Find Deals on Flights from Seattle to Siem Reap

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
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 to Siem Reap

(Round-trip)
Depart: Wed Sep 20 2017 Return: Thu Sep 28 2017 Trip spans 9 days
China Southern
China Southern
SEA
2:30p
REP
4:25p
25h 55m
2 stops
REP
2:50p
SEA
3:30a
36h 40m
2 stops
Depart: Tue Apr 11 2017 Return: Fri Apr 21 2017 Trip spans 11 days
$1026
Select
China Eastern
China Eastern
SEA
1:05p
REP
11:35p
58h 30m
2 stops
REP
2:30p
SEA
5:50p
51h 20m
2 stops
Depart: Wed Apr 26 2017 Return: Sun May 7 2017 Trip spans 12 days
$1084
Select
Singapore Airlines
Singapore Airlines
SEA
1:00p
REP
9:35p
32h 35m
3 stops
REP
11:50a
SEA
2:09a
38h 19m
2 stops
Depart: Thu Jul 6 2017 Return: Thu Jul 27 2017 Trip spans 22 days
$1398
Select
Major Airline
Major Airline
SEA
11:40a
REP
11:50a
48h 10m
2 stops
REP
7:50a
SEA
12:00a
40h 10m
3 stops
Depart: Thu Sep 21 2017 Return: Thu Sep 28 2017 Trip spans 8 days
China Southern
China Southern
SEA
2:30p
REP
4:25p
25h 55m
2 stops
REP
2:50p
SEA
3:30a
36h 40m
2 stops
Depart: Thu Aug 24 2017 Return: Sat Sep 2 2017 Trip spans 10 days
China Southern
China Southern
SEA
2:30p
REP
4:25p
25h 55m
2 stops
REP
7:30a
SEA
12:20a
40h 50m
2 stops
Depart: Thu Apr 27 2017 Return: Sun May 7 2017 Trip spans 11 days
$1149
Select
Singapore Airlines
Singapore Airlines
SEA
3:35p
REP
3:50p
48h 15m
2 stops
REP
11:50a
SEA
2:09a
38h 19m
2 stops
Depart: Tue Sep 19 2017 Return: Thu Sep 28 2017 Trip spans 10 days
$1005
Select
China Southern
China Southern
SEA
7:00a
REP
4:25p
33h 25m
2 stops
REP
7:30a
SEA
3:30a
44h 00m
2 stops
Depart: Fri Sep 22 2017 Return: Fri Sep 29 2017 Trip spans 8 days
$1009
Select
China Southern
China Southern
SEA
7:00a
REP
4:25p
33h 25m
2 stops
REP
3:35p
SEA
12:34a
32h 59m
2 stops
Depart: Thu Jun 15 2017 Return: Sat Jul 1 2017 Trip spans 17 days
$1409
Select
Major Airline
Major Airline
SEA
11:06p
REP
8:35p
45h 29m
2 stops
REP
3:30a
SEA
2:39a
47h 09m
2 stops
Depart: Tue Jul 11 2017 Return: Wed Jul 26 2017 Trip spans 16 days
$1300
Select
Singapore Airlines
Singapore Airlines
SEA
3:06a
REP
8:55p
41h 49m
3 stops
REP
2:55p
SEA
4:00a
37h 05m
3 stops
Depart: Sat Sep 23 2017 Return: Sun Oct 1 2017 Trip spans 9 days
$1023
Select
China Southern
China Southern
SEA
12:59p
REP
4:25p
27h 26m
2 stops
REP
3:35p
SEA
5:36p
50h 01m
2 stops
Depart: Mon Jul 10 2017 Return: Mon Jul 24 2017 Trip spans 15 days
$1349
Select
Singapore Airlines
Singapore Airlines
SEA
2:56p
REP
8:55p
53h 59m
3 stops
REP
12:15p
SEA
6:40a
42h 25m
3 stops
Depart: Mon Apr 17 2017 Return: Sat Apr 29 2017 Trip spans 13 days
$1030
Select
China Southern
China Southern
SEA
1:05p
REP
4:25p
27h 20m
2 stops
REP
7:30a
SEA
5:49p
58h 19m
2 stops
Depart: Wed Jul 12 2017 Return: Mon Jul 24 2017 Trip spans 13 days
$1349
Select
Singapore Airlines
Singapore Airlines
SEA
2:56p
REP
9:45p
54h 49m
3 stops
REP
12:15p
SEA
4:00a
39h 45m
3 stops
Depart: Fri Apr 28 2017 Return: Thu May 4 2017 Trip spans 7 days
$1031
Select
China Southern
China Southern
SEA
1:05p
REP
4:25p
27h 20m
2 stops
REP
7:30a
SEA
5:49p
34h 19m
2 stops
Depart: Sat Apr 29 2017 Return: Thu May 4 2017 Trip spans 6 days
$1031
Select
China Southern
China Southern
SEA
1:05p
REP
4:25p
27h 20m
2 stops
REP
7:30a
SEA
5:49p
34h 19m
2 stops
Depart: Sat Jul 8 2017 Return: Mon Jul 24 2017 Trip spans 17 days
$1395
Select
Singapore Airlines
Singapore Airlines
SEA
3:06a
REP
9:00p
41h 54m
3 stops
REP
12:15p
SEA
6:40a
42h 25m
3 stops
Depart: Sun Apr 30 2017 Return: Sat May 6 2017 Trip spans 7 days
$1038
Select
China Southern
China Southern
SEA
1:43p
REP
4:25p
26h 42m
2 stops
REP
7:30a
SEA
2:57a
43h 27m
2 stops
Depart: Fri Jul 14 2017 Return: Mon Jul 24 2017 Trip spans 11 days
$1395
Select
Singapore Airlines
Singapore Airlines
SEA
3:06a
REP
8:50p
41h 44m
3 stops
REP
12:15p
SEA
4:00a
39h 45m
3 stops
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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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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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.

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Airports
Origin

Seattle
$964
Destination

Siem Reap
$964