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Cheap flights from Washington, D.C. to Ottawa from £215

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 7/7. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
WAS — YOW
27 May — 3 Jun1
1 adult
Mon 27/5
Mon 3/6

Cheap flight deals from Washington, D.C. to Ottawa

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Ottawa (YOW). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 22 May 2024.

Popular in

August

Cheapest in

April

Round-trip from

£457

One-way from

£343
High demand for flights, 22% potential price rise
Best time to find cheap flights, 33% potential price drop
From Washington, D.C. (WAS) to Ottawa
One-way flight from Washington, D.C. (WAS) to Ottawa

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

Travelers have found it’s best to book a flight 27 days in advance to save up to 216% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 27 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Washington, D.C. to Ottawa 1-2 weeks in advance for as low as £254, or £383 for flights within the next 24 hours.

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

Due to multiple factors, expect to potentially pay more when booking in August. For low rates, April can be a great choice for travel to Ottawa. Flights to Ottawa from Washington, D.C. in April are about £301 on average during April, but can be found for as low as £122.

When is the cheapest time to fly from Washington, D.C. to Ottawa (WAS - YOW)?

It’s optimal to fly from Washington, D.C. to Ottawa in the morning. By choosing this option you can save up to 18% on the cost of your flight, compared to a flight at midday.

Cheap WestJet flights from Washington, D.C. to Ottawa

Explore cheap flight options specifically provided by WestJet for the route between Washington, D.C. and Ottawa. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 863,249 searches. Data last updated 22 May 2024.
Consider these cheap WestJet flights we've found departing from Washington, D.C. to Ottawa. Deals update often to give you more flight options matching your criteria
Wed 26/606:00DCA - YOW
2 stops14h 42mWestJet
Wed 10/706:07YOW - DCA
2 stops17h 22mWestJet
Deal found 21/5£695
Thu 4/718:59DCA - YOW
2 stops25h 43mWestJet
Mon 8/721:35YOW - DCA
2 stops20h 25mWestJet
Deal found 22/5£699
Mon 10/606:00DCA - YOW
2 stops14h 48mWestJet
Thu 13/615:25YOW - DCA
2 stops28h 05mWestJet
Deal found 22/5£713
Fri 16/812:05DCA - YOW
2 stops26h 57mWestJet
Mon 19/815:25YOW - DCA
2 stops26h 54mWestJet
Deal found 21/5£726
Sat 20/718:33DCA - YOW
2 stops26h 09mWestJet
Mon 12/815:25YOW - DCA
2 stops28h 59mWestJet
Deal found 22/5£730
Thu 27/612:19DCA - YOW
2 stops18h 35mWestJet
Sun 30/620:15YOW - DCA
2 stops24h 20mWestJet
Deal found 22/5£768
Sun 23/607:00DCA - YOW
2 stops23h 54mWestJet
Tue 25/621:35YOW - DCA
2 stops26h 09mWestJet
Deal found 22/5£782

Cheap United Airlines flights from Washington, D.C. to Ottawa

Explore cheap flight options specifically provided by United Airlines for the route between Washington, D.C. and Ottawa. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 863,249 searches. Data last updated 22 May 2024.
Have a look at some of the cheapest available United Airlines flights departing from Washington, D.C. and landing in Ottawa. Check back soon if you're not seeing flights that suit your needs.
Fri 14/610:10DCA - YOW
1 stop6h 28mUnited Airlines
Sat 15/606:05YOW - DCA
1 stop4h 24mUnited Airlines
Deal found 22/5£479
Fri 21/607:00DCA - YOW
1 stop5h 45mUnited Airlines
Sun 23/606:05YOW - DCA
1 stop4h 23mUnited Airlines
Deal found 22/5£545

