Nonstop flights from Washington to Ottawa
United Airlines flies this route 4 times a day.
IADWashington Dulles International
449 mi · 28 flights a week
YOWOttawa International
When they leave
Washington time8:15a10:10pFirst departure 8:15 AM, last 10:10 PM
One morning flight at 8:15 AM, then one afternoon flight at 12:35 PM, then two in the evening, 5:11 PM to 10:10 PM. Every flight runs daily.
Every flight
Earliest first
Schedules last checked Sep 21, 2026. Times are local.
Flying from Washington to Ottawa
United Airlines is the only airline flying nonstop from Washington to Ottawa, 4 times a day on the CRJ 700 and Embraer 175.
The first arrival in Ottawa is at 9:56 AM and the last at 11:54 PM. The flight covers 449 miles.
Flying back, Ottawa to Washington has 28 nonstop flights a week. Ronald Reagan Washington National (DCA) also has nonstop flights to Ottawa, 7 a week.
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Schedules as of Oct 9, 2026.