Washington (DCA) to Ottawa (YOW) flights
One airline flies nonstop from Washington (DCA) to Ottawa (YOW): Air Canada. The two airports are 452 miles (728 km) apart. Air Canada is in Star Alliance. There are also 5 ways to fly it with one stop, through New York, Montreal and Toronto and more.
Airlines flying nonstop from DCA to YOW
- Air CanadaStar Alliance · bookable with 12 programsWho books it
Book DCA to YOW with points
Loyalty programs that can book at least one of the nonstop airlines, from the Award Booking Guide.
- Air Canada AeroplanBooks Air Canada
- Air New Zealand AirpointsBooks Air Canada
- ANA Mileage ClubBooks Air Canada
- Avianca LifeMilesBooks Air Canada
- Emirates SkywardsBooks Air Canada
- EVA Air Infinity MileageLandsBooks Air Canada
- Lufthansa Miles & MoreBooks Air Canada
- Singapore Airlines KrisFlyerBooks Air Canada
- TAP Miles&GoBooks Air Canada
- Thai Royal Orchid PlusBooks Air Canada
- Turkish Airlines Miles&SmilesBooks Air Canada
- United MileagePlusBooks Air Canada
DCA to YOW with one stop
5 connections, most direct first. 2-stop routings and flight times are in Routes with Pro.
- Via New York (EWR)United Airlines the whole way
- Via Montreal (YUL)Air Canada the whole way
PP - Via Toronto (YYZ)Air Canada the whole way
- Via Boston (BOS)American Airlines, JetBlue Airways and 1 more, then Porter Airlines
- Via Chicago (ORD)United Airlines the whole way
DCA to YOW: common questions
Which airlines fly nonstop from DCA to YOW?
Air Canada (Star Alliance) flies nonstop from Washington (DCA) to Ottawa (YOW).
How far is Washington from Ottawa by plane?
Washington (DCA) and Ottawa (YOW) are 452 miles (728 km) apart along the great circle, the shortest path a flight can take. Connections add distance on top.
Which points programs can book DCA to YOW award flights?
12 programs can book at least one of the nonstop airlines: Air Canada Aeroplan, Air New Zealand Airpoints, ANA Mileage Club, Avianca LifeMiles, Emirates Skywards, EVA Air Infinity MileageLands, Lufthansa Miles & More, Singapore Airlines KrisFlyer and 4 more. Which flights each can book depends on its partners, so check the airline before you transfer points.
How many miles does DCA to YOW cost?
It depends on the program: each prices the route from its own chart or dynamically. The Award Flight Pricer compares 30+ programs for DCA to YOW with taxes and fees.
Where can I connect between Washington and Ottawa?
The most direct connections are through New York (EWR), Montreal (YUL), Toronto (YYZ), Boston (BOS) and Chicago (ORD). On 4 of them the same airline flies both flights, for example United Airlines through New York.
More routes
Routes are scheduled nonstop flights. The route data is refreshed monthly; this list was last checked November 11, 2026. Seasonal routes and new launches can be missing or end early, so confirm with the airline before you book. Distances are great-circle, the shortest path between the two airports.