Cheap Washington, D.C. to Ottawa flights in May & June 2024

Find cheap flight options from Washington, D.C. to Ottawa specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 863,249 searches. Prices were last updated on 22 May 2024.
Scroll through some of the best deals on flights from Washington, D.C. to Ottawa in 2024. Check back regularly for other flight deals.
Wed 12/608:25DCA - YOW
1 stop13h 39mMultiple Airlines
Fri 14/605:55YOW - DCA
1 stop4h 22mMultiple Airlines
Deal found 22/5£336
Wed 26/606:00DCA - YOW
1 stop6h 45mMultiple Airlines
Wed 10/710:40YOW - DCA
Nonstop1h 40mMultiple Airlines
Deal found 21/5£355
Fri 14/610:10DCA - YOW
1 stop6h 28mUnited Airlines
Sat 15/606:05YOW - DCA
1 stop4h 24mUnited Airlines
Deal found 22/5£479
Fri 14/613:00DCA - YOW
1 stop9h 04mMultiple Airlines
Mon 17/610:40YOW - DCA
Nonstop1h 38mMultiple Airlines
Deal found 22/5£517
Fri 14/613:00DCA - YOW
1 stop9h 04mMultiple Airlines
Mon 17/614:40YOW - DCA
1 stop7h 52mMultiple Airlines
Deal found 22/5£544
Fri 21/607:00DCA - YOW
1 stop5h 45mUnited Airlines
Sun 23/606:05YOW - DCA
1 stop4h 23mUnited Airlines
Deal found 22/5£545
Fri 14/607:00DCA - YOW
1 stop5h 45mMultiple Airlines
Mon 17/609:40YOW - DCA
1 stop8h 22mMultiple Airlines
Deal found 22/5£578
Wed 26/606:00DCA - YOW
2 stops14h 42mWestJet
Wed 10/706:07YOW - DCA
2 stops17h 22mWestJet
Deal found 21/5£695
Wed 12/606:00DCA - YOW
2 stops7h 12mMultiple Airlines
Fri 14/607:10YOW - DCA
2 stops9h 17mMultiple Airlines
Deal found 22/5£711

Washington, D.C. to Ottawa 2024 flight deals

Discover exclusive flight deals for travel between Washington, D.C. and Ottawa in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 863,249 searches. Data last updated 22 May 2024.
Scroll through some of the best deals on flights from Washington, D.C. to Ottawa in 2024. Check back regularly for other flight deals.
Wed 12/608:25DCA - YOW
1 stop13h 39mMultiple Airlines
Fri 14/605:55YOW - DCA
1 stop4h 22mMultiple Airlines
Deal found 22/5£336
Sat 21/912:55DCA - YOW
Nonstop1h 33mMultiple Airlines
Sat 21/919:40YOW - DCA
1 stop12h 55mMultiple Airlines
Deal found 22/5£351
Wed 26/606:00DCA - YOW
1 stop6h 45mMultiple Airlines
Wed 10/710:40YOW - DCA
Nonstop1h 40mMultiple Airlines
Deal found 21/5£355
Wed 9/1010:15DCA - YOW
1 stop11h 58mMultiple Airlines
Mon 14/1019:00YOW - DCA
1 stop13h 35mMultiple Airlines
Deal found 22/5£359
Mon 1/710:00DCA - YOW
1 stop6h 43mMultiple Airlines
Tue 2/709:40YOW - DCA
1 stop8h 25mMultiple Airlines
Deal found 22/5£383
Fri 14/610:10DCA - YOW
1 stop6h 28mUnited Airlines
Sat 15/606:05YOW - DCA
1 stop4h 24mUnited Airlines
Deal found 22/5£479
Fri 14/613:00DCA - YOW
1 stop9h 04mMultiple Airlines
Mon 17/610:40YOW - DCA
Nonstop1h 38mMultiple Airlines
Deal found 22/5£517
Fri 14/613:00DCA - YOW
1 stop9h 04mMultiple Airlines
Mon 17/614:40YOW - DCA
1 stop7h 52mMultiple Airlines
Deal found 22/5£544
Fri 21/607:00DCA - YOW
1 stop5h 45mUnited Airlines
Sun 23/606:05YOW - DCA
1 stop4h 23mUnited Airlines
Deal found 22/5£545

One-way flights to Ottawa from Washington, D.C.

