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$647+ Cheap flights from Bandaranaike Intl (CMB) to Seattle (SEA)

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 6/18. Fares are subject to change and may not be available on all flights or dates of travel.
CMB — SEA
Apr 13 — Apr 201
Mon 4/13
Mon 4/20
1 adult, Economy
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Cheap flight deals from Colombo to Seattle

Cheapest flights from Colombo to Seattle
Explore the most affordable flight options available from Colombo to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 14, 2026.

This Emirates deal was found by Cheapflights users on 3/14. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/279:15 am
CMB
-
SEA
1 stop40h 50m
Emirates
Wed 7/225:15 pm
SEA
-
CMB
1 stop40h 25m
Emirates
Deal found 3/14$1,481
This Emirates deal was found by Cheapflights users on 3/14. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/289:55 am
CMB
-
SEA
1 stop40h 00m
Emirates
Tue 7/215:15 pm
SEA
-
CMB
1 stop40h 25m
Emirates
Deal found 3/14$1,496
This Emirates deal was found by Cheapflights users on 3/13. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1110:05 pm
CMB
-
SEA
1 stop27h 50m
Emirates
Sat 4/185:15 pm
SEA
-
CMB
1 stop34h 50m
Emirates
Deal found 3/13$1,510
This Kiwi.com deal was found by Cheapflights users on 3/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/2510:25 am
CMB
-
SEA
3 stops35h 10m
Multiple Airlines
Fri 8/1410:15 am
SEA
-
CMB
1 stop22h 45m
Multiple Airlines
Deal found 3/14$1,546
This Emirates deal was found by Cheapflights users on 3/14. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/279:15 am
CMB
-
SEA
1 stop40h 50m
Emirates
Mon 7/205:15 pm
SEA
-
CMB
1 stop40h 25m
Emirates
Deal found 3/14$1,612
This Emirates deal was found by Cheapflights users on 3/14. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/2611:15 am
CMB
-
SEA
2 stops62h 50m
Emirates
Fri 8/145:15 pm
SEA
-
CMB
2 stops36h 45m
Emirates
Deal found 3/14$1,624
This Emirates deal was found by Cheapflights users on 3/14. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/2911:20 am
CMB
-
SEA
2 stops38h 35m
Emirates
Mon 7/205:15 pm
SEA
-
CMB
1 stop40h 25m
Emirates
Deal found 3/14$1,626
This Qatar Airways deal was found by Cheapflights users on 3/13. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/114:35 am
CMB
-
SEA
1 stop20h 50m
Qatar Airways
Sat 4/1811:16 am
SEA
-
CMB
2 stops25h 59m
Qatar Airways
Deal found 3/13$1,670
This Emirates deal was found by Cheapflights users on 3/14. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/2611:15 am
CMB
-
SEA
2 stops62h 50m
Emirates
Wed 8/125:15 pm
SEA
-
CMB
2 stops52h 30m
Emirates
Deal found 3/14$1,675
This Emirates deal was found by Cheapflights users on 3/14. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/289:50 pm
CMB
-
SEA
1 stop28h 05m
Emirates
Wed 7/225:15 pm
SEA
-
CMB
1 stop35h 05m
Emirates
Deal found 3/14$1,702

Find flight deals from Colombo to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Colombo (CMB) to Seattle (SEA). 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 March 14, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,481
(Emirates)

One-way from

$647
(Kiwi.com)
Provider with most accurate pricing for Colombo Bandaranaike Intl-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Colombo Bandaranaike Intl-Seattle/Tacoma Intl flights.
Search Deals
From Colombo Bandaranaike Intl to Seattle/Tacoma Intl
Search Deals
One-way flight from Colombo Bandaranaike Intl to Seattle/Tacoma Intl
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Colombo to Seattle 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 March 14, 2026.
Use the filters below to find and compare flights from Colombo Bandaranaike Intl Airport to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ColomboSeattle

