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Cheap flights from Singapore to Oregon from S$ 536

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 28-10. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — PDX
16 Jul — 23 Jul1
1 adult

Cheap flight deals from Singapore to Oregon

Keep the following information in mind while searching for Singapore to Oregon flight deals. Data was last updated 11 July 2025.

Round-trip from

S$ 871

One-way from

S$ 536

Popular in

April

Cheapest in

June

Average price

S$ 1,528
Air Canada
  • Air Canada
  • 22-9-2-11
  • 4 total stops
  • 93h 01m total
  • Singapore to Oregon
Air Canada
  • Air Canada
  • 28-10
  • 1 total stop
  • 19h 45m total
  • Singapore to Oregon
Highest demand for flights based on searches. 10% potential increase in price (S$ 233 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (S$ 43 potential savings vs. average return price).
Average for round-trip flights in July 2025

Find flight deals from Singapore to Oregon

Cheapest flights from Singapore to Oregon
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 11 July 2025.

Mon 22-922:50SIN - PDX
2 stops39h 11mAir Canada
Sun 2-1115:15PDX - SIN
2 stops53h 50mAir Canada
Deal found 10-7S$ 871
Sun 21-922:50SIN - PDX
2 stops32h 14mMultiple Airlines
Sat 1-1119:38PDX - SIN
2 stops35h 17mMultiple Airlines
Deal found 9-7S$ 1,003
Thu 30-1010:00SIN - BOI
2 stops27h 28mAir Canada
Mon 3-1114:31BOI - SIN
2 stops50h 24mAir Canada
Deal found 8-7S$ 1,170
Fri 22-802:00SIN - PDX
2 stops46h 47mChina Airlines
Sat 30-816:46PDX - SIN
2 stops40h 49mChina Airlines
Deal found 9-7S$ 1,223
Sat 23-813:10SIN - PDX
2 stops32h 07mEVA Air
Sat 30-816:46PDX - SIN
2 stops30h 04mEVA Air
Deal found 9-7S$ 1,242
Fri 14-1108:15SIN - PDX
2 stops20h 14mJapan Airlines
Tue 18-1107:00PDX - SIN
2 stops31h 40mJapan Airlines
Deal found 9-7S$ 1,367
Mon 22-909:15SIN - PDX
1 stop39h 32mSingapore Airlines
Sun 2-1107:21PDX - SIN
1 stop32h 34mSingapore Airlines
Deal found 10-7S$ 1,571
Mon 10-1113:15SIN - BOI
2 stops23h 53mMultiple Airlines
Fri 21-1107:30BOI - SIN
2 stops40h 00mMultiple Airlines
Deal found 11-7S$ 1,616
Tue 2-920:40SIN - PDX
1 stop19h 05mUnited Airlines
Wed 17-917:40PDX - SIN
1 stop21h 35mUnited Airlines
Deal found 10-7S$ 1,661
Thu 30-1010:10SIN - BOI
1 stop19h 53mUnited Airlines
Mon 3-1114:11BOI - SIN
2 stops26h 49mUnited Airlines
Deal found 9-7S$ 1,807
Sun 9-1101:30SIN - BOI
2 stops33h 46mDelta
Fri 21-1107:30BOI - SIN
2 stops25h 40mDelta
Deal found 10-7S$ 1,905
Wed 29-1001:30SIN - BOI
2 stops28h 34mKorean Air
Mon 3-1107:15BOI - SIN
2 stops30h 45mKorean Air
Deal found 9-7S$ 2,052

Cheapflights Fare Finder

Customise 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 200,618 searches. Data last updated 11 July 2025.
Use the filters below to find and compare flights from Singapore to Oregon that are best for you.

