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Flights from Ottawa to Washington D.C.
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Find Ottawa to Washington D.C. flights starting at CAD 225.

We've found these cheap flights for you. You can book one-way or return flight tickets.

  • One way
  • Round-trip
      • Cheapest nonstop
        YOW14:05
        1h 50m
        Nonstop
        IAD15:55
        Wed, Dec 4|Ottawa - Washington D.C.|United Airlines
        CAD 225CAD 278
        19% OFF
        19% OFF
        CAD 278CAD 225
      • YOW19:30
        1h 50m
        Nonstop
        IAD21:20
        Thu, Dec 5|Ottawa - Washington D.C.|United Airlines
        CAD 228CAD 278
        18% OFF
        18% OFF
        CAD 278CAD 228
      • YOW09:40
        3h 19m
        1 stop
        IAD12:59
        Thu, Dec 5|Ottawa - Washington D.C.|Porter Airlines
        CAD 201CAD 278
        28% OFF
        28% OFF
        CAD 278CAD 201
      • YOW07:00
        5h 59m
        1 stop
        IAD12:59
        Tue, Dec 3|Ottawa - Washington D.C.|Porter Airlines
        CAD 209
        CAD 209
      • YOW09:40
        3h 19m
        1 stop
        IAD12:59
        Fri, Dec 6|Ottawa - Washington D.C.|Porter Airlines
        CAD 209
        CAD 209
      • YOW08:35
        4h 24m
        1 stop
        IAD12:59
        Wed, Nov 20|Ottawa - Washington D.C.|Porter Airlines
        CAD 210
        CAD 210
      • YOW08:35
        4h 24m
        1 stop
        IAD12:59
        Thu, Nov 28|Ottawa - Washington D.C.|Porter Airlines
        CAD 211
        CAD 211
      • YOW08:35
        4h 24m
        1 stop
        IAD12:59
        Wed, Dec 4|Ottawa - Washington D.C.|Porter Airlines
        CAD 214
        CAD 214
      • YOW08:35
        4h 24m
        1 stop
        IAD12:59
        Mon, Nov 18|Ottawa - Washington D.C.|Porter Airlines
        CAD 217
        CAD 217
      • YOW17:45
        4h 39m
        1 stop
        IAD22:24
        Fri, Nov 22|Ottawa - Washington D.C.|Porter Airlines
        CAD 221
        CAD 221
      • YOW13:00
        3h 5m
        Nonstop
        WAS14:00
        Thu, Nov 21|Ottawa - Washington D.C.|United Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

When is the cheapest time to fly from Ottawa to Washington D.C.?

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Find Cheapest Airlines Flying from Ottawa to Washington D.C.

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Porter Airlines
From CAD 201
United Airlines
From CAD 225
Air Canada
From CAD 241
WestJet
From CAD 250
Air Transat
From CAD 359

Find more flights and airlines

Alternative Routes for Ottawa to Washington D.C. Flights

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Ottawa to Washington D.C..

  • Cheapest
    Porter Airlines
    YOW
    09:40
    3h 19m
    1 transfer
    IAD
    12:59
    Ottawa Macdonald-Cartier International Airport - Dulles International Airport
    Thu, Dec 5Porter Airlines
    CAD 201
  • United Airlines
    YOW
    17:50
    14h 35m
    1 transfer
    DCA
    08:25
    Ottawa Macdonald-Cartier International Airport - Ronald Reagan Washington National Airport
    Thu, Jan 23United Airlines
    CAD 225
  • United Airlines
    YOW
    17:50
    14h 35m
    1 transfer
    DCA
    08:25
    Ottawa Macdonald-Cartier International Airport - Ronald Reagan Washington National Airport
    Thu, Jan 23United Airlines
    CAD 225
    Find More Flights

FAQ

  • When are flight tickets from Ottawa (YOW) to Washington D.C. (WAS) the cheapest?

    Airlines adjust prices for flights from Ottawa to Washington D.C. based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much are flights from Ottawa (YOW) to Washington D.C. (WAS) cost?

    According to Trip.com's data, the lowest price is around CAD 531.

  • How long is the flight from Ottawa (YOW) to Washington D.C. (WAS)?

    It takes about 1 hour 47 minutes to fly from Ottawa (YOW) to Washington D.C. (WAS).

  • What are the most popular airlines that fly from Ottawa (YOW) to Washington D.C. (WAS)?

    Airlines with flights from Ottawa (YOW) to Washington D.C. (WAS): United Airlines and Air Canada.

  • What's the most popular airline for direct flights from Ottawa (YOW) to Washington D.C. (WAS)?

    United Airlines operates 1 direct flights from Ottawa (YOW) to Washington D.C. (WAS).

  • How many airports in Washington D.C. (WAS)?

    There are 2 airport(s) in Washington D.C. (WAS): Ronald Reagan Washington National Airport and Dulles International Airport.

How to find a cheap flight from Ottawa to Washington D.C.

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Ottawa to Washington D.C.. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Information for Ottawa to Washington D.C. Flights

Cheapest direct flight priceCAD 201
Cheapest return ticket priceCAD 383
Off-season travel monthDecember
Peak season for travelFebruary
Flight distance724.15km
Average flight time1 hour 47 minutes
Popular airlineUnited Airlines

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