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$607+ Cheap flights from Washington, D.C. (WAS) 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 7/16. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — CMB
Apr 27 — May 41
Sun 4/27
Sun 5/4
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. to Colombo Bandaranaike Intl are usually found in February or March, booked 58 days in advance, depart on a Tuesday or Friday and return on a Monday

Cheap flight deals from Washington, D.C. to Colombo

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Colombo (CMB). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 22, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$782
(Flightnetwork)

One-way from

$607
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$968
Provider with most accurate pricing for Washington, D.C. (WAS)-Colombo Bandaranaike Intl flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Colombo Bandaranaike Intl flights.
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From Washington, D.C. (WAS) to Colombo Bandaranaike Intl
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One-way flight from Washington, D.C. (WAS) to Colombo Bandaranaike Intl
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Highest demand for flights based on searches. 9% potential increase in price ($130 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($58 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Washington, D.C. to Colombo

Cheapest flights from Washington, D.C. to Colombo
Explore the most affordable flight options available from Washington, D.C. to Colombo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2025.

This oojo deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2310:05 pmIAD - CMB
1 stop31h 50mEtihad Airways
Fri 5/169:50 amCMB - IAD
1 stop39h 50mEtihad Airways
Deal found 4/22$770
This oojo deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/811:00 amIAD - CMB
1 stop29h 35mQatar Airways
Tue 5/134:35 amCMB - IAD
1 stop20h 35mQatar Airways
Deal found 4/22$837
This American Airlines deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/311:00 amIAD - CMB
1 stop29h 35mAmerican Airlines
Tue 10/1411:25 amCMB - IAD
1 stop30h 45mAmerican Airlines
Deal found 4/22$901
This Flightnetwork deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/710:05 pmIAD - CMB
1 stop24h 55mMultiple Airlines
Tue 9/1612:50 pmCMB - IAD
2 stops40h 25mMultiple Airlines
Deal found 4/22$994
This EaseMyTrip deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure EaseMyTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/131:30 pmIAD - CMB
2 stops36h 50mIndiGo
Mon 9/2212:50 pmCMB - IAD
2 stops40h 25mIndiGo
Deal found 4/22$1,031
This oojo deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/156:55 pmDCA - CMB
2 stops21h 40mQatar Airways
Mon 2/27:15 pmCMB - DCA
2 stops33h 14mQatar Airways
Deal found 4/20$1,089
This Expedia deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/39:20 pmBWI - CMB
1 stop29h 55mMultiple Airlines
Fri 11/712:50 pmCMB - BWI
1 stop40h 25mMultiple Airlines
Deal found 4/21$1,096
This Gotogate deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/251:30 pmIAD - CMB
1 stop30h 15mTurkish Airlines
Tue 6/36:45 amCMB - IAD
1 stop22h 30mTurkish Airlines
Deal found 4/22$1,198
This oojo deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2812:16 pmDCA - CMB
2 stops49h 44mCathay Pacific
Sat 9/612:50 amCMB - DCA
2 stops55h 40mCathay Pacific
Deal found 4/21$1,320
This FlightHub deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/16:55 pmBWI - CMB
2 stops43h 10mSingapore Airlines
Tue 9/1611:05 amCMB - BWI
2 stops39h 32mSingapore Airlines
Deal found 4/21$1,336
This EaseMyTrip deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure EaseMyTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/196:59 amDCA - CMB
2 stops36h 26mMultiple Airlines
Tue 5/273:25 amCMB - DCA
2 stops40h 24mMultiple Airlines
Deal found 4/22$1,402
This Air Canada deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/266:40 pmDCA - CMB
2 stops28h 25mAir Canada
Sun 5/1110:05 amCMB - DCA
2 stops45h 53mAir Canada
Deal found 4/21$1,404

Cheapflights Fare Finder

Customize your flight search to find flights from Washington, D.C. to Colombo 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, Cheapflights users made 2,558,603 searches. Data last updated April 22, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Colombo Bandaranaike Intl Airport that are best for you.

Fly from

Washington, D.C.

