In terms of precipitation, rainfall in Washington, D.C. Reagan-National Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Reagan-National Airport when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C. Reagan-National Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Colombo Bandaranaike Intl Airport to Washington, D.C. Reagan-National Airport as you normally would.

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

Most trusted provider : When it comes to deals on Colombo Bandaranaike Intl Airport-Washington, D.C. Reagan-National 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 Colombo Bandaranaike Intl Airport-Washington, D.C. Reagan-National 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 Colombo to Reagan-National that include hotel bookings?

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

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

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

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

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

$826+ Flights from Colombo Bandaranaike Intl Airport to Washington, D.C. Reagan-National Airport

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1. Tell us where you want to go

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Cheap flight deals from Colombo to Reagan-National

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$1,209 (Air Canada)
One-way from	$826 (FlightHub)

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

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

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

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

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Find flight deals from Colombo to Reagan-National

Cheapest flights from Colombo to Reagan-National
Explore the most affordable flight options available from Colombo to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 8, 2026.

Wed 7/81:10 pmCMB - DCA

2 stops42h 08mMultiple Airlines

Sun 8/236:00 pmDCA - CMB

2 stops25h 30mMultiple Airlines

Deal found 1/8

$1,097

Tue 7/712:25 amCMB - DCA

2 stops43h 23mAir Canada

Thu 8/206:00 amDCA - CMB

2 stops37h 35mAir Canada

Deal found 1/8

$1,201

Tue 7/71:10 pmCMB - DCA

2 stops56h 20mAir Canada

Thu 8/206:00 amDCA - CMB

2 stops37h 35mAir Canada

Deal found 1/8

$1,209

Tue 7/712:25 amCMB - DCA

2 stops43h 23mAir Canada

Wed 8/2612:55 pmDCA - CMB

2 stops38h 20mAir Canada

Deal found 1/8

$1,210

Tue 7/712:25 amCMB - DCA

2 stops43h 23mAir Canada

Tue 8/256:00 amDCA - CMB

2 stops37h 35mAir Canada

Deal found 1/8

$1,211

Sun 7/51:10 pmCMB - DCA

2 stops59h 58mAir Canada

Thu 8/206:00 amDCA - CMB

2 stops37h 35mAir Canada

Deal found 1/8

$1,212

Tue 7/712:25 amCMB - DCA

2 stops43h 23mAir Canada

Sat 8/226:00 amDCA - CMB

2 stops45h 15mAir Canada

Deal found 1/8

$1,213

Tue 7/71:10 pmCMB - DCA

2 stops56h 20mAir Canada

Wed 8/2612:55 pmDCA - CMB

2 stops38h 20mAir Canada

Deal found 1/8

$1,217

Tue 7/71:10 pmCMB - DCA

2 stops56h 20mAir Canada

Tue 8/256:00 amDCA - CMB

2 stops37h 35mAir Canada

Deal found 1/8

$1,219

Thu 7/912:25 amCMB - DCA

2 stops24h 43mAir Canada

Wed 8/2612:55 pmDCA - CMB

2 stops38h 20mAir Canada

Deal found 1/8

$1,220

Tue 7/71:10 pmCMB - DCA

2 stops56h 20mAir Canada

Sun 8/239:40 amDCA - CMB

2 stops41h 35mAir Canada

Deal found 1/8

$1,221

Sun 7/51:10 pmCMB - DCA

2 stops54h 38mAir Canada

Tue 8/256:00 amDCA - CMB

2 stops37h 35mAir Canada

Deal found 1/8

$1,222

Best flights from Colombo to Reagan-National
Discover carefully curated flight deals from Colombo to Reagan-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 8, 2026.

