$589+ Cheap flights from Singapore to Oregon
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/11. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — PDX
May 25 — Jun 11
Round-trip
1 adult, Economy
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Find cheap flights from Singapore to Oregon with Cheapflights
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Cheapest flights from Singapore to OregonExplore the most affordable flight options available from Singapore to Oregon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 25, 2026.
Explore the most affordable flight options available from Singapore to Oregon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 25, 2026.
This CheapTickets deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapTickets is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/247:30 am
SIN
- PDX
2 stops21h 20m
Multiple Airlines
Sun 11/87:10 am
PDX
- SIN
2 stops45h 15m
Multiple Airlines
Deal found 4/24![Multiple Airlines logo]()
$1,000
This American Airlines deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/238:05 am
SIN
- PDX
2 stops30h 08m
American Airlines
Sat 11/711:59 pm
PDX
- SIN
2 stops38h 36m
American Airlines
Deal found 4/23![American Airlines logo]()
$1,057
This American Airlines deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/218:05 am
SIN
- PDX
2 stops28h 52m
American Airlines
Thu 11/55:42 pm
PDX
- SIN
2 stops31h 43m
American Airlines
Deal found 4/21![American Airlines logo]()
$1,059
This Japan Airlines deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/109:50 pm
SIN
- PDX
2 stops38h 25m
Japan Airlines
Sun 9/138:00 am
PDX
- SIN
2 stops42h 45m
Japan Airlines
Deal found 4/24![Japan Airlines logo]()
$1,067
This Japan Airlines deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/91:55 am
SIN
- PDX
2 stops34h 20m
Japan Airlines
Mon 9/148:00 am
PDX
- SIN
2 stops31h 10m
Japan Airlines
Deal found 4/22![Japan Airlines logo]()
$1,070
This FlightHub deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/111:45 pm
SIN
- PDX
2 stops34h 40m
Multiple Airlines
Sat 9/2610:30 am
PDX
- SIN
2 stops35h 05m
Multiple Airlines
Deal found 4/24![Multiple Airlines logo]()
$1,074
This oojo deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/119:15 am
SIN
- PDX
1 stop22h 35m
Singapore Airlines
Sat 9/267:00 am
PDX
- SIN
1 stop21h 10m
Singapore Airlines
Deal found 4/25![Singapore Airlines logo]()
$1,105
This STARLUX Airlines deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure STARLUX Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/192:45 pm
SIN
- BOI
2 stops23h 02m
STARLUX Airlines
Mon 11/237:12 pm
BOI
- SIN
2 stops27h 13m
STARLUX Airlines
Deal found 4/22![STARLUX Airlines logo]()
$1,149
This oojo deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/43:20 pm
SIN
- BOI
2 stops35h 42m
EVA Air
Thu 6/118:47 pm
BOI
- SIN
2 stops25h 08m
EVA Air
Deal found 4/20![EVA Air logo]()
$1,150
This Qatar Airways deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/167:40 pm
SIN
- BOI
2 stops41h 20m
Qatar Airways
Sun 9/208:00 am
BOI
- SIN
2 stops41h 45m
Qatar Airways
Deal found 4/23![Qatar Airways logo]()
$1,269
This Qatar Airways deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/77:00 pm
SIN
- BOI
2 stops54h 03m
Multiple Airlines
Sun 6/148:47 pm
BOI
- SIN
2 stops52h 58m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$1,371
This Qatar Airways deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/57:00 pm
SIN
- BOI
2 stops41h 24m
Multiple Airlines
Fri 6/126:13 pm
BOI
- SIN
2 stops56h 02m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$1,471
Best flights from Singapore to OregonDiscover carefully curated flight deals from Singapore to Oregon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 25, 2026.
Discover carefully curated flight deals from Singapore to Oregon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 25, 2026.
