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District of Columbia

$171+ Cheap flights from Ottawa (YOW) to District of Columbia

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 6/17. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — IAD
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
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Cheap flight deals from Ottawa to District of Columbia

Keep the following information in mind while searching for Ottawa to District of Columbia flight deals. Data was last updated April 30, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$293
(Trip.com)

One-way from

$171
(Trip.com)

Popular in

June

Cheapest in

March

Average price

$328

Good round-trip deal

$330 or less

Good one-way deal

$187 or less
Provider with most accurate pricing for Ottawa-Washington, D.C. (WAS) flight deals.
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Provider most trusted by Cheapflights users for Ottawa-Washington, D.C. (WAS) flights.
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From Ottawa to District of Columbia
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One-way flight from Ottawa to District of Columbia
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Highest demand for flights based on searches. 6% potential increase in price ($22 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Ottawa to District of Columbia.
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Price to beat on a one-way flight from Ottawa to District of Columbia.
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Find flight deals from Ottawa to District of Columbia

Cheapest flights from Ottawa to District of Columbia
Explore the most affordable flight options available from Ottawa to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2025.

This Trip.com deal was found by Cheapflights users on 4/28. 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.
Wed 6/1110:15 amYOW - IAD
1 stop4h 51mPorter Airlines
Mon 6/164:20 pmIAD - YOW
1 stop4h 43mPorter Airlines
Deal found 4/28$293
This United Airlines deal was found by Cheapflights users on 4/28. 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 6/97:29 pmYOW - IAD
Nonstop1h 35mUnited Airlines
Sun 6/158:18 amIAD - YOW
Nonstop1h 40mUnited Airlines
Deal found 4/28$332
This United Airlines deal was found by Cheapflights users on 4/28. 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 6/910:25 amYOW - DCA
Nonstop1h 36mUnited Airlines
Sun 6/1512:55 pmDCA - YOW
Nonstop1h 32mUnited Airlines
Deal found 4/28$332
This Air Canada deal was found by Cheapflights users on 4/27. 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.
Wed 5/147:29 pmYOW - IAD
Nonstop1h 44mAir Canada
Wed 6/41:00 pmIAD - YOW
Nonstop1h 42mAir Canada
Deal found 4/27$335
This United deal was found by Cheapflights users on 4/28. 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.
Wed 6/112:40 pmYOW - IAD
Nonstop1h 35mMultiple Airlines
Mon 6/168:18 amIAD - YOW
Nonstop1h 40mMultiple Airlines
Deal found 4/28$347
This Air Canada deal was found by Cheapflights users on 4/28. 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.
Thu 6/2610:25 amYOW - DCA
Nonstop1h 38mAir Canada
Mon 6/3012:55 pmDCA - YOW
Nonstop1h 32mAir Canada
Deal found 4/28$363
This United deal was found by Cheapflights users on 4/28. 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.
Wed 6/116:12 amYOW - DCA
1 stop4h 15mMultiple Airlines
Mon 6/166:00 amDCA - YOW
1 stop4h 25mMultiple Airlines
Deal found 4/28$368
This FlightHub deal was found by Cheapflights users on 4/27. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/75:55 amYOW - IAD
2 stops16h 59mWestJet
Mon 6/96:00 amIAD - YOW
2 stops18h 22mWestJet
Deal found 4/27$416
This FlightHub deal was found by Cheapflights users on 4/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/15:55 amYOW - DCA
2 stops16h 54mWestJet
Wed 6/41:53 pmDCA - YOW
2 stops10h 29mWestJet
Deal found 4/29$436
This Delta deal was found by Cheapflights users on 4/28. 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.
Thu 7/105:55 amYOW - DCA
2 stops25h 24mDelta
Sun 7/1310:15 amDCA - YOW
2 stops14h 07mDelta
Deal found 4/28$651
This Delta deal was found by Cheapflights users on 4/28. 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.
Tue 6/105:55 amYOW - IAD
2 stops27h 05mDelta
Tue 6/176:00 amIAD - YOW
2 stops18h 22mDelta
Deal found 4/28$808

Cheapflights Fare Finder

Customize your flight search to find flights from Ottawa to District of Columbia 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 April 30, 2025.
Use the filters below to find and compare flights from Ottawa to District of Columbia that are best for you.

