$369+ Cheap flights from Seattle (SEA) to Bandaranaike Intl (CMB)
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 2/16. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CMB
Oct 3 — Oct 101
Round-trip
1 adult, Economy
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Find cheap flights from Seattle to Colombo 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 Seattle to Colombo
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Cheapest flights from Seattle to ColomboExplore the most affordable flight options available from Seattle to Colombo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 3, 2026.
Explore the most affordable flight options available from Seattle to Colombo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 3, 2026.
This oojo deal was found by Cheapflights users on 9/2. 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 11/108:40 am -
1 stop25h 20m
Mon 11/1612:45 am -
1 stop19h 50m
Deal found 9/2![Singapore Airlines logo]()
$838
This oojo deal was found by Cheapflights users on 9/1. 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 10/1610:15 am -
1 stop35h 50m
Thu 10/2212:50 am -
1 stop20h 25m
Deal found 9/1![Singapore Airlines logo]()
$861
This oojo deal was found by Cheapflights users on 8/31. 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 12/308:40 am -
1 stop25h 20m
Tue 3/2312:45 am -
1 stop19h 50m
Deal found 8/31![Singapore Airlines logo]()
$1,003
This BusinessClass deal was found by Cheapflights users on 9/1. 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 10/89:12 pm -
2 stops57h 18m
Sun 10/258:20 pm -
2 stops29h 11m
Deal found 9/1![Multiple Airlines logo]()
$1,040
This oojo deal was found by Cheapflights users on 9/3. 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 11/108:40 am -
1 stop25h 20m
Sun 11/1512:45 am -
1 stop67h 50m
Deal found 9/3![Singapore Airlines logo]()
$1,043
This BusinessClass deal was found by Cheapflights users on 9/2. 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.
Sun 10/188:09 pm -
2 stops58h 21m
Sun 10/258:20 pm -
2 stops29h 11m
Deal found 9/2![Multiple Airlines logo]()
$1,053
This oojo deal was found by Cheapflights users on 9/2. 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 10/1810:15 am -
1 stop24h 50m
Sat 10/2412:50 am -
1 stop67h 45m
Deal found 9/2![Singapore Airlines logo]()
$1,064
This oojo deal was found by Cheapflights users on 9/2. 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 -
2 stops27h 47m
Wed 10/2112:50 am -
1 stop20h 25m
Deal found 9/2![Multiple Airlines logo]()
$1,065
This oojo deal was found by Cheapflights users on 9/2. 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 -
1 stop24h 50m
Wed 10/2112:50 am -
1 stop20h 25m
Deal found 9/2![Singapore Airlines logo]()
$1,098
This FlightHub deal was found by Cheapflights users on 8/31. 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 12/307:46 pm -
2 stops38h 14m
Tue 3/2312:45 am -
1 stop19h 50m
Deal found 8/31![Multiple Airlines logo]()
$1,137
Best flights from Seattle to ColomboDiscover carefully curated flight deals from Seattle to Colombo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 3, 2026.
Discover carefully curated flight deals from Seattle to Colombo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 3, 2026.
This Singapore Airlines deal was found by Cheapflights users on 9/2. 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.
Sun 10/1810:15 am -
1 stop24h 50m
Fri 11/612:45 am -
1 stop19h 50m
Deal found 9/2![Singapore Airlines logo]()
$1,159
This Justfly.com deal was found by Cheapflights users on 9/2. 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.
Mon 10/54:25 pm -
1 stop28h 05m
Sat 10/314:15 am -
1 stop20h 55m
Deal found 9/2![Qatar Airways logo]()
$1,209
This Emirates deal was found by Cheapflights users on 9/3. 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 1/174:05 pm -
1 stop26h 45m
Mon 2/15:20 pm -
1 stop32h 45m
Deal found 9/3![Emirates logo]()
$1,247
This Emirates deal was found by Cheapflights users on 9/1. 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 12/294:05 pm -
2 stops36h 50m
Tue 1/268:15 pm -
2 stops29h 50m
Deal found 9/1![Emirates logo]()
$1,248
This Qatar Airways deal was found by Cheapflights users on 9/3. 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.
