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Cheap flights from Washington, D.C. to Colombo from $421

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Colombo departing on 3/16. 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 Washington, D.C. to Colombo

Cheap round-trip flights

Enter your travel dates to find the best prices.
Etihad Airways Logo
3:10 pm - 3:00 am
IAD
-
CMB
26h 20m
1 stop
Etihad Airways Logo
9:50 pm - 9:45 am
CMB
-
IAD
21h 25m
1 stop
$855Etihad Airways
Tue, Apr 14 - Thu, Apr 30
Etihad Airways Logo
2:35 pm - 8:15 am
IAD
-
CMB
31h 10m
1 stop
Etihad Airways Logo
9:50 am - 9:05 am
CMB
-
IAD
33h 45m
1 stop
$856Etihad Airways
Sun, Feb 15 - Mon, Mar 2
Etihad Airways Logo
3:10 pm - 8:35 pm
IAD
-
CMB
19h 55m
1 stop
Etihad Airways Logo
4:20 pm - 9:45 am
CMB
-
IAD
26h 55m
1 stop
$860Etihad Airways
Thu, Apr 2 - Mon, Apr 13
Turkish Airlines Logo
1:20 pm - 5:20 am
IAD
-
CMB
30h 30m
1 stop
Turkish Airlines Logo
6:50 am - 7:50 pm
CMB
-
IAD
22h 30m
1 stop
$874Turkish Airlines
Fri, May 1 - Fri, Jun 5
Air India Logo
6:00 am - 3:00 pm
DCA
-
CMB
23h 30m
2 stops
Air India Logo
4:00 pm - 10:59 pm
CMB
-
DCA
40h 29m
2 stops
$966Air India
Mon, Mar 23 - Mon, Apr 6
Air India Logo
6:00 am - 3:00 pm
DCA
-
CMB
23h 30m
2 stops
Air India Logo
9:40 am - 10:59 pm
CMB
-
DCA
46h 49m
2 stops
$968Air India
Sun, Mar 15 - Wed, Apr 29
Multiple Airlines Logo
9:40 am - 12:45 pm
DCA
-
CMB
41h 35m
2 stops
Multiple Airlines Logo
3:25 am - 9:55 pm
CMB
-
DCA
28h 00m
2 stops
$995Multiple Airlines
Fri, May 1 - Thu, Jun 4
Qatar Airways Logo
3:16 pm - 3:05 am
DCA
-
CMB
26h 19m
2 stops
Qatar Airways Logo
3:15 am - 10:59 pm
CMB
-
DCA
29h 14m
2 stops
$1,000Qatar Airways
Tue, Apr 14 - Mon, Apr 20
Multiple Airlines Logo
6:00 am - 3:00 pm
DCA
-
CMB
23h 30m
2 stops
Multiple Airlines Logo
4:00 pm - 10:59 pm
CMB
-
DCA
40h 29m
2 stops
$1,004Multiple Airlines
Sun, Mar 15 - Sun, Mar 22
Qatar Airways Logo
12:32 pm - 1:55 am
BWI
-
CMB
27h 53m
2 stops
Qatar Airways Logo
3:15 am - 11:47 pm
CMB
-
BWI
30h 02m
2 stops
$1,324Qatar Airways
Mon, Mar 16 - Wed, Apr 29

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

Our best Air India deals on Washington, D.C. to Colombo Bandaranaike Intl Airport flight tickets
Air India
Mar 23
DCA6:00 amWashington, D.C. Reagan-National
23h 30m
2 stops
CMB3:00 pmColombo Bandaranaike Intl
Apr 6
CMB4:00 pmColombo Bandaranaike Intl
40h 29m
2 stops
DCA10:59 pmWashington, D.C. Reagan-National
$966
Air India
Mar 15
DCA6:00 amWashington, D.C. Reagan-National
23h 30m
2 stops
CMB3:00 pmColombo Bandaranaike Intl
Apr 29
CMB9:40 amColombo Bandaranaike Intl
46h 49m
2 stops
DCA10:59 pmWashington, D.C. Reagan-National
$968
Air India
Mar 30
DCA6:00 amWashington, D.C. Reagan-National
41h 10m
2 stops
CMB8:40 amColombo Bandaranaike Intl
Apr 13
CMB4:00 pmColombo Bandaranaike Intl
40h 29m
2 stops
DCA10:59 pmWashington, D.C. Reagan-National
$1,047

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

Our best Qatar Airways deals on Washington, D.C. to Colombo Bandaranaike Intl Airport flight tickets
Qatar Airways
Mar 29
IAD11:00 amWashington, D.C. Dulles Intl
20h 20m
1 stop
CMB4:50 pmColombo Bandaranaike Intl
May 8
CMB7:15 pmColombo Bandaranaike Intl
30h 20m
1 stop
IAD4:05 pmWashington, D.C. Dulles Intl
$894
Qatar Airways
Mar 29
IAD9:00 pmWashington, D.C. Dulles Intl
19h 35m
1 stop
CMB2:05 amColombo Bandaranaike Intl
Apr 13
CMB6:45 pmColombo Bandaranaike Intl
30h 50m
1 stop
IAD4:05 pmWashington, D.C. Dulles Intl
$926
Qatar Airways
Feb 1
IAD8:05 pmWashington, D.C. Dulles Intl
20h 10m
1 stop
CMB2:45 amColombo Bandaranaike Intl
Feb 19
CMB6:50 pmColombo Bandaranaike Intl
24h 00m
1 stop
IAD8:20 amWashington, D.C. Dulles Intl
$930

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Colombo Bandaranaike Intl Airport 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 29, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Colombo Bandaranaike Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Colombo