Search for one-way flight options from Washington, D.C. to Ottawa. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 863,249 searches. Data last updated 22 May 2024.
Some of the best available deals we've found on one-way flights from Washington, D.C. to Ottawa. Users in need of a round-trip flight from Washington, D.C. to Ottawa instead should update the search form at the top of page.
Sun 7/708:25DCA - YOW
1 stop8h 18mMultiple Airlines
Deal found 21/5£215
Fri 14/606:00DCA - YOW
1 stop10h 38mMultiple Airlines
Deal found 22/5£252
Thu 6/613:00DCA - YOW
1 stop9h 04mMultiple Airlines
Deal found 22/5£255
Thu 27/608:25DCA - YOW
2 stops9h 14mMultiple Airlines
Deal found 22/5£286
Thu 3/1006:00DCA - YOW
2 stops7h 13mMultiple Airlines
Deal found 22/5£295
Sat 9/1106:10DCA - YOW
2 stops17h 54mWestJet
Deal found 21/5£301
Fri 28/608:25DCA - YOW
2 stops9h 14mMultiple Airlines
Deal found 22/5£310
Wed 26/608:25DCA - YOW
2 stops9h 14mMultiple Airlines
Deal found 22/5£315
Thu 6/606:00DCA - YOW
2 stops7h 12mMultiple Airlines
Deal found 22/5£342

Find flights from Washington, D.C. to Ottawa within your budget

Customise your flight search to find flights from Washington, D.C. to Ottawa 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 863,249 searches. Data last updated 22 May 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£336 - £699

Route

Depart

Return

Price

Washington, D.C. Reagan-NationalOttawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Wed 12/6

1 stop13h 39m

Ottawa

Fri 14/6

1 stop4h 22m

£336

Washington, D.C. Reagan-NationalOttawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Sat 21/9

Nonstop1h 33m

Ottawa

Sat 21/9

1 stop12h 55m

£351

Washington, D.C. Reagan-NationalOttawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Wed 26/6

1 stop6h 45m

Ottawa

Wed 10/7

Nonstop1h 40m

£355

Washington, D.C. Reagan-NationalOttawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Wed 9/10

1 stop11h 58m

Ottawa

Mon 14/10

1 stop13h 35m

£359

Washington, D.C. Reagan-NationalOttawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Mon 1/7

1 stop6h 43m

Ottawa

Tue 2/7

1 stop8h 25m

£383

Washington, D.C. Reagan-NationalOttawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Fri 14/6

1 stop6h 28m

Ottawa

Sat 15/6

1 stop4h 24m

£479

Washington, D.C. Reagan-NationalOttawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Fri 21/6

1 stop5h 45m

Ottawa

Sun 23/6

1 stop4h 23m

£545

Washington, D.C. Reagan-NationalOttawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Wed 26/6

2 stops14h 42m

Ottawa

Wed 10/7

2 stops17h 22m

£695

Washington, D.C. Reagan-NationalOttawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Thu 4/7

2 stops25h 43m

Ottawa

Mon 8/7

2 stops20h 25m

£699

Flights are sorted by cheapest first

Deals found on 22/5

When is the best time to book a flight from Washington, D.C. to Ottawa?

Use this chart to determine the optimal time to book a return flight from Washington, D.C. to Ottawa. Price data was last updated on 10 May 2024.
The price you pay for your flight from Washington, D.C. to Ottawa may vary depending on when you book. For the best chance of a lower fare, look to book 63 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Search Deals

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

Use this chart to determine the cheapest time to fly return from Washington, D.C. to Ottawa. Price data was last updated on 19 May 2024.
Morning
Midday
Afternoon
Evening
All times are departure.
Travellers seeking maximum savings on their Washington, D.C. to Ottawa flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Washington, D.C. to Ottawa

Have a flexible travel schedule? Discover the best time to fly to Ottawa from Washington, D.C. with our price prediction graph.
Estimated return 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.

Temperature and rainfall in Ottawa by month

Plan your trip to Ottawa by taking into account the average temperature and rainfall totals by month.

YOW

Temperature

-10 - 21 °C

Reviews of airlines servicing Ottawa

Get insights into the airlines that provide service to Ottawa. 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 Ottawa. Reviews last updated 22 May 2024.
Peruse reviews from past customers who have flown with WestJet and United Airlines from Washington, D.C. to Ottawa to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
7.5
Good
2,898 reviews

Crew

8.2

Comfort

7.3

Boarding

7.7

Overall

7.5

Food

6.5

Entertainment

6.5

Reviews

1 / 10

We had a great experience with the flight back to Toronto and crew were awesome.

7.5
Good
2,898 reviews
7.5
Good
2,898 reviews

Crew

8.2

Comfort

7.3

Boarding

7.7

Overall

7.5

Food

6.5

Entertainment

6.5

Reviews

1 / 10

We had a great experience with the flight back to Toronto and crew were awesome.

