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Find cheap flights from Washington, D.C. to Ottawa

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0 bags
Thu 30/5
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Search hundreds of travel sites at once for deals on flights to Ottawa

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Washington, D.C. to Ottawa, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Washington, D.C. to Ottawa, as well as popular online travel agencies
In the last 7 days, travellers have searched 43,983,279 times on KAYAK, and here's why:

Save 28% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Bundle and saveSave money when you bundle your flight + hotel.

Flights from Washington, D.C. to Ottawa - Travel Insights & Trends

Get data-powered insights and trends into flights from Washington, D.C. to Ottawa to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Ottawa?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights from Washington, D.C. Dulles Intl Airport to Ottawa, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.
The cheapest month for flights from Washington, D.C. Dulles Intl Airport to Ottawa is January, where tickets cost £210 on average. On the other hand, the most expensive months are May and October, where the average cost of tickets is £456 and £395 respectively.

How far in advance should I book a flight from Washington, D.C. Dulles Intl Airport to Ottawa?

To calculate daily average prices, KAYAK takes all prices for each day before departure over the last year for flights from Washington, D.C. Dulles Intl Airport to Ottawa, removes the top 0.1% to account for outliers, and then takes the average of all the values for each month.
To get a below average price on the flight from Washington, D.C. Dulles Intl Airport to Ottawa, you should book around 1 week before departure. For the absolute cheapest price, our data suggests you should book 63 days before departure.

How many flights are there between Washington, D.C. Dulles Intl Airport and Ottawa per day?

Each day, there are between 2 and 3 nonstop flights that take off from Washington, D.C. Dulles Intl Airport and land in Ottawa, with an average flight time of 1h 43m. The most common departure time is 17:00 and most flights take off in the afternoon. Each week, there are 20 flights. The most frequent day of departure is Wednesday, when 15% of all weekly flights depart. The fewest flights depart on a Saturday.

Which cabin class options are there for flights between Washington, D.C. Dulles Intl Airport and Ottawa?

The average price of flights for each cabin class for the route found by users searching on KAYAK over the last 2 weeks.
There is only one cabin class option available for the route, which is Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

What’s the earliest departure time from Washington, D.C. to Ottawa?

Early birds can take the earliest flight from Washington, D.C. Dulles Intl Airport at 12:30 and will be landing in Ottawa at 14:12.

What’s the latest departure time from Washington, D.C. to Ottawa?

If you prefer to fly at night, the latest flight from Washington, D.C. Dulles Intl Airport to Ottawa jets off at 22:15 and lands at 23:55.

Good to know - Cheap tickets from Washington, D.C. to Ottawa

Low season

January

High season

December
Best time to beat the crowds but there is an average 25% increase in price.
Most popular time to fly (5% more expensive on average)

When to book flights from Washington, D.C. to Ottawa

Are your dates flexible? Find out the best times to travel from Washington, D.C. to Ottawa based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking Washington, D.C. to Ottawa flights

  • Which airlines offer Wi-Fi service onboard planes from Washington, D.C. to Ottawa?

    Only Air Canada offers inflight Wi-Fi service on the Washington, D.C. to Ottawa flight route.

  • Which aircraft models fly most regularly from Washington, D.C. to Ottawa?

    The Canadair (Bombardier) Regional Jet CRJ-550 is the aircraft model that flies most regularly on the Washington, D.C. to Ottawa flight route.

  • Which airline alliances offer flights from Washington, D.C. to Ottawa?

    Star Alliance is the only airline alliance operating flights between Washington, D.C. and Ottawa.

  • On which days can I fly direct from Washington, D.C. to Ottawa?

    There are direct flights from Washington, D.C. to Ottawa on a daily basis.

  • How does KAYAK find such low prices on flights from Washington, D.C. to Ottawa?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington, D.C. to Ottawa.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington, D.C. to Ottawa?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ottawa from Washington, D.C. is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Washington, D.C. to Ottawa?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Ottawa with an airline and back to Washington, D.C. with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington, D.C. to Ottawa?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ottawa from Washington, D.C. up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly direct from Washington, D.C. to Ottawa?

Find which airlines fly direct from Dulles Intl to Ottawa, which days they fly and book direct flights.

Direct departures

Washington, D.C. Dulles Intl to Ottawa

Monday

Air Canada, Avianca, United Airlines

Air Canada, Avianca, +1 more

Tuesday

Air Canada, Avianca, United Airlines

Air Canada, Avianca, +1 more

Wednesday

Air Canada, Avianca, United Airlines

Air Canada, Avianca, +1 more

Thursday

Air Canada, Avianca, United Airlines

Air Canada, Avianca, +1 more

Friday

Air Canada, Avianca, United Airlines

Air Canada, Avianca, +1 more

Saturday

Air Canada, Avianca, United Airlines

Air Canada, Avianca, +1 more

Sunday

Air Canada, Avianca, United Airlines

Air Canada, Avianca, +1 more

See more direct flights

Direct returns

Ottawa to Washington, D.C. Dulles Intl

Monday

Air Canada, Avianca, United Airlines

Air Canada, Avianca, +1 more

Tuesday

Air Canada, Avianca, United Airlines

Air Canada, Avianca, +1 more

Wednesday

Air Canada, Avianca, United Airlines

Air Canada, Avianca, +1 more

Thursday

Air Canada, Avianca, United Airlines

Air Canada, Avianca, +1 more

Friday

Air Canada, Avianca, United Airlines

Air Canada, Avianca, +1 more

Saturday

Air Canada, Avianca, United Airlines

Air Canada, Avianca, +1 more

Sunday

Air Canada, Avianca, United Airlines

Air Canada, Avianca, +1 more

See more direct flights
See more direct flights

Book cheap flights from Washington, D.C. to Ottawa

One-way flight deals

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449 miIAD-YOW

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Washington, D.C. - Ottawa Flights

Departure:

Washington, D.C. (IAD)United States

Destination:

Ottawa (YOW)Canada

Cabin classes:

£360

Browse origins:

  • Flights » 
  • Washington, D.C. » 
  • Washington Dulles Airport

Browse destinations:

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  • Worldwide » 
  • Ottawa