$583+ Cheap flights from Seattle (SEA) to Sri Lanka
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 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CMB
Jul 28 — Aug 41
Round-trip
1 adult, Economy
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Find cheap flights from Seattle to Sri Lanka 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
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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 Seattle to Sri Lanka
Cheapest
Best
Last-minute
One-way
Cheapest flights from Seattle to Sri LankaExplore the most affordable flight options available from Seattle to Sri Lanka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 28, 2026.
Explore the most affordable flight options available from Seattle to Sri Lanka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 28, 2026.
This oojo deal was found by Cheapflights users on 6/23. 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.
Tue 9/2210:15 am
SEA
- CMB
1 stop24h 50m
Singapore Airlines
Wed 10/2112:50 am
CMB
- SEA
1 stop20h 25m
Singapore Airlines
Deal found 6/23![Singapore Airlines logo]()
$833
This oojo deal was found by Cheapflights users on 6/24. 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 10/410:15 am
SEA
- CMB
1 stop36h 00m
Singapore Airlines
Thu 10/1512:50 am
CMB
- SEA
1 stop20h 25m
Singapore Airlines
Deal found 6/24![Singapore Airlines logo]()
$903
This oojo deal was found by Cheapflights users on 6/24. 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 10/47:05 pm
SEA
- CMB
2 stops27h 10m
Multiple Airlines
Thu 10/1512:50 am
CMB
- SEA
1 stop20h 25m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$1,058
This oojo deal was found by Cheapflights users on 6/25. 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.
Mon 10/122:05 pm
SEA
- CMB
2 stops32h 10m
Multiple Airlines
Sat 10/2412:50 am
CMB
- SEA
1 stop19h 50m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$1,087
This oojo deal was found by Cheapflights users on 6/26. 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 9/227:18 am
SEA
- CMB
2 stops27h 47m
Multiple Airlines
Wed 10/2112:50 am
CMB
- SEA
1 stop20h 25m
Multiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$1,106
This oojo deal was found by Cheapflights users on 6/26. 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 9/224:25 pm
SEA
- CMB
1 stop22h 10m
Qatar Airways
Thu 10/228:20 pm
CMB
- SEA
1 stop28h 35m
Qatar Airways
Deal found 6/26![Qatar Airways logo]()
$1,145
This KAYAK deal was found by Cheapflights users on 6/28. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/59:07 pm
SEA
- CMB
2 stops56h 23m
Multiple Airlines
Sun 11/158:20 pm
CMB
- SEA
2 stops28h 47m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$1,155
This Justfly.com deal was found by Cheapflights users on 6/23. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/44:25 pm
SEA
- CMB
1 stop35h 55m
Qatar Airways
Thu 10/153:35 am
CMB
- SEA
1 stop21h 20m
Qatar Airways
Deal found 6/23![Qatar Airways logo]()
$1,175
This oojo deal was found by Cheapflights users on 6/28. 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 11/53:50 pm
SEA
- CMB
1 stop21h 25m
Qatar Airways
Sun 11/157:30 pm
CMB
- SEA
1 stop29h 40m
Qatar Airways
Deal found 6/28![Qatar Airways logo]()
$1,184
This oojo deal was found by Cheapflights users on 6/25. 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.
Mon 10/124:25 pm
SEA
- CMB
1 stop22h 10m
Qatar Airways
Sun 10/254:15 am
CMB
- SEA
1 stop20h 55m
Qatar Airways
Deal found 6/25![Qatar Airways logo]()
$1,186
Best flights from Seattle to Sri LankaDiscover carefully curated flight deals from Seattle to Sri Lanka that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 28, 2026.
Discover carefully curated flight deals from Seattle to Sri Lanka that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 28, 2026.
This Emirates deal was found by Cheapflights users on 6/23. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/115:15 pm
SEA
- CMB
2 stops36h 45m
Emirates
Mon 8/172:55 am
CMB
- SEA
1 stop23h 00m
Emirates
Deal found 6/23![Emirates logo]()
$1,367
This Singapore Airlines deal was found by Cheapflights users on 6/26. 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.
