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Flight Deals from Portland to Singapore from $558

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Incredible Deals

Save up to 50% on select flights with Priceline

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Save an average of $240 per person when bundling your flight and hotel together with Priceline

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Stops

  • Up to 1 stop
    $1209
  • Up to 2 stops
    $1003

Airlines

  • All Nippon Airways
    $1079
  • American Airlines
    $1101
  • Cathay Pacific
    $1291
  • China Southern Airlines
    $3201
  • EVA Air
    $1318
  • Japan Airlines
    $1030
  • KLM
    $1659
  • Korean Air
    $1003
  • Lufthansa
    $1733
  • Qatar Airways
    $1216
  • Singapore Airlines
    $1209
  • Starlux Airlines
    $1115
  • SWISS
    $1884

Cabin Class

  • Economy
    $1003

Departure Airports

  • Portland International Airport
    $1003

Arrival Airports

  • Singapore Changi Airport
    $1003

Layover Airports

  • Amsterdam Airport Schiphol
    $1659
  • Chicago O Hare Airport
    $1884
  • Dallas Fort Worth International Airport
    $1101
  • Denver International Airport
    $1209
  • Frankfurt am Main Airport
    $1733
  • George Bush Intercontinental Houston Airport
    $1373
  • Guangzhou Baiyun International Airport
    $3201
  • Hamad International Airport
    $1216
  • Hong Kong International Airport
    $1291
  • Los Angeles International Airport
    $1030
  • Munich Airport
    $1733
  • San Diego International Airport
    $1046
  • San Francisco International Airport
    $1079
  • Seattle Tacoma International Airport
    $1003
  • Seoul Incheon Airport
    $1003
  • Taiwan Taoyuan International Airport
    $1115
  • Tokyo Haneda Airport
    $1030
  • Tokyo Narita Airport
    $1030
  • Vancouver International Airport
    $1030
  • Zürich Airport
    $1884

Best Price. GUARANTEED.

Exclusively for Priceline Members
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We'll refund the difference if you find a lower price.

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BUNDLE & SAVE

Book a flight & hotel together for extra savings.

