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Cheap flights from Ontario to Washington, D.C. from $134

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 2/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
3:40 pm - 11:36 pm
YYZ
-
BWI
7h 56m1 stop
Multiple Airlines Logo
1:00 pm - 11:20 pm
BWI
-
YYZ
10h 20m1 stop
$210Multiple Airlines
Sat, Jan 17 - Tue, Jan 20
Multiple Airlines Logo
5:15 pm - 10:32 am
YYZ
-
BWI
17h 17m1 stop
Multiple Airlines Logo
1:00 pm - 11:20 pm
BWI
-
YYZ
10h 20m1 stop
$211Multiple Airlines
Fri, Jan 16 - Tue, Jan 20
Multiple Airlines Logo
7:10 am - 3:52 pm
YYZ
-
BWI
8h 42m1 stop
Multiple Airlines Logo
1:00 pm - 11:20 pm
BWI
-
YYZ
10h 20m1 stop
$212Multiple Airlines
Thu, Jan 15 - Mon, Jan 19
Multiple Airlines Logo
5:15 pm - 12:27 pm
YYZ
-
BWI
19h 12m1 stop
Multiple Airlines Logo
8:25 pm - 2:20 pm
BWI
-
YYZ
17h 55m1 stop
$215Multiple Airlines
Wed, Jan 28 - Wed, Feb 25
Multiple Airlines Logo
7:10 am - 3:52 pm
YYZ
-
BWI
8h 42m1 stop
Multiple Airlines Logo
1:00 pm - 11:20 pm
BWI
-
YYZ
10h 20m1 stop
$216Multiple Airlines
Thu, Jan 15 - Wed, Jan 21
Multiple Airlines Logo
7:15 am - 5:10 pm
YYZ
-
BWI
9h 55m2 stops
Multiple Airlines Logo
8:25 pm - 2:20 pm
BWI
-
YYZ
17h 55m1 stop
$218Multiple Airlines
Wed, Jan 28 - Wed, Feb 25
Multiple Airlines Logo
3:40 pm - 11:34 pm
YYZ
-
BWI
7h 54m1 stop
Multiple Airlines Logo
1:00 pm - 11:20 pm
BWI
-
YYZ
10h 20m1 stop
$223Multiple Airlines
Thu, Jan 15 - Tue, Jan 20
Multiple Airlines Logo
7:15 am - 9:03 pm
YYZ
-
BWI
13h 48m2 stops
Multiple Airlines Logo
1:00 pm - 11:20 pm
BWI
-
YYZ
10h 20m1 stop
$226Multiple Airlines
Thu, Jan 15 - Mon, Jan 19
United Airlines Logo
5:10 am - 2:11 pm
YXU
-
BWI
9h 01m2 stops
United Airlines Logo
10:05 am - 9:21 pm
BWI
-
YXU
11h 16m2 stops
$651United Airlines
Wed, Feb 4 - Wed, Feb 11
United Airlines Logo
9:25 am - 9:42 pm
YXU
-
BWI
12h 17m2 stops
United Airlines Logo
6:05 am - 9:21 pm
BWI
-
YXU
15h 16m2 stops
$727United Airlines
Sat, Mar 14 - Sat, Mar 21

Delta flights from Region of Ontario to Baltimore

Our best Delta deals on Region of Ontario to Baltimore flight tickets
Delta
Jan 15
YUL9:34 amMontreal Pierre Elliott Trudeau Intl
10h 54m
2 stops
BWI8:28 pmBaltimore/Washington
Jan 19
BWI6:05 amBaltimore/Washington
9h 51m
2 stops
YUL3:56 pmMontreal Pierre Elliott Trudeau Intl
$499
Find similar
Delta
Apr 4
YUL12:37 pmMontreal Pierre Elliott Trudeau Intl
9h 33m
1 stop
BWI10:10 pmBaltimore/Washington
Apr 7
BWI10:44 amBaltimore/Washington
7h 51m
2 stops
YUL6:35 pmMontreal Pierre Elliott Trudeau Intl
$522
Find similar
Delta
Dec 31
YYZ12:09 pmToronto Pearson Intl
12h 26m
2 stops
BWI12:35 amBaltimore/Washington
Feb 4
BWI3:00 pmBaltimore/Washington
8h 13m
1 stop
YYZ11:13 pmToronto Pearson Intl
$574
Find similar