Tue 9/222:30 pm
SEA
- CMB
2 stops31h 45m
Multiple Airlines
Wed 10/2112:50 am
CMB
- SEA
3 stops32h 11m
Multiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$1,589
This Qatar Airways deal was found by Cheapflights users on 6/23. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/173:50 pm
SEA
- CMB
1 stop27h 25m
Qatar Airways
Sun 12/277:30 pm
CMB
- SEA
1 stop29h 40m
Qatar Airways
Deal found 6/23![Qatar Airways logo]()
$2,359
This British Airways deal was found by Cheapflights users on 6/23. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/217:55 pm
SEA
- CMB
2 stops47h 35m
British Airways
Tue 1/1911:00 am
CMB
- SEA
1 stop43h 25m
British Airways
Deal found 6/23![British Airways logo]()
$2,443
This Emirates deal was found by Cheapflights users on 6/28. 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.
Mon 7/205:15 pm
SEA
- CMB
1 stop43h 20m
Emirates
Mon 7/275:35 pm
CMB
- SEA
1 stop32h 20m
Emirates
Deal found 6/28![Emirates logo]()
$1,520
This Mytrip deal was found by Cheapflights users on 6/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/1912:10 am
SEA
- CMB
2 stops33h 15m
Multiple Airlines
Mon 7/2710:55 pm
CMB
- SEA
3 stops33h 25m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$1,806
This British Airways deal was found by Cheapflights users on 6/23. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/151:25 pm
SEA
- CMB
1 stop30h 05m
British Airways
Sun 12/273:25 am
CMB
- SEA
2 stops45h 35m
British Airways
Deal found 6/23![British Airways logo]()
$2,482
This oojo deal was found by Cheapflights users on 6/28. 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 12/208:45 am
SEA
- CMB
1 stop25h 15m
Multiple Airlines
Wed 1/612:45 am
CMB
- SEA
2 stops33h 58m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$2,361
This KAYAK deal was found by Cheapflights users on 6/28. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/95:15 pm
SEA
- CMB
2 stops36h 45m
Emirates
Sun 7/268:35 pm
CMB
- SEA
3 stops38h 51m
Emirates
Deal found 6/28![Emirates logo]()
$2,595
Last-minute flights from Seattle to Sri LankaDiscover last-minute flight deals from Seattle to Sri Lanka. Data last updated June 28, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Sri Lanka. Data last updated June 28, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 6/27. 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 6/285:15 pm
SEA
- CMB
2 stops52h 30m
Emirates
Fri 7/175:35 pm
CMB
- SEA
1 stop32h 20m
Emirates
Deal found 6/27![Emirates logo]()
$1,622
This FlightHub deal was found by Cheapflights users on 6/24. 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.
Wed 7/82:10 am
SEA
- CMB
2 stops30h 50m
Multiple Airlines
Sun 7/267:35 am
CMB
- SEA
2 stops24h 45m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$1,704
This KAYAK deal was found by Cheapflights users on 6/28. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/95:15 pm
SEA
- CMB
2 stops36h 45m
Emirates
Sat 7/252:05 am
CMB
- SEA
1 stop23h 50m
Emirates
Deal found 6/28![Emirates logo]()
$1,548
This FlightHub deal was found by Cheapflights users on 6/24. 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 7/122:10 am
SEA
- CMB
2 stops44h 25m
Multiple Airlines
Fri 7/2412:55 am
CMB
- SEA
2 stops31h 25m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$1,692
This oojo deal was found by Cheapflights users on 6/27. 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 7/145:15 pm
SEA
- CMB
2 stops36h 45m
Emirates
Fri 8/148:35 pm
CMB
- SEA
2 stops29h 20m
Emirates
Deal found 6/27![Emirates logo]()
$1,361
This deal was found by Cheapflights users on 6/27. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/157:15 pm
SEA
- CMB
1 stop21h 35m
Turkish Airlines
Fri 8/76:50 am
CMB
- SEA
1 stop23h 00m
Turkish Airlines
Deal found 6/27![Turkish Airlines logo]()
$1,667
This Trip.com deal was found by Cheapflights users on 6/27. 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.
Sat 7/184:30 pm
SEA
- CMB
2 stops28h 35m
Multiple Airlines
Wed 8/51:05 am
CMB
- SEA
2 stops49h 50m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$1,508
This Emirates deal was found by Cheapflights users on 6/28. 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.
