How does KAYAK find such low prices on flights from Maryland to Ottawa?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Maryland to Ottawa.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Maryland to Ottawa?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ottawa from Maryland is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Maryland to Ottawa?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Ottawa with an airline and back to Maryland with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Maryland to Ottawa?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ottawa from Maryland up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

C$ 196 CHEAP FLIGHTS from Maryland to Ottawa

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Cheap Flights from Maryland to Ottawa

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Maryland to Ottawa

Tue, 13 Oct - Wed, 14 Oct

6:59 a.m. - 12:45 a.m.DCA Washington, D.C. Reagan-National-YOW Ottawa

17h 46m1 stop Toronto Pearson Intl

10:35 a.m. - 12:09 p.m.YOW Ottawa-DCA Washington, D.C. Reagan-National

1h 34mdirect

C$ 385Air Canada

Tue, 13 Oct - Wed, 14 Oct

5:20 p.m. - 9:52 p.m.IAD Washington, D.C. Dulles Intl-YOW Ottawa

4h 32m1 stop Toronto Island

6:00 a.m. - 2:57 p.m.YOW Ottawa-IAD Washington, D.C. Dulles Intl

8h 57m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 394Air Canada

Tue, 13 Oct - Wed, 14 Oct

4:20 p.m. - 10:10 p.m.DCA Washington, D.C. Reagan-National-YOW Ottawa

5h 50m1 stop Montreal Pierre Elliott Trudeau Intl

9:00 a.m. - 6:15 p.m.YOW Ottawa-DCA Washington, D.C. Reagan-National

9h 15m1 stop Toronto Pearson Intl

C$ 399Air Canada

Tue, 13 Oct - Wed, 14 Oct

3:45 p.m. - 10:10 p.m.IAD Washington, D.C. Dulles Intl-YOW Ottawa

6h 25m1 stop Montreal Pierre Elliott Trudeau Intl

9:55 a.m. - 4:42 p.m.YOW Ottawa-IAD Washington, D.C. Dulles Intl

6h 47m1 stop Toronto Island

C$ 416Air Canada

Fri, 16 Oct - Sun, 18 Oct

11:25 a.m. - 5:52 p.m.IAD Washington, D.C. Dulles Intl-YOW Ottawa

6h 27m1 stop Toronto Island

10:40 a.m. - 3:10 p.m.YOW Ottawa-IAD Washington, D.C. Dulles Intl

4h 30m1 stop Toronto Island

C$ 442Porter Airlines

Fri, 6 Nov - Sun, 8 Nov

12:55 p.m. - 2:29 p.m.DCA Washington, D.C. Reagan-National-YOW Ottawa

1h 34mdirect

10:30 a.m. - 12:19 p.m.YOW Ottawa-DCA Washington, D.C. Reagan-National

1h 49mdirect

C$ 456Air Canada

Sun, 4 Oct - Fri, 9 Oct

3:50 p.m. - 9:42 p.m.IAD Washington, D.C. Dulles Intl-YOW Ottawa

5h 52m1 stop Toronto Island

10:40 a.m. - 3:10 p.m.YOW Ottawa-IAD Washington, D.C. Dulles Intl

4h 30m1 stop Toronto Island

C$ 457Porter Airlines

Mon, 19 Oct - Fri, 23 Oct

3:50 p.m. - 9:42 p.m.IAD Washington, D.C. Dulles Intl-YOW Ottawa

5h 52m1 stop Toronto Island

10:40 a.m. - 3:10 p.m.YOW Ottawa-IAD Washington, D.C. Dulles Intl

4h 30m1 stop Toronto Island

C$ 467Porter Airlines

Fri, 6 Nov - Sun, 8 Nov

6:00 a.m. - 11:37 a.m.DCA Washington, D.C. Reagan-National-YOW Ottawa

5h 37m1 stop Montreal Pierre Elliott Trudeau Intl

