CA $288 Cheap Flights from Ottawa (YOW) to Washington (DCA)

View CA $288 flight on Mon, Jul 13, 2026Opens in a new window

Popular airlines from Ottawa International Airport (YOW) to Ronald Reagan National Airport (DCA)

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Cheap flights from Ottawa (YOW) to Washington (DCA)

Prices were available within the past 7 days and start at CA $288 for one-way flights and CA $502 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Wed, Aug 5 - Sat, Aug 22
YOW
Ottawa
DCA
Washington
CA $502 Roundtrip, found 5 days ago
CA $502
Roundtrip
found 5 days ago
Select Air Canada flight, departing Wed, Aug 5 from Ottawa to Washington, returning Sat, Aug 22, priced at CA $502 found 5 days ago
Air Canada
Mon, Aug 3 - Fri, Aug 7
YOW
Ottawa
DCA
Washington
CA $505 Roundtrip, found 1 day ago
CA $505
Roundtrip
found 1 day ago
Select Air Canada flight, departing Mon, Aug 3 from Ottawa to Washington, returning Fri, Aug 7, priced at CA $505 found 1 day ago
Air Canada
Wed, Aug 5 - Sat, Aug 22
YOW
Ottawa
DCA
Washington
CA $507 Roundtrip, found 5 days ago
CA $507
Roundtrip
found 5 days ago
Select Air Canada flight, departing Wed, Aug 5 from Ottawa to Washington, returning Sat, Aug 22, priced at CA $507 found 5 days ago
Air Canada
Mon, Jul 13 - Fri, Jul 17
YOW
Ottawa
DCA
Washington
CA $507 Roundtrip, just found
CA $507
Roundtrip
just found
Select Air Canada flight, departing Mon, Jul 13 from Ottawa to Washington, returning Fri, Jul 17, priced at CA $507 just found
Air Canada
Sat, Jul 11 - Fri, Jul 17
YOW
Ottawa
DCA
Washington
CA $508 Roundtrip, found 1 day ago
CA $508
Roundtrip
found 1 day ago
Select Air Canada flight, departing Sat, Jul 11 from Ottawa to Washington, returning Fri, Jul 17, priced at CA $508 found 1 day ago
Air Canada
Fri, Aug 21 - Mon, Aug 24
YOW
Ottawa
DCA
Washington
CA $510 Roundtrip, found 3 hours ago
CA $510
Roundtrip
found 3 hours ago
Select Air Canada flight, departing Fri, Aug 21 from Ottawa to Washington, returning Mon, Aug 24, priced at CA $510 found 3 hours ago
American Airlines
Sat, Oct 24 - Mon, Oct 26
YOW
Ottawa
DCA
Washington
CA $588 Roundtrip, found 3 days ago
CA $588
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sat, Oct 24 from Ottawa to Washington, returning Mon, Oct 26, priced at CA $588 found 3 days ago
United
Tue, Jun 23 - Mon, Jun 29
YOW
Ottawa
DCA
Washington
CA $604 Roundtrip, found 2 days ago
CA $604
Roundtrip
found 2 days ago
Select United flight, departing Tue, Jun 23 from Ottawa to Washington, returning Mon, Jun 29, priced at CA $604 found 2 days ago
Porter Airlines
Fri, Jun 26 - Tue, Jul 7
YOW
Ottawa
DCA
Washington
CA $777 Roundtrip, found 16 hours ago
CA $777
Roundtrip
found 16 hours ago
Select Porter Airlines flight, departing Fri, Jun 26 from Ottawa to Washington, returning Tue, Jul 7, priced at CA $777 found 16 hours ago
WestJet
Sat, Sep 26 - Sun, Sep 27
YOW
Ottawa
DCA
Washington
CA $1,527 Roundtrip, found 2 hours ago
CA $1,527
Roundtrip
found 2 hours ago
Select WestJet flight, departing Sat, Sep 26 from Ottawa to Washington, returning Sun, Sep 27, priced at CA $1,527 found 2 hours ago

Alternative airports near Washington

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Baltimore Washington Intl. Thurgood Marshall BWI. Average driving time to city centre is 40 minutes. Flights from CA $1,009
BWI
Baltimore Washington Intl. Thurgood Marshall
Average driving time to city centre40 min
Flights from CA $1,009
Select flight to Washington Dulles Intl. IAD. Cheapest option available. Average driving time to city centre is 36 minutes. Flights from CA $580
IAD
Washington Dulles Intl.
Cheapest
Average driving time to city centre36 min
Flights from CA $580