Mon 7/205:15 pm
SEA
- CMB
1 stop43h 20m
Emirates
Mon 7/2711:15 am
CMB
- SEA
2 stops38h 40m
Emirates
Deal found 6/28![Emirates logo]()
$1,520
One-way flights from Seattle to Sri LankaSearch for one-way flight options from Seattle to Sri Lanka. Find affordable one-way fares based on user searches. Data last updated June 28, 2026.
Search for one-way flight options from Seattle to Sri Lanka. Find affordable one-way fares based on user searches. Data last updated June 28, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/112:10 am
SEA
- CMB
2 stops46h 25m
Multiple Airlines
Deal found 6/23![Multiple Airlines logo]()
$583
This Kiwi.com deal was found by Cheapflights users on 6/24. 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 7/3012:10 am
SEA
- CMB
2 stops56h 50m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$649
This Justfly.com deal was found by Cheapflights users on 6/26. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/183:59 pm
SEA
- CMB
2 stops62h 31m
Multiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$725
This Kiwi.com deal was found by Cheapflights users on 6/24. 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 12/2412:10 am
SEA
- CMB
3 stops32h 25m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$772
This oojo deal was found by Cheapflights users on 6/23. 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.
Wed 9/27:15 pm
SEA
- CMB
1 stop21h 35m
Turkish Airlines
Deal found 6/23![Turkish Airlines logo]()
$822
This Kiwi.com deal was found by Cheapflights users on 6/24. 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 12/2312:10 am
SEA
- CMB
2 stops45h 20m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$824
This Kiwi.com deal was found by Cheapflights users on 6/24. 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 12/2012:10 am
SEA
- CMB
2 stops55h 30m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$835
This American Airlines deal was found by Cheapflights users on 6/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/314:25 pm
SEA
- CMB
1 stop28h 45m
American Airlines
Deal found 6/24![American Airlines logo]()
$880
Find flight deals from Seattle to Sri Lanka
Keep the following information in mind while searching for Seattle to Sri Lanka flight deals. Data was last updated June 28, 2026.
Round-trip from | $833 (oojo) |
|---|---|
One-way from | $583 (Kiwi.com) |
Popular in | December |
Cheapest in | January |
Average price | $1,293 |
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle to Sri Lanka 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 June 28, 2026.
Use the filters below to find and compare flights from Seattle to Sri Lanka that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SeattleColombo
SEA - CMB
SEACMB
Seattle/Tacoma Intl
Tue 8/11
5:15 pm-6:30 pm
2 stops36h 45m
Colombo Bandaranaike Intl
Mon 8/17
2:55 am-1:25 pm
1 stop23h 00m
$1,367
SeattleColombo
SEA - CMB
SEACMB
Seattle/Tacoma Intl
Mon 7/20
5:15 pm-1:05 am
1 stop43h 20m
Colombo Bandaranaike Intl
Mon 7/27
5:35 pm-1:25 pm
1 stop32h 20m
$1,520
SeattleColombo
SEA - CMB
SEACMB
Seattle/Tacoma Intl
Tue 9/22
2:30 pm-10:45 am
2 stops31h 45m
Colombo Bandaranaike Intl
Wed 10/21
12:50 am-8:31 pm
3 stops32h 11m
$1,589
SeattleColombo
SEA - CMB
SEACMB
Seattle/Tacoma Intl
Sun 7/19
12:10 am-9:55 pm
2 stops33h 15m
Colombo Bandaranaike Intl
Mon 7/27
10:55 pm-7:50 pm
3 stops33h 25m
$1,806
Quickest round-trip
SeattleColombo
SEA - CMB
SEACMB
Seattle/Tacoma Intl
Thu 12/17
3:50 pm-8:45 am
1 stop27h 25m
Colombo Bandaranaike Intl
Sun 12/27
7:30 pm-11:40 am
1 stop29h 40m
$2,359
SeattleColombo
SEA - CMB
SEACMB
Seattle/Tacoma Intl
Sun 12/20
8:45 am-11:30 pm
1 stop25h 15m
Colombo Bandaranaike Intl
Wed 1/6
12:45 am-9:13 pm
2 stops33h 58m
$2,361
SeattleColombo
SEA - CMB
SEACMB
Seattle/Tacoma Intl
Mon 12/21
7:55 pm-9:00 am
2 stops47h 35m
Colombo Bandaranaike Intl
Tue 1/19
11:00 am-4:55 pm
1 stop43h 25m
$2,443
SeattleColombo
SEA - CMB
SEACMB
Seattle/Tacoma Intl
Tue 12/15
1:25 pm-9:00 am
1 stop30h 05m
Colombo Bandaranaike Intl
Sun 12/27
3:25 am-11:30 am
2 stops45h 35m
$2,482
SeattleColombo
SEA - CMB
SEACMB
Seattle/Tacoma Intl
Thu 7/9
5:15 pm-6:30 pm
2 stops36h 45m
Colombo Bandaranaike Intl
Sun 7/26
8:35 pm-10:56 pm
3 stops38h 51m
$2,595
Cheapest one-way
SeattleColombo
SEA - CMB
SEACMB
Seattle/Tacoma Intl
Sat 7/18
3:59 pm-7:00 pm
2 stops62h 31m
$725
Showing 1-10 of 18 resultsSorted by cheapest first
Best time to book a flight from Seattle to Sri Lanka
Have a flexible travel schedule? Discover the best time to fly to Sri Lanka from Seattle with our price prediction graph.
