$194 Cheap Flights from Ottawa (YOW) to Washington (DCA)

View $194 flight on Sun, Nov 2, 2025Opens in a new window

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

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Cheap Flights from Ottawa to Washington (YOW-DCA)

Prices were available within the past 7 days and start at $194 for one-way flights and $339 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Sun, Nov 23 - Mon, Nov 24
YOW
Ottawa
DCA
Washington
$339 Roundtrip, found 7 hours ago
$339
Roundtrip
found 7 hours ago
Select Air Canada flight, departing Sun, Nov 23 from Ottawa to Washington, returning Mon, Nov 24, priced at $339 found 7 hours ago
Air Canada
Thu, Dec 4 - Wed, Dec 10
YOW
Ottawa
DCA
Washington
$339 Roundtrip, found 5 days ago
$339
Roundtrip
found 5 days ago
Select Air Canada flight, departing Thu, Dec 4 from Ottawa to Washington, returning Wed, Dec 10, priced at $339 found 5 days ago
Air Canada
Sun, Nov 23 - Mon, Nov 24
YOW
Ottawa
DCA
Washington
$344 Roundtrip, found 7 hours ago
$344
Roundtrip
found 7 hours ago
Select Air Canada flight, departing Sun, Nov 23 from Ottawa to Washington, returning Mon, Nov 24, priced at $344 found 7 hours ago
Air Canada
Thu, Nov 27 - Sun, Nov 30
YOW
Ottawa
DCA
Washington
$345 Roundtrip, found 5 days ago
$345
Roundtrip
found 5 days ago
Select Air Canada flight, departing Thu, Nov 27 from Ottawa to Washington, returning Sun, Nov 30, priced at $345 found 5 days ago
Air Canada
Sun, Nov 23 - Mon, Nov 24
YOW
Ottawa
DCA
Washington
$348 Roundtrip, found 7 hours ago
$348
Roundtrip
found 7 hours ago
Select Air Canada flight, departing Sun, Nov 23 from Ottawa to Washington, returning Mon, Nov 24, priced at $348 found 7 hours ago
Air Canada
Thu, Dec 4 - Wed, Dec 10
YOW
Ottawa
DCA
Washington
$349 Roundtrip, found 5 days ago
$349
Roundtrip
found 5 days ago
Select Air Canada flight, departing Thu, Dec 4 from Ottawa to Washington, returning Wed, Dec 10, priced at $349 found 5 days ago
Air Canada
Sun, Nov 23 - Mon, Nov 24
YOW
Ottawa
DCA
Washington
$350 Roundtrip, found 7 hours ago
$350
Roundtrip
found 7 hours ago
Select Air Canada flight, departing Sun, Nov 23 from Ottawa to Washington, returning Mon, Nov 24, priced at $350 found 7 hours ago
Air Canada
Thu, Nov 27 - Sun, Nov 30
YOW
Ottawa
DCA
Washington
$351 Roundtrip, found 5 days ago
$351
Roundtrip
found 5 days ago
Select Air Canada flight, departing Thu, Nov 27 from Ottawa to Washington, returning Sun, Nov 30, priced at $351 found 5 days ago
United
Sat, Nov 15 - Sun, Nov 16
YOW
Ottawa
DCA
Washington
$359 Roundtrip, found 3 days ago
$359
Roundtrip
found 3 days ago
Select United flight, departing Sat, Nov 15 from Ottawa to Washington, returning Sun, Nov 16, priced at $359 found 3 days ago
WestJet
Fri, Oct 24 - Sun, Oct 26
YOW
Ottawa
DCA
Washington
$967 Roundtrip, found 15 hours ago
$967
Roundtrip
found 15 hours ago
Select WestJet flight, departing Fri, Oct 24 from Ottawa to Washington, returning Sun, Oct 26, priced at $967 found 15 hours ago

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

May is typically the cheapest month to fly

From $237 - $635 per traveler.

