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Cheap flights from Ontario to Baltimore from C$ 203

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 24/6. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BWI
5 May — 12 May1
1 adult

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 30 April 2025.

Round-trip from

C$ 314

One-way from

C$ 209

Popular in

August

Cheapest in

March

Average price

C$ 336
Delta
  • Delta
  • 3/6-4/6
  • 2 total stops
  • 11h 17m total
  • Ontario to Baltimore
Search Deals
11/6
  • 11/6
  • 1 total stop
  • 9h 47m total
  • Ontario to Baltimore
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (C$ 10 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

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 30 April 2025.

Tue 3/66:30 a.m.YYZ - BWI
1 stop5h 40mDelta
Wed 4/66:18 p.m.BWI - YYZ
1 stop5h 37mDelta
Deal found 28/4C$ 314
Tue 3/612:15 p.m.YYZ - BWI
1 stop4h 08mWestJet
Wed 4/65:40 a.m.BWI - YYZ
1 stop4h 43mWestJet
Deal found 28/4C$ 334
Sun 1/66:30 a.m.YYZ - BWI
1 stop28h 29mMultiple Airlines
Wed 4/62:59 p.m.BWI - YYZ
2 stops23h 06mMultiple Airlines
Deal found 29/4C$ 399
Sun 15/67:00 a.m.YUL - BWI
1 stop5h 29mDelta
Mon 30/69:30 a.m.BWI - YUL
2 stops11h 50mDelta
Deal found 28/4C$ 400
Thu 5/61:25 p.m.YTZ - BWI
1 stop7h 56mMultiple Airlines
Mon 9/65:35 a.m.BWI - YTZ
1 stop7h 24mMultiple Airlines
Deal found 28/4C$ 443
Tue 10/66:45 a.m.YUL - BWI
2 stops15h 56mMultiple Airlines
Tue 17/66:50 a.m.BWI - YUL
2 stops13h 07mMultiple Airlines
Deal found 28/4C$ 443
Sat 24/56:00 a.m.YUL - BWI
1 stop16h 25mWestJet
Wed 28/51:52 p.m.BWI - YUL
1 stop10h 02mWestJet
Deal found 27/4C$ 455
Tue 27/54:40 p.m.YOW - BWI
1 stop14h 51mMultiple Airlines
Tue 3/69:30 p.m.BWI - YOW
1 stop19h 48mMultiple Airlines
Deal found 29/4C$ 541
Tue 27/56:00 a.m.YXU - BWI
3 stops24h 10mMultiple Airlines
Tue 3/67:17 a.m.BWI - YXU
3 stops21h 57mMultiple Airlines
Deal found 28/4C$ 711
Tue 27/55:55 a.m.YOW - BWI
2 stops17h 25mWestJet
Tue 3/66:00 a.m.BWI - YOW
2 stops18h 22mWestJet
Deal found 29/4C$ 718
Thu 12/69:55 a.m.YXU - BWI
2 stops7h 42mUnited Airlines
Thu 19/66:40 a.m.BWI - YXU
2 stops8h 17mUnited Airlines
Deal found 28/4C$ 825
Fri 8/84:40 p.m.YUL - BWI
2 stops21h 08mUnited Airlines
Sun 10/86:50 p.m.BWI - YUL
2 stops21h 20mUnited Airlines
Deal found 28/4C$ 938

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 30 April 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

Tue 27/5

7:45 a.m.-12:47 p.m.

1 stop5h 02m

Baltimore/Washington

Tue 3/6

6:15 a.m.-11:40 a.m.

1 stop5h 25m

C$ 339

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Tue 3/6

12:15 p.m.-4:23 p.m.

1 stop4h 08m

Baltimore/Washington

Wed 4/6

9:55 a.m.-3:00 p.m.

1 stop5h 05m

C$ 372

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Sun 1/6

6:30 a.m.-10:59 a.m.

1 stop28h 29m

Baltimore/Washington

Wed 4/6

2:59 p.m.-2:05 p.m.