CMB - SEA

CMBSEA

Colombo Bandaranaike Intl

Fri 3/27

9:15 am-1:35 pm

1 stop40h 50m

Seattle/Tacoma Intl

Tue 7/21

5:15 pm-6:30 pm

2 stops36h 45m

$1,481

ColomboSeattle

CMB - SEA

CMBSEA

Colombo Bandaranaike Intl

Sat 4/11

8:35 pm-1:25 pm

2 stops29h 20m

Seattle/Tacoma Intl

Sat 4/18

5:15 pm-4:35 pm

1 stop34h 50m

$1,510

ColomboSeattle

CMB - SEA

CMBSEA

Colombo Bandaranaike Intl

Sun 3/29

11:20 am-1:25 pm

2 stops38h 35m

Seattle/Tacoma Intl

Mon 7/20

5:15 pm-10:10 pm

1 stop40h 25m

$1,626
Quickest round-trip

ColomboSeattle

CMB - SEA

CMBSEA

Colombo Bandaranaike Intl

Sat 4/11

4:35 am-12:55 pm

1 stop20h 50m

Seattle/Tacoma Intl

Sat 4/18

11:16 am-1:45 am

2 stops25h 59m

$1,670

ColomboSeattle

CMB - SEA

CMBSEA

Colombo Bandaranaike Intl

Thu 3/26

11:15 am-1:35 pm

2 stops62h 50m

Seattle/Tacoma Intl

Thu 8/13

5:15 pm-6:30 pm

2 stops36h 45m

$1,732
Cheapest one-way

ColomboSeattle

CMB - SEA

CMBSEA

Colombo Bandaranaike Intl

Thu 6/18

10:50 pm-2:55 pm

3 stops28h 35m

$647

ColomboSeattle

CMB - SEA

CMBSEA

Colombo Bandaranaike Intl

Tue 3/24

2:45 am-2:55 pm

2 stops24h 40m

$754
Quickest one-way

ColomboSeattle

CMB - SEA

CMBSEA

Colombo Bandaranaike Intl

Thu 6/18

6:50 am-5:15 pm

1 stop22h 55m

$841

ColomboSeattle

CMB - SEA

CMBSEA

Colombo Bandaranaike Intl

Mon 3/30

8:20 pm-12:55 pm

1 stop29h 05m

$929

ColomboSeattle

CMB - SEA

CMBSEA

Colombo Bandaranaike Intl

Mon 3/30

11:15 pm-2:35 pm

2 stops51h 50m

$986

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/9

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

Compare providers for flights from Colombo to Seattle

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 Seattle in March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 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 Colombo Bandaranaike Intl Airport-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Colombo Bandaranaike Intl Airport-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Colombo Bandaranaike Intl Airport-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Colombo Bandaranaike Intl Airport-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub 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-Seattle 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 Seattle

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

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated March 14, 2026.
Read reviews from past customers who have flown Singapore Airlines from Colombo Bandaranaike Intl Airport to Seattle. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.2
Very good
1,475 reviews

Entertainment

8.0

Overall

8.2

Comfort

8.0

Food

7.8

Boarding

8.3

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
Singapore Airlines
8.2
Very good
1,475 reviews
Singapore Airlines
8.2
Very good
1,475 reviews

Entertainment

8.0

Overall

8.2

Comfort

8.0

Food

7.8

Boarding

8.3

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Related info for your journey

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

  • What airport do you fly into for flights to Seattle from Colombo Bandaranaike Intl?

    Seattle/Tacoma Intl (SEA), located 11.4 mi from the city center, is the airport you fly into when you book flights from Colombo Bandaranaike Intl to Seattle. 1 airline have flights to Seattle/Tacoma Intl from Colombo Bandaranaike Intl on a regular basis. Booking flights from Colombo Bandaranaike Intl to Seattle/Tacoma Intl should not be difficult; the airport handles an average of 0 inbound flights from Colombo Bandaranaike Intl per day.

  • How long is the flight from Colombo Bandaranaike Intl Airport to Seattle?

    A quick flight from Colombo Bandaranaike Intl Airport to Seattle can take about 20h 50m. Emirates provides one of the quickest options available for as low as $1,670. The distance from Colombo Bandaranaike Intl Airport to Seattle is about 8420 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What is the cheapest airline to fly from Colombo Bandaranaike Intl Airport to Seattle round-trip?

    Flying on Singapore Airlines is currently your cheapest option to Seattle, with prices starting at $371.

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

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

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

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

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

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

See more FAQs

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
SeaTac
Lakewood
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Olympia
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Renton
Puyallup
Kirkland
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Chehalis

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Colombo to Seattle

Discover the top airline that operate flights from Colombo to Seattle. 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 March 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$371Average$1,377FlexibilityNo cancel feeOn-time81%

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