HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Reagan-National

$798+ Cheap flights from Bandaranaike Intl (CMB) to Reagan-National (DCA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/23. Fares are subject to change and may not be available on all flights or dates of travel.
CMB — DCA
Mar 10 — Mar 171
Tue 3/10
Tue 3/17
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Colombo to Reagan-National with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Colombo to Reagan-National

Cheapest flights from Colombo to Reagan-National
Explore the most affordable flight options available from Colombo to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 8, 2026.

This Gurufare deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/2212:50 pm
CMB
-
DCA
2 stops42h 36m
Multiple Airlines
Fri 4/246:00 pm
DCA
-
CMB
2 stops25h 30m
Multiple Airlines
Deal found 2/5$1,127
This Gurufare deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/2212:50 pm
CMB
-
DCA
2 stops42h 36m
Multiple Airlines
Thu 4/236:00 pm
DCA
-
CMB
2 stops25h 30m
Multiple Airlines
Deal found 2/5$1,193
This Air Canada deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/312:25 am
CMB
-
DCA
2 stops30h 53m
Air Canada
Sun 9/134:20 pm
DCA
-
CMB
2 stops34h 55m
Air Canada
Deal found 2/5$1,220
This Air Canada deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/11:40 am
CMB
-
DCA
2 stops29h 38m
Air Canada
Mon 9/1412:55 pm
DCA
-
CMB
2 stops38h 20m
Air Canada
Deal found 2/6$1,227
This Air Canada deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/112:25 am
CMB
-
DCA
2 stops30h 53m
Air Canada
Tue 9/154:20 pm
DCA
-
CMB
2 stops34h 55m
Air Canada
Deal found 2/5$1,230
This Air Canada deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/312:05 am
CMB
-
DCA
2 stops49h 03m
Air Canada
Mon 9/1412:55 pm
DCA
-
CMB
2 stops38h 20m
Air Canada
Deal found 2/6$1,232
This Air Canada deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/312:25 am
CMB
-
DCA
2 stops24h 43m
Air Canada
Fri 9/114:20 pm
DCA
-
CMB
2 stops50h 55m
Air Canada
Deal found 2/5$1,233
This Air Canada deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/11:40 am
CMB
-
DCA
2 stops29h 38m
Air Canada
Sat 9/1211:00 am
DCA
-
CMB
2 stops40h 15m
Air Canada
Deal found 2/6$1,235
This Booking.com deal was found by Cheapflights users on 2/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/2412:50 pm
CMB
-
DCA
2 stops42h 36m
Air Canada
Tue 3/319:40 am
DCA
-
CMB
2 stops34h 30m
Air Canada
Deal found 2/7$1,239
This Air Canada deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/312:25 am
CMB
-
DCA
2 stops24h 43m
Air Canada
Sat 9/126:00 am
DCA
-
CMB
3 stops37h 15m
Air Canada
Deal found 2/5$1,241
This Air Canada deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/112:25 am
CMB
-
DCA
2 stops30h 53m
Air Canada
Fri 9/116:59 am
DCA
-
CMB
2 stops44h 16m
Air Canada
Deal found 2/5$1,244

Find flight deals from Colombo to Reagan-National

Discover tips and strategies to find the most affordable flight options for your journey from Colombo (CMB) to Reagan-National (DCA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 8, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,127
(Gurufare)

One-way from

$798
(Kiwi.com)
Provider with most accurate pricing for Colombo Bandaranaike Intl-Washington, D.C. Reagan-National flight deals.
Search Deals
Provider most trusted by Cheapflights users for Colombo Bandaranaike Intl-Washington, D.C. Reagan-National flights.
Search Deals
From Colombo Bandaranaike Intl to Washington, D.C. Reagan-National
Search Deals
One-way flight from Colombo Bandaranaike Intl to Washington, D.C. Reagan-National
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colombo to Reagan-National that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 8, 2026.
Use the filters below to find and compare flights from Colombo Bandaranaike Intl Airport to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Colombo

Fly to

Reagan-National

Route

Depart

Return

Price

ColomboWashington, D.C.

CMB - DCA

CMBDCA

Colombo Bandaranaike Intl

Sun 3/22

12:50 pm-9:56 pm

2 stops42h 36m

Washington, D.C. Reagan-National

Fri 4/24

6:00 pm-5:00 am

2 stops25h 30m

$1,127

ColomboWashington, D.C.