Fly to

Colombo

Route

Depart

Return

Price

Washington, D.C.Colombo

IAD - CMB

IADCMB

Washington, D.C. Dulles Intl

Wed 5/7

10:05 pm-3:25 pm

1 stop31h 50m

Colombo Bandaranaike Intl

Fri 5/16

4:05 am-4:10 pm

1 stop21h 35m

$782

Washington, D.C.Colombo

IAD - CMB

IADCMB

Washington, D.C. Dulles Intl

Thu 5/8

11:00 am-2:05 am

1 stop29h 35m

Colombo Bandaranaike Intl

Mon 5/12

3:35 am-3:40 pm

1 stop21h 35m

$837

Washington, D.C.Colombo

IAD - CMB

IADCMB

Washington, D.C. Dulles Intl

Sun 8/3

11:00 am-2:05 am

1 stop29h 35m

Colombo Bandaranaike Intl

Tue 10/14

11:25 am-8:40 am

1 stop30h 45m

$901

Washington, D.C.Colombo

IAD - CMB

IADCMB

Washington, D.C. Dulles Intl

Sun 9/7

10:05 pm-8:30 am

1 stop24h 55m

Colombo Bandaranaike Intl

Tue 9/16

12:50 pm-7:45 pm

2 stops40h 25m

$994

Washington, D.C.Colombo

IAD - CMB

IADCMB

Washington, D.C. Dulles Intl

Sat 9/13

1:30 pm-11:50 am

2 stops36h 50m

Colombo Bandaranaike Intl

Mon 9/22

12:50 pm-7:45 pm

2 stops40h 25m

$1,031

Washington, D.C.Colombo

IAD - CMB

IADCMB

Washington, D.C. Dulles Intl

Sun 5/25

1:30 pm-5:15 am

1 stop30h 15m

Colombo Bandaranaike Intl

Tue 6/3

6:45 am-7:45 pm

1 stop22h 30m

$1,198

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Sun 5/4

6:10 am-4:50 pm

2 stops25h 10m

Colombo Bandaranaike Intl

Mon 5/12

3:35 am-8:00 pm

2 stops25h 55m

$1,227

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Mon 5/19

6:59 am-4:55 am

2 stops36h 26m

Colombo Bandaranaike Intl

Tue 5/27

3:25 am-10:19 am

2 stops40h 24m

$1,402

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Sat 4/26

6:40 pm-8:35 am

2 stops28h 25m

Colombo Bandaranaike Intl

Sun 5/11

10:05 am-10:28 pm

2 stops45h 53m

$1,404

BaltimoreColombo

BWI - CMB

BWICMB

Baltimore/Washington

Sat 4/26

5:45 am-8:40 pm

2 stops29h 25m

Colombo Bandaranaike Intl

Sun 5/11

6:45 am-12:18 am

2 stops27h 03m

$1,484

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/20

Showing 1-10 of 30 results
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Compare providers for flights from Washington, D.C. 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 Washington, D.C. to Colombo in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust 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.-Colombo Bandaranaike Intl Airport flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Washington, D.C.-Colombo Bandaranaike Intl Airport flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Washington, D.C.-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.-Colombo Bandaranaike Intl Airport flights, Cheapflights users trust AranGrant the most. AranGrant 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.-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 Washington, D.C. to Colombo

Have a flexible travel schedule? Discover the best time to fly to Colombo from Washington, D.C. 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. to Colombo Bandaranaike Intl Airport

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

Use this chart to determine the optimal time to book a round-trip flight from Washington, D.C. to Colombo. Price data was last updated on April 18, 2025.

To ensure you get the cheapest price possible for a flight from Washington, D.C. to Colombo Bandaranaike Intl Airport, you should look to book at least 58 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Washington, D.C. to Colombo Bandaranaike Intl Airport?

Currently, September is the cheapest month in which you can book a flight from Washington, D.C. to Colombo Bandaranaike Intl Airport (average of $1,049). Flying from Washington, D.C. to Colombo Bandaranaike Intl Airport in December is currently the most expensive (average of $1,850). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Find hourly flight availability from Washington, D.C. to Colombo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 22, 2025.

When flying from Washington, D.C. to Colombo Bandaranaike Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 9% versus a flight in the morning.

Rainfall in Colombo by month

Plan your trip to Colombo by taking into account the average rainfall totals by month.

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.

Temperature in Colombo by month

Plan your trip to Colombo by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing Colombo

Get insights into the airlines that provide service to Colombo. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Colombo. Reviews last updated April 22, 2025.
Get a feel of what it's like to fly with Singapore Airlines, Emirates and Cathay Pacific from Washington, D.C. to Colombo by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very good
1,290 reviews

Entertainment

8.0

Crew

8.6

Food

7.7

Boarding

8.2

Comfort

7.9

Overall

8.1

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
Singapore Airlines
8.1
Very good
1,290 reviews
Singapore Airlines
8.1
Very good
1,290 reviews

Entertainment

8.0

Crew

8.6

Food

7.7

Boarding

8.2

Comfort

7.9

Overall

8.1

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
Emirates
8.0
Very good
3,205 reviews
Singapore Airlines
8.1
Very good
1,290 reviews

