$618+ Cheap flights from Sri Lanka 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 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
CMB — SEA
Mar 26 — Apr 21
1 adult, Economy
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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
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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 Sri Lanka to Seattle
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Cheapest flights from Sri Lanka to SeattleExplore the most affordable flight options available from Sri Lanka to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 24, 2026.
Explore the most affordable flight options available from Sri Lanka to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 24, 2026.
This Singapore Airlines deal was found by Cheapflights users on 2/21. 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 Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1812:50 am
CMB
- SEA
1 stop20h 25m
Singapore Airlines
Sun 6/2810:15 am
SEA
- CMB
1 stop24h 50m
Singapore Airlines
Deal found 2/21![Singapore Airlines logo]()
$1,644
This Emirates deal was found by Cheapflights users on 2/21. 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 6/198:35 pm
CMB
- SEA
2 stops29h 20m
Emirates
Sun 6/285:15 pm
SEA
- CMB
1 stop35h 05m
Emirates
Deal found 2/21![Emirates logo]()
$1,668
This oojo deal was found by Cheapflights users on 2/21. 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.
Thu 6/1812:50 am
CMB
- SEA
3 stops29h 43m
Multiple Airlines
Sun 6/287:00 am
SEA
- CMB
2 stops28h 05m
Multiple Airlines
Deal found 2/21![Multiple Airlines logo]()
$2,219
This Air Canada deal was found by Cheapflights users on 2/22. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2010:05 am
CMB
- SEA
2 stops48h 18m
Air Canada
Mon 7/207:20 pm
SEA
- CMB
2 stops45h 55m
Air Canada
Deal found 2/22![Air Canada logo]()
$4,173
This Air Canada deal was found by Cheapflights users on 2/22. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2110:05 am
CMB
- SEA
2 stops48h 18m
Air Canada
Mon 7/207:20 pm
SEA
- CMB
2 stops45h 55m
Air Canada
Deal found 2/22![Air Canada logo]()
$4,174
This oojo deal was found by Cheapflights users on 2/20. 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 3/278:00 am
CMB
- SEA
1 stop22h 35m
Turkish Airlines
Tue 4/77:10 pm
SEA
- CMB
1 stop21h 40m
Turkish Airlines
Deal found 2/20![Turkish Airlines logo]()
$4,257
This Trip.com deal was found by Cheapflights users on 2/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/267:40 am
CMB
- SEA
1 stop22h 55m
Turkish Airlines
Tue 4/77:10 pm
SEA
- CMB
1 stop21h 40m
Turkish Airlines
Deal found 2/20![Turkish Airlines logo]()
$4,398
This BusinessClass deal was found by Cheapflights users on 2/23. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/267:40 am
CMB
- SEA
2 stops24h 00m
Multiple Airlines
Mon 4/61:30 am
SEA
- CMB
2 stops27h 00m
Multiple Airlines
Deal found 2/23![Multiple Airlines logo]()
$4,665
This Expedia deal was found by Cheapflights users on 2/22. 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.
Tue 3/242:40 am
CMB
- SEA
2 stops47h 00m
Multiple Airlines
Tue 4/78:00 am
SEA
- CMB
2 stops36h 20m
Multiple Airlines
Deal found 2/22![Multiple Airlines logo]()
$4,671
Best flights from Sri Lanka to SeattleDiscover carefully curated flight deals from Sri Lanka to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 24, 2026.
Discover carefully curated flight deals from Sri Lanka to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 24, 2026.
This Singapore Airlines deal was found by Cheapflights users on 2/21. 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 Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1812:50 am
CMB
- SEA
1 stop20h 25m
Singapore Airlines
Sun 6/2810:15 am
SEA
- CMB
1 stop24h 50m
Singapore Airlines
Deal found 2/21![Singapore Airlines logo]()
$1,644
This Emirates deal was found by Cheapflights users on 2/21. 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 6/198:35 pm
CMB
- SEA
2 stops29h 20m
Emirates
Sun 6/285:15 pm
SEA
- CMB
1 stop35h 05m
Emirates
Deal found 2/21![Emirates logo]()
$1,668
This oojo deal was found by Cheapflights users on 2/22. 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 3/278:00 am
CMB
- SEA
1 stop22h 35m
Turkish Airlines
Tue 4/77:10 pm
SEA
- CMB
1 stop21h 40m
Turkish Airlines
Deal found 2/22![Turkish Airlines logo]()
$4,257
This Expedia deal was found by Cheapflights users on 2/22. 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.
Tue 3/242:40 am
CMB
- SEA
2 stops47h 00m
Multiple Airlines
Tue 4/78:00 am
SEA
- CMB
2 stops36h 20m
Multiple Airlines
Deal found 2/22![Multiple Airlines logo]()
$4,671
This Air Canada deal was found by Cheapflights users on 2/20. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/241:10 pm
CMB
- SEA
2 stops45h 13m
Air Canada
Sun 9/208:00 am
SEA
- CMB
2 stops36h 00m
Air Canada
Deal found 2/20![Air Canada logo]()
$5,566
This oojo deal was found by Cheapflights users on 2/23. 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.
