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Cheap flights from Ottawa to Maryland from $148

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ottawa to Maryland departing on 12/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

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Multiple Airlines Logo
9:30 am - 8:21 pmYOW-BWI
10h 51m1 stop
Multiple Airlines Logo
8:42 am - 5:13 pmBWI-YOW
8h 31m1 stop
$244Multiple Airlines
Find Deal
Fri, Jan 16 - Mon, Jan 19
Multiple Airlines Logo
9:30 am - 8:32 pmYOW-BWI
11h 02m1 stop
Multiple Airlines Logo
8:42 am - 5:13 pmBWI-YOW
8h 31m1 stop
$256Multiple Airlines
Find Deal
Wed, Jan 14 - Mon, Jan 19
Porter Airlines Logo
6:50 am - 10:24 amYOW-IAD
3h 34m1 stop
Porter Airlines Logo
6:30 pm - 10:29 pmIAD-YOW
3h 59m1 stop
$266Porter Airlines
Find Deal
Thu, Nov 20 - Sun, Nov 23
Porter Airlines Logo
6:50 am - 10:24 amYOW-IAD
3h 34m1 stop
Porter Airlines Logo
11:40 am - 5:29 pmIAD-YOW
5h 49m1 stop
$268Porter Airlines
Find Deal
Wed, Dec 3 - Thu, Dec 11
Air Canada Logo
10:30 am - 12:19 pmYOW-DCA
1h 49mnonstop
Air Canada Logo
12:55 pm - 2:30 pmDCA-YOW
1h 35mnonstop
$285Air Canada
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Thu, Dec 4 - Sun, Dec 7
United Airlines Logo
7:30 pm - 9:22 pmYOW-IAD
1h 52mnonstop
United Airlines Logo
8:45 am - 1:32 pmIAD-YOW
4h 47m1 stop
$288United Airlines
Find Deal
Wed, Nov 19 - Thu, Nov 20
Air Canada Logo
10:30 am - 12:19 pmYOW-DCA
1h 49mnonstop
Air Canada Logo
12:55 pm - 2:30 pmDCA-YOW
1h 35mnonstop
$289Air Canada
Find Deal
Mon, Jan 26 - Fri, Feb 6
United Airlines Logo
7:25 pm - 9:00 pmYOW-IAD
1h 35mnonstop
United Airlines Logo
6:00 am - 12:41 pmIAD-YOW
6h 41m1 stop
$348United Airlines
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Wed, Apr 22 - Thu, Apr 23
American Airlines Logo
6:45 am - 9:14 amYOW-DCA
26h 29m2 stops
American Airlines Logo
10:04 am - 4:51 pmDCA-YOW
6h 47m1 stop
$445American Airlines
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Wed, Dec 3 - Wed, Dec 10
American Airlines Logo
6:45 am - 8:07 pmYOW-PHL
13h 22m3 stops
American Airlines Logo
9:13 am - 6:24 pmPHL-YOW
9h 11m3 stops
$910American Airlines
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Thu, Nov 13 - Tue, Nov 18

United Airlines flights from Ottawa to Maryland

Our best United Airlines deals on Ottawa to Maryland flight tickets
United Airlines
Nov 19
YOW7:30 pmOttawa
1h 52m
IAD9:22 pmWashington, D.C. Dulles Intl
Nov 20
IAD8:45 amWashington, D.C. Dulles Intl
4h 47m
1 stop
YOW1:32 pmOttawa
$288
Find similar
United Airlines
Apr 22
YOW7:25 pmOttawa
1h 35m
IAD9:00 pmWashington, D.C. Dulles Intl
Apr 23
IAD6:00 amWashington, D.C. Dulles Intl
6h 41m
1 stop
YOW12:41 pmOttawa
$348
Find similar
United Airlines
Nov 19
YOW3:10 pmOttawa
6h 06m
2 stops
IAD9:16 pmWashington, D.C. Dulles Intl
Nov 20
IAD9:00 amWashington, D.C. Dulles Intl
4h 18m
1 stop
YOW1:18 pmOttawa
$354
Find similar