10:30 a.m. - 12:19 p.m.YOW Ottawa-DCA Washington, D.C. Reagan-National

1h 49mdirect

C$ 467Air Canada

Thu, 1 Oct - Mon, 5 Oct

3:50 p.m. - 12:20 a.m.IAD Washington, D.C. Dulles Intl-YOW Ottawa

8h 30m1 stop Toronto Island

6:50 a.m. - 3:10 p.m.YOW Ottawa-IAD Washington, D.C. Dulles Intl

8h 20m1 stop Toronto Pearson Intl

C$ 470Multiple Airlines

Recent last minute flight deals from Maryland to Ottawa

Wed, 16 Sep - Tue, 22 Sep

12:55 p.m. - 2:27 p.m.DCA Washington, D.C. Reagan-National-YOW Ottawa

1h 32mdirect

10:40 a.m. - 12:14 p.m.YOW Ottawa-DCA Washington, D.C. Reagan-National

1h 34mdirect

C$ 565Air Canada

Wed, 16 Sep - Tue, 22 Sep

6:00 a.m. - 10:18 a.m.DCA Washington, D.C. Reagan-National-YOW Ottawa

4h 18m1 stop Montreal Pierre Elliott Trudeau Intl

10:40 a.m. - 12:14 p.m.YOW Ottawa-DCA Washington, D.C. Reagan-National

1h 34mdirect

C$ 578Air Canada

Tue, 15 Sep - Tue, 22 Sep

5:20 p.m. - 9:52 p.m.IAD Washington, D.C. Dulles Intl-YOW Ottawa

4h 32m1 stop Toronto Island

2:45 p.m. - 7:00 p.m.YOW Ottawa-IAD Washington, D.C. Dulles Intl

4h 15m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 584Air Canada

Wed, 16 Sep - Tue, 22 Sep

5:20 p.m. - 9:52 p.m.IAD Washington, D.C. Dulles Intl-YOW Ottawa

4h 32m1 stop Toronto Island

2:45 p.m. - 7:00 p.m.YOW Ottawa-IAD Washington, D.C. Dulles Intl

4h 15m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 584Air Canada

Wed, 16 Sep - Tue, 22 Sep

9:40 a.m. - 1:58 p.m.DCA Washington, D.C. Reagan-National-YOW Ottawa

4h 18m1 stop Montreal Pierre Elliott Trudeau Intl

6:00 a.m. - 10:20 a.m.YOW Ottawa-DCA Washington, D.C. Reagan-National

4h 20m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 589Air Canada

Wed, 16 Sep - Tue, 22 Sep

12:55 p.m. - 2:27 p.m.DCA Washington, D.C. Reagan-National-YOW Ottawa

1h 32mdirect

10:40 a.m. - 12:14 p.m.YOW Ottawa-DCA Washington, D.C. Reagan-National

1h 34mdirect

C$ 660Air Canada

Wed, 16 Sep - Mon, 21 Sep

12:55 p.m. - 2:27 p.m.DCA Washington, D.C. Reagan-National-YOW Ottawa

1h 32mdirect

10:40 a.m. - 12:14 p.m.YOW Ottawa-DCA Washington, D.C. Reagan-National

1h 34mdirect

C$ 660Air Canada

Wed, 16 Sep - Mon, 21 Sep

9:40 a.m. - 1:58 p.m.DCA Washington, D.C. Reagan-National-YOW Ottawa

4h 18m1 stop Montreal Pierre Elliott Trudeau Intl

10:40 a.m. - 12:14 p.m.YOW Ottawa-DCA Washington, D.C. Reagan-National

1h 34mdirect

C$ 671Air Canada

Wed, 16 Sep - Tue, 22 Sep

6:00 a.m. - 10:18 a.m.DCA Washington, D.C. Reagan-National-YOW Ottawa

4h 18m1 stop Montreal Pierre Elliott Trudeau Intl

10:40 a.m. - 12:14 p.m.YOW Ottawa-DCA Washington, D.C. Reagan-National

1h 34mdirect

C$ 671Air Canada

Wed, 16 Sep - Tue, 22 Sep

5:20 p.m. - 9:52 p.m.IAD Washington, D.C. Dulles Intl-YOW Ottawa

4h 32m1 stop Toronto Island

2:45 p.m. - 7:00 p.m.YOW Ottawa-IAD Washington, D.C. Dulles Intl

4h 15m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 680Air Canada

Recent direct flight deals from Maryland to Ottawa

Fri, 6 Nov - Sun, 8 Nov

