How many flights depart from Ottawa to Maryland on average per week?

As of August 2026, 61 flights take off from Ottawa and land in Maryland each week. The most common flight departure day for this route is Tue, with 18% of weekly flights taking off on this day.

What is the cheapest airline that flies from Ottawa to Maryland?

Air Canada, United Airlines, and Porter Airlines are the most popular carriers operating from Ottawa to Maryland

When did momondo last update prices for flights from Ottawa Airport to Maryland?

Prices for flights from Ottawa Airport to Maryland were last updated today.

How many operators does momondo search for flights from Ottawa Airport to Maryland?

As of August 2026, there are 3 operators available to choose from for flights from Ottawa Airport to Maryland.

How old do you have to be to fly from Ottawa Airport to Maryland?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ottawa Airport to Maryland.

What documentation or ID do you need to fly to Maryland?

The travel and health documents you'll need for your trip to Maryland may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Maryland. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

C$ 234 Cheap Flights from Ottawa to Maryland in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ottawa to Maryland

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:15 p.m. - 4:38 p.m.YOW Ottawa-IAD Washington, D.C. Dulles Intl

4h 23m1 stop Toronto Island

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

4h 32m1 stop Toronto Island

C$ 429Air Canada

Tue, 8 Sep - Sun, 13 Sep

6:05 a.m. - 9:28 p.m.YOW Ottawa-IAD Washington, D.C. Dulles Intl

15h 23m1 stop Newark

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

1h 41mdirect

C$ 430United Airlines

Wed, 9 Sep - Thu, 10 Sep

12:15 p.m. - 5:43 p.m.YOW Ottawa-IAD Washington, D.C. Dulles Intl

5h 28m1 stop Toronto Island

11:20 a.m. - 4:09 p.m.IAD Washington, D.C. Dulles Intl-YOW Ottawa

4h 49m1 stop Toronto Island

C$ 435Porter Airlines

Fri, 30 Oct - Sun, 1 Nov

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

4h 30m1 stop Toronto Island

3:50 p.m. - 8:02 p.m.IAD Washington, D.C. Dulles Intl-YOW Ottawa

4h 12m1 stop Toronto Island

C$ 437Porter Airlines

Mon, 12 Oct - Sun, 18 Oct

12:15 p.m. - 4:38 p.m.YOW Ottawa-IAD Washington, D.C. Dulles Intl

4h 23m1 stop Toronto Island

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

4h 32m1 stop Toronto Island

C$ 444Air Canada

Thu, 10 Sep - Sun, 13 Sep

12:15 p.m. - 4:38 p.m.YOW Ottawa-IAD Washington, D.C. Dulles Intl

4h 23m1 stop Toronto Island

5:15 p.m. - 9:52 p.m.IAD Washington, D.C. Dulles Intl-YOW Ottawa

4h 37m1 stop Toronto Island

C$ 444Air Canada

Sat, 3 Oct - Sat, 10 Oct

3:10 p.m. - 10:59 p.m.YOW Ottawa-IAD Washington, D.C. Dulles Intl

7h 49m1 stop Newark

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

1h 41mdirect

C$ 493United Airlines

Thu, 24 Sep - Fri, 25 Sep

7:00 a.m. - 12:20 a.m.YOW Ottawa-PHL Philadelphia

17h 20m1 stop Orlando

3:25 p.m. - 11:48 p.m.PHL Philadelphia-YOW Ottawa

8h 23m1 stop Orlando

C$ 506Multiple Airlines

Fri, 16 Oct - Mon, 19 Oct

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

1h 44mdirect

5:15 p.m. - 9:52 p.m.IAD Washington, D.C. Dulles Intl-YOW Ottawa

4h 37m1 stop Toronto Island

C$ 514Multiple Airlines

Sun, 11 Oct - Mon, 12 Oct

6:00 a.m. - 7:43 a.m.YOW Ottawa-IAD Washington, D.C. Dulles Intl

1h 43mdirect

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

1h 41mdirect

C$ 514United Airlines

Tue, 8 Sep - Tue, 15 Sep

Cheap last-minute flights

Enter your travel dates to find the best prices.