Entertainment

8.0

Crew

8.6

Food

7.7

Boarding

8.2

Comfort

7.9

Overall

8.1

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
Cathay Pacific
7.5
Good
850 reviews
Singapore Airlines
8.1
Very good
1,290 reviews

Entertainment

8.0

Crew

8.6

Food

7.7

Boarding

8.2

Comfort

7.9

Overall

8.1

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
Qatar Airways
7.4
Good
3,560 reviews
Singapore Airlines
8.1
Very good
1,290 reviews

Entertainment

8.0

Crew

8.6

Food

7.7

Boarding

8.2

Comfort

7.9

Overall

8.1

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
Etihad Airways
7.4
Good
1,202 reviews
Singapore Airlines
8.1
Very good
1,290 reviews

Entertainment

8.0

Crew

8.6

Food

7.7

Boarding

8.2

Comfort

7.9

Overall

8.1

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

Related info for your journey

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

  • What are the cheapest airlines flying from Washington, D.C. to Colombo Bandaranaike Intl Airport round-trip?

    Our cheapest airline available from Washington, D.C. to Colombo Bandaranaike Intl Airport is Etihad Airways. Our recent data shows that you can find tickets from as low as $782 on this airline. Additional options worth looking into are Qatar Airways and JetBlue, starting at $838 and $901 round-trip. Users have found that Etihad Airways is 35% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Washington, D.C. to Colombo Bandaranaike Intl Airport one-way?

    $883 is the cheapest one-way deal found within the past few days, from Air India. You may also be able to find cheap deals on Qatar Airways and Air Canada, with prices starting from $984 and $1,208, respectively.

  • What are the most popular routes from Washington, D.C. to Colombo Bandaranaike Intl Airport?

    The most popular route from Washington, D.C. to Colombo Bandaranaike Intl Airport is Washington, D.C. Dulles Intl - Colombo Bandaranaike Intl. You may also consider Washington, D.C. Reagan-National - Colombo Bandaranaike Intl or Baltimore/Washington - Colombo Bandaranaike Intl.

  • Where are the most common layover locations when flying from Washington, D.C. to Colombo Bandaranaike Intl Airport?

    Of the flights from Washington, D.C. to Colombo Bandaranaike Intl Airport that have layovers, most of them stop in Abu Dhabi.

  • What are some popular things to do or see while on a layover in Abu Dhabi?

    Abu Dhabi travelers tend to visit Emirates Palace, Emirates Park Zoo, and Sheikh Zayed Mosque more than anywhere else. Emirates Palace, Emirates Park Zoo, and Sheikh Zayed Mosque can be accessed by traveling approximately 21.1 mi, 7.9 mi, and 11.2 mi, respectively from Abu Dhabi Zayed Intl. Those looking to explore during their layover in Abu Dhabi can rent a car from Abu Dhabi Zayed Intl for about $23 per day.

  • Where are the least popular layover locations for Washington, D.C. to Colombo Bandaranaike Intl Airport flights?

    Washington, D.C. to Colombo Bandaranaike Intl Airport flights that have layovers will least frequently stop in Doha.

  • Can I find deals for flights from Washington, D.C. to Colombo that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Colombo flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Colombo?

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

  • Can I find deals for business class flights from Washington, D.C. to Colombo?

    Yes. Cheapflights offers flight deals from Washington, D.C. 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.

  • What is the cheapest month to book a flight from Washington, D.C. to Colombo Bandaranaike Intl Airport?

    Currently, September is the cheapest month in which you can book a flight from Washington, D.C. to Colombo Bandaranaike Intl Airport (average of $1,049). Flying from Washington, D.C. to Colombo Bandaranaike Intl Airport in December is currently the most expensive (average of $1,850). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
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Alternative routes for Washington, D.C. to Colombo

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Colombo flights
Reagan-National to Colombo flights

Top 5 airlines flying from Washington, D.C. to Colombo

Discover the top 5 airlines that operate flights from Washington, D.C. to Colombo. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest$749Average$1,137FlexibilityNo cancel feeOn-time75%
Turkish AirlinesCheapest$910Average$957FlexibilityNo cancel feeOn-time77%
Qatar AirwaysCheapest$931Average$1,159FlexibilityNo cancel feeOn-time68%
American AirlinesCheapest$1,043Average$1,434FlexibilityNo cancel feeOn-time71%
EmiratesCheapest$1,386Average$1,865FlexibilityNo cancel feeOn-time75%

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