This Japan Airlines deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/109:50 pm
SIN
- PDX
2 stops38h 25m
Japan Airlines
Sun 9/138:00 am
PDX
- SIN
2 stops42h 45m
Japan Airlines
Deal found 4/24![Japan Airlines logo]()
$1,067
This China Airlines deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/71:45 pm
SIN
- PDX
2 stops33h 33m
Multiple Airlines
Sun 9/207:50 pm
PDX
- SIN
2 stops25h 45m
Multiple Airlines
Deal found 4/24![Multiple Airlines logo]()
$1,119
This Qatar Airways deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/167:40 pm
SIN
- BOI
2 stops41h 20m
Qatar Airways
Sun 9/208:00 am
BOI
- SIN
2 stops41h 45m
Qatar Airways
Deal found 4/23![Qatar Airways logo]()
$1,269
This United Airlines deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/168:35 pm
SIN
- BOI
2 stops35h 18m
United Airlines
Sun 9/207:01 pm
BOI
- SIN
1 stop33h 34m
United Airlines
Deal found 4/24![United Airlines logo]()
$1,710
This Japan Airlines deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/91:55 am
SIN
- PDX
2 stops34h 20m
Japan Airlines
Mon 9/148:00 am
PDX
- SIN
2 stops31h 10m
Japan Airlines
Deal found 4/22![Japan Airlines logo]()
$1,070
This Singapore Airlines deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/219:15 am
SIN
- PDX
1 stop19h 35m
Multiple Airlines
Thu 11/57:00 am
PDX
- SIN
2 stops26h 00m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$1,217
This Qatar Airways deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/207:40 pm
SIN
- PDX
2 stops36h 15m
Qatar Airways
Mon 8/315:10 am
PDX
- SIN
2 stops43h 35m
Qatar Airways
Deal found 4/22![Qatar Airways logo]()
$1,271
This China Airlines deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/71:45 pm
SIN
- PDX
2 stops34h 17m
Multiple Airlines
Sat 8/227:22 pm
PDX
- SIN
2 stops26h 13m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$1,257
This Qatar Airways deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/203:15 am
SIN
- PDX
2 stops28h 40m
Qatar Airways
Tue 9/17:10 am
PDX
- SIN
2 stops41h 35m
Qatar Airways
Deal found 4/22![Qatar Airways logo]()
$1,271
This Qatar Airways deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/207:40 pm
SIN
- PDX
2 stops36h 15m
Qatar Airways
Sun 8/3011:45 am
PDX
- SIN
2 stops37h 00m
Qatar Airways
Deal found 4/22![Qatar Airways logo]()
$1,271
This EVA Air deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/11:10 pm
SIN
- PDX
2 stops25h 26m
Multiple Airlines
Mon 6/159:48 pm
PDX
- SIN
2 stops25h 07m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$1,370
This Qatar Airways deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/57:00 pm
SIN
- BOI
2 stops41h 24m
Multiple Airlines
Fri 6/126:13 pm
BOI
- SIN
2 stops56h 02m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$1,471
This SWISS deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/711:25 pm
SIN
- BOI
3 stops36h 10m
SWISS
Sun 6/142:40 pm
BOI
- SIN
3 stops36h 30m
SWISS
Deal found 4/23![SWISS logo]()
$4,286
This United Airlines deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/48:45 am
SIN
- BOI
1 stop21h 59m
United Airlines
Thu 6/112:05 pm
BOI
- SIN
1 stop26h 10m
United Airlines
Deal found 4/20![United Airlines logo]()
$2,278
This Expedia deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/411:00 pm
SIN
- BOI
3 stops56h 43m
Multiple Airlines
Thu 6/116:13 pm
BOI
- SIN
2 stops28h 37m
Multiple Airlines
Deal found 4/20![Multiple Airlines logo]()
$1,999
This Singapore Airlines deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/78:45 pm
SIN
- BOI
1 stop39h 20m
Multiple Airlines
Sun 6/146:23 am
BOI
- SIN
1 stop21h 12m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$2,736
This Orbitz deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/102:30 pm
SIN
- BOI
2 stops33h 12m
Multiple Airlines
Thu 5/144:19 pm
BOI
- SIN
2 stops26h 46m
Multiple Airlines
Deal found 4/22![Multiple Airlines logo]()
$4,934
Last-minute flights from Singapore to OregonDiscover last-minute flight deals from Singapore to Oregon. Data last updated April 25, 2026 and is based on user searches.
