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

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

What airlines fly to Region of Ontario?

Air Canada, United Airlines and Porter Airlines are the top three most popular airlines that fly to Region of Ontario from Baltimore according to our data. Air Canada is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Region of Ontario. Keep in mind that there are 7 different airlines that fly to Region of Ontario on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Baltimore/Washington Airport to Ontario are refreshed on a daily basis.

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

There are 3 operators available for flights from Baltimore/Washington Airport to Ontario as of June 2026.

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

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 Baltimore/Washington Airport to Ontario.

What documentation or ID do you need to fly to Ontario?

The necessary travel and health documents for your Ontario trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$132 Cheap Flights from Baltimore to Ontario in 2026

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Find the cheapest flights from Baltimore to Ontario

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:55 pm - 2:05 pm

BWI

YYZ

24h 10m

1 stop

9:30 am - 1:00 pm

YYZ

BWI

27h 30m

1 stop

$344Multiple Airlines

Wed, Sep 16 - Mon, Sep 21

1:05 pm - 2:05 pm

BWI

YYZ

25h 00m

1 stop

9:30 am - 12:13 pm

YYZ

BWI

26h 43m

1 stop

$358Multiple Airlines

Wed, Aug 12 - Wed, Aug 19

1:05 pm - 4:55 pm

BWI

YYZ

27h 50m

1 stop

6:30 am - 12:10 pm

YYZ

BWI

29h 40m

1 stop

$362Multiple Airlines

Tue, Jul 21 - Thu, Aug 13

10:33 am - 11:52 pm

BWI

YUL

13h 19m

1 stop

6:00 am - 4:41 pm

YUL

BWI

10h 41m

1 stop

$503WestJet

Thu, Jul 9 - Mon, Jul 13

10:33 am - 11:52 pm

BWI

YUL

13h 19m

1 stop

6:00 am - 11:47 am

YUL

BWI

5h 47m

1 stop

$506WestJet

Wed, Jul 8 - Mon, Jul 13

5:32 pm - 11:28 pm

BWI

YUL

5h 56m

1 stop

6:47 pm - 10:47 am

YUL

BWI

16h 00m

1 stop

$507WestJet

Fri, Jul 3 - Thu, Jul 9

6:15 am - 4:41 pm

BWI

YTZ

10h 26m

1 stop

12:15 pm - 5:36 pm

YTZ

BWI

5h 21m

1 stop

$593United Airlines

Tue, Jul 7 - Tue, Jul 14

8:16 am - 8:32 pm

BWI

YXU

12h 16m

2 stops

10:05 am - 12:28 am

YXU

BWI

14h 23m

2 stops

$997United Airlines

Sat, Jul 18 - Sat, Jul 25

6:00 am - 10:48 pm

BWI

YQT

16h 48m

2 stops

5:15 am - 1:58 pm

YQT

BWI

8h 43m

2 stops

$1,017United Airlines

Mon, Sep 21 - Tue, Sep 22

10:33 am - 7:00 pm

BWI

YQT

32h 27m

2 stops

7:50 pm - 5:15 pm

YQT

BWI

21h 25m

2 stops

$1,113WestJet

Wed, Jul 22 - Wed, Jul 29

WestJet flights from Baltimore to Region of Ontario

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

WestJet

Jul 9

BWI10:33 amBaltimore/Washington

13h 19m

1 stop

YUL11:52 pmMontreal Pierre Elliott Trudeau Intl

Jul 13

YUL6:00 amMontreal Pierre Elliott Trudeau Intl

10h 41m

1 stop

BWI4:41 pmBaltimore/Washington

$503

WestJet

Jul 8

BWI10:33 amBaltimore/Washington

13h 19m

1 stop

YUL11:52 pmMontreal Pierre Elliott Trudeau Intl

Jul 13

YUL6:00 amMontreal Pierre Elliott Trudeau Intl

5h 47m

1 stop

BWI11:47 amBaltimore/Washington

$506

WestJet

Jul 3

BWI5:32 pmBaltimore/Washington

5h 56m

1 stop

YUL11:28 pmMontreal Pierre Elliott Trudeau Intl

Jul 9

YUL6:47 pmMontreal Pierre Elliott Trudeau Intl

16h 00m

1 stop

BWI10:47 amBaltimore/Washington

$507

Delta flights from Baltimore to Region of Ontario

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

Delta

Jun 20

BWI12:32 pmBaltimore/Washington

4h 52m

1 stop

YYZ5:24 pmToronto Pearson Intl

Jun 25

YYZ6:14 pmToronto Pearson Intl

5h 04m

1 stop

BWI11:18 pmBaltimore/Washington

$592

Delta

Jun 20

BWI4:45 pmBaltimore/Washington

7h 10m

1 stop

YUL11:55 pmMontreal Pierre Elliott Trudeau Intl

Jun 26

YUL7:00 amMontreal Pierre Elliott Trudeau Intl

11h 18m

1 stop

BWI6:18 pmBaltimore/Washington

$723

Delta

Jun 22

BWI11:54 amBaltimore/Washington

5h 51m

1 stop

YUL5:45 pmMontreal Pierre Elliott Trudeau Intl

Jun 26

YUL9:30 amMontreal Pierre Elliott Trudeau Intl

11h 55m

2 stops

BWI9:25 pmBaltimore/Washington

$743

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BaltimoreToronto

BWI - YYZ

BWIYYZ

Baltimore/Washington

Wed 9/16

1:55 pm-2:05 pm

1 stop24h 10m

Toronto Pearson Intl

Mon 9/21

9:30 am-1:00 pm

1 stop27h 30m

$344

BaltimoreToronto

BWI - YYZ

