Cheap flights from Ottawa to Washington, D.C.

Flights starting at $237. Choose between Porter Airlines, United Airlines, or Air Canada to find the best price.

Make your travel wishlist, we'll do the rest
Hidden deals

Kiwi-Code uncovers prices airlines don't want you to see.

Effortless booking

Use our flexible filters to tailor your search.

Travel hacking

Look out for the travel hack star icon for even cheaper fares.

Tips to know when travelling to Washington, D.C.

Round trips

Ottawa YOWWashington, D.C. IAD

United Airlines

$445

Updated:

One-way trips

Ottawa YOWWashington, D.C. IAD

Air Canada

$244

Updated:

725 km
Distance
Duration
Mailbox
Receive exclusive deals by email

By subscribing you agree to receive offers according to the conditions described in our Privacy Policy.

Travelers usually depart from Ottawa Macdonald–Cartier International, Ottawa Train Station, or Ottawa-Fallowfield Train station when they travel from Ottawa to Washington, D.C.. Book your trip to arrive at Baltimore–Washington International, Washington Dulles International, Ronald Reagan Washington National, Washington, DC - Union Station, or Washington DC - Parking Convention Center DC. The distance between Ottawa and Washington, D.C. is 725 km. The most popular airlines for this route are Porter Airlines, United Airlines, Air Canada, Delta Air Lines, and Spirit Airlines. Ottawa and Washington, D.C. have 401 direct flights per week. When you arrive at Washington, D.C., consider visiting Lincoln Memorial, Independence National Historical Park, PA, USA, and National Mall.

Weekly direct flights

MondaysTuesdaysWednesdaysThursdaysFridaysSaturdaysSundays
Direct flights3333533
Fly direct with

Air Canada on Mondays, Tuesdays, Wednesdays, Thursdays, Fridays, Saturdays, and Sundays.

United Airlines on Mondays, Tuesdays, Wednesdays, Thursdays, Fridays, Saturdays, and Sundays.

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

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
Porter AirlinesPOEPDYes0
0
United AirlinesUALUAYesNo
Air CanadaACAACYesNo
Delta Air LinesDALDLYesOpens 24 days before flight
Closes 1 hours before flight
Spirit AirlinesNKSNKNoOpens 24 days before flight
Closes 1 hours before flight

United States COVID-19 travel restrictions

Your trip summary

Most travellers from Ottawa, YOW can enter Baltimore, BWI, but there are restrictions.

Departure

Visa requirements
  • Visa is not required
Forms and documents
  • Mandatory proof of COVID-19 vaccination for United States
  • Proof of negative pre-departure COVID-19 test results or recovery certificate may be required
  • Mandatory travel attestation form
  • Travel attestation form may be required for travellers with certain travel history

Return

Travel restrictions
  • Travel is allowed
  • Proof of negative pre-departure COVID-19 test results is not required
  • Quarantine is not required
Visa requirements
  • Visa is not required

Information is provided as guidance only and accurate at the time of publishing. Always check government websites and airline materials before booking and traveling.

Learn more about COVID-19 restrictions in United States in our dedicated Stories article.

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 1.9 hours.
What is the flight distance between Ottawa and Washington, D.C.?
The flight distance between Ottawa and Washington, D.C. is 725 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, United Airlines.
What are the most popular routes to and from Ottawa?
Travelers frequently search for route combinations, such as Ottawa and New York, Orlando, Las Vegas, Denver, Chicago, Miami, Los Angeles, Atlanta, Mexico City, Bogotá, Dallas, Phoenix, Philadelphia, San Francisco, Cancún, Houston, San Juan, Dhaka, Fort Lauderdale, London.
What are the most popular routes to and from Washington, D.C.?
Travelers frequently search for route combinations, such as Washington, D.C. and Toronto, Montreal, Vancouver, Calgary, Winnipeg, Edmonton, Kelowna, Quebec City, Victoria, Saskatoon.
Which airports are there in Ottawa?
Ottawa is mainly served by Ottawa Macdonald–Cartier International. But there are other airports nearby, including Ottawa / Rockcliffe Airport.
What airports are near Ottawa?
The main airport in Ottawa is Ottawa Macdonald–Cartier International. It is also served by Syracuse Hancock International, Montréal–Pierre Elliott Trudeau International, Plattsburgh International, Ogdensburg International, Massena International, Adirondack Regional, Montreal Saint-Hubert Longueuil, Mont Tremblant International, Watertown International.
What airports are near Washington, D.C.?
The main airport in Washington, D.C. is Baltimore–Washington International. It is also served by Philadelphia International, Richmond International, Norfolk International, Trenton–Mercer, Harrisburg International, Lehigh Valley International, Atlantic City International, Lancaster, Shenandoah Valley Regional, Altoona–Blair County.
Is it possible to combine flights, buses, and trains in one itinerary when traveling between Ottawa and Washington, D.C.?
Yes, it's possible to combine different modes of transport between Ottawa and Washington, D.C. thanks to our Virtual Interlining technology. Making use of not only flights but also trains and buses between Ottawa and Washington, D.C. can give rise to new adventures. Read more about how Virtual Interlining works on Kiwi.com Stories.
What is Virtual Interlining and how do I use it?
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?
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 A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.

Search flightsSearch direct flights

Airports near Ottawa

  • Montréal–Pierre Elliott Trudeau International
  • Syracuse Hancock International
  • Plattsburgh International
  • Ottawa Macdonald–Cartier International
  • Ogdensburg International
  • Burlington International
  • Adirondack Regional
  • Massena International
  • Montreal Saint-Hubert Longueuil
  • Watertown International

Airports near Washington, D.C.

Find the best connection from Ottawa to Washington, D.C.

Search, compare, and book flights, trains, or buses to get there.

Search flights, trains & buses

Kiwi.com: the best free travel app for Android and iPhone

Find out more about the Kiwi.com app on kiwi.com/mobile . With our app you can search for the best plane, train and bus connections. The Kiwi.com mobile app offers cheap flights, access to hidden features, travel hacks and special offers.

Search cheap flights

Simplified planning and booking

Travel deals built for you

Kiwi.com travel hacks


We hack the system,
you fly for less