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$132+ Cheap flights from Washington, D.C. (WAS) to Ottawa (YOW)

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 1/13. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — YOW
Dec 24 — Dec 311
Tue 12/24
Tue 12/31
1 adult, Economy
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The best prices from Washington, D.C. to Ottawa are usually found in April or May, booked 43 days in advance, depart on a Saturday or Tuesday and return on a Thursday

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 December 19, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$261
(Trip.com)

One-way from

$132
(Air Canada)

Popular in

September

Cheapest in

April

Average price

$330
Provider with most accurate pricing for Washington, D.C. (WAS)-Ottawa flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Ottawa flights.
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From Washington, D.C. (WAS) to Ottawa
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One-way flight from Washington, D.C. (WAS) to Ottawa
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High demand for flights, 16% potential price rise
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Best time to find cheap flights, 2% potential price drop
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Average for round-trip flights in December 2024
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Find flight deals from Washington, D.C. to Ottawa

Cheapest flights from Washington, D.C. to Ottawa
Explore the most affordable flight options available from Washington, D.C. to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 19, 2024.

This Mytrip deal was found by Cheapflights users on 12/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/307:00 amIAD - YOW
1 stop4h 11mPorter Airlines
Mon 1/68:35 amYOW - IAD
1 stop4h 24mPorter Airlines
Deal found 12/19$461
This Kiwi.com deal was found by Cheapflights users on 12/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/289:42 pmIAD - YOW
1 stop16h 38mMultiple Airlines
Thu 1/29:40 amYOW - IAD
1 stop3h 19mMultiple Airlines
Deal found 12/19$509
This Mytrip deal was found by Cheapflights users on 12/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/3012:20 pmBWI - YOW
1 stop7h 49mMultiple Airlines
Wed 1/14:20 pmYOW - BWI
1 stop15h 19mMultiple Airlines
Deal found 12/19$620
This United Airlines deal was found by Cheapflights users on 12/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2712:55 pmDCA - YOW
Nonstop1h 40mUnited Airlines
Sun 12/2910:30 amYOW - DCA
Nonstop1h 50mUnited Airlines
Deal found 12/19$691
This Air Canada deal was found by Cheapflights users on 12/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2712:49 pmIAD - YOW
Nonstop1h 40mAir Canada
Sun 12/299:45 amYOW - IAD
Nonstop1h 53mAir Canada
Deal found 12/19$691
This Air Canada deal was found by Cheapflights users on 12/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2712:55 pmDCA - YOW
Nonstop1h 40mAir Canada
Sun 12/295:45 amYOW - DCA
1 stop4h 34mAir Canada
Deal found 12/19$696
This United deal was found by Cheapflights users on 12/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/277:00 amDCA - YOW
1 stop9h 16mMultiple Airlines
Sun 12/295:45 amYOW - DCA
1 stop4h 34mMultiple Airlines
Deal found 12/19$705
This United Airlines deal was found by Cheapflights users on 12/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/3012:49 pmIAD - YOW
Nonstop1h 40mUnited Airlines
Mon 1/62:05 pmYOW - IAD
Nonstop1h 53mUnited Airlines
Deal found 12/19$723
This Delta deal was found by Cheapflights users on 12/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/307:15 amDCA - YOW
2 stops16h 55mDelta
Mon 1/64:20 pmYOW - DCA
2 stops26h 06mDelta
Deal found 12/19$1,106
This CheapOair deal was found by Cheapflights users on 12/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/266:00 amBWI - YOW
2 stops13h 23mWestJet
Thu 1/25:55 amYOW - BWI
2 stops28h 48mWestJet
Deal found 12/19$1,224
This CheapOair deal was found by Cheapflights users on 12/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/308:20 amDCA - YOW
2 stops35h 03mWestJet
Wed 1/15:55 amYOW - DCA
2 stops10h 52mWestJet
Deal found 12/19$1,248
This Trip.com deal was found by Cheapflights users on 12/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/276:00 amIAD - YOW
2 stops13h 23mWestJet
Tue 12/318:10 pmYOW - IAD
2 stops16h 00mWestJet
Deal found 12/19$1,279

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

Customize 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 2,558,603 searches. Data last updated December 19, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Fri 1/17

