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Cheap flights from Ottawa to Maryland from C$ 190

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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — BWI
28 Feb — 7 Mar1
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 29 January 2026.

Tue 17/24:15 p.m.
YOW
-
BWI
1 stop16h 51m
Multiple Airlines
Tue 24/26:20 a.m.
BWI
-
YOW
1 stop11h 05m
Multiple Airlines
Deal found 27/1C$ 326
Tue 17/24:15 p.m.
YOW
-
BWI
1 stop16h 51m
Multiple Airlines
Mon 23/212:30 p.m.
BWI
-
YOW
1 stop11h 55m
Multiple Airlines
Deal found 27/1C$ 334
Sat 7/37:00 a.m.
YOW
-
BWI
1 stop16h 31m
Multiple Airlines
Tue 10/312:30 p.m.
BWI
-
YOW
1 stop28h 55m
Multiple Airlines
Deal found 28/1C$ 345
Wed 18/27:00 a.m.
YOW
-
IAD
1 stop3h 22m
Porter Airlines
Wed 25/211:40 a.m.
IAD
-
YOW
1 stop4h 04m
Porter Airlines
Deal found 27/1C$ 349
Fri 10/41:20 p.m.
YOW
-
IAD
1 stop3h 54m
Porter Airlines
Sun 12/411:40 a.m.
IAD
-
YOW
1 stop3h 24m
Porter Airlines
Deal found 28/1C$ 354
Thu 19/27:00 a.m.
YOW
-
BWI
2 stops15h 53m
Multiple Airlines
Tue 24/26:20 a.m.
BWI
-
YOW
1 stop11h 05m
Multiple Airlines
Deal found 27/1C$ 354
Wed 25/27:00 a.m.
YOW
-
IAD
1 stop3h 22m
Porter Airlines
Wed 4/311:40 a.m.
IAD
-
YOW
1 stop5h 49m
Porter Airlines
Deal found 28/1C$ 357
Wed 18/27:00 a.m.
YOW
-
IAD
1 stop3h 22m
Porter Airlines
Thu 26/211:40 a.m.
IAD
-
YOW
1 stop4h 04m
Porter Airlines
Deal found 27/1C$ 361
Thu 19/27:00 a.m.
YOW
-
BWI
2 stops15h 53m
Multiple Airlines
Mon 23/212:30 p.m.
BWI
-
YOW
1 stop11h 55m
Multiple Airlines
Deal found 27/1C$ 362
Sun 26/412:10 p.m.
YOW
-
IAD
1 stop5h 04m
Porter Airlines
Thu 30/411:40 a.m.
IAD
-
YOW
1 stop5h 49m
Porter Airlines
Deal found 27/1C$ 371
Tue 17/24:15 p.m.
YOW
-
BWI
1 stop16h 51m
Multiple Airlines
Wed 25/24:45 p.m.
BWI
-
YOW
1 stop7h 13m
Multiple Airlines
Deal found 27/1C$ 381
Fri 13/310:30 a.m.
YOW
-
DCA
Nonstop1h 49m
Air Canada
Fri 20/36:00 a.m.
DCA
-
YOW
1 stop3h 41m
Air Canada
Deal found 26/1C$ 384

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 29 January 2026.

Round-trip from

C$ 326

One-way from

C$ 190

Popular in

November

Cheapest in

March

Average price

C$ 482
17/2-24/2
  • 17/2-24/2
  • 2 total stops
  • 27h 56m total
  • Ottawa to Maryland
Search Deals
3/3
  • 3/3
  • 2 total stops
  • 26h 21m total
  • Ottawa to Maryland
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (C$ 46 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 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 29 January 2026.
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

Tue 17/2

4:15 p.m.-9:06 a.m.

1 stop16h 51m

Baltimore/Washington

Tue 24/2

6:20 a.m.-5:25 p.m.

1 stop11h 05m

C$ 326

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Thu 19/2

7:00 a.m.-11:31 p.m.

1 stop16h 31m

Baltimore/Washington

Tue 24/2

6:20 a.m.-5:25 p.m.

1 stop11h 05m

C$ 326

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Thu 19/2

7:00 a.m.-11:31 p.m.

1 stop16h 31m

Baltimore/Washington

Mon 23/2

12:30 p.m.-12:25 a.m.

1 stop11h 55m

C$ 334

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Sat 7/3

7:00 a.m.-11:31 p.m.

1 stop16h 31m

Baltimore/Washington

Tue 10/3

12:30 p.m.-5:25 p.m.

1 stop28h 55m

C$ 345

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Sun 26/4

1:20 p.m.-5:14 p.m.

1 stop3h 54m

Washington, D.C. Dulles Intl

Thu 30/4

11:40 a.m.-3:04 p.m.

1 stop3h 24m

C$ 368

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Wed 18/2

4:15 p.m.-9:06 a.m.

1 stop16h 51m

Baltimore/Washington

Wed 25/2

4:45 p.m.-11:58 p.m.

1 stop7h 13m

C$ 381

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Fri 13/3

10:30 a.m.-12:19 p.m.

Nonstop1h 49m

Washington, D.C. Reagan-National

Fri 20/3

6:00 a.m.-9:41 a.m.

1 stop3h 41m

C$ 384

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Thu 19/2

10:30 a.m.-12:19 p.m.

Nonstop1h 49m

Washington, D.C. Reagan-National

Thu 26/2

12:55 p.m.-2:30 p.m.

Nonstop1h 35m

C$ 388

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Mon 9/3

10:30 a.m.-12:19 p.m.

Nonstop1h 49m

Washington, D.C. Reagan-National

Tue 10/3

12:55 p.m.-2:30 p.m.

Nonstop1h 35m

C$ 388

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Wed 18/2

10:30 a.m.-12:19 p.m.

Nonstop1h 49m

Washington, D.C. Reagan-National

Mon 23/2

12:55 p.m.-2:30 p.m.

Nonstop1h 35m

C$ 388

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/1

Showing 1-10 of 60 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 C$ 99). Flying from Ottawa to Maryland in November is currently the most expensive (average of C$ 682). 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.

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 29 January 2026.
See what other customers who have flown with Porter Airlines and 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.
Porter Airlines
7.9
Good
412 reviews
Check prices

Crew

8.6

Boarding

8.2

Comfort

7.9

Entertainment

6.9

Food

7.5

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Porter Airlines
7.9
Good
412 reviews
Porter Airlines
7.9
Good
412 reviews
Check prices

Crew

8.6

Boarding

8.2

Comfort

7.9

Entertainment

6.9

Food

7.5

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
United Airlines
7.4
Good
9,215 reviews
Porter Airlines
7.9
Good
412 reviews
Check prices

Crew

8.6

Boarding

8.2

Comfort

7.9

Entertainment

6.9

Food

7.5

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

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$ 384, Porter Airlines can have you in Maryland from Ottawa in 1h 49m. 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.

  • 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 C$ 99). Flying from Ottawa to Maryland in November is currently the most expensive (average of C$ 682). 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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See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Ottawa to Maryland

Discover the top 2 airlines 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 29 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 327AverageC$ 339FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
United AirlinesCheapestC$ 424AverageC$ 867FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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?

Cheapflights simply makes it quick and affordable to book flights from Ottawa to Maryland by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Ottawa to Maryland with no change fees?

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

Can Cheapflights notify me if prices for flights from Ottawa to Maryland become cheaper?

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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