$769 Cheap Flights from Washington (DCA) to Colombo (CMB)

View $769 flight on Tue, Jul 29, 2025Opens in a new window

Popular airlines from Ronald Reagan Washington National Airport (DCA) to Bandaranaike Intl. Airport (CMB)

Cheap Flights from Washington to Colombo (DCA-CMB)

Prices were available within the past 7 days and start at $769 for one-way flights and $1,215 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, Sep 23 - Fri, Oct 10
DCA
Washington
CMB
Colombo
$1,215 Roundtrip, found 6 days ago
$1,215
Roundtrip
found 6 days ago
Select American Airlines flight, departing Tue, Sep 23 from Washington to Colombo, returning Fri, Oct 10, priced at $1,215 found 6 days ago
JetBlue Airways
Wed, Aug 27 - Tue, Sep 16
DCA
Washington
CMB
Colombo
$1,216 Roundtrip, found 5 days ago
$1,216
Roundtrip
found 5 days ago
Select JetBlue Airways flight, departing Wed, Aug 27 from Washington to Colombo, returning Tue, Sep 16, priced at $1,216 found 5 days ago
JetBlue Airways
Mon, Sep 1 - Tue, Sep 16
DCA
Washington
CMB
Colombo
$1,219 Roundtrip, found 5 days ago
$1,219
Roundtrip
found 5 days ago
Select JetBlue Airways flight, departing Mon, Sep 1 from Washington to Colombo, returning Tue, Sep 16, priced at $1,219 found 5 days ago
JetBlue Airways
Thu, Sep 18 - Wed, Oct 8
DCA
Washington
CMB
Colombo
$1,226 Roundtrip, found 5 days ago
$1,226
Roundtrip
found 5 days ago
Select JetBlue Airways flight, departing Thu, Sep 18 from Washington to Colombo, returning Wed, Oct 8, priced at $1,226 found 5 days ago
Qatar Airways
Tue, Sep 23 - Fri, Oct 10
DCA
Washington
CMB
Colombo
$1,229 Roundtrip, found 6 days ago
$1,229
Roundtrip
found 6 days ago
Select Qatar Airways flight, departing Tue, Sep 23 from Washington to Colombo, returning Fri, Oct 10, priced at $1,229 found 6 days ago
Qatar Airways
Thu, Sep 18 - Wed, Oct 8
DCA
Washington
CMB
Colombo
$1,237 Roundtrip, found 5 days ago
$1,237
Roundtrip
found 5 days ago
Select Qatar Airways flight, departing Thu, Sep 18 from Washington to Colombo, returning Wed, Oct 8, priced at $1,237 found 5 days ago
Qatar Airways
Tue, Sep 23 - Fri, Oct 10
DCA
Washington
CMB
Colombo
$1,240 Roundtrip, found 6 days ago
$1,240
Roundtrip
found 6 days ago
Select Qatar Airways flight, departing Tue, Sep 23 from Washington to Colombo, returning Fri, Oct 10, priced at $1,240 found 6 days ago
JetBlue Airways
Mon, Nov 17 - Mon, Dec 8
DCA
Washington
CMB
Colombo
$1,240 Roundtrip, found 5 days ago
$1,240
Roundtrip
found 5 days ago
Select JetBlue Airways flight, departing Mon, Nov 17 from Washington to Colombo, returning Mon, Dec 8, priced at $1,240 found 5 days ago
United
Mon, Sep 29 - Fri, Oct 10
DCA
Washington
CMB
Colombo
$1,305 Roundtrip, just found
$1,305
Roundtrip
just found
Select United flight, departing Mon, Sep 29 from Washington to Colombo, returning Fri, Oct 10, priced at $1,305 just found
Air Canada
Tue, Sep 2 - Tue, Sep 9
DCA
Washington
CMB
Colombo
$1,321 Roundtrip, found 5 hours ago
$1,321
Roundtrip
found 5 hours ago
Select Air Canada flight, departing Tue, Sep 2 from Washington to Colombo, returning Tue, Sep 9, priced at $1,321 found 5 hours ago

Alternative airports near Colombo

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

Select flight to Bandaranaike Intl. CMB. Cheapest option available. Average driving time to city center is 28 minutes. Flights from $1,621
CMB
Bandaranaike Intl.
Cheapest
Average driving time to city center28 min
Flights from $1,621
Flights from Washington (DCA) to Colombo (CMB)
Origin airport
Ronald Reagan Washington National
Destination airport
Bandaranaike Intl.
Airlines serving
Air Canada, American Airlines, Cathay Pacific, Qatar Airways
Roundtrip price
$1,215
Distance
8929 mi

Washington to Colombo Flights

The cheapest times to fly from Washington to Colombo

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 Washington to Colombo are during the month of September. You can find some of the cheapest flights from Washington to Colombo with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Washington to Colombo

Sunday is one of the best days to book for cheap flights from Washington to Colombo: 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 Washington to Colombo

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 Washington to Colombo in 2025. You can also book with separate airlines for your outbound and return journeys, from $769 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 Washington to Colombo 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 Washington to Colombo 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.

 

Frequently asked questions

How much does a flight from Ronald Reagan Washington National Airport (DCA) to Bandaranaike Intl. Airport (CMB) cost?
Discover the latest flight deals from DCA to CMB by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from DCA to CMB?
The cheapest flights from DCA to CMB are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from DCA to CMB?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from DCA to CMB. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Ronald Reagan Washington National Airport (DCA) to Bandaranaike Intl. Airport (CMB)?
There aren't any daily direct flights from Ronald Reagan Washington National Airport (DCA) to Bandaranaike Intl. Airport (CMB). But you can choose flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be cruising above the clouds in no time.
What day of the week has the most flights from DCA to CMB?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Ronald Reagan Washington National Airport (DCA) to Bandaranaike Intl. Airport (CMB)?
Book a flight from Ronald Reagan Washington National Airport (DCA) to Bandaranaike Intl. Airport (CMB) that takes off before 3 PM to reduce the risk of cancellations and delays. Departures after this hour 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.
Is it cheaper to buy a plane ticket from Ronald Reagan Washington National Airport (DCA) to Bandaranaike Intl. Airport (CMB) last-minute?
Holding off until just before your departure to book your flight from DCA to CMB often results in higher prices. While you might find some last-minute deals, they aren't always guaranteed. Keep your travel schedule open for the best chance of snagging a bargain.
Is it cheaper to book a DCA to CMB flight and hotel package?
Securing a DCA to CMB flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Pick from our extensive range of hotels and then add flights, car rentals and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Ronald Reagan Washington National Airport (DCA) to Bandaranaike Intl. Airport (CMB)?
In most cases, you're able to reschedule or cancel your DCA to CMB flight. However, there may be additional charges, especially if you booked more than 24 hours ago. Check your itinerary for the airline's guidelines and fees on flight changes, or if you'd like more information, visit our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.