Thu 3/267:40 am
CMB
- SEA
1 stop22h 55m
Turkish Airlines
Tue 4/77:10 pm
SEA
- CMB
1 stop21h 40m
Turkish Airlines
Deal found 2/23![Turkish Airlines logo]()
$4,429
This business-class.com deal was found by Cheapflights users on 2/23. 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 business-class.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/267:40 am
CMB
- SEA
2 stops23h 20m
Multiple Airlines
Mon 4/61:30 am
SEA
- CMB
2 stops27h 00m
Multiple Airlines
Deal found 2/23![Multiple Airlines logo]()
$4,712
This Emirates deal was found by Cheapflights users on 2/22. 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.
Tue 4/2110:05 pm
CMB
- SEA
1 stop27h 50m
Emirates
Mon 7/205:15 pm
SEA
- CMB
1 stop26h 25m
Emirates
Deal found 2/22![Emirates logo]()
$6,042
This BusinessClass deal was found by Cheapflights users on 2/23. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/277:30 am
CMB
- SEA
2 stops24h 10m
Multiple Airlines
Mon 4/61:30 am
SEA
- CMB
2 stops27h 00m
Multiple Airlines
Deal found 2/23![Multiple Airlines logo]()
$5,536
Last-minute flights from Sri Lanka to SeattleDiscover last-minute flight deals from Sri Lanka to Seattle. Data last updated February 24, 2026 and is based on user searches.
Discover last-minute flight deals from Sri Lanka to Seattle. Data last updated February 24, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 2/22. 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.
Tue 3/242:40 am
CMB
- SEA
2 stops47h 00m
Multiple Airlines
Tue 4/78:00 am
SEA
- CMB
2 stops36h 20m
Multiple Airlines
Deal found 2/22![Multiple Airlines logo]()
$4,671
This Trip.com deal was found by Cheapflights users on 2/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/267:40 am
CMB
- SEA
1 stop22h 55m
Turkish Airlines
Tue 4/77:10 pm
SEA
- CMB
1 stop21h 40m
Turkish Airlines
Deal found 2/20![Turkish Airlines logo]()
$4,398
This BusinessClass deal was found by Cheapflights users on 2/23. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/267:40 am
CMB
- SEA
2 stops24h 00m
Multiple Airlines
Mon 4/61:30 am
SEA
- CMB
2 stops27h 00m
Multiple Airlines
Deal found 2/23![Multiple Airlines logo]()
$4,665
This oojo deal was found by Cheapflights users on 2/20. 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 3/278:00 am
CMB
- SEA
1 stop22h 35m
Turkish Airlines
Tue 4/77:10 pm
SEA
- CMB
1 stop21h 40m
Turkish Airlines
Deal found 2/20![Turkish Airlines logo]()
$4,257
One-way flights from Sri Lanka to SeattleSearch for one-way flight options from Sri Lanka to Seattle. Find affordable one-way fares based on user searches. Data last updated February 24, 2026.
Search for one-way flight options from Sri Lanka to Seattle. Find affordable one-way fares based on user searches. Data last updated February 24, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/20. 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 5/311:15 pm
CMB
- SEA
3 stops57h 20m
Multiple Airlines
Deal found 2/20![Multiple Airlines logo]()
$618
This Kiwi.com deal was found by Cheapflights users on 2/22. 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 3/811:20 pm
CMB
- SEA
2 stops56h 50m
Multiple Airlines
Deal found 2/22![Multiple Airlines logo]()
$635
This Kiwi.com deal was found by Cheapflights users on 2/20. 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.
Thu 3/53:30 am
CMB
- SEA
3 stops50h 16m
Multiple Airlines
Deal found 2/20![Multiple Airlines logo]()
$645
This Kiwi.com deal was found by Cheapflights users on 2/22. 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.
Mon 4/610:25 am
CMB
- SEA
3 stops46h 10m
Multiple Airlines
Deal found 2/22![Multiple Airlines logo]()
$648
This Kiwi.com deal was found by Cheapflights users on 2/22. 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.
Sat 3/710:50 pm
CMB
- SEA
2 stops28h 25m
Multiple Airlines
Deal found 2/22![Multiple Airlines logo]()
$664
This oojo deal was found by Cheapflights users on 2/20. 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 5/36:50 am
CMB
- SEA
1 stop22h 55m
Turkish Airlines
Deal found 2/20![Turkish Airlines logo]()
$860
This oojo deal was found by Cheapflights users on 2/20. 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 3/68:00 am
CMB
- SEA
1 stop22h 35m
Turkish Airlines
Deal found 2/20![Turkish Airlines logo]()
$1,011
Find flight deals from Sri Lanka to Seattle
Keep the following information in mind while searching for Sri Lanka to Seattle flight deals. Data was last updated February 24, 2026.
