Trip.com
>
Cheap Flights
>
Canada
>
Ontario
>
Ottawa
>
Washington D.C. to Ottawa flight
>
Dulles International Airport to Ottawa International Airport flight

Explore the cheapest one-way and round-trip flights from Dulles International Airport to Ottawa International Airport over the next 90 days, with one-way fares from €127 and round-trip from €225. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        IAD 17:37
        1h 50m
        Direct
        YOW 19:27
        Washington D.C. - Ottawa | Wed, Dec 2 | United Airlines
        YOW 10:30
        1h 49m
        Direct
        DCA 12:19
        Ottawa - Washington D.C. | Sun, Dec 6 | Air Canada
        €332 €548
        39% off
        39% off
        €548 €332
      • IAD 08:15
        1h 41m
        Direct
        YOW 09:56
        Washington D.C. - Ottawa | Tue, Oct 6 | United Airlines
        YOW 19:30
        1h 44m
        Direct
        DCA 21:14
        Ottawa - Washington D.C. | Wed, Oct 7 | United Airlines
        €332 €548
        39% off
        39% off
        €548 €332
      • IAD 17:20
        4h 32m
        1 stop
        YOW 21:52
        Washington D.C. - Ottawa | Tue, Oct 13 | Air Canada
        YOW 06:00
        4h 20m
        1 stop
        DCA 10:20
        Ottawa - Washington D.C. | Wed, Oct 14 | Air Canada
        €225 €548
        59% off
        59% off
        €548 €225
      • IAD 16:00
        5h 15m
        1 stop
        YOW 21:15
        Washington D.C. - Ottawa | Sat, Oct 24 | Air Canada
        YOW 05:45
        4h 44m
        1 stop
        DCA 10:29
        Ottawa - Washington D.C. | Sun, Oct 25 | Air Canada
        €229
        57% off
        €548 €229
      • IAD 17:20
        15h 57m
        1 stop
        YOW 09:17
        Washington D.C. - Ottawa | Wed, Oct 14 | Air Canada
        YOW 14:50
        7h
        1 stop
        DCA 21:50
        Ottawa - Washington D.C. | Thu, Oct 15 | Air Canada
        €271
        51% off
        €548 €271
      • IAD 17:20
        15h 57m
        1 stop
        YOW 09:17
        Washington D.C. - Ottawa | Tue, Nov 10 | Air Canada
        YOW 17:40
        4h 19m
        1 stop
        DCA 21:59
        Ottawa - Washington D.C. | Wed, Nov 11 | Air Canada
        €274
        50% off
        €548 €274
      • IAD 11:20
        4h 49m
        1 stop
        YOW 16:09
        Washington D.C. - Ottawa | Sat, Nov 7 | Porter Airlines
        YOW 12:15
        5h 28m
        1 stop
        IAD 17:43
        Ottawa - Washington D.C. | Sun, Nov 8 | Porter Airlines
        €275
        50% off
        €548 €275
      • IAD 11:20
        4h 49m
        1 stop
        YOW 16:09
        Washington D.C. - Ottawa | Sat, Oct 31 | Porter Airlines
        YOW 12:15
        5h 28m
        1 stop
        IAD 17:43
        Ottawa - Washington D.C. | Sun, Nov 1 | Porter Airlines
        €278
        49% off
        €548 €278
      • IAD 11:20
        4h 49m
        1 stop
        YOW 16:09
        Washington D.C. - Ottawa | Thu, Nov 5 | Porter Airlines
        YOW 12:15
        5h 28m
        1 stop
        IAD 17:43
        Ottawa - Washington D.C. | Sun, Nov 8 | Porter Airlines
        €278
        49% off
        €548 €278
      • IAD 15:50
        4h 12m
        1 stop
        YOW 20:02
        Washington D.C. - Ottawa | Mon, Oct 5 | Porter Airlines
        YOW 10:40
        4h 30m
        1 stop
        IAD 15:10
        Ottawa - Washington D.C. | Fri, Oct 9 | Porter Airlines
        €279
        49% off
        €548 €279
      • IAD 11:20
        4h 49m
        1 stop
        YOW 16:09
        Washington D.C. - Ottawa | Thu, Nov 12 | Porter Airlines
        YOW 12:15
        5h 28m
        1 stop
        IAD 17:43
        Ottawa - Washington D.C. | Mon, Nov 16 | Porter Airlines
        €282
        49% off
        €548 €282
      • IAD 11:20
        4h 49m
        1 stop
        YOW 16:09
        Washington D.C. - Ottawa | Thu, Oct 29 | Porter Airlines
        YOW 12:15
        5h 28m
