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CA $294 Cheap Flights from Ottawa (YOW) to Washington (DCA)

View CA $294 flight on Sat, Sep 19, 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 $294 for one-way flights and CA $512 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Fri, Sep 4 - Sun, Sep 13
YOW
Ottawa
DCA
Washington
CA $512 Roundtrip, found 2 days ago
CA $512
Roundtrip
found 2 days ago
Select Air Canada flight, departing Fri, Sep 4 from Ottawa to Washington, returning Sun, Sep 13, priced at CA $512 found 2 days ago
Air Canada
Fri, Sep 4 - Sun, Sep 13
YOW
Ottawa
DCA
Washington
CA $514 Roundtrip, found 2 days ago
CA $514
Roundtrip
found 2 days ago
Select Air Canada flight, departing Fri, Sep 4 from Ottawa to Washington, returning Sun, Sep 13, priced at CA $514 found 2 days ago
Air Canada
Sat, Sep 19 - Fri, Sep 25
YOW
Ottawa
DCA
Washington
CA $514 Roundtrip, found 1 day ago
CA $514
Roundtrip
found 1 day ago
Select Air Canada flight, departing Sat, Sep 19 from Ottawa to Washington, returning Fri, Sep 25, priced at CA $514 found 1 day ago
Air Canada
Mon, Aug 24 - Thu, Aug 27
YOW
Ottawa
DCA
Washington
CA $515 Roundtrip, found 6 days ago
CA $515
Roundtrip
found 6 days ago
Select Air Canada flight, departing Mon, Aug 24 from Ottawa to Washington, returning Thu, Aug 27, priced at CA $515 found 6 days ago
Air Canada
Fri, Sep 4 - Sun, Sep 13
YOW
Ottawa
DCA
Washington
CA $519 Roundtrip, found 2 days ago
CA $519
Roundtrip
found 2 days ago
Select Air Canada flight, departing Fri, Sep 4 from Ottawa to Washington, returning Sun, Sep 13, priced at CA $519 found 2 days ago
Air Canada
Thu, Sep 3 - Mon, Sep 7
YOW
Ottawa
DCA
Washington
CA $519 Roundtrip, just found
CA $519
Roundtrip
just found
Select Air Canada flight, departing Thu, Sep 3 from Ottawa to Washington, returning Mon, Sep 7, priced at CA $519 just found
United
Sun, Sep 6 - Sun, Sep 13
YOW
Ottawa
DCA
Washington
CA $523 Roundtrip, just found
CA $523
Roundtrip
just found
Select United flight, departing Sun, Sep 6 from Ottawa to Washington, returning Sun, Sep 13, priced at CA $523 just found
American Airlines
Fri, Aug 21 - Sat, Aug 22
YOW
Ottawa
DCA
Washington
CA $568 Roundtrip, found 22 hours ago
CA $568
Roundtrip
found 22 hours ago
Select American Airlines flight, departing Fri, Aug 21 from Ottawa to Washington, returning Sat, Aug 22, priced at CA $568 found 22 hours ago
Porter Airlines
Thu, Sep 17 - Sun, Sep 27
YOW
Ottawa
DCA
Washington
CA $720 Roundtrip, found 5 hours ago
CA $720
Roundtrip
found 5 hours ago
Select Porter Airlines flight, departing Thu, Sep 17 from Ottawa to Washington, returning Sun, Sep 27, priced at CA $720 found 5 hours ago
WestJet
Mon, Dec 21 - Mon, Jan 4
YOW
Ottawa
DCA
Washington
CA $1,625 Roundtrip, found 3 hours ago
CA $1,625
Roundtrip
found 3 hours ago
Select WestJet flight, departing Mon, Dec 21 from Ottawa to Washington, returning Mon, Jan 4, priced at CA $1,625 found 3 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 $980
BWI
Baltimore Washington Intl. Thurgood Marshall
Average driving time to city centre40 min
Flights from CA $980
Select flight to Washington Dulles Intl. IAD. Average driving time to city centre is 36 minutes. Flights from CA $592
IAD
Washington Dulles Intl.
Average driving time to city centre36 min
Flights from CA $592

Find the cheapest month to fly from Ottawa (YOW) to Washington (DCA)

February is typically the cheapest month to fly

From CA $371 - CA $786 per traveller.

