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Cheap flights from Colombo Bandaranaike Intl Airport to Washington, D.C. from $591

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Colombo Bandaranaike Intl Airport to Washington, D.C. departing on 5/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Colombo Bandaranaike Intl Airport to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
Etihad Airways Logo
9:30 pm - 10:05 am
CMB
-
IAD
22h 05m
1 stop
Etihad Airways Logo
3:10 pm - 8:35 pm
IAD
-
CMB
19h 55m
1 stop
$948Etihad Airways
Thu, Mar 26 - Sat, Apr 18
Etihad Airways Logo
4:20 pm - 10:05 am
CMB
-
IAD
27h 15m
1 stop
Etihad Airways Logo
3:10 pm - 3:00 am
IAD
-
CMB
26h 20m
1 stop
$955Etihad Airways
Fri, Mar 20 - Fri, May 8
Qatar Airways Logo
10:15 am - 3:55 pm
CMB
-
IAD
40h 10m
1 stop
Qatar Airways Logo
9:05 pm - 8:45 am
IAD
-
CMB
26h 10m
1 stop
$1,014Qatar Airways
Sun, Mar 8 - Sun, Mar 15
Qatar Airways Logo
11:15 am - 3:55 pm
CMB
-
IAD
39h 10m
1 stop
Qatar Airways Logo
9:05 pm - 1:55 am
IAD
-
CMB
19h 20m
1 stop
$1,018Qatar Airways
Sun, Mar 8 - Sun, Mar 15
Multiple Airlines Logo
11:40 pm - 9:05 am
CMB
-
IAD
43h 55m
2 stops
Multiple Airlines Logo
2:35 pm - 11:15 pm
IAD
-
CMB
46h 10m
2 stops
$1,026Multiple Airlines
Tue, Feb 3 - Sat, Feb 7
Multiple Airlines Logo
6:30 pm - 4:05 pm
CMB
-
IAD
31h 05m
2 stops
Multiple Airlines Logo
8:20 pm - 4:50 pm
IAD
-
CMB
35h 00m
2 stops
$1,059Multiple Airlines
Wed, May 13 - Thu, Jun 25
Air Canada Logo
3:20 am - 6:45 pm
CMB
-
DCA
25h 55m
2 stops
Air Canada Logo
6:50 pm - 12:30 pm
DCA
-
CMB
56h 10m
2 stops
$1,223Air Canada
Sat, Mar 7 - Sun, Mar 15
Air Canada Logo
3:25 am - 9:53 pm
CMB
-
DCA
27h 58m
2 stops
Air Canada Logo
8:40 pm - 12:45 pm
DCA
-
CMB
54h 35m
2 stops
$1,272Air Canada
Tue, Apr 21 - Fri, May 22
Emirates Logo
8:15 pm - 9:42 pm
CMB
-
BWI
34h 57m
3 stops
Emirates Logo
3:42 pm - 6:30 pm
BWI
-
CMB
41h 18m
3 stops
$1,750Emirates
Thu, Mar 26 - Sat, Apr 18
Emirates Logo
8:15 pm - 8:59 pm
CMB
-
DCA
35h 14m
3 stops
Emirates Logo
2:00 pm - 6:25 pm
DCA
-
CMB
41h 55m
3 stops
$1,858Emirates
Tue, Feb 3 - Sat, Feb 7

Air Canada flights from Colombo Bandaranaike Intl Airport to Washington, D.C.

Our best Air Canada deals on Colombo Bandaranaike Intl Airport to Washington, D.C. flight tickets
Air Canada
Mar 17
CMB12:25 amColombo Bandaranaike Intl
29h 59m
2 stops
IAD8:54 pmWashington, D.C. Dulles Intl
May 27
IAD9:45 amWashington, D.C. Dulles Intl
41h 30m
2 stops
CMB12:45 pmColombo Bandaranaike Intl
$1,222
Air Canada
Mar 7
CMB3:20 amColombo Bandaranaike Intl
25h 55m
2 stops
DCA6:45 pmWashington, D.C. Reagan-National
Mar 15
DCA6:50 pmWashington, D.C. Reagan-National
56h 10m
2 stops
CMB12:30 pmColombo Bandaranaike Intl
$1,223
Air Canada
Mar 18
CMB12:50 pmColombo Bandaranaike Intl
61h 01m
2 stops
IAD4:21 pmWashington, D.C. Dulles Intl
May 27
IAD8:19 amWashington, D.C. Dulles Intl
42h 56m
2 stops
CMB12:45 pmColombo Bandaranaike Intl
$1,238

Etihad Airways flights from Colombo Bandaranaike Intl Airport to Washington, D.C.