        1 stop
        IAD 17:43
        Ottawa - Washington D.C. | Sun, Nov 1 | Porter Airlines
        €284
        48% off
        €548 €284
      • IAD 11:20
        4h 49m
        1 stop
        YOW 16:09
        Washington D.C. - Ottawa | Tue, Oct 27 | Porter Airlines
        YOW 10:30
        1h 49m
        Direct
        DCA 12:19
        Ottawa - Washington D.C. | Thu, Oct 29 | Air Canada
        €286
        48% off
        €548 €286
      • IAD 11:25
        6h 27m
        1 stop
        YOW 17:52
        Washington D.C. - Ottawa | Sun, Oct 18 | Porter Airlines
        YOW 10:40
        4h 30m
        1 stop
        IAD 15:10
        Ottawa - Washington D.C. | Fri, Oct 23 | Porter Airlines
        €383
        30% off
        €548 €383
      • WAS 13:00
        17h 25m
        1 stop
        YOW 14:00
        Washington D.C. - Ottawa | Tue, Oct 6 | Normal Airline
        YOW 15:00
        6h
        Direct
        WAS 16:00
        Ottawa - Washington D.C. | Thu, Oct 8 | Normal Airline
        Find more flights
        Find more flights
      • Cheapest nonstop
        IAD 17:37
        1h 50m
        Direct
        YOW 19:27
        Washington D.C. - Ottawa | Sun, Nov 22 | United Airlines
        €148 €238
        38% off
        38% off
        €238 €148
      • IAD 12:35
        1h 42m
        Direct
        YOW 14:17
        Washington D.C. - Ottawa | Tue, Oct 13 | United Airlines
        €166 €238
        30% off
        30% off
        €238 €166
      • IAD 11:25
        6h 27m
        1 stop
        YOW 17:52
        Washington D.C. - Ottawa | Wed, Oct 21 | Porter Airlines
        €127 €238
        47% off
        47% off
        €238 €127
      • IAD 11:25
        6h 27m
        1 stop
        YOW 17:52
        Washington D.C. - Ottawa | Thu, Nov 5 | Porter Airlines
        €128
        46% off
        €238 €128
      • IAD 15:50
        5h 52m
        1 stop
        YOW 21:42
        Washington D.C. - Ottawa | Sat, Oct 10 | Porter Airlines
        €138
        42% off
        €238 €138
      • IAD 17:20
        4h 32m
        1 stop
        YOW 21:52
        Washington D.C. - Ottawa | Sat, Oct 10 | Air Canada
        €141
        41% off
        €238 €141
      • IAD 11:25
        6h 27m
        1 stop
        YOW 17:52
        Washington D.C. - Ottawa | Sat, Oct 24 | Apg Airlines
        €141
        41% off
        €238 €141
      • IAD 15:50
        5h 52m
        1 stop
        YOW 21:42
        Washington D.C. - Ottawa | Sun, Oct 25 | Apg Airlines
        €141
        41% off
        €238 €141
      • IAD 17:20
        4h 32m
        1 stop
        YOW 21:52
        Washington D.C. - Ottawa | Wed, Oct 21 | Air Canada
        €144
        39% off
        €238 €144
      • IAD 17:20
        4h 32m
        1 stop
        YOW 21:52
        Washington D.C. - Ottawa | Thu, Nov 5 | Air Canada
        €145
        39% off
        €238 €145
      • IAD 11:25
        6h 27m
        1 stop
        YOW 17:52
        Washington D.C. - Ottawa | Tue, Oct 27 | Apg Airlines
        €146
        39% off
        €238 €146
      • IAD 17:20
        4h 32m
        1 stop
        YOW 21:52
        Washington D.C. - Ottawa | Fri, Oct 16 | Air Canada
        €147
        38% off
        €238 €147
      • IAD 17:15
        4h 37m
        1 stop
        YOW 21:52
        Washington D.C. - Ottawa | Tue, Oct 27 | Air Canada
        €148
        38% off
        €238 €148
      • IAD 15:45
        6h 25m
        1 stop
        YOW 22:10
        Washington D.C. - Ottawa | Mon, Nov 9 | Air Canada
        €149
        37% off
        €238 €149
      • WAS 13:00
        17h 25m
        1 stop
        YOW 14:00
        Washington D.C. - Ottawa | Tue, Oct 6 | Normal Airline
        Find more flights
        Find more flights

Flight fares from Dulles International Airport to Ottawa International Airport are based on average airline prices for the next 3 months, according to Trip.com’s latest data.

