Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Washington, D.C. Reagan-National Airport to Colombo from $557

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. Reagan-National Airport to Colombo departing on 1/25. 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
0 bags

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Washington, D.C. Reagan-National Airport to Colombo

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air India Logo
6:00 am - 7:20 am
DCA
-
CMB
38h 50m2 stops
Air India Logo
9:40 am - 10:59 pm
CMB
-
DCA
46h 49m2 stops
$963Air India
Sun, Jan 25 - Wed, Mar 11
Multiple Airlines Logo
6:50 pm - 4:25 am
DCA
-
CMB
23h 05m2 stops
Multiple Airlines Logo
12:25 am - 9:58 pm
CMB
-
DCA
32h 03m2 stops
$967Multiple Airlines
Fri, Jan 23 - Thu, Jan 29
Multiple Airlines Logo
4:15 pm - 4:25 am
DCA
-
CMB
25h 40m2 stops
Multiple Airlines Logo
12:25 am - 9:58 pm
CMB
-
DCA
32h 03m2 stops
$974Multiple Airlines
Fri, Jan 23 - Thu, Feb 5
Multiple Airlines Logo
4:15 pm - 12:30 pm
DCA
-
CMB
33h 45m2 stops
Multiple Airlines Logo
2:20 am - 9:58 pm
CMB
-
DCA
29h 08m2 stops
$978Multiple Airlines
Wed, Mar 4 - Sat, Mar 21
Multiple Airlines Logo
4:15 pm - 4:25 am
DCA
-
CMB
25h 40m2 stops
Multiple Airlines Logo
2:20 am - 7:59 pm
CMB
-
DCA
28h 09m2 stops
$984Multiple Airlines
Fri, Jan 23 - Fri, Feb 6
Air India Logo
6:00 am - 4:05 pm
DCA
-
CMB
48h 35m2 stops
Air India Logo
4:00 pm - 10:59 pm
CMB
-
DCA
40h 29m2 stops
$985Air India
Sat, Apr 4 - Mon, May 4
Air India Logo
6:00 am - 7:20 am
DCA
-
CMB
38h 50m2 stops
Air India Logo
4:00 pm - 10:59 pm
CMB
-
DCA
41h 29m2 stops
$986Air India
Sat, Jan 24 - Sun, Mar 1
Multiple Airlines Logo
6:15 am - 8:20 pm
DCA
-
CMB
27h 35m2 stops
Multiple Airlines Logo
4:05 am - 10:59 pm
CMB
-
DCA
28h 24m2 stops
$987Multiple Airlines
Tue, Feb 10 - Fri, Apr 10
Multiple Airlines Logo
6:00 am - 12:45 pm
DCA
-
CMB
45h 15m2 stops
Multiple Airlines Logo
3:25 am - 3:48 pm
CMB
-
DCA
45h 53m2 stops
$992Multiple Airlines
Fri, May 1 - Thu, Jun 4
Multiple Airlines Logo
6:00 am - 12:45 pm
DCA
-
CMB
45h 15m2 stops
Multiple Airlines Logo
3:25 am - 9:48 pm
CMB
-
DCA
27h 53m2 stops
$993Multiple Airlines
Fri, May 1 - Thu, Jun 4

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

Our best Air Canada deals on Washington, D.C. Reagan-National Airport to Colombo Bandaranaike Intl Airport flight tickets
Air Canada
Feb 3
DCA4:15 pmWashington, D.C. Reagan-National
26h 40m
2 stops
CMB5:25 amColombo Bandaranaike Intl
Feb 14
CMB12:50 pmColombo Bandaranaike Intl
57h 59m
2 stops
DCA12:19 pmWashington, D.C. Reagan-National
$999
Find similar
Air Canada
Jan 24
DCA4:15 pmWashington, D.C. Reagan-National
26h 40m
2 stops
CMB5:25 amColombo Bandaranaike Intl
Feb 28
CMB2:20 amColombo Bandaranaike Intl
30h 08m
2 stops
DCA9:58 pmWashington, D.C. Reagan-National
$1,002
Find similar
Air Canada
Feb 1
DCA12:55 pmWashington, D.C. Reagan-National
37h 05m
2 stops
CMB12:30 pmColombo Bandaranaike Intl
Feb 14
CMB12:50 pmColombo Bandaranaike Intl
57h 59m
2 stops
DCA12:19 pmWashington, D.C. Reagan-National
$1,007
Find similar