Fly from

Singapore

Fly to

Oregon

Route

Depart

Return

Price

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Mon 22-9

22:50-23:01

2 stops39h 11m

Portland

Sun 2-11

15:15-13:05

2 stops53h 50m

S$ 871

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Sun 21-9

22:50-16:04

2 stops32h 14m

Portland

Sat 1-11

19:38-21:55

2 stops35h 17m

S$ 1,003

SingaporeBoise

SIN - BOI

SINBOI

Singapore Changi

Thu 30-10

10:00-23:28

2 stops27h 28m

Boise Air Term. Gowen Fld

Mon 3-11

14:31-07:55

2 stops50h 24m

S$ 1,170

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Fri 22-8

02:00-09:47

2 stops46h 47m

Portland

Sat 30-8

16:46-00:35

2 stops40h 49m

S$ 1,223

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Sat 23-8

13:10-06:17

2 stops32h 07m

Portland

Sat 30-8

16:46-13:50

2 stops30h 04m

S$ 1,242

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Fri 14-11

08:15-12:29

2 stops20h 14m

Portland

Tue 18-11

07:00-06:40

2 stops31h 40m

S$ 1,367

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Mon 22-9

09:15-09:47

1 stop39h 32m

Portland

Sun 2-11

07:21-07:55

1 stop32h 34m

S$ 1,571

SingaporeBoise

SIN - BOI

SINBOI

Singapore Changi

Mon 10-11

13:15-22:08

2 stops23h 53m

Boise Air Term. Gowen Fld

Fri 21-11

07:30-14:30

2 stops40h 00m

S$ 1,616

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Tue 2-9

20:40-00:45

1 stop19h 05m

Portland

Wed 17-9

17:40-06:15

1 stop21h 35m

S$ 1,661

SingaporeBoise

SIN - BOI

SINBOI

Singapore Changi

Thu 30-10

10:10-16:03

1 stop19h 53m

Boise Air Term. Gowen Fld

Mon 3-11

14:11-08:00

2 stops26h 49m

S$ 1,807

Flights are sorted by cheapest return flights first.

Deals found on 9-7

Showing 1-10 of 20 results
1
2

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.
Estimated return 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
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Oregon

Get insights into the airlines that provide service to Oregon. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Oregon. Reviews last updated 11 July 2025.
Read reviews from past customers who have flown with EVA Air, Korean Air, andJapan Airlines from Singapore to Oregon. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.6

Boarding

8.4

Overall

8.4

Food

8.1

Comfort

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Crew

8.6

Boarding

8.4

Overall

8.4

Food

8.1

Comfort

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Crew

8.6

Boarding

8.4

Overall

8.4

Food

8.1

Comfort

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Crew

8.6

Boarding

8.4

Overall

8.4

Food

8.1

Comfort

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Crew

8.6

Boarding

8.4

Overall

8.4

Food

8.1

Comfort

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Crew

8.6

Boarding

8.4

Overall

8.4

Food

8.1

Comfort

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Related info for your journey

Find useful and relevant information for your journey from Singapore to Oregon. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the cheapest airlines to fly from Singapore to Oregon one-way?

    To fly one-way, consider booking your trip with Air Canada, which is currently one of the cheapest options available, starting at S$ 536. KLM flights start at S$ 2,041 while deals on Qatar Airways start at S$ 4,238 one-way.

  • Can I find deals for flights from Singapore to Oregon that include hotel bookings?

    Yes. In addition to deals on Singapore to Oregon flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Singapore to Oregon?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Singapore to Oregon.

  • Can I find deals for business class flights from Singapore to Oregon?

    Yes. Cheapflights offers flight deals from Singapore to Oregon by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Singapore to Oregon

Discover the top 3 airlines that operate flights from Singapore to Oregon. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 200,618 searches. Data last updated 11 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Japan AirlinesCheapestS$ 1,106AverageS$ 1,458FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Air CanadaCheapestS$ 1,199AverageS$ 1,396FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Singapore AirlinesCheapestS$ 1,247AverageS$ 1,803FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Singapore to Oregon?

Deals for Singapore to Oregon flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Singapore to Oregon?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Oregon from Singapore.

Can Cheapflights find flights from Singapore to Oregon with no change fees?

Yes, we can. To see specific flights from Singapore to Oregon with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Singapore to Oregon become cheaper?

Yes! Start tracking prices for Singapore to Oregon flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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