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

4h 30m1 stop Toronto Island

3:50 p.m. - 8:04 p.m.IAD Washington, D.C. Dulles Intl-YOW Ottawa

4h 14m1 stop Toronto Island

C$ 767Porter Airlines

Mon, 17 Aug - Wed, 26 Aug

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

1h 44mdirect

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

4h 32m1 stop Toronto Island

C$ 800Air Canada

Sun, 16 Aug - Sun, 23 Aug

6:00 a.m. - 7:43 a.m.YOW Ottawa-IAD Washington, D.C. Dulles Intl

1h 43mdirect

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

4h 32m1 stop Toronto Island

C$ 800Air Canada

Mon, 17 Aug - Wed, 26 Aug

12:15 p.m. - 4:41 p.m.YOW Ottawa-IAD Washington, D.C. Dulles Intl

4h 26m1 stop Toronto Island

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

4h 32m1 stop Toronto Island

C$ 801Air Canada

Mon, 17 Aug - Mon, 24 Aug

6:25 p.m. - 10:45 a.m.YOW Ottawa-IAD Washington, D.C. Dulles Intl

16h 20m1 stop Toronto Pearson Intl

3:50 p.m. - 9:18 a.m.IAD Washington, D.C. Dulles Intl-YOW Ottawa

17h 28m1 stop Toronto Island

C$ 864Multiple Airlines

Mon, 17 Aug - Thu, 20 Aug

2:30 p.m. - 10:52 p.m.YOW Ottawa-IAD Washington, D.C. Dulles Intl

32h 22m2 stops Boston Logan Intl Atlanta Hartsfield-Jackson

3:50 p.m. - 8:04 p.m.IAD Washington, D.C. Dulles Intl-YOW Ottawa

4h 14m1 stop Toronto Island

C$ 883Multiple Airlines

Mon, 17 Aug - Wed, 26 Aug

10:00 a.m. - 11:44 a.m.YOW Ottawa-IAD Washington, D.C. Dulles Intl

1h 44mdirect

10:35 a.m. - 9:35 p.m.IAD Washington, D.C. Dulles Intl-YOW Ottawa

11h 00m1 stop Chicago O'Hare Intl

C$ 954United Airlines

Mon, 17 Aug - Tue, 18 Aug

6:00 a.m. - 7:43 a.m.YOW Ottawa-IAD Washington, D.C. Dulles Intl

1h 43mdirect

10:10 p.m. - 11:54 p.m.IAD Washington, D.C. Dulles Intl-YOW Ottawa

1h 44mdirect

C$ 954United Airlines

Mon, 17 Aug - Tue, 18 Aug

8:50 p.m. - 3:10 p.m.YOW Ottawa-IAD Washington, D.C. Dulles Intl

18h 20m2 stops Halifax Intl Toronto Island

3:50 p.m. - 9:18 a.m.IAD Washington, D.C. Dulles Intl-YOW Ottawa

17h 28m1 stop Toronto Island

C$ 1,047Porter Airlines

Mon, 17 Aug - Mon, 24 Aug

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

4h 30m1 stop Toronto Island

3:50 p.m. - 8:04 p.m.IAD Washington, D.C. Dulles Intl-YOW Ottawa

4h 14m1 stop Toronto Island

C$ 1,100Porter Airlines

Thu, 13 Aug - Mon, 17 Aug

Cheap direct flights

Enter your travel dates to find the best prices.