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

Our best Air India deals on Washington, D.C. Reagan-National Airport to Colombo Bandaranaike Intl Airport flight tickets
Air India
Jan 24
DCA6:00 amWashington, D.C. Reagan-National
38h 50m
2 stops
CMB7:20 amColombo Bandaranaike Intl
Mar 1
CMB4:00 pmColombo Bandaranaike Intl
41h 29m
2 stops
DCA10:59 pmWashington, D.C. Reagan-National
$954
Find similar
Air India
Jan 25
DCA6:00 amWashington, D.C. Reagan-National
38h 50m
2 stops
CMB7:20 amColombo Bandaranaike Intl
Mar 11
CMB9:40 amColombo Bandaranaike Intl
46h 49m
2 stops
DCA10:59 pmWashington, D.C. Reagan-National
$963
Find similar
Air India
Apr 4
DCA6:00 amWashington, D.C. Reagan-National
48h 35m
2 stops
CMB4:05 pmColombo Bandaranaike Intl
May 4
CMB4:00 pmColombo Bandaranaike Intl
40h 29m
2 stops
DCA10:59 pmWashington, D.C. Reagan-National
$985
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National 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 December 10, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Colombo Bandaranaike Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Sun 1/25

6:00 am-7:20 am

2 stops38h 50m

Colombo Bandaranaike Intl

Wed 3/11

9:40 am-10:59 pm

2 stops46h 49m

$963

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Fri 1/23

6:50 pm-4:25 am

2 stops23h 05m

Colombo Bandaranaike Intl

Thu 1/29

12:25 am-9:58 pm

2 stops32h 03m

$967

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Fri 1/23

4:15 pm-4:25 am

2 stops25h 40m

Colombo Bandaranaike Intl

Thu 2/5

12:25 am-9:58 pm

2 stops32h 03m

$974

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Wed 3/4

4:15 pm-12:30 pm

2 stops33h 45m

Colombo Bandaranaike Intl

Sat 3/21

2:20 am-9:58 pm

2 stops29h 08m

$978

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Fri 1/23

4:15 pm-4:25 am

2 stops25h 40m

Colombo Bandaranaike Intl

Fri 2/6

2:20 am-7:59 pm

2 stops28h 09m

$984

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Sat 4/4

6:00 am-4:05 pm

2 stops48h 35m

Colombo Bandaranaike Intl

Mon 5/4

4:00 pm-10:59 pm

2 stops40h 29m

$985

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Sat 1/24

6:00 am-7:20 am

2 stops38h 50m

Colombo Bandaranaike Intl

Sun 3/1

4:00 pm-10:59 pm

2 stops41h 29m

$986

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Tue 2/10

6:15 am-8:20 pm

2 stops27h 35m

Colombo Bandaranaike Intl

Fri 4/10

4:05 am-10:59 pm

2 stops28h 24m

$987

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Fri 5/1

6:00 am-12:45 pm

2 stops45h 15m

Colombo Bandaranaike Intl

Thu 6/4

3:25 am-3:48 pm

2 stops45h 53m

$992

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Fri 5/1

6:00 am-12:45 pm

2 stops45h 15m

Colombo Bandaranaike Intl

Thu 6/4

3:25 am-9:48 pm

2 stops27h 53m

$993

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Colombo from

How to get the cheapest flight ticket from Washington, D.C. Reagan-National 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 cheapest day to depart on your flight to Colombo Bandaranaike Intl Airport?

On average, the least expensive day to fly to Colombo Bandaranaike Intl Airport from Washington, D.C. Reagan-National Airport is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $1,246. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Washington, D.C. Reagan-National Airport to Colombo Bandaranaike Intl Airport for around $1,333.

What is the cheapest time of day to depart on your flight to Colombo Bandaranaike Intl Airport?

In the evening is the cheapest time of day to fly from Washington, D.C. Reagan-National Airport to Colombo Bandaranaike Intl Airport when you can find flight prices for as low as $1,238. Flying to Colombo Bandaranaike Intl Airport in the evening is an ideal time because this is during off-peak travel hours. At noon is when there is more demand to fly to Colombo Bandaranaike Intl Airport, so prices are often more expensive at around $1,277 per ticket.

When to book flights from Washington, D.C. Reagan-National 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. Reagan-National 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. Reagan-National Airport to Colombo Bandaranaike Intl Airport (DCA to CMB) flight deals and tips

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

Fastest flight time

21h 55m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Colombo Bandaranaike Intl Airport takes 21h 55m
There are no direct flights from Washington, D.C. Reagan-National Airport to Colombo Bandaranaike Intl Airport. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Colombo Bandaranaike Intl Airport.
Search flight deals

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

    The distance between Washington, D.C. Reagan-National and Colombo Bandaranaike Intl is about 8922.6 mi. In terms of flight time, this usually takes a little over 21h 55m.

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

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Reagan-National Airport to Colombo Bandaranaike Intl Airport.

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

    The travel and health documents you'll need for your trip to Colombo Bandaranaike 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 Colombo Bandaranaike Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Colombo?

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

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to Colombo. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Colombo from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

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

momondo provides multiple filters to help you find the best flight to Colombo from Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to Colombo from Washington, D.C.. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Colombo Bandaranaike Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 1/9
Fri 1/16
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Colombo