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$555+ Cheap flights from Bandaranaike Intl (CMB) to Washington

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 11/21. Fares are subject to change and may not be available on all flights or dates of travel.
CMB — SEA
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Colombo to Washington

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

Round-trip from

$1,163
(American Airlines)

One-way from

$555
(Kiwi.com)

Popular in

August

Cheapest in

June

Average price

$1,487
From Colombo Bandaranaike Intl to Washington
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One-way flight from Colombo Bandaranaike Intl to Washington
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Highest demand for flights based on searches. 8% potential increase in price ($137 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($47 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 Colombo to Washington

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

This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/297:15 pmCMB - SEA
2 stops36h 50mMultiple Airlines
Thu 1/110:39 pmSEA - CMB
2 stops35h 06mMultiple Airlines
Deal found 9/15$1,228
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/305:05 pmCMB - SEA
2 stops33h 24mMultiple Airlines
Tue 12/3010:39 pmSEA - CMB
2 stops35h 06mMultiple Airlines
Deal found 9/15$1,278
This Orbitz 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/297:15 pmCMB - SEA
2 stops31h 14mMultiple Airlines
Tue 12/307:00 pmSEA - CMB
1 stop21h 40mMultiple Airlines
Deal found 9/15$1,337
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/297:40 amCMB - SEA
1 stop22h 55mTurkish Airlines
Thu 1/17:00 pmSEA - CMB
1 stop21h 40mTurkish Airlines
Deal found 9/15$1,382

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colombo to Washington 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 Colombo Bandaranaike Intl Airport to Washington that are best for you.

Fly from

Colombo

Fly to

Washington

Route

Depart

Return

Price

ColomboPortland

CMB - PDX

CMBPDX

Colombo Bandaranaike Intl

Tue 3/10

7:30 pm-11:03 pm

2 stops40h 03m

Portland

Thu 3/12

6:00 am-1:55 am

2 stops31h 25m

$1,163

ColomboSeattle

CMB - SEA

CMBSEA

Colombo Bandaranaike Intl

Wed 10/29

7:15 pm-7:35 pm

2 stops36h 50m

Seattle/Tacoma Intl

Thu 1/1

10:39 pm-11:15 pm

2 stops35h 06m

$1,228

ColomboSeattle

CMB - SEA

CMBSEA

Colombo Bandaranaike Intl

Wed 10/29

7:40 am-6:05 pm

1 stop22h 55m

Seattle/Tacoma Intl

Thu 1/1

7:00 pm-6:10 am

1 stop21h 40m

$1,382

ColomboSeattle

CMB - SEA

CMBSEA

Colombo Bandaranaike Intl

Wed 10/29

1:00 am-7:10 pm

2 stops54h 40m

Seattle/Tacoma Intl

Mon 12/29

12:10 am-4:15 am

2 stops38h 35m

$1,400

ColomboSeattle

CMB - SEA

CMBSEA

Colombo Bandaranaike Intl

Tue 10/28

12:40 am-7:40 pm

3 stops31h 30m

Seattle/Tacoma Intl

Tue 12/30

3:10 pm-4:05 pm

3 stops35h 25m

$1,425

ColomboSeattle

CMB - SEA

CMBSEA

Colombo Bandaranaike Intl

Thu 10/30

4:15 am-12:40 pm

1 stop20h 55m

Seattle/Tacoma Intl

Tue 12/30

4:05 pm-9:45 am

1 stop28h 10m

$1,482

ColomboSeattle

CMB - SEA

CMBSEA

Colombo Bandaranaike Intl

Tue 10/28

3:25 am-12:40 pm

1 stop21h 45m

Seattle/Tacoma Intl

Tue 12/30

4:05 pm-9:45 am

1 stop28h 10m

$1,482

ColomboSeattle

CMB - SEA

CMBSEA

Colombo Bandaranaike Intl

Tue 10/28

3:25 am-12:40 pm

1 stop21h 45m

Seattle/Tacoma Intl

Thu 1/1

4:05 pm-1:55 am

1 stop20h 20m

$1,482

ColomboPortland

CMB - PDX

CMBPDX

Colombo Bandaranaike Intl

Tue 3/10

8:15 pm-6:36 pm

3 stops34h 51m

Portland

Thu 3/12

10:25 am-8:20 am

2 stops33h 25m

$2,678

ColomboSeattle

CMB - SEA

CMBSEA

Colombo Bandaranaike Intl

Fri 11/21

10:25 am-8:00 am

3 stops35h 05m

$555

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 14 results
1
2

Best time to book a flight from Colombo to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington 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.

Cheapflights Insights

Everything you need to know about your flight from Colombo Bandaranaike Intl Airport to Washington

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

Find hourly flight availability from Colombo to Washington. 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.

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 State of Washington as you normally would.

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. 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 Washington. Reviews last updated September 15, 2025.
Get a feel of what it's like to fly with Singapore Airlines and Qatar Airways from Colombo Bandaranaike Intl Airport to Washington by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very good
1,365 reviews

Comfort

8.0

Entertainment

8.0

Food

7.7

Overall

8.1

Crew

8.6

Boarding

8.2

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
1,365 reviews
Singapore Airlines
8.1
Very good
1,365 reviews

Comfort

8.0

Entertainment

8.0

Food

7.7

Overall

8.1

Crew

8.6

Boarding

8.2

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
3,624 reviews
Singapore Airlines
8.1
Very good
1,365 reviews

Comfort

8.0

Entertainment

8.0

Food

7.7

Overall

8.1

Crew

8.6

Boarding

8.2

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 Colombo to Washington. 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 State of Washington?

    For as low as $1,382, American Airlines can have you in State of Washington from Colombo Bandaranaike Intl Airport in 22h 55m. There are 8420 mi between Colombo Bandaranaike Intl Airport and State of Washington. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Colombo Bandaranaike Intl Airport to State of Washington (average of $238). Flying from Colombo Bandaranaike Intl Airport to State of Washington in June is currently the most expensive (average of $387). 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.

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Top 2 airlines flying from Colombo to Washington

Discover the top 2 airlines that operate flights from Colombo to Washington. 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
Qatar AirwaysCheapest$992Average$1,325FlexibilityNo cancel feeOn-time68%
Singapore AirlinesCheapest$1,001Average$1,377FlexibilityNo cancel feeOn-time81%

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