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Cheap flights from Colombo Bandaranaike Intl Airport to Washington, D.C. from $484

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 11/23. 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.
Multiple Airlines Logo
8:15 pm - 9:05 pmCMB-IAD
34h 20m3 stops
Multiple Airlines Logo
8:45 pm - 8:35 amIAD-CMB
26h 20m2 stops
$891Multiple Airlines
Find Deal
mar., mars 24 - dim., sept. 20
Multiple Airlines Logo
9:10 am - 9:05 amCMB-IAD
34h 25m3 stops
Multiple Airlines Logo
10:40 am - 1:55 amIAD-CMB
28h 45m1 stop
$1,005Multiple Airlines
Find Deal
sam., déc. 20 - mer., déc. 31
Air Canada Logo
12:25 am - 8:54 pmCMB-IAD
29h 59m2 stops
Air Canada Logo
9:00 am - 12:30 pmIAD-CMB
42h 00m2 stops
$1,214Air Canada
Find Deal
mar., mars 10 - dim., mars 15
Air Canada Logo
12:50 pm - 8:54 pmCMB-IAD
41h 34m2 stops
Air Canada Logo
9:00 am - 12:30 pmIAD-CMB
42h 00m2 stops
$1,215Air Canada
Find Deal
mer., mars 11 - dim., mars 15
Etihad Airways Logo
4:30 pm - 10:05 amCMB-IAD
27h 05m1 stop
Etihad Airways Logo
3:35 pm - 2:50 amIAD-CMB
25h 45m1 stop
$1,228Etihad Airways
Find Deal
mar., mars 24 - dim., sept. 20
Qatar Airways Logo
3:25 am - 3:55 pmCMB-IAD
23h 00m1 stop
Qatar Airways Logo
10:40 am - 1:55 amIAD-CMB
28h 45m1 stop
$1,252Qatar Airways
Find Deal
ven., déc. 19 - mer., déc. 31
Etihad Airways Logo
9:35 pm - 10:05 amCMB-IAD
22h 00m1 stop
Etihad Airways Logo
3:35 pm - 2:50 amIAD-CMB
25h 45m1 stop
$1,288Etihad Airways
Find Deal
mer., mars 11 - dim., mars 15
Qatar Airways Logo
4:35 am - 3:40 pmCMB-IAD
20h 35m1 stop
Qatar Airways Logo
9:00 pm - 2:05 amIAD-CMB
19h 35m1 stop
$1,670Qatar Airways
Find Deal
jeu., avr. 30 - jeu., avr. 30
American Airlines Logo
4:15 am - 4:55 pmCMB-IAD
22h 10m1 stop
American Airlines Logo
5:10 pm - 9:45 amIAD-CMB
31h 05m2 stops
$1,750American Airlines
Find Deal
mer., mars 11 - dim., mars 15
American Airlines Logo
4:15 am - 4:55 pmCMB-IAD
22h 10m1 stop
American Airlines Logo
5:10 pm - 9:45 amIAD-CMB
31h 05m2 stops
$1,783American Airlines
Find Deal
mer., mars 11 - dim., mars 15

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

Our best Air Canada deals on Colombo Bandaranaike Intl Airport to Washington, D.C. Dulles Intl Airport flight tickets
Air Canada
Mar 10
CMB12:25 amColombo Bandaranaike Intl
29h 59m
2 stops
IAD8:54 pmWashington, D.C. Dulles Intl
Mar 15
IAD9:00 amWashington, D.C. Dulles Intl
42h 00m
2 stops
CMB12:30 pmColombo Bandaranaike Intl
$1,214
Find similar
Air Canada
Mar 11
CMB12:50 pmColombo Bandaranaike Intl
41h 34m
2 stops
IAD8:54 pmWashington, D.C. Dulles Intl
Mar 15
IAD9:00 amWashington, D.C. Dulles Intl
42h 00m
2 stops
CMB12:30 pmColombo Bandaranaike Intl
$1,215
Find similar
Air Canada
Mar 10
CMB12:40 amColombo Bandaranaike Intl
44h 19m
2 stops
IAD11:29 amWashington, D.C. Dulles Intl
Mar 15
IAD9:00 amWashington, D.C. Dulles Intl
42h 00m
2 stops
CMB12:30 pmColombo Bandaranaike Intl
$1,229
Find similar

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

Our best Etihad Airways deals on Colombo Bandaranaike Intl Airport to Washington, D.C. Dulles Intl Airport flight tickets
Etihad Airways
Mar 24
CMB4:30 pmColombo Bandaranaike Intl
27h 05m
1 stop
IAD10:05 amWashington, D.C. Dulles Intl
Sep 20
IAD3:35 pmWashington, D.C. Dulles Intl
25h 45m
1 stop
CMB2:50 amColombo Bandaranaike Intl
$1,228
Find similar
Etihad Airways
Mar 11
CMB9:35 pmColombo Bandaranaike Intl
22h 00m
1 stop
IAD10:05 amWashington, D.C. Dulles Intl
Mar 15
IAD3:35 pmWashington, D.C. Dulles Intl
25h 45m
1 stop
CMB2:50 amColombo Bandaranaike Intl
$1,288
Find similar
Etihad Airways
Dec 2
CMB4:00 amColombo Bandaranaike Intl
22h 00m
1 stop
IAD3:30 pmWashington, D.C. Dulles Intl
Dec 21
IAD2:35 pmWashington, D.C. Dulles Intl
25h 45m
1 stop
CMB2:50 amColombo Bandaranaike Intl
$1,842
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Colombo Bandaranaike Intl Airport to Washington, D.C. Dulles 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 novembre 4, 2025.
Use the filters below to find and compare flights from Colombo Bandaranaike Intl Airport to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ColomboWashington, D.C.

