Colombo

$420+ 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 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — CMB
Dec 6 — Dec 131
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Cheapflights Tip: The best prices from Washington, D.C. to Colombo Bandaranaike Intl are usually found in September or February, booked 61 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 November 6, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$924

One-way from

$420
(CrystalTravel)

Popular in

December

Cheapest in

September

Average price

$1,019
Provider with most accurate pricing for Washington, D.C. (WAS)-Colombo Bandaranaike Intl flight deals.
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Colombo Bandaranaike Intl flights.
From Washington, D.C. (WAS) to Colombo Bandaranaike Intl
One-way flight from Washington, D.C. (WAS) to Colombo Bandaranaike Intl
Highest demand for flights based on searches. 13% potential increase in price ($170 potential increase over avg. RT price).
Cheapest flight prices on average. 5% potential price decrease ($60 potential savings vs. average RT price).
Average for round-trip flights in November 2025

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 November 6, 2025.

This Qatar Airways deal was found by Cheapflights users on 11/5. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/910:40 amIAD - CMB
1 stop28h 45mQatar Airways
Wed 11/263:25 amCMB - IAD
1 stop23h 00mQatar Airways
Deal found 11/5$933
This Qatar Airways deal was found by Cheapflights users on 11/5. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/910:40 amIAD - CMB
1 stop19h 20mQatar Airways
Mon 2/164:15 amCMB - IAD
1 stop22h 10mQatar Airways
Deal found 11/5$936
This Qatar Airways deal was found by Cheapflights users on 11/5. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/910:40 amIAD - CMB
1 stop19h 20mQatar Airways
Fri 2/2011:15 amCMB - IAD
1 stop39h 10mQatar Airways
Deal found 11/5$939
This oojo deal was found by Cheapflights users on 11/5. 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.
Tue 11/111:30 pmIAD - CMB
1 stop37h 20mTurkish Airlines
Thu 2/197:40 amCMB - IAD
1 stop22h 10mTurkish Airlines
Deal found 11/5$940
This Turkish Airlines deal was found by Cheapflights users on 11/5. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/111:30 pmIAD - CMB
1 stop37h 20mTurkish Airlines
Fri 12/57:40 amCMB - IAD
1 stop38h 35mTurkish Airlines
Deal found 11/5$946
This Kiwi.com deal was found by Cheapflights users on 11/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/259:10 pmIAD - CMB
1 stop36h 40mEtihad Airways
Tue 2/244:00 amCMB - IAD
1 stop39h 35mEtihad Airways
Deal found 11/6$952
This oojo deal was found by Cheapflights users on 11/6. 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.
Fri 11/71:30 pmIAD - CMB
1 stop37h 20mTurkish Airlines
Fri 11/147:40 amCMB - IAD
1 stop38h 35mTurkish Airlines
Deal found 11/6$961
This KAYAK deal was found by Cheapflights users on 11/5. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/111:30 pmIAD - CMB
1 stop37h 20mTurkish Airlines
Mon 2/167:40 amCMB - IAD
1 stop22h 10mTurkish Airlines
Deal found 11/5$969
This oojo deal was found by Cheapflights users on 11/6. 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.
Sun 12/71:30 pmIAD - CMB
1 stop37h 20mTurkish Airlines
Mon 12/227:40 amCMB - IAD
1 stop22h 10mTurkish Airlines
Deal found 11/6$970
This oojo deal was found by Cheapflights users on 11/5. 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 12/81:30 pmIAD - CMB
1 stop30h 10mTurkish Airlines
Thu 12/1810:00 pmCMB - IAD
1 stop24h 15mTurkish Airlines
Deal found 11/5$971
This Qatar Airways deal was found by Cheapflights users on 11/5. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/910:40 amIAD - CMB
1 stop19h 20mQatar Airways
Sun 2/227:30 pmCMB - IAD
1 stop30h 55mQatar Airways
Deal found 11/5$976
This Mytrip deal was found by Cheapflights users on 11/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/76:10 pmIAD - CMB
3 stops35h 35mMultiple Airlines
Fri 11/141:20 pmCMB - IAD
2 stops35h 55mMultiple Airlines
Deal found 11/6$980

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 November 6, 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