Discover last-minute flight deals from Singapore to Oregon. Data last updated April 25, 2026 and is based on user searches.
This Qatar Airways deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/11:30 am
SIN
- BOI
2 stops46h 12m
Qatar Airways
Mon 5/181:59 pm
BOI
- SIN
2 stops36h 16m
Qatar Airways
Deal found 4/23![Qatar Airways logo]()
$5,674
This Qatar Airways deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/31:30 am
SIN
- PDX
2 stops33h 47m
Qatar Airways
Mon 5/185:00 am
PDX
- SIN
2 stops44h 15m
Qatar Airways
Deal found 4/25![Qatar Airways logo]()
$1,267
This Mytrip deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/312:55 am
SIN
- PDX
2 stops33h 15m
Multiple Airlines
Mon 5/182:30 pm
PDX
- SIN
3 stops32h 20m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$2,017
This Expedia deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/310:05 am
SIN
- PDX
2 stops28h 54m
Multiple Airlines
Sun 5/107:18 pm
PDX
- SIN
2 stops26h 57m
Multiple Airlines
Deal found 4/22![Multiple Airlines logo]()
$4,900
This Air Canada deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/311:55 pm
SIN
- PDX
2 stops29h 50m
Air Canada
Sun 5/1010:10 am
PDX
- SIN
1 stop28h 05m
Air Canada
Deal found 4/22![Air Canada logo]()
$5,225
This United Airlines deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/49:00 am
SIN
- PDX
1 stop26h 58m
United Airlines
Mon 5/185:30 am
PDX
- SIN
1 stop22h 05m
United Airlines
Deal found 4/25![United Airlines logo]()
$1,611
This Mytrip deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/41:00 am
SIN
- PDX
3 stops33h 10m
Multiple Airlines
Sun 5/102:30 pm
PDX
- SIN
3 stops43h 15m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$1,822
This oojo deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/51:10 pm
SIN
- PDX
2 stops24h 03m
EVA Air
Sun 5/107:00 am
PDX
- SIN
2 stops37h 55m
EVA Air
Deal found 4/25![EVA Air logo]()
$1,110
This United Airlines deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/59:00 am
SIN
- PDX
1 stop26h 58m
United Airlines
Sun 5/105:30 am
PDX
- SIN
1 stop22h 05m
United Airlines
Deal found 4/25![United Airlines logo]()
$1,531
This Expedia deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/52:30 pm
SIN
- BOI
2 stops33h 12m
Multiple Airlines
Wed 5/2011:56 am
BOI
- SIN
2 stops31h 09m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$4,908
This Orbitz deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/102:30 pm
SIN
- BOI
2 stops33h 12m
Multiple Airlines
Thu 5/144:19 pm
BOI
- SIN
2 stops26h 46m
Multiple Airlines
Deal found 4/22![Multiple Airlines logo]()
$4,934
This Arangrant deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Arangrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/112:00 pm
SIN
- BOI
2 stops23h 59m
Multiple Airlines
Thu 5/147:33 pm
BOI
- SIN
2 stops27h 17m
Multiple Airlines
Deal found 4/20![Multiple Airlines logo]()
$5,652
One-way flights from Singapore to OregonSearch for one-way flight options from Singapore to Oregon. Find affordable one-way fares based on user searches. Data last updated April 25, 2026.