CMB - IAD

CMBIAD

Colombo Bandaranaike Intl

mar. 3/24

8:15 pm-9:05 pm

3 stops34h 20m

Washington, D.C. Dulles Intl

dim. 9/20

8:45 pm-8:35 am

2 stops26h 20m

$891

ColomboWashington, D.C.

CMB - IAD

CMBIAD

Colombo Bandaranaike Intl

sam. 12/20

9:10 am-9:05 am

3 stops34h 25m

Washington, D.C. Dulles Intl

mer. 12/31

10:40 am-1:55 am

1 stop28h 45m

$1,005

ColomboWashington, D.C.

CMB - IAD

CMBIAD

Colombo Bandaranaike Intl

mar. 3/10

12:25 am-8:54 pm

2 stops29h 59m

Washington, D.C. Dulles Intl

dim. 3/15

9:00 am-12:30 pm

2 stops42h 00m

$1,214

ColomboWashington, D.C.

CMB - IAD

CMBIAD

Colombo Bandaranaike Intl

mer. 3/11

12:50 pm-8:54 pm

2 stops41h 34m

Washington, D.C. Dulles Intl

dim. 3/15

9:00 am-12:30 pm

2 stops42h 00m

$1,215

ColomboWashington, D.C.

CMB - IAD

CMBIAD

Colombo Bandaranaike Intl

mar. 3/24

4:30 pm-10:05 am

1 stop27h 05m

Washington, D.C. Dulles Intl

dim. 9/20

3:35 pm-2:50 am

1 stop25h 45m

$1,228

ColomboWashington, D.C.

CMB - IAD

CMBIAD

Colombo Bandaranaike Intl

ven. 12/19

3:25 am-3:55 pm

1 stop23h 00m

Washington, D.C. Dulles Intl

mer. 12/31

10:40 am-1:55 am

1 stop28h 45m

$1,252

ColomboWashington, D.C.

CMB - IAD

CMBIAD

Colombo Bandaranaike Intl

mer. 3/11

9:35 pm-10:05 am

1 stop22h 00m

Washington, D.C. Dulles Intl

dim. 3/15

3:35 pm-2:50 am

1 stop25h 45m

$1,288

ColomboWashington, D.C.

CMB - IAD

CMBIAD

Colombo Bandaranaike Intl

jeu. 4/30

4:35 am-3:40 pm

1 stop20h 35m

Washington, D.C. Dulles Intl

jeu. 4/30

9:00 pm-2:05 am

1 stop19h 35m

$1,670

ColomboWashington, D.C.

CMB - IAD

CMBIAD

Colombo Bandaranaike Intl

mer. 3/11

4:15 am-4:55 pm

1 stop22h 10m

Washington, D.C. Dulles Intl

dim. 3/15

5:10 pm-9:45 am

2 stops31h 05m

$1,750

ColomboWashington, D.C.

CMB - IAD

CMBIAD

Colombo Bandaranaike Intl

mer. 3/11

4:15 am-4:55 pm

1 stop22h 10m

Washington, D.C. Dulles Intl

dim. 3/15

5:10 pm-9:45 am

2 stops31h 05m

$1,783

Flights are sorted by cheapest round-trip flights first.

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

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

In general, February is the cheapest month to fly from Colombo Bandaranaike Intl Airport to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $950. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $1,176.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our data shows that Friday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $1,248. 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. Dulles Intl Airport for around $1,824.

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

Flying to Washington, D.C. Dulles Intl Airport from Colombo Bandaranaike Intl Airport in the morning is the least expensive time of day to depart. momondo users have found prices as low as $1,385 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $1,725 on average. Flights to Washington, D.C. Dulles Intl Airport from Colombo Bandaranaike Intl Airport in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

You could potentially save up to 24% on your flight if you consider stops on a Colombo Bandaranaike Intl Airport to Washington, D.C. Dulles Intl Airport flight.

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

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

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

Direct flights

None
There are no direct flights from Colombo Bandaranaike Intl Airport to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Colombo Bandaranaike Intl Airport to Washington, D.C. Dulles Intl Airport.
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  • How far is Colombo Bandaranaike Intl to Washington, D.C. Dulles Intl by plane?

    Colombo Bandaranaike Intl and Washington, D.C. Dulles Intl are 8927.8 mi apart from one another. A reasonable flight in good conditions will take 20h 35m.

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

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

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

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

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

    The travel and health documents you'll need for your trip to Washington, D.C. Dulles Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. It is always advisable to seek 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. Dulles Intl Airport?

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

Compare and see reviews for airlines that fly from Colombo Bandaranaike Intl Airport to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Qatar AirwaysPriceFrom $929Free CancellationRating
7.4
3,660 reviews
Search Qatar Airways flights
Etihad AirwaysPriceFrom $942Free CancellationRating
7.4
1,285 reviews
Search Etihad Airways flights
American AirlinesPriceFrom $1,267Free CancellationRating
7.2
11,040 reviews
Search American Airlines flights

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

It is quick and easy to find Colombo to Washington, D.C. flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Washington, D.C. that suits you.

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.?

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 Washington, D.C. from Colombo.

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

Yes. momondo can track prices for Colombo to Washington, D.C. flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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