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Cheap flights from Washington, D.C. Dulles Intl Airport to Colombo from $413

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. Dulles Intl Airport to Colombo departing on 9/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Colombo

Cheap round-trip flights

Enter your travel dates to find the best prices.
Etihad Airways Logo
3:10 pm - 8:35 pm
IAD
-
CMB
19h 55m
1 stop
Etihad Airways Logo
9:50 pm - 9:45 am
CMB
-
IAD
21h 25m
1 stop
$951Etihad Airways
Tue, Sep 22 - Fri, Oct 23
Etihad Airways Logo
3:10 pm - 3:00 am
IAD
-
CMB
26h 20m
1 stop
Etihad Airways Logo
4:10 am - 9:45 am
CMB
-
IAD
39h 05m
1 stop
$967Etihad Airways
Mon, Aug 31 - Wed, Sep 30
Etihad Airways Logo
3:10 pm - 3:00 am
IAD
-
CMB
26h 20m
1 stop
Etihad Airways Logo
10:00 am - 9:45 am
CMB
-
IAD
33h 15m
1 stop
$968Etihad Airways
Thu, Sep 3 - Mon, Sep 7
Etihad Airways Logo
3:10 pm - 8:35 am
IAD
-
CMB
31h 55m
1 stop
Etihad Airways Logo
4:10 am - 9:45 am
CMB
-
IAD
39h 05m
1 stop
$979Etihad Airways
Sun, Aug 16 - Fri, Sep 4
Etihad Airways Logo
3:10 pm - 8:35 pm
IAD
-
CMB
19h 55m
1 stop
Etihad Airways Logo
9:35 pm - 10:05 am
CMB
-
IAD
22h 00m
1 stop
$980Etihad Airways
Thu, Sep 3 - Sat, Oct 31
Etihad Airways Logo
3:10 pm - 2:55 pm
IAD
-
CMB
38h 15m
1 stop
Etihad Airways Logo
4:10 am - 9:45 am
CMB
-
IAD
39h 05m
1 stop
$981Etihad Airways
Thu, Aug 27 - Wed, Sep 23
Etihad Airways Logo
3:10 pm - 2:55 pm
IAD
-
CMB
38h 15m
1 stop
Etihad Airways Logo
4:10 am - 9:45 am
CMB
-
IAD
39h 05m
1 stop
$992Etihad Airways
Thu, Oct 15 - Mon, Oct 19
Etihad Airways Logo
3:10 pm - 8:35 am
IAD
-
CMB
31h 55m
1 stop
Etihad Airways Logo
10:00 am - 9:45 am
CMB
-
IAD
33h 15m
1 stop
$1,002Etihad Airways
Thu, Jul 30 - Sat, Aug 29
Qatar Airways Logo
10:40 am - 4:30 pm
IAD
-
CMB
19h 20m
1 stop
Qatar Airways Logo
7:30 pm - 3:55 pm
CMB
-
IAD
30h 55m
1 stop
$1,004Qatar Airways
Sun, Nov 1 - Fri, Nov 13
Qatar Airways Logo
8:05 pm - 1:55 am
IAD
-
CMB
19h 20m
1 stop
Qatar Airways Logo
11:15 am - 8:20 am
CMB
-
IAD
31h 35m
1 stop
$1,006Qatar Airways
Tue, Nov 10 - Tue, Dec 8

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

Our best Etihad Airways deals on Washington, D.C. Dulles Intl Airport to Colombo Bandaranaike Intl Airport flight tickets
Etihad Airways
Sep 22
IAD3:10 pmWashington, D.C. Dulles Intl
19h 55m
1 stop
CMB8:35 pmColombo Bandaranaike Intl
Oct 23
CMB9:50 pmColombo Bandaranaike Intl
21h 25m
1 stop
IAD9:45 amWashington, D.C. Dulles Intl
$951
Etihad Airways
Aug 31
IAD3:10 pmWashington, D.C. Dulles Intl
26h 20m
1 stop
CMB3:00 amColombo Bandaranaike Intl
Sep 30
CMB4:10 amColombo Bandaranaike Intl
39h 05m
1 stop
IAD9:45 amWashington, D.C. Dulles Intl
$967
Etihad Airways
Sep 3
IAD3:10 pmWashington, D.C. Dulles Intl
26h 20m
1 stop
CMB3:00 amColombo Bandaranaike Intl
Sep 7
CMB10:00 amColombo Bandaranaike Intl
33h 15m
1 stop
IAD9:45 amWashington, D.C. Dulles Intl
$968

