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Cheap flights from Ottawa to District of Columbia from C$ 256

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 17/5. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — IAD
4 May — 11 May1
1 adult

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 29 April 2025.

Round-trip from

C$ 406

One-way from

C$ 256

Popular in

June

Cheapest in

March

Average price

C$ 455

Good round-trip deal

C$ 461 or less

Good one-way deal

C$ 294 or less
Porter Airlines
  • Porter Airlines
  • 11/6-16/6
  • 2 total stops
  • 9h 34m total
  • Ottawa to District of Columbia
Search Deals
Porter Airlines
  • Porter Airlines
  • 17/5
  • 1 total stop
  • 5h 31m total
  • Ottawa to District of Columbia
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (C$ 43 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals
Price to beat on a round-trip flight from Ottawa to District of Columbia.
Search Deals
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 29 April 2025.

Wed 11/610:15 a.m.YOW - IAD
1 stop4h 51mPorter Airlines
Mon 16/64:20 p.m.IAD - YOW
1 stop4h 43mPorter Airlines
Deal found 28/4C$ 406
Mon 9/67:29 p.m.YOW - IAD
Nonstop1h 35mUnited Airlines
Sun 15/68:18 a.m.IAD - YOW
Nonstop1h 40mUnited Airlines
Deal found 28/4C$ 460
Mon 9/610:25 a.m.YOW - DCA
Nonstop1h 36mUnited Airlines
Wed 18/612:55 p.m.DCA - YOW
Nonstop1h 32mUnited Airlines
Deal found 28/4C$ 460
Wed 14/57:29 p.m.YOW - IAD
Nonstop1h 44mAir Canada
Wed 4/61:00 p.m.IAD - YOW
Nonstop1h 42mAir Canada
Deal found 27/4C$ 464
Wed 14/510:25 a.m.YOW - DCA
Nonstop1h 36mAir Canada
Wed 4/612:55 p.m.DCA - YOW
Nonstop1h 32mAir Canada
Deal found 27/4C$ 464
Wed 11/62:40 p.m.YOW - IAD
Nonstop1h 35mMultiple Airlines
Mon 16/68:18 a.m.IAD - YOW
Nonstop1h 40mMultiple Airlines
Deal found 28/4C$ 481
Wed 11/610:25 a.m.YOW - DCA
Nonstop1h 36mMultiple Airlines
Mon 16/612:55 p.m.DCA - YOW
Nonstop1h 32mMultiple Airlines
Deal found 28/4C$ 481
Sat 7/65:55 a.m.YOW - IAD
2 stops16h 59mWestJet
Mon 9/66:00 a.m.IAD - YOW
2 stops18h 22mWestJet
Deal found 27/4C$ 576
Wed 11/65:55 a.m.YOW - DCA
2 stops17h 04mWestJet
Mon 16/66:00 a.m.DCA - YOW
2 stops18h 22mWestJet
Deal found 28/4C$ 625
Tue 27/55:55 a.m.YOW - DCA
2 stops16h 54mDelta
Fri 30/510:10 a.m.DCA - YOW
2 stops14h 12mDelta
Deal found 28/4C$ 899
Tue 10/65:55 a.m.YOW - IAD
2 stops17h 00mDelta
Wed 18/66:00 a.m.IAD - YOW
2 stops18h 22mDelta
Deal found 28/4C$ 1,120

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 629,999 searches. Data last updated 29 April 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 11/6

10:15 a.m.-3:06 p.m.

1 stop4h 51m

Washington, D.C. Dulles Intl

Mon 16/6

4:20 p.m.-9:03 p.m.

1 stop4h 43m

C$ 406

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Mon 9/6

7:29 p.m.-9:04 p.m.

Nonstop1h 35m

Washington, D.C. Dulles Intl

Sun 15/6

8:18 a.m.-9:58 a.m.

Nonstop1h 40m

C$ 460

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Mon 9/6

10:25 a.m.-12:01 p.m.

Nonstop1h 36m

Washington, D.C. Reagan-National

Sat 14/6

12:55 p.m.-2:27 p.m.

Nonstop1h 32m

C$ 460

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Wed 14/5

7:29 p.m.-9:13 p.m.

Nonstop1h 44m

Washington, D.C. Dulles Intl

Wed 4/6

1:00 p.m.-2:42 p.m.

Nonstop1h 42m

C$ 464

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Wed 14/5

10:25 a.m.-12:01 p.m.

