In terms of precipitation, rainfall in Colombo Bandaranaike Intl Airport ranges from 2.4 - 13.8 inches per month. October is typically the wettest month, when rainfall can reach 13.8 in. February is typically the driest time to visit Colombo Bandaranaike Intl Airport when rainfall is around 2.4 in.

If weather is an important factor for your trip to Colombo Bandaranaike Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, March is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 80.6 F).

Most accurate provider : When it comes to deals on Washington, D.C. Reagan-National Airport-Colombo Bandaranaike Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Washington, D.C. Reagan-National Airport-Colombo Bandaranaike Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Washington, D.C. Reagan-National Airport-Colombo Bandaranaike Intl Airport flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Washington, D.C. Reagan-National Airport-Colombo Bandaranaike Intl Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Reagan-National Airport-Colombo Bandaranaike Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Reagan-National to Colombo that include hotel bookings?

Yes. In addition to deals on Reagan-National to Colombo flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Reagan-National to Colombo?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to Colombo.

Can I find deals for business class flights from Reagan-National to Colombo?

Yes. Cheapflights offers flight deals from Reagan-National to Colombo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$722+ Flights from Washington, D.C. Reagan-National Airport to Colombo Bandaranaike Intl Airport

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Find flight deals from Reagan-National to Colombo

Cheapest flights from Reagan-National to Colombo
Explore the most affordable flight options available from Reagan-National to Colombo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.

Mon 11/105:22 pmDCA - CMB

2 stops22h 03mQatar Airways

Sun 2/154:15 amCMB - DCA

2 stops28h 45mQatar Airways

Deal found 10/28

$1,120

Mon 11/176:24 amDCA - CMB

2 stops23h 36mQatar Airways

Tue 12/163:25 amCMB - DCA

2 stops26h 57mQatar Airways

Deal found 10/27

$1,147

Mon 11/105:22 pmDCA - CMB

2 stops22h 03mQatar Airways

Mon 2/164:15 amCMB - DCA

2 stops25h 14mQatar Airways

Deal found 10/28

$1,154

Mon 11/245:15 pmDCA - CMB

2 stops22h 10mQatar Airways

Fri 12/57:30 pmCMB - DCA

2 stops33h 57mQatar Airways

Deal found 10/27

$1,155

Mon 11/105:22 pmDCA - CMB

2 stops22h 03mQatar Airways

Sat 2/144:15 amCMB - DCA

2 stops25h 13mQatar Airways

Deal found 10/28

$1,186

Tue 11/114:55 pmDCA - CMB

2 stops22h 30mQatar Airways

Tue 11/254:15 amCMB - DCA

2 stops29h 14mQatar Airways

Deal found 10/26

$1,189

Sat 11/86:24 amDCA - CMB

2 stops33h 01mQatar Airways

Sun 12/214:15 amCMB - DCA

2 stops27h 15mQatar Airways

Deal found 10/25

$1,194

Sat 11/85:45 pmDCA - CMB

2 stops36h 15mQatar Airways

Mon 2/1610:15 amCMB - DCA

2 stops43h 14mQatar Airways

Deal found 10/27

$1,202

Wed 11/56:24 amDCA - CMB

2 stops23h 36mQatar Airways

Wed 11/124:15 amCMB - DCA

2 stops26h 07mQatar Airways

Deal found 10/28

$1,204

Mon 10/273:25 pmDCA - CMB

2 stops46h 35mMultiple Airlines

Sun 11/212:45 amCMB - DCA

2 stops33h 41mMultiple Airlines

Deal found 10/26

$1,207

Best flights from Reagan-National to Colombo
Discover carefully curated flight deals from Reagan-National to Colombo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 28, 2025.

