
Keep the following information in mind while searching for Seattle to Sri Lanka flight deals. Data was last updated November 10, 2026.
Round-trip from | $669 (oojo) |
|---|---|
One-way from | $483 (FlightHub) |
Popular in | December |
Cheapest in | April |
Average price | $1,268 |
Fly from
Fly to
Route
Depart
Return
SeattleColombo
SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl
SEACMB
Seattle/Tacoma Intl
Thu 1/7
10:25 am-9:50 pm
3 stops45h 55m
Colombo Bandaranaike Intl
Wed 12/31
12:00 am-10:30 am
Nonstop0h 00m
SeattleColombo
SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl
SEACMB
Seattle/Tacoma Intl
Sun 1/3
6:00 am-7:00 pm
2 stops47h 30m
Colombo Bandaranaike Intl
Wed 12/31
12:00 am-10:30 am
Nonstop0h 00m
SeattleColombo
SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl
SEACMB
Seattle/Tacoma Intl
Wed 11/25
7:05 pm-5:50 am
1 stop21h 15m
Colombo Bandaranaike Intl
Wed 12/31
12:00 am-10:30 am
Nonstop0h 00m
SeattleColombo
SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl
SEACMB
Seattle/Tacoma Intl
Sun 1/3
7:05 pm-7:55 am
1 stop23h 20m
Colombo Bandaranaike Intl
Wed 12/31
12:00 am-10:30 am
Nonstop0h 00m
SeattleColombo
SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl
SEACMB
Seattle/Tacoma Intl
Sat 4/3
9:40 pm-4:10 am
3 stops42h 00m
Colombo Bandaranaike Intl
Sun 4/25
4:05 pm-8:15 pm
2 stops40h 40m
SeattleColombo
SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl
SEACMB
Seattle/Tacoma Intl
Wed 1/13
4:05 pm-6:25 pm
2 stops36h 50m
Colombo Bandaranaike Intl
Wed 2/17
8:15 pm-1:35 pm
2 stops30h 50m
SeattleColombo
SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl
SEACMB
Seattle/Tacoma Intl
Mon 1/18
4:05 pm-8:20 am
1 stop26h 45m
Colombo Bandaranaike Intl
Tue 2/16
8:15 pm-1:35 pm
2 stops30h 50m
SeattleColombo
SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl
SEACMB
Seattle/Tacoma Intl
Sun 5/9
5:15 pm-4:35 pm
1 stop34h 50m
Colombo Bandaranaike Intl
Thu 5/13
10:05 pm-1:25 pm
1 stop27h 50m
SeattleColombo
SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl
SEACMB
Seattle/Tacoma Intl
Mon 1/18
4:05 pm-6:25 pm
2 stops36h 50m
Colombo Bandaranaike Intl
Thu 1/28
8:15 pm-1:35 pm
2 stops30h 50m
SeattleColombo
SEA Seattle/Tacoma Intl - CMB Colombo Bandaranaike Intl
SEACMB
Seattle/Tacoma Intl
Mon 1/18
4:05 pm-8:20 am
1 stop26h 45m
Colombo Bandaranaike Intl
Mon 2/1
9:45 pm-1:35 pm
1 stop29h 20m
Everything you need to know about your flight from Seattle to Sri Lanka
Boarding
Crew
Entertainment
Food
Overall
Comfort
Reviews
Judith,Sep 2026
SFO - SIN
Boarding
Crew
Entertainment
Food
Overall
Comfort
Reviews
Judith,Sep 2026
SFO - SIN
Boarding
Crew
Entertainment
Food
Overall
Comfort
Reviews
Judith,Sep 2026
SFO - SIN
Boarding
Crew
Entertainment
Food
Overall
Comfort
Reviews
Judith,Sep 2026
SFO - SIN
Boarding
Crew
Entertainment
Food
Overall
Comfort
Reviews
Judith,Sep 2026
SFO - SIN
Boarding
Crew
Entertainment
Food
Overall
Comfort
Reviews
Judith,Sep 2026
SFO - SIN
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.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$626 | Average$1,135 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$832 | Average$961 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$1,028 | Average$1,291 | FlexibilityNo cancel fee | On-time68% | |
| Cheapest$1,085 | Average$1,345 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$1,123 | Average$1,353 | FlexibilityNo cancel fee | On-time72% |