Nonstop1h 36m

Washington, D.C. Reagan-National

Wed 4/6

12:55 p.m.-2:27 p.m.

Nonstop1h 32m

C$ 464

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Wed 11/6

2:40 p.m.-4:15 p.m.

Nonstop1h 35m

Washington, D.C. Dulles Intl

Mon 16/6

8:18 a.m.-9:58 a.m.

Nonstop1h 40m

C$ 481

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Wed 11/6

10:25 a.m.-12:01 p.m.

Nonstop1h 36m

Washington, D.C. Reagan-National

Mon 16/6

12:55 p.m.-2:27 p.m.

Nonstop1h 32m

C$ 481

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Sat 7/6

5:55 a.m.-10:54 p.m.

2 stops16h 59m

Washington, D.C. Dulles Intl

Mon 9/6

6:00 a.m.-12:22 a.m.

2 stops18h 22m

C$ 576

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Wed 11/6

5:55 a.m.-10:59 p.m.

2 stops17h 04m

Washington, D.C. Reagan-National

Mon 16/6

6:00 a.m.-12:22 a.m.

2 stops18h 22m

C$ 625

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Tue 27/5

5:55 a.m.-10:49 p.m.

2 stops16h 54m

Washington, D.C. Reagan-National

Fri 30/5

10:10 a.m.-12:22 a.m.

2 stops14h 12m

C$ 899

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/4

Showing 1-10 of 18 results
1
2

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, February is the cheapest month in which you can book a flight from Ottawa to District of Columbia (average of C$ 256). Flying from Ottawa to District of Columbia in October is currently the most expensive (average of C$ 352). 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 29 April 2025.

When flying from Ottawa to District of Columbia, 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 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 29 April 2025.

The most flights from YOW to USDC are scheduled on a Saturday (7 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (6 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 66.0 - 102.0 mm per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit District of Columbia when rainfall is around 66.0 mm.

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 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

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 29 April 2025.
Read through reviews of airlines operating flights from Ottawa to District of Columbia, such as Porter Airlines, Delta and United Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
285 reviews
Check prices

Boarding

8.2

Comfort

8.1

Crew

8.8

Entertainment

7.0

Food

7.6

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
Check prices

Boarding

8.2

Comfort

8.1

Crew

8.8

Entertainment

7.0

Food

7.6

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
7,929 reviews
Porter Airlines
8.0
Very good
285 reviews
Check prices

Boarding

8.2

Comfort

8.1

Crew

8.8

Entertainment

7.0

Food

7.6

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
Check prices

Boarding

8.2

Comfort

8.1

Crew

8.8

Entertainment

7.0

Food

7.6

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
Check prices

Boarding

8.2

Comfort

8.1

Crew

8.8

Entertainment

7.0

Food

7.6

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
9,240 reviews
Porter Airlines
8.0
Very good
285 reviews
Check prices

Boarding

8.2

Comfort

8.1

Crew

8.8

Entertainment

7.0

Food

7.6

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?

    If you book a flight to District of Columbia from Ottawa, you will be flying from Ottawa, which is the city’s only airport. Ottawa (YOW) is located 10.6 km from the centre of Ottawa.

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

    To fly one-way, consider booking your trip with Porter Airlines, which is currently one of the cheapest options available, starting at C$ 256. United Airlines flights start at C$ 277 while deals on Air Canada start at C$ 290 one-way.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Ottawa to District of Columbia on time: Avianca (89%), GoJet (69%), Air Canada (69%).

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

    Looking at all options, your cheapest flight can be booked for C$ 231. While the most popular route (Ottawa - Washington, D.C. Dulles Intl) can be booked for C$ 406 on average our data indicates C$ 877 when flying from Ottawa to District of Columbia.

  • 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, February is the cheapest month in which you can book a flight from Ottawa to District of Columbia (average of C$ 256). Flying from Ottawa to District of Columbia in October is currently the most expensive (average of C$ 352). 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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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 629,999 searches. Data last updated 29 April 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 207AverageC$ 775FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 297AverageC$ 542FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Porter AirlinesCheapestC$ 356AverageC$ 426FlexibilityNo 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 Ottawa to District of Columbia?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ottawa to District of Columbia. 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 Ottawa to District of Columbia?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Ottawa to District of Columbia for you. Better yet — we are completely free to use.

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

Certainly. Search results for flights to District of Columbia from Ottawa shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to District of Columbia from Ottawa today and book when prices fit your budget.

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