Wed 11/266:15 amDCA - CMB

2 stops23h 45mQatar Airways

Wed 12/103:25 amCMB - DCA

2 stops25h 09mQatar Airways

Deal found 10/26

$1,155

Sat 11/154:59 pmDCA - CMB

2 stops44h 01mMultiple Airlines

Sun 2/1512:45 amCMB - DCA

2 stops32h 44mMultiple Airlines

Deal found 10/27

$1,257

Mon 11/245:15 pmDCA - CMB

2 stops22h 10mQatar Airways

Thu 12/43:25 amCMB - DCA

2 stops30h 03mQatar Airways

Deal found 10/27

$1,155

Tue 3/105:08 pmDCA - CMB

2 stops44h 52mMultiple Airlines

Sat 3/2812:45 amCMB - DCA

2 stops31h 45mMultiple Airlines

Deal found 10/27

$1,257

Fri 1/93:30 pmDCA - CMB

2 stops23h 55mQatar Airways

Fri 1/307:30 pmCMB - DCA

2 stops36h 51mQatar Airways

Deal found 10/26

$1,159

Sat 11/84:59 pmDCA - CMB

2 stops44h 01mMultiple Airlines

Sun 2/1512:45 amCMB - DCA

2 stops28h 44mMultiple Airlines

Deal found 10/27

$1,268

Fri 2/65:25 pmDCA - CMB

2 stops22h 50mQatar Airways

Sun 3/17:30 pmCMB - DCA

2 stops32h 59mQatar Airways

Deal found 10/26

$1,198

Wed 1/73:30 pmDCA - CMB

2 stops23h 55mQatar Airways

Tue 1/204:15 amCMB - DCA

2 stops27h 45mQatar Airways

Deal found 10/28

$1,203

Sat 11/85:45 pmDCA - CMB

2 stops36h 15mQatar Airways

Fri 12/57:30 pmCMB - DCA

2 stops33h 57mQatar Airways

Deal found 10/27

$1,233

Thu 11/134:55 pmDCA - CMB

2 stops23h 20mQatar Airways

Tue 2/174:15 amCMB - DCA

2 stops24h 14mQatar Airways

Deal found 10/28

$1,248

Thu 11/134:55 pmDCA - CMB

2 stops23h 20mQatar Airways

Thu 2/124:15 amCMB - DCA

2 stops28h 45mQatar Airways

Deal found 10/28

$1,248

Thu 11/134:55 pmDCA - CMB

2 stops23h 20mQatar Airways

Sun 2/154:15 amCMB - DCA

2 stops28h 45mQatar Airways

Deal found 10/28

$1,248

Last-minute flights from Reagan-National to Colombo
Discover last-minute flight deals from Reagan-National to Colombo. Data last updated October 28, 2025 and is based on user searches.

