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Cheap flights from Ottawa to Maryland from C$ 232

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 30/4. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — BWI
18 Apr — 25 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ottawa to Maryland

Enter your travel dates to find the best prices.

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 19 March 2026.

Wed 8/46:45 a.m.
YOW
-
IAD
1 stop4h 09m
Porter Airlines
Thu 30/411:40 a.m.
IAD
-
YOW
1 stop5h 24m
Porter Airlines
Deal found 18/3C$ 391
Mon 13/46:45 a.m.
YOW
-
IAD
1 stop4h 09m
Porter Airlines
Wed 22/411:40 a.m.
IAD
-
YOW
1 stop3h 24m
Porter Airlines
Deal found 16/3C$ 392
Wed 8/46:45 a.m.
YOW
-
IAD
1 stop4h 09m
Porter Airlines
Tue 14/411:40 a.m.
IAD
-
YOW
1 stop3h 24m
Porter Airlines
Deal found 17/3C$ 395
Wed 15/46:45 a.m.
YOW
-
IAD
1 stop4h 09m
Porter Airlines
Wed 22/411:40 a.m.
IAD
-
YOW
1 stop5h 49m
Porter Airlines
Deal found 18/3C$ 404
Fri 17/410:25 a.m.
YOW
-
DCA
Nonstop1h 36m
Air Canada
Mon 20/46:59 a.m.
DCA
-
YOW
1 stop6h 17m
Air Canada
Deal found 17/3C$ 417
Wed 8/410:25 a.m.
YOW
-
DCA
Nonstop1h 36m
Air Canada
Tue 14/412:55 p.m.
DCA
-
YOW
Nonstop1h 32m
Air Canada
Deal found 17/3C$ 418
Wed 8/46:00 a.m.
YOW
-
IAD
Nonstop1h 50m
United Airlines
Thu 30/48:15 a.m.
IAD
-
YOW
Nonstop1h 48m
United Airlines
Deal found 18/3C$ 419
Wed 8/410:25 a.m.
YOW
-
DCA
Nonstop1h 36m
Air Canada
Thu 30/412:55 p.m.
DCA
-
YOW
Nonstop1h 32m
Air Canada
Deal found 18/3C$ 421
Fri 17/41:15 p.m.
YOW
-
IAD
1 stop3h 59m
Porter Airlines
Sun 19/46:00 p.m.
IAD
-
YOW
1 stop4h 29m
Porter Airlines
Deal found 15/3C$ 432
Sat 9/57:00 a.m.
YOW
-
BWI
1 stop10h 07m
Multiple Airlines
Mon 11/57:30 a.m.
BWI
-
YOW
1 stop9h 23m
Multiple Airlines
Deal found 18/3C$ 432
Wed 15/47:30 p.m.
YOW
-
IAD
Nonstop1h 48m
United Airlines
Wed 22/45:41 p.m.
IAD
-
YOW
1 stop4h 24m
United Airlines
Deal found 18/3C$ 433
Tue 28/47:00 a.m.
YOW
-
IAD
1 stop3h 54m
Porter Airlines
Thu 30/411:40 a.m.
IAD
-
YOW
1 stop5h 24m
Porter Airlines
Deal found 15/3C$ 434

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 19 March 2026.

Round-trip from

C$ 391

One-way from

C$ 232

Popular in

November

Cheapest in

August

Average price

C$ 511
Porter Airlines
  • Porter Airlines
  • 8/4-30/4
  • 2 total stops
  • 9h 33m total
  • Ottawa to Maryland
Search Deals
Porter Airlines
  • Porter Airlines
  • 30/4
  • 1 total stop
  • 4h 04m total
  • Ottawa to Maryland
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (C$ 25 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
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 629,999 searches. Data last updated 19 March 2026.
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

Cheapest round-trip

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Wed 8/4

6:00 a.m.-7:50 a.m.

