Cheap flights from Ottawa to Washington, D.C. from $178
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ottawa to Washington, D.C. departing on 7/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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United Airlines flights from Ottawa to Washington, D.C. Reagan-National Airport
Our best United Airlines deals on Ottawa to Washington, D.C. Reagan-National Airport flight tickets
Delta flights from Ottawa to Washington, D.C. Reagan-National Airport
Our best Delta deals on Ottawa to Washington, D.C. Reagan-National Airport flight tickets
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How to get the cheapest flight ticket from Ottawa to Washington, D.C. Reagan-National Airport
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 Washington, D.C. Reagan-National Airport?
The month of March is, on average, the cheapest month to fly to Washington, D.C. Reagan-National Airport from Ottawa, with most prices found around $324. If you aren’t able to travel to Washington, D.C. Reagan-National Airport during the month of March, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $330.
What is the cheapest day to depart on your flight to Washington, D.C. Reagan-National Airport?
The cheapest day to depart from Ottawa to Washington, D.C. Reagan-National Airport is on a Thursday. Travelers who choose to depart for Washington, D.C. Reagan-National Airport on a Thursday will often find tickets for as low as $277. Flights from Ottawa to Washington, D.C. Reagan-National Airport on a Tuesday will generally be more expensive and average around $528. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest Ottawa to Washington, D.C. Reagan-National flight route?
Fly from Ottawa to Washington, D.C. Reagan-National for the best Ottawa - Washington, D.C. Reagan-National flight prices
How far in advance should I book a flight to Washington, D.C. Reagan-National Airport?
You are more likely to see cheaper flights to Washington, D.C. Reagan-National Airport from Ottawa when booking 16 weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Reagan-National Airport for around $376 when searching 16 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Reagan-National Airport from Ottawa for as low as $237 on momondo.
What cabin class options are available on Ottawa to Washington, D.C. Reagan-National flights?
There are 2 cabin classes available to choose from on Ottawa to Washington, D.C. Reagan-National flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
How have Ottawa to Washington, D.C. Reagan-National Airport flight prices changed over time?
How many flights depart from Ottawa to Washington, D.C. Reagan-National Airport on average per day?
1 flights are operational daily from Ottawa to Washington, D.C. Reagan-National Airport as of June 2025. The most popular departure time for this route is 10:00AM, with 100% of flights per day taking off at noon.
How many flights depart from Ottawa to Washington, D.C. Reagan-National Airport on average per week?
As of June 2025, there are 8 flights per week flying from Ottawa to Washington, D.C. Reagan-National Airport. The most common day of the week flights depart is Wed, with 25% of flights taking off on this day.
When to book flights from Ottawa to Washington, D.C. Reagan-National Airport
Cheap Ottawa to Washington, D.C. Reagan-National Airport (YOW to DCA) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Ottawa to Washington, D.C. Reagan-National Airport
How far is Ottawa to Washington, D.C. Reagan-National by plane?
A flight from Ottawa to Washington, D.C. Reagan-National will travel around 458.3 mi. In terms of flight time, this usually takes a little over 1h 38m.
When did momondo last update prices for flights from Ottawa Airport to Washington, D.C. Reagan-National Airport?
Prices for flights from Ottawa Airport to Washington, D.C. Reagan-National Airport were last updated today.
How many operators does momondo search for flights from Ottawa Airport to Washington, D.C. Reagan-National Airport?
The number of operators available for flights from Ottawa Airport to Washington, D.C. Reagan-National Airport is 1 as of June 2025.
How old do you have to be to fly from Ottawa Airport to Washington, D.C. Reagan-National 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 Ottawa Airport to Washington, D.C. Reagan-National Airport.
What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?
The travel and health documents required for your trip to Washington, D.C. Reagan-National Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C. Reagan-National Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Ottawa to Washington, D.C. Reagan-National Airport?
Based on momondo bookings for flights between Ottawa and Washington, D.C. Reagan-National Airport, the leading plane model is Canadair (Bombardier) Regional Jet CRJ-550, making up 49.37% of the total bookings. Other popular models include Canadair (Bombardier) Regional Jet 900 with 33.33%, Embraer 195 E2 with 4.76%, and Boeing 787-9 Dreamliner with 2.01%.
What is the most popular airline from Ottawa to Washington, D.C. Reagan-National Airport?
momondo data reveals that the most frequently booked airline on the route from Ottawa to Washington, D.C. Reagan-National Airport is Air Canada, representing 100% of all bookings.
Best airlines flying from Ottawa to Washington, D.C. Reagan-National Airport
Compare and see reviews for airlines that fly from Ottawa to Washington, D.C. Reagan-National Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $277 | Free Cancellation | Rating 7.1 9,531 reviews |
Air Canada Flights From Ottawa to Washington, D.C. Reagan-National Airport
Air Canada flight deals from Ottawa to Washington, D.C. Reagan-National Airport start from $277 round-trip. Over the 2 Air Canada flights for this route in a normal week, average airfare is usually $407 round-trip - but some users have found much cheaper deals with momondo.
Traveling to a place near Washington, D.C.?
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Why should I use momondo to find a flight deal from Ottawa to Washington, D.C.?
It is quick and easy to find Ottawa to Washington, D.C. flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Washington, D.C. that suits you.
Can I find flights from Ottawa to Washington, D.C. with flexible booking policies on momondo?
Flights from Ottawa to Washington, D.C. with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Ottawa to Washington, D.C.?
momondo provides multiple filters to help you find the best flight to Washington, D.C. from Ottawa. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Ottawa to Washington, D.C. right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Washington, D.C. from Ottawa. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.