$156+ 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 7/27. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — BWI
Jun 17 — Jun 241
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.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 June 12, 2025.
Round-trip from | $295 (Air Canada) |
|---|---|
One-way from | $156 (Kiwi.com) |
Popular in | October |
Cheapest in | March |
Average price | $337 |
Find flight deals from Ottawa to Maryland
Cheapest flights from Ottawa to MarylandExplore 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 June 12, 2025.
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 June 12, 2025.
This Air Canada deal was found by Cheapflights users on 6/11. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/266:00 amYOW - DCA
1 stop4h 18mAir Canada
Sat 8/26:00 amDCA - YOW
1 stop4h 25mAir Canada
Deal found 6/11![Air Canada logo]()
$295
This FlightHub deal was found by Cheapflights users on 6/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/269:35 amYOW - IAD
1 stop5h 31mPorter Airlines
Sun 6/2911:35 amIAD - YOW
1 stop4h 58mPorter Airlines
Deal found 6/11![Porter Airlines logo]()
$300
This Air Canada deal was found by Cheapflights users on 6/11. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/35:15 amYOW - IAD
1 stop4h 22mAir Canada
Sun 7/610:20 amIAD - YOW
1 stop4h 45mAir Canada
Deal found 6/11![Air Canada logo]()
$308
This Kiwi.com deal was found by Cheapflights users on 6/12. 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.
Thu 7/247:00 amYOW - IAD
1 stop3h 16mMultiple Airlines
Sun 7/274:10 pmIAD - YOW
1 stop4h 28mMultiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$327
This United Airlines deal was found by Cheapflights users on 6/11. 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 7/232:45 pmYOW - IAD
Nonstop1h 35mUnited Airlines
Mon 7/285:25 pmIAD - YOW
1 stop4h 40mUnited Airlines
Deal found 6/11![United Airlines logo]()
$345
This United Airlines deal was found by Cheapflights users on 6/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/46:33 amYOW - DCA
1 stop5h 26mUnited Airlines
Tue 7/88:30 amDCA - YOW
1 stop5h 34mUnited Airlines
Deal found 6/9![United Airlines logo]()
$359
This Kiwi.com deal was found by Cheapflights users on 6/10. 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.
Mon 7/285:00 pmYOW - BWI
1 stop14h 30mMultiple Airlines
Sun 8/36:20 pmBWI - YOW
1 stop22h 38mMultiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$374
This Flysmarter deal was found by Cheapflights users on 6/10. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/310:25 amYOW - DCA
Nonstop1h 38mMultiple Airlines
Sun 7/612:55 pmDCA - YOW
Nonstop1h 32mMultiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$375
This Kiwi.com deal was found by Cheapflights users on 6/10. 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.
Tue 7/84:25 pmYOW - PHL
1 stop7h 34mMultiple Airlines
Tue 7/156:13 amPHL - YOW
1 stop10h 53mMultiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$389
This FlightHub deal was found by Cheapflights users on 6/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/56:00 amYOW - IAD
1 stop11h 50mWestJet
Mon 9/86:45 pmIAD - YOW
2 stops21h 34mWestJet
Deal found 6/11![WestJet logo]()
$486
This Air Canada deal was found by Cheapflights users on 6/11. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1511:05 amYOW - PHL
1 stop3h 32mAir Canada
Sun 8/179:20 amPHL - YOW
1 stop4h 24mAir Canada
Deal found 6/11![Air Canada logo]()
$543
This United Airlines deal was found by Cheapflights users on 6/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/17:29 pmYOW - PHL
1 stop3h 45mUnited Airlines
Tue 8/56:30 amPHL - YOW
1 stop15h 05mUnited Airlines
Deal found 6/10![United Airlines logo]()
$549
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 June 12, 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
Sat 7/26
6:00 am-10:18 am
1 stop4h 18m
Washington, D.C. Reagan-National
Sat 8/2
6:00 am-10:25 am
1 stop4h 25m
$295
OttawaWashington, D.C.