Fly from

Ottawa

Fly to

District of Columbia

Route

Depart

Return

Price

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Wed 6/11

10:15 am-3:06 pm

1 stop4h 51m

Washington, D.C. Dulles Intl

Mon 6/16

4:20 pm-9:03 pm

1 stop4h 43m

$293

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Mon 6/9

7:29 pm-9:04 pm

Nonstop1h 35m

Washington, D.C. Dulles Intl

Sun 6/15

8:18 am-9:58 am

Nonstop1h 40m

$332

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Mon 6/9

10:25 am-12:01 pm

Nonstop1h 36m

Washington, D.C. Reagan-National

Sun 6/15

12:55 pm-2:27 pm

Nonstop1h 32m

$332

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Wed 5/14

7:29 pm-9:13 pm

Nonstop1h 44m

Washington, D.C. Dulles Intl

Wed 6/4

1:00 pm-2:42 pm

Nonstop1h 42m

$335

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Wed 6/11

2:40 pm-4:15 pm

Nonstop1h 35m

Washington, D.C. Dulles Intl

Mon 6/16

8:18 am-9:58 am

Nonstop1h 40m

$347

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Wed 6/11

10:25 am-12:01 pm

Nonstop1h 36m

Washington, D.C. Reagan-National

Mon 6/16

12:55 pm-2:27 pm

Nonstop1h 32m

$347

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Thu 6/26

10:25 am-12:03 pm

Nonstop1h 38m

Washington, D.C. Reagan-National

Mon 6/30

12:55 pm-2:27 pm

Nonstop1h 32m

$363

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Sat 6/7

5:55 am-10:54 pm

2 stops16h 59m

Washington, D.C. Dulles Intl

Mon 6/9

6:00 am-12:22 am

2 stops18h 22m

$416

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Sun 6/1

5:55 am-10:49 pm

2 stops16h 54m

Washington, D.C. Reagan-National

Wed 6/4

1:53 pm-12:22 am

2 stops10h 29m

$436

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Thu 7/10

5:55 am-7:19 am

2 stops25h 24m

Washington, D.C. Reagan-National

Sun 7/13

10:15 am-12:22 am

2 stops14h 07m

$651

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 19 results
1
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Best time to book a flight from Ottawa to District of Columbia

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

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

Currently, August is the cheapest month in which you can book a flight from Ottawa to District of Columbia (average of $309). Flying from Ottawa to District of Columbia in June is currently the most expensive (average of $373). 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 YOW to DC?

Find hourly flight availability from Ottawa to District of Columbia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 30, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ottawa to District of Columbia as you normally would.

Weekly flight availability from Ottawa to District of Columbia

Explore weekly flight availability from Ottawa to District of Columbia. 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 April 30, 2025.

The most flights from YOW to USDC are scheduled on a Monday (6 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (1 on average).

Rainfall in District of Columbia by month

Plan your trip to District of Columbia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in District of Columbia ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit District of Columbia when rainfall is around 2.6 in.

Temperature in District of Columbia by month

Plan your trip to District of Columbia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to District of Columbia, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing District of Columbia

Get insights into the airlines that provide service to District of Columbia. 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 District of Columbia. Reviews last updated April 30, 2025.
See what other customers who have flown with Porter Airlines, Delta and United Airlines from Ottawa to District of Columbia have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
285 reviews

Entertainment

7.0

Boarding

8.2

Comfort

8.1

Food

7.6

Crew

8.8

Overall

8.0

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you
Porter Airlines
8.0
Very good
285 reviews
Porter Airlines
8.0
Very good
285 reviews

Entertainment

7.0

Boarding

8.2

Comfort

8.1

Food

7.6

Crew

8.8

Overall

8.0

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you
Delta
8.0
Very good
7,936 reviews
Porter Airlines
8.0
Very good
285 reviews

Entertainment

7.0

Boarding

8.2

Comfort

8.1

Food

7.6

Crew

8.8

Overall

8.0

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you
United Airlines
7.4
Good
8,696 reviews
Porter Airlines
8.0
Very good
285 reviews

Entertainment

7.0

Boarding

8.2

Comfort

8.1

Food

7.6

Crew

8.8

Overall

8.0

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you
WestJet
7.2
Good
2,823 reviews
Porter Airlines
8.0
Very good
285 reviews

Entertainment

7.0

Boarding

8.2

Comfort

8.1

Food

7.6

Crew

8.8

Overall

8.0

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you
Air Canada
7.0
Good
9,242 reviews
Porter Airlines
8.0
Very good
285 reviews

Entertainment

7.0

Boarding

8.2

Comfort

8.1

Food

7.6

Crew

8.8

Overall

8.0

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

Related info for your journey

Find useful and relevant information for your journey from Ottawa to District of Columbia. 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 from for flights from Ottawa to District of Columbia?

    Located just 6.6 mi from the city center, Ottawa (YOW) is the airport most travelers will use when flying to District of Columbia from Ottawa.

  • What are the cheapest airlines to fly from Ottawa to District of Columbia one-way?

    The cheapest airlines for a one-way flight from Ottawa to District of Columbia are Porter Airlines ($171), Air Canada ($188), and United Airlines ($190).

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

    The top 3 most reliable airlines when flying from Ottawa to District of Columbia are Avianca (89%), GoJet (69%) and Air Canada (69%).

  • What are the cheapest flights from Ottawa to District of Columbia?

    The cheapest flight price from Ottawa to District of Columbia is $145. On average you can expect to pay $763. The most popular route, (Ottawa - Washington, D.C. Dulles Intl), can usually be booked for $293.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Ottawa to District of Columbia (average of $309). Flying from Ottawa to District of Columbia in June is currently the most expensive (average of $373). 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 Ottawa to District of Columbia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Ottawa to District of Columbia

Discover the top 3 airlines that operate flights from Ottawa to District of Columbia. 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 April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapest$197Average$335FlexibilityNo cancel feeOn-time52%
United AirlinesCheapest$240Average$465FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$275Average$446FlexibilityNo cancel feeOn-time67%

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