Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Ottawa to Washington, D.C. from C$ 294

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ottawa to Washington, D.C. departing on 29/8. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:00 a.m. - 8:43 p.m.
YOW
-
BWI
13h 43m
1 stop
Multiple Airlines Logo
6:25 a.m. - 2:35 p.m.
BWI
-
YOW
8h 10m
1 stop
C$ 547Multiple Airlines
Fri, 24 Jul - Sat, 25 Jul
Multiple Airlines Logo
7:00 a.m. - 10:24 a.m.
YOW
-
BWI
27h 24m
1 stop
Multiple Airlines Logo
6:24 a.m. - 11:48 p.m.
BWI
-
YOW
17h 24m
1 stop
C$ 562Multiple Airlines
Fri, 4 Sep - Mon, 7 Sep
Multiple Airlines Logo
7:00 a.m. - 12:10 p.m.
YOW
-
BWI
29h 10m
1 stop
Multiple Airlines Logo
3:21 p.m. - 12:20 a.m.
BWI
-
YOW
32h 59m
2 stops
C$ 593Multiple Airlines
Mon, 13 Jul - Mon, 20 Jul
Multiple Airlines Logo
2:10 p.m. - 7:26 a.m.
YOW
-
BWI
17h 16m
2 stops
Multiple Airlines Logo
1:05 p.m. - 2:55 p.m.
BWI
-
YOW
25h 50m
1 stop
C$ 599Multiple Airlines
Tue, 4 Aug - Sun, 9 Aug
Multiple Airlines Logo
7:00 a.m. - 11:59 p.m.
YOW
-
BWI
16h 59m
1 stop
Multiple Airlines Logo
9:32 p.m. - 5:23 p.m.
BWI
-
YOW
19h 51m
2 stops
C$ 600Multiple Airlines
Fri, 4 Sep - Mon, 7 Sep
Multiple Airlines Logo
2:10 p.m. - 7:26 a.m.
YOW
-
BWI
17h 16m
2 stops
Multiple Airlines Logo
11:09 a.m. - 11:48 p.m.
BWI
-
YOW
12h 39m
1 stop
C$ 612Multiple Airlines
Fri, 21 Aug - Mon, 24 Aug
Multiple Airlines Logo
2:10 p.m. - 7:26 a.m.
YOW
-
BWI
17h 16m
2 stops
Multiple Airlines Logo
11:09 a.m. - 11:48 p.m.
BWI
-
YOW
12h 39m
1 stop
C$ 616Multiple Airlines
Fri, 21 Aug - Mon, 24 Aug
Multiple Airlines Logo
7:00 a.m. - 6:32 p.m.
YOW
-
BWI
11h 32m
2 stops
Multiple Airlines Logo
9:52 p.m. - 4:44 p.m.
BWI
-
YOW
18h 52m
1 stop
C$ 626Multiple Airlines
Wed, 21 Oct - Mon, 26 Oct
Multiple Airlines Logo
7:00 a.m. - 12:25 p.m.
YOW
-
BWI
29h 25m
1 stop
Multiple Airlines Logo
9:32 p.m. - 5:23 p.m.
BWI
-
YOW
19h 51m
2 stops
C$ 644Multiple Airlines
Sat, 5 Sep - Tue, 8 Sep
Multiple Airlines Logo
2:00 p.m. - 12:10 p.m.
YOW
-
BWI
46h 10m
2 stops
Multiple Airlines Logo
1:05 p.m. - 2:57 p.m.
BWI
-
YOW
25h 52m
1 stop
C$ 690Multiple Airlines
Sun, 12 Jul - Sun, 19 Jul

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

American Airlines flights from Ottawa to Baltimore

Our best American Airlines deals on Ottawa to Baltimore flight tickets
American Airlines
23 Dec
YOW1:05 p.m.Ottawa
10h 38m
2 stops
BWI11:43 p.m.Baltimore/Washington
31 Dec
BWI6:42 a.m.Baltimore/Washington
15h 26m
2 stops
YOW10:08 p.m.Ottawa
C$ 759
American Airlines
4 Sep
YOW7:00 a.m.Ottawa
15h 58m
2 stops
BWI10:58 p.m.Baltimore/Washington
7 Sep
BWI7:24 p.m.Baltimore/Washington
24h 36m
2 stops
YOW8:00 p.m.Ottawa
C$ 772
American Airlines
5 Sep
YOW8:40 a.m.Ottawa
13h 03m
2 stops
BWI9:43 p.m.Baltimore/Washington
8 Sep
BWI11:59 a.m.Baltimore/Washington
9h 36m
2 stops
YOW9:35 p.m.Ottawa
C$ 788

