What is the cheapest airline that flies from Ontario to Baltimore/Washington?

Delta and United Airlines are the most popular carriers operating from Ontario to Baltimore/Washington

Which airlines fly to Baltimore?

Air Canada, Porter Airlines and United Airlines are the top three most popular airlines that fly to Baltimore from Region of Ontario according to our data. Air Canada is the first choice among our users, with 62% of people opting to fly with this airline when travelling to Baltimore. Keep in mind that there are 7 different airlines that fly to Baltimore on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Baltimore?

If you’re flying from a popular airport in Region of Ontario, such as Toronto or Ottawa, and flying into Baltimore, then you can expect flight times to average 1h 21m and 1h 43m, respectively.

When did momondo last update prices for flights from Ontario to Baltimore/Washington Airport?

Prices for flights from Ontario to Baltimore/Washington Airport were last updated today.

How many operators does momondo search for flights from Ontario to Baltimore/Washington Airport?

There are 5 operators available for flights from Ontario to Baltimore/Washington Airport as of March 2026.

How old do you have to be to fly from Ontario to Baltimore/Washington Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario to Baltimore/Washington Airport.

What documentation or ID do you need to fly to Baltimore/Washington Airport?

The travel and health documents required for your trip to Baltimore/Washington Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Baltimore/Washington Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

C$ 217 Cheap Flights from Ontario to Baltimore in 2026

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Find the cheapest flights from Ontario to Washington, D.C.

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:30 a.m. - 9:17 a.m.

YYZ

BWI

26h 47m

1 stop

10:10 a.m. - 2:05 p.m.

BWI

YYZ

27h 55m

1 stop

C$ 402Multiple Airlines

Wed, 22 Apr - Wed, 29 Apr

3:40 p.m. - 9:14 a.m.

YYZ

BWI

17h 34m

1 stop

4:05 p.m. - 2:05 p.m.

BWI

YYZ

22h 00m

1 stop

C$ 408Multiple Airlines

Tue, 7 Apr - Tue, 14 Apr

6:30 a.m. - 9:17 a.m.

YYZ

BWI

26h 47m

1 stop

5:49 p.m. - 2:05 p.m.

BWI

YYZ

20h 16m

2 stops

C$ 409Multiple Airlines

Wed, 22 Apr - Wed, 29 Apr

6:30 a.m. - 9:17 a.m.

YYZ

BWI

26h 47m

1 stop

3:26 p.m. - 11:35 p.m.

BWI

YYZ

8h 09m

1 stop

C$ 412Multiple Airlines

Wed, 29 Apr - Wed, 13 May

6:30 a.m. - 9:15 a.m.

YYZ

BWI

26h 45m

1 stop

3:26 p.m. - 11:35 p.m.

BWI

YYZ

8h 09m

1 stop

C$ 420Multiple Airlines

Mon, 27 Apr - Wed, 13 May

6:30 a.m. - 10:20 p.m.

YYZ

BWI

15h 50m

1 stop

3:26 p.m. - 11:35 p.m.

BWI

YYZ

8h 09m

1 stop

C$ 421Multiple Airlines

Tue, 28 Apr - Wed, 13 May

6:30 a.m. - 9:17 a.m.

YYZ

BWI

26h 47m

1 stop

10:10 a.m. - 2:05 p.m.

BWI

YYZ

27h 55m

1 stop

C$ 424Multiple Airlines

Wed, 15 Apr - Wed, 22 Apr

3:40 p.m. - 8:28 a.m.

YYZ

BWI

16h 48m

1 stop

10:06 a.m. - 11:20 p.m.

BWI

YYZ

13h 14m

1 stop

C$ 425Multiple Airlines

Wed, 8 Apr - Fri, 10 Apr

9:25 a.m. - 9:02 p.m.

YXU

BWI

11h 37m

2 stops

6:15 a.m. - 9:38 p.m.

BWI

YXU

15h 23m

2 stops

C$ 917United Airlines

Thu, 30 Apr - Mon, 4 May

9:25 a.m. - 9:02 p.m.

YXU

BWI

11h 37m

2 stops

6:15 a.m. - 9:38 p.m.