Tue 7/71:10 pmCMB - DCA

2 stops56h 20mAir Canada

Thu 8/206:00 amDCA - CMB

2 stops37h 35mAir Canada

Deal found 1/8

$1,209

Mon 7/61:10 pmCMB - DCA

2 stops42h 08mAir Canada

Thu 8/206:00 amDCA - CMB

2 stops37h 35mAir Canada

Deal found 1/8

$1,212

Tue 7/71:10 pmCMB - DCA

2 stops56h 20mAir Canada

Mon 8/244:20 pmDCA - CMB

2 stops51h 15mAir Canada

Deal found 1/8

$1,219

Tue 7/71:10 pmCMB - DCA

2 stops56h 20mAir Canada

Sun 8/239:40 amDCA - CMB

2 stops41h 35mAir Canada

Deal found 1/8

$1,221

Sun 7/51:10 pmCMB - DCA

2 stops54h 38mAir Canada

Wed 8/2612:55 pmDCA - CMB

2 stops38h 20mAir Canada

Deal found 1/8

$1,221

Tue 7/71:10 pmCMB - DCA

2 stops56h 20mAir Canada

Fri 8/219:40 amDCA - CMB

2 stops41h 35mAir Canada

Deal found 1/8

$1,221

Sun 7/51:10 pmCMB - DCA

2 stops54h 38mAir Canada

Tue 8/256:00 amDCA - CMB

2 stops37h 35mAir Canada

Deal found 1/8

$1,222

Mon 7/61:10 pmCMB - DCA

2 stops42h 08mAir Canada

Mon 8/244:20 pmDCA - CMB

2 stops51h 15mAir Canada

Deal found 1/8

$1,222

Fri 2/62:20 amCMB - DCA

2 stops30h 06mAir Canada

Sat 2/1411:05 amDCA - CMB

2 stops30h 50mAir Canada

Deal found 1/7

$1,223

Sun 7/51:10 pmCMB - DCA

2 stops42h 08mAir Canada

Sat 8/226:00 amDCA - CMB

2 stops45h 15mAir Canada

Deal found 1/8

$1,224

Sun 7/51:10 pmCMB - DCA

2 stops42h 08mAir Canada

Fri 8/214:20 pmDCA - CMB

2 stops34h 55mAir Canada

Deal found 1/8

$1,224

Mon 7/61:10 pmCMB - DCA

2 stops35h 58mAir Canada

Fri 8/219:40 amDCA - CMB

2 stops41h 35mAir Canada

Deal found 1/8

$1,224

Last-minute flights from Colombo to Reagan-National
Discover last-minute flight deals from Colombo to Reagan-National. Data last updated January 8, 2026 and is based on user searches.

Fri 2/62:20 amCMB - DCA

2 stops30h 06mAir Canada

Sat 2/1411:05 amDCA - CMB

2 stops30h 50mAir Canada

Deal found 1/7

$1,223

Sat 2/74:55 pmCMB - DCA

3 stops34h 43mMultiple Airlines

Sat 2/146:00 amDCA - CMB

2 stops22h 30mMultiple Airlines

Deal found 1/7

$1,590

One-way flights from Colombo to Reagan-National
Search for one-way flight options from Colombo to Reagan-National. Find affordable one-way fares based on user searches. Data last updated January 8, 2026.

Tue 3/103:25 amCMB - DCA

2 stops27h 05mQatar Airways

Deal found 1/8

$826

Sat 3/76:40 pmCMB - DCA

3 stops58h 55mMultiple Airlines

Deal found 1/7

$3,053

Fri 3/62:20 amCMB - DCA

2 stops46h 43mAir Canada

Deal found 1/7

$3,256

Sat 3/711:15 amCMB - DCA

3 stops45h 07mEmirates

Deal found 1/7

$6,470

Cheapflights Fare Finder

Use the filters below to find and compare flights from Colombo Bandaranaike Intl Airport to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ColomboWashington, D.C.

CMB - DCA

CMBDCA

Colombo Bandaranaike Intl

Tue 7/7

1:10 pm-12:00 pm

2 stops56h 20m

Washington, D.C. Reagan-National

Thu 8/20

6:00 am-5:05 am

2 stops37h 35m

$1,209

ColomboWashington, D.C.

CMB - DCA

CMBDCA

Colombo Bandaranaike Intl

Mon 7/6

1:10 pm-9:48 pm

2 stops42h 08m

Washington, D.C. Reagan-National

Thu 8/20

6:00 am-5:05 am

2 stops37h 35m

$1,212

ColomboWashington, D.C.

CMB - DCA

CMBDCA

Colombo Bandaranaike Intl

Tue 7/7

1:10 pm-12:00 pm

2 stops56h 20m

Washington, D.C. Reagan-National

Mon 8/24

4:20 pm-5:05 am

2 stops51h 15m

$1,219

ColomboWashington, D.C.