Air Canada flights from Ottawa to Maryland

Our best Air Canada deals on Ottawa to Maryland flight tickets
Air Canada
Dec 4
YOW10:30 amOttawa
1h 49m
DCA12:19 pmWashington, D.C. Reagan-National
Dec 7
DCA12:55 pmWashington, D.C. Reagan-National
1h 35m
YOW2:30 pmOttawa
$285
Find similar
Air Canada
Jan 26
YOW10:30 amOttawa
1h 49m
DCA12:19 pmWashington, D.C. Reagan-National
Feb 6
DCA12:55 pmWashington, D.C. Reagan-National
1h 35m
YOW2:30 pmOttawa
$289
Find similar
Air Canada
Nov 19
YOW10:30 amOttawa
1h 49m
DCA12:19 pmWashington, D.C. Reagan-National
Nov 20
DCA6:00 amWashington, D.C. Reagan-National
3h 42m
1 stop
YOW9:42 amOttawa
$294
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Ottawa to Maryland 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, momondo users made 832,500 searches. Data last updated October 29, 2025.
Use the filters below to find and compare flights from Ottawa to Maryland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Fri 1/16

9:30 am-8:21 pm

1 stop10h 51m

Baltimore/Washington

Mon 1/19

8:42 am-5:13 pm

1 stop8h 31m

$244

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Wed 1/14

9:30 am-8:32 pm

1 stop11h 02m

Baltimore/Washington

Mon 1/19

8:42 am-5:13 pm

1 stop8h 31m

$256

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Thu 11/20

6:50 am-10:24 am

1 stop3h 34m

Washington, D.C. Dulles Intl

Sun 11/23

6:30 pm-10:29 pm

1 stop3h 59m

$266

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Wed 12/3

6:50 am-10:24 am

1 stop3h 34m

Washington, D.C. Dulles Intl

Thu 12/11

11:40 am-5:29 pm

1 stop5h 49m

$268

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Thu 12/4

10:30 am-12:19 pm

Nonstop1h 49m

Washington, D.C. Reagan-National

Sun 12/7

12:55 pm-2:30 pm

Nonstop1h 35m

$285

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Wed 11/19

7:30 pm-9:22 pm

Nonstop1h 52m

Washington, D.C. Dulles Intl

Thu 11/20

8:45 am-1:32 pm

1 stop4h 47m

$288

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Mon 1/26

10:30 am-12:19 pm

Nonstop1h 49m

Washington, D.C. Reagan-National

Fri 2/6

12:55 pm-2:30 pm

Nonstop1h 35m

$289

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Wed 4/22

7:25 pm-9:00 pm

Nonstop1h 35m

Washington, D.C. Dulles Intl

Thu 4/23

6:00 am-12:41 pm

1 stop6h 41m

$348

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Wed 12/3

6:45 am-9:14 am

2 stops26h 29m

Washington, D.C. Reagan-National

Wed 12/10

10:04 am-4:51 pm

1 stop6h 47m

$445

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Thu 11/13

6:45 am-8:07 pm

3 stops13h 22m

Philadelphia

Tue 11/18

9:13 am-6:24 pm

3 stops9h 11m

$910

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Maryland from

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

What is the cheapest month to fly to Maryland?

The cheapest month to fly to Maryland from Ottawa is in March. Flight prices, which tend to average around $293, are often lower during this time because this is during the off-season. If you don’t want to visit Maryland in March, then you should wait until April to fly from Ottawa, when ticket prices are also cheap, with an average price of $301.

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

The cheapest day to depart from Ottawa to Maryland is on a Monday. Travelers who choose to depart for Maryland on a Monday will often find tickets for as low as $507. The most expensive day to fly to Maryland is Tuesday, with ticket prices averaging around $659.

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

Our most recent data shows that the best time of day to fly to Maryland is in the afternoon. Flights from Ottawa to Maryland during this time can be as low as $328. In contrast, the most expensive time of day to depart to Maryland is at noon when prices are around $673.

How far in advance should I book a flight to Maryland?

You are more likely to see cheaper flights to Maryland from Ottawa when booking weeks ahead of your departure date. In general, you can expect to find flights to Maryland for around $406 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Maryland from Ottawa for as low as $245 on momondo.

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 35m

Direct flights

Mon, Tue, Wed, Thu, Fri and Sat

Airports in Maryland

2 airports
The fastest flight from Ottawa to Maryland takes 1h 35m
Direct flights go from Ottawa to Maryland on Monday, Tuesday, Wednesday, Thursday, Friday and Saturday. There are no airlines offering direct flights.
There are 2 airports near Maryland: Washington, D.C. Reagan-National (DCA), Washington, D.C. Dulles Intl (IAD)
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  • 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?

  • 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 required for your trip to Maryland can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Maryland. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Maryland from Ottawa.

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

momondo does allow users to show only those flights to Maryland from Ottawa which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between Ottawa and Maryland by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Maryland from Ottawa. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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