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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 8/30. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — YOW
Aug 5 — Aug 121
Wed 8/5
Wed 8/12
1 adult, Economy
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Cheap 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 July 6, 2026.

This Trip.com deal was found by Cheapflights users on 7/1. 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 7/293:55 pm
IAD
-
YOW
1 stop4h 09m
Porter Airlines
Wed 8/510:40 am
YOW
-
IAD
1 stop4h 30m
Porter Airlines
Deal found 7/1$321
This Trip.com deal was found by Cheapflights users on 7/3. 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.
Tue 7/283:55 pm
IAD
-
YOW
1 stop4h 09m
Porter Airlines
Thu 7/3010:40 am
YOW
-
IAD
1 stop4h 31m
Porter Airlines
Deal found 7/3$323
This Trip.com deal was found by Cheapflights users on 7/3. 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.
Fri 8/73:50 pm
IAD
-
YOW
1 stop4h 14m
Porter Airlines
Sun 8/910:40 am
YOW
-
IAD
1 stop4h 30m
Porter Airlines
Deal found 7/3$330
This Trip.com deal was found by Cheapflights users on 7/3. 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.
Sun 8/23:50 pm
IAD
-
YOW
1 stop5h 54m
Porter Airlines
Sun 8/910:40 am
YOW
-
IAD
1 stop4h 30m
Porter Airlines
Deal found 7/3$332
This Trip.com deal was found by Cheapflights users on 7/4. 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.
Sun 7/263:55 pm
IAD
-
YOW
1 stop4h 09m
Porter Airlines
Wed 7/2910:40 am
YOW
-
IAD
1 stop4h 31m
Porter Airlines
Deal found 7/4$334
This Trip.com deal was found by Cheapflights users on 7/5. 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 7/273:55 pm
IAD
-
YOW
1 stop4h 09m
Porter Airlines
Wed 7/2910:40 am
YOW
-
IAD
1 stop4h 31m
Porter Airlines
Deal found 7/5$335
This Trip.com deal was found by Cheapflights users on 7/5. 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 10/83:50 pm
IAD
-
YOW
1 stop5h 54m
Porter Airlines
Sun 10/1110:40 am
YOW
-
IAD
1 stop4h 30m
Porter Airlines
Deal found 7/5$336
This Trip.com deal was found by Cheapflights users on 7/5. 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.
Tue 7/283:55 pm
IAD
-
YOW
1 stop5h 49m
Porter Airlines
Fri 7/3110:40 am
YOW
-
IAD
1 stop4h 31m
Porter Airlines
Deal found 7/5$337
This Trip.com deal was found by Cheapflights users on 7/3. 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 8/511:25 am
IAD
-
YOW
1 stop6h 29m
Porter Airlines
Thu 8/610:40 am
YOW
-
IAD
1 stop4h 30m
Porter Airlines
Deal found 7/3$338
This Trip.com deal was found by Cheapflights users on 7/4. 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.
Sun 8/1611:25 am
IAD
-
YOW
1 stop6h 29m
Porter Airlines
Wed 8/1910:40 am
YOW
-
IAD
1 stop4h 30m
Porter Airlines
Deal found 7/4$340
This Trip.com deal was found by Cheapflights users on 7/5. 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 8/153:50 pm
IAD
-
YOW
1 stop3h 24m
Porter Airlines
Tue 8/1810:40 am
YOW
-
IAD
1 stop4h 30m
Porter Airlines
Deal found 7/5$341
This Trip.com deal was found by Cheapflights users on 7/1. 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.
Sun 8/93:50 pm
IAD
-
YOW
1 stop4h 14m
Porter Airlines
Tue 8/118:00 am
YOW
-
IAD
1 stop7h 10m
Porter Airlines
Deal found 7/1$345

Find flight deals from Maryland to Ottawa

Keep the following information in mind while searching for Maryland to Ottawa flight deals. Data was last updated July 6, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$321
(Trip.com)

One-way from

$129
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$461
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. 8% potential increase in price ($44 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

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 July 6, 2026.
Use the filters below to find and compare flights from Maryland to Ottawa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Tue 7/28

3:55 pm-9:44 pm

1 stop5h 49m

Ottawa

Fri 7/31

10:40 am-3:11 pm

1 stop4h 31m

$337

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Tue 9/1

4:20 pm-8:50 pm

1 stop4h 30m

Ottawa

Fri 9/4

6:00 am-10:18 am

1 stop4h 18m

$412
Quickest round-trip

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Wed 7/29

12:40 pm-2:11 pm

Nonstop1h 31m

Ottawa

Wed 8/5

10:25 am-12:00 pm

Nonstop1h 35m

$439

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Mon 7/27

3:55 pm-8:04 pm

1 stop4h 09m

Ottawa

Wed 7/29

10:40 am-3:11 pm

1 stop4h 31m

$470

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Mon 8/3

6:00 am-2:55 pm

1 stop8h 55m

Ottawa

Wed 8/5

2:10 pm-7:15 am

2 stops17h 05m

$474

BaltimoreOttawa

BWI - YOW

BWIYOW

Baltimore/Washington

Thu 7/23

9:28 pm-2:35 pm

1 stop17h 07m

Ottawa

Mon 7/27

7:00 am-12:10 pm

1 stop29h 10m

$477

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Thu 9/17

8:15 am-9:56 am

Nonstop1h 41m

Ottawa

Mon 9/21

7:34 pm-9:18 pm

Nonstop1h 44m

$483

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Tue 10/6

8:15 am-9:56 am

Nonstop1h 41m

Ottawa

Thu 10/15

6:00 am-7:43 am

Nonstop1h 43m

$483

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Fri 9/18

10:10 pm-11:54 pm

Nonstop1h 44m

Ottawa

Tue 9/22

6:00 am-7:43 am

Nonstop1h 43m

$483

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Fri 10/9

8:15 am-9:56 am

Nonstop1h 41m

Ottawa

Mon 10/12

7:30 pm-9:14 pm

Nonstop1h 44m

$483

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/5

Showing 1-10 of 60 resultsSorted by cheapest first
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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
No data available for this route at this time. Please check back soon.

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 1h 41m. Porter Airlines provides one of the quickest options available for as low as $483. There are 449 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.

See more FAQs

Traveling to a place near Ottawa?

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

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