Which airline offers the cheapest flights from Dulles International Airport to Ottawa International Airport?

The cheapest airline flying from Dulles International Airport to Ottawa International Airport is Air Canada (from €122) among 4 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Air Canada
From €122
Porter Airlines
From €126
Apg Airlines
From €132
United Airlines
From €147

Find more flights and airlines

What is the flight schedule from Dulles International Airport to Ottawa International Airport?

Check the schedule for flights from Washington D.C. to Ottawa and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. UA3629

    Dulles International Airport

    08:15

    IAD

    1h 41m

    09:56

    YOW

    S M T W T F S
    Search

  2. UA4424

    Dulles International Airport

    12:35

    IAD

    1h 32m

    14:07

    YOW

    S M T W T F S
    Search

  3. AC8539

    Dulles International Airport

    17:15

    IAD

    1h 27m

    Direct

    18:42

    YTZ

    S M T W T F S
    Search

  4. AC7874

    Billy Bishop Toronto City Airport

    20:55

    YTZ

    57m

    Direct

    21:52

    YOW

    S M T W T - S

  5. UA1831

    Dulles International Airport

    17:30

    IAD

    1h 30m

    Direct

    19:00

    EWR

    S M T W T F S
    Search

  6. UA3506

    Newark Liberty International Airport

    20:47

    EWR

    1h 48m

    Direct

    22:35

    YOW

    S M T W T F S

  7. PD2720

    Dulles International Airport

    11:25

    IAD

    1h 30m

    Direct

    12:55

    YTZ

    S M T W T F S
    Search

  8. PD2259

    Billy Bishop Toronto City Airport

    13:10

    YTZ

    56m

    Direct

    14:06

    YOW

    S M T W T - S

  9. AC8539

    Dulles International Airport

    17:15

    IAD

    1h 27m

    Direct

    18:42

    YTZ

    S M T W T F S
    Search

  10. PD2446

    John C. Munro Hamilton International Airport

    12:10

    YHM

    1h 10m

    Direct

    13:20

    YOW

    S M T W T F S
Find more flights and airlines

About Dulles International Airport and Ottawa International Airport

Learn about Dulles International Airport (IAD) and Ottawa International Airport (YOW) — including location, terminals, transportation, and travel tips.

Flight distance 723.78km
Cheapest one-way ticket price €127
Cheapest return ticket price €225

FAQs for Dulles International Airport to Ottawa International Airport Flights

  • How long is the flight from Dulles International Airport to Ottawa International Airport?

    Dulles International Airport to Ottawa International Airport takes about 1 hour 12 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 3 daily flights from Dulles International Airport (IAD) to Ottawa International Airport (YOW).
  • The earliest flight from Dulles International Airport to Ottawa International Airport departs at 08:15, and the last departs at 22:10, with about 4 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Dulles International Airport (IAD) to Ottawa International Airport (YOW) is quite popular. Without considering departure times or holidays, tickets cost around €339 in October, the most expensive month to book this route.
    • The distance from Ottawa International Airport to downtown is about 11km, by taxi about 30 minutes.
  • United Airlines is a very popular airline operating an average of 311 flights per month.
  • One-way flights from Dulles International Airport to Ottawa International Airport currently start from €127, and round-trip fares start from €225. The current lowest fare is a Porter Airlines flight departing on Wed, Oct 21; prices may vary depending on availability.
  • Yes. United Airlines operate direct flights from Dulles International Airport to Ottawa International Airport, with an average flight time of 1 hour 8 minutes, and around 28 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Dulles International Airport to Ottawa International Airport is €217. Prices may vary depending on the departure date, airline, and availability.
  • Dulles International Airport to Ottawa International Airport operates around 28 weekly flights, mainly by United Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Dulles International Airport and Ottawa International Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

Find Cheap Flights with Trip.com

Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed on this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, Wi-Fi, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within the last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.