IAD - CMB

IADCMB

Washington, D.C. Dulles Intl

Tue 4/14

3:10 pm-3:00 am

1 stop26h 20m

Colombo Bandaranaike Intl

Thu 4/30

9:50 pm-9:45 am

1 stop21h 25m

$855

Washington, D.C.Colombo

IAD - CMB

IADCMB

Washington, D.C. Dulles Intl

Sun 2/15

2:35 pm-8:15 am

1 stop31h 10m

Colombo Bandaranaike Intl

Mon 3/2

9:50 am-9:05 am

1 stop33h 45m

$856

Washington, D.C.Colombo

IAD - CMB

IADCMB

Washington, D.C. Dulles Intl

Thu 4/2

3:10 pm-8:35 pm

1 stop19h 55m

Colombo Bandaranaike Intl

Mon 4/13

4:20 pm-9:45 am

1 stop26h 55m

$860

Washington, D.C.Colombo

IAD - CMB

IADCMB

Washington, D.C. Dulles Intl

Fri 5/1

1:20 pm-5:20 am

1 stop30h 30m

Colombo Bandaranaike Intl

Fri 6/5

6:50 am-7:50 pm

1 stop22h 30m

$874

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Mon 3/23

6:00 am-3:00 pm

2 stops23h 30m

Colombo Bandaranaike Intl

Mon 4/6

4:00 pm-10:59 pm

2 stops40h 29m

$966

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Sun 3/15

6:00 am-3:00 pm

2 stops23h 30m

Colombo Bandaranaike Intl

Wed 4/29

9:40 am-10:59 pm

2 stops46h 49m

$968

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Fri 5/1

9:40 am-12:45 pm

2 stops41h 35m

Colombo Bandaranaike Intl

Thu 6/4

3:25 am-9:55 pm

2 stops28h 00m

$995

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Tue 4/14

3:16 pm-3:05 am

2 stops26h 19m

Colombo Bandaranaike Intl

Mon 4/20

3:15 am-10:59 pm

2 stops29h 14m

$1,000

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Sun 3/15

6:00 am-3:00 pm

2 stops23h 30m

Colombo Bandaranaike Intl

Sun 3/22

4:00 pm-10:59 pm

2 stops40h 29m

$1,004

BaltimoreColombo

BWI - CMB

BWICMB

Baltimore/Washington

Mon 3/16

12:32 pm-1:55 am

2 stops27h 53m

Colombo Bandaranaike Intl

Wed 4/29

3:15 am-11:47 pm

2 stops30h 02m

$1,324

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Washington, D.C. to Colombo Bandaranaike Intl Airport

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 typical price of a round-trip flight between Washington, D.C. and Colombo Bandaranaike Intl Airport?

What is the cheapest month to fly to Colombo Bandaranaike Intl Airport?

If you aren’t able to travel during the month of September, then book flights to Colombo Bandaranaike Intl Airport from Washington, D.C. during February instead. Flights to Colombo Bandaranaike Intl Airport in February, while not as cheap as those in September, still average around $881.

How far in advance should I book a flight to Colombo Bandaranaike Intl Airport?

You are more likely to see cheaper flights to Colombo Bandaranaike Intl Airport from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Colombo Bandaranaike Intl Airport for around $1,065 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Colombo Bandaranaike Intl Airport from Washington, D.C. for as low as $917 on momondo.

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

You could potentially save up to 5% on your flight if you consider stops on a Washington, D.C. to Colombo Bandaranaike Intl Airport flight.

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

As of January 2026, prices for Washington, D.C. to Colombo Bandaranaike Intl Airport flights are approximately 7% cheaper when compared to flights at the same time last year.

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

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

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

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

Fastest flight time

19h 10m

Direct flights

None
The fastest flight from Washington, D.C. to Colombo Bandaranaike Intl Airport takes 19h 10m
There are no direct flights from Washington, D.C. to Colombo Bandaranaike Intl Airport. There are no popular flight routes from Washington, D.C. to Colombo Bandaranaike Intl Airport.
Search flight deals

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

    A flight from Washington, D.C. to Colombo Bandaranaike Intl will travel around 8919.3 mi. Flights usually cover this in 19h 10m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Washington, D.C. to Colombo Bandaranaike Intl Airport are refreshed on a daily basis.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Colombo Bandaranaike Intl Airport.

  • What documentation or ID do you need to fly to Colombo Bandaranaike Intl Airport?

    The necessary travel and health documents for your Colombo Bandaranaike Intl Airport 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 Washington, D.C. to Colombo Bandaranaike Intl Airport?

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

Compare and see reviews for airlines that fly from Washington, D.C. to Colombo Bandaranaike Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Etihad AirwaysPriceFrom $770Free CancellationRating
7.3
1,375 reviews
Search Etihad Airways flights
Air IndiaPriceFrom $830Free CancellationRating
5.5
2,978 reviews
Search Air India flights
Qatar AirwaysPriceFrom $870Free CancellationRating
7.4
3,727 reviews
Search Qatar Airways flights
Turkish AirlinesPriceFrom $884Free CancellationRating
7.3
4,208 reviews
Search Turkish Airlines flights
American AirlinesPriceFrom $900Free CancellationRating
7.2
11,205 reviews
Search American Airlines flights
Alaska AirlinesPriceFrom $954Free CancellationRating
8.0
11,806 reviews
Search Alaska Airlines flights
JetBluePriceFrom $985Free CancellationRating
7.2
2,892 reviews
Search JetBlue flights
IndiGoPriceFrom $1,082Free CancellationRating
6.8
528 reviews
Search IndiGo flights
EmiratesPriceFrom $1,361Free CancellationRating
8.1
3,490 reviews
Search Emirates flights

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Negombo

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

Yes. All flights to Colombo from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.

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Once you have performed a search for Washington, D.C. to Colombo flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Colombo from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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