On average save $240 per traveler
Korean Air Logo
Korean Air

09/08/25

PDX
38h 45m
SEA
ICN

09/09/25

SIN
Korean Air Logo
Korean Air

09/24/25

SIN
9h 36m
ICN
SEA

09/24/25

PDX
$1003
Korean Air Logo
Korean Air

09/01/25

PDX
38h 45m
SEA
ICN

09/02/25

SIN
Korean Air Logo
Korean Air

09/09/25

SIN
7h 8m
ICN
SEA

09/09/25

PDX
$1003
Japan Airlines Logo
Japan Airlines

09/08/25

PDX
45h 40m
LAX
HND

09/10/25

SIN
Japan Airlines Logo
Japan Airlines

09/24/25

SIN
6h 39m
NRT
YVR

09/24/25

PDX
$1030
Japan Airlines Logo
Japan Airlines

09/01/25

PDX
40h 40m
LAX
NRT

09/03/25

SIN
Japan Airlines Logo
Japan Airlines

09/09/25

SIN
6h 39m
NRT
YVR

09/09/25

PDX
$1033
Japan Airlines Logo
Japan Airlines

09/08/25

PDX
40h 57m
SAN
NRT

09/10/25

SIN
Japan Airlines Logo
Japan Airlines

09/24/25

SIN
6h 39m
NRT
YVR

09/24/25

PDX
$1046
All Nippon Airways Logo
All Nippon Airways

09/01/25

PDX
41h
SFO
NRT

09/03/25

SIN
All Nippon Airways Logo
All Nippon Airways

09/09/25

SIN
20h 19m
HND
SFO

09/10/25

PDX
$1079
All Nippon Airways Logo
All Nippon Airways

09/08/25

PDX
43h 15m
SFO
NRT

09/10/25

SIN
All Nippon Airways Logo
All Nippon Airways

09/24/25

SIN
31h 28m
HND
SFO

09/25/25

PDX
$1079
American Airlines Logo
American Airlines

09/01/25

PDX
48h 36m
DFW
HND

09/03/25

SIN
American Airlines Logo
American Airlines

09/09/25

SIN
6h 39m
NRT
YVR

09/09/25

PDX
$1101
American Airlines Logo
American Airlines

09/08/25

PDX
48h 32m
DFW
HND

09/10/25

SIN
American Airlines Logo
American Airlines

09/24/25

SIN
6h 39m
NRT
YVR

09/24/25

PDX
$1101
Starlux Airlines Logo
Starlux Airlines

09/01/25

PDX
39h 10m
SEA
TPE

09/03/25

SIN
Starlux Airlines Logo
Starlux Airlines

09/09/25

SIN
5h 10m
TPE
SEA

09/09/25

PDX
$1115
Starlux Airlines Logo
Starlux Airlines

08/29/25

PDX
39h 10m
SEA
TPE

08/31/25

SIN
Starlux Airlines Logo
Starlux Airlines

09/23/25

SIN
5h 10m
TPE
SEA

09/23/25

PDX
$1116
Singapore Airlines Logo
Singapore Airlines

09/08/25

PDX
49h 34m
SFO

09/10/25

SIN
Singapore Airlines Logo
Singapore Airlines

09/24/25

SIN
4h 19m
SFO

09/24/25

PDX
$1209
All Nippon Airways Logo
All Nippon Airways

09/08/25

PDX
43h 20m
DEN
SFO

09/10/25

SIN
All Nippon Airways Logo
All Nippon Airways

09/24/25

SIN
7h 41m
HND
YVR

09/24/25

PDX
$1209
Qatar Airways Logo
Qatar Airways

09/08/25

PDX
43h 36m
SEA
DOH

09/10/25

SIN
Qatar Airways Logo
Qatar Airways

09/24/25

SIN
18h 15m
DOH
SEA

09/24/25

PDX
$1216
Qatar Airways Logo
Qatar Airways

09/01/25

PDX
43h 36m
SEA
DOH

09/03/25

SIN
Qatar Airways Logo
Qatar Airways

09/09/25

SIN
23h 10m
DOH
SEA

09/10/25

PDX
$1216
All Nippon Airways Logo
All Nippon Airways

08/29/25

PDX
41h 14m
DEN
SFO

08/31/25

SIN
All Nippon Airways Logo
All Nippon Airways

09/23/25

SIN
7h 41m
HND
YVR

09/23/25

PDX
$1256
Singapore Airlines Logo
Singapore Airlines

08/29/25

PDX
34h 35m
SEA

08/30/25

SIN
Singapore Airlines Logo
Singapore Airlines

09/23/25

SIN
4h 19m
SFO

09/23/25

PDX
$1273
Cathay Pacific Logo
Cathay Pacific

09/01/25

PDX
44h 30m
SFO
HKG

09/03/25

SIN
Cathay Pacific Logo
Cathay Pacific

09/09/25

SIN
14h 40m
HKG
LAX

09/09/25

PDX
$1291
EVA Air Logo
EVA Air

09/01/25

PDX
40h 25m
SFO
TPE

09/03/25

SIN
EVA Air Logo
EVA Air

09/09/25

SIN
9h 35m
TPE
SFO

09/10/25

PDX
$1318
EVA Air Logo
EVA Air

09/08/25

PDX
40h 25m
SFO
