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Cheap flights from Ontario to Baltimore from C$ 179

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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BWI
22 Jan — 29 Jan1
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 23 December 2025.

Tue 23/129:35 a.m.YYZ - BWI
1 stop10h 29mMultiple Airlines
Thu 8/15:25 p.m.BWI - YYZ
1 stop21h 15mMultiple Airlines
Deal found 21/12C$ 603
Mon 22/123:40 p.m.YYZ - BWI
1 stop17h 55mMultiple Airlines
Thu 8/15:25 p.m.BWI - YYZ
1 stop21h 15mMultiple Airlines
Deal found 21/12C$ 628
Wed 24/127:00 a.m.YYZ - BWI
1 stop30h 29mMultiple Airlines
Thu 8/15:25 p.m.BWI - YYZ
1 stop21h 15mMultiple Airlines
Deal found 21/12C$ 632
Mon 22/123:40 p.m.YYZ - BWI
1 stop17h 55mMultiple Airlines
Mon 26/18:08 p.m.BWI - YYZ
2 stops27h 12mMultiple Airlines
Deal found 22/12C$ 646
Tue 23/129:35 a.m.YYZ - BWI
1 stop10h 29mMultiple Airlines
Fri 9/111:16 a.m.BWI - YYZ
1 stop8h 00mMultiple Airlines
Deal found 21/12C$ 650
Mon 22/127:10 a.m.YYZ - BWI
1 stop16h 39mMultiple Airlines
Sun 25/19:55 p.m.BWI - YYZ
1 stop26h 16mMultiple Airlines
Deal found 20/12C$ 655
Wed 24/123:40 p.m.YYZ - BWI
1 stop8h 06mMultiple Airlines
Fri 9/111:30 a.m.BWI - YYZ
1 stop7h 46mMultiple Airlines
Deal found 21/12C$ 695
Tue 23/128:20 p.m.YYZ - BWI
1 stop11h 02mMultiple Airlines
Tue 6/18:00 a.m.BWI - YYZ
1 stop27h 46mMultiple Airlines
Deal found 21/12C$ 697
Wed 31/127:00 a.m.YUL - BWI
1 stop4h 49mWestJet
Sat 10/11:02 p.m.BWI - YUL
1 stop10h 46mWestJet
Deal found 21/12C$ 876
Sun 21/124:15 p.m.YOW - BWI
1 stop17h 20mMultiple Airlines
Mon 22/125:41 p.m.BWI - YOW
1 stop23h 29mMultiple Airlines
Deal found 21/12C$ 932
Wed 31/127:00 a.m.YUL - BWI
1 stop4h 49mMultiple Airlines
Sat 10/112:23 p.m.BWI - YUL
2 stops12h 12mMultiple Airlines
Deal found 21/12C$ 939
Wed 31/127:00 a.m.YUL - BWI
1 stop4h 49mWestJet
Mon 5/13:00 p.m.BWI - YUL
1 stop22h 42mWestJet
Deal found 20/12C$ 987

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 23 December 2025.

Round-trip from

C$ 278

One-way from

C$ 179

Popular in

June

Cheapest in

October

Average price

C$ 379
4/2-11/2
  • 4/2-11/2
  • 2 total stops
  • 29h 32m total
  • Ontario to Baltimore
Search Deals
5/2
  • 5/2
  • 1 total stop
  • 9h 32m total
  • Ontario to Baltimore
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 42 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 12 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 629,999 searches. Data last updated 23 December 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 15/1

7:15 a.m.-9:03 p.m.

2 stops13h 48m

Baltimore/Washington

Mon 19/1

1:00 p.m.-11:20 p.m.

1 stop10h 20m

C$ 311

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Wed 14/1

7:15 a.m.-10:36 p.m.

2 stops15h 21m

Baltimore/Washington

Sun 1/2

5:47 p.m.-10:15 p.m.

1 stop28h 28m

C$ 330

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Mon 2/2

7:15 a.m.-6:01 p.m.

2 stops10h 46m

Baltimore/Washington

Fri 6/2

6:20 a.m.-2:40 p.m.

1 stop8h 20m

C$ 332

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Thu 15/1

7:00 a.m.-11:34 p.m.

1 stop16h 34m

Baltimore/Washington

Sun 18/1

9:58 p.m.-5:13 p.m.

1 stop19h 15m

C$ 346

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Fri 30/1

7:10 a.m.-3:06 p.m.

1 stop7h 56m

Baltimore/Washington

Mon 2/2

6:15 a.m.-2:08 p.m.

1 stop7h 53m

C$ 350

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Thu 22/1

7:00 a.m.-11:59 p.m.

1 stop16h 59m

Baltimore/Washington

Sun 25/1

5:47 p.m.-12:42 a.m.

2 stops30h 55m

C$ 351

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Wed 4/2

7:00 a.m.-11:36 p.m.

1 stop16h 36m

Baltimore/Washington

Sun 8/2

9:18 p.m.-5:15 p.m.

1 stop19h 57m

C$ 357

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Sun 25/1

4:15 p.m.-8:31 a.m.

1 stop16h 16m

Baltimore/Washington

Tue 27/1

11:30 a.m.-5:13 p.m.

1 stop29h 43m

C$ 363

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Thu 5/2

7:10 a.m.-4:42 p.m.

1 stop9h 32m

Baltimore/Washington

Thu 12/2

10:57 a.m.-2:40 p.m.

2 stops27h 43m

C$ 365

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Tue 20/1

3:40 p.m.-7:03 p.m.

1 stop27h 23m

Baltimore/Washington

Tue 27/1

8:00 a.m.-8:11 p.m.

2 stops12h 11m

C$ 365

Flights are sorted by cheapest round-trip flights first.

Deals found on 22/12

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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 C$ 101). Flying from Region of Ontario to Baltimore in January is currently the most expensive (average of C$ 251). 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 23 December 2025.

It’s typically best to fly out from Region of Ontario to Baltimore in the evening. Doing so could potentially save you 39% 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?

    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 9h 01m. United Airlines provides one of the quickest options available for as low as C$ 896. Airlines will cover a distance of 570 km.

  • 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, April is the cheapest month in which you can book a flight from Region of Ontario to Baltimore (average of C$ 101). Flying from Region of Ontario to Baltimore in January is currently the most expensive (average of C$ 251). 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 Reagan-National flights
Pearson Intl to Dulles Intl flights
Toronto Island to Dulles Intl flights
Pierre Elliott Trudeau Intl to Dulles Intl flights
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Winnipeg to Reagan-National flights
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Edmonton to Baltimore flights
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Halifax to Reagan-National flights
Halifax to Philadelphia flights
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Edmonton to Philadelphia flights
London to Baltimore flights
Québec City to Philadelphia flights
Regina to Dulles Intl flights
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Ottawa to Philadelphia flights
Kelowna to Dulles Intl flights
Halifax to Dulles Intl flights
Winnipeg to Philadelphia flights
Kelowna to Reagan-National flights
Saskatoon to Baltimore flights
Victoria to Dulles Intl flights
Fort McMurray to Baltimore flights

Top 5 airlines flying from Ontario to Baltimore

Discover the top 5 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 23 December 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 238AverageC$ 329FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Porter AirlinesCheapestC$ 238AverageC$ 332FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
DeltaCheapestC$ 309AverageC$ 372FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapestC$ 349AverageC$ 826FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 385AverageC$ 624FlexibilityNo 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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