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$143+ 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 4/22. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — BWI
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
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 March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$242
(United)

One-way from

$143

Popular in

June

Cheapest in

January

Average price

$342
Provider with most accurate pricing for Ottawa-Washington, D.C. (WAS) flight deals.
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Provider most trusted by Cheapflights users for Ottawa-Washington, D.C. (WAS) flights.
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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. 4% potential increase in price ($17 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 28, 2025.

This United deal was found by Cheapflights users on 3/27. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/76:15 pmYOW - DCA
1 stop14h 44mMultiple Airlines
Tue 5/274:35 pmDCA - YOW
1 stop5h 32mMultiple Airlines
Deal found 3/27$242
This United Airlines deal was found by Cheapflights users on 3/27. 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.
Sat 4/196:05 amYOW - IAD
1 stop5h 50mUnited Airlines
Sun 4/205:10 pmIAD - YOW
Nonstop1h 42mUnited Airlines
Deal found 3/27$243
This Air Canada deal was found by Cheapflights users on 3/27. 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.
Wed 5/77:29 pmYOW - IAD
Nonstop1h 44mAir Canada
Tue 5/2710:30 amIAD - YOW
1 stop4h 34mAir Canada
Deal found 3/27$244
This Air Canada deal was found by Cheapflights users on 3/27. 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.
Fri 5/911:55 amYOW - DCA
1 stop6h 08mAir Canada
Sun 5/116:00 amDCA - YOW
1 stop4h 25mAir Canada
Deal found 3/27$244
This United Airlines deal was found by Cheapflights users on 3/27. 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 4/232:10 pmYOW - DCA
1 stop3h 53mUnited Airlines
Fri 4/256:59 amDCA - YOW
1 stop6h 25mUnited Airlines
Deal found 3/27$250
This United deal was found by Cheapflights users on 3/27. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/265:15 amYOW - IAD
1 stop4h 31mMultiple Airlines
Sat 5/32:25 pmIAD - YOW
1 stop9h 54mMultiple Airlines
Deal found 3/27$256
This FlightHub deal was found by Cheapflights users on 3/27. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/255:45 pmYOW - IAD
1 stop4h 39mPorter Airlines
Sun 4/272:00 pmIAD - YOW
1 stop8h 19mPorter Airlines
Deal found 3/27$260
This Kiwi.com deal was found by Cheapflights users on 3/26. 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.
Sun 3/304:20 pmYOW - BWI
1 stop8h 04mMultiple Airlines
Wed 4/99:15 amBWI - YOW
1 stop7h 57mMultiple Airlines
Deal found 3/26$360
This Kiwi.com deal was found by Cheapflights users on 3/27. 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 4/36:15 amYOW - PHL
2 stops12h 56mMultiple Airlines
Sat 4/510:03 amPHL - YOW
1 stop10h 12mMultiple Airlines
Deal found 3/27$373
This FlightHub deal was found by Cheapflights users on 3/27. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/95:55 amYOW - DCA
2 stops12h 50mWestJet
Sun 5/116:00 amDCA - YOW
2 stops18h 22mWestJet
Deal found 3/27$437
This United Airlines deal was found by Cheapflights users on 3/27. 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.
Fri 4/187:29 pmYOW - PHL
1 stop14h 21mUnited Airlines
Sun 4/2010:43 amPHL - YOW
1 stop13h 10mUnited Airlines
Deal found 3/27$485
This Delta deal was found by Cheapflights users on 3/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/75:55 amYOW - BWI
2 stops10h 28mDelta
Tue 5/279:55 amBWI - YOW
2 stops14h 27mDelta
Deal found 3/27$564

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 March 28, 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

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Wed 5/7

6:15 pm-8:59 am

1 stop14h 44m

Washington, D.C. Reagan-National

Tue 5/27

4:35 pm-10:07 pm

1 stop5h 32m

$242

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Sat 4/19

6:05 am-11:55 am

1 stop5h 50m

Washington, D.C. Dulles Intl

Sun 4/20

5:10 pm-6:52 pm

Nonstop1h 42m

$243

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Wed 5/7

7:29 pm-9:13 pm

Nonstop1h 44m

Washington, D.C. Dulles Intl

Tue 5/27

10:30 am-3:04 pm

1 stop4h 34m

$244

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Fri 5/9

11:55 am-6:03 pm

1 stop6h 08m

Washington, D.C. Reagan-National

Sun 5/11

6:00 am-10:25 am

1 stop4h 25m

$244

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Wed 4/23

2:10 pm-6:03 pm

1 stop3h 53m

Washington, D.C. Reagan-National

Fri 4/25

6:59 am-1:24 pm

1 stop6h 25m

$250

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Sat 4/26

5:15 am-9:46 am

1 stop4h 31m

Washington, D.C. Dulles Intl

Sat 5/3

2:25 pm-12:19 am

1 stop9h 54m

$256

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Fri 4/25

5:45 pm-10:24 pm

1 stop4h 39m

Washington, D.C. Dulles Intl

Sun 4/27

2:00 pm-10:19 pm

1 stop8h 19m

$260

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Thu 4/24

6:15 am-8:17 pm

2 stops14h 02m

Baltimore/Washington

Fri 5/2

7:55 pm-5:18 pm

1 stop21h 23m

$366

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Thu 5/8

4:25 pm-7:48 am

1 stop15h 23m

Philadelphia

Thu 5/15

7:12 pm-12:22 am

2 stops29h 10m

$396

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Fri 5/9

5:55 am-6:45 pm

2 stops12h 50m

Washington, D.C. Reagan-National

Sun 5/11

6:00 am-12:22 am

2 stops18h 22m

$437

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Showing 1-10 of 35 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.

What is the cheapest time of day to fly from YOW to MD?

Find hourly flight availability from Ottawa to Maryland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ottawa to Maryland as you normally would.

Rainfall in Maryland by month

Plan your trip to Maryland by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Maryland ranges from 2.9 - 4.1 inches per month. July is typically the wettest month, when rainfall can reach 4.1 in. February is typically the driest time to visit Maryland when rainfall is around 2.9 in.

Temperature in Maryland by month

Plan your trip to Maryland by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Maryland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing Maryland

Get insights into the airlines that provide service to Maryland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Maryland. Reviews last updated March 28, 2025.
Read through reviews of airlines operating flights from Ottawa to Maryland, such as Delta, Porter Airlines and United Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Comfort

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,896 reviews
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Comfort

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Porter Airlines
7.9
Good
276 reviews
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Comfort

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,603 reviews
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Comfort

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
WestJet
7.2
Good
2,785 reviews
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Comfort

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air Canada
7.0
Good
8,986 reviews
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Comfort

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

  • What are the cheapest airlines to fly from Ottawa to Maryland one-way?

    One-way options have recently been found by users for as low as $143 on Porter Airlines. Other airlines that offer cheap prices include Air Canada from $143 and United Airlines from $238 one-way.

  • 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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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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