TPE

09/10/25

SIN
EVA Air Logo
EVA Air

09/24/25

SIN
7h 27m
TPE
SFO

09/24/25

PDX
$1319
EVA Air Logo
EVA Air

09/09/25

PDX
49h 27m
IAH
TPE

09/11/25

SIN
EVA Air Logo
EVA Air

09/13/25

SIN
10h 29m
TPE
LAX

09/13/25

PDX
$1373
KLM Logo
KLM

09/13/25

PDX
50h 15m
AMS

09/15/25

SIN
KLM Logo
KLM

09/20/25

SIN
10h 40m
AMS

09/20/25

PDX
$1659
Lufthansa Logo
Lufthansa

09/08/25

PDX
47h
SFO
MUC

09/10/25

SIN
Lufthansa Logo
Lufthansa

09/24/25

SIN
17h 41m
FRA
DEN

09/25/25

PDX
$1733
Japan Airlines Logo
Japan Airlines

08/17/25

PDX
37h 13m
YVR
NRT

08/19/25

SIN
Japan Airlines Logo
Japan Airlines

09/20/25

SIN
8h 39m
NRT
SAN

09/20/25

PDX
$1802
KLM Logo
KLM

09/08/25

PDX
50h 15m
AMS

09/10/25

SIN
KLM Logo
KLM

09/24/25

SIN
10h 40m
AMS

09/24/25

PDX
$1804
SWISS Logo
SWISS

09/08/25

PDX
54h 14m
ORD
ZRH

09/10/25

SIN
SWISS Logo
SWISS

09/24/25

SIN
19h 26m
ZRH
YVR

09/25/25

PDX
$1884
Lufthansa Logo
Lufthansa

08/29/25

PDX
53h 10m
DEN
FRA

08/31/25

SIN
Lufthansa Logo
Lufthansa

09/23/25

SIN
17h 56m
MUC
DEN

09/24/25

PDX
$1913
Lufthansa Logo
Lufthansa

09/01/25

PDX
50h 10m
ORD
FRA

09/03/25

SIN
Lufthansa Logo
Lufthansa

09/13/25

SIN
31h 51m
FRA
YVR

09/14/25

PDX
$1944
SWISS Logo
SWISS

09/01/25

PDX
43h 4m
ORD
ZRH

09/03/25

SIN
SWISS Logo
SWISS

09/09/25

SIN
17h 21m
ZRH
YVR

09/09/25

PDX
$2135
China Southern Airlines Logo
China Southern Airlines

09/01/25

PDX
49h 54m
LAX
CAN

09/03/25

SIN
China Southern Airlines Logo
China Southern Airlines

09/13/25

SIN
6h 39m
NRT
YVR

09/13/25

PDX
$3201

Top Deals on flights from Portland to Singapore

Portland, US (PDX) - Singapore, SG (SIN)

Korean Air Logo
Korean Air

Sep 18

PDX
38h 30m
SEA
ICN

Sep 19

SIN

as low as

$558

Portland, US (PDX) - Singapore, SG (SIN)

 Logo

Sep 3

PDX
34h 40m
SFO

Sep 4

SIN

as low as

$567

Portland, US (PDX) - Singapore, SG (SIN)

Japan Airlines Logo
Japan Airlines

Jul 24

PDX
42h 10m
LAX
NRT

Jul 26

SIN

as low as

$588

Portland, US (PDX) - Singapore, SG (SIN)

All Nippon Airways Logo
All Nippon Airways

Sep 18

PDX
41h
SFO
NRT

Sep 20

SIN

as low as

$596

Portland, US (PDX) - Singapore, SG (SIN)

Starlux Airlines Logo
Starlux Airlines

Sep 18

PDX
40h 3m
SEA
TPE

Sep 20

SIN

as low as

$623

Portland, US (PDX) - Singapore, SG (SIN)

Japan Airlines Logo
Japan Airlines

Sep 18

PDX
58h 30m
SFO
HND

Sep 20

SIN

as low as

$642

Portland, US (PDX) - Singapore, SG (SIN)

Qatar Airways Logo
Qatar Airways

Aug 28

PDX
43h 36m
SEA
DOH

Aug 30

SIN

as low as

$642

Portland, US (PDX) - Singapore, SG (SIN)

American Airlines Logo
American Airlines

Jul 21

PDX
48h
LAX
HND

Jul 23

SIN

as low as

$643

Portland, US (PDX) - Singapore, SG (SIN)

Korean Air Logo
Korean Air

Aug 13

PDX
50h 46m
YVR
ICN

Aug 15

SIN

as low as

$658

Portland, US (PDX) - Singapore, SG (SIN)

Cathay Pacific Logo
Cathay Pacific

Aug 28

PDX
41h 29m
LAX
HKG

Aug 30

SIN

as low as

$667

Portland, US (PDX) - Singapore, SG (SIN)

American Airlines Logo
American Airlines

Nov 1

PDX
54h 41m
DFW
HND

Nov 4

SIN

as low as

$679

Portland, US (PDX) - Singapore, SG (SIN)

Singapore Airlines Logo
Singapore Airlines

Sep 18

PDX
34h 35m
SEA

Sep 19

SIN

as low as

$717

Priceline Phone Deals

Book with an agent for great rates!
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