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Cheap flights from Maryland to Ottawa from C$ 133

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 25/2. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — YOW
1 Mar — 8 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Maryland to Ottawa

Enter your travel dates to find the best prices.

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 30 January 2026.

Mon 16/29:04 p.m.
BWI
-
YOW
1 stop20h 21m
Multiple Airlines
Wed 18/27:00 a.m.
YOW
-
BWI
1 stop10h 46m
Multiple Airlines
Deal found 28/1C$ 361
Thu 26/212:30 p.m.
BWI
-
YOW
1 stop28h 55m
Multiple Airlines
Thu 5/34:15 p.m.
YOW
-
BWI
1 stop16h 11m
Multiple Airlines
Deal found 27/1C$ 365
Thu 19/211:40 a.m.
IAD
-
YOW
1 stop4h 04m
Porter Airlines
Mon 23/26:50 a.m.
YOW
-
IAD
1 stop3h 32m
Porter Airlines
Deal found 28/1C$ 391
Thu 19/211:40 a.m.
IAD
-
YOW
1 stop4h 04m
Porter Airlines
Sat 21/28:40 a.m.
YOW
-
IAD
1 stop3h 54m
Porter Airlines
Deal found 27/1C$ 392
Sun 8/25:47 p.m.
BWI
-
YOW
1 stop30h 38m
Multiple Airlines
Wed 18/24:15 p.m.
YOW
-
BWI
1 stop16h 51m
Multiple Airlines
Deal found 28/1C$ 396
Thu 19/211:40 a.m.
IAD
-
YOW
1 stop4h 04m
Porter Airlines
Sun 22/21:20 p.m.
YOW
-
IAD
1 stop3h 54m
Porter Airlines
Deal found 28/1C$ 399
Wed 22/45:28 p.m.
PHL
-
YOW
1 stop30h 57m
Multiple Airlines
Mon 27/49:30 a.m.
YOW
-
PHL
1 stop25h 08m
Multiple Airlines
Deal found 28/1C$ 399
Thu 19/212:55 p.m.
DCA
-
YOW
Nonstop1h 35m
Air Canada
Mon 23/210:30 a.m.
YOW
-
DCA
Nonstop1h 49m
Air Canada
Deal found 28/1C$ 407
Thu 19/210:10 a.m.
IAD
-
YOW
1 stop13h 48m
Multiple Airlines
Sun 22/25:40 a.m.
YOW
-
IAD
1 stop11h 34m
Multiple Airlines
Deal found 29/1C$ 407
Thu 16/411:40 a.m.
IAD
-
YOW
1 stop3h 24m
Porter Airlines
Sun 19/412:10 p.m.
YOW
-
IAD
1 stop5h 04m
Porter Airlines
Deal found 28/1C$ 408
Thu 19/212:55 p.m.
DCA
-
YOW
Nonstop1h 35m
Air Canada
Sun 22/210:30 a.m.
YOW
-
DCA
Nonstop1h 49m
Air Canada
Deal found 28/1C$ 410
Wed 18/211:40 a.m.
IAD
-
YOW
1 stop6h 29m
Porter Airlines
Sun 22/21:20 p.m.
YOW
-
IAD
1 stop3h 54m
Porter Airlines
Deal found 28/1C$ 410

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 30 January 2026.

Round-trip from

C$ 361

One-way from

C$ 133

Popular in

December

Cheapest in

January

Average price

C$ 241
16/2-18/2
  • 16/2-18/2
  • 2 total stops
  • 31h 07m total
  • Maryland to Ottawa
Search Deals
25/2
  • 25/2
  • 1 total stop
  • 12h 25m total
  • Maryland to Ottawa
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (C$ 13 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 34 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 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 629,999 searches. Data last updated 30 January 2026.
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

Thu 26/3

11:40 a.m.-4:44 p.m.

1 stop5h 04m

Ottawa

Sun 29/3

12:10 p.m.-5:14 p.m.

1 stop5h 04m

C$ 392

PhiladelphiaOttawa

PHL - YOW

PHLYOW

Philadelphia

Wed 22/4

5:28 p.m.-12:25 a.m.

1 stop30h 57m

Ottawa

Mon 27/4

9:30 a.m.-10:38 a.m.

1 stop25h 08m

C$ 399

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Thu 19/2

6:00 a.m.-9:41 a.m.

1 stop3h 41m

Ottawa

Mon 23/2

5:45 a.m.-10:21 a.m.

1 stop4h 36m

C$ 425

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Thu 26/3

11:40 a.m.-4:44 p.m.

1 stop5h 04m

Ottawa

Fri 27/3

11:00 a.m.-5:14 p.m.

1 stop6h 14m

C$ 444

BaltimoreOttawa

BWI - YOW

BWIYOW

Baltimore/Washington

Thu 19/2

12:30 p.m.-12:25 a.m.

1 stop11h 55m

Ottawa

Sun 22/2

4:15 p.m.-8:41 a.m.

1 stop16h 26m

C$ 456

BaltimoreOttawa

BWI - YOW

BWIYOW

Baltimore/Washington

Fri 20/2

6:00 a.m.-12:25 a.m.

2 stops18h 25m

Ottawa

Sun 22/2

4:15 p.m.-8:41 a.m.

1 stop16h 26m

C$ 461

BaltimoreOttawa

BWI - YOW

BWIYOW

Baltimore/Washington

Sun 8/2

5:47 p.m.-12:25 a.m.

1 stop30h 38m

Ottawa

Wed 11/2

7:00 a.m.-9:06 a.m.

1 stop26h 06m

C$ 465

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Thu 26/2

12:55 p.m.-2:30 p.m.

Nonstop1h 35m

Ottawa

Thu 5/3

10:30 a.m.-12:19 p.m.

Nonstop1h 49m

C$ 472

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Fri 20/2

12:55 p.m.-2:30 p.m.

Nonstop1h 35m

Ottawa

Sun 22/2

10:30 a.m.-12:19 p.m.

Nonstop1h 49m

C$ 472

BaltimoreOttawa

BWI - YOW

BWIYOW

Baltimore/Washington

Mon 9/2

1:00 p.m.-12:25 a.m.

1 stop11h 25m

Ottawa

Wed 11/2

7:00 a.m.-9:06 a.m.

1 stop26h 06m

C$ 481

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/1

Showing 1-10 of 60 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, March is the cheapest month in which you can book a flight from Maryland to Ottawa (average of C$ 220). Flying from Maryland to Ottawa in May is currently the most expensive (average of C$ 456). 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 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?

    Located just 10.6 km from the city centre, Ottawa (YOW) is the airport most travelers will use when flying to Ottawa from Maryland.

  • How long is the flight from Maryland to Ottawa?

    Porter Airlines, Air Canada, and United Airlines can get you from Maryland to Ottawa in just under 1h 44m. Your travel time can differ by up to 3h 20m. The distance between Maryland and Ottawa is about 723 km. 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 C$ 220). Flying from Maryland to Ottawa in May is currently the most expensive (average of C$ 456). 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

Travelling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Brockville
Smiths Falls
Perth
Pembroke
Wakefield

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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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Fly with Cheapflights

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How does Cheapflights help users find flights from Maryland to Ottawa?

Cheapflights makes it easy to find Maryland to Ottawa flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Maryland to Ottawa?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Ottawa from Maryland.

Can Cheapflights find flights from Maryland to Ottawa with no change fees?

Yes, we can. To see specific flights from Maryland to Ottawa with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Maryland to Ottawa become cheaper?

Yes, Cheapflights offers price alerts on Maryland to Ottawa flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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