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$161+ Cheap flights from Ottawa (YOW) to Maryland

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 10/25. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — BWI
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Ottawa to Maryland

Keep the following information in mind while searching for Ottawa to Maryland flight deals. Data was last updated September 11, 2025.

Round-trip from

$291
(Kiwi.com)

One-way from

$161
(Kiwi.com)

Popular in

October

Cheapest in

March

Average price

$394
From Ottawa to Maryland
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One-way flight from Ottawa to Maryland
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Highest demand for flights based on searches. 11% potential increase in price ($42 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Ottawa to Maryland

Cheapest flights from Ottawa to Maryland
Explore the most affordable flight options available from Ottawa to Maryland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/154:25 pmYOW - PHL
1 stop15h 05mMultiple Airlines
Sun 10/195:05 amPHL - YOW
1 stop12h 15mMultiple Airlines
Deal found 9/10$291
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/27:00 amYOW - BWI
2 stops13h 32mMultiple Airlines
Mon 10/66:56 amBWI - YOW
1 stop10h 24mMultiple Airlines
Deal found 9/9$292
This Trip.com deal was found by Cheapflights users on 9/10. 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 10/89:35 amYOW - IAD
1 stop5h 31mPorter Airlines
Sun 10/1211:35 amIAD - YOW
1 stop4h 59mPorter Airlines
Deal found 9/10$293
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/153:50 pmYOW - BWI
1 stop19h 11mMultiple Airlines
Sat 10/188:17 pmBWI - YOW
1 stop21h 03mMultiple Airlines
Deal found 9/9$294
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/174:25 pmYOW - PHL
1 stop8h 42mMultiple Airlines
Fri 10/245:20 amPHL - YOW
1 stop11h 37mMultiple Airlines
Deal found 9/10$295
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/104:25 pmYOW - PHL
1 stop22h 00mMultiple Airlines
Mon 10/137:54 pmPHL - YOW
1 stop21h 26mMultiple Airlines
Deal found 9/9$298
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/155:55 amYOW - IAD
1 stop9h 11mMultiple Airlines
Sat 10/189:38 pmIAD - YOW
1 stop19h 19mMultiple Airlines
Deal found 9/9$299
This Air Canada deal was found by Cheapflights users on 9/9. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/210:25 amYOW - DCA
Nonstop1h 43mAir Canada
Mon 10/612:55 pmDCA - YOW
Nonstop1h 31mAir Canada
Deal found 9/9$300
This United Airlines deal was found by Cheapflights users on 9/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/157:29 pmYOW - IAD
Nonstop1h 43mUnited Airlines
Thu 10/166:15 amIAD - YOW
1 stop5h 30mUnited Airlines
Deal found 9/11$303
This Air Canada deal was found by Cheapflights users on 9/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/411:05 amYOW - DCA
1 stop4h 46mAir Canada
Thu 10/166:00 amDCA - YOW
1 stop4h 25mAir Canada
Deal found 9/10$307
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/107:00 amYOW - IAD
1 stop3h 16mPorter Airlines
Fri 10/174:20 pmIAD - YOW
1 stop4h 14mPorter Airlines
Deal found 9/10$315
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/84:25 pmYOW - PHL
1 stop15h 05mMultiple Airlines
Wed 10/158:00 amPHL - YOW
1 stop8h 57mMultiple Airlines
Deal found 9/10$317

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Ottawa to Maryland that are best for you.

Fly from

Ottawa

Fly to

Maryland

Route

Depart

Return

Price

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Wed 10/15

4:25 pm-7:30 am

1 stop15h 05m

Philadelphia

Sun 10/19

5:05 am-5:20 pm

1 stop12h 15m

$291

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Thu 10/2

7:00 am-8:32 pm

2 stops13h 32m

Baltimore/Washington

Mon 10/6

6:56 am-5:20 pm

1 stop10h 24m

$292

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Wed 10/8

9:35 am-3:06 pm

1 stop5h 31m

Washington, D.C. Dulles Intl

Sun 10/12

11:35 am-4:34 pm

1 stop4h 59m

$293

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Wed 10/15

3:50 pm-11:01 am

1 stop19h 11m

Baltimore/Washington

Sat 10/18

8:17 pm-5:20 pm

1 stop21h 03m

$294

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Fri 10/17

4:25 pm-1:07 am

1 stop8h 42m

Philadelphia

Fri 10/24

5:20 am-4:57 pm

1 stop11h 37m

$295

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Fri 10/10

4:25 pm-2:25 pm

1 stop22h 00m

Philadelphia

Mon 10/13

7:54 pm-5:20 pm

1 stop21h 26m

$298

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Thu 10/2

10:25 am-12:08 pm

Nonstop1h 43m

Washington, D.C. Reagan-National

Mon 10/6

12:55 pm-2:26 pm

Nonstop1h 31m

$300

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Wed 10/15

7:29 pm-9:12 pm

Nonstop1h 43m

Washington, D.C. Dulles Intl

Thu 10/16

6:15 am-11:45 am

1 stop5h 30m

$303

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Thu 10/30

7:30 pm-9:22 pm

Nonstop1h 52m

Washington, D.C. Dulles Intl

Fri 10/31

8:45 am-1:32 pm

1 stop4h 47m

$303

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Sat 10/4

11:05 am-3:51 pm

1 stop4h 46m

Washington, D.C. Reagan-National

Thu 10/16

6:00 am-10:25 am

1 stop4h 25m

$307

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 60 results
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Best time to book a flight from Ottawa to Maryland

Have a flexible travel schedule? Discover the best time to fly to Maryland from Ottawa 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 Ottawa to Maryland

What is the cheapest month to book a flight from Ottawa to Maryland?

Currently, August is the cheapest month in which you can book a flight from Ottawa to Maryland (average of $241). Flying from Ottawa to Maryland in March is currently the most expensive (average of $290). 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 Ottawa to Maryland. 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 from for flights from Ottawa to Maryland?

    Ottawa (YOW) is the airport you will fly out of if you book a flight from Ottawa to Maryland. It is only a 6.6 mi journey to Ottawa (YOW) from Ottawa’s city center.

  • How long is the flight from Ottawa to Maryland?

    Airlines like Porter Airlines, Air Canada, and United Airlines fly from Ottawa to Maryland in about 1h 43m. The time it takes to get you to your destination can typically vary by up to 3h 48m. Airlines will cover a distance of 452 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Ottawa to Maryland?

    Most travelers choose Ottawa - Washington, D.C. Dulles Intl, Ottawa - Washington, D.C. Reagan-National or Ottawa - Baltimore/Washington when deciding on the best route from Ottawa to Maryland.

  • Can I find deals for flights from Ottawa to Maryland that include hotel bookings?

    Yes. In addition to deals on Ottawa to Maryland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ottawa to Maryland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ottawa to Maryland.

  • Can I find deals for business class flights from Ottawa to Maryland?

    Yes. Cheapflights offers flight deals from Ottawa to Maryland 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 Ottawa to Maryland?

    Currently, August is the cheapest month in which you can book a flight from Ottawa to Maryland (average of $241). Flying from Ottawa to Maryland in March is currently the most expensive (average of $290). 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

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