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Cheap flights from Ontario to Baltimore from C$ 255

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 14/7. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BWI
27 Jul — 3 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Baltimore

Enter your travel dates to find the best prices.

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 27 June 2026.

Mon 31/81:30 p.m.
YYZ
-
BWI
1 stop22h 55m
Multiple Airlines
Thu 1/101:55 p.m.
BWI
-
YYZ
1 stop31h 00m
Multiple Airlines
Deal found 23/6C$ 450
Tue 18/86:30 a.m.
YYZ
-
BWI
1 stop29h 55m
Multiple Airlines
Sun 23/81:20 p.m.
BWI
-
YYZ
2 stops27h 49m
Multiple Airlines
Deal found 24/6C$ 491
Tue 18/86:30 a.m.
YYZ
-
BWI
1 stop29h 55m
Multiple Airlines
Wed 26/81:20 p.m.
BWI
-
YYZ
1 stop24h 45m
Multiple Airlines
Deal found 27/6C$ 495
Thu 24/91:30 p.m.
YYZ
-
BWI
1 stop23h 30m
Multiple Airlines
Thu 1/101:55 p.m.
BWI
-
YYZ
1 stop31h 00m
Multiple Airlines
Deal found 23/6C$ 497
Mon 10/89:30 a.m.
YYZ
-
BWI
1 stop26h 40m
Multiple Airlines
Mon 17/81:05 p.m.
BWI
-
YYZ
1 stop25h 00m
Multiple Airlines
Deal found 26/6C$ 508
Mon 28/97:45 a.m.
YYZ
-
BWI
1 stop10h 47m
Multiple Airlines
Thu 1/101:55 p.m.
BWI
-
YYZ
1 stop31h 00m
Multiple Airlines
Deal found 24/6C$ 511
Tue 14/76:30 a.m.
YYZ
-
BWI
1 stop29h 40m
Multiple Airlines
Tue 25/89:32 p.m.
BWI
-
YYZ
2 stops23h 53m
Multiple Airlines
Deal found 25/6C$ 526
Fri 14/812:55 p.m.
YYZ
-
BWI
2 stops34h 22m
Multiple Airlines
Sat 22/81:20 p.m.
BWI
-
YYZ
1 stop25h 40m
Multiple Airlines
Deal found 22/6C$ 535
Tue 18/86:30 a.m.
YYZ
-
BWI
1 stop29h 55m
Multiple Airlines
Tue 25/81:20 p.m.
BWI
-
YYZ
1 stop27h 35m
Multiple Airlines
Deal found 24/6C$ 538
Thu 10/97:45 a.m.
YYZ
-
BWI
1 stop10h 47m
Multiple Airlines
Thu 1/101:55 p.m.
BWI
-
YYZ
1 stop31h 00m
Multiple Airlines
Deal found 22/6C$ 543
Sat 19/99:30 a.m.
YUL
-
BWI
2 stops9h 55m
Delta
Mon 21/912:02 p.m.
BWI
-
YUL
1 stop5h 36m
Delta
Deal found 22/6C$ 555
Wed 23/129:28 a.m.
YUL
-
BWI
2 stops13h 20m
Delta
Sun 27/122:10 p.m.
BWI
-
YUL
1 stop9h 41m
Delta
Deal found 26/6C$ 563

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 27 June 2026.

Round-trip from

C$ 450

One-way from

C$ 255

Popular in

March

Cheapest in

October

Average price

C$ 402
31/8-1/10
  • 31/8-1/10
  • 2 total stops
  • 53h 55m total
  • Ontario to Baltimore
Search Deals
14/7
  • 14/7
  • 1 total stop
  • 29h 40m total
  • Ontario to Baltimore
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (C$ 64 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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 629,999 searches. Data last updated 27 June 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

MontrealBaltimore

YUL - BWI

YULBWI

Montreal Pierre Elliott Trudeau Intl

Thu 24/9

7:00 a.m.-5:28 p.m.

1 stop10h 28m

Baltimore/Washington

Sun 27/9

6:00 a.m.-11:38 a.m.

1 stop5h 38m

C$ 555

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Fri 17/7

6:14 p.m.-11:18 p.m.

1 stop5h 04m

Baltimore/Washington

Fri 31/7

5:27 p.m.-11:02 p.m.

1 stop5h 35m

C$ 565

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Wed 22/7

6:14 p.m.-11:18 p.m.

1 stop5h 04m

Baltimore/Washington

Tue 28/7

5:27 p.m.-11:02 p.m.

1 stop5h 35m

C$ 573

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Fri 10/7

9:45 a.m.-4:41 p.m.

1 stop6h 56m

Baltimore/Washington

Sun 12/7

6:08 a.m.-1:34 p.m.

1 stop7h 26m

C$ 573
Quickest round-trip

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Fri 10/7

6:14 p.m.-11:18 p.m.

1 stop5h 04m

Baltimore/Washington

Tue 14/7

6:08 a.m.-11:19 a.m.

1 stop5h 11m

C$ 573

MontrealBaltimore

YUL - BWI

YULBWI

Montreal Pierre Elliott Trudeau Intl

Thu 30/7

7:00 a.m.-5:15 p.m.

1 stop10h 15m

Baltimore/Washington

Tue 4/8

2:18 p.m.-11:52 p.m.

1 stop9h 34m

C$ 576

MontrealBaltimore

YUL - BWI

YULBWI

Montreal Pierre Elliott Trudeau Intl

Thu 30/7

7:00 a.m.-6:15 p.m.

1 stop11h 15m

Baltimore/Washington

Mon 3/8

2:18 p.m.-11:52 p.m.

1 stop9h 34m

C$ 576

MontrealBaltimore

YUL - BWI

YULBWI

Montreal Pierre Elliott Trudeau Intl

Wed 19/8

6:00 a.m.-11:42 a.m.

1 stop5h 42m

Baltimore/Washington

Sun 23/8

8:18 a.m.-5:46 p.m.

1 stop9h 28m

C$ 576

MontrealBaltimore

YUL - BWI

YULBWI

Montreal Pierre Elliott Trudeau Intl

Tue 25/8

7:00 a.m.-1:05 p.m.

1 stop6h 05m

Baltimore/Washington

Fri 28/8

2:18 p.m.-11:52 p.m.

1 stop9h 34m

C$ 586

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Tue 25/8

1:00 p.m.-9:29 p.m.

1 stop8h 29m

Baltimore/Washington

Wed 26/8

6:05 a.m.-5:56 p.m.

1 stop11h 51m

C$ 604

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/6

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, October is the cheapest month in which you can book a flight from Region of Ontario to Baltimore (average of C$ 194). Flying from Region of Ontario to Baltimore in April is currently the most expensive (average of C$ 612). 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?

    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.

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

    A quick flight from Region of Ontario to Baltimore can take about 10h 28m. Delta provides one of the quickest options available for as low as C$ 555. Airlines will cover a distance of 739 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • 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, Montreal Pierre Elliott Trudeau Intl - Baltimore/Washington or Ottawa - 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, October is the cheapest month in which you can book a flight from Region of Ontario to Baltimore (average of C$ 194). Flying from Region of Ontario to Baltimore in April is currently the most expensive (average of C$ 612). 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 4 airlines flying from Ontario to Baltimore

Discover the top 4 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 27 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 246AverageC$ 295FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
DeltaCheapestC$ 360AverageC$ 560FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapestC$ 443AverageC$ 874FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 657AverageC$ 806FlexibilityNo 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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