12:55 p.m. - 2:29 p.m.DCA Washington, D.C. Reagan-National-YOW Ottawa

1h 34mdirect

10:30 a.m. - 12:19 p.m.YOW Ottawa-DCA Washington, D.C. Reagan-National

1h 49mdirect

C$ 456Air Canada

Wed, 4 Nov - Sat, 7 Nov

12:55 p.m. - 2:29 p.m.DCA Washington, D.C. Reagan-National-YOW Ottawa

1h 34mdirect

10:30 a.m. - 12:19 p.m.YOW Ottawa-DCA Washington, D.C. Reagan-National

1h 49mdirect

C$ 470Air Canada

Wed, 21 Oct - Mon, 26 Oct

12:50 p.m. - 2:22 p.m.DCA Washington, D.C. Reagan-National-YOW Ottawa

1h 32mdirect

10:30 a.m. - 12:19 p.m.YOW Ottawa-DCA Washington, D.C. Reagan-National

1h 49mdirect

C$ 470Air Canada

Thu, 1 Oct - Mon, 5 Oct

12:40 p.m. - 2:12 p.m.DCA Washington, D.C. Reagan-National-YOW Ottawa

1h 32mdirect

10:35 a.m. - 12:09 p.m.YOW Ottawa-DCA Washington, D.C. Reagan-National

1h 34mdirect

C$ 470Air Canada

Sat, 7 Nov - Sun, 8 Nov

12:55 p.m. - 2:29 p.m.DCA Washington, D.C. Reagan-National-YOW Ottawa

1h 34mdirect

10:30 a.m. - 12:19 p.m.YOW Ottawa-DCA Washington, D.C. Reagan-National

1h 49mdirect

C$ 470Air Canada

Fri, 25 Sep - Sun, 27 Sep

12:55 p.m. - 2:27 p.m.DCA Washington, D.C. Reagan-National-YOW Ottawa

1h 32mdirect

10:40 a.m. - 12:14 p.m.YOW Ottawa-DCA Washington, D.C. Reagan-National

1h 34mdirect

C$ 470Air Canada

Fri, 9 Oct - Sun, 11 Oct

12:50 p.m. - 2:22 p.m.DCA Washington, D.C. Reagan-National-YOW Ottawa

1h 32mdirect

10:35 a.m. - 12:09 p.m.YOW Ottawa-DCA Washington, D.C. Reagan-National

1h 34mdirect

C$ 474Air Canada

Fri, 23 Oct - Fri, 30 Oct

12:50 p.m. - 2:22 p.m.DCA Washington, D.C. Reagan-National-YOW Ottawa

1h 32mdirect

10:30 a.m. - 12:19 p.m.YOW Ottawa-DCA Washington, D.C. Reagan-National

1h 49mdirect

C$ 475Air Canada

Wed, 21 Oct - Mon, 26 Oct

5:15 p.m. - 6:55 p.m.IAD Washington, D.C. Dulles Intl-YOW Ottawa

1h 40mdirect

2:00 p.m. - 3:53 p.m.YOW Ottawa-IAD Washington, D.C. Dulles Intl

1h 53mdirect

C$ 601Air Canada

Tue, 6 Oct - Tue, 6 Oct

8:15 a.m. - 9:56 a.m.IAD Washington, D.C. Dulles Intl-YOW Ottawa

1h 41mdirect

7:30 p.m. - 9:14 p.m.YOW Ottawa-IAD Washington, D.C. Dulles Intl

1h 44mdirect

C$ 601Air Canada

Useful Info

Low season	February
High season	December
Cheapest flight	C$ 196

Best time to beat the crowds (12% less expensive on average)

Most popular time to fly and prices are also 6% lower on average.

Flight from Reagan Washington National Airport to Ottawa

How does KAYAK find such low prices on flights from Maryland to Ottawa?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Maryland to Ottawa.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Maryland to Ottawa?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ottawa from Maryland is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Maryland to Ottawa?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Ottawa with an airline and back to Maryland with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Maryland to Ottawa?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ottawa from Maryland up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.