Tue 11/44:55 pmDCA - CMB

2 stops37h 05mQatar Airways

Tue 11/113:25 amCMB - DCA

2 stops25h 09mQatar Airways

Deal found 10/27

$1,210

Wed 11/56:24 amDCA - CMB

2 stops23h 36mQatar Airways

Wed 11/124:15 amCMB - DCA

2 stops26h 07mQatar Airways

Deal found 10/28

$1,204

Sat 11/86:24 amDCA - CMB

2 stops33h 01mQatar Airways

Sun 12/214:15 amCMB - DCA

2 stops27h 15mQatar Airways

Deal found 10/25

$1,194

Sat 11/85:45 pmDCA - CMB

2 stops36h 15mQatar Airways

Mon 2/1610:15 amCMB - DCA

2 stops43h 14mQatar Airways

Deal found 10/27

$1,202

Mon 11/105:22 pmDCA - CMB

2 stops22h 03mQatar Airways

Sun 2/154:15 amCMB - DCA

2 stops28h 45mQatar Airways

Deal found 10/28

$1,120

Mon 11/105:22 pmDCA - CMB

2 stops22h 03mQatar Airways

Mon 2/164:15 amCMB - DCA

2 stops25h 14mQatar Airways

Deal found 10/28

$1,154

Mon 11/105:22 pmDCA - CMB

2 stops22h 03mQatar Airways

Sat 2/144:15 amCMB - DCA

2 stops25h 13mQatar Airways

Deal found 10/28

$1,186

Tue 11/116:24 amDCA - CMB

2 stops26h 26mQatar Airways

Thu 12/43:25 amCMB - DCA

2 stops30h 03mQatar Airways

Deal found 10/27

$1,189

Tue 11/114:55 pmDCA - CMB

2 stops22h 30mQatar Airways

Wed 11/2610:15 amCMB - DCA

2 stops39h 14mQatar Airways

Deal found 10/26

$1,191

Mon 11/176:24 amDCA - CMB

2 stops23h 36mQatar Airways

Tue 12/163:25 amCMB - DCA

2 stops26h 57mQatar Airways

Deal found 10/27

$1,147

Mon 11/245:15 pmDCA - CMB

2 stops22h 10mQatar Airways

Fri 12/57:30 pmCMB - DCA

2 stops33h 57mQatar Airways

Deal found 10/27

$1,155

One-way flights from Reagan-National to Colombo
Search for one-way flight options from Reagan-National to Colombo. Find affordable one-way fares based on user searches. Data last updated October 28, 2025.

Sat 12/611:05 amDCA - CMB

3 stops30h 45mMultiple Airlines

Deal found 10/26

$722

Sun 12/711:05 amDCA - CMB

3 stops31h 10mMultiple Airlines

Deal found 10/26

$765

Mon 12/16:15 amDCA - CMB

2 stops22h 15mAir India

Deal found 10/26

$812

Tue 11/44:51 pmDCA - CMB

2 stops22h 34mQatar Airways

Deal found 10/27

$819

Mon 12/16:15 amDCA - CMB

3 stops33h 00mMultiple Airlines

Deal found 10/26

$823

Tue 12/24:47 pmDCA - CMB

2 stops22h 38mQatar Airways

Deal found 10/26

$825

Tue 12/911:05 amDCA - CMB

3 stops34h 35mMultiple Airlines

Deal found 10/26

$849

Wed 11/261:44 pmDCA - CMB

2 stops33h 31mQatar Airways

Deal found 10/26

$855

Mon 11/33:44 pmDCA - CMB

2 stops23h 41mQatar Airways

Deal found 10/26

$859

Wed 12/31:44 pmDCA - CMB

2 stops26h 31mQatar Airways

Deal found 10/26

$863

Sun 12/76:00 amDCA - CMB

2 stops24h 00mQatar Airways

Deal found 10/26

$864

Tue 12/27:35 pmDCA - CMB

3 stops51h 40mGulf Air

Deal found 10/26

$877

Cheap flight deals from Reagan-National to Colombo

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$1,040 (American Airlines)
One-way from	$722 (Mytrip)
Popular in	December
Cheapest in	September
Average price	$994

Provider with most accurate pricing for Washington, D.C. Reagan-National-Colombo Bandaranaike Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for Washington, D.C. Reagan-National-Colombo Bandaranaike Intl flights.

Search Deals

From Washington, D.C. Reagan-National to Colombo Bandaranaike Intl

Search Deals

One-way flight from Washington, D.C. Reagan-National to Colombo Bandaranaike Intl

Search Deals

Highest demand for flights based on searches. 13% potential increase in price ($170 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease ($61 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 2025