CMB - DCA

CMBDCA

Colombo Bandaranaike Intl

Tue 3/24

12:50 pm-9:56 pm

2 stops42h 36m

Washington, D.C. Reagan-National

Tue 3/31

9:40 am-5:40 am

2 stops34h 30m

$1,239

ColomboWashington, D.C.

CMB - DCA

CMBDCA

Colombo Bandaranaike Intl

Sun 3/22

12:50 pm-9:56 pm

2 stops42h 36m

Washington, D.C. Reagan-National

Sat 4/25

6:50 pm-12:45 pm

2 stops32h 25m

$1,266

ColomboWashington, D.C.

CMB - DCA

CMBDCA

Colombo Bandaranaike Intl

Tue 3/24

4:55 pm-6:33 pm

3 stops35h 08m

Washington, D.C. Reagan-National

Tue 3/31

7:30 am-3:00 am

2 stops34h 00m

$1,541

ColomboWashington, D.C.

CMB - DCA

CMBDCA

Colombo Bandaranaike Intl

Fri 3/20

2:20 am-9:56 pm

2 stops29h 06m

Washington, D.C. Reagan-National

Thu 4/23

6:00 pm-5:00 am

2 stops25h 30m

$1,605

ColomboWashington, D.C.

CMB - DCA

CMBDCA

Colombo Bandaranaike Intl

Tue 3/24

12:40 am-6:05 pm

2 stops26h 55m

Washington, D.C. Reagan-National

Wed 6/3

6:55 pm-8:30 am

2 stops28h 05m

$1,619

ColomboWashington, D.C.

CMB - DCA

CMBDCA

Colombo Bandaranaike Intl

Tue 3/24

12:40 am-7:45 pm

2 stops28h 35m

Washington, D.C. Reagan-National

Tue 6/2

6:55 pm-8:30 am

2 stops28h 05m

$1,619

ColomboWashington, D.C.

CMB - DCA

CMBDCA

Colombo Bandaranaike Intl

Fri 3/20

2:20 am-9:56 pm

2 stops29h 06m

Washington, D.C. Reagan-National

Sat 4/25

11:05 am-4:45 am

2 stops32h 10m

$1,658

ColomboWashington, D.C.

CMB - DCA

CMBDCA

Colombo Bandaranaike Intl

Tue 3/24

12:40 am-6:05 pm

2 stops26h 55m

Washington, D.C. Reagan-National

Thu 6/4

6:55 pm-8:30 am

2 stops28h 05m

$1,685

ColomboWashington, D.C.

CMB - DCA

CMBDCA

Colombo Bandaranaike Intl

Fri 3/20

2:20 am-9:56 pm

2 stops29h 06m

Washington, D.C. Reagan-National

Fri 4/24

6:50 pm-12:45 pm

2 stops32h 25m

$1,712

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/6

Showing 1-10 of 21 results
1
2
3
  • Most accurate provider: When it comes to deals on Colombo Bandaranaike Intl Airport-Washington, D.C. Reagan-National Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Colombo Bandaranaike Intl Airport-Washington, D.C. Reagan-National Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Colombo Bandaranaike Intl Airport-Washington, D.C. Reagan-National Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Colombo Bandaranaike Intl Airport-Washington, D.C. Reagan-National Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Colombo Bandaranaike Intl Airport-Washington, D.C. Reagan-National Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Colombo to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Colombo with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Colombo to Reagan-National. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Colombo Bandaranaike Intl Airport to Washington, D.C. Reagan-National Airport?

    A quick flight from Colombo Bandaranaike Intl Airport to Washington, D.C. Reagan-National Airport can take about 42h 36m. Air Canada provides one of the quickest options available for as low as $1,239. The distance from Colombo Bandaranaike Intl Airport to Washington, D.C. Reagan-National Airport is about 8923 mi.

  • Can I find deals for flights from Colombo to Reagan-National that include hotel bookings?

    Yes. In addition to deals on Colombo to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Colombo to Reagan-National?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Colombo to Reagan-National.

  • Can I find deals for business class flights from Colombo to Reagan-National?

    Yes. Cheapflights offers flight deals from Colombo to Reagan-National by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Washington, D.C. Reagan-National Airport?

Book flights to Washington, D.C. Reagan-National Airport if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Silver Spring
Herndon
Fredericksburg
Hanover
Laurel
Linthicum Heights
Rockville
Upper Marlboro
Manassas
Bowie
Largo
McLean
Clinton
Towson

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Colombo to Reagan-National

See prices for flight routes from nearby airports that may be better suited for you.
Colombo to Dulles Intl flights
Colombo to Baltimore flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.