$582+ 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 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CMB
Oct 15 — Oct 221
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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
Cheapest
Best
Last-minute
One-way
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 15, 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 15, 2026.
This oojo deal was found by Cheapflights users on 9/10. 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 9/10![Singapore Airlines logo]()
$1,097
This Expedia deal was found by Cheapflights users on 9/11. 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.
Mon 10/266:39 am -
3 stops33h 01m
Mon 11/212:15 pm -
2 stops38h 12m
Deal found 9/11![Multiple Airlines logo]()
$1,126
This oojo deal was found by Cheapflights users on 9/10. 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 9/10![Multiple Airlines logo]()
$1,149
This oojo deal was found by Cheapflights users on 9/10. 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 stop24h 50m
Sun 10/2512:45 am -
1 stop43h 50m
Deal found 9/10![Singapore Airlines logo]()
$1,161
This oojo deal was found by Cheapflights users on 9/11. 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 10/264:50 pm -
1 stop27h 25m
Mon 11/27:30 pm -
1 stop29h 40m
Deal found 9/11![Qatar Airways logo]()
$1,165
This oojo deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2211:42 pm -
2 stops32h 23m
Thu 10/229:50 pm -
2 stops37h 22m
Deal found 9/13![Etihad Airways logo]()
$1,181
This FlightHub deal was found by Cheapflights users on 9/12. 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.
Thu 9/177:18 am -
2 stops31h 17m
Mon 11/163:25 am -
1 stop21h 45m
Deal found 9/12![Qatar Airways logo]()
$1,190
This oojo deal was found by Cheapflights users on 9/11. 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 -
1 stop21h 25m
Sun 11/157:30 pm -
1 stop29h 40m
Deal found 9/11![Qatar Airways logo]()
$1,205
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 15, 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 15, 2026.
This oojo deal was found by Cheapflights users on 9/10. 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 stop24h 50m
Sun 10/2512:45 am -
1 stop43h 50m
Deal found 9/10![Singapore Airlines logo]()
$1,161
This FlightHub deal was found by Cheapflights users on 9/10. 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.
Thu 11/57:18 am -
2 stops29h 07m
Sun 11/157:30 pm -
2 stops41h 13m
Deal found 9/10![Multiple Airlines logo]()
$1,238
This Emirates 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/184:05 pm -
1 stop34h 45m
Thu 12/38:15 pm -
2 stops29h 50m
Deal found 9/14![Emirates logo]()
$1,248
This Booking.com deal was found by Cheapflights users on 9/10. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1611:56 am -
2 stops25h 39m
Mon 10/267:30 pm -
2 stops37h 00m
Deal found 9/10![Alaska Airlines logo]()
$1,267
This Qatar Airways deal was found by Cheapflights users on 9/12. 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 11/193:50 pm -
1 stop20h 35m
Thu 1/73:25 am -
1 stop21h 45m
Deal found 9/12![Qatar Airways logo]()
$1,789
This Emirates deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/285:05 pm -
2 stops36h 50m
Wed 11/49:55 am -
1 stop40h 10m
Deal found 9/13![Emirates logo]()
$1,248
This Emirates deal was found by Cheapflights users on 9/12. 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 9/12![Emirates logo]()
$1,248
This Emirates 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/184:05 pm -
2 stops36h 50m
Fri 12/48:15 pm -
2 stops29h 50m
Deal found 9/14![Emirates logo]()
$1,310
This Emirates 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/194:05 pm -
1 stop34h 20m
Sat 12/58:15 pm -
2 stops29h 50m
Deal found 9/14![Emirates logo]()
$1,556
Last-minute flights from Seattle to ColomboDiscover last-minute flight deals from Seattle to Colombo. Data last updated September 15, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Colombo. Data last updated September 15, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 9/12. 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.
Thu 9/177:18 am -
2 stops31h 17m
Mon 11/163:25 am -
1 stop21h 45m
Deal found 9/12![Qatar Airways logo]()
$1,190
This oojo deal was found by Cheapflights users on 9/10. 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 9/10![Singapore Airlines logo]()
$1,097
This oojo deal was found by Cheapflights users on 9/10. 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 9/10![Multiple Airlines logo]()
$1,149
This oojo deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2211:42 pm -
2 stops32h 23m
Thu 10/229:50 pm -
2 stops37h 22m
Deal found 9/13![Etihad Airways logo]()
$1,181
This oojo deal was found by Cheapflights users on 9/10. 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 stop24h 50m
Sun 10/2512:45 am -
1 stop43h 50m
Deal found 9/10![Singapore Airlines logo]()
$1,161
This Expedia deal was found by Cheapflights users on 9/11. 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.
Mon 10/266:39 am -
3 stops33h 01m
Mon 11/212:15 pm -
2 stops38h 12m
Deal found 9/11![Multiple Airlines logo]()
$1,126
This oojo deal was found by Cheapflights users on 9/11. 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 10/264:50 pm -
1 stop27h 25m
Mon 11/27:30 pm -
1 stop29h 40m
Deal found 9/11![Qatar Airways logo]()
$1,165
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 15, 2026.
Search for one-way flight options from Seattle to Colombo. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.
This Trip.com deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/174:25 pm -
2 stops44h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Multiple Airlines logo]()
$582
This Justfly.com deal was found by Cheapflights users on 9/12. 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.
Thu 11/126:00 am -
2 stops47h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Multiple Airlines logo]()
$610
This Indian Eagle deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Indian Eagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/174:25 pm -
1 stop22h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Qatar Airways logo]()
$611
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.