Search Deals

Cheapflights Fare Finder

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

Wed 11/26

6:15 am-4:30 pm

2 stops23h 45m

Colombo Bandaranaike Intl

Wed 12/10

3:25 am-6:04 pm

2 stops25h 09m

$1,155

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Mon 11/24

5:15 pm-1:55 am

2 stops22h 10m

Colombo Bandaranaike Intl

Thu 12/4

3:25 am-10:58 pm

2 stops30h 03m

$1,155

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Fri 1/9

3:30 pm-1:55 am

2 stops23h 55m

Colombo Bandaranaike Intl

Fri 1/30

7:30 pm-9:51 pm

2 stops36h 51m

$1,159

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Fri 2/6

5:25 pm-2:45 am

2 stops22h 50m

Colombo Bandaranaike Intl

Sun 3/1

7:30 pm-5:59 pm

2 stops32h 59m

$1,198

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Wed 1/7

3:30 pm-1:55 am

2 stops23h 55m

Colombo Bandaranaike Intl

Tue 1/20

4:15 am-9:30 pm

2 stops27h 45m

$1,203

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Sat 11/8

5:45 pm-4:30 pm

2 stops36h 15m

Colombo Bandaranaike Intl

Fri 12/5

7:30 pm-6:57 pm

2 stops33h 57m

$1,233

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Thu 11/13

4:55 pm-2:45 am

2 stops23h 20m

Colombo Bandaranaike Intl

Tue 2/17

4:15 am-5:59 pm

2 stops24h 14m

$1,248

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Thu 11/13

4:55 pm-2:45 am

2 stops23h 20m

Colombo Bandaranaike Intl

Thu 2/12

4:15 am-10:30 pm

2 stops28h 45m

$1,248

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Thu 11/13

4:55 pm-2:45 am

2 stops23h 20m

Colombo Bandaranaike Intl

Sun 2/15

4:15 am-10:30 pm

2 stops28h 45m

$1,248

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Sat 11/15

4:59 pm-11:30 pm

2 stops44h 01m

Colombo Bandaranaike Intl

Sun 2/15

12:45 am-10:59 pm

2 stops32h 44m

$1,257

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

Showing 1-10 of 24 results

Compare providers for flights from Reagan-National to Colombo

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Reagan-National to Colombo in October.

Provider	Price Accuracy	Trust Score*
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy2 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Washington, D.C. Reagan-National Airport-Colombo Bandaranaike Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Washington, D.C. Reagan-National Airport-Colombo Bandaranaike Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Washington, D.C. Reagan-National Airport-Colombo Bandaranaike Intl Airport flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Washington, D.C. Reagan-National Airport-Colombo Bandaranaike Intl Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Reagan-National Airport-Colombo Bandaranaike Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Reagan-National to Colombo

Have a flexible travel schedule? Discover the best time to fly to Colombo from Reagan-National with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Reagan-National Airport to Colombo Bandaranaike Intl Airport

What is the cheapest time of day to fly from DCA to CMB?

It’s typically best to fly out from Washington, D.C. Reagan-National Airport to Colombo Bandaranaike Intl Airport in the afternoon. Doing so could potentially save you 24% on the flight price compared to flying in the morning, which is usually more expensive.

Related info for your journey

How long is the flight from Washington, D.C. Reagan-National Airport to Colombo Bandaranaike Intl Airport?
There are many flights that can get you from Washington, D.C. Reagan-National Airport to Colombo Bandaranaike Intl Airport in 23h 45m. Fly via Qatar Airways to get the fastest option. The distance between Washington, D.C. Reagan-National Airport and Colombo Bandaranaike Intl Airport is about 8923 mi.
Can I find deals for flights from Reagan-National to Colombo that include hotel bookings?
Yes. In addition to deals on Reagan-National to Colombo flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Reagan-National to Colombo?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to Colombo.
Can I find deals for business class flights from Reagan-National to Colombo?
Yes. Cheapflights offers flight deals from Reagan-National to Colombo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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$722+ Cheap flights from Reagan-National (DCA) to Bandaranaike Intl (CMB)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/6. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Reagan-National to Colombo with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Reagan-National to Colombo

Cheapest flights from Reagan-National to ColomboExplore the most affordable flight options available from Reagan-National to Colombo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.

Explore the most affordable flight options available from Reagan-National to Colombo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.

Cheap flight deals from Reagan-National to Colombo

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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.

Compare providers for flights from Reagan-National to Colombo

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Reagan-National to Colombo in October.

Best time to book a flight from Reagan-National to Colombo

Have a flexible travel schedule? Discover the best time to fly to Colombo from Reagan-National with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Reagan-National Airport to Colombo Bandaranaike Intl Airport

What is the cheapest time of day to fly from DCA to CMB?

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to Colombo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Washington, D.C. Reagan-National Airport to Colombo Bandaranaike Intl Airport?

Can I find deals for flights from Reagan-National to Colombo that include hotel bookings?

How can I find direct flights from Reagan-National to Colombo?

Can I find deals for business class flights from Reagan-National to Colombo?

Traveling to a place near Colombo Bandaranaike Intl Airport?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Reagan-National to Colombo

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Cheapest flights from Reagan-National to Colombo
Explore the most affordable flight options available from Reagan-National to Colombo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.