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Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Ottawa to Washington. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
A non-stop flight is the most convenient and comfortable way to fly from Ottawa to Washington, despite the fact that sometimes flights with transfers can cost significantly less.
A direct flight is the easiest way to get to your destination. The following airlines operate non-stop flights from Ottawa to Washington:
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Answers to questions about the route that travelers are most interested in.
We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.
Unable to find information about the schedule of direct flights from
Ottawa — Washington
02/02/2026
Departure
Direct flight
UA3715
starting at $428
Ottawa — Washington
02/18/2026
Departure
Direct flight
UA3619
starting at $267
starting at $168
starting at $149
The route Ottawa — Washington is served by several airlines: United Airlines and Porter Airlines. This gives passengers more freedom in choosing flights. You can consider not only the price but also schedules, baggage policies, and onboard service. Our service compares all offers so you can find tickets from $149 and choose the most convenient option. Thanks to airline competition, you may also find promotional fares or special offers, helping you save even more. Plan your trip in advance and choose the best flights without overpaying.
The cheapest one-way flight from Ottawa to Washington departs on 02/18/2026, is operated by Porter Airlines and costs $149
There is no information about the cheapest roundtrip flight from Ottawa to Washington
Fastest flight from Ottawa to Washington takes 1h 58m
There are direct flights on this route 2 days a week: Mo and We
The distance between Ottawa and Washington is 732km (454 miles). There are 20 direct flights from Ottawa to Washington. Ottawa and Washington are in the same time zone. Flights from Ottawa begin at 9:45 AM. The latest flight from Ottawa departs at 7:30 PM
We couldn't find any special offers for flights from Ottawa to Washington
The cheapest flight ticket from Ottawa to Washington according to data for the last 48 hours costs $149
Often the best time to buy tickets from Ottawa to Washington is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Ottawa to Washington can be found flying in these months: February.
The fastest flights from Ottawa to Washington start from 1 hour 58 minutes in the air.
The following airlines operate direct flights on the route Ottawa — Washington: United Airlines
We carefully collect statistics on the search and pricing of airlines and, based on these data, we make an assumption about future prices. Thus, you can better understand which season is the cheapest to fly from Ottawa to Washington