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Cheap flights from Ottawa to Maryland from C$ 177

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 22/4. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — BWI
31 Mar — 7 Apr1
1 adult

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 26 March 2025.

Round-trip from

C$ 365

One-way from

C$ 177

Popular in

June

Cheapest in

January

Average price

C$ 489
Air Canada
  • Air Canada
  • 10/4-17/4
  • 1 total stop
  • 5h 12m total
  • Ottawa to Maryland
Search Deals
Porter Airlines
  • Porter Airlines
  • 22/4
  • 1 total stop
  • 3h 19m total
  • Ottawa to Maryland
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (C$ 34 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

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 26 March 2025.

Thu 10/410:25 a.m.YOW - DCA
Nonstop1h 36mAir Canada
Thu 17/46:00 a.m.DCA - YOW
1 stop3h 36mAir Canada
Deal found 25/3C$ 365
Sat 12/45:25 p.m.YOW - IAD
1 stop6h 34mAir Canada
Thu 24/48:17 a.m.IAD - YOW
Nonstop1h 41mAir Canada
Deal found 25/3C$ 373
Sun 6/47:00 a.m.YOW - IAD
1 stop5h 39mPorter Airlines
Mon 7/41:45 p.m.IAD - YOW
1 stop4h 49mPorter Airlines
Deal found 25/3C$ 399
Thu 24/45:55 a.m.YOW - IAD
1 stop7h 04mMultiple Airlines
Mon 28/44:07 p.m.IAD - YOW
2 stops8h 15mMultiple Airlines
Deal found 25/3C$ 428
Fri 9/510:25 a.m.YOW - DCA
Nonstop1h 36mUnited Airlines
Fri 16/512:55 p.m.DCA - YOW
Nonstop1h 32mUnited Airlines
Deal found 25/3C$ 446
Tue 8/49:25 a.m.YOW - PHL
1 stop8h 52mMultiple Airlines
Thu 10/45:00 a.m.PHL - YOW
1 stop9h 57mMultiple Airlines
Deal found 25/3C$ 449
Thu 24/410:25 a.m.YOW - DCA
Nonstop1h 36mMultiple Airlines
Mon 28/46:40 p.m.DCA - YOW
1 stop5h 42mMultiple Airlines
Deal found 25/3C$ 452
Thu 24/46:15 a.m.YOW - BWI
2 stops14h 02mMultiple Airlines
Wed 30/45:50 a.m.BWI - YOW
3 stops42h 32mMultiple Airlines
Deal found 25/3C$ 483
Thu 10/46:00 a.m.YOW - IAD
1 stop5h 39mUnited Airlines
Thu 17/410:14 p.m.IAD - YOW
Nonstop1h 39mUnited Airlines
Deal found 25/3C$ 496
Fri 18/47:29 p.m.YOW - PHL
1 stop18h 41mUnited Airlines
Fri 25/45:01 p.m.PHL - YOW
2 stops21h 26mUnited Airlines
Deal found 25/3C$ 692
Sun 11/55:55 a.m.YOW - PHL
2 stops9h 54mDelta
Tue 13/510:04 a.m.PHL - YOW
2 stops14h 18mDelta
Deal found 25/3C$ 774
Thu 24/411:35 a.m.YOW - PHL
2 stops10h 04mAir Canada
Wed 30/410:43 a.m.PHL - YOW
2 stops11h 24mAir Canada
Deal found 25/3C$ 790

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 26 March 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

Thu 10/4

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

Nonstop1h 36m

Washington, D.C. Reagan-National

Thu 17/4

6:00 a.m.-9:36 a.m.

1 stop3h 36m

C$ 365

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Sat 12/4

5:25 p.m.-11:59 p.m.

1 stop6h 34m

Washington, D.C. Dulles Intl

Thu 24/4

8:17 a.m.-9:58 a.m.

Nonstop1h 41m

C$ 373

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Sun 6/4

7:00 a.m.-12:39 p.m.

1 stop5h 39m

Washington, D.C. Dulles Intl

Mon 7/4

1:45 p.m.-6:34 p.m.

