Find Cheap Flights to Singapore Changi

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 Changi

(Round-trip)
Depart: Tue Nov 28 2017 Return: Sun Dec 3 2017 Trip spans 6 days
Air China
Air China
PDX
12:00a
SIN
5:00a
29h 00m
2 stops
SIN
12:00a
PDX
7:38a
31h 38m
2 stops
Depart: Tue Nov 28 2017 Return: Sun Dec 3 2017 Trip spans 6 days
Multiple Airlines
Multiple Airlines
PDX
12:00a
SIN
3:25a
51h 25m
2 stops
SIN
12:00a
PDX
9:08a
33h 08m
2 stops
Depart: Mon Oct 23 2017 Return: Wed Nov 1 2017 Trip spans 10 days
Delta
Delta
PDX
12:00a
SIN
9:08p
21h 08m
1 stop
SIN
12:00a
PDX
4:31a
28h 31m
2 stops
Depart: Sun Sep 10 2017 Return: Sat Sep 16 2017 Trip spans 7 days
United
United
PDX
12:00a
SIN
11:10p
23h 10m
2 stops
SIN
12:00a
PDX
5:26a
29h 26m
2 stops
Depart: Sat Sep 16 2017 Return: Thu Sep 21 2017 Trip spans 6 days
American Airlines
American Airlines
PDX
12:00a
SIN
3:23p
39h 23m
2 stops
SIN
12:00a
PDX
6:32a
30h 32m
2 stops
Depart: Sun Sep 17 2017 Return: Sat Sep 23 2017 Trip spans 7 days
$1155
Select
Singapore Airlines
Singapore Airlines
PDX
12:00a
SIN
2:50a
26h 50m
2 stops
SIN
12:00a
PDX
10:36p
22h 36m
1 stop
Depart: Mon Oct 23 2017 Return: Tue Oct 31 2017 Trip spans 9 days
Air China
Air China
PDX
12:00a
SIN
3:30a
27h 30m
2 stops
SIN
12:00a
PDX
12:15p
36h 15m
2 stops
Depart: Wed Aug 23 2017 Return: Wed Sep 20 2017 Trip spans 29 days
$1202
Select
Air Canada
Air Canada
PDX
12:00a
SIN
2:50p
38h 50m
2 stops
SIN
12:00a
PDX
6:21a
30h 21m
2 stops
Depart: Tue Dec 5 2017 Return: Sat Jan 6 2018 Trip spans 33 days
$1330
Select
Korean Air
Korean Air
PDX
12:00a
SIN
3:22a
27h 22m
2 stops
SIN
12:00a
PDX
7:12a
31h 12m
2 stops
Depart: Fri Sep 8 2017 Return: Wed Sep 20 2017 Trip spans 13 days
Multiple Airlines
Multiple Airlines
PDX
12:00a
SIN
6:20p
42h 20m
2 stops
SIN
12:00a
PDX
12:10a
48h 10m
2 stops
Depart: Thu Jan 25 2018 Return: Thu Feb 15 2018 Trip spans 22 days
Delta
Delta
PDX
12:00a
SIN
8:41p
20h 41m
1 stop
SIN
12:00a
PDX
7:12p
19h 12m
1 stop
Depart: Sat Sep 16 2017 Return: Sat Sep 23 2017 Trip spans 8 days
Multiple Airlines
Multiple Airlines
PDX
12:00a
SIN
7:05p
43h 05m
2 stops
SIN
12:00a
PDX
3:47a
27h 47m
2 stops
Depart: Sun Sep 17 2017 Return: Sun Sep 24 2017 Trip spans 8 days
American Airlines
American Airlines
PDX
12:00a
SIN
11:15p
47h 15m
2 stops
SIN
12:00a
PDX
6:58a
30h 58m
2 stops
Depart: Sun Sep 17 2017 Return: Fri Sep 22 2017 Trip spans 6 days
Air China
Air China
PDX
12:00a
SIN
3:30a
27h 30m
2 stops
SIN
12:00a
PDX
8:54a
32h 54m
2 stops
Depart: Sun Sep 17 2017 Return: Fri Sep 22 2017 Trip spans 6 days
Multiple Airlines
Multiple Airlines
PDX
12:00a
SIN
11:50p
23h 50m
2 stops
SIN
12:00a
PDX
11:21p
23h 21m
2 stops
Depart: Tue Dec 5 2017 Return: Thu Jan 4 2018 Trip spans 31 days
Multiple Airlines
Multiple Airlines
PDX
12:00a
SIN
8:20a
32h 20m
2 stops
SIN
12:00a
PDX
3:20p
39h 20m
2 stops
Depart: Wed Nov 22 2017 Return: Sat Nov 25 2017 Trip spans 4 days
Multiple Airlines
Multiple Airlines
PDX
12:00a
SIN
7:14p
43h 14m
2 stops
SIN
12:00a
PDX
8:31a
32h 31m
2 stops
Depart: Mon Dec 4 2017 Return: Sat Jan 6 2018 Trip spans 34 days
$1335
Select
Korean Air
Korean Air
PDX
12:00a
SIN
1:24p
37h 24m
2 stops
SIN
12:00a
PDX
9:14a
33h 14m
2 stops
Depart: Sun Aug 27 2017 Return: Fri Sep 1 2017 Trip spans 6 days
Multiple Airlines
Multiple Airlines
PDX
12:00a
SIN
7:10p
43h 10m
2 stops
SIN
12:00a
PDX
9:55a
57h 55m
2 stops
Depart: Fri Dec 29 2017 Return: Sat Jan 13 2018 Trip spans 16 days
Multiple Airlines
Multiple Airlines
PDX
12:00a
SIN
6:05a
30h 05m
2 stops
SIN
12:00a
PDX
2:33a
26h 33m
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.

We compile tonnes of data for you
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,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

Portland
$571
Destination

Singapore
$571