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Cheap flights from Colombo Bandaranaike Intl Airport to Washington, D.C. from $540

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 11/16. 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

Logo
9:55 am - 4:40 pmCMB-IAD
41h 15m2 stops
Logo
8:30 pm - 3:55 pmIAD-CMB
32h 55m2 stops
$884
Find Deal
Fri, Nov 7 - Sun, Nov 16
Logo
9:55 am - 4:40 pmCMB-IAD
41h 15m2 stops
Logo
10:55 pm - 3:55 pmIAD-CMB
30h 30m2 stops
$941
Find Deal
Thu, Nov 27 - Sat, Dec 6
Logo
6:40 pm - 4:40 pmCMB-IAD
32h 30m2 stops
Logo
8:30 pm - 10:15 amIAD-CMB
27h 15m1 stop
$1,022
Find Deal
Fri, Nov 7 - Sun, Nov 16
Etihad Airways Logo
10:05 am - 4:10 pmCMB-IAD
39h 35m1 stop
Etihad Airways Logo
10:05 pm - 8:35 pmIAD-CMB
37h 00m1 stop
$1,218Etihad Airways
Find Deal
Sat, Sep 6 - Sat, Sep 13
Air Canada Logo
1:05 pm - 4:18 pmCMB-IAD
36h 43m2 stops
Air Canada Logo
1:00 pm - 12:45 pmIAD-CMB
38h 15m2 stops
$1,219Air Canada
Find Deal
Tue, Sep 9 - Wed, Oct 1
Air Canada Logo
1:05 pm - 10:20 amCMB-DCA
54h 45m2 stops
Air Canada Logo
4:35 pm - 12:45 pmDCA-CMB
34h 40m2 stops
$1,219Air Canada
Find Deal
Tue, Sep 9 - Wed, Oct 1
Etihad Airways Logo
9:50 pm - 4:10 pmCMB-IAD
27h 50m1 stop
Etihad Airways Logo
10:05 pm - 3:25 pmIAD-CMB
31h 50m1 stop
$1,230Etihad Airways
Find Deal
Tue, Sep 9 - Wed, Oct 1
Qatar Airways Logo
3:35 am - 3:40 pmCMB-IAD
21h 35m1 stop
Qatar Airways Logo
9:00 pm - 3:05 amIAD-CMB
20h 35m1 stop
$1,308Qatar Airways
Find Deal
Mon, Sep 8 - Wed, Oct 1
Qatar Airways Logo
3:35 am - 3:40 pmCMB-IAD
21h 35m1 stop
Qatar Airways Logo
9:00 pm - 2:05 amIAD-CMB
19h 35m1 stop
$1,311Qatar Airways
Find Deal
Mon, Sep 8 - Wed, Oct 1
Turkish Airlines Logo
7:20 am - 7:15 pmCMB-IAD
22h 25m1 stop
Turkish Airlines Logo
1:30 pm - 6:10 amIAD-CMB
30h 10m1 stop
$1,314Turkish Airlines
Find Deal
Thu, Nov 27 - Sat, Dec 6

Singapore Airlines flights from Colombo Bandaranaike Intl Airport to Washington, D.C.

Our best Singapore Airlines deals on Colombo Bandaranaike Intl Airport to Washington, D.C. flight tickets
Singapore Airlines
Aug 31
CMB12:50 amColombo Bandaranaike Intl
49h 47m
3 stops
BWI5:07 pmBaltimore/Washington
Oct 1
BWI7:28 pmBaltimore/Washington
42h 37m
2 stops
CMB11:35 pmColombo Bandaranaike Intl
$2,081
Find similar
Singapore Airlines
Nov 25
CMB12:45 amColombo Bandaranaike Intl
30h 27m
3 stops
DCA8:42 pmWashington, D.C. Reagan-National
Dec 14
DCA9:30 amWashington, D.C. Reagan-National
51h 30m
2 stops
CMB11:30 pmColombo Bandaranaike Intl
$3,381
Find similar
Singapore Airlines
Nov 25
CMB12:45 amColombo Bandaranaike Intl
30h 27m
3 stops
DCA8:42 pmWashington, D.C. Reagan-National
Dec 14
DCA9:30 amWashington, D.C. Reagan-National
51h 30m
2 stops
CMB11:30 pmColombo Bandaranaike Intl
$3,621
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Qatar Airways flights from Colombo Bandaranaike Intl Airport to Washington, D.C.

Our best Qatar Airways deals on Colombo Bandaranaike Intl Airport to Washington, D.C. flight tickets
Qatar Airways
Sep 8
CMB3:35 amColombo Bandaranaike Intl
21h 35m
1 stop
IAD3:40 pmWashington, D.C. Dulles Intl
Oct 1
IAD9:00 pmWashington, D.C. Dulles Intl
20h 35m
1 stop
CMB3:05 amColombo Bandaranaike Intl
$1,308
Find similar
Qatar Airways
Sep 8
CMB3:35 amColombo Bandaranaike Intl
21h 35m
1 stop
IAD3:40 pmWashington, D.C. Dulles Intl
Oct 1
IAD9:00 pmWashington, D.C. Dulles Intl
19h 35m
1 stop
CMB2:05 amColombo Bandaranaike Intl
$1,311
Find similar
Qatar Airways
Sep 9
CMB11:25 amColombo Bandaranaike Intl
46h 04m
2 stops
BWI11:59 pmBaltimore/Washington
Oct 1
BWI11:23 amBaltimore/Washington
29h 12m
2 stops
CMB2:05 amColombo Bandaranaike Intl
$1,429
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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 August 14, 2025.
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

Fri 11/7

9:55 am-4:40 pm

2 stops41h 15m

Washington, D.C. Dulles Intl

Sun 11/16

8:30 pm-3:55 pm

2 stops32h 55m

$884

ColomboWashington, D.C.