BWIYYZ

Baltimore/Washington

Wed 8/12

1:05 pm-2:05 pm

1 stop25h 00m

Toronto Pearson Intl

Wed 8/19

9:30 am-12:13 pm

1 stop26h 43m

$358

BaltimoreToronto

BWI - YYZ

BWIYYZ

Baltimore/Washington

Tue 7/21

1:05 pm-4:55 pm

1 stop27h 50m

Toronto Pearson Intl

Thu 8/13

6:30 am-12:10 pm

1 stop29h 40m

$362

BaltimoreMontreal

BWI - YUL

BWIYUL

Baltimore/Washington

Thu 7/9

10:33 am-11:52 pm

1 stop13h 19m

Montreal Pierre Elliott Trudeau Intl

Mon 7/13

6:00 am-4:41 pm

1 stop10h 41m

$503

BaltimoreMontreal

BWI - YUL

BWIYUL

Baltimore/Washington

Wed 7/8

10:33 am-11:52 pm

1 stop13h 19m

Montreal Pierre Elliott Trudeau Intl

Mon 7/13

6:00 am-11:47 am

1 stop5h 47m

$506

BaltimoreMontreal

BWI - YUL

BWIYUL

Baltimore/Washington

Fri 7/3

5:32 pm-11:28 pm

1 stop5h 56m

Montreal Pierre Elliott Trudeau Intl

Thu 7/9

6:47 pm-10:47 am

1 stop16h 00m

$507

Quickest round-trip

BaltimoreToronto

BWI - YTZ

BWIYTZ

Baltimore/Washington

Tue 7/7

6:15 am-4:41 pm

1 stop10h 26m

Toronto Island

Tue 7/14

12:15 pm-5:36 pm

1 stop5h 21m

$593

BaltimoreLondon

BWI - YXU

BWIYXU

Baltimore/Washington

Sat 7/18

8:16 am-8:32 pm

2 stops12h 16m

London

Sat 7/25

10:05 am-12:28 am

2 stops14h 23m

$997

BaltimoreThunder Bay

BWI - YQT

BWIYQT

Baltimore/Washington

Mon 9/21

6:00 am-10:48 pm

2 stops16h 48m

Thunder Bay

Tue 9/22

5:15 am-1:58 pm

2 stops8h 43m

$1,017

BaltimoreThunder Bay

BWI - YQT

BWIYQT

Baltimore/Washington

Wed 7/22

10:33 am-7:00 pm

2 stops32h 27m

Thunder Bay

Wed 7/29

7:50 pm-5:15 pm

2 stops21h 25m

$1,113

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 Baltimore to Region of Ontario

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

What is the cheapest month to fly to Region of Ontario?

The month of June is, on average, the cheapest month to fly to Region of Ontario from Baltimore, with most prices found around $108. If you aren’t able to travel during the month of June, then book flights to Region of Ontario from Baltimore during December instead. Flights to Region of Ontario in December, while not as cheap as those in June, still average around $118.

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

You could potentially save up to 91% on your flight if you consider stops on a Baltimore to Region of Ontario flight.

Cheap Baltimore to Region of Ontario flight deals and tips

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

Fastest flight time	4h 22m
Direct flights	None

The fastest flight from Baltimore to Region of Ontario takes 4h 22m

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

Search flight deals

Frequently asked questions about flying from Baltimore to Ontario

When did momondo last update prices for flights from Baltimore/Washington Airport to Ontario?
Prices for flights from Baltimore/Washington Airport to Ontario are refreshed on a daily basis.
How many operators does momondo search for flights from Baltimore/Washington Airport to Ontario?
There are 3 operators available for flights from Baltimore/Washington Airport to Ontario as of June 2026.
How old do you have to be to fly from Baltimore/Washington Airport to Ontario?
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 Baltimore/Washington Airport to Ontario.
What documentation or ID do you need to fly to Ontario?
The necessary travel and health documents for your Ontario trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Baltimore to Region of Ontario

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

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom $220	Free Cancellation	Rating 7.1 11,143 reviews	Search Air Canada flights
Delta	PriceFrom $234	Free Cancellation	Rating 7.9 8,396 reviews	Search Delta flights
WestJet	PriceFrom $495	Free Cancellation	Rating 7.2 3,354 reviews	Search WestJet flights

Why use momondo?

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

It is quick and easy to find Baltimore to Ontario flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ontario that suits you.

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

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

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

momondo helps you find the best flight between Baltimore and Ontario by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are not ready to book a flight from Baltimore to Ontario now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Ontario and let you know when they change.