2 stops23h 06m

C$ 399

MontrealBaltimore

YUL - BWI

YULBWI

Montreal Pierre Elliott Trudeau Intl

Sun 15/6

7:00 a.m.-12:29 p.m.

1 stop5h 29m

Baltimore/Washington

Mon 30/6

9:30 a.m.-9:20 p.m.

2 stops11h 50m

C$ 400

TorontoBaltimore

YTZ - BWI

YTZBWI

Toronto Island

Thu 5/6

1:25 p.m.-9:21 p.m.

1 stop7h 56m

Baltimore/Washington

Mon 9/6

5:35 a.m.-12:59 p.m.

1 stop7h 24m

C$ 443

MontrealBaltimore

YUL - BWI

YULBWI

Montreal Pierre Elliott Trudeau Intl

Tue 10/6

6:45 a.m.-10:41 p.m.

2 stops15h 56m

Baltimore/Washington

Tue 17/6

6:50 a.m.-7:57 p.m.

2 stops13h 07m

C$ 443

MontrealBaltimore

YUL - BWI

YULBWI

Montreal Pierre Elliott Trudeau Intl

Sat 24/5

6:00 a.m.-10:25 p.m.

1 stop16h 25m

Baltimore/Washington

Wed 28/5

1:52 p.m.-11:54 p.m.

1 stop10h 02m

C$ 455

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Tue 27/5

4:40 p.m.-7:31 a.m.

1 stop14h 51m

Baltimore/Washington

Tue 3/6

9:30 p.m.-5:18 p.m.

1 stop19h 48m

C$ 541

LondonBaltimore

YXU - BWI

YXUBWI

London

Tue 27/5

6:00 a.m.-6:10 a.m.

3 stops24h 10m

Baltimore/Washington

Tue 3/6

7:17 a.m.-5:14 a.m.

3 stops21h 57m

C$ 711

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Tue 27/5

5:55 a.m.-11:20 p.m.

2 stops17h 25m

Baltimore/Washington

Tue 3/6

6:00 a.m.-12:22 a.m.

2 stops18h 22m

C$ 718

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/4

Showing 1-10 of 29 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, February is the cheapest month in which you can book a flight from Region of Ontario to Baltimore (average of C$ 327). Flying from Region of Ontario to Baltimore in June is currently the most expensive (average of C$ 411). 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 30 April 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Region of Ontario to Baltimore as you normally would.

Rainfall in Baltimore by month

Plan your trip to Baltimore by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Baltimore ranges from 74.0 - 104.0 mm per month. July is typically the wettest month, when rainfall can reach 104.0 mm. February is typically the driest time to visit Baltimore when rainfall is around 74.0 mm.

Temperature in Baltimore by month

Plan your trip to Baltimore by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Baltimore, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 1.0 C).

Reviews of airlines servicing Baltimore

Get insights into the airlines that provide service to Baltimore. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Baltimore. Reviews last updated 30 April 2025.
To help decide which airline to fly from Ontario to Baltimore, see what other customers have to say about Delta, United Airlines and American Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,936 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,936 reviews
Delta
8.0
Very good
7,936 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,936 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,936 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
WestJet
7.2
Good
2,826 reviews
Delta
8.0
Very good
7,936 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

  • What are the cheapest airlines to fly from Region of Ontario to Baltimore one-way?

    For one-way options, check prices for Delta. According to our data, you can fly for as low as C$ 212. Users have also found prices from C$ 230 and C$ 444 on WestJet and United Airlines, respectively.

  • 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 Toronto Island - 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, February is the cheapest month in which you can book a flight from Region of Ontario to Baltimore (average of C$ 327). Flying from Region of Ontario to Baltimore in June is currently the most expensive (average of C$ 411). 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 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 30 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 200AverageC$ 396FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Porter AirlinesCheapestC$ 248AverageC$ 369FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
DeltaCheapestC$ 311AverageC$ 374FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapestC$ 366AverageC$ 963FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 396AverageC$ 529FlexibilityNo 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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