Frequently asked questions

How much does a flight from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) cost?
You can find cheap one-way flights from CA $294 and cheap return flights from CA $512 YOW to DCA with Expedia. One-way flights typically cost between CA$320 and CA$765, and return flights often range between CA$533 and CA$1502. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when YOW to DCA ticket fares go up or down.
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 Macdonald-Cartier International Airport (YOW) to Ronald Reagan Washington National Airport (DCA), with average return fares around CA$522. January sees lower prices because it falls after the holiday travel rush, when demand drops and airlines compete for bookings. Other cheap months to fly from Ottawa Macdonald-Cartier International Airport (YOW) to Ronald Reagan Washington National Airport (DCA) include February and May.
Which airlines fly direct from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
Only one airline offers direct flights from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Washington, DC (DCA-Ronald Reagan Washington National). Air Canada operates 7 direct flights from YOW to DCA every week.
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 traveler to traveler. If you like to fly early, Air Canada offers early morning flights. If price is the most important factor, Air Canada typically offers the lowest fares. Air Canada offers the most daily flights from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Washington, DC (DCA-Ronald Reagan Washington National), which is great 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)?
The cheapest months to fly from Ottawa Macdonald-Cartier International (YOW) to Washington, DC (DCA) are typically January and February, with average return flights costing around CA$522. These months are often quieter for travel, which can mean better deals for you.
How many flights per day from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
You'll find 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 around 5:00 AM. This service is operated by Air Canada. This is a seasonal service, active only in February. An early departure like this can help you make the most of 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 generally find the most flights from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) on a Thursday, with around 27 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include Air Canada, United, and Porter Airlines. Flight schedules are fairly consistent throughout the week, with Thursday offering only slightly more flights than other weekdays.
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, ON (YOW-Macdonald-Cartier Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) are between 9am and 12pm. Many major carriers, including Air Canada, United and Porter Airlines, offer flights during this window. Many travellers prefer these times as they allow for a productive morning before heading to the airport, and you'll arrive at your destination with plenty of time to settle in.
How long does it take to fly from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
Direct flights from YOW to DCA usually take about 1 hour 50 minutes, traveling roughly 729 kilometers. If you opt for a connecting flight, expect to add around 2 hours 40 minutes to your journey. 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)?
You can fly business class or first class between YOW and DCA. You can fly business class with Air Canada and United.First class cabins are available on Air Canada and United.
How much is a business class flight from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
A direct, return business class ticket from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) typically costs between CA$1,009 - CA$1,231. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) if you opt for a connecting flight.
How do I earn miles on a Ottawa, ON (YOW) to Washington, DC (DCA) flight with Expedia?
It's easy to earn miles on a Ottawa, ON (YOW) to Washington, DC (DCA) 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, DC (DCA) from Ottawa, ON (YOW)?
If you're planning to travel to Washington from Macdonald-Cartier Intl. (YOW), you can fly directly into Ronald Reagan Washington National (DCA). Some flights may connect through major hubs like Pearson Intl. (YYZ), Billy Bishop Toronto City (YTZ), or Pierre Elliott Trudeau Intl. (YUL) 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) to Washington, DC (DCA) at the last minute?
Typically, booking a last minute flight from Ottawa, ON (YOW) to Washington, DC (DCA) 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) to Washington, DC (DCA) flight and hotel package?
Securing a Ottawa, ON (YOW) to Washington, DC (DCA) 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
Airlines serving
Air Canada, American Airlines, Porter Airlines, United, WestJet
Roundtrip price
CA $482
Distance
724 km
Average flight time
1 hour 35 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 $512 rising to CA $1,625.  

Here are more money-saving tips: 

  • Fly in September 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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