United Airlines flights from Region of Ontario to Baltimore

Our best United Airlines deals on Region of Ontario to Baltimore flight tickets
United Airlines
Feb 2
YOW6:20 amOttawa
15h 01m
1 stop
BWI9:21 pmBaltimore/Washington
Feb 3
BWI10:05 amBaltimore/Washington
7h 07m
1 stop
YOW5:12 pmOttawa
$593
Find similar
United Airlines
Feb 2
YOW6:20 amOttawa
15h 01m
1 stop
BWI9:21 pmBaltimore/Washington
Feb 3
BWI10:05 amBaltimore/Washington
7h 07m
1 stop
YOW5:12 pmOttawa
$594
Find similar
United Airlines
Jan 15
YOW6:20 amOttawa
7h 51m
1 stop
BWI2:11 pmBaltimore/Washington
Jan 19
BWI10:05 amBaltimore/Washington
7h 07m
1 stop
YOW5:12 pmOttawa
$635
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Region of 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, momondo users made 832,500 searches. Data last updated December 21, 2025.
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

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Sat 1/17

3:40 pm-11:36 pm

1 stop7h 56m

Baltimore/Washington

Tue 1/20

1:00 pm-11:20 pm

1 stop10h 20m

$210

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Fri 1/16

5:15 pm-10:32 am

1 stop17h 17m

Baltimore/Washington

Tue 1/20

1:00 pm-11:20 pm

1 stop10h 20m

$211

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Thu 1/15

7:10 am-3:52 pm

1 stop8h 42m

Baltimore/Washington

Mon 1/19

1:00 pm-11:20 pm

1 stop10h 20m

$212

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Wed 1/28

5:15 pm-12:27 pm

1 stop19h 12m

Baltimore/Washington

Wed 2/25

8:25 pm-2:20 pm

1 stop17h 55m

$215

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Thu 1/15

7:10 am-3:52 pm

1 stop8h 42m

Baltimore/Washington

Wed 1/21

1:00 pm-11:20 pm

1 stop10h 20m

$216

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Wed 1/28

7:15 am-5:10 pm

2 stops9h 55m

Baltimore/Washington

Wed 2/25

8:25 pm-2:20 pm

1 stop17h 55m

$218

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Thu 1/15

3:40 pm-11:34 pm

1 stop7h 54m

Baltimore/Washington

Tue 1/20

1:00 pm-11:20 pm

1 stop10h 20m

$223

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Thu 1/15

7:15 am-9:03 pm

2 stops13h 48m

Baltimore/Washington

Mon 1/19

1:00 pm-11:20 pm

1 stop10h 20m

$226

LondonBaltimore

YXU - BWI

YXUBWI

London

Wed 2/4

5:10 am-2:11 pm

2 stops9h 01m

Baltimore/Washington

Wed 2/11

10:05 am-9:21 pm

2 stops11h 16m

$651

LondonBaltimore

YXU - BWI

YXUBWI

London

Sat 3/14

9:25 am-9:42 pm

2 stops12h 17m

Baltimore/Washington

Sat 3/21

6:05 am-9:21 pm

2 stops15h 16m

$727

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

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

What is the cheapest month to fly to Baltimore?

If you’re not able to fly to Baltimore in October, then February is your next best option. Flight prices from Region of Ontario to Baltimore during February average around $325.

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 $407 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 $254 on momondo.

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

You could potentially save up to 45% 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

6h 02m

Direct flights

None
The fastest flight from Region of Ontario to Baltimore takes 6h 02m
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?

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify 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 required travel and health documents for your Baltimore/Washington Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Baltimore/Washington Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Region of Ontario to Baltimore?

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 CanadaPriceFrom $158Free CancellationRating
7.1
10,551 reviews
Search Air Canada flights
DeltaPriceFrom $222Free CancellationRating
7.9
8,014 reviews
Search Delta flights
WestJetPriceFrom $260Free CancellationRating
7.2
3,209 reviews
Search WestJet flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to Baltimore. momondo saves you time and could save you money on your trip.

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?

Once you have performed a search for Ontario to Baltimore flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Ontario to Baltimore flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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