BWI

YXU

15h 23m

2 stops

C$ 918United Airlines

Thu, 30 Apr - Mon, 4 May

Delta flights from Region of Ontario to Baltimore

Our best Delta deals on Region of Ontario to Baltimore flight tickets

Delta

28 Apr

YUL6:00 a.m.Montreal Pierre Elliott Trudeau Intl

5h 39m

1 stop

BWI11:39 a.m.Baltimore/Washington

29 Apr

BWI2:18 p.m.Baltimore/Washington

9h 33m

1 stop

YUL11:51 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 572

Delta

28 Apr

YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl

9h 28m

1 stop

BWI4:28 p.m.Baltimore/Washington

29 Apr

BWI5:33 p.m.Baltimore/Washington

6h 18m

1 stop

YUL11:51 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 574

Delta

18 Apr

YUL12:42 p.m.Montreal Pierre Elliott Trudeau Intl

7h 35m

1 stop

BWI8:17 p.m.Baltimore/Washington

20 Apr

BWI6:00 a.m.Baltimore/Washington

5h 38m

1 stop

YUL11:38 a.m.Montreal Pierre Elliott Trudeau Intl

C$ 575

United Airlines flights from Region of Ontario to Baltimore

Our best United Airlines deals on Region of Ontario to Baltimore flight tickets

United Airlines

1 Apr

YYZ1:00 p.m.Toronto Pearson Intl

8h 23m

1 stop

BWI9:23 p.m.Baltimore/Washington

5 Apr

BWI3:42 p.m.Baltimore/Washington

5h 02m

1 stop

YYZ8:44 p.m.Toronto Pearson Intl

C$ 744

United Airlines

1 Apr

YUL9:45 a.m.Montreal Pierre Elliott Trudeau Intl

7h 48m

1 stop

BWI5:33 p.m.Baltimore/Washington

7 Apr

BWI11:08 a.m.Baltimore/Washington

6h 22m

1 stop

YUL5:30 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 794

United Airlines

30 Apr

YXU9:25 a.m.London

11h 37m

2 stops

BWI9:02 p.m.Baltimore/Washington

4 May

BWI6:15 a.m.Baltimore/Washington

15h 23m

2 stops

YXU9:38 p.m.London

C$ 917

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Wed 22/4

6:30 a.m.-9:17 a.m.

1 stop26h 47m

Baltimore/Washington

Wed 29/4

10:10 a.m.-2:05 p.m.

1 stop27h 55m

C$ 402

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Tue 7/4

3:40 p.m.-9:14 a.m.

1 stop17h 34m

Baltimore/Washington

Tue 14/4

4:05 p.m.-2:05 p.m.

1 stop22h 00m

C$ 408

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Wed 22/4

6:30 a.m.-9:17 a.m.

1 stop26h 47m

Baltimore/Washington

Wed 29/4

5:49 p.m.-2:05 p.m.

2 stops20h 16m

C$ 409

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Wed 29/4

6:30 a.m.-9:17 a.m.

1 stop26h 47m

Baltimore/Washington

Wed 13/5

3:26 p.m.-11:35 p.m.

1 stop8h 09m

C$ 412

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Mon 27/4

6:30 a.m.-9:15 a.m.

1 stop26h 45m

Baltimore/Washington

Wed 13/5

3:26 p.m.-11:35 p.m.

1 stop8h 09m

C$ 420

Quickest round-trip

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Tue 28/4

6:30 a.m.-10:20 p.m.

1 stop15h 50m

Baltimore/Washington

Wed 13/5

3:26 p.m.-11:35 p.m.

1 stop8h 09m

C$ 421

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Wed 15/4

6:30 a.m.-9:17 a.m.

1 stop26h 47m

Baltimore/Washington

Wed 22/4

10:10 a.m.-2:05 p.m.

1 stop27h 55m

C$ 424

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Wed 8/4

3:40 p.m.-8:28 a.m.

1 stop16h 48m

Baltimore/Washington

Fri 10/4

10:06 a.m.-11:20 p.m.

1 stop13h 14m

C$ 425

LondonBaltimore

YXU - BWI

YXUBWI

London

Thu 30/4

9:25 a.m.-9:02 p.m.

2 stops11h 37m

Baltimore/Washington

Mon 4/5

6:15 a.m.-9:38 p.m.

