Find Cheap Flights from Portland to Singapore

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 Portland to Singapore

(Round-trip)
Depart: Mon Oct 23 2017 Return: Tue Oct 31 2017 Trip spans 9 days
Air China
Air China
PDX
12:00a
SIN
3:32a
27h 32m
2 stops
SIN
12:00a
PDX
9:43a
33h 43m
2 stops
Depart: Fri Aug 25 2017 Return: Sun Sep 10 2017 Trip spans 17 days
Multiple Airlines
Multiple Airlines
PDX
12:00a
SIN
3:51p
63h 51m
2 stops
SIN
12:00a
PDX
10:33p
46h 33m
2 stops
Depart: Thu Aug 24 2017 Return: Wed Sep 6 2017 Trip spans 14 days
Korean Air
Korean Air
PDX
12:00a
SIN
2:20a
26h 20m
2 stops
SIN
12:00a
PDX
4:40a
28h 40m
2 stops
Depart: Fri Oct 6 2017 Return: Sun Oct 22 2017 Trip spans 17 days
Delta
Delta
PDX
12:00a
SIN
9:08p
21h 08m
1 stop
SIN
12:00a
PDX
7:14p
19h 14m
1 stop
Depart: Mon Aug 28 2017 Return: Wed Sep 13 2017 Trip spans 17 days
Cathay Pacific
Cathay Pacific
PDX
12:00a
SIN
7:25a
31h 25m
2 stops
SIN
12:00a
PDX
3:22p
39h 22m
2 stops
Depart: Mon Aug 21 2017 Return: Tue Sep 12 2017 Trip spans 23 days
$1052
Select
Singapore Airlines
Singapore Airlines
PDX
12:00a
SIN
9:45p
21h 45m
1 stop
SIN
12:00a
PDX
10:36p
22h 36m
1 stop
Depart: Tue Jul 18 2017 Return: Sat Aug 19 2017 Trip spans 33 days
$1286
Select
Major Airline
Major Airline
PDX
12:00a
SIN
2:36a
26h 36m
2 stops
SIN
12:00a
PDX
1:36a
25h 36m
2 stops
Depart: Tue Nov 28 2017 Return: Sun Dec 3 2017 Trip spans 6 days
Multiple Airlines
Multiple Airlines
PDX
12:00a
SIN
3:45a
51h 45m
2 stops
SIN
12:00a
PDX
9:12a
33h 12m
2 stops
Depart: Wed Aug 23 2017 Return: Sun Sep 10 2017 Trip spans 19 days
Multiple Airlines
Multiple Airlines
PDX
12:00a
SIN
7:05a
31h 05m
2 stops
SIN
12:00a
PDX
11:10p
47h 10m
2 stops
Depart: Mon Aug 28 2017 Return: Wed Sep 6 2017 Trip spans 10 days
Korean Air
Korean Air
PDX
12:00a
SIN
2:35a
26h 35m
2 stops
SIN
12:00a
PDX
4:40a
28h 40m
2 stops
Depart: Fri Aug 25 2017 Return: Sat Sep 9 2017 Trip spans 16 days
Multiple Airlines
Multiple Airlines
PDX
12:00a
SIN
3:51p
39h 51m
2 stops
SIN
12:00a
PDX
7:51a
31h 51m
2 stops
Depart: Mon Aug 28 2017 Return: Sat Sep 9 2017 Trip spans 13 days
$1007
Select
Cathay Pacific
Cathay Pacific
PDX
12:00a
SIN
2:15a
26h 15m
2 stops
SIN
12:00a
PDX
1:37a
25h 37m
2 stops
Depart: Fri Aug 25 2017 Return: Thu Sep 7 2017 Trip spans 14 days
Korean Air
Korean Air
PDX
12:00a
SIN
12:50a
24h 50m
2 stops
SIN
12:00a
PDX
12:57a
24h 57m
2 stops
Depart: Mon Aug 21 2017 Return: Mon Sep 11 2017 Trip spans 22 days
$1077
Select
Singapore Airlines
Singapore Airlines
PDX
12:00a
SIN
9:45p
21h 45m
1 stop
SIN
12:00a
PDX
1:31p
37h 31m
2 stops
Depart: Mon Oct 23 2017 Return: Wed Nov 1 2017 Trip spans 10 days
Multiple Airlines
Multiple Airlines
PDX
12:00a
SIN
3:25a
27h 25m
3 stops
SIN
12:00a
PDX
12:43a
24h 43m
2 stops
Depart: Thu Aug 24 2017 Return: Fri Sep 8 2017 Trip spans 16 days
Korean Air
Korean Air
PDX
12:00a
SIN
2:20a
26h 20m
2 stops
SIN
12:00a
PDX
4:40a
28h 40m
2 stops
Depart: Mon Aug 21 2017 Return: Wed Sep 6 2017 Trip spans 17 days
$1121
Select
Cathay Pacific
Cathay Pacific
PDX
12:00a
SIN
7:35a
31h 35m
2 stops
SIN
12:00a
PDX
8:26a
32h 26m
2 stops
Depart: Mon Aug 21 2017 Return: Fri Sep 8 2017 Trip spans 19 days
$1127
Select
Singapore Airlines
Singapore Airlines
PDX
12:00a
SIN
9:45p
21h 45m
1 stop
SIN
12:00a
PDX
7:55a
31h 55m
2 stops
Depart: Thu Jul 20 2017 Return: Sat Aug 19 2017 Trip spans 31 days
$1286
Select
Major Airline
Major Airline
PDX
12:00a
SIN
9:50p
21h 50m
1 stop
SIN
12:00a
PDX
10:53p
22h 53m
1 stop
Depart: Sat Aug 26 2017 Return: Wed Sep 13 2017 Trip spans 19 days
$1127
Select
Singapore Airlines
Singapore Airlines
PDX
12:00a
SIN
9:45p
21h 45m
1 stop
SIN
12:00a
PDX
1:31p
37h 31m
2 stops
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

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

Portland
$588
Destination

Singapore
$588