CMB - IAD

CMBIAD

Colombo Bandaranaike Intl

Thu 11/27

9:55 am-4:40 pm

2 stops41h 15m

Washington, D.C. Dulles Intl

Sat 12/6

10:55 pm-3:55 pm

2 stops30h 30m

$941

ColomboWashington, D.C.

CMB - IAD

CMBIAD

Colombo Bandaranaike Intl

Fri 11/7

6:40 pm-4:40 pm

2 stops32h 30m

Washington, D.C. Dulles Intl

Sun 11/16

8:30 pm-10:15 am

1 stop27h 15m

$1,022

ColomboWashington, D.C.

CMB - IAD

CMBIAD

Colombo Bandaranaike Intl

Sat 9/6

10:05 am-4:10 pm

1 stop39h 35m

Washington, D.C. Dulles Intl

Sat 9/13

10:05 pm-8:35 pm

1 stop37h 00m

$1,218

ColomboWashington, D.C.

CMB - IAD

CMBIAD

Colombo Bandaranaike Intl

Tue 9/9

1:05 pm-4:18 pm

2 stops36h 43m

Washington, D.C. Dulles Intl

Wed 10/1

1:00 pm-12:45 pm

2 stops38h 15m

$1,219

ColomboWashington, D.C.

CMB - DCA

CMBDCA

Colombo Bandaranaike Intl

Tue 9/9

1:05 pm-10:20 am

2 stops54h 45m

Washington, D.C. Reagan-National

Wed 10/1

4:35 pm-12:45 pm

2 stops34h 40m

$1,219

ColomboWashington, D.C.

CMB - IAD

CMBIAD

Colombo Bandaranaike Intl

Tue 9/9

9:50 pm-4:10 pm

1 stop27h 50m

Washington, D.C. Dulles Intl

Wed 10/1

10:05 pm-3:25 pm

1 stop31h 50m

$1,230

ColomboWashington, D.C.

CMB - IAD

CMBIAD

Colombo Bandaranaike Intl

Mon 9/8

3:35 am-3:40 pm

1 stop21h 35m

Washington, D.C. Dulles Intl

Wed 10/1

9:00 pm-3:05 am

1 stop20h 35m

$1,308

ColomboWashington, D.C.

CMB - IAD

CMBIAD

Colombo Bandaranaike Intl

Mon 9/8

3:35 am-3:40 pm

1 stop21h 35m

Washington, D.C. Dulles Intl

Wed 10/1

9:00 pm-2:05 am

1 stop19h 35m

$1,311

ColomboWashington, D.C.

CMB - IAD

CMBIAD

Colombo Bandaranaike Intl

Thu 11/27

7:20 am-7:15 pm

1 stop22h 25m

Washington, D.C. Dulles Intl

Sat 12/6

1:30 pm-6:10 am

1 stop30h 10m

$1,314

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 day to depart on your flight to Washington, D.C.?

On average, the least expensive day to fly to Washington, D.C. from Colombo Bandaranaike Intl Airport is on a Monday. momondo users have found tickets for Monday departures for as low as $1,188. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Colombo Bandaranaike Intl Airport to Washington, D.C. for around $1,831.

What is the cheapest time of day to depart on your flight to Washington, D.C.?

In the morning is the cheapest time of day to fly from Colombo Bandaranaike Intl Airport to Washington, D.C. when you can find flight prices for as low as $1,188. Flying to Washington, D.C. in the morning is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the evening because they tend to be around $1,271. Of course, these prices can vary depending on the time of year and what airport you fly to.

Can stopping save me money on Colombo Bandaranaike Intl Airport to Washington, D.C. flights?

You could potentially save up to 25% on your flight if you consider stops on a Colombo Bandaranaike Intl Airport to Washington, D.C. flight.

How have Colombo Bandaranaike Intl Airport to Washington, D.C. flight prices changed over time?

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.

Best Price Found

$540

Fastest flight time

21h 35m

Direct flights

None

Airports in Washington, D.C.

3 airports
The best one-way flight to Washington, D.C. from Colombo Bandaranaike Intl Airport in the past 72 hours is $540. The best round-trip flight deal from Colombo Bandaranaike Intl Airport to Washington, D.C. found on momondo in the last 72 hours is $884.
The fastest flight from Colombo Bandaranaike Intl Airport to Washington, D.C. takes 21h 35m
There are no direct flights from Colombo Bandaranaike Intl Airport to Washington, D.C.. Popular non-direct routes for this connection are Colombo Bandaranaike Intl Airport - Washington, D.C. Dulles Intl Airport, Colombo Bandaranaike Intl Airport - Baltimore/Washington Airport and Colombo Bandaranaike Intl Airport - Washington, D.C. Reagan-National Airport.
There are 3 airports near Washington, D.C.: Washington, D.C. Reagan-National (DCA), Baltimore/Washington (BWI), Washington, D.C. Dulles Intl (IAD)
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  • 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 21h 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
3,608 reviews
Search Qatar Airways flights
Etihad AirwaysPriceFrom $942Free CancellationRating
7.4
1,232 reviews
Search Etihad Airways flights
American AirlinesPriceFrom $1,267Free CancellationRating
7.2
10,000 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
Gettysburg
Arlington
National Harbor
Woodbridge
Tysons
Laurel
Silver Spring
Waldorf
Fredericksburg
Colonial Beach
Manassas
Rockville
Towson
Gaithersburg
Fairfax
Reston
Glen Burnie
Linthicum Heights
Springfield

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