Tue 1/6

2:35 pm-8:15 am

1 stop31h 10m

Colombo Bandaranaike Intl

Thu 7/2

9:45 pm-9:45 am

1 stop21h 30m

$955

Washington, D.C.Colombo

IAD - CMB

IADCMB

Washington, D.C. Dulles Intl

Wed 1/14

2:35 pm-8:20 pm

1 stop19h 15m

Colombo Bandaranaike Intl

Mon 1/19

4:00 am-9:05 am

1 stop39h 35m

$963

Washington, D.C.Colombo

IAD - CMB

IADCMB

Washington, D.C. Dulles Intl

Wed 11/26

9:10 pm-8:15 am

1 stop24h 35m

Colombo Bandaranaike Intl

Tue 2/24

4:00 am-9:05 am

1 stop39h 35m

$992

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Fri 11/28

1:44 pm-2:45 am

2 stops26h 31m

Colombo Bandaranaike Intl

Thu 12/11

7:30 pm-4:04 pm

2 stops31h 04m

$1,039

Washington, D.C.Colombo

IAD - CMB

IADCMB

Washington, D.C. Dulles Intl

Tue 1/6

2:35 pm-8:20 pm

1 stop19h 15m

Colombo Bandaranaike Intl

Thu 7/2

7:30 pm-9:45 am

3 stops47h 45m

$1,058

Washington, D.C.Colombo

IAD - CMB

IADCMB

Washington, D.C. Dulles Intl

Sun 3/15

5:10 pm-9:45 am

2 stops31h 05m

Colombo Bandaranaike Intl

Wed 3/18

11:15 am-4:09 pm

2 stops38h 24m

$1,066

Washington, D.C.Colombo

IAD - CMB

IADCMB

Washington, D.C. Dulles Intl

Tue 11/25

5:30 pm-8:10 am

3 stops28h 10m

Colombo Bandaranaike Intl

Wed 2/25

9:10 am-9:05 am

3 stops34h 25m

$1,096

Washington, D.C.Colombo

IAD - CMB

IADCMB

Washington, D.C. Dulles Intl

Tue 1/6

8:05 pm-2:45 am

1 stop20h 10m

Colombo Bandaranaike Intl

Wed 7/1

3:35 am-3:40 pm

1 stop21h 35m

$1,099

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Tue 11/18

11:45 am-2:45 am

2 stops28h 30m

Colombo Bandaranaike Intl

Sat 11/22

7:30 pm-4:11 pm

2 stops31h 11m

$1,106

Washington, D.C.Colombo

IAD - CMB

IADCMB

Washington, D.C. Dulles Intl

Sun 11/30

10:40 am-10:50 pm

2 stops25h 40m

Colombo Bandaranaike Intl

Thu 5/28

4:35 am-3:40 pm

1 stop20h 35m

$1,119

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

Showing 1-10 of 58 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 November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-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 Washington, D.C.-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.-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.-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 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.-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 October 31, 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 61 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, February is the cheapest month in which you can book a flight from Washington, D.C. to Colombo Bandaranaike Intl Airport (average of $723). Flying from Washington, D.C. to Colombo Bandaranaike Intl Airport in July is currently the most expensive (average of $991). 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 November 6, 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 26% versus a flight at noon.

What’s the top layover airport for flights from Washington, D.C. to Colombo Bandaranaike Intl Airport?

Share of 1-stop round-trip flights from Washington, D.C. to Colombo Bandaranaike Intl Airport chosen by Cheapflights users in the past 12 months, using the same layover each way.

Abu Dhabi (AUH) – chosen by Cheapflights users on 68% of 1-stop itineraries from Washington, D.C. to Colombo Bandaranaike Intl Airport on Cheapflights.

What’s the cheapest layover airport for flights from Washington, D.C. to Colombo Bandaranaike Intl Airport?

Average round-trip fare for 1-stop flights from Washington, D.C. to Colombo Bandaranaike Intl Airport, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Abu Dhabi (AUH) is the most affordable 1-stop option, with an average round-trip price of $1,228.

What’s the fastest layover option from Washington, D.C. to Colombo Bandaranaike Intl Airport?

Shortest average travel time for 1-stop one-way flights from Washington, D.C. to Colombo Bandaranaike Intl Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Doha (DOH) have the shortest average one-way travel time for 1-stop routes: 20h 06m.

Which airport typically offers the quickest layover for flights from Washington, D.C. to Colombo Bandaranaike Intl Airport?