Sun 1/173:50 pm -
1 stop21h 25m
Sat 1/304:15 am -
1 stop20h 55m
Deal found 9/3![Qatar Airways logo]()
$1,292
This Emirates deal was found by Cheapflights users on 8/29. 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 11/14:05 pm -
2 stops28h 40m
Thu 11/59:50 pm -
1 stop28h 15m
Deal found 8/29![Emirates logo]()
$1,248
This Emirates deal was found by Cheapflights users on 9/3. 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 1/174:05 pm -
1 stop26h 45m
Sun 1/318:15 pm -
2 stops29h 50m
Deal found 9/3![Emirates logo]()
$1,298
This Emirates deal was found by Cheapflights users on 9/1. 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 1/14:05 pm -
2 stops36h 50m
Mon 1/255:20 pm -
1 stop32h 45m
Deal found 9/1![Emirates logo]()
$1,298
This Emirates deal was found by Cheapflights users on 9/3. 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 1/164:05 pm -
1 stop26h 45m
Mon 2/18:15 pm -
2 stops29h 50m
Deal found 9/3![Emirates logo]()
$1,298
This Emirates deal was found by Cheapflights users on 9/1. 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 12/294:05 pm -
2 stops36h 50m
Sun 1/248:15 pm -
2 stops29h 50m
Deal found 9/1![Emirates logo]()
$1,298
This Emirates deal was found by Cheapflights users on 9/1. 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 12/274:05 pm -
1 stop26h 45m
Fri 1/228:15 pm -
2 stops29h 50m
Deal found 9/1![Emirates logo]()
$1,394
Last-minute flights from Seattle to ColomboDiscover last-minute flight deals from Seattle to Colombo. Data last updated September 3, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Colombo. Data last updated September 3, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 9/3. 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 9/164:25 pm -
1 stop22h 10m
Tue 9/293:35 am -
1 stop22h 00m
Deal found 9/3![Qatar Airways logo]()
$1,166
This oojo deal was found by Cheapflights users on 9/2. 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 -
2 stops27h 47m
Wed 10/2112:50 am -
1 stop20h 25m
Deal found 9/2![Multiple Airlines logo]()
$1,065
This oojo deal was found by Cheapflights users on 9/2. 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 -
1 stop24h 50m
Wed 10/2112:50 am -
1 stop20h 25m
Deal found 9/2![Singapore Airlines logo]()
$1,098
This Justfly.com deal was found by Cheapflights users on 8/30. 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.
Tue 9/294:25 pm -
1 stop21h 10m
Tue 10/68:20 pm -
1 stop28h 35m
Deal found 8/30![Qatar Airways logo]()
$1,169
This BusinessClass deal was found by Cheapflights users on 9/1. 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 10/89:12 pm -
2 stops57h 18m
Sun 10/258:20 pm -
2 stops29h 11m
Deal found 9/1![Multiple Airlines logo]()
$1,040
This oojo deal was found by Cheapflights users on 9/1. 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 10/810:15 am -
1 stop24h 50m
Sat 10/2412:50 am -
1 stop67h 45m
Deal found 9/1![Singapore Airlines logo]()
$1,149
This oojo deal was found by Cheapflights users on 9/1. 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 10/1610:15 am -
1 stop35h 50m
Thu 10/2212:50 am -
1 stop20h 25m
Deal found 9/1![Singapore Airlines logo]()
$861
This BusinessClass deal was found by Cheapflights users on 9/2. 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.
Sun 10/188:09 pm -
2 stops58h 21m
Sun 10/258:20 pm -
2 stops29h 11m
Deal found 9/2![Multiple Airlines logo]()
$1,053
This oojo deal was found by Cheapflights users on 9/2. 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 10/1810:15 am -
1 stop24h 50m
Sat 10/2412:50 am -
1 stop67h 45m
Deal found 9/2![Singapore Airlines logo]()
$1,064
This Singapore Airlines deal was found by Cheapflights users on 9/2. 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.
