HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ottawa

$109+ Cheap flights from Maryland to Ottawa (YOW)

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 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — YOW
Dec 20 — Dec 271
Sat 12/20
Sat 12/27
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Maryland to Ottawa with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Maryland to Ottawa

Keep the following information in mind while searching for Maryland to Ottawa flight deals. Data was last updated November 20, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$253
(Kiwi.com)

One-way from

$109
(Kiwi.com)

Popular in

March

Cheapest in

January

Average price

$407
Provider with most accurate pricing for Washington, D.C. (WAS)-Ottawa flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Ottawa flights.
Search Deals
From Maryland to Ottawa
Search Deals
One-way flight from Maryland to Ottawa
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($6 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 November 2025
Search Deals

Find flight deals from Maryland to Ottawa

Cheapest flights from Maryland to Ottawa
Explore the most affordable flight options available from Maryland to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/19. 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 12/2911:40 amIAD - YOW
1 stop3h 24mPorter Airlines
Fri 1/26:50 amYOW - IAD
1 stop3h 29mPorter Airlines
Deal found 11/19$253
This Mytrip deal was found by Cheapflights users on 11/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/35:40 amBWI - YOW
1 stop11h 45mMultiple Airlines
Sat 12/67:00 amYOW - BWI
3 stops26h 22mMultiple Airlines
Deal found 11/18$259
This SmartFares deal was found by Cheapflights users on 11/20. 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.
Sat 12/136:50 pmDCA - YOW
1 stop4h 18mAir Canada
Sun 12/145:45 amYOW - DCA
1 stop4h 36mAir Canada
Deal found 11/20$260
This Kiwi.com deal was found by Cheapflights users on 11/19. 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 12/2111:40 amIAD - YOW
1 stop5h 49mPorter Airlines
Fri 12/266:50 amYOW - IAD
1 stop3h 34mPorter Airlines
Deal found 11/19$267
This Mytrip deal was found by Cheapflights users on 11/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/129:10 pmBWI - YOW
2 stops26h 48mMultiple Airlines
Sun 12/147:00 amYOW - BWI
3 stops26h 22mMultiple Airlines
Deal found 11/18$284
This Kiwi.com deal was found by Cheapflights users on 11/19. 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 12/1811:40 amIAD - YOW
1 stop3h 24mPorter Airlines
Sun 12/211:20 pmYOW - IAD
1 stop3h 54mPorter Airlines
Deal found 11/19$287
This Kiwi.com deal was found by Cheapflights users on 11/20. 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.
Sat 12/138:37 amBWI - YOW
1 stop8h 36mMultiple Airlines
Sun 12/144:20 pmYOW - BWI
1 stop15h 22mMultiple Airlines
Deal found 11/20$293
This FlightHub deal was found by Cheapflights users on 11/19. 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.
Sun 12/2111:40 amIAD - YOW
1 stop5h 49mPorter Airlines
Tue 12/306:50 amYOW - IAD
1 stop3h 34mPorter Airlines
Deal found 11/19$296
This Kiwi.com deal was found by Cheapflights users on 11/18. 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 12/79:43 pmBWI - YOW
1 stop19h 30mMultiple Airlines
Fri 12/124:20 pmYOW - BWI
1 stop15h 22mMultiple Airlines
Deal found 11/18$297
This Kiwi.com deal was found by Cheapflights users on 11/20. 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.
Sat 12/206:30 pmIAD - YOW
1 stop3h 59mPorter Airlines
Sat 12/271:20 pmYOW - IAD
1 stop3h 54mPorter Airlines
Deal found 11/20$304
This Gotogate deal was found by Cheapflights users on 11/20. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/236:30 pmIAD - YOW
1 stop3h 59mPorter Airlines
Wed 12/316:50 amYOW - IAD
1 stop3h 34mPorter Airlines
Deal found 11/20$306
This Trip.com deal was found by Cheapflights users on 11/20. 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.
Thu 12/252:30 pmIAD - YOW
1 stop4h 29mPorter Airlines
Sun 12/2812:10 pmYOW - IAD
1 stop5h 04mPorter Airlines
Deal found 11/20$311

Cheapflights Fare Finder

 
Customize your flight search to find flights from Maryland to Ottawa 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 November 20, 2025.
Use the filters below to find and compare flights from Maryland to Ottawa that are best for you.