SEA-CMB
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 Seattle to Sri Lanka
SEA-LK0
SEA-CMB
What is the cheapest month to book a flight from Seattle to Sri Lanka?
Currently, August is the cheapest month in which you can book a flight from Seattle to Sri Lanka (average of $122). Flying from Seattle to Sri Lanka in December is currently the most expensive (average of $913). 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.
How far ahead should I book a flight from Seattle to Sri Lanka?
To ensure you get the cheapest price possible for a flight from Seattle to Sri Lanka, you should look to book at least 47 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Reviews of airlines servicing Sri Lanka
Get insights into the airlines that provide service to Sri Lanka. 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 Sri Lanka. Reviews last updated June 28, 2026.
Read through reviews of airlines operating flights from Seattle to Sri Lanka, such as Singapore Airlines,Emirates, andCathay Pacific. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
8.1
Comfort
8.0
Food
7.8
Overall
8.2
Boarding
8.3
Crew
8.6
Reviews
1 / 20
8.0
ExcellentMatt,Jun 2026
SIN - CMB
Entertainment
8.1
Comfort
8.0
Food
7.8
Overall
8.2
Boarding
8.3
Crew
8.6
Reviews
1 / 20
8.0
ExcellentMatt,Jun 2026
SIN - CMB
Entertainment
8.1
Comfort
8.0
Food
7.8
Overall
8.2
Boarding
8.3
Crew
8.6
Reviews
1 / 20
8.0
ExcellentMatt,Jun 2026
SIN - CMB
Entertainment
8.1
Comfort
8.0
Food
7.8
Overall
8.2
Boarding
8.3
Crew
8.6
Reviews
1 / 20
8.0
ExcellentMatt,Jun 2026
SIN - CMB
Entertainment
8.1
Comfort
8.0
Food
7.8
Overall
8.2
Boarding
8.3
Crew
8.6
Reviews
1 / 20
8.0
ExcellentMatt,Jun 2026
SIN - CMB
Entertainment
8.1
Comfort
8.0
Food
7.8
Overall
8.2
Boarding
8.3
Crew
8.6
Reviews
1 / 20
8.0
ExcellentMatt,Jun 2026
SIN - CMB
Related info for your journey
Find useful and relevant information for your journey from Seattle to Sri Lanka. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Seattle to Sri Lanka
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Sri Lanka by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Seattle to Sri Lanka by cabin class
Find flights from Seattle to Sri Lanka, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Seattle and Sri Lanka flights
Browse other Seattle and Sri Lanka flight options. Last updated on June 28, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Seattle to Sri Lanka flights
Consider these flights traveling from Seattle to Sri Lanka.
Top 6 airlines flying from Seattle to Sri Lanka
Discover the top 6 airlines that operate flights from Seattle to Sri Lanka. 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 June 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$626 | Average$1,006 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$832 | Average$961 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$938 | Average$1,108 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$1,028 | Average$1,308 | FlexibilityNo cancel fee | On-time68% | |
| Cheapest$1,123 | Average$1,353 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$1,191 | Average$1,322 | FlexibilityNo cancel fee | On-time75% |