Frequently asked questions

What is the cheapest month to fly from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
January is typically the cheapest month to fly from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Washington, DC (DCA-Ronald Reagan Washington National), with average return fares of approximately £281. This is about 11% lower than the average price throughout the year. January often sees lower prices because it falls after the busy holiday season, when travel demand tends to decrease. Other cheap months to fly from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) include February and May.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
Enter YOW to DCA and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
To find a cheap flight from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Washington, DC (DCA-Ronald Reagan Washington National), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
The best airline to fly with from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) will differ from traveller to traveller. If you like to fly early, AC offers early morning flights. If price is the most important factor, AC typically offers the lowest fares. AC offers the most daily flights from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Washington, DC (DCA-Ronald Reagan Washington National), which is brilliant if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
When planning your trip from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Washington, DC (DCA-Ronald Reagan Washington National), you'll find the cheapest months to fly are typically January and February, with average return flights around £281. However, June is the most popular month for this route, meaning there are plenty of flight options available, though prices might be higher. To get the best value, consider flying in January or February when demand is lower, giving you a good chance to find more affordable fares.*Prices based on flights available on Expedia in the last year.
How many flights per day from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
There are approximately 25 connecting flights per day from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Washington, DC (DCA-Ronald Reagan Washington National). Some common connection points include Pearson Intl. (YYZ), O'Hare Intl. (ORD), and Liberty Intl. (EWR).
What is the earliest flight from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
The earliest flight from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) typically departs at approximately 5:00 AM local time, operated by Air Canada. This is a seasonal service active in February. An early departure like this can help maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
You'll typically find the most flights from Ottawa Macdonald-Cartier Intl. (YOW) to Washington Ronald Reagan Washington National (DCA) on a Friday, with around 25 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Air Canada, United Airlines, and Porter Airlines. Flight schedules are consistent throughout the week.
What are the most popular departure times for flights from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
The most popular departure times for flights from Ottawa Macdonald-Cartier Intl. (YOW) to Washington Ronald Reagan Washington National (DCA) are in the morning, between 9am and 12pm. This accounts for around 32% of total traffic. Many major carriers, including Air Canada and United Airlines, offer flights during this window. Many travellers prefer these times as they allow for a productive morning in Ottawa before flying, and an afternoon arrival in Washington, D.C.
How long does it take to fly from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
Flying nonstop from YOW to DCA takes around 1 hour 30 minutes, with the route covering approximately 453 miles. Flights with a layover typically take 3 hours longer than direct options. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
Select the "Business class" and "First class" filters when looking for YOW to DCA flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) flight with Expedia?
It's easy to earn miles on a Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Washington from Macdonald-Cartier Intl. (YOW)?
When traveling from Macdonald-Cartier Intl. (YOW) to Washington, you can fly into Ronald Reagan Washington National (DCA) and Washington Dulles Intl. (IAD). Some flights may connect through major hubs like Pearson Intl. (YYZ), Billy Bishop Toronto City (YTZ), Liberty Intl. (EWR) before reaching Washington. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) at the last minute?
Typically, booking a last minute flight from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) flight and hotel package?
Securing a Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
If you booked your Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Macdonald-Cartier Intl.
Destination airport
Ronald Reagan Washington National
Roundtrip price
CA $502
Distance
724 km
Average flight time
1 hour 36 mins

Book with confidence

Ottawa to Washington Flights

The easy way to book your flights from Ottawa to Washington 

With Expedia, it’s simple to find and book flights to Washington from Ottawa whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Ronald Reagan Washington National, too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Ottawa to Washington today, tomorrow, or this week.  

 

Save dollars with cheap flights from Macdonald-Cartier Intl., YOW to Ronald Reagan Washington National, DCA 

Sort your search results by price to find great deals on your flight from Ottawa to Washington—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Washington from Ottawa currently is just CA $502 rising to CA $1,527.  

Here are more money-saving tips: 

  • Fly in August when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Washington  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Washington from Ottawa 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Washington with Expedia today.

Ottawa to Washington Flights

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*Available to Expedia members.