7.4
Good
10,852 reviews
7.5
Good
2,898 reviews

Crew

8.2

Comfort

7.3

Boarding

7.7

Overall

7.5

Food

6.5

Entertainment

6.5

Reviews

1 / 10

We had a great experience with the flight back to Toronto and crew were awesome.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Ottawa. 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 into for flights to Ottawa from Washington, D.C.?

    Located just 6.6 mi from the city center, Ottawa is the airport most travelers will use when flying to Ottawa from Washington, D.C.. Booking flights from Washington, D.C. to Ottawa (YOW) should be relatively easy as there are 7 daily inbound flights from Washington, D.C. from 0 different airlines.

  • Can I find flights from Washington, D.C. to Ottawa for under £400 on Cheapflights?

    Yes, there are multiple flights from Washington, D.C. to Ottawa for under £400. The cheapest flight booked recently is on Multiple Airlines for just £336, but on average you can expect to pay £577.

  • What are the cheapest airlines flying from Washington, D.C. to Ottawa round-trip?

    Our cheapest airline available from Washington, D.C. to Ottawa is United Airlines. Our recent data shows that you can find tickets from as low as £479 on this airline. An additional option worth looking into is WestJet, starting at £695.

  • What are the most reliable airlines from Washington, D.C. to Ottawa?

    Consider GoJet (85%), Air Canada (85%) or United Airlines (85%) when booking your flight. These represent the most reliable airlines when flying from Washington, D.C. to Ottawa.

  • What does IAD to YOW mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Washington, D.C. Dulles Intl Airport to Ottawa Airport flight would often be abbreviated as a IAD to YOW flight. Baltimore/Washington Airport (BWI), Washington, D.C. Reagan-National Airport (DCA) are some additional IATA codes for airports related to your trip.

  • Can I find deals for flights from Washington, D.C. to Ottawa that include extra baggage allowance?

    The amount of baggage you can bring on your Washington, D.C. to Ottawa flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Washington, D.C. to Ottawa with specific airlines?

    Yes, Cheapflights allows you to browse and filter Washington, D.C. to Ottawa flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Washington, D.C. to Ottawa that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Ottawa flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Ottawa?

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

  • Can I find deals for business class flights from Washington, D.C. to Ottawa?

    Yes. Cheapflights offers flight deals from Washington, D.C. to Ottawa by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Washington, D.C. to Ottawa that allow pets onboard?

    Many airlines flying from Washington, D.C. to Ottawa offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Washington, D.C. to Ottawa?

    Yes, you can often find last-minute deals on Washington, D.C. to Ottawa flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Washington, D.C. to Ottawa flight deals updated?

    The Washington, D.C. to Ottawa flight deals you see on this page were last updated on 22/5.

  • When is the best time to book a flight from Washington, D.C. to Ottawa?

    Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to Ottawa (average of £582). Flying from Washington, D.C. to Ottawa in August is currently the most expensive (average of £784). 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 Washington, D.C. to Ottawa
See prices for flight routes from nearby airports that may be better suited for you.

Search flights from Washington, D.C. to Ottawa by cabin class

Find flights from Washington, D.C. to Ottawa, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from Washington, D.C. to Ottawa

Find hourly flight availability from Washington, D.C. to Ottawa. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 22 May 2024.
1%of flight departuresEarly morningMidnight to 6 am
46%of flight departuresMorning6 am to noon
34%of flight departuresAfternoonNoon to 6 pm
19%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Midday
6 PM

Weekly flight availability from Washington, D.C. to Ottawa

Explore weekly flight availability from Washington, D.C. to Ottawa. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 22 May 2024.
Monday7daily flights
Tuesday7daily flights
Wednesday7daily flights
Thursday7daily flights
Friday7daily flights
Saturday7daily flights
Sunday7daily flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Washington, D.C. to Ottawa?

Cheapflights makes it easy to find Washington, D.C. to Ottawa 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 Washington, D.C. to Ottawa?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Ottawa from Washington, D.C..

Can Cheapflights find flights from Washington, D.C. to Ottawa with no change fees?

Yes, we can. To see specific flights from Washington, D.C. to Ottawa with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Washington, D.C. to Ottawa become cheaper?

Yes! Start tracking prices for Washington, D.C. to Ottawa flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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