deal found 2/1$269
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 3/47:10 am
YYZ
-
BWI
1 stop12h 20m
Multiple Airlines
Wed 3/113:19 pm
BWI
-
YYZ
2 stops28h 36m
Multiple Airlines
Deal found 2/2$274
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 5/59:30 am
YYZ
-
BWI
1 stop7h 10m
Multiple Airlines
Wed 5/66:00 pm
BWI
-
YYZ
2 stops20h 05m
Multiple Airlines
Deal found 2/2$276
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 5/67:10 am
YYZ
-
BWI
1 stop9h 30m
Multiple Airlines
Thu 5/710:00 pm
BWI
-
YYZ
1 stop22h 05m
Multiple Airlines
Deal found 2/2$289
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 3/49:15 am
YTZ
-
BWI
1 stop23h 09m
Multiple Airlines
Wed 3/116:05 am
BWI
-
YTZ
2 stops31h 37m
Multiple Airlines
Deal found 2/2$295
This Mytrip deal was found by Cheapflights users on 2/1. 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 3/183:40 pm
YYZ
-
BWI
1 stop8h 19m
Multiple Airlines
Wed 3/257:40 pm
BWI
-
YYZ
2 stops27h 40m
Multiple Airlines
Deal found 2/1$296
This Mytrip deal was found by Cheapflights users on 2/1. 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 3/303:40 pm
YYZ
-
BWI
1 stop17h 34m
Multiple Airlines
Wed 4/17:40 pm
BWI
-
YYZ
2 stops27h 40m
Multiple Airlines
Deal found 2/1$298
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 4/248:30 pm
YYZ
-
BWI
1 stop12h 13m
Multiple Airlines
Tue 4/285:58 pm
BWI
-
YYZ
1 stop20h 07m
Multiple Airlines
Deal found 2/1$300
This Mytrip deal was found by Cheapflights users on 2/1. 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 3/187:55 am
YUL
-
BWI
1 stop16h 04m
Multiple Airlines
Wed 3/254:05 pm
BWI
-
YUL
1 stop8h 26m
Multiple Airlines
Deal found 2/1$345
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 4/227:00 am
YOW
-
BWI
1 stop25h 43m
Multiple Airlines
Wed 4/296:00 pm
BWI
-
YOW
2 stops30h 25m
Multiple Airlines
Deal found 2/1$363

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 February 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$245
(Kiwi.com)

One-way from

$141
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$255
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 February 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 February 3, 2026.
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

YTZ - BWI

YTZBWI

Toronto Island

Wed 3/4

9:15 am-8:24 am

1 stop23h 09m

Baltimore/Washington

Wed 3/11

6:05 am-1:42 pm

2 stops31h 37m

$295

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Sun 3/22

3:40 pm-2:24 pm

2 stops46h 44m

Baltimore/Washington

Fri 4/10

10:06 am-11:20 pm

1 stop13h 14m

$296

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Mon 3/30

3:40 pm-9:14 am

1 stop17h 34m

Baltimore/Washington

Wed 4/1

7:40 pm-11:20 pm

2 stops27h 40m

$298

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Fri 3/6

2:20 pm-8:53 am

1 stop18h 33m

Baltimore/Washington

Wed 3/25

8:39 pm-2:20 pm

1 stop17h 41m

$307

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Tue 3/17

3:40 pm-11:59 pm

1 stop8h 19m

Baltimore/Washington

Tue 3/24

7:40 pm-12:50 am

2 stops29h 10m

$329

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Thu 2/26

3:40 pm-11:31 pm

1 stop7h 51m

Baltimore/Washington

Mon 3/2

12:30 pm-11:20 pm

1 stop10h 50m

$338

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Thu 3/19

3:40 pm-11:59 pm

1 stop8h 19m

Baltimore/Washington

Thu 3/26

7:40 pm-11:20 pm

2 stops27h 40m

$344

MontrealBaltimore

YUL - BWI

YULBWI

Montreal Pierre Elliott Trudeau Intl

Wed 3/18

7:55 am-11:59 pm

1 stop16h 04m

Baltimore/Washington

Wed 3/25

4:05 pm-12:31 am

1 stop8h 26m

$345

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Sun 3/15

7:15 am-8:26 am

2 stops25h 11m

Baltimore/Washington

Wed 3/18

10:19 am-11:20 pm

1 stop13h 01m

$360

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Wed 3/4

7:10 am-7:30 pm

1 stop12h 20m

Baltimore/Washington

Fri 3/6

5:31 am-11:49 pm

2 stops18h 18m

$363

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/1

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 September is currently the most expensive (average of $158). 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 $639, United Airlines can have you in Baltimore from Region of Ontario in 16h 07m. 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, 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 September is currently the most expensive (average of $158). 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 Philadelphia flights
Pierre Elliott Trudeau Intl to Dulles Intl flights
Pierre Elliott Trudeau Intl to Reagan-National flights
Pearson Intl to Baltimore flights
Vancouver Intl to Dulles Intl flights
Ottawa to Dulles Intl flights
Toronto Island to Dulles Intl flights
Toronto Island to Philadelphia flights
Vancouver Intl to Baltimore flights
Pierre Elliott Trudeau Intl to Baltimore flights
Vancouver Intl to Reagan-National flights
Calgary to Dulles Intl flights
Pierre Elliott Trudeau Intl to Philadelphia flights
Ottawa to Reagan-National flights
Calgary to Reagan-National flights
Calgary to Baltimore flights
Vancouver Intl to Philadelphia flights
Ottawa to Baltimore flights
Québec City to Dulles Intl flights
Edmonton to Dulles Intl flights
Toronto Island to Reagan-National flights
Edmonton to Baltimore flights
Edmonton to Reagan-National flights
Halifax to Reagan-National flights
Toronto Island to Baltimore flights
Halifax to Dulles Intl flights
Winnipeg to Dulles Intl flights
Winnipeg to Reagan-National flights
Québec City to Baltimore flights
Québec City to Reagan-National flights
Winnipeg to Baltimore flights
Halifax to Philadelphia flights
Regina to Baltimore flights
Ottawa to Philadelphia flights
Winnipeg to Philadelphia flights
Kelowna to Reagan-National flights
Kelowna to Dulles Intl flights
Calgary to Philadelphia flights
Halifax to Baltimore flights
Québec City to Philadelphia flights
Hamilton to Philadelphia flights
Edmonton to Philadelphia flights
Saskatoon to Baltimore flights
Moncton to Dulles Intl flights
St. John's to Reagan-National flights
Victoria to Reagan-National flights
Saskatoon to Reagan-National flights
St. John's to Dulles Intl flights

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 February 3, 2026.
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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