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$129+ 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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — YOW
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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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 August 14, 2025.

Round-trip from

$309
(Kiwi.com)

One-way from

$129
(Kiwi.com)

Popular in

March

Cheapest in

January

Average price

$427
From Maryland to Ottawa
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One-way flight from Maryland to Ottawa
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Highest demand for flights based on searches. 4% potential increase in price ($17 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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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 August 14, 2025.

This Kiwi.com deal was found by Cheapflights users on 8/12. 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 9/24:20 pmIAD - YOW
1 stop4h 14mPorter Airlines
Sun 9/77:00 amYOW - IAD
1 stop3h 16mPorter Airlines
Deal found 8/12$309
This Trip.com deal was found by Cheapflights users on 8/13. 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.
Mon 9/84:20 pmIAD - YOW
1 stop4h 14mPorter Airlines
Mon 9/157:00 amYOW - IAD
1 stop3h 16mPorter Airlines
Deal found 8/13$319
This Kiwi.com deal was found by Cheapflights users on 8/12. 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 9/411:35 amIAD - YOW
1 stop5h 29mPorter Airlines
Sun 9/77:00 amYOW - IAD
1 stop3h 16mPorter Airlines
Deal found 8/12$320
This Kiwi.com deal was found by Cheapflights users on 8/12. 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 9/46:40 pmPHL - YOW
1 stop22h 17mMultiple Airlines
Fri 9/124:25 pmYOW - PHL
1 stop8h 27mMultiple Airlines
Deal found 8/12$322
This Trip.com deal was found by Cheapflights users on 8/13. 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.
Sat 9/69:35 amIAD - YOW
1 stop4h 16mMultiple Airlines
Sun 9/77:00 amYOW - IAD
1 stop3h 16mMultiple Airlines
Deal found 8/13$325
This Kiwi.com deal was found by Cheapflights users on 8/12. 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 9/154:20 pmIAD - YOW
1 stop4h 14mPorter Airlines
Tue 9/1611:00 amYOW - IAD
1 stop4h 06mPorter Airlines
Deal found 8/12$326
This Kiwi.com deal was found by Cheapflights users on 8/13. 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 9/104:20 pmIAD - YOW
1 stop4h 14mPorter Airlines
Wed 9/1711:00 amYOW - IAD
1 stop4h 06mPorter Airlines
Deal found 8/13$331
This Trip.com deal was found by Cheapflights users on 8/13. 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.
Sat 9/66:00 amDCA - YOW
1 stop4h 25mAir Canada
Sun 9/710:25 amYOW - DCA
Nonstop1h 43mAir Canada
Deal found 8/13$333
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 9/104:20 pmIAD - YOW
1 stop4h 14mPorter Airlines
Thu 9/1811:00 amYOW - IAD
1 stop4h 06mPorter Airlines
Deal found 8/11$334
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 9/104:20 pmIAD - YOW
1 stop4h 14mPorter Airlines
Tue 9/2311:00 amYOW - IAD
1 stop4h 06mPorter Airlines
Deal found 8/11$339
This Kiwi.com deal was found by Cheapflights users on 8/12. 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.
Fri 9/58:43 pmPHL - YOW
1 stop20h 14mMultiple Airlines
Mon 9/83:50 pmYOW - PHL
1 stop17h 56mMultiple Airlines
Deal found 8/12$340
This Kiwi.com deal was found by Cheapflights users on 8/12. 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 9/24:20 pmIAD - YOW
1 stop4h 14mMultiple Airlines
Thu 9/47:00 amYOW - IAD
2 stops11h 24mMultiple Airlines
Deal found 8/12$341

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 August 14, 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

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Fri 9/5

4:20 pm-8:34 pm

1 stop4h 14m

Ottawa

Mon 9/8

7:00 am-10:16 am

1 stop3h 16m

$309

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Tue 9/2

4:20 pm-8:34 pm

1 stop4h 14m

Ottawa

Thu 9/4

7:00 am-10:16 am

1 stop3h 16m

$309

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Mon 9/8

4:20 pm-8:34 pm

1 stop4h 14m

Ottawa

Mon 9/15

7:00 am-10:16 am

1 stop3h 16m

$319

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Sat 9/6

9:35 am-1:51 pm

1 stop4h 16m

Ottawa

Sun 9/7

7:00 am-10:16 am

1 stop3h 16m

$325

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Thu 9/4

4:20 pm-8:34 pm

1 stop4h 14m

Ottawa

Sun 9/7

7:00 am-10:16 am

1 stop3h 16m

$330

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Thu 9/4

11:35 am-5:04 pm

1 stop5h 29m

Ottawa

Sat 9/6

9:35 am-3:06 pm

1 stop5h 31m

$330

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Wed 9/10

4:20 pm-8:34 pm

1 stop4h 14m

Ottawa

Wed 9/17

11:00 am-3:06 pm

1 stop4h 06m

$331

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Sat 9/6

12:55 pm-2:26 pm

Nonstop1h 31m

Ottawa

Sun 9/7

10:25 am-12:08 pm

Nonstop1h 43m

$333

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Tue 9/2

4:20 pm-8:34 pm

1 stop4h 14m

Ottawa

Thu 9/4

7:00 am-6:24 pm

2 stops11h 24m

$341

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Fri 10/17

4:20 pm-8:34 pm

1 stop4h 14m

Ottawa

Sun 10/19

7:00 am-10:16 am

1 stop3h 16m

$349

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Showing 1-10 of 59 results
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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, January is the cheapest month in which you can book a flight from Maryland to Ottawa (average of $294). Flying from Maryland to Ottawa in September is currently the most expensive (average of $428). 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 August 14, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Maryland to Ottawa as you normally would.

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.

  • What are the cheapest airlines to fly from Maryland to Ottawa one-way?

    The cheapest airline one-way is Porter Airlines, with whom users have recently found tickets for as low as $146. However, be on the lookout for offers from WestJet and Air Canada, as they are both options that can get you from Maryland to Ottawa for a low price.

  • 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, January is the cheapest month in which you can book a flight from Maryland to Ottawa (average of $294). Flying from Maryland to Ottawa in September is currently the most expensive (average of $428). 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

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Alternative routes for Maryland to Ottawa

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Maryland to Ottawa

Discover the top airline that operate flights from Maryland to Ottawa. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$480Average$713FlexibilityNo cancel feeOn-time67%

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