CMB - DCA

CMBDCA

Colombo Bandaranaike Intl

Tue 7/7

1:10 pm-12:00 pm

2 stops56h 20m

Washington, D.C. Reagan-National

Sun 8/23

9:40 am-12:45 pm

2 stops41h 35m

$1,221

ColomboWashington, D.C.

CMB - DCA

CMBDCA

Colombo Bandaranaike Intl

Sun 7/5

1:10 pm-10:18 am

2 stops54h 38m

Washington, D.C. Reagan-National

Wed 8/26

12:55 pm-12:45 pm

2 stops38h 20m

$1,221

ColomboWashington, D.C.

CMB - DCA

CMBDCA

Colombo Bandaranaike Intl

Tue 7/7

1:10 pm-12:00 pm

2 stops56h 20m

Washington, D.C. Reagan-National

Fri 8/21

9:40 am-12:45 pm

2 stops41h 35m

$1,221

ColomboWashington, D.C.

CMB - DCA

CMBDCA

Colombo Bandaranaike Intl

Sun 7/5

1:10 pm-10:18 am

2 stops54h 38m

Washington, D.C. Reagan-National

Tue 8/25

6:00 am-5:05 am

2 stops37h 35m

$1,222

ColomboWashington, D.C.

CMB - DCA

CMBDCA

Colombo Bandaranaike Intl

Mon 7/6

1:10 pm-9:48 pm

2 stops42h 08m

Washington, D.C. Reagan-National

Mon 8/24

4:20 pm-5:05 am

2 stops51h 15m

$1,222

ColomboWashington, D.C.

CMB - DCA

CMBDCA

Colombo Bandaranaike Intl

Fri 2/6

2:20 am-9:56 pm

2 stops30h 06m

Washington, D.C. Reagan-National

Sat 2/14

11:05 am-4:25 am

2 stops30h 50m

$1,223

ColomboWashington, D.C.

CMB - DCA

CMBDCA

Colombo Bandaranaike Intl

Sun 7/5

1:10 pm-9:48 pm

2 stops42h 08m

Washington, D.C. Reagan-National

Sat 8/22

6:00 am-12:45 pm

2 stops45h 15m

$1,224

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/8

Showing 1-10 of 16 results

Compare providers for flights from Colombo to Reagan-National

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

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

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

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Colombo 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.

Related info for your journey

How long is the flight from Colombo Bandaranaike Intl Airport to Washington, D.C. Reagan-National Airport?
A quick flight from Colombo Bandaranaike Intl Airport to Washington, D.C. Reagan-National Airport can take about 56h 20m. Air Canada provides one of the quickest options available for as low as $1,209. The distance from Colombo Bandaranaike Intl Airport to Washington, D.C. Reagan-National Airport is about 8923 mi.
Can I find deals for flights from Colombo to Reagan-National that include hotel bookings?
Yes. In addition to deals on Colombo to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Colombo to Reagan-National?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Colombo to Reagan-National.
Can I find deals for business class flights from Colombo to Reagan-National?
Yes. Cheapflights offers flight deals from Colombo to Reagan-National 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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$826+ Cheap flights from Bandaranaike Intl (CMB) to Reagan-National (DCA)

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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Colombo to Reagan-National with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Colombo to Reagan-National

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Find flight deals from Colombo to Reagan-National

Cheapest flights from Colombo to Reagan-NationalExplore the most affordable flight options available from Colombo to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 8, 2026.

Explore the most affordable flight options available from Colombo to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 8, 2026.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Colombo Bandaranaike Intl Airport to Washington, D.C. Reagan-National Airport that are best for you.

Compare providers for flights from Colombo to Reagan-National

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 Colombo to Reagan-National in January.

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

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

Related info for your journey

Find useful and relevant information for your journey from Colombo to Reagan-National. 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 Colombo Bandaranaike Intl Airport to Washington, D.C. Reagan-National Airport?

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

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

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

Traveling to a place near Washington, D.C. Reagan-National Airport?

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Cheapest flights from Colombo to Reagan-National
Explore the most affordable flight options available from Colombo to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 8, 2026.