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Cheap flights from District of Columbia to Ottawa from C$ 181

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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — YOW
15 Oct — 22 Oct1
1 adult
1 adult, Economy

Cheap flight deals from District of Columbia to Ottawa

Keep the following information in mind while searching for District of Columbia to Ottawa flight deals. Data was last updated 15 September 2025.

Round-trip from

C$ 441

One-way from

C$ 181

Popular in

March

Cheapest in

January

Average price

C$ 624

Good one-way deal

C$ 268 or less
20/11-28/11
  • 20/11-28/11
  • 2 total stops
  • 24h 36m total
  • District of Columbia to Ottawa
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3/10
  • 3/10
  • 1 total stop
  • 21h 43m total
  • District of Columbia to Ottawa
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Highest demand for flights based on searches. 3% potential increase in price (C$ 24 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 18 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a one-way flight from District of Columbia to Ottawa.
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Find flight deals from District of Columbia to Ottawa

Cheapest flights from District of Columbia to Ottawa
Explore the most affordable flight options available from District of Columbia to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.

Thu 20/1111:40 a.m.IAD - YOW
1 stop13h 02mMultiple Airlines
Fri 28/115:40 a.m.YOW - IAD
1 stop11h 34mMultiple Airlines
Deal found 13/9C$ 441
Sat 22/111:45 p.m.IAD - YOW
1 stop10h 57mMultiple Airlines
Fri 28/115:40 a.m.YOW - IAD
1 stop11h 34mMultiple Airlines
Deal found 13/9C$ 445
Sun 12/1011:35 a.m.IAD - YOW
1 stop4h 59mPorter Airlines
Sun 19/108:35 a.m.YOW - IAD
1 stop6h 31mPorter Airlines
Deal found 14/9C$ 449
Thu 9/1011:35 a.m.IAD - YOW
1 stop4h 59mPorter Airlines
Thu 16/108:35 a.m.YOW - IAD
1 stop6h 31mPorter Airlines
Deal found 13/9C$ 450
Fri 3/106:45 p.m.IAD - YOW
1 stop29h 55mMultiple Airlines
Mon 6/109:35 a.m.YOW - IAD
1 stop5h 31mMultiple Airlines
Deal found 14/9C$ 452
Wed 29/1011:40 a.m.IAD - YOW
1 stop3h 24mPorter Airlines
Wed 5/116:50 a.m.YOW - IAD
1 stop3h 34mPorter Airlines
Deal found 14/9C$ 454
Fri 21/116:30 p.m.IAD - YOW
1 stop22h 59mMultiple Airlines
Fri 28/115:40 a.m.YOW - IAD
1 stop11h 34mMultiple Airlines
Deal found 13/9C$ 456
Fri 24/109:58 p.m.IAD - YOW
1 stop18h 59mMultiple Airlines
Mon 27/101:20 p.m.YOW - IAD
1 stop3h 54mMultiple Airlines
Deal found 15/9C$ 466
Fri 17/106:45 p.m.IAD - YOW
1 stop18h 15mMultiple Airlines
Mon 20/107:00 a.m.YOW - IAD
1 stop3h 16mMultiple Airlines
Deal found 14/9C$ 467
Fri 10/104:20 p.m.IAD - YOW
1 stop4h 14mPorter Airlines
Sun 12/108:35 a.m.YOW - IAD
1 stop6h 31mPorter Airlines
Deal found 14/9C$ 468
Wed 29/106:00 a.m.DCA - YOW
1 stop3h 42mAir Canada
Wed 5/1110:30 a.m.YOW - DCA
Nonstop1h 49mAir Canada
Deal found 14/9C$ 522
Wed 29/1011:05 a.m.DCA - YOW
2 stops13h 37mMultiple Airlines
Wed 5/1110:50 a.m.YOW - DCA
1 stop4h 41mMultiple Airlines
Deal found 14/9C$ 551

Cheapflights Fare Finder

 
Customize your flight search to find flights from District of Columbia 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 629,999 searches. Data last updated 15 September 2025.
Use the filters below to find and compare flights from District of Columbia to Ottawa that are best for you.

Fly from

District of Columbia

Fly to

Ottawa

Route

Depart

Return

Price

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Wed 15/10

4:20 p.m.-8:34 p.m.

1 stop4h 14m

Ottawa

Sat 18/10

9:35 a.m.-3:06 p.m.

1 stop5h 31m

C$ 449

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Thu 9/10

11:35 a.m.-4:34 p.m.

1 stop4h 59m

Ottawa

Sat 18/10

9:35 a.m.-3:06 p.m.

1 stop5h 31m

C$ 450

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Fri 17/10

6:45 p.m.-8:05 a.m.