Round-trip from | $1,644 (Singapore Airlines) |
|---|---|
One-way from | $618 (Kiwi.com) |
Popular in | February |
Cheapest in | June |
Average price | $1,981 |
Cheapflights Fare Finder
Customize your flight search to find flights from Sri Lanka 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 February 24, 2026.
Use the filters below to find and compare flights from Sri Lanka to Seattle that are best for you.
Fly from
Sri Lanka
Fly to
Seattle
Route
Depart
Return
Price
ColomboSeattle
CMB - SEA
CMBSEA
Colombo Bandaranaike Intl
Thu 6/18
12:50 am-8:45 am
1 stop20h 25m
Seattle/Tacoma Intl
Sun 6/28
10:15 am-11:35 pm
1 stop24h 50m
$1,644
ColomboSeattle
CMB - SEA
CMBSEA
Colombo Bandaranaike Intl
Fri 6/19
8:35 pm-1:25 pm
2 stops29h 20m
Seattle/Tacoma Intl
Sun 6/28
5:15 pm-4:50 pm
1 stop35h 05m
$1,668
ColomboSeattle
CMB - SEA
CMBSEA
Colombo Bandaranaike Intl
Fri 3/27
8:00 am-6:05 pm
1 stop22h 35m
Seattle/Tacoma Intl
Tue 4/7
7:10 pm-5:20 am
1 stop21h 40m
$4,257
ColomboSeattle
CMB - SEA
CMBSEA
Colombo Bandaranaike Intl
Thu 3/26
7:40 am-6:05 pm
1 stop22h 55m
Seattle/Tacoma Intl
Tue 4/7
7:10 pm-5:20 am
1 stop21h 40m
$4,429
ColomboSeattle
CMB - SEA
CMBSEA
Colombo Bandaranaike Intl
Tue 3/24
2:40 am-1:10 pm
2 stops47h 00m
Seattle/Tacoma Intl
Tue 4/7
8:00 am-8:50 am
2 stops36h 20m
$4,671
ColomboSeattle
CMB - SEA
CMBSEA
Colombo Bandaranaike Intl
Thu 3/26
7:40 am-6:30 pm
2 stops23h 20m
Seattle/Tacoma Intl
Mon 4/6
1:30 am-5:00 pm
2 stops27h 00m
$4,712
ColomboSeattle
CMB - SEA
CMBSEA
Colombo Bandaranaike Intl
Fri 3/27
7:30 am-7:10 pm
2 stops24h 10m
Seattle/Tacoma Intl
Mon 4/6
1:30 am-5:00 pm
2 stops27h 00m
$5,536
ColomboSeattle
CMB - SEA
CMBSEA
Colombo Bandaranaike Intl
Fri 4/24
1:10 pm-9:53 pm
2 stops45h 13m
Seattle/Tacoma Intl
Sun 9/20
8:00 am-8:30 am
2 stops36h 00m
$5,566
ColomboSeattle
CMB - SEA
CMBSEA
Colombo Bandaranaike Intl
Tue 4/21
10:05 pm-1:25 pm
1 stop27h 50m
Seattle/Tacoma Intl
Mon 7/20
5:15 pm-8:10 am
1 stop26h 25m
$6,042
ColomboSeattle
CMB - SEA
CMBSEA
Colombo Bandaranaike Intl
Sun 5/3
11:15 pm-8:05 pm
3 stops57h 20m
$618
Showing 1-10 of 18 results
Best time to book a flight from Sri Lanka to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Sri Lanka 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.
Cheapflights Insights
Everything you need to know about your flight from Sri Lanka to Seattle
LK0-SEA
CMB-SEA
No data available for this route at this time. Please check back soon.
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 February 24, 2026.
Peruse reviews from past customers who have flown with Singapore Airlines from Sri Lanka to Seattle 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.
Boarding
8.3
Comfort
8.0
Crew
8.6
Food
7.8
Entertainment
8.0
Overall
8.2
Reviews
1 / 20
6.0
GoodAnonymous,Feb 2026
SAI - SIN
Boarding
8.3
Comfort
8.0
Crew
8.6
Food
7.8
Entertainment
8.0
Overall
8.2
Reviews
1 / 20
6.0
GoodAnonymous,Feb 2026
SAI - SIN
Related info for your journey
Find useful and relevant information for your journey from Sri Lanka 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 locationsTacoma
SeaTac
Lakewood
Ocean Shores
Olympia
Kent
Lynnwood
Edmonds
Lacey
Renton
Puyallup
Kirkland
Tukwila
Fife
Aberdeen
Shoreline
Marysville
Centralia
Federal Way
Chehalis
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Sri Lanka and Seattle flights
Browse other Sri Lanka and Seattle flight options. Last updated on February 24, 2026.
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Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on February 24, 2026.
Sri Lanka to Seattle flights
Consider these flights traveling from Sri Lanka to Seattle.
Top airline flying from Sri Lanka to Seattle
Discover the top airline that operate flights from Sri Lanka 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 February 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$371 | Average$1,377 | FlexibilityNo cancel fee | On-time81% |