Fly from

Maryland

Fly to

Ottawa

Route

Depart

Return

Price

BaltimoreOttawa

BWI - YOW

BWIYOW

Baltimore/Washington

Wed 12/3

5:40 am-5:25 pm

1 stop11h 45m

Ottawa

Sat 12/6

7:00 am-9:22 am

3 stops26h 22m

$259

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Sat 12/13

6:50 pm-11:08 pm

1 stop4h 18m

Ottawa

Sun 12/14

5:45 am-10:21 am

1 stop4h 36m

$260

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Sun 12/21

11:40 am-5:29 pm

1 stop5h 49m

Ottawa

Fri 12/26

6:50 am-10:24 am

1 stop3h 34m

$267

BaltimoreOttawa

BWI - YOW

BWIYOW

Baltimore/Washington

Fri 1/23

7:24 pm-5:15 pm

1 stop21h 51m

Ottawa

Wed 1/28

4:15 pm-9:16 am

1 stop17h 01m

$290

BaltimoreOttawa

BWI - YOW

BWIYOW

Baltimore/Washington

Fri 12/12

10:04 am-12:25 am

2 stops14h 21m

Ottawa

Sun 12/14

7:00 am-9:22 am

3 stops26h 22m

$294

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Sat 12/20

6:30 pm-10:29 pm

1 stop3h 59m

Ottawa

Sat 12/27

1:20 pm-5:14 pm

1 stop3h 54m

$304

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Tue 12/23

6:30 pm-10:29 pm

1 stop3h 59m

Ottawa

Wed 12/31

6:50 am-10:24 am

1 stop3h 34m

$306

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Sun 12/7

5:45 pm-12:25 am

1 stop30h 40m

Ottawa

Fri 12/12

7:00 am-12:36 am

1 stop17h 36m

$311

BaltimoreOttawa

BWI - YOW

BWIYOW

Baltimore/Washington

Tue 12/9

6:30 am-5:25 pm

1 stop10h 55m

Ottawa

Wed 12/10

10:00 am-3:49 pm

2 stops29h 49m

$313

BaltimoreOttawa

BWI - YOW

BWIYOW

Baltimore/Washington

Sat 1/17

12:12 pm-12:25 am

1 stop12h 13m

Ottawa

Mon 1/19

4:15 pm-7:01 pm

1 stop26h 46m

$314

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Showing 1-10 of 59 results
1
2
3
...
6

Best time to book a flight from Maryland to Ottawa

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

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

Currently, March is the cheapest month in which you can book a flight from Maryland to Ottawa (average of $163). Flying from Maryland to Ottawa in January is currently the most expensive (average of $358). 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.

What is the cheapest time of day to fly from MD to YOW?

Find hourly flight availability from Maryland to Ottawa. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 20, 2025.

It’s optimal to fly from Maryland to Ottawa at noon. By choosing this option you can save up to 65% on the cost of your flight, compared to a flight in the evening.

Related info for your journey

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

    Most people fly into Ottawa (YOW) if they book a flight to Ottawa from Maryland. Ottawa is conveniently located just 6.6 mi from Ottawa’s city center.

  • How long is the flight from Maryland to Ottawa?

    A quick flight from Maryland to Ottawa can take about 4h 18m. Air Canada provides one of the quickest options available for as low as $260. There are 452 mi between Maryland and Ottawa. This flight may include one or multiple stops.

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

    The most popular route from Maryland to Ottawa is Washington, D.C. Dulles Intl - Ottawa. You may also consider Washington, D.C. Reagan-National - Ottawa or Baltimore/Washington - Ottawa.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Maryland to Ottawa (average of $163). Flying from Maryland to Ottawa in January is currently the most expensive (average of $358). 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

Traveling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Petawawa

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Maryland to Ottawa

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Pearson Intl flights
Newark to Pearson Intl flights
Newark to Toronto Island flights
LaGuardia to Pearson Intl flights
John F Kennedy Intl to Pierre Elliott Trudeau Intl flights
Newark to Pierre Elliott Trudeau Intl flights
LaGuardia to Pierre Elliott Trudeau Intl flights
Los Angeles to Pearson Intl flights
Reagan-National to Pearson Intl flights
Dulles Intl to Pierre Elliott Trudeau Intl flights
Boston to Pearson Intl flights
San Francisco to Pearson Intl flights
Dallas/Fort Worth to Pearson Intl flights
Reagan-National to Pierre Elliott Trudeau Intl flights
Hobby to Pearson Intl flights
O'Hare Intl to Pearson Intl flights
Dulles Intl to Pearson Intl flights
Boston to Toronto Island flights
Atlanta to Pearson Intl flights
Los Angeles to Pierre Elliott Trudeau Intl flights
Boston to Pierre Elliott Trudeau Intl flights
George Bush Intcntl to Pearson Intl flights
Fort Lauderdale to Pierre Elliott Trudeau Intl flights
O'Hare Intl to Pierre Elliott Trudeau Intl flights
Seattle to Pearson Intl flights
Minneapolis to Pearson Intl flights
Sky Harbor Intl to Pearson Intl flights
Dulles Intl to Toronto Island flights
Dallas/Fort Worth to Pierre Elliott Trudeau Intl flights
Minneapolis to Pierre Elliott Trudeau Intl flights
Baltimore to Pierre Elliott Trudeau Intl flights
Baltimore to Pearson Intl flights
Miami to Pierre Elliott Trudeau Intl flights
Fort Lauderdale to Pearson Intl flights
Atlanta to Pierre Elliott Trudeau Intl flights
Orlando to Pearson Intl flights
San Francisco to Pierre Elliott Trudeau Intl flights
Philadelphia to Pierre Elliott Trudeau Intl flights
Tampa to Pearson Intl flights
Philadelphia to Pearson Intl flights
John F Kennedy Intl to Toronto Island flights
Hobby to Pierre Elliott Trudeau Intl flights
Orlando to Pierre Elliott Trudeau Intl flights
San Diego to Pearson Intl flights
Midway to Toronto Island flights
Midway to Pearson Intl flights
Nashville to Pearson Intl flights
Miami to Pearson Intl flights
Denver to Pierre Elliott Trudeau Intl flights
Orlando to Toronto Island flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.