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

Our best Qatar Airways deals on Washington, D.C. Dulles Intl Airport to Colombo Bandaranaike Intl Airport flight tickets
Qatar Airways
Nov 1
IAD10:40 amWashington, D.C. Dulles Intl
19h 20m
1 stop
CMB4:30 pmColombo Bandaranaike Intl
Nov 13
CMB7:30 pmColombo Bandaranaike Intl
30h 55m
1 stop
IAD3:55 pmWashington, D.C. Dulles Intl
$1,004
Qatar Airways
Nov 10
IAD8:05 pmWashington, D.C. Dulles Intl
19h 20m
1 stop
CMB1:55 amColombo Bandaranaike Intl
Dec 8
CMB11:15 amColombo Bandaranaike Intl
31h 35m
1 stop
IAD8:20 amWashington, D.C. Dulles Intl
$1,006
Qatar Airways
Oct 18
IAD9:00 pmWashington, D.C. Dulles Intl
26h 30m
1 stop
CMB9:00 amColombo Bandaranaike Intl
Nov 8
CMB7:30 pmColombo Bandaranaike Intl
30h 55m
1 stop
IAD3:55 pmWashington, D.C. Dulles Intl
$1,044

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport 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 June 5, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Colombo Bandaranaike Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Washington, D.C.Colombo