2 stops15h 23m

C$ 917

LondonBaltimore

YXU - BWI

YXUBWI

London

Thu 30/4

9:25 a.m.-9:02 p.m.

2 stops11h 37m

Baltimore/Washington

Mon 4/5

6:15 a.m.-9:38 p.m.

2 stops15h 23m

C$ 918

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Region of Ontario to Baltimore

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Baltimore?

The cheapest month to fly to Baltimore from Region of Ontario is in October. Flight prices, which tend to average around C$ 338, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of October, then book flights to Baltimore from Region of Ontario during April instead. Flights to Baltimore in April, while not as cheap as those in October, still average around C$ 405.

How far in advance should I book a flight to Baltimore?

You are more likely to see cheaper flights to Baltimore from Region of Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Baltimore for around C$ 606 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Baltimore from Region of Ontario for as low as C$ 349 on momondo.

Can stopping save me money on Region of Ontario to Baltimore flights?

You could potentially save up to 60% on your flight if you consider stops on a Region of Ontario to Baltimore flight.

Cheap Region of Ontario to Baltimore flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Region of Ontario to Baltimore

Fastest flight time	4h 48m
Direct flights	None

The fastest flight from Region of Ontario to Baltimore takes 4h 48m

There are no direct flights from Region of Ontario to Baltimore. There are no popular flight routes from Region of Ontario to Baltimore.

Search flight deals

When did momondo last update prices for flights from Ontario to Baltimore/Washington Airport?
Prices for flights from Ontario to Baltimore/Washington Airport were last updated today.
How many operators does momondo search for flights from Ontario to Baltimore/Washington Airport?
There are 5 operators available for flights from Ontario to Baltimore/Washington Airport as of March 2026.
How old do you have to be to fly from Ontario to Baltimore/Washington Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario to Baltimore/Washington Airport.
What documentation or ID do you need to fly to Baltimore/Washington Airport?
The travel and health documents required for your trip to Baltimore/Washington Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Baltimore/Washington Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Region of Ontario to Baltimore

Compare and see reviews for airlines that fly from Region of Ontario to Baltimore with momondo

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom C$ 194	Free Cancellation	Rating 7.1 10,835 reviews	Search Air Canada flights
Porter Airlines	PriceFrom C$ 237	Free Cancellation	Rating 8.0 427 reviews	Search Porter Airlines flights
Delta	PriceFrom C$ 316	Free Cancellation	Rating 7.9 8,317 reviews	Search Delta flights
United Airlines	PriceFrom C$ 347	Free Cancellation	Rating 7.4 9,462 reviews	Search United Airlines flights
WestJet	PriceFrom C$ 392	Free Cancellation	Rating 7.2 3,300 reviews	Search WestJet flights

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Baltimore?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Baltimore from Ontario.

Can I find flights from Ontario to Baltimore with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Baltimore from Ontario with this policy.

How can momondo help me find flights from Ontario to Baltimore?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ontario to Baltimore.

I’m not ready to book a flight from Ontario to Baltimore right now. Can momondo alert me if prices change?

Price alerts on flights to Baltimore from Ontario are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Cheap flights from Ontario to Washington, D.C. from C$ 217

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Washington, D.C. departing on 7/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Delta flights from Region of Ontario to Baltimore

Our best Delta deals on Region of Ontario to Baltimore flight tickets

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Our best United Airlines deals on Region of Ontario to Baltimore flight tickets

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How to get the cheapest flight ticket from Region of Ontario to Baltimore

What is the cheapest month to fly to Baltimore?

How far in advance should I book a flight to Baltimore?

Can stopping save me money on Region of Ontario to Baltimore flights?

What is the cheapest airline that flies from Ontario to Baltimore/Washington?

Which airlines fly to Baltimore?

How long does it take to fly to Baltimore?

Cheap Region of Ontario to Baltimore flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Region of Ontario to Baltimore

Fastest flight time

Direct flights

Best airlines flying from Region of Ontario to Baltimore

Compare and see reviews for airlines that fly from Region of Ontario to Baltimore with momondo

Why use momondo?

An easier way to manage your Baltimore trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Maryland

Fly your favourite airline to Washington, D.C.

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Washington, D.C.

List of cabin classes available on flights landing in Washington, D.C.. Availability may vary depending on flight origin and airline.

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