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

1h 49mdirect

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

1h 34mdirect

C$ 444Air Canada

Wed, 28 Oct - Thu, 29 Oct

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

1h 34mdirect

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

1h 32mdirect

C$ 444Air Canada

Thu, 10 Sep - Sun, 13 Sep

10:25 a.m. - 12:00 p.m.YOW Ottawa-DCA Washington, D.C. Reagan-National

1h 35mdirect

12:40 p.m. - 2:10 p.m.DCA Washington, D.C. Reagan-National-YOW Ottawa

1h 30mdirect

C$ 444Air Canada

Fri, 2 Oct - Sat, 10 Oct

10:25 a.m. - 12:00 p.m.YOW Ottawa-DCA Washington, D.C. Reagan-National

1h 35mdirect

12:40 p.m. - 2:10 p.m.DCA Washington, D.C. Reagan-National-YOW Ottawa

1h 30mdirect

C$ 444Air Canada

Sat, 3 Oct - Sat, 10 Oct

10:25 a.m. - 12:00 p.m.YOW Ottawa-DCA Washington, D.C. Reagan-National

1h 35mdirect

12:40 p.m. - 2:10 p.m.DCA Washington, D.C. Reagan-National-YOW Ottawa

1h 30mdirect

C$ 444Air Canada

Sun, 11 Oct - Mon, 12 Oct

6:00 a.m. - 7:43 a.m.YOW Ottawa-IAD Washington, D.C. Dulles Intl

1h 43mdirect

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

1h 41mdirect

C$ 514United Airlines

Tue, 8 Sep - Tue, 15 Sep

2:52 p.m. - 4:35 p.m.YOW Ottawa-IAD Washington, D.C. Dulles Intl

1h 43mdirect

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

1h 41mdirect

C$ 514United Airlines

Sun, 11 Oct - Mon, 12 Oct

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

1h 53mdirect

1:19 p.m. - 3:07 p.m.IAD Washington, D.C. Dulles Intl-YOW Ottawa

1h 48mdirect

C$ 514United Airlines

Wed, 28 Oct - Thu, 29 Oct

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

1h 44mdirect

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

1h 40mdirect

C$ 514United Airlines

Wed, 9 Sep - Wed, 16 Sep

9:45 a.m. - 11:48 a.m.YOW Ottawa-IAD Washington, D.C. Dulles Intl

2h 03mdirect

5:37 p.m. - 7:27 p.m.IAD Washington, D.C. Dulles Intl-YOW Ottawa

1h 50mdirect

C$ 617Multiple Airlines

Thu, 29 Oct - Sun, 1 Nov

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WestJet flights from Ottawa to Maryland

Our best WestJet deals on Ottawa to Maryland flight tickets

WestJet

4 Sep

YOW12:25 p.m.Ottawa

29h 34m

2 stops

PHL5:59 p.m.Philadelphia

13 Sep

PHL5:45 a.m.Philadelphia

29h 50m

2 stops

YOW11:35 a.m.Ottawa

C$ 816

WestJet

16 Oct

YOW6:25 p.m.Ottawa

28h 43m

2 stops

PHL11:08 p.m.Philadelphia

19 Oct

PHL5:20 a.m.Philadelphia

19h 00m

2 stops

YOW12:20 a.m.Ottawa

C$ 862

WestJet

21 Aug

YOW6:55 a.m.Ottawa

9h 38m

2 stops

PHL4:33 p.m.Philadelphia

28 Aug

PHL6:55 p.m.Philadelphia

22h 40m

2 stops

YOW5:35 p.m.Ottawa

C$ 1,007

United Airlines flights from Ottawa to Maryland

Our best United Airlines deals on Ottawa to Maryland flight tickets

United Airlines

9 Sep

YOW6:05 a.m.Ottawa

15h 23m

1 stop

IAD9:28 p.m.Washington, D.C. Dulles Intl

10 Sep

IAD8:15 a.m.Washington, D.C. Dulles Intl

1h 41m

YOW9:56 a.m.Ottawa

C$ 430

United Airlines

24 Sep

YOW3:10 p.m.Ottawa

7h 49m

1 stop

IAD10:59 p.m.Washington, D.C. Dulles Intl

25 Sep

IAD8:15 a.m.Washington, D.C. Dulles Intl

1h 41m

YOW9:56 a.m.Ottawa

C$ 493

United Airlines

4 Sep

YOW7:30 p.m.Ottawa

1h 44m

IAD9:14 p.m.Washington, D.C. Dulles Intl

7 Sep

IAD8:20 a.m.Washington, D.C. Dulles Intl

13h 15m

1 stop

YOW9:35 p.m.Ottawa

C$ 514

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaWashington, D.C.

YOW Ottawa - IAD Washington, D.C. Dulles Intl

YOWIAD

Ottawa

Tue 8/9

12:15 p.m.-4:38 p.m.

1 stop4h 23m

Washington, D.C. Dulles Intl

Sun 13/9

5:20 p.m.-9:52 p.m.

1 stop4h 32m

C$ 429

OttawaWashington, D.C.

YOW Ottawa - IAD Washington, D.C. Dulles Intl

YOWIAD

Ottawa

Wed 9/9

6:05 a.m.-9:28 p.m.

1 stop15h 23m

Washington, D.C. Dulles Intl

Thu 10/9

8:15 a.m.-9:56 a.m.

Nonstop1h 41m

C$ 430

OttawaWashington, D.C.

YOW Ottawa - IAD Washington, D.C. Dulles Intl

YOWIAD

Ottawa

Fri 30/10

12:15 p.m.-5:43 p.m.

1 stop5h 28m

Washington, D.C. Dulles Intl

Sun 1/11

11:20 a.m.-4:09 p.m.

1 stop4h 49m

C$ 435

OttawaWashington, D.C.

YOW Ottawa - IAD Washington, D.C. Dulles Intl

YOWIAD

Ottawa

Mon 12/10

10:40 a.m.-3:10 p.m.

1 stop4h 30m

Washington, D.C. Dulles Intl

Sun 18/10

3:50 p.m.-8:02 p.m.