Sun 10/1810:15 am -
1 stop24h 50m
Fri 11/612:45 am -
1 stop19h 50m
Deal found 9/2![Singapore Airlines logo]()
$1,159
One-way flights from Seattle to ColomboSearch for one-way flight options from Seattle to Colombo. Find affordable one-way fares based on user searches. Data last updated September 3, 2026.
Search for one-way flight options from Seattle to Colombo. Find affordable one-way fares based on user searches. Data last updated September 3, 2026.
This oojo deal was found by Cheapflights users on 8/30. 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 2/168:40 am -
1 stop25h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/30![Singapore Airlines logo]()
$369
This Kiwi.com deal was found by Cheapflights users on 9/1. 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 2/78:40 am -
1 stop36h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Multiple Airlines logo]()
$497
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 2/218:40 am -
1 stop23h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$498
This Kiwi.com deal was found by Cheapflights users on 9/1. 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 2/98:40 am -
1 stop23h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Multiple Airlines logo]()
$503
This Kiwi.com deal was found by Cheapflights users on 8/30. 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 2/168:40 am -
2 stops35h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/30![Multiple Airlines logo]()
$523
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 11/2212:10 am -
3 stops43h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Multiple Airlines logo]()
$545
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 10/33:55 pm -
3 stops57h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$577
Find flight deals from Seattle to Colombo
Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Colombo (CMB). 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 3, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $817 (oojo) |
One-way from | $369 (oojo) |
Popular in | December |
Cheapest in | January |
Average price | $1,252 |
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle to Colombo 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 3, 2026.
Use the filters below to find and compare flights from Seattle to Colombo Bandaranaike Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SeattleColombo
SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl
SEACMB
Seattle/Tacoma Intl
Sun 2/7
8:40 am-11:00 am
1 stop36h 50m
Colombo Bandaranaike Intl
Wed 12/31
12:00 am-10:30 am
Nonstop0h 00m
$497
Quickest round-trip
SeattleColombo
SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl
SEACMB
Seattle/Tacoma Intl
Sun 2/21
8:40 am-9:10 pm
1 stop23h 00m
Colombo Bandaranaike Intl
Wed 12/31
12:00 am-10:30 am
Nonstop0h 00m
$498
SeattleColombo
SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl
SEACMB
Seattle/Tacoma Intl
Tue 2/16
8:40 am-9:25 am
2 stops35h 15m
Colombo Bandaranaike Intl
Wed 12/31
12:00 am-10:30 am
Nonstop0h 00m
$523
SeattleColombo
SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl
SEACMB
Seattle/Tacoma Intl
Tue 2/9
8:40 am-9:25 am
2 stops35h 15m
Colombo Bandaranaike Intl
Wed 12/31
12:00 am-10:30 am
Nonstop0h 00m
$546
SeattleColombo
SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl
SEACMB
Seattle/Tacoma Intl
Mon 2/8
9:30 pm-9:25 am
2 stops46h 25m
Colombo Bandaranaike Intl
Wed 12/31
12:00 am-10:30 am
Nonstop0h 00m
$666
SeattleColombo
SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl
SEACMB
Seattle/Tacoma Intl
Mon 11/23
6:45 pm-12:35 pm
1 stop28h 20m
Colombo Bandaranaike Intl
Wed 12/31
12:00 am-10:30 am
Nonstop0h 00m
$671
SeattleColombo
SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl
SEACMB
Seattle/Tacoma Intl
Sun 2/7
3:50 pm-5:50 am
1 stop24h 30m
Colombo Bandaranaike Intl
Wed 12/31
12:00 am-10:30 am
Nonstop0h 00m
$685
SeattleColombo
SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl
SEACMB
Seattle/Tacoma Intl
Fri 10/16
10:15 am-11:35 pm
