$755+ Cheap flights from Bandaranaike Intl (CMB) to Seattle (SEA)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/16. Fares are subject to change and may not be available on all flights or dates of travel.
CMB — SEA
Oct 18 — Oct 251
Round-trip
1 adult, Economy
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Find cheap flights from Colombo to Seattle with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Colombo to Seattle
Cheapest
Best
Last-minute
One-way
Cheapest flights from Colombo to SeattleExplore 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 September 18, 2026.
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 September 18, 2026.
This Expedia deal was found by Cheapflights users on 9/16. 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 11/2012:15 pm -
2 stops46h 36m
Wed 1/278:44 pm -
3 stops41h 56m
Deal found 9/16![Multiple Airlines logo]()
$1,147
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.
Tue 11/37:30 am -
2 stops24h 10m
Tue 11/2411:30 pm -
2 stops26h 55m
Deal found 9/14![Multiple Airlines logo]()
$1,197
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.
Tue 11/39:15 am -
1 stop46h 25m
Tue 11/247:05 pm -
1 stop21h 20m
Deal found 9/14![Turkish Airlines logo]()
$1,374
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.
Sat 10/171:10 pm -
2 stops44h 24m
Thu 10/297:45 am -
2 stops33h 30m
Deal found 9/15![Multiple Airlines logo]()
$4,551
This Qatar Airways 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/178:20 pm -
1 stop28h 35m
Thu 10/2911:56 am -
2 stops26h 19m
Deal found 9/15![Qatar Airways logo]()
$6,100
Best flights from Colombo to SeattleDiscover carefully curated flight deals from Colombo to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 18, 2026.
Discover carefully curated flight deals from Colombo to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 18, 2026.
This Expedia deal was found by Cheapflights users on 9/16. 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 11/2012:15 pm -
2 stops46h 36m
Wed 1/278:44 pm -
3 stops41h 56m
Deal found 9/16![Multiple Airlines logo]()
$1,147
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.
Tue 11/39:15 am -
1 stop46h 25m
Tue 11/247:05 pm -
1 stop21h 20m
Deal found 9/14![Turkish Airlines logo]()
$1,374
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/312:10 pm -
1 stop32h 25m
Tue 11/2410:25 am -
2 stops33h 30m
Deal found 9/14![Multiple Airlines logo]()
$1,468
This Qatar Airways 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/178:20 pm -
1 stop28h 35m
Thu 10/2911:56 am -
2 stops26h 19m
Deal found 9/15![Qatar Airways logo]()
$6,100
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.
Sat 10/171:10 pm -
2 stops44h 24m
Thu 10/297:45 am -
2 stops33h 30m
Deal found 9/15![Multiple Airlines logo]()
$4,551
Last-minute flights from Colombo to SeattleDiscover last-minute flight deals from Colombo to Seattle. Data last updated September 18, 2026 and is based on user searches.
Discover last-minute flight deals from Colombo to Seattle. Data last updated September 18, 2026 and is based on user searches.
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.
Sat 10/171:10 pm -
2 stops44h 24m
Thu 10/297:45 am -
2 stops33h 30m
Deal found 9/15![Multiple Airlines logo]()
$4,551
This Qatar Airways 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/178:20 pm -
1 stop28h 35m
Thu 10/2911:56 am -
2 stops26h 19m
Deal found 9/15![Qatar Airways logo]()
$6,100
One-way flights from Colombo to SeattleSearch for one-way flight options from Colombo to Seattle. Find affordable one-way fares based on user searches. Data last updated September 18, 2026.
Search for one-way flight options from Colombo to Seattle. Find affordable one-way fares based on user searches. Data last updated September 18, 2026.
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/169:50 pm -
3 stops33h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Multiple Airlines logo]()
$755
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.
Wed 12/169:15 am -
1 stop45h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Turkish Airlines logo]()
$860
This Kiwi.com deal was found by Cheapflights users on 9/18. 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.
Sun 1/1011:10 pm -
2 stops32h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$946
This Expedia deal was found by Cheapflights users on 9/18. 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.