Nonstop1h 50m

Washington, D.C. Dulles Intl

Thu 30/4

8:15 a.m.-10:03 a.m.

Nonstop1h 48m

C$ 419
Quickest round-trip

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Wed 8/4

10:25 a.m.-12:01 p.m.

Nonstop1h 36m

Washington, D.C. Reagan-National

Thu 30/4

12:55 p.m.-2:27 p.m.

Nonstop1h 32m

C$ 421

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Sun 31/5

10:25 a.m.-12:01 p.m.

Nonstop1h 36m

Washington, D.C. Reagan-National

Wed 3/6

12:45 p.m.-2:17 p.m.

Nonstop1h 32m

C$ 499

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Wed 27/5

11:00 a.m.-3:21 p.m.

1 stop4h 21m

Washington, D.C. Dulles Intl

Fri 29/5

4:05 p.m.-9:44 p.m.

1 stop5h 39m

C$ 502

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Wed 27/5

10:00 a.m.-11:43 a.m.

Nonstop1h 43m

Washington, D.C. Dulles Intl

Fri 29/5

6:10 a.m.-1:59 p.m.

1 stop7h 49m

C$ 521

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Thu 7/5

10:25 a.m.-12:01 p.m.

Nonstop1h 36m

Washington, D.C. Reagan-National

Fri 8/5

12:45 p.m.-2:17 p.m.

Nonstop1h 32m

C$ 521

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Wed 6/5

2:30 p.m.-8:07 a.m.

1 stop17h 37m

Baltimore/Washington

Sun 10/5

7:30 a.m.-9:44 p.m.

2 stops14h 14m

C$ 536

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Sat 9/5

6:00 a.m.-7:50 a.m.

Nonstop1h 50m

Washington, D.C. Dulles Intl

Sun 10/5

10:07 p.m.-11:54 p.m.

Nonstop1h 47m

C$ 536

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Tue 31/3

4:15 p.m.-8:39 a.m.

1 stop16h 24m

Philadelphia

Thu 9/4

6:08 p.m.-12:25 a.m.

1 stop30h 17m

C$ 547

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Sun 26/4

6:00 a.m.-7:50 a.m.

Nonstop1h 50m

Washington, D.C. Dulles Intl

Thu 30/4

10:07 p.m.-11:54 p.m.

Nonstop1h 47m

C$ 552

Flights are sorted by cheapest round-trip flights first.

Deals found on 18/3

Showing 1-10 of 60 resultsSorted by cheapest first
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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
No data available for this route at this time. Please check back soon.

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 19 March 2026.
See what other customers who have flown with United Airlines from Ottawa to Maryland have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,439 reviews
Check prices

Entertainment

7.1

Food

6.6

Comfort

7.3

Crew

8.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
9,439 reviews
United Airlines
7.4
Good
9,439 reviews
Check prices

Entertainment

7.1

Food

6.6

Comfort

7.3

Crew

8.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

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?

    For a flight from Ottawa to Maryland, you will be flying from Ottawa. Ottawa (YOW) is just 10.6 km from the centre of the city.

  • How long is the flight from Ottawa to Maryland?

    For as low as C$ 421, United Airlines can have you in Maryland from Ottawa in 1h 36m. There are 727 km between Ottawa and Maryland. Both multi-stop and direct flights can be found to your destination and back.

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

    The most popular route from Ottawa to Maryland is Ottawa - Washington, D.C. Dulles Intl. You may also consider Ottawa - Washington, D.C. Reagan-National or Ottawa - Baltimore/Washington.

  • 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.

See more FAQs

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Top airline flying from Ottawa to Maryland

Discover the top airline that operate flights from Ottawa to Maryland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 19 March 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 428AverageC$ 875FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Ottawa to Maryland?

Cheapflights makes it easy to find Ottawa to Maryland flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Ottawa to Maryland?

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Yes! Cheapflights helps users easily find flights from Ottawa to Maryland with no change fees.

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Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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