Average layover duration for 1-stop one-way flights from Washington, D.C. to Colombo Bandaranaike Intl Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Doha (DOH) offer the fastest connection on this route, with an average layover time of 2h 00m.

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 November 6, 2025.
Peruse reviews from past customers who have flown with Qatar Airways, Etihad Airways, and Turkish Airlines from Washington, D.C. to Colombo Bandaranaike Intl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Food

7.3

Crew

7.9

Entertainment

7.4

Boarding

7.5

Comfort

7.4

Overall

7.4

Reviews

1 / 20
6.0
Good

Chris,Jul 2025

DFW - DOH

Too crammed for the amount you have to pay. That was very uncomfortable

Food

7.3

Crew

7.9

Entertainment

7.4

Boarding

7.5

Comfort

7.4

Overall

7.4

Reviews

1 / 20
6.0
Good

Chris,Jul 2025

DFW - DOH

Too crammed for the amount you have to pay. That was very uncomfortable

Food

7.3

Crew

7.9

Entertainment

7.4

Boarding

7.5

Comfort

7.4

Overall

7.4

Reviews

1 / 20
6.0
Good

Chris,Jul 2025

DFW - DOH

Too crammed for the amount you have to pay. That was very uncomfortable

Food

7.3

Crew

7.9

Entertainment

7.4

Boarding

7.5

Comfort

7.4

Overall

7.4

Reviews

1 / 20
6.0
Good

Chris,Jul 2025

DFW - DOH

Too crammed for the amount you have to pay. That was very uncomfortable

Food

7.3

Crew

7.9

Entertainment

7.4

Boarding

7.5

Comfort

7.4

Overall

7.4

Reviews

1 / 20
6.0
Good

Chris,Jul 2025

DFW - DOH

Too crammed for the amount you have to pay. That was very uncomfortable

Food

7.3

Crew

7.9

Entertainment

7.4

Boarding

7.5

Comfort

7.4

Overall

7.4

Reviews

1 / 20
6.0
Good

Chris,Jul 2025

DFW - DOH

Too crammed for the amount you have to pay. That was very uncomfortable

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

    There are many flights that can get you from Washington, D.C. to Colombo Bandaranaike Intl Airport in 26h 31m. Fly via Etihad Airways, American Airlines, or Qatar Airways to get the fastest option. The distance from Washington, D.C. to Colombo Bandaranaike Intl Airport is about 8923 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 $753 on this airline. Additional options worth looking into are Air India and Turkish Airlines, starting at $830 and $875 round-trip. Users have found that Etihad Airways is 30% 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?

    $426 is the cheapest one-way deal found within the past few days, from Etihad Airways. You may also be able to find cheap deals on Qatar Airways and Cathay Pacific, with prices starting from $594 and $786, respectively.

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

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

  • 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 Ferrari World Abu Dhabi more than anywhere else. Emirates Palace, Emirates Park Zoo, and Ferrari World Abu Dhabi can be accessed by traveling approximately 21.1 mi, 7.9 mi, and 4.5 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 $26 per day.

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

  • 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, February is the cheapest month in which you can book a flight from Washington, D.C. to Colombo Bandaranaike Intl Airport (average of $723). Flying from Washington, D.C. to Colombo Bandaranaike Intl Airport in July is currently the most expensive (average of $991). 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 Colombo Bandaranaike Intl Airport?

Book flights to Colombo Bandaranaike Intl Airport if you plan to visit one of these locations
Negombo

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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.

Top 9 airlines flying from Washington, D.C. to Colombo

Discover the top 9 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 November 6, 2025.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest$753Average$1,065FlexibilityNo cancel feeOn-time75%
Air IndiaCheapest$830Average$1,122FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$875Average$1,288FlexibilityNo cancel feeOn-time77%
Qatar AirwaysCheapest$880Average$1,189FlexibilityNo cancel feeOn-time68%
American AirlinesCheapest$900Average$1,249FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$954Average$985FlexibilityNo cancel feeOn-time75%
JetBlueCheapest$985Average$2,516FlexibilityNo cancel feeOn-time62%
IndiGoCheapest$1,082Average$1,301FlexibilityNo cancel feeOn-time80%
EmiratesCheapest$1,400Average$1,720FlexibilityNo cancel feeOn-time75%

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