Flights Washington → Ottawa
IAD → YOW
How long is the flight from Washington to Ottawa?
The flight from Washington (IAD) to Ottawa (YOW) takes 1h 15m on average. That is the median time recorded across 3 scheduled flights on this leg; the actual time varies by a few minutes with wind, routing and take-off queues.
Route overview
The flight route connects Washington with Ottawa, operating with an Embraer 170 aircraft. The destination airport in Ottawa serves approximately 2,992,334 passengers annually, indicating a significant volume of air traffic.
Your rights on this US flight (DOT)
US flights have no statutory cash compensation for delays. Under the US DOT rules, if your flight is cancelled or significantly changed and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Amenities for controllable delays depend on each airline's contract of carriage.
US flight refund rules & checker →General information, not legal advice.
The Washington (IAD) → Ottawa (YOW) route is operated by Air Canada, United Airlines. Across 41 flights monitored in recent months, 89% arrived on time (within 15 min of schedule), with an average delay of 10 minutes. The cancellation rate is 0.00%. FlightGuard's average computed risk is 18.1/100 (medium), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At Ottawa the average ATFM delay is 3.0 minutes (main cause: atfm). Departing from Washington the average ATFM delay is 5.5 minutes.
Heading to Ottawa: what to expect in this direction
Flying from Washington (IAD) to Ottawa (YOW) heads north for about 724 km, a flight time of roughly 1h 15m.
Departures from Washington on this leg cluster in the morning window: about 34% of IAD-YOW flights take off then.
Air-traffic congestion: departing Washington the average ATFM delay is 5.5 min (atfm); arriving into Ottawa it is 3.0 min (atfm).
Across 41 tracked IAD-YOW flights, 89% left on time with an average delay of 10 min and a 0.0% cancellation rate.
Route facts
Flights on this route
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Airline punctuality on this route
| Airline | On-time | Average delay | Cancellations |
|---|---|---|---|
| United Airlines (UA) | 83% | 5 min | 1.3% |
Airlines operating IAD-YOW
Airports
Frequently asked questions about IAD-YOW
The flight from Washington (IAD) to Ottawa (YOW) takes 1h 15m on average. That is the median time recorded across 3 scheduled flights on this leg; the actual time varies by a few minutes with wind, routing and take-off queues.
On the Washington (IAD) -> Ottawa (YOW) route, on-time performance is 89% with an average delay of 10 minutes, based on 41 tracked flights.
The cancellation rate on Washington-Ottawa is 0.00% across 41 monitored flights.
The route is operated by 2 airlines: Air Canada, United Airlines.
Enter your flight number on FlightGuard for a real-time analysis based on 9 factors: weather at Ottawa, ATC delays, strikes, NOTAMs, fuel, airline punctuality and recent trends.
US flights have no statutory cash compensation for delays. Under US DOT rules, if the airline cancels or significantly changes your flight and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Meals or hotels for controllable delays depend on each airline's contract of carriage.