Our best Etihad Airways deals on Colombo Bandaranaike Intl Airport to Washington, D.C. flight tickets
Etihad Airways
Mar 26
CMB9:30 pmColombo Bandaranaike Intl
22h 05m
1 stop
IAD10:05 amWashington, D.C. Dulles Intl
Apr 18
IAD3:10 pmWashington, D.C. Dulles Intl
19h 55m
1 stop
CMB8:35 pmColombo Bandaranaike Intl
$948
Etihad Airways
Mar 20
CMB4:20 pmColombo Bandaranaike Intl
27h 15m
1 stop
IAD10:05 amWashington, D.C. Dulles Intl
May 8
IAD3:10 pmWashington, D.C. Dulles Intl
26h 20m
1 stop
CMB3:00 amColombo Bandaranaike Intl
$955
Etihad Airways
May 13
CMB4:10 amColombo Bandaranaike Intl
39h 05m
1 stop
IAD9:45 amWashington, D.C. Dulles Intl
Jun 24
IAD3:10 pmWashington, D.C. Dulles Intl
19h 55m
1 stop
CMB8:35 pmColombo Bandaranaike Intl
$1,029

momondo Fare Finder

 
Customize your flight search to find flights from Colombo Bandaranaike Intl Airport to Washington, D.C. 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, momondo users made 832,500 searches. Data last updated January 24, 2026.
Use the filters below to find and compare flights from Colombo Bandaranaike Intl Airport to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ColomboWashington, D.C.

CMB - IAD

CMBIAD

Colombo Bandaranaike Intl

Thu 3/26

9:30 pm-10:05 am

1 stop22h 05m

Washington, D.C. Dulles Intl

Sat 4/18

3:10 pm-8:35 pm

1 stop19h 55m

$948

ColomboWashington, D.C.

CMB - IAD

CMBIAD

Colombo Bandaranaike Intl

Fri 3/20

4:20 pm-10:05 am

1 stop27h 15m

Washington, D.C. Dulles Intl

Fri 5/8

3:10 pm-3:00 am

1 stop26h 20m

$955

ColomboWashington, D.C.

CMB - IAD

CMBIAD

Colombo Bandaranaike Intl

Sun 3/8

10:15 am-3:55 pm

1 stop40h 10m

Washington, D.C. Dulles Intl

Sun 3/15

9:05 pm-8:45 am

1 stop26h 10m

$1,014

ColomboWashington, D.C.

CMB - IAD

CMBIAD

Colombo Bandaranaike Intl

Sun 3/8

11:15 am-3:55 pm

1 stop39h 10m

Washington, D.C. Dulles Intl

Sun 3/15

9:05 pm-1:55 am

1 stop19h 20m

$1,018

ColomboWashington, D.C.

CMB - IAD

CMBIAD

Colombo Bandaranaike Intl

Tue 2/3

11:40 pm-9:05 am

2 stops43h 55m

Washington, D.C. Dulles Intl

Sat 2/7

2:35 pm-11:15 pm

2 stops46h 10m

$1,026

ColomboWashington, D.C.

CMB - IAD

CMBIAD

Colombo Bandaranaike Intl

Wed 5/13

6:30 pm-4:05 pm

2 stops31h 05m

Washington, D.C. Dulles Intl

Thu 6/25

8:20 pm-4:50 pm

2 stops35h 00m

$1,059

ColomboWashington, D.C.

CMB - DCA

CMBDCA

Colombo Bandaranaike Intl

Sat 3/7

3:20 am-6:45 pm

2 stops25h 55m

Washington, D.C. Reagan-National

Sun 3/15

6:50 pm-12:30 pm

2 stops56h 10m

$1,223

ColomboWashington, D.C.

CMB - DCA

CMBDCA

Colombo Bandaranaike Intl

Tue 4/21

3:25 am-9:53 pm

2 stops27h 58m

Washington, D.C. Reagan-National

Fri 5/22

8:40 pm-12:45 pm

2 stops54h 35m

$1,272

ColomboBaltimore

CMB - BWI

CMBBWI

Colombo Bandaranaike Intl

Thu 3/26

8:15 pm-9:42 pm

3 stops34h 57m

Baltimore/Washington

Sat 4/18

3:42 pm-6:30 pm

3 stops41h 18m

$1,750

ColomboWashington, D.C.