Search for one-way flight options from Singapore to Oregon. Find affordable one-way fares based on user searches. Data last updated April 25, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1112:25 am
SIN
- PDX
3 stops51h 59m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$589
This Kiwi.com deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/73:15 pm
SIN
- PDX
2 stops35h 35m
Multiple Airlines
Deal found 4/22![Multiple Airlines logo]()
$590
This Kiwi.com deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1111:00 pm
SIN
- PDX
3 stops32h 31m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$622
This Kiwi.com deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1212:25 am
SIN
- PDX
3 stops27h 59m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$628
This Kiwi.com deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/1012:05 pm
SIN
- BOI
3 stops48h 19m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$634
This Kiwi.com deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/67:30 pm
SIN
- PDX
3 stops55h 20m
Multiple Airlines
Deal found 4/22![Multiple Airlines logo]()
$634
This Justfly.com deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/151:45 pm
SIN
- PDX
2 stops34h 36m
Multiple Airlines
Deal found 4/22![Multiple Airlines logo]()
$671
This Kiwi.com deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1411:25 pm
SIN
- PDX
3 stops49h 22m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$673
Find flight deals from Singapore to Oregon
Keep the following information in mind while searching for Singapore to Oregon flight deals. Data was last updated April 25, 2026.
Round-trip from | $1,059 (American Airlines) |
|---|---|
One-way from | $589 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from Singapore to Oregon that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 25, 2026.
Use the filters below to find and compare flights from Singapore to Oregon that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SingaporePortland
SIN - PDX
SINPDX
Singapore Changi
Thu 9/10
9:50 pm-9:15 pm
2 stops38h 25m
Portland
Sun 9/13
8:00 am-5:45 pm
2 stops42h 45m
$1,067
SingaporePortland
SIN - PDX
SINPDX
Singapore Changi
Wed 9/9
1:55 am-9:15 pm
2 stops34h 20m
Portland
Mon 9/14
8:00 am-6:10 am
2 stops31h 10m
$1,070
SingaporePortland
SIN - PDX
SINPDX
Singapore Changi
Mon 9/7
1:45 pm-8:18 am
2 stops33h 33m
Portland
Sun 9/20
7:50 pm-12:35 pm
2 stops25h 45m
$1,119
Quickest round-trip
SingaporePortland
SIN - PDX
SINPDX
Singapore Changi
Wed 10/21
9:15 am-1:50 pm
1 stop19h 35m
Portland
Thu 11/5
7:00 am-1:00 am
2 stops26h 00m
$1,217
SingaporePortland
SIN - PDX
SINPDX
Singapore Changi
Fri 8/7
1:45 pm-9:02 am
2 stops34h 17m
Portland
Sat 8/22
7:22 pm-12:35 pm
2 stops26h 13m
$1,257
SingaporeBoise
SIN - BOI
SINBOI
Singapore Changi
Wed 9/16
7:40 pm-11:00 pm
2 stops41h 20m
Boise Air Term. Gowen Fld
Sun 9/20
8:00 am-3:45 pm
2 stops41h 45m
$1,269
SingaporePortland
SIN - PDX
SINPDX
Singapore Changi
Mon 7/20
7:40 pm-4:55 pm
2 stops36h 15m
Portland
Mon 8/31
5:10 am-3:45 pm
2 stops43h 35m
$1,271
SingaporePortland
SIN - PDX
SINPDX
Singapore Changi
Mon 7/20
3:15 am-4:55 pm
2 stops28h 40m
Portland
Tue 9/1
7:10 am-3:45 pm
2 stops41h 35m
$1,271
SingaporePortland
SIN - PDX
SINPDX
Singapore Changi
Mon 7/20
7:40 pm-4:55 pm
2 stops36h 15m
Portland
Sun 8/30
11:45 am-3:45 pm
2 stops37h 00m
$1,271
SingaporePortland
SIN - PDX
SINPDX
Singapore Changi
Mon 6/1
1:10 pm-11:36 pm
2 stops25h 26m
Portland
Mon 6/15
9:48 pm-1:55 pm
2 stops25h 07m
$1,370
Showing 1-10 of 25 resultsSorted by cheapest first
Best time to book a flight from Singapore to Oregon
Have a flexible travel schedule? Discover the best time to fly to Oregon from Singapore with our price prediction graph.
SIN-PDX
SIN-BOI
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Singapore to Oregon
SG0-USOR
SIN-PDX
SIN-BOI
No data available for this route at this time. Please check back soon.
Related info for your journey
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