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Cheap flights from Ottawa to District of Columbia from C$ 213

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 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — BWI
17 Jun — 24 Jun1
1 adult

Cheap flight deals from Ottawa to District of Columbia

Keep the following information in mind while searching for Ottawa to District of Columbia flight deals. Data was last updated 12 June 2025.

Round-trip from

C$ 403

One-way from

C$ 213

Popular in

October

Cheapest in

March

Average price

C$ 461

Good round-trip deal

C$ 605 or less

Good one-way deal

C$ 438 or less
Air Canada
  • Air Canada
  • 26/7-2/8
  • 2 total stops
  • 8h 43m total
  • Ottawa to District of Columbia
Search Deals
Porter Airlines
  • Porter Airlines
  • 10/8
  • 1 total stop
  • 3h 16m total
  • Ottawa to District of Columbia
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (C$ 91 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 June 2025
Search Deals
Price to beat on a round-trip flight from Ottawa to District of Columbia.
Search Deals
Price to beat on a one-way flight from Ottawa to District of Columbia.
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Find flight deals from Ottawa to District of Columbia

Cheapest flights from Ottawa to District of Columbia
Explore the most affordable flight options available from Ottawa to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 June 2025.

Sat 26/76:00 a.m.YOW - DCA
1 stop4h 18mAir Canada
Sat 2/86:00 a.m.DCA - YOW
1 stop4h 25mAir Canada
Deal found 11/6C$ 403
Thu 26/69:35 a.m.YOW - IAD
1 stop5h 31mPorter Airlines
Sun 29/611:35 a.m.IAD - YOW
1 stop4h 58mPorter Airlines
Deal found 11/6C$ 410
Thu 3/75:15 a.m.YOW - IAD
1 stop4h 22mAir Canada
Sun 6/710:20 a.m.IAD - YOW
1 stop4h 45mAir Canada
Deal found 11/6C$ 421
Fri 18/75:55 a.m.YOW - IAD
1 stop9h 01mMultiple Airlines
Sun 20/711:35 a.m.IAD - YOW
1 stop4h 58mMultiple Airlines
Deal found 12/6C$ 424
Thu 3/76:33 a.m.YOW - DCA
1 stop10h 28mMultiple Airlines
Sun 6/712:55 p.m.DCA - YOW
Nonstop1h 32mMultiple Airlines
Deal found 11/6C$ 461
Wed 23/72:45 p.m.YOW - IAD
Nonstop1h 35mUnited Airlines
Mon 28/75:25 p.m.IAD - YOW
1 stop4h 40mUnited Airlines
Deal found 11/6C$ 472
Fri 4/76:33 a.m.YOW - DCA
1 stop5h 26mUnited Airlines
Tue 8/78:30 a.m.DCA - YOW
1 stop5h 34mUnited Airlines
Deal found 9/6C$ 491
Fri 5/96:00 a.m.YOW - IAD
1 stop11h 50mWestJet
Mon 8/96:45 p.m.IAD - YOW
2 stops21h 34mWestJet
Deal found 11/6C$ 664
Fri 5/95:55 a.m.YOW - DCA
2 stops10h 38mWestJet
Mon 8/91:40 p.m.DCA - YOW
2 stops10h 42mWestJet
Deal found 11/6C$ 797
Fri 4/75:55 a.m.YOW - DCA
2 stops17h 04mDelta
Tue 8/711:00 a.m.DCA - YOW
2 stops13h 22mDelta
Deal found 11/6C$ 816

Cheapflights Fare Finder

Customize your flight search to find flights from Ottawa to District of Columbia 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 12 June 2025.
Use the filters below to find and compare flights from Ottawa to District of Columbia that are best for you.

Fly from

Ottawa

Fly to

District of Columbia

Route

Depart

Return

Price

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Sat 26/7

6:00 a.m.-10:18 a.m.

1 stop4h 18m

Washington, D.C. Reagan-National

Sat 2/8

6:00 a.m.-10:25 a.m.

1 stop4h 25m

C$ 403

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Thu 26/6

9:35 a.m.-3:06 p.m.

1 stop5h 31m

Washington, D.C. Dulles Intl

Sun 29/6

11:35 a.m.-4:33 p.m.

1 stop4h 58m

C$ 410

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Thu 3/7

5:15 a.m.-9:37 a.m.

1 stop4h 22m

Washington, D.C. Dulles Intl

Sun 6/7

10:20 a.m.-3:05 p.m.

1 stop4h 45m

C$ 421

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Fri 18/7

5:55 a.m.-2:56 p.m.

1 stop9h 01m

Washington, D.C. Dulles Intl

Sun 20/7

11:35 a.m.-4:33 p.m.

1 stop4h 58m

C$ 424

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Thu 3/7

2:45 p.m.-4:20 p.m.

Nonstop1h 35m

Washington, D.C. Dulles Intl

Sun 6/7

5:10 p.m.-6:52 p.m.

Nonstop1h 42m

C$ 459

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Thu 3/7

6:33 a.m.-5:01 p.m.

1 stop10h 28m

Washington, D.C. Reagan-National

Sun 6/7

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

Nonstop1h 32m

C$ 461

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Fri 4/7

6:33 a.m.-11:59 a.m.

