Find Deals on Flights from Seattle/Tacoma Intl to Singapore Changi (SEA - SIN)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
Students
under 26
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Seattle/Tacoma Intl to Singapore Changi

(Round-trip)
Depart: Wed Apr 26 2017 Return: Sun Apr 30 2017 Trip spans 5 days
Air China
Air China
SEA
6:28a
SIN
11:25a
28h 57m
2 stops
SIN
5:30a
SEA
5:00a
47h 30m
2 stops
Depart: Fri Feb 17 2017 Return: Thu Feb 23 2017 Trip spans 7 days
XiamenAir
XiamenAir
SEA
7:25a
SIN
7:25a
24h 00m
2 stops
SIN
9:00p
SEA
8:25p
23h 25m
2 stops
Depart: Sun Feb 12 2017 Return: Thu Feb 16 2017 Trip spans 5 days
Major Airline
Major Airline
SEA
6:00a
SIN
2:50p
32h 50m
2 stops
SIN
7:50a
SEA
1:18p
29h 28m
2 stops
Depart: Thu Mar 23 2017 Return: Mon Apr 10 2017 Trip spans 19 days
EVA Air
EVA Air
SEA
7:30a
SIN
5:05p
33h 35m
1 stop
SIN
9:10a
SEA
5:30p
32h 20m
1 stop
Depart: Sun Mar 26 2017 Return: Sun Apr 2 2017 Trip spans 8 days
China Eastern
China Eastern
SEA
12:59p
SIN
7:30a
42h 31m
3 stops
SIN
11:30p
SEA
6:50p
43h 20m
3 stops
Depart: Wed Mar 1 2017 Return: Tue Apr 11 2017 Trip spans 41 days
Delta
Delta
SEA
6:30a
SIN
3:05a
20h 35m
1 stop
SIN
1:50a
SEA
8:22p
18h 32m
1 stop
Depart: Thu Feb 2 2017 Return: Sun Mar 5 2017 Trip spans 32 days
Japan Airlines
Japan Airlines
SEA
6:05a
SIN
3:50a
21h 45m
2 stops
SIN
9:05p
SEA
4:04a
30h 59m
2 stops
Depart: Sun Feb 5 2017 Return: Thu Mar 9 2017 Trip spans 33 days
United
United
SEA
8:58a
SIN
10:45a
25h 47m
1 stop
SIN
1:30a
SEA
9:20p
19h 50m
1 stop
Depart: Thu Apr 27 2017 Return: Sun May 7 2017 Trip spans 11 days
Air China
Air China
SEA
6:28a
SIN
2:40a
44h 12m
2 stops
SIN
5:30a
SEA
5:17a
47h 47m
2 stops
Depart: Sun Jun 25 2017 Return: Sat Jul 15 2017 Trip spans 21 days
$1204
Select
Korean Air
Korean Air
SEA
7:10p
SIN
12:30a
53h 20m
2 stops
SIN
6:35p
SEA
11:35p
29h 00m
1 stop
Depart: Fri Mar 3 2017 Return: Sat Mar 18 2017 Trip spans 15 days
XiamenAir
XiamenAir
SEA
7:25a
SIN
7:25a
24h 00m
2 stops
SIN
10:00p
SEA
9:25p
47h 25m
2 stops
Depart: Wed Mar 29 2017 Return: Fri Apr 7 2017 Trip spans 10 days
Major Airline
Major Airline
SEA
3:05a
SIN
1:30p
34h 25m
2 stops
SIN
7:55p
SEA
2:00a
30h 05m
3 stops
Depart: Tue May 9 2017 Return: Tue May 23 2017 Trip spans 15 days
EVA Air
EVA Air
SEA
7:45a
SIN
6:50p
35h 05m
1 stop
SIN
11:10a
SEA
6:30a
19h 20m
1 stop
Depart: Wed Mar 8 2017 Return: Wed Mar 22 2017 Trip spans 14 days
XiamenAir
XiamenAir
SEA
7:25a
SIN
7:25a
24h 00m
2 stops
SIN
11:40a
SEA
9:25p
57h 45m
2 stops
Depart: Sun May 7 2017 Return: Sat May 13 2017 Trip spans 7 days
Major Airline
Major Airline
SEA
11:35a
SIN
1:25p
25h 50m
2 stops
SIN
2:25a
SEA
3:05a
24h 40m
2 stops
Depart: Thu May 11 2017 Return: Tue May 30 2017 Trip spans 20 days
Delta
Delta
SEA
3:45a
SIN
5:25a
25h 40m
2 stops
SIN
1:50a
SEA
8:48p
18h 58m
1 stop
Depart: Tue Apr 18 2017 Return: Mon Apr 24 2017 Trip spans 7 days
EVA Air
EVA Air
SEA
7:45a
SIN
5:00p
33h 15m
1 stop
SIN
11:10a
SEA
5:30p
30h 20m
1 stop
Depart: Sun Mar 5 2017 Return: Sat Mar 18 2017 Trip spans 13 days
China Eastern
China Eastern
SEA
10:59a
SIN
6:00a
43h 01m
3 stops
SIN
12:00a
SEA
6:43p
42h 43m
3 stops
Depart: Mon Feb 20 2017 Return: Thu Feb 23 2017 Trip spans 4 days
XiamenAir
XiamenAir
SEA
7:25a
SIN
7:25a
24h 00m
2 stops
SIN
10:40a
SEA
8:25p
33h 45m
2 stops
Depart: Tue Apr 4 2017 Return: Tue Apr 18 2017 Trip spans 15 days
Air China
Air China
SEA
6:28a
SIN
11:25a
28h 57m
2 stops
SIN
8:15p
SEA
5:00a
32h 45m
2 stops
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

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Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
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Airports
Origin

Seattle
$594
Destination

Singapore
$594