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$135+ 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 1/27. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — BWI
Jan 14 — Jan 211
Mi 1/14
Mi 1/21
1 adult, Economy
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Cheap 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 Dezember 15, 2025.

This Mytrip deal was found by Cheapflights users on 12/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mo 12/2912:10 pmYOW - IAD
1 stop5h 04mPorter Airlines
Fr 1/211:35 amIAD - YOW
1 stop5h 54mPorter Airlines
Deal found 12/11$396
This Mytrip deal was found by Cheapflights users on 12/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
So 12/288:40 amYOW - IAD
1 stop8h 34mPorter Airlines
Fr 1/211:35 amIAD - YOW
1 stop3h 29mPorter Airlines
Deal found 12/11$461
This Justfly.com deal was found by Cheapflights users on 12/11. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mo 12/226:50 amYOW - IAD
1 stop3h 34mPorter Airlines
Sa 12/276:30 pmIAD - YOW
1 stop3h 59mPorter Airlines
Deal found 12/11$470
This Kiwi.com deal was found by Cheapflights users on 12/12. 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.
Sa 12/278:55 pmYOW - IAD
1 stop13h 29mPorter Airlines
Mi 12/3111:40 amIAD - YOW
1 stop27h 24mPorter Airlines
Deal found 12/12$474
This Trip.com deal was found by Cheapflights users on 12/12. 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.
Fr 12/261:20 pmYOW - IAD
1 stop3h 54mPorter Airlines
Mi 12/3111:40 amIAD - YOW
1 stop5h 49mPorter Airlines
Deal found 12/12$491
This Kiwi.com deal was found by Cheapflights users on 12/14. 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.
Mo 12/229:35 amYOW - BWI
2 stops27h 54mMultiple Airlines
Do 4/165:58 pmBWI - YOW
1 stop30h 27mMultiple Airlines
Deal found 12/14$495
This Kiwi.com deal was found by Cheapflights users on 12/12. 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.
So 12/288:55 pmYOW - IAD
1 stop13h 29mPorter Airlines
Mi 12/3111:40 amIAD - YOW
1 stop27h 24mPorter Airlines
Deal found 12/12$498
This American Airlines deal was found by Cheapflights users on 12/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fr 12/266:45 amYOW - DCA
2 stops13h 35mAmerican Airlines
Mi 12/3110:10 amDCA - YOW
1 stop6h 41mAmerican Airlines
Deal found 12/12$504
This Kiwi.com deal was found by Cheapflights users on 12/12. 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.
So 12/288:55 pmYOW - IAD
1 stop13h 29mMultiple Airlines
Mi 12/317:01 pmIAD - YOW
2 stops22h 24mMultiple Airlines
Deal found 12/12$508
This United Airlines deal was found by Cheapflights users on 12/11. 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.
Mo 12/296:15 amYOW - IAD
1 stop11h 15mUnited Airlines
Fr 1/210:08 pmIAD - YOW
Nonstop1h 46mUnited Airlines
Deal found 12/11$519
This Kiwi.com deal was found by Cheapflights users on 12/14. 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.
Mo 12/229:35 amYOW - IAD
2 stops31h 02mMultiple Airlines
Do 4/1611:40 amIAD - YOW
1 stop12h 59mMultiple Airlines
Deal found 12/14$522
This Kiwi.com deal was found by Cheapflights users on 12/13. 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.
Sa 12/276:45 amYOW - IAD
1 stop27h 39mMultiple Airlines
Mi 12/3111:40 amIAD - YOW
1 stop13h 02mMultiple Airlines
Deal found 12/13$525

Find flight deals from Ottawa to Maryland

Keep the following information in mind while searching for Ottawa to Maryland flight deals. Data was last updated Dezember 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$240
(Kiwi.com)

One-way from

$135
(Trip.com)

Popular in

November

Cheapest in

March

Average price

$343
Provider with most accurate pricing for Ottawa-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ottawa-Washington, D.C. (WAS) flights.
Search Deals
From Ottawa to Maryland
Search Deals
One-way flight from Ottawa to Maryland
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($28 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 Dezember 15, 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

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Do 1/15

7:00 am-11:34 pm

1 stop16h 34m

Baltimore/Washington

So 1/18

4:47 pm-5:25 pm

1 stop24h 38m

$240

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Di 1/27

7:00 am-11:36 pm

1 stop16h 36m

Baltimore/Washington

Di 2/3

6:20 am-5:25 pm

1 stop11h 05m

$263

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Mi 1/28

9:30 am-5:10 pm

1 stop7h 40m

Baltimore/Washington

Mi 2/4

6:20 am-5:25 pm

1 stop11h 05m

$269

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Do 1/29

7:00 am-7:03 pm

1 stop12h 03m

Baltimore/Washington

Mi 2/4

6:20 am-5:25 pm

1 stop11h 05m

$272

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Mo 1/12

7:00 am-12:29 am

2 stops17h 29m

Baltimore/Washington

Mi 1/14

1:00 pm-12:25 am

1 stop11h 25m

$292

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Fr 1/16

4:20 pm-1:01 am

1 stop8h 41m

Philadelphia

So 1/18

1:49 pm-11:58 pm

1 stop10h 09m

$293

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Mo 1/26

7:00 am-10:19 am

1 stop3h 19m

Washington, D.C. Dulles Intl

Do 2/5

11:40 am-3:04 pm

1 stop3h 24m

$299

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Mo 1/26

7:00 am-10:19 am

1 stop3h 19m

Washington, D.C. Dulles Intl

Do 1/29

11:35 am-3:04 pm

1 stop3h 29m

$299

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Do 1/8

7:00 am-11:44 pm

1 stop16h 44m

Baltimore/Washington

So 1/11

4:44 pm-11:58 pm

1 stop7h 14m

$299

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Mo 1/12

7:00 am-12:29 am

2 stops17h 29m

Baltimore/Washington

Fr 1/16

1:00 pm-12:25 am

1 stop11h 25m

$307

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/12

Showing 1-10 of 48 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, April is the cheapest month in which you can book a flight from Ottawa to Maryland (average of $73). Flying from Ottawa to Maryland in November is currently the most expensive (average of $502). 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 and Air Canada fly from Ottawa to Maryland in about 3h 19m. The time it takes to get you to your destination can typically vary by up to 2h 46m. Airlines will cover a distance of 449 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, April is the cheapest month in which you can book a flight from Ottawa to Maryland (average of $73). Flying from Ottawa to Maryland in November is currently the most expensive (average of $502). 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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Alternative routes for Ottawa to Maryland

See prices for flight routes from nearby airports that may be better suited for you.
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