United Airlines flights from Ottawa to Baltimore

Our best United Airlines deals on Ottawa to Baltimore flight tickets
United Airlines
31 Oct
YOW6:15 a.m.Ottawa
7h 30m
1 stop
BWI1:45 p.m.Baltimore/Washington
3 Nov
BWI10:10 a.m.Baltimore/Washington
11h 06m
1 stop
YOW9:16 p.m.Ottawa
C$ 1,048
United Airlines
31 Oct
YOW6:15 a.m.Ottawa
7h 30m
1 stop
BWI1:45 p.m.Baltimore/Washington
3 Nov
BWI10:10 a.m.Baltimore/Washington
11h 06m
1 stop
YOW9:16 p.m.Ottawa
C$ 1,049
United Airlines
23 Jul
YOW10:44 a.m.Ottawa
13h 44m
1 stop
BWI12:28 a.m.Baltimore/Washington
27 Jul
BWI8:16 a.m.Baltimore/Washington
8h 51m
1 stop
YOW5:07 p.m.Ottawa
C$ 1,080

momondo Fare Finder

 
Customize your flight search to find flights from Ottawa 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 96,600 searches. Data last updated 2 July 2026.
Use the filters below to find and compare flights from Ottawa to Baltimore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Fri 24/7

7:00 a.m.-8:43 p.m.

1 stop13h 43m

Baltimore/Washington

Sat 25/7

6:25 a.m.-2:35 p.m.

1 stop8h 10m

C$ 546

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Fri 4/9

7:00 a.m.-10:24 a.m.

1 stop27h 24m

Baltimore/Washington

Mon 7/9

6:24 a.m.-11:48 p.m.

1 stop17h 24m

C$ 562

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Mon 13/7

7:00 a.m.-12:10 p.m.

1 stop29h 10m

Baltimore/Washington

Mon 20/7

3:21 p.m.-12:20 a.m.

2 stops32h 59m

C$ 593

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Tue 4/8

2:10 p.m.-7:26 a.m.

2 stops17h 16m

Baltimore/Washington

Sun 9/8

1:05 p.m.-2:55 p.m.

1 stop25h 50m

C$ 599

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Fri 4/9

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

1 stop16h 59m

Baltimore/Washington

Mon 7/9

9:32 p.m.-5:23 p.m.

2 stops19h 51m

C$ 600

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Fri 21/8

2:10 p.m.-7:26 a.m.

2 stops17h 16m

Baltimore/Washington

Mon 24/8

11:09 a.m.-11:48 p.m.

1 stop12h 39m

C$ 612

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Fri 21/8

2:10 p.m.-7:26 a.m.

2 stops17h 16m

Baltimore/Washington

Mon 24/8

11:09 a.m.-11:48 p.m.

1 stop12h 39m

C$ 616

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Wed 21/10

7:00 a.m.-6:32 p.m.

2 stops11h 32m

Baltimore/Washington

Mon 26/10

9:52 p.m.-4:44 p.m.

1 stop18h 52m

C$ 626

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Sat 5/9

7:00 a.m.-12:25 p.m.

1 stop29h 25m

Baltimore/Washington

Tue 8/9

9:32 p.m.-5:23 p.m.

2 stops19h 51m

C$ 644

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Sun 12/7

2:00 p.m.-12:10 p.m.

2 stops46h 10m

Baltimore/Washington

Sun 19/7

1:05 p.m.-2:57 p.m.

1 stop25h 52m

C$ 690

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Ottawa 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

Which airlines fly to Baltimore?

Air Canada, United Airlines and Porter Airlines are the top three most popular airlines that fly to Baltimore from Ottawa according to our data. Air Canada is the first choice among our users, with 60% of people opting to fly with this airline when travelling to Baltimore. Keep in mind that there are 5 different airlines that fly to Baltimore on a routine basis, so you have a few additional options to choose from.

When to book flights from Ottawa to Baltimore

Are you open to changing your travel dates? Check out the ideal times to fly from Ottawa to Baltimore according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ottawa to Baltimore (YOW to BWI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ottawa to Baltimore

Fastest flight time

7h 30m

Direct flights

None
The fastest flight from Ottawa to Baltimore takes 7h 30m
There are no direct flights from Ottawa to Baltimore. There are no popular flight routes from Ottawa to Baltimore.
Search flight deals

Frequently asked questions about flying from Ottawa to Baltimore

  • How far is Ottawa to Baltimore/Washington by plane?

    There are 684.7 km between Ottawa and Baltimore/Washington. Flights usually cover this in 7h 30m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Ottawa Airport to Baltimore/Washington Airport refresh daily.

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

  • How old do you have to be to fly from Ottawa Airport 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 Ottawa Airport 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.

  • What is the most popular airline from Ottawa to Baltimore?

Best airlines flying from Ottawa to Baltimore

Compare and see reviews for airlines that fly from Ottawa to Baltimore with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom C$ 443Free CancellationRating
7.4
9,926 reviews
Search United Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ottawa to Baltimore . Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Ottawa to Baltimore on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Ottawa 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 Ottawa to Baltimore.

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

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

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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 1/8
Sat 8/8
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Airports servicing Maryland

Annapolis Airport