1 stop24h 50m
Colombo Bandaranaike Intl
Wed 12/31
12:00 am-10:30 am
Nonstop0h 00m
$699
SeattleColombo
SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl
SEACMB
Seattle/Tacoma Intl
Wed 12/30
7:05 pm-4:30 pm
3 stops31h 55m
Colombo Bandaranaike Intl
Wed 12/31
12:00 am-10:30 am
Nonstop0h 00m
$958
SeattleColombo
SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl
SEACMB
Seattle/Tacoma Intl
Sun 10/18
10:15 am-11:35 pm
1 stop24h 50m
Colombo Bandaranaike Intl
Fri 11/6
12:45 am-7:05 am
1 stop19h 50m
$1,159
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from Seattle to Colombo
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 Seattle to Colombo in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars |
- Most accurate provider: When it comes to deals on Seattle-Colombo Bandaranaike Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Colombo Bandaranaike Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Colombo Bandaranaike Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Seattle-Colombo Bandaranaike Intl Airport 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 Seattle-Colombo Bandaranaike Intl Airport 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 Seattle to Colombo
Have a flexible travel schedule? Discover the best time to fly to Colombo 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 Colombo Bandaranaike Intl Airport
How far ahead should I book a flight from Seattle to Colombo Bandaranaike Intl Airport?
The best time to book flights from Seattle to Colombo Bandaranaike Intl Airport is 65 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Seattle to Colombo Bandaranaike Intl Airport?
Currently, January is the cheapest month in which you can book a flight from Seattle to Colombo Bandaranaike Intl Airport (average of $732). Flying from Seattle to Colombo Bandaranaike Intl Airport in December is currently the most expensive (average of $1,597). 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 much does it cost to fly round-trip from Seattle to Colombo Bandaranaike Intl Airport?
Airfare is below average for this route at the moment.
Seattle to Colombo Bandaranaike Intl Airport flights typically cost between $1,190 and $1,283 in February.The cheapest round-trip price found within the last 5 days was $817 on Singapore Airlines (Feb 16-Feb 22).
Reviews of airlines servicing Colombo
Get insights into the airlines that provide service to Colombo. 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 Colombo. Reviews last updated September 3, 2026.
Read reviews from past customers who have flown Singapore Airlines,Emirates, andCathay Pacific from Seattle to Colombo Bandaranaike Intl Airport. 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.
Entertainment
8.1
Food
7.8
Boarding
8.3
Comfort
8.0
Crew
8.6
Overall
8.2
Reviews
1 / 20
8.0
ExcellentMatt,Jun 2026
SIN - CMB
Entertainment
8.1
Food
7.8
Boarding
8.3
Comfort
8.0
Crew
8.6
Overall
8.2
Reviews
1 / 20
8.0
ExcellentMatt,Jun 2026
SIN - CMB
Entertainment
8.1
Food
7.8
Boarding
8.3
Comfort
8.0
Crew
8.6
Overall
8.2
Reviews
1 / 20
8.0
ExcellentMatt,Jun 2026
SIN - CMB
Entertainment
8.1
Food
7.8
Boarding
8.3
Comfort
8.0
Crew
8.6
Overall
8.2
Reviews
1 / 20
8.0
ExcellentMatt,Jun 2026
SIN - CMB
Entertainment
8.1
Food
7.8
Boarding
8.3
Comfort
8.0
Crew
8.6
Overall
8.2
Reviews
1 / 20
8.0
ExcellentMatt,Jun 2026
SIN - CMB
Entertainment
8.1
Food
7.8
Boarding
8.3
Comfort
8.0
Crew
8.6
Overall
8.2
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 Colombo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Top 5 airlines flying from Seattle to Colombo
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$626 | Average$1,120 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$832 | Average$961 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$1,028 | Average$1,298 | FlexibilityNo cancel fee | On-time68% | |
| Cheapest$1,123 | Average$1,353 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$1,162 | Average$1,271 | FlexibilityNo cancel fee | On-time75% |