YOW - IAD
YOWIAD
Ottawa
Thu 6/26
9:35 am-3:06 pm
1 stop5h 31m
Washington, D.C. Dulles Intl
Sun 6/29
11:35 am-4:33 pm
1 stop4h 58m
$300
OttawaWashington, D.C.
YOW - IAD
YOWIAD
Ottawa
Thu 7/3
5:15 am-9:37 am
1 stop4h 22m
Washington, D.C. Dulles Intl
Sun 7/6
10:20 am-3:05 pm
1 stop4h 45m
$308
OttawaWashington, D.C.
YOW - IAD
YOWIAD
Ottawa
Thu 7/24
7:00 am-10:16 am
1 stop3h 16m
Washington, D.C. Dulles Intl
Sun 7/27
4:10 pm-8:38 pm
1 stop4h 28m
$327
OttawaWashington, D.C.
YOW - IAD
YOWIAD
Ottawa
Thu 7/3
2:45 pm-4:20 pm
Nonstop1h 35m
Washington, D.C. Dulles Intl
Sun 7/6
5:10 pm-6:52 pm
Nonstop1h 42m
$336
OttawaWashington, D.C.
YOW - DCA
YOWDCA
Ottawa
Thu 7/3
6:33 am-5:01 pm
1 stop10h 28m
Washington, D.C. Reagan-National
Sun 7/6
12:55 pm-2:27 pm
Nonstop1h 32m
$337
OttawaWashington, D.C.
YOW - DCA
YOWDCA
Ottawa
Fri 7/4
6:33 am-11:59 am
1 stop5h 26m
Washington, D.C. Reagan-National
Tue 7/8
8:30 am-2:04 pm
1 stop5h 34m
$359
OttawaBaltimore
YOW - BWI
YOWBWI
Ottawa
Mon 7/28
5:00 pm-7:30 am
1 stop14h 30m
Baltimore/Washington
Sun 8/3
6:20 pm-4:58 pm
1 stop22h 38m
$374
OttawaPhiladelphia
YOW - PHL
YOWPHL
Ottawa
Tue 7/8
4:25 pm-11:59 pm
1 stop7h 34m
Philadelphia
Tue 7/15
6:13 am-5:06 pm
1 stop10h 53m
$389
OttawaWashington, D.C.
YOW - IAD
YOWIAD
Ottawa
Fri 9/5
6:00 am-5:50 pm
1 stop11h 50m
Washington, D.C. Dulles Intl
Mon 9/8
6:45 pm-4:19 pm
2 stops21h 34m
$486
Showing 1-10 of 37 results
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.
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 June 12, 2025.
Read through reviews of airlines operating flights from Ottawa to Maryland, such as Porter Airlines, Delta 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.
Entertainment
7.0
Crew
8.7
Overall
8.0
Comfort
8.1
Boarding
8.2
Food
7.6
Reviews
1 / 20
4.0
OkayMary,Jun 2025
FLL - YYZ
Entertainment
7.0
Crew
8.7
Overall
8.0
Comfort
8.1
Boarding
8.2
Food
7.6
Reviews
1 / 20
4.0
OkayMary,Jun 2025
FLL - YYZ
Entertainment
7.0
Crew
8.7
Overall
8.0
Comfort
8.1
Boarding
8.2
Food
7.6
Reviews
1 / 20
4.0
OkayMary,Jun 2025
FLL - YYZ
Entertainment
7.0
Crew
8.7
Overall
8.0
Comfort
8.1
Boarding
8.2
Food
7.6
Reviews
1 / 20
4.0
OkayMary,Jun 2025
FLL - YYZ
Entertainment
7.0
Crew
8.7
Overall
8.0
Comfort
8.1
Boarding
8.2
Food
7.6
Reviews
1 / 20
4.0
OkayMary,Jun 2025
FLL - YYZ
Entertainment
7.0
Crew
8.7
Overall
8.0
Comfort
8.1
Boarding
8.2
Food
7.6
Reviews
1 / 20
4.0
OkayMary,Jun 2025
FLL - YYZ