2 stops13h 20m

Ottawa

Mon 20/10

7:00 a.m.-10:16 a.m.

1 stop3h 16m

C$ 511

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Mon 6/10

6:10 a.m.-5:20 p.m.

2 stops11h 10m

Ottawa

Wed 8/10

11:00 a.m.-3:06 p.m.

1 stop4h 06m

C$ 522

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Wed 29/10

11:05 a.m.-12:42 a.m.

2 stops13h 37m

Ottawa

Wed 5/11

10:50 a.m.-3:31 p.m.

1 stop4h 41m

C$ 551

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Sat 18/10

6:15 a.m.-12:16 p.m.

1 stop6h 01m

Ottawa

Sat 18/10

2:45 p.m.-4:28 p.m.

Nonstop1h 43m

C$ 559

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Fri 10/10

8:16 a.m.-9:58 a.m.

Nonstop1h 42m

Ottawa

Wed 15/10

7:29 p.m.-9:12 p.m.

Nonstop1h 43m

C$ 586

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Thu 6/11

10:12 p.m.-11:54 p.m.

Nonstop1h 42m

Ottawa

Sun 9/11

2:15 p.m.-4:09 p.m.

Nonstop1h 54m

C$ 586

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Fri 17/10

8:16 a.m.-9:58 a.m.

Nonstop1h 42m

Ottawa

Mon 20/10

7:29 p.m.-9:12 p.m.

Nonstop1h 43m

C$ 586

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

Sat 11/10

8:16 a.m.-9:58 a.m.

Nonstop1h 42m

Ottawa

Mon 13/10

9:50 a.m.-11:33 a.m.

Nonstop1h 43m

C$ 586

Flights are sorted by cheapest round-trip flights first.

Deals found on 13/9

Showing 1-10 of 27 results
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Best time to book a flight from District of Columbia to Ottawa

Have a flexible travel schedule? Discover the best time to fly to Ottawa from District of Columbia 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.

Cheapflights Insights

Everything you need to know about your flight from District of Columbia to Ottawa

What is the cheapest month to book a flight from District of Columbia to Ottawa?

Currently, October is the cheapest month in which you can book a flight from District of Columbia to Ottawa (average of C$ 224). Flying from District of Columbia to Ottawa in December is currently the most expensive (average of C$ 326). 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 DC to YOW?

Find hourly flight availability from District of Columbia 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 15 September 2025.

When flying from District of Columbia to Ottawa, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from District of Columbia to Ottawa

Explore weekly flight availability from District of Columbia 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 15 September 2025.

The most flights from USDC 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).

Related info for your journey

Find useful and relevant information for your journey from District of Columbia 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 District of Columbia?

    Located just 10.6 km from the city centre, Ottawa (YOW) is the airport most travelers will use when flying to Ottawa from District of Columbia.

  • How long is the flight from District of Columbia to Ottawa?

    Airlines like Porter Airlines, United Airlines, and Air Canada fly from District of Columbia to Ottawa in about 4h 14m. The time it takes to get you to your destination can typically vary by up to 1h 54m. The distance from District of Columbia to Ottawa is about 723 km. This flight may include one or multiple stops.

  • What are the most reliable airlines from District of Columbia to Ottawa?

    Consider GoJet (75%), Air Canada (75%) or United Airlines (75%) when booking your flight. These represent the most reliable airlines when flying from District of Columbia to Ottawa.

  • Can I find deals for flights from District of Columbia to Ottawa that include hotel bookings?

    Yes. In addition to deals on District of Columbia to Ottawa flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from District of Columbia to Ottawa?

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

  • Can I find deals for business class flights from District of Columbia to Ottawa?

    Yes. Cheapflights offers flight deals from District of Columbia 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 District of Columbia to Ottawa?

    Currently, October is the cheapest month in which you can book a flight from District of Columbia to Ottawa (average of C$ 224). Flying from District of Columbia to Ottawa in December is currently the most expensive (average of C$ 326). 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

Travelling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Brockville
Smiths Falls
Perth
Prescott
Pembroke
Wakefield

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Alternative routes for District of Columbia to Ottawa

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from District of Columbia to Ottawa

Discover the top 2 airlines that operate flights from District of Columbia 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 629,999 searches. Data last updated 15 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 279AverageC$ 563FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Porter AirlinesCheapestC$ 392AverageC$ 481FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights

Fly with Cheapflights

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

How does Cheapflights help users find flights from District of Columbia to Ottawa?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from District of Columbia to Ottawa. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from District of Columbia 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 District of Columbia.

Can Cheapflights find flights from District of Columbia to Ottawa with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from District of Columbia to Ottawa flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from District of Columbia to Ottawa become cheaper?

Yes! Start tracking prices for District of Columbia 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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