Sun 1/109:50 pm -
1 stop28h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Emirates logo]()
$1,137
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 September 18, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,147 (Expedia) |
One-way from | $755 (Kiwi.com) |
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 7,457,451 searches. Data last updated September 18, 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
Cheapest round-trip
ColomboSeattle
CMB Colombo Bandaranaike Intl - SEA Seattle/Tacoma Intl
CMBSEA
Colombo Bandaranaike Intl
Wed 12/16
9:50 pm-6:10 pm
3 stops33h 50m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:30 pm
Nonstop0h 00m
$755
ColomboSeattle
CMB Colombo Bandaranaike Intl - SEA Seattle/Tacoma Intl
CMBSEA
Colombo Bandaranaike Intl
Wed 12/16
9:15 am-5:10 pm
1 stop45h 25m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:30 pm
Nonstop0h 00m
$860
ColomboSeattle
CMB Colombo Bandaranaike Intl - SEA Seattle/Tacoma Intl
CMBSEA
Colombo Bandaranaike Intl
Sun 1/10
11:10 pm-6:10 pm
2 stops32h 30m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:30 pm
Nonstop0h 00m
$946
Quickest round-trip
ColomboSeattle
CMB Colombo Bandaranaike Intl - SEA Seattle/Tacoma Intl
CMBSEA
Colombo Bandaranaike Intl
Sun 1/10
9:50 pm-12:35 pm
1 stop28h 15m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:30 pm
Nonstop0h 00m
$1,137
ColomboSeattle
CMB Colombo Bandaranaike Intl - SEA Seattle/Tacoma Intl
CMBSEA
Colombo Bandaranaike Intl
Fri 11/20
12:15 pm-9:21 pm
2 stops46h 36m
Seattle/Tacoma Intl
Wed 1/27
8:44 pm-4:10 am
3 stops41h 56m
$1,147
ColomboSeattle
CMB Colombo Bandaranaike Intl - SEA Seattle/Tacoma Intl
CMBSEA
Colombo Bandaranaike Intl
Tue 11/3
9:15 am-6:10 pm
1 stop46h 25m
Seattle/Tacoma Intl
Tue 11/24
7:05 pm-5:55 am
1 stop21h 20m
$1,374
ColomboSeattle
CMB Colombo Bandaranaike Intl - SEA Seattle/Tacoma Intl
CMBSEA
Colombo Bandaranaike Intl
Tue 11/3
12:10 pm-7:05 am
1 stop32h 25m
Seattle/Tacoma Intl
Tue 11/24
10:25 am-9:25 am
2 stops33h 30m
$1,468
ColomboSeattle
CMB Colombo Bandaranaike Intl - SEA Seattle/Tacoma Intl
CMBSEA
Colombo Bandaranaike Intl
Sat 10/17
1:10 pm-9:04 pm
2 stops44h 24m
Seattle/Tacoma Intl
Thu 10/29
7:45 am-5:45 am
2 stops33h 30m
$4,551
ColomboSeattle
CMB Colombo Bandaranaike Intl - SEA Seattle/Tacoma Intl
CMBSEA
Colombo Bandaranaike Intl
Sat 10/17
8:20 pm-12:25 pm
1 stop28h 35m
Seattle/Tacoma Intl
Thu 10/29
11:56 am-2:45 am
2 stops26h 19m
$6,100
Sorted by cheapest first
- 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.
CMB-SEA
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 September 18, 2026.
Read reviews from past customers who have flown Qatar Airways 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.
Food
7.3
Entertainment
7.3
Boarding
7.5
Comfort
7.3
Overall
7.3
Crew
7.9
Reviews
1 / 20
4.0
OkayScott,Jul 2026
DOH - ORD
Food
7.3
Entertainment
7.3
Boarding
7.5
Comfort
7.3
Overall
7.3
Crew
7.9
Reviews
1 / 20
4.0
OkayScott,Jul 2026
DOH - ORD
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.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsSeaTac
Renton
Tacoma
Lacey
Leavenworth
Olympia
Tukwila
Snoqualmie
Puyallup
Lynnwood
Centralia
Kent
Tumwater
Ellensburg
Issaquah
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Lakewood
Fife
Poulsbo
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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 7,457,451 searches. Data last updated September 18, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,290 | Average$1,318 | FlexibilityNo cancel fee | On-time68% |