2:10 pm-6:34 pm

1 stop4h 24m

Ottawa

Mon 1/20

8:40 am-12:49 pm

1 stop4h 09m

$261

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Thu 1/16

12:55 pm-2:35 pm

Nonstop1h 40m

Ottawa

Thu 1/23

10:30 am-12:20 pm

Nonstop1h 50m

$293

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Tue 1/14

12:49 pm-2:29 pm

Nonstop1h 40m

Ottawa

Tue 1/21

9:45 am-11:38 am

Nonstop1h 53m

$293

BaltimoreOttawa

BWI - YOW

BWIYOW

Baltimore/Washington

Mon 1/27

10:45 am-8:17 pm

1 stop9h 32m

Ottawa

Wed 1/29

9:20 am-6:56 pm

1 stop9h 36m

$341

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Fri 1/17

2:10 pm-6:34 pm

1 stop4h 24m

Ottawa

Tue 1/21

5:55 am-3:53 pm

2 stops9h 58m

$375

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Fri 1/17

7:00 am-1:20 pm

1 stop6h 20m

Ottawa

Mon 1/20

8:55 pm-10:29 am

1 stop13h 34m

$437

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Fri 1/17

12:55 pm-2:35 pm

Nonstop1h 40m

Ottawa

Mon 1/20

10:30 am-12:20 pm

Nonstop1h 50m

$486

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Wed 1/15

5:08 pm-6:54 pm

Nonstop1h 46m

Ottawa

Sat 1/18

9:45 am-11:38 am

Nonstop1h 53m

$486

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Mon 1/27

6:00 am-12:10 am

2 stops18h 10m

Ottawa

Wed 1/29

8:10 pm-11:51 am

3 stops15h 41m

$541

BaltimoreOttawa

BWI - YOW

BWIYOW

Baltimore/Washington

Sun 1/26

2:01 pm-8:50 pm

2 stops30h 49m

Ottawa

Tue 1/28

8:10 pm-3:43 pm

2 stops19h 33m

$775

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/19

Showing 1-10 of 24 results
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Compare providers for flights from Washington, D.C. to Ottawa

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Washington, D.C. to Ottawa in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C.-Ottawa flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C.-Ottawa flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Ottawa flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C.-Ottawa flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C.-Ottawa flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 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.

Travel insights for flights from Washington, D.C. to Ottawa

Get recent, data-driven insights about flights from Washington, D.C. to Ottawa including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Washington, D.C. to Ottawa. Price data was last updated on December 13, 2024.

The best time to book flights from Washington, D.C. to Ottawa is 43 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month 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 $294). Flying from Washington, D.C. to Ottawa in May is currently the most expensive (average of $474). 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 WAS to YOW?

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 December 19, 2024.

It’s optimal to fly from Washington, D.C. to Ottawa in the morning. By choosing this option you can save up to 31% on the cost of your flight, compared to a flight in the afternoon.

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

Use this chart to determine the cheapest time to fly round-trip from Washington, D.C. to Ottawa. Price data was last updated on November 18, 2024.

Travelers seeking maximum savings on their Washington, D.C. to Ottawa flight should consider departing on Friday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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 December 19, 2024.

The most flights from WAS to YOW are scheduled on a Monday (7 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (7 on average).

Rainfall in Ottawa by month

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

In terms of precipitation, rainfall in Ottawa ranges from 2.0 - 3.7 inches per month. June is typically the wettest month, when rainfall can reach 3.7 in. February is typically the driest time to visit Ottawa when rainfall is around 2.0 in.

Temperature in Ottawa by month

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

If weather is an important factor for your trip to Ottawa, 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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 14.0 F).

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 December 19, 2024.
Read through reviews of airlines operating flights from Washington, D.C. to Ottawa, such as Porter Airlines, Air Canada and United Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,600 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,600 reviews
Delta
8.0
Very good
8,600 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Porter Airlines
7.9
Good
283 reviews
Delta
8.0
Very good
8,600 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
9,048 reviews
Delta
8.0
Very good
8,600 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

WestJet
7.3
Good
2,816 reviews
Delta
8.0
Very good
8,600 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air Canada
7.0
Good
8,401 reviews
Delta
8.0
Very good
8,600 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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 4 different airlines.

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

    Flying on Porter Airlines is currently your cheapest option to Ottawa, with prices starting at $261. Additional round-trip tickets that might be worth considering are offered by Air Canada and United Airlines, with the lowest prices starting at $293 and $487, respectively. You may be able to fly from Washington, D.C. to Ottawa for 28% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Washington, D.C. to Ottawa one-way?

    $132 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on Porter Airlines and WestJet, with prices starting from $157 and $221, respectively.

  • What are the most popular routes from Washington, D.C. to Ottawa?

    When deciding which route to take from Washington, D.C. to Ottawa consider Washington, D.C. Dulles Intl - Ottawa, Washington, D.C. Reagan-National - Ottawa or Baltimore/Washington - Ottawa as they are the most popular.

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

    Consider GoJet (79%), Air Canada (79%) or United Airlines (79%) when booking your flight. These represent the most reliable airlines when flying from Washington, D.C. to Ottawa.

  • What are the cheapest flights from Washington, D.C. to Ottawa?

    While on average a flight from Washington, D.C. to Ottawa is generally $553, our data shows the cheapest flight currently is $230. When looking at the most popular route, (Washington, D.C. Dulles Intl - Ottawa), you can expect to pay $261 for that flight.

  • 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 vacation 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.

  • What is the cheapest month 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 $294). Flying from Washington, D.C. to Ottawa in May is currently the most expensive (average of $474). 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.
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Reagan-National to Windsor flights
Reagan-National to Hamilton flights
Reagan-National to Kingston flights

Top 4 airlines flying from Washington, D.C. to Ottawa

Discover the top 4 airlines that operate flights from Washington, D.C. to Ottawa. 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 2,558,603 searches. Data last updated December 19, 2024.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$155Average$496FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$209Average$634FlexibilityNo cancel feeOn-time69%
Porter AirlinesCheapest$273Average$386FlexibilityNo cancel feeOn-time52%
Air TransatCheapest$347Average$348FlexibilityNo cancel feeOn-time50%
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