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 center is 40 minutes. Flights from $630
BWI
Baltimore Washington Intl. Thurgood Marshall
Average driving time to city center40 min
Flights from $630
Select flight to Washington Dulles Intl. IAD. Cheapest option available. Average driving time to city center is 36 minutes. Flights from $364
IAD
Washington Dulles Intl.
Cheapest
Average driving time to city center36 min
Flights from $364

Frequently asked questions

How much does a flight from Macdonald-Cartier Intl. Airport (YOW) to Ronald Reagan Washington National Airport (DCA) cost?
Secure a cheap one-way flight from $194 or cheap return flight from $339 from Macdonald-Cartier Intl. Airport (YOW) to Ronald Reagan Washington National Airport (DCA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Macdonald-Cartier Intl. Airport (YOW) to Ronald Reagan Washington National Airport (DCA)?
November is the cheapest month to fly from YOW to DCA. Traveling during an off-peak travel window is often the key to finding a great deal.
Which airlines fly direct from Macdonald-Cartier Intl. Airport (YOW) to Ronald Reagan Washington National Airport (DCA)?
You can travel nonstop from Macdonald-Cartier Intl. Airport (YOW) to Ronald Reagan Washington National Airport (DCA) on an Air Canada flight.
What is the cheapest airline that flies from Macdonald-Cartier Intl. Airport (YOW) to Ronald Reagan Washington National Airport (DCA)?
To find the cheapest airline flying from YOW to DCA, use Expedia's filter tool. Tailor your search based on your travel needs, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Macdonald-Cartier Intl. Airport (YOW) to Ronald Reagan Washington National Airport (DCA)?
On average, there's only 1 nonstop flight operating from Macdonald-Cartier Intl. Airport (YOW) to Ronald Reagan Washington National Airport (DCA) per day. If this doesn't fit your travel plans, check out flights with a layover. Just filter your search on Expedia to include one stop or more to find a better alternative.
What are the most popular departure times for flights from Macdonald-Cartier Intl. Airport (YOW) to Ronald Reagan Washington National Airport (DCA)?
The 10 AM departures from YOW to DCA see the highest demand. These flights can come with a higher price due to their popularity. If you're hoping to save money, book during off-peak hours.
What day of the week has the most flights from YOW to DCA?
Friday has the most flights from Macdonald-Cartier Intl. Airport (YOW) to Ronald Reagan Washington National Airport (DCA). Consider leaving on this day and you'll have a greater chance of finding a departure that fits your schedule.
What is the earliest flight from Macdonald-Cartier Intl. Airport (YOW) to Ronald Reagan Washington National Airport (DCA)?
Hop on the earliest flight at around 10:30AM UTC-5, departing from Macdonald-Cartier Intl. Airport (YOW). You'll be flying for approximately 1h 50m, arriving at Ronald Reagan Washington National Airport (DCA) at approximately 12:20PM UTC-5.
How long does it take to fly from Macdonald-Cartier Intl. Airport (YOW) to Ronald Reagan Washington National Airport (DCA)?
Flights from YOW to DCA have an average travel time of 1 hour and 50 minutes. The distance between these two airports is 450 mi.
What is the best time to fly from Macdonald-Cartier Intl. Airport (YOW) to Ronald Reagan Washington National Airport (DCA)?
Select a flight from Macdonald-Cartier Intl. Airport (YOW) to Ronald Reagan Washington National Airport (DCA) that takes off before 3 PM to reduce the risk of delays and cancellations. Later departures have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Washington from Macdonald-Cartier Intl. Airport (YOW)?
You'll arrive at Washington Dulles Intl. Airport (IAD) or Ronald Reagan Washington National Airport (DCA) when traveling to Washington on a direct flight from Macdonald-Cartier Intl. Airport (YOW).
Is it cheaper to buy a plane ticket from Macdonald-Cartier Intl. Airport (YOW) to Ronald Reagan Washington National Airport (DCA) last-minute?
Last-minute fares from YOW to DCA are generally more expensive. To secure the cheapest rates, start looking for flights well ahead of time. That being said, if you're flexible with your travel dates, you may find a cheap fare just before your departure.
Is it cheaper to book a YOW to DCA flight and hotel package?
You'll typically save money by booking a YOW to DCA flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. After choosing your preferred accommodations and flights, consider other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from Macdonald-Cartier Intl. Airport (YOW) to Ronald Reagan Washington National Airport (DCA)?
It's generally possible to reschedule or cancel your YOW to DCA flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Travel information

Origin airport
Macdonald-Cartier Intl.
Destination airport
Ronald Reagan Washington National
Airlines serving
Air Canada, United, WestJet
Roundtrip price
$299
Distance
452 mi
Average flight time
1 hour 43 mins

Book with confidence

Book with confidence

Ottawa to Washington Flights

The cheapest times to fly from Ottawa to Washington

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Ottawa to Washington are during the month of November. You can find some of the cheapest flights from Ottawa to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Ottawa to Washington

Sunday is one of the best days to book for cheap flights from Ottawa to Washington: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Ottawa to Washington

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Ottawa to Washington in 2025. You can also book with separate airlines for your outbound and return journeys, from $194 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Ottawa to Washington flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Ottawa to Washington airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Ottawa to Washington Flights

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