Mon 9/287:35 pm -
3 stops34h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Multiple Airlines logo]()
$1,098
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 9/227:35 pm -
3 stops56h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Multiple Airlines logo]()
$1,624
This Kiwi.com deal was found by Cheapflights users on 9/12. 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 12/810:02 am -
3 stops57h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Multiple Airlines logo]()
$2,152
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 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,097 (oojo) |
One-way from | $582 (Trip.com) |
Popular in | December |
Cheapest in | April |
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 15, 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
Thu 9/17
4:25 pm-1:05 am
2 stops44h 10m
Colombo Bandaranaike Intl
Wed 12/31
12:00 am-10:30 am
Nonstop0h 00m
$582
SeattleColombo
SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl
SEACMB
Seattle/Tacoma Intl
Thu 11/12
6:00 am-7:00 pm
2 stops47h 30m
Colombo Bandaranaike Intl
Wed 12/31
12:00 am-10:30 am
Nonstop0h 00m
$610
Quickest round-trip
SeattleColombo
SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl
SEACMB
Seattle/Tacoma Intl
Thu 9/17
4:25 pm-3:05 am
1 stop22h 10m
Colombo Bandaranaike Intl
Wed 12/31
12:00 am-10:30 am
Nonstop0h 00m
$611
SeattleColombo
SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl
SEACMB
Seattle/Tacoma Intl
Mon 9/28
7:35 pm-6:15 pm
3 stops34h 10m
Colombo Bandaranaike Intl
Wed 12/31
12:00 am-10:30 am
Nonstop0h 00m
$1,098
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
Sun 10/25
12:45 am-8:05 am
1 stop43h 50m
$1,161
SeattleColombo
SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl
SEACMB
Seattle/Tacoma Intl
Thu 11/5
7:18 am-1:55 am
2 stops29h 07m
Colombo Bandaranaike Intl
Sun 11/15
7:30 pm-11:13 pm
2 stops41h 13m
$1,238
SeattleColombo
SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl
SEACMB
Seattle/Tacoma Intl
Wed 11/18
4:05 pm-4:20 pm
1 stop34h 45m
Colombo Bandaranaike Intl
Thu 12/3
8:15 pm-12:35 pm
2 stops29h 50m
$1,248
SeattleColombo
SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl
SEACMB
Seattle/Tacoma Intl
Wed 10/28
5:05 pm-6:25 pm
2 stops36h 50m
Colombo Bandaranaike Intl
Wed 11/4
9:55 am-12:35 pm
1 stop40h 10m
$1,248
SeattleColombo
SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl
SEACMB
Seattle/Tacoma Intl
Sun 11/1
4:05 pm-10:15 am
2 stops28h 40m
Colombo Bandaranaike Intl
Thu 11/5
9:50 pm-12:35 pm
1 stop28h 15m
$1,248
SeattleColombo
SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl
SEACMB
Seattle/Tacoma Intl
Fri 10/16
11:56 am-2:05 am
2 stops25h 39m
Colombo Bandaranaike Intl
Mon 10/26
7:30 pm-8:00 pm
2 stops37h 00m
$1,267
Showing 1-10 of 16 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, April is the cheapest month in which you can book a flight from Seattle to Colombo Bandaranaike Intl Airport (average of $849). Flying from Seattle to Colombo Bandaranaike Intl Airport in December is currently the most expensive (average of $1,472). 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 September.The cheapest round-trip price found within the last 5 days was $1,097 on Singapore Airlines (Sep 22-Oct 21).
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 15, 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.
Overall
8.2
Entertainment
8.1
Boarding
8.3
Comfort
8.0
Crew
8.6
Food
7.8
Reviews
1 / 20
8.0
ExcellentMatt,Jun 2026
SIN - CMB
Overall
8.2
Entertainment
8.1
Boarding
8.3
Comfort
8.0
Crew
8.6
Food
7.8
Reviews
1 / 20
8.0
ExcellentMatt,Jun 2026
SIN - CMB
Overall
8.2
Entertainment
8.1
Boarding
8.3
Comfort
8.0
Crew
8.6
Food
7.8
Reviews
1 / 20
8.0
ExcellentMatt,Jun 2026
SIN - CMB
Overall
8.2
Entertainment
8.1
Boarding
8.3
Comfort
8.0
Crew
8.6
Food
7.8
Reviews
1 / 20
8.0
ExcellentMatt,Jun 2026
SIN - CMB
Overall
8.2
Entertainment
8.1
Boarding
8.3
Comfort
8.0
Crew
8.6
Food
7.8
Reviews
1 / 20
8.0
ExcellentMatt,Jun 2026
SIN - CMB
Overall
8.2
Entertainment
8.1
Boarding
8.3
Comfort
8.0
Crew
8.6
Food
7.8
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.
Traveling to a place near Colombo Bandaranaike Intl Airport?
Book flights to Colombo Bandaranaike Intl Airport if you plan to visit one of these locationsNegombo
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.
Alternative routes
Colombo flight routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Seattle
Popular flights
Alternative routes for Seattle to Colombo
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Colombo
Explore flights to Colombo departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 15, 2026.
Complete your trip
Complete your trip to Colombo by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Seattle to Colombo by cabin class
Find flights from Seattle to Colombo, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Seattle and Colombo flights
Browse other Seattle and Colombo flight options. Last updated on September 15, 2026.
Other flights from Seattle
Browse through other flights departing from Seattle. Flights are based on user searches made on Cheapflights and were last updated on September 15, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 6 airlines flying from Seattle to Colombo
Discover the top 6 airlines that operate flights from Seattle to Colombo. 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 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$626 | Average$1,121 | 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$1,034 | Average$1,419 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$1,123 | Average$1,353 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$1,162 | Average$1,271 | FlexibilityNo cancel fee | On-time75% |