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Colombo

$327+ Cheap flights from Washington 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 2/8. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CMB
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Washington to Colombo

Keep the following information in mind while searching for Washington to Colombo flight deals. Data was last updated September 15, 2025.

Round-trip from

$941
(FlightHub)

One-way from

$327
(FlightHub)

Popular in

June

Cheapest in

September

Average price

$952
From Washington to Colombo Bandaranaike Intl
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One-way flight from Washington to Colombo Bandaranaike Intl
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Highest demand for flights based on searches. 11% potential increase in price ($158 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($36 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Washington to Colombo

Cheapest flights from Washington to Colombo
Explore the most affordable flight options available from Washington to Colombo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This FlightHub deal was found by Cheapflights users on 9/15. 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.
Tue 10/712:30 pmSEA - CMB
1 stop28h 15mTurkish Airlines
Wed 10/226:45 amCMB - SEA
1 stop23h 00mTurkish Airlines
Deal found 9/15$941
This FlightHub deal was found by Cheapflights users on 9/14. 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.
Sat 9/207:15 amSEA - CMB
2 stops47h 15mChina Eastern
Fri 10/108:30 pmCMB - SEA
2 stops32h 54mChina Eastern
Deal found 9/14$961
This oojo deal was found by Cheapflights users on 9/14. 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 10/298:00 pmSEA - CMB
1 stop21h 40mTurkish Airlines
Wed 11/57:40 amCMB - SEA
1 stop22h 55mTurkish Airlines
Deal found 9/14$988
This FlightHub deal was found by Cheapflights users on 9/14. 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.
Sat 9/2012:30 pmSEA - CMB
1 stop28h 15mTurkish Airlines
Fri 10/1010:15 pmCMB - SEA
1 stop24h 50mTurkish Airlines
Deal found 9/14$990
This CrystalTravel deal was found by Cheapflights users on 9/13. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/308:00 pmSEA - CMB
1 stop21h 40mTurkish Airlines
Sat 11/157:40 amCMB - SEA
1 stop22h 55mTurkish Airlines
Deal found 9/13$997
This Gurufare deal was found by Cheapflights users on 9/14. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/167:15 amSEA - CMB
2 stops47h 15mChina Eastern
Tue 9/238:30 pmCMB - SEA
2 stops32h 59mChina Eastern
Deal found 9/14$1,000
This FlightHub deal was found by Cheapflights users on 9/14. 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.
Sun 9/217:10 pmSEA - CMB
1 stop21h 35mTurkish Airlines
Sat 10/46:45 amCMB - SEA
1 stop23h 00mTurkish Airlines
Deal found 9/14$1,015
This CrystalTravel deal was found by Cheapflights users on 9/13. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/117:10 pmSEA - CMB
1 stop21h 35mTurkish Airlines
Sat 10/186:45 amCMB - SEA
1 stop23h 00mTurkish Airlines
Deal found 9/13$1,032
This China Eastern deal was found by Cheapflights users on 9/14. 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 China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/267:10 amSEA - CMB
2 stops47h 20mChina Eastern
Thu 10/308:20 pmCMB - SEA
2 stops33h 04mChina Eastern
Deal found 9/14$1,038
This Gurufare deal was found by Cheapflights users on 9/14. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/297:10 amSEA - CMB
2 stops47h 20mChina Eastern
Wed 11/58:20 pmCMB - SEA
2 stops31h 54mChina Eastern
Deal found 9/14$1,048
This Turkish Airlines deal was found by Cheapflights users on 9/14. 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.
Sun 10/268:00 pmSEA - CMB
1 stop21h 40mTurkish Airlines
Thu 10/307:40 amCMB - SEA
1 stop22h 55mTurkish Airlines
Deal found 9/14$1,066
This oojo deal was found by Cheapflights users on 9/14. 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 9/1612:30 pmSEA - CMB
1 stop28h 15mTurkish Airlines
Tue 9/236:45 amCMB - SEA
1 stop23h 00mTurkish Airlines
Deal found 9/14$1,067

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington 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 September 15, 2025.
Use the filters below to find and compare flights from Washington to Colombo Bandaranaike Intl Airport that are best for you.