IAD - CMB

IADCMB

Washington, D.C. Dulles Intl

Tue 9/22

3:10 pm-8:35 pm

1 stop19h 55m

Colombo Bandaranaike Intl

Fri 10/23

9:50 pm-9:45 am

1 stop21h 25m

$951

Washington, D.C.Colombo

IAD - CMB

IADCMB

Washington, D.C. Dulles Intl

Mon 8/31

3:10 pm-3:00 am

1 stop26h 20m

Colombo Bandaranaike Intl

Wed 9/30

4:10 am-9:45 am

1 stop39h 05m

$967

Washington, D.C.Colombo

IAD - CMB

IADCMB

Washington, D.C. Dulles Intl

Thu 9/3

3:10 pm-3:00 am

1 stop26h 20m

Colombo Bandaranaike Intl

Mon 9/7

10:00 am-9:45 am

1 stop33h 15m

$968

Washington, D.C.Colombo

IAD - CMB

IADCMB

Washington, D.C. Dulles Intl

Sun 8/16

3:10 pm-8:35 am

1 stop31h 55m

Colombo Bandaranaike Intl

Fri 9/4

4:10 am-9:45 am

1 stop39h 05m

$979

Washington, D.C.Colombo

IAD - CMB

IADCMB

Washington, D.C. Dulles Intl

Thu 9/3

3:10 pm-8:35 pm

1 stop19h 55m

Colombo Bandaranaike Intl

Sat 10/31

9:35 pm-10:05 am

1 stop22h 00m

$980

Washington, D.C.Colombo

IAD - CMB

IADCMB

Washington, D.C. Dulles Intl

Thu 8/27

3:10 pm-2:55 pm

1 stop38h 15m

Colombo Bandaranaike Intl

Wed 9/23

4:10 am-9:45 am

1 stop39h 05m

$981

Washington, D.C.Colombo

IAD - CMB

IADCMB

Washington, D.C. Dulles Intl

Thu 10/15

3:10 pm-2:55 pm

1 stop38h 15m

Colombo Bandaranaike Intl

Mon 10/19

4:10 am-9:45 am

1 stop39h 05m

$992

Washington, D.C.Colombo

IAD - CMB

IADCMB

Washington, D.C. Dulles Intl

Thu 7/30

3:10 pm-8:35 am

1 stop31h 55m

Colombo Bandaranaike Intl

Sat 8/29

10:00 am-9:45 am

1 stop33h 15m

$1,002

Washington, D.C.Colombo

IAD - CMB

IADCMB

Washington, D.C. Dulles Intl

Sun 11/1

10:40 am-4:30 pm

1 stop19h 20m

Colombo Bandaranaike Intl

Fri 11/13

7:30 pm-3:55 pm

1 stop30h 55m

$1,004

Washington, D.C.Colombo

IAD - CMB

IADCMB

Washington, D.C. Dulles Intl

Tue 11/10

8:05 pm-1:55 am

1 stop19h 20m

Colombo Bandaranaike Intl

Tue 12/8

11:15 am-8:20 am

1 stop31h 35m

$1,006

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Colombo from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport 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 February, then book flights to Colombo Bandaranaike Intl Airport from Washington, D.C. Dulles Intl Airport during April instead. Flights to Colombo Bandaranaike Intl Airport in April, while not as cheap as those in February, still average around $909.

How far in advance should I book a flight from Washington, D.C. Dulles Intl Airport to Colombo Bandaranaike Intl Airport?

You are more likely to see cheaper flights to Colombo Bandaranaike Intl Airport from Washington, D.C. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Colombo Bandaranaike Intl Airport for around $1,076 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. Dulles Intl Airport for as low as $1,057 on momondo.

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

You could potentially save up to 16% on your flight if you consider stops on a Washington, D.C. Dulles Intl Airport to Colombo Bandaranaike Intl Airport flight.

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

As of June 2026, prices for Washington, D.C. Dulles Intl Airport to Colombo Bandaranaike Intl Airport flights are approximately 32% cheaper when compared to flights at the same time last year.

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

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport to Colombo Bandaranaike Intl Airport (IAD to CMB) flight deals and tips

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

Fastest flight time

19h 20m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Colombo Bandaranaike Intl Airport takes 19h 20m
There are no direct flights from Washington, D.C. Dulles Intl Airport to Colombo Bandaranaike Intl Airport. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Colombo Bandaranaike Intl Airport.
Search flight deals

Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Colombo Bandaranaike Intl Airport

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

    The straight-line distance from Washington, D.C. Dulles Intl to Colombo Bandaranaike Intl is 8927.8 mi. 19h 20m is a normal flight duration for this route.

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

    Prices for flights from Washington, D.C. Dulles Intl Airport to Colombo Bandaranaike Intl Airport refresh daily.

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

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

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

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Colombo Bandaranaike Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Etihad AirwaysPriceFrom $820Free CancellationRating
7.3
1,448 reviews
Search Etihad Airways flights
Qatar AirwaysPriceFrom $855Free CancellationRating
7.4
3,731 reviews
Search Qatar Airways flights
Turkish AirlinesPriceFrom $882Free CancellationRating
7.4
4,411 reviews
Search Turkish Airlines flights
Alaska AirlinesPriceFrom $954Free CancellationRating
7.9
12,469 reviews
Search Alaska Airlines flights
JetBluePriceFrom $985Free CancellationRating
7.1
2,982 reviews
Search JetBlue flights
American AirlinesPriceFrom $1,167Free CancellationRating
7.1
11,652 reviews
Search American Airlines flights
EmiratesPriceFrom $1,361Free CancellationRating
8.1
3,576 reviews
Search Emirates flights

Traveling to a place near Colombo?

Book flights to Colombo if you plan to visit one of these locations
Negombo
Marawila

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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 Colombo from Washington, D.C..

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

All flight searches from Washington, D.C. to Colombo on momondo can be filtered to show those which offer flexible booking policies.

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Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Colombo from Washington, D.C..

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