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$140+ Cheap flights from Ottawa (YOW) to Maryland

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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — BWI
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap flight deals from Ottawa to Maryland

Cheapest flights from Ottawa to Maryland
Explore the most affordable flight options available from Ottawa to Maryland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/174:15 pm
YOW
-
BWI
1 stop16h 51m
Multiple Airlines
Tue 2/246:20 am
BWI
-
YOW
1 stop11h 05m
Multiple Airlines
Deal found 1/27$240
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/174:15 pm
YOW
-
BWI
1 stop16h 51m
Multiple Airlines
Mon 2/2312:30 pm
BWI
-
YOW
1 stop11h 55m
Multiple Airlines
Deal found 1/27$246
This Trip.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/187:00 am
YOW
-
IAD
1 stop3h 22m
Porter Airlines
Wed 2/2511:40 am
IAD
-
YOW
1 stop4h 04m
Porter Airlines
Deal found 1/27$257
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/197:00 am
YOW
-
BWI
2 stops15h 53m
Multiple Airlines
Tue 2/246:20 am
BWI
-
YOW
1 stop11h 05m
Multiple Airlines
Deal found 1/27$261
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/187:00 am
YOW
-
IAD
1 stop3h 22m
Porter Airlines
Thu 2/2611:40 am
IAD
-
YOW
1 stop4h 04m
Porter Airlines
Deal found 1/27$266
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/197:00 am
YOW
-
BWI
2 stops15h 53m
Multiple Airlines
Mon 2/2312:30 pm
BWI
-
YOW
1 stop11h 55m
Multiple Airlines
Deal found 1/27$267
This Kiwi.com deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/237:00 am
YOW
-
BWI
1 stop26h 06m
Multiple Airlines
Mon 3/22:58 pm
BWI
-
YOW
1 stop9h 04m
Multiple Airlines
Deal found 1/26$268
This FlightHub deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1012:10 pm
YOW
-
IAD
1 stop5h 04m
Porter Airlines
Sun 4/126:30 pm
IAD
-
YOW
1 stop3h 59m
Porter Airlines
Deal found 1/26$269
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/2612:10 pm
YOW
-
IAD
1 stop5h 04m
Porter Airlines
Thu 4/3011:40 am
IAD
-
YOW
1 stop5h 49m
Porter Airlines
Deal found 1/27$273
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/174:15 pm
YOW
-
BWI
1 stop16h 51m
Multiple Airlines
Wed 2/254:45 pm
BWI
-
YOW
1 stop7h 13m
Multiple Airlines
Deal found 1/27$281
This SmartFares deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/1310:30 am
YOW
-
DCA
Nonstop1h 49m
Air Canada
Fri 3/206:00 am
DCA
-
YOW
1 stop3h 41m
Air Canada
Deal found 1/26$283
This Air Canada deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1810:30 am
YOW
-
DCA
Nonstop1h 49m
Air Canada
Wed 2/2512:55 pm
DCA
-
YOW
Nonstop1h 35m
Air Canada
Deal found 1/27$285

Find flight deals from Ottawa to Maryland

Keep the following information in mind while searching for Ottawa to Maryland flight deals. Data was last updated January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$240
(Kiwi.com)

One-way from

$140
(Trip.com)

Popular in

November

Cheapest in

March

Average price

$355
Provider with most accurate pricing for Ottawa-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ottawa-Washington, D.C. (WAS) flights.
Search Deals
From Ottawa to Maryland
Search Deals
One-way flight from Ottawa to Maryland
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($26 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ottawa to Maryland 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 2,558,603 searches. Data last updated January 27, 2026.
Use the filters below to find and compare flights from Ottawa to Maryland that are best for you.

Fly from

Ottawa

Fly to

Maryland

Route

Depart

Return

Price

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Thu 2/19

7:00 am-11:31 pm

1 stop16h 31m

Baltimore/Washington

Tue 2/24

6:20 am-5:25 pm

1 stop11h 05m

$240

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Thu 2/19

7:00 am-11:31 pm

1 stop16h 31m

Baltimore/Washington

Mon 2/23

12:30 pm-12:25 am

1 stop11h 55m

$246

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Mon 2/23

7:00 am-9:06 am

1 stop26h 06m

Baltimore/Washington

Mon 3/2

2:58 pm-12:02 am

1 stop9h 04m

$268

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Sun 4/26

1:20 pm-5:14 pm

1 stop3h 54m

Washington, D.C. Dulles Intl

Thu 4/30

11:40 am-3:04 pm

1 stop3h 24m

$271

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Tue 2/17

4:15 pm-9:06 am

1 stop16h 51m

Baltimore/Washington

Wed 2/25

4:45 pm-11:58 pm

1 stop7h 13m

$281

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Wed 2/18

4:15 pm-9:06 am

1 stop16h 51m

Baltimore/Washington

Wed 2/25

4:45 pm-11:58 pm

1 stop7h 13m

$281

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Fri 3/13

10:30 am-12:19 pm

Nonstop1h 49m

Washington, D.C. Reagan-National

Fri 3/20

6:00 am-9:41 am

1 stop3h 41m

$283

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Wed 2/18

10:30 am-12:19 pm

Nonstop1h 49m

Washington, D.C. Reagan-National

Mon 2/23

12:55 pm-2:30 pm

Nonstop1h 35m

$286

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Wed 2/18

5:45 am-10:21 am

1 stop4h 36m

Washington, D.C. Reagan-National

Wed 2/25

12:55 pm-2:30 pm

Nonstop1h 35m

$294

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Wed 2/25

10:30 am-12:19 pm

Nonstop1h 49m

Washington, D.C. Reagan-National

Wed 3/4

6:00 am-9:41 am

1 stop3h 41m

$294

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 60 results
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Best time to book a flight from Ottawa to Maryland

Have a flexible travel schedule? Discover the best time to fly to Maryland from Ottawa 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 Ottawa to Maryland

What is the cheapest month to book a flight from Ottawa to Maryland?

Currently, April is the cheapest month in which you can book a flight from Ottawa to Maryland (average of $73). Flying from Ottawa to Maryland in November is currently the most expensive (average of $502). 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.

Related info for your journey

Find useful and relevant information for your journey from Ottawa to Maryland. 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 from for flights from Ottawa to Maryland?

    Ottawa (YOW) is the airport you will fly out of if you book a flight from Ottawa to Maryland. It is only a 6.6 mi journey to Ottawa (YOW) from Ottawa’s city center.

  • How long is the flight from Ottawa to Maryland?

    Airlines like Porter Airlines, Air Canada, and United Airlines fly from Ottawa to Maryland in about 1h 49m. The time it takes to get you to your destination can typically vary by up to 3h 51m. Airlines will cover a distance of 452 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Ottawa to Maryland?

    Most travelers choose Ottawa - Washington, D.C. Reagan-National, Ottawa - Washington, D.C. Dulles Intl or Ottawa - Baltimore/Washington when deciding on the best route from Ottawa to Maryland.

  • Can I find deals for flights from Ottawa to Maryland that include hotel bookings?

    Yes. In addition to deals on Ottawa to Maryland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ottawa to Maryland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ottawa to Maryland.

  • Can I find deals for business class flights from Ottawa to Maryland?

    Yes. Cheapflights offers flight deals from Ottawa to Maryland 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 Ottawa to Maryland?

    Currently, April is the cheapest month in which you can book a flight from Ottawa to Maryland (average of $73). Flying from Ottawa to Maryland in November is currently the most expensive (average of $502). 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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