Cheap flights from Ottawa to Washington, D.C. from £170

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1 stop
Fri, Nov 20
Ottawa YOWWashington, D.C. DCA
£170
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Direct
Sat, Nov 21
Ottawa YOWWashington, D.C. DCA
£172
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1 stop
Fri, Nov 20
Ottawa YOWWashington, D.C. DCA
£172
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1 stop
Tue, Nov 17
Ottawa YOWWashington, D.C. DCA
£172
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Direct
Mon, Nov 16
Ottawa YOWWashington, D.C. DCA
£174
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1 stop
Tue, Nov 17 – Thu, Nov 19
Ottawa YOWWashington, D.C. DCA
£228
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1 stop
Thu, Nov 19 – Sun, Nov 22
Ottawa YOWWashington, D.C. DCA
£228
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Direct
Mon, Nov 16 – Thu, Nov 19
Ottawa YOWWashington, D.C. DCA
£277
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Direct
Mon, Nov 16 – Wed, Nov 18
Ottawa YOWWashington, D.C. DCA
£292
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Direct
Thu, Nov 19 – Sun, Nov 22
Ottawa YOWWashington, D.C. DCA
£292
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Direct
Wed, Nov 18 – Sat, Nov 21
Ottawa YOWWashington, D.C. DCA
£292
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How much do flights to Washington, D.C. cost?

Cheapest one-way trip

£170

Cheapest nonstop round-trip

£294

Cheapest round-trip

£228

Average round-trip

£356

Nonstop flights in November

£198 – £210

Getting from Washington, D.C. airports to the city center

Fastest options: Metro from DCA. Best value: Metro and bus services from all airports.

Washington, D.C. is served by three major airports, each offering various airport transfers to city center destinations. Ronald Reagan Washington National Airport (DCA) is the closest, located just 6 km south of downtown across the Potomac River. Washington Dulles International Airport (IAD) lies 42 km west of the city center in Virginia. Baltimore/Washington International Thurgood Marshall Airport (BWI) is 50 km northeast in Maryland. Transport options include Metro rail, commuter trains, express buses, taxis, ride-hailing services, and private transfers. Journey times and costs vary depending on the airport, time of day, and traffic conditions.

How to get from Ronald Reagan Washington National Airport (DCA) to Washington, D.C.?

Transport Option

Typical Time

Typical Cost

Frequency

Best For

15-20 min

$2 – $6; varies by destination and time of day

every 8–12 min (traffic dependent)

fastest and most affordable

15-30 min

$15 – $25; metered; varies by traffic

on-demand 24/7 (traffic dependent)

door-to-door convenience

How to get from Washington Dulles International Airport (IAD) to Washington, D.C.?

Transport Option

Typical Time

Typical Cost

Frequency

Best For

45-60 min

$6; flat fare to downtown

every 8–15 min (traffic dependent)

budget travelers

20-30 min

$5; to Wiehle-Reston East Metro

every 20 min (traffic dependent)

connecting to Metro

45-75 min

$65 – $85; metered; varies by traffic

on-demand 24/7 (traffic dependent)

groups with luggage

How to get from Baltimore/Washington International Thurgood Marshall Airport (BWI) to Washington, D.C.?

Transport Option

Typical Time

Typical Cost

Frequency

Best For

35-45 min

$8; one-way fare

hourly weekdays (traffic dependent)

commuters to Union Station

30-40 min

$15 – $50; varies by train type and booking time

multiple daily (traffic dependent)

comfort and speed

50-90 min

$90 – $110; metered; varies by traffic

on-demand 24/7 (traffic dependent)

late night arrivals

Notes:

  • Prices in USD; table created in 2025 and subject to change.
  • Metro fares vary by distance and time of day; use SmarTrip card for best rates.
  • MARC trains operate primarily on weekdays with limited weekend service.
  • Taxi and ride-hailing prices vary with demand and traffic conditions.
  • We recommend checking official transport websites for your travel planning.

Updated: December 2025

Key info about flying to Washington, D.C.

Depart from
Ottawa Macdonald–Cartier International
Arrive to
Washington Dulles International
Average flights per week
400
Flight distance
729 km
Worth visiting
Lincoln Memorial - 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 chart.