Fly from

Washington

Fly to

Colombo

Route

Depart

Return

Price

SeattleColombo

SEA - CMB

SEACMB

Seattle/Tacoma Intl

Wed 10/29

8:00 pm-6:10 am

1 stop21h 40m

Colombo Bandaranaike Intl

Wed 11/5

7:40 am-5:05 pm

1 stop22h 55m

$988

PortlandColombo

PDX - CMB

PDXCMB

Portland

Mon 1/12

9:30 pm-11:30 pm

2 stops36h 30m

Colombo Bandaranaike Intl

Wed 2/11

12:45 am-8:35 pm

3 stops33h 20m

$1,011

PortlandColombo

PDX - CMB

PDXCMB

Portland

Tue 1/13

7:30 am-10:45 am

3 stops37h 45m

Colombo Bandaranaike Intl

Wed 2/11

12:45 am-1:46 pm

2 stops26h 31m

$1,032

SeattleColombo

SEA - CMB

SEACMB

Seattle/Tacoma Intl

Sun 10/26

7:10 am-7:00 pm

2 stops47h 20m

Colombo Bandaranaike Intl

Thu 10/30

8:20 pm-4:54 pm

2 stops33h 04m

$1,038

SeattleColombo

SEA - CMB

SEACMB

Seattle/Tacoma Intl

Sun 10/26

8:00 pm-6:10 am

1 stop21h 40m

Colombo Bandaranaike Intl

Thu 10/30

7:40 am-6:05 pm

1 stop22h 55m

$1,079

PortlandColombo

PDX - CMB

PDXCMB

Portland

Wed 10/29

10:28 pm-11:30 pm

2 stops36h 32m

Colombo Bandaranaike Intl

Tue 11/4

12:45 am-9:40 am

2 stops46h 25m

$1,113

PortlandColombo

PDX - CMB

PDXCMB

Portland

Fri 10/3

1:24 pm-2:05 am

2 stops24h 11m

Colombo Bandaranaike Intl

Mon 10/6

4:35 am-6:20 am

2 stops38h 15m

$1,185

SeattleColombo

SEA - CMB

SEACMB

Seattle/Tacoma Intl

Sun 10/26

5:05 pm-8:15 am

1 stop26h 40m

Colombo Bandaranaike Intl

Thu 10/30

8:15 pm-1:35 pm

2 stops29h 50m

$1,200

SeattleColombo

SEA - CMB

SEACMB

Seattle/Tacoma Intl

Wed 10/29

12:45 am-10:00 pm

3 stops32h 45m

Colombo Bandaranaike Intl

Sat 11/15

11:00 pm-6:40 pm

3 stops33h 10m

$1,243

SeattleColombo

SEA - CMB

SEACMB

Seattle/Tacoma Intl

Sun 2/8

8:45 am-11:30 pm

1 stop25h 15m

Colombo Bandaranaike Intl

Sun 2/22

12:15 pm-7:25 pm

3 stops44h 40m

$1,248

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 26 results
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Best time to book a flight from Washington to Colombo

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

What is the cheapest month to book a flight from State of Washington to Colombo Bandaranaike Intl Airport?

Currently, September is the cheapest month in which you can book a flight from State of Washington to Colombo Bandaranaike Intl Airport (average of $1,028). Flying from State of Washington to Colombo Bandaranaike Intl Airport in December is currently the most expensive (average of $1,732). 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 WA to CMB?

Find hourly flight availability from Washington 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 September 15, 2025.

When flying from State of Washington to Colombo Bandaranaike Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

Find useful and relevant information for your journey from Washington 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 State of Washington to Colombo Bandaranaike Intl Airport?

    Departing from State of Washington to Colombo Bandaranaike Intl Airport will take you 21h 40m. State of Washington and Colombo Bandaranaike Intl Airport are separated by a distance of 8420 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

  • How can I find direct flights from Washington to Colombo?

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

  • Can I find deals for business class flights from Washington to Colombo?

    Yes. Cheapflights offers flight deals from Washington 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 State of Washington to Colombo Bandaranaike Intl Airport?

    Currently, September is the cheapest month in which you can book a flight from State of Washington to Colombo Bandaranaike Intl Airport (average of $1,028). Flying from State of Washington to Colombo Bandaranaike Intl Airport in December is currently the most expensive (average of $1,732). 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 to Colombo

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Top 4 airlines flying from Washington to Colombo

Discover the top 4 airlines that operate flights from Washington 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$745Average$1,020FlexibilityNo cancel feeOn-time81%
Turkish AirlinesCheapest$938Average$1,100FlexibilityNo cancel feeOn-time77%
Qatar AirwaysCheapest$1,105Average$1,423FlexibilityNo cancel feeOn-time68%
EmiratesCheapest$1,166Average$1,354FlexibilityNo cancel feeOn-time75%

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