CMB - DCA

CMBDCA

Colombo Bandaranaike Intl

Tue 2/3

8:15 pm-8:59 pm

3 stops35h 14m

Washington, D.C. Reagan-National

Sat 2/7

2:00 pm-6:25 pm

3 stops41h 55m

$1,858

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Colombo Bandaranaike Intl Airport to Washington, D.C.

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Colombo Bandaranaike Intl to Washington, D.C.?

Etihad Airways, Qatar Airways, and American Airlines are the most popular carriers operating from Colombo Bandaranaike Intl to Washington, D.C.

What airlines fly to Washington, D.C.?

Etihad Airways, Qatar Airways and American Airlines are the top three most popular airlines that fly to Washington, D.C. from Colombo Bandaranaike Intl Airport according to our data. Etihad Airways is the first choice among our users, with 73% of people opting to fly with this airline when traveling to Washington, D.C.. Keep in mind that there are 3 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.

When to book flights from Colombo Bandaranaike Intl Airport to Washington, D.C.

Are you open to changing your travel dates? Check out the ideal times to fly from Colombo Bandaranaike Intl Airport to Washington, D.C. according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Colombo Bandaranaike Intl Airport to Washington, D.C. (CMB to WAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Colombo Bandaranaike Intl Airport to Washington, D.C.

Fastest flight time

20h 35m

Direct flights

None
The fastest flight from Colombo Bandaranaike Intl Airport to Washington, D.C. takes 20h 35m
There are no direct flights from Colombo Bandaranaike Intl Airport to Washington, D.C.. There are no popular flight routes from Colombo Bandaranaike Intl Airport to Washington, D.C..
Search flight deals

  • How far is Colombo Bandaranaike Intl to Washington, D.C. by plane?

    The straight-line distance from Colombo Bandaranaike Intl to Washington, D.C. is 8919.3 mi. Typically, this will take 20h 35m by plane in normal conditions.

  • When did momondo last update prices for flights from Colombo Bandaranaike Intl Airport to Washington, D.C.?

    Prices for flights from Colombo Bandaranaike Intl Airport to Washington, D.C. were last updated today.

  • How many operators does momondo search for flights from Colombo Bandaranaike Intl Airport to Washington, D.C.?

  • How old do you have to be to fly from Colombo Bandaranaike Intl Airport to Washington, D.C.?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Colombo Bandaranaike Intl Airport to Washington, D.C..

  • What documentation or ID do you need to fly to Washington, D.C.?

    The necessary travel and health documents for your Washington, D.C. trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Colombo Bandaranaike Intl Airport to Washington, D.C.?

Best airlines flying from Colombo Bandaranaike Intl Airport to Washington, D.C.

Compare and see reviews for airlines that fly from Colombo Bandaranaike Intl Airport to Washington, D.C. with momondo
Airline
Rating
Free Cancellation
Price
Qatar AirwaysPriceFrom $929Free CancellationRating
7.4
3,728 reviews
Search Qatar Airways flights
Etihad AirwaysPriceFrom $952Free CancellationRating
7.3
1,374 reviews
Search Etihad Airways flights
American AirlinesPriceFrom $1,267Free CancellationRating
7.2
11,193 reviews
Search American Airlines flights

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Waldorf
Woodbridge
Tysons
Laurel
Colonial Beach
Silver Spring
Towson
Fredericksburg
Rockville
Gaithersburg
Manassas
Springfield
Fairfax
Linthicum Heights
Bethesda
Glen Burnie

Why use momondo?

Why should I use momondo to find a flight deal from Colombo to Washington, D.C.?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Washington, D.C. from Colombo.

Can I find flights from Colombo to Washington, D.C. with flexible booking policies on momondo?

Flights from Colombo to Washington, D.C. with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Colombo to Washington, D.C.?

momondo helps you find the best flight between Colombo and Washington, D.C. by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Colombo to Washington, D.C. right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Colombo to Washington, D.C. now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington, D.C. and let you know when they change.

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Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.
Washington, D.C. Reagan-National Airport
Washington, D.C. Dulles Intl Airport