AirlineMon 02.11Tue 03.11Wed 04.11Thu 05.11Fri 06.11Sat 07.11Sun 08.11
Air Canada
------11111
Weekly flights: 5 totalDaily flights: 0.71 averageMost flights: Wednesday 1 flights
AirlineMon 09.11Tue 10.11Wed 11.11Thu 12.11Fri 13.11Sat 14.11Sun 15.11
Air Canada
1111111
Weekly flights: 7 totalDaily flights: 1 averageMost flights: Monday 1 flights
AirlineMon 16.11Tue 17.11Wed 18.11Thu 19.11Fri 20.11Sat 21.11Sun 22.11
Air Canada
1------1111
Weekly flights: 5 totalDaily flights: 0.71 averageMost flights: Monday 1 flights
AirlineMon 23.11Tue 24.11Wed 25.11Thu 26.11Fri 27.11Sat 28.11Sun 29.11
Air Canada
1111111
Weekly flights: 7 totalDaily flights: 1 averageMost flights: Monday 1 flights

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

NameCarrier codeIATA CodePassport needed during booking
Air CanadaACAACYes
Porter AirlinesPOEPDNo
Frontier AirlinesFFTF9No
JetBlue AirwaysJBUB6No
WestJetWJAWSNo

Online check-in is not available for these airlines.

Weather in Washington, D.C.

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January5°C-2°C
February7°C0°C
March13°C3°C
April19°C8°C
May23°C13°C
June29°C18°C
July32°C21°C
August30°C20°C
September26°C17°C
October20°C11°C
November13°C5°C
December8°C1°C
Hottest Month
32°C
July
Coldest month
-2°C
January
Sunny days
266
days per year
Snow days
8
days per year

14 day forecast

Sunday
1 Nov
18°C9°C
8 Nov
36%
16°C9°C
Monday
2 Nov
18°C9°C
9 Nov
17%
15°C8°C
Tuesday
3 Nov
22°C8°C
10 Nov
75%
13°C10°C
Wednesday
4 Nov
23°C11°C
11 Nov
80%
17°C10°C
Thursday
5 Nov
78%
22°C14°C
12 Nov
24%
12°C8°C
Friday
6 Nov
90%
21°C15°C
13 Nov
59%
10°C6°C
Saturday
7 Nov
53%
20°C12°C
14 Nov
86%
12°C6°C
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 Air Canada, Porter Airlines, Frontier Airlines, JetBlue Airways, and WestJet. Ottawa and Washington, D.C. have 400 direct flights per week. When you arrive at Washington, D.C., consider visiting Lincoln Memorial, and National Mall.

Frequently asked questions

How long does it take to travel from Ottawa to Washington, D.C.?

A one-way nonstop (direct) flight between Ottawa and Washington, D.C. takes around 1.8 hours.

What is the flight distance between Ottawa and Washington, D.C.?

The flight distance between Ottawa and Washington, D.C. is 729 km.

What airlines offer nonstop (direct) flights between Ottawa and Washington, D.C.?

Several carriers operate flights between Ottawa and Washington, D.C.. Airlines offering nonstop (direct) flights include Air Canada.

What are the most popular routes to and from Ottawa?

Travelers frequently search for route combinations, such as Ottawa and Calgary, Vancouver, Edmonton, Toronto, Winnipeg, Kelowna, New York, London, Manchester, Atlanta, Fort Lauderdale, Iqaluit, Houston, Orlando, Halifax, Dallas, New Orleans, Tampa, Mexico City, Myrtle Beach.

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

Travelers frequently search for route combinations, such as Washington, D.C. and London, Manchester, Atlanta, Los Angeles, Orlando, Edinburgh, Glasgow, Mexico City, Dallas, Aberdeen, Tampa, Toronto, San Francisco, Denver, Boston, Houston, San Salvador, Lima, Miami, Las Vegas.

What airports are near Ottawa?

The main airport in Ottawa is Ottawa Macdonald–Cartier International. It is also served by Montréal–Pierre Elliott Trudeau International, Syracuse Hancock International, Montreal Saint-Hubert Longueuil, Ogdensburg International, Plattsburgh International, Massena International, Adirondack Regional, Watertown International.

What airports are near Washington, D.C.?

The main airport in Washington, D.C. is Washington Dulles International. It is also served by Philadelphia International, Norfolk International, Richmond International, Atlantic City International, Lehigh Valley International, Trenton–Mercer, Harrisburg International, Salisbury–Ocean City–Wicomico Regional, Lancaster, Hagerstown Regional.

Which airlines fly between Ottawa and Washington, D.C.?

Currently, you can fly between Ottawa and Washington, D.C. with Air Canada, Porter Airlines, Frontier Airlines, JetBlue Airways, WestJet.

When’s the best time to travel between Ottawa and Washington, D.C.?

If you don’t have specific dates for your trip between Ottawa and Washington, D.C., you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.

What flights operate between Ottawa and Washington, D.C.?

How many airports are there near Ottawa?

How many airports are there near Washington, D.C.?

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?

Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any origin and destination in the world by plane. Find the cheapest routes and best deals, as well as the best dates to travel.

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