Cheap flights from Washington to Ottawa from $119
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Ottawa departing on 8/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Washington to Ottawa
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Air Canada flights from State of Washington to Ottawa
Our best Air Canada deals on State of Washington to Ottawa flight tickets
United Airlines flights from State of Washington to Ottawa
Our best United Airlines deals on State of Washington to Ottawa flight tickets
See travel insights to Ottawa from
How to get the cheapest flight ticket from State of Washington to Ottawa
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Ottawa?
In general, September is the cheapest month to fly from State of Washington to Ottawa. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $409. The month of November is another great option to travel to Ottawa, with average flight prices from State of Washington averaging around $439.
What is the cheapest day to depart on your flight to Ottawa?
The cheapest day to depart from State of Washington to Ottawa is on a Thursday. Travelers who choose to depart for Ottawa on a Thursday will often find tickets for as low as $461. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Ottawa on Sunday is $627.
What is the cheapest time of day to depart on your flight to Ottawa?
In the afternoon is the cheapest time of day to fly from State of Washington to Ottawa when you can find flight prices for as low as $384. Flying to Ottawa in the afternoon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $559 on average. Flights to Ottawa from State of Washington in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.
How far in advance should I book a flight to Ottawa?
You are more likely to see cheaper flights to Ottawa from State of Washington when booking 26 weeks ahead of your departure date. In general, you can expect to find flights to Ottawa for around $541 when searching 26 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ottawa from State of Washington for as low as $268 on momondo.
What is the cheapest airline that flies from Washington to Ottawa?
WestJet, Air Canada, and United Airlines are the most popular carriers operating from Washington to Ottawa
What airlines fly to Ottawa?
Air Canada, United Airlines and WestJet are the top three most popular airlines that fly to Ottawa from State of Washington according to our data. Air Canada is the first choice among our users, with 70% of people opting to fly with this airline when traveling to Ottawa. Keep in mind that there are 5 different airlines that fly to Ottawa on a routine basis, so you have a few additional options to choose from.
Cheap State of Washington to Ottawa flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from State of Washington to Ottawa
When did momondo last update prices for flights from Washington to Ottawa Airport?
Prices for flights from Washington to Ottawa Airport refresh daily.
How many operators does momondo search for flights from Washington to Ottawa Airport?
As of April 2025, there are 3 operators available to choose from for flights from Washington to Ottawa Airport.
How old do you have to be to fly from Washington to Ottawa Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington to Ottawa Airport.
What documentation or ID do you need to fly to Ottawa Airport?
The travel and health documents you'll need for your trip to Ottawa Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ottawa Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
Best airlines flying from State of Washington to Ottawa
Compare and see reviews for airlines that fly from State of Washington to Ottawa with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $256 | Free Cancellation | Rating 7.0 9,198 reviews | |||
| PriceFrom $282 | Free Cancellation | Rating 7.4 8,685 reviews | |||
| PriceFrom $298 | Free Cancellation | Rating 7.2 2,816 reviews |
Traveling to a place near Ottawa?
Book flights to Ottawa if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Washington to Ottawa?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington to Ottawa. momondo saves you time and could save you money on your trip.
Can I find flights from Washington to Ottawa with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Washington to Ottawa flights to just show those with flexible booking policies.
How can momondo help me find flights from Washington to Ottawa?
momondo helps you find the best flight between Washington and Ottawa by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from Washington to Ottawa right now. Can momondo alert me if prices change?
Price alerts on flights to Ottawa from Washington are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.