1 stop5h 26m

Washington, D.C. Reagan-National

Tue 8/7

8:30 a.m.-2:04 p.m.

1 stop5h 34m

C$ 491

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Fri 5/9

6:00 a.m.-5:50 p.m.

1 stop11h 50m

Washington, D.C. Dulles Intl

Mon 8/9

6:45 p.m.-4:19 p.m.

2 stops21h 34m

C$ 664

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Fri 5/9

5:55 a.m.-4:33 p.m.

2 stops10h 38m

Washington, D.C. Reagan-National

Mon 8/9

1:40 p.m.-12:22 a.m.

2 stops10h 42m

C$ 797

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Fri 4/7

5:55 a.m.-10:59 p.m.

2 stops17h 04m

Washington, D.C. Reagan-National

Tue 8/7

11:00 a.m.-12:22 a.m.

2 stops13h 22m

C$ 816

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/6

Showing 1-10 of 21 results
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Best time to book a flight from Ottawa to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia 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 District of Columbia

What is the cheapest month to book a flight from Ottawa to District of Columbia?

Currently, February is the cheapest month in which you can book a flight from Ottawa to District of Columbia (average of C$ 327). Flying from Ottawa to District of Columbia in June is currently the most expensive (average of C$ 411). 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 DC?

Find hourly flight availability from Ottawa to District of Columbia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 June 2025.

When flying from Ottawa to District of Columbia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in District of Columbia by month

Plan your trip to District of Columbia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in District of Columbia ranges from 66.0 - 102.0 mm per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit District of Columbia when rainfall is around 66.0 mm.

Temperature in District of Columbia by month

Plan your trip to District of Columbia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to District of Columbia, 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 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

Reviews of airlines servicing District of Columbia

Get insights into the airlines that provide service to District of Columbia. 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 District of Columbia. Reviews last updated 12 June 2025.
Read through reviews of airlines operating flights from Ottawa to District of Columbia, such as Porter Airlines, Delta and United Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
288 reviews
Check prices

Entertainment

7.0

Boarding

8.2

Comfort

8.1

Food

7.6

Overall

8.0

Crew

8.7

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
Porter Airlines
8.0
Very good
288 reviews
Porter Airlines
8.0
Very good
288 reviews
Check prices

Entertainment

7.0

Boarding

8.2

Comfort

8.1

Food

7.6

Overall

8.0

Crew

8.7

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
Delta
8.0
Very good
7,950 reviews
Porter Airlines
8.0
Very good
288 reviews
Check prices

Entertainment

7.0

Boarding

8.2

Comfort

8.1

Food

7.6

Overall

8.0

Crew

8.7

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
United Airlines
7.4
Good
8,790 reviews
Porter Airlines
8.0
Very good
288 reviews
Check prices

Entertainment

7.0

Boarding

8.2

Comfort

8.1

Food

7.6

Overall

8.0

Crew

8.7

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
WestJet
7.2
Good
2,868 reviews
Porter Airlines
8.0
Very good
288 reviews
Check prices

Entertainment

7.0

Boarding

8.2

Comfort

8.1

Food

7.6

Overall

8.0

Crew

8.7

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
Air Canada
7.1
Good
9,531 reviews
Porter Airlines
8.0
Very good
288 reviews
Check prices

Entertainment

7.0

Boarding

8.2

Comfort

8.1

Food

7.6

Overall

8.0

Crew

8.7

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!

Related info for your journey

Find useful and relevant information for your journey from Ottawa to District of Columbia. 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 District of Columbia?

    If you book a flight to District of Columbia from Ottawa, you will be flying from Ottawa, which is the city’s only airport. Ottawa (YOW) is located 10.6 km from the centre of Ottawa.

  • What are the cheapest airlines to fly from Ottawa to District of Columbia one-way?

    To fly one-way, consider booking your trip with Porter Airlines, which is currently one of the cheapest options available, starting at C$ 213. Air Canada flights start at C$ 228 while deals on United Airlines start at C$ 263 one-way.

  • Can I find deals for flights from Ottawa to District of Columbia that include hotel bookings?

    Yes. In addition to deals on Ottawa to District of Columbia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ottawa to District of Columbia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ottawa to District of Columbia.

  • Can I find deals for business class flights from Ottawa to District of Columbia?

    Yes. Cheapflights offers flight deals from Ottawa to District of Columbia 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 District of Columbia?

    Currently, February is the cheapest month in which you can book a flight from Ottawa to District of Columbia (average of C$ 327). Flying from Ottawa to District of Columbia in June is currently the most expensive (average of C$ 411). 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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Alternative routes for Ottawa to District of Columbia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Ottawa to District of Columbia

Discover the top 3 airlines that operate flights from Ottawa to District of Columbia. 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 12 June 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 205AverageC$ 535FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 317AverageC$ 535FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Porter AirlinesCheapestC$ 329AverageC$ 399FlexibilityNo cancel feeOn-time52%
Search Porter 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 District of Columbia?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ottawa to District of Columbia. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Ottawa to District of Columbia?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Ottawa to District of Columbia for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Ottawa to District of Columbia with no change fees?

Certainly. Search results for flights to District of Columbia from Ottawa shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Ottawa to District of Columbia become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to District of Columbia from Ottawa today and book when prices fit your budget.

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