Cheap flights from Ottawa, Canada to Washington, D.C., United States

Flights starting at CA$230. Choose between Porter Airlines, Spirit Airlines, or United Airlines to find the best price.

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Book your trip to arrive at Washington Dulles International, Baltimore–Washington International, or Ronald Reagan Washington National. The distance between Ottawa and Washington, D.C. is 729 km. The most popular airlines for this route are Porter Airlines, Spirit Airlines, United Airlines, WestJet, and Frontier Airlines. Ottawa and Washington, D.C. have 234 direct flights per week. When you arrive at Washington, D.C., consider visiting Lincoln Memorial, and National Mall.

Weekly direct flights

Discover the top airlines offering direct flights from Ottawa to Washington, D.C. in the next month. You’ll find the number of daily direct flights per airline in the table.

Weekly direct flights for Sun 10.11 - Sat 16.11

AirlineSun 10.11Mon 11.11Tue 12.11Wed 13.11Thu 14.11Fri 15.11Sat 16.11
5634413
---------------------

Weekly direct flights for Sun 17.11 - Sat 23.11

AirlineSun 17.11Mon 18.11Tue 19.11Wed 20.11Thu 21.11Fri 22.11Sat 23.11
5454533
---------------------

Weekly direct flights for Sun 24.11 - Sat 30.11

AirlineSun 24.11Mon 25.11Tue 26.11Wed 27.11Thu 28.11Fri 29.11Sat 30.11
4444333
---------------------

Weekly direct flights for Sun 01.12 - Sat 07.12

AirlineSun 01.12Mon 02.12Tue 03.12Wed 04.12Thu 05.12Fri 06.12Sat 07.12
4444443
---------------------

Check-in for a flight from Ottawa to Washington, D.C.

NameCarrier codeIATA CodePassport needed during booking
Porter AirlinesPOEPDNo
Spirit AirlinesNKSNKNo
United AirlinesUALUAYes
WestJetWJAWSNo
Frontier AirlinesFFTF9No

Weather in Washington, D.C.

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January5°C-1°C
February8°C0°C
March12°C3°C
April19°C8°C
May23°C13°C
June28°C18°C
July31°C21°C
August30°C20°C
September26°C17°C
October20°C11°C
November13°C4°C
December8°C1°C
Hottest Month
31°C
July
Coldest month
-1°C
January
Sunny days
266
days per year
Snow days
8
days per year

14 day forecast

Wednesday
6 Nov
21°C15°C
13 Nov
18°C12°C
Thursday
7 Nov
82%
24°C17°C
14 Nov
17°C9°C
Friday
8 Nov
21°C16°C
15 Nov
72%
13°C8°C
Saturday
9 Nov
17°C16°C
16 Nov
12°C7°C
Sunday
10 Nov
87%
14°C13°C
17 Nov
12°C5°C
Monday
11 Nov
87%
21°C15°C
18 Nov
14°C4°C
Tuesday
12 Nov
17°C13°C
19 Nov
16°C6°C

Frequently asked questions

How long does it take to travel from Ottawa to Washington, D.C.?
What is the flight distance between Ottawa and Washington, D.C.?
What airlines offer nonstop (direct) flights between Ottawa and Washington, D.C.?
What are the most popular routes to and from Ottawa?
What are the most popular routes to and from Washington, D.C.?
What airports are near Ottawa?
Which airlines fly between Ottawa and Washington, D.C.?
When's the best time to travel between Ottawa and Washington, D.C.?
What flights operate between Ottawa and Washington, D.C.?
How many airports are there near Ottawa?
What time do nonstop (direct) flights between Ottawa and Washington, D.C. depart?
What time do nonstop (direct) flights between Ottawa and Washington, D.C. arrive?
What time do flights between Ottawa and Washington, D.C. depart?
What time do flights between Ottawa and Washington, D.C. arrive?

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