1 stop4h 49m

C$ 399

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Thu 24/4

5:55 a.m.-12:59 p.m.

1 stop7h 04m

Washington, D.C. Dulles Intl

Mon 28/4

4:07 p.m.-12:22 a.m.

2 stops8h 15m

C$ 428

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Fri 9/5

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

Nonstop1h 36m

Washington, D.C. Reagan-National

Fri 16/5

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

Nonstop1h 32m

C$ 446

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Tue 8/4

9:25 a.m.-6:17 p.m.

1 stop8h 52m

Philadelphia

Thu 10/4

5:00 a.m.-2:57 p.m.

1 stop9h 57m

C$ 449

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Thu 24/4

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

Nonstop1h 36m

Washington, D.C. Reagan-National

Mon 28/4

6:40 p.m.-12:22 a.m.

1 stop5h 42m

C$ 452

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Fri 11/4

2:45 p.m.-4:28 p.m.

Nonstop1h 43m

Washington, D.C. Dulles Intl

Sun 13/4

8:17 a.m.-9:58 a.m.

Nonstop1h 41m

C$ 473

OttawaBaltimore

YOW - BWI

YOWBWI

Ottawa

Thu 24/4

6:15 a.m.-8:17 p.m.

2 stops14h 02m

Baltimore/Washington

Wed 30/4

5:50 a.m.-12:22 a.m.

3 stops42h 32m

C$ 483

OttawaPhiladelphia

YOW - PHL

YOWPHL

Ottawa

Fri 18/4

7:29 p.m.-2:10 p.m.

1 stop18h 41m

Philadelphia

Fri 25/4

5:01 p.m.-2:27 p.m.

2 stops21h 26m

C$ 692

Flights are sorted by cheapest round-trip flights first.

Deals found on 24/3

Showing 1-10 of 33 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, February is the cheapest month in which you can book a flight from Ottawa to Maryland (average of C$ 327). Flying from Ottawa to Maryland in March is currently the most expensive (average of C$ 421). 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 26 March 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 74.0 - 104.0 mm per month. July is typically the wettest month, when rainfall can reach 104.0 mm. February is typically the driest time to visit Maryland when rainfall is around 74.0 mm.

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 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 1.0 C).

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 26 March 2025.
Peruse reviews from past customers who have flown with Delta, Porter Airlines and United Airlines from Ottawa to Maryland to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,891 reviews
Check prices

Boarding

8.2

Comfort

8.0

Overall

8.0

Food

7.3

Entertainment

7.9

Crew

8.5

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
7,891 reviews
Delta
8.0
Very good
7,891 reviews
Check prices

Boarding

8.2

Comfort

8.0

Overall

8.0

Food

7.3

Entertainment

7.9

Crew

8.5

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
7,891 reviews
Check prices

Boarding

8.2

Comfort

8.0

Overall

8.0

Food

7.3

Entertainment

7.9

Crew

8.5

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
8,608 reviews
Delta
8.0
Very good
7,891 reviews
Check prices

Boarding

8.2

Comfort

8.0

Overall

8.0

Food

7.3

Entertainment

7.9

Crew

8.5

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
7,891 reviews
Check prices

Boarding

8.2

Comfort

8.0

Overall

8.0

Food

7.3

Entertainment

7.9

Crew

8.5

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
8,967 reviews
Delta
8.0
Very good
7,891 reviews
Check prices

Boarding

8.2

Comfort

8.0

Overall

8.0

Food

7.3

Entertainment

7.9

Crew

8.5

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?

    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.

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

    C$ 177 is the cheapest one-way deal found within the past few days, from Porter Airlines. You may also be able to find cheap deals on Air Canada and United Airlines, with prices starting from C$ 182 and C$ 282, respectively.

  • 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, February is the cheapest month in which you can book a flight from Ottawa to Maryland (average of C$ 327). Flying from Ottawa to Maryland in March is currently the most expensive (average of C$ 421). 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

Browse thousands of different options on Cheapflights for your next trip

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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 26 March 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 470AverageC$ 1,281FlexibilityNo 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?

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.

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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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