1 stop4h 12m

C$ 437

OttawaWashington, D.C.

YOW Ottawa - IAD Washington, D.C. Dulles Intl

YOWIAD

Ottawa

Thu 10/9

12:15 p.m.-4:38 p.m.

1 stop4h 23m

Washington, D.C. Dulles Intl

Sun 13/9

5:20 p.m.-9:52 p.m.

1 stop4h 32m

C$ 444

OttawaWashington, D.C.

YOW Ottawa - IAD Washington, D.C. Dulles Intl

YOWIAD

Ottawa

Sat 3/10

12:15 p.m.-4:38 p.m.

1 stop4h 23m

Washington, D.C. Dulles Intl

Sat 10/10

5:15 p.m.-9:52 p.m.

1 stop4h 37m

C$ 444

OttawaWashington, D.C.

YOW Ottawa - IAD Washington, D.C. Dulles Intl

YOWIAD

Ottawa

Thu 24/9

3:10 p.m.-10:59 p.m.

1 stop7h 49m

Washington, D.C. Dulles Intl

Fri 25/9

8:15 a.m.-9:56 a.m.

Nonstop1h 41m

C$ 493

OttawaPhiladelphia

YOW Ottawa - PHL Philadelphia

YOWPHL

Ottawa

Fri 16/10

7:00 a.m.-12:20 a.m.

1 stop17h 20m

Philadelphia

Mon 19/10

3:25 p.m.-11:48 p.m.

1 stop8h 23m

C$ 506

OttawaWashington, D.C.

YOW Ottawa - IAD Washington, D.C. Dulles Intl

YOWIAD

Ottawa

Sun 11/10

7:30 p.m.-9:14 p.m.

Nonstop1h 44m

Washington, D.C. Dulles Intl

Mon 12/10

5:15 p.m.-9:52 p.m.

1 stop4h 37m

C$ 514

Quickest round-trip

OttawaWashington, D.C.

YOW Ottawa - IAD Washington, D.C. Dulles Intl

YOWIAD

Ottawa

Tue 8/9

6:00 a.m.-7:43 a.m.

Nonstop1h 43m

Washington, D.C. Dulles Intl

Tue 15/9

8:15 a.m.-9:56 a.m.

Nonstop1h 41m

C$ 514

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ottawa to Maryland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest day to depart on your flight to Maryland?

Our data shows that Saturday is the least expensive day to fly to Maryland. Tickets to fly out on this day can be as low as C$ 798. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Ottawa to Maryland for around C$ 940.

What is the cheapest time of day to depart on your flight to Maryland?

Our data shows that the cheapest Ottawa to Maryland flights are usually those with departure times in the morning. Our users have found flights to Maryland in the morning for as low as C$ 776. At noon is when there is more demand to fly to Maryland, so prices are often more expensive at around C$ 1,077 per ticket.

Cheap Ottawa to Maryland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ottawa to Maryland

Fastest flight time	1h 34m
Direct flights	Every day
Airports in Maryland	112 airports

The fastest flight from Ottawa to Maryland takes 1h 34m

Direct flights go from Ottawa to Maryland every day.

There are 112 airports in Maryland. From Ottawa there are direct flights to Washington, D.C. Reagan-National (DCA), Washington, D.C. Dulles Intl (IAD).

Search flight deals

Frequently asked questions about flying from Ottawa to Maryland

When did momondo last update prices for flights from Ottawa Airport to Maryland?
Prices for flights from Ottawa Airport to Maryland were last updated today.
How many operators does momondo search for flights from Ottawa Airport to Maryland?
As of August 2026, there are 3 operators available to choose from for flights from Ottawa Airport to Maryland.
How old do you have to be to fly from Ottawa Airport to Maryland?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ottawa Airport to Maryland.
What documentation or ID do you need to fly to Maryland?
The travel and health documents you'll need for your trip to Maryland may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Maryland. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Ottawa to Maryland

Compare and see reviews for airlines that fly from Ottawa to Maryland with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom C$ 435	Free Cancellation	Rating 7.4 10,111 reviews		Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Ottawa to Maryland?

Finding the right flight to Maryland from Ottawa is quick and easy when you have a range of options in front of you, from reputable agents and recognizable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Maryland quick and easy, saving you time and money.

Can I find flights from Ottawa to Maryland with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Maryland from Ottawa with this policy.

How can momondo help me find flights from Ottawa to Maryland?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ottawa to Maryland.

I’m not ready to book a flight from Ottawa to Maryland right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Ottawa to Maryland now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Maryland and let you know when they change.