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Cheap flights from Ottawa to Maryland from C$ 247

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 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — BWI
18 Jul — 25 Jul1
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 18 June 2026.

Wed 12/87:34 p.m.
YOW
-
IAD
Nonstop1h 44m
United Airlines
Sat 15/83:40 p.m.
IAD
-
YOW
1 stop5h 55m
United Airlines
Deal found 15/6C$ 471
Fri 10/710:25 a.m.
YOW
-
DCA
Nonstop1h 35m
Air Canada
Sat 1/812:40 p.m.
DCA
-
YOW
Nonstop1h 31m
Air Canada
Deal found 15/6C$ 487
Mon 13/72:00 p.m.
YOW
-
IAD
1 stop6h 24m
Air Canada
Thu 23/75:15 p.m.
IAD
-
YOW
1 stop4h 37m
Air Canada
Deal found 13/6C$ 488
Fri 10/710:25 a.m.
YOW
-
DCA
Nonstop1h 35m
Air Canada
Thu 23/76:59 a.m.
DCA
-
YOW
1 stop4h 16m
Air Canada
Deal found 13/6C$ 488
Sun 12/710:25 a.m.
YOW
-
DCA
Nonstop1h 35m
Air Canada
Sat 18/76:00 a.m.
DCA
-
YOW
1 stop4h 35m
Air Canada
Deal found 15/6C$ 492
Thu 24/910:40 a.m.
YOW
-
IAD
1 stop4h 30m
Porter Airlines
Sat 26/911:25 a.m.
IAD
-
YOW
1 stop7h 44m
Porter Airlines
Deal found 15/6C$ 494
Thu 9/76:00 a.m.
YOW
-
DCA
1 stop4h 18m
Air Canada
Sun 12/712:40 p.m.
DCA
-
YOW
Nonstop1h 31m
Air Canada
Deal found 17/6C$ 494
Sun 27/910:25 a.m.
YOW
-
DCA
Nonstop1h 35m
United Airlines
Mon 28/910:30 a.m.
DCA
-
YOW
1 stop12h 05m
United Airlines
Deal found 15/6C$ 497
Fri 10/710:25 a.m.
YOW
-
DCA
Nonstop1h 35m
Air Canada
Fri 31/78:40 p.m.
DCA
-
YOW
1 stop4h 55m
Air Canada
Deal found 15/6C$ 501
Sun 27/96:00 a.m.
YOW
-
IAD
Nonstop1h 43m
United Airlines
Mon 28/98:15 a.m.
IAD
-
YOW
Nonstop1h 41m
United Airlines
Deal found 15/6C$ 502
Thu 9/710:00 a.m.
YOW
-
IAD
Nonstop1h 43m
United Airlines
Sun 12/75:06 p.m.
IAD
-
YOW
Nonstop1h 42m
United Airlines
Deal found 17/6C$ 506
Thu 2/75:10 a.m.
YOW
-
DCA
1 stop3h 42m
Air Canada
Sun 5/78:40 p.m.
DCA
-
YOW
1 stop4h 55m
Air Canada
Deal found 14/6C$ 506

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 18 June 2026.

Round-trip from

C$ 471

One-way from

C$ 247

Popular in

May

Cheapest in

August

Average price

C$ 568
United Airlines
  • United Airlines
  • 12/8-15/8
  • 1 total stop
  • 7h 39m total
  • Ottawa to Maryland
Search Deals
Porter Airlines
  • Porter Airlines
  • 1/8
  • 1 total stop
  • 5h 55m total
  • Ottawa to Maryland
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (C$ 113 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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 18 June 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 - DCA

YOWDCA

Ottawa

Mon 28/9

10:25 a.m.-12:00 p.m.

Nonstop1h 35m

Washington, D.C. Reagan-National

Thu 1/10

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

1 stop6h 11m

C$ 501

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Wed 23/9

10:25 a.m.-12:00 p.m.

Nonstop1h 35m

Washington, D.C. Reagan-National

Thu 1/10

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

1 stop6h 11m

C$ 501

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Thu 16/7

5:50 p.m.-11:19 p.m.

1 stop5h 29m

Washington, D.C. Dulles Intl

Fri 17/7

8:18 a.m.-10:03 a.m.

Nonstop1h 45m

C$ 504

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Wed 12/8

7:34 p.m.-9:18 p.m.

Nonstop1h 44m

Washington, D.C. Dulles Intl

Sat 15/8

3:40 p.m.-9:35 p.m.

1 stop5h 55m

C$ 504

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Fri 31/7

6:00 a.m.-7:44 a.m.

Nonstop1h 44m

Washington, D.C. Dulles Intl

Mon 3/8

8:18 a.m.-10:03 a.m.

Nonstop1h 45m

C$ 505

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Thu 6/8

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

Nonstop1h 43m

Washington, D.C. Dulles Intl

Sun 9/8

10:27 p.m.-9:11 a.m.

1 stop10h 44m

C$ 505

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Thu 16/7

6:00 a.m.-7:44 a.m.

Nonstop1h 44m

Washington, D.C. Dulles Intl

Sat 18/7

3:39 p.m.-9:35 p.m.

1 stop5h 56m

C$ 505

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Thu 9/7

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

Nonstop1h 43m

Washington, D.C. Dulles Intl

Sun 12/7

5:06 p.m.-6:48 p.m.

Nonstop1h 42m

C$ 506

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Tue 25/8

11:15 a.m.-3:38 p.m.

1 stop4h 23m

Washington, D.C. Reagan-National

Sat 29/8

12:40 p.m.-2:11 p.m.

Nonstop1h 31m

C$ 508

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Tue 4/8

5:50 p.m.-7:22 a.m.

1 stop13h 32m

Washington, D.C. Dulles Intl

Fri 7/8

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

Nonstop1h 44m

C$ 513

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/6

Showing 1-10 of 60 resultsSorted by cheapest first
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6

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 18 June 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
9,859 reviews
Check prices

Overall

7.4

Food

6.6

Comfort

7.3

Crew

8.1

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
United Airlines
7.4
Good
9,859 reviews
United Airlines
7.4
Good
9,859 reviews
Check prices

Overall

7.4

Food

6.6

Comfort

7.3

Crew

8.1

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.

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$ 501, United Airlines can have you in Maryland from Ottawa in 1h 35m. 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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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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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 18 June 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 438AverageC$ 1,028FlexibilityNo 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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