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Cheap flights from Singapore to Portland from S$ 626

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 15-5. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — PDX
20 Apr — 27 Apr1
1 adult

Cheap flight deals from Singapore to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Singapore (SIN) to Portland (PDX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 15 April 2025.

Round-trip from

S$ 1,174

One-way from

S$ 626

Popular in

May

Cheapest in

September

Average price

S$ 1,737
Air Canada
  • Air Canada
  • 29-5-5-6
  • 2 total stops
  • 69h 25m total
  • Singapore to Portland
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15-5
  • 15-5
  • 3 total stops
  • 54h 53m total
  • Singapore to Portland
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Highest demand for flights based on searches. 4% potential increase in price (S$ 100 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (S$ 39 potential savings vs. average return price).
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Average for round-trip flights in April 2025
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Find flight deals from Singapore to Portland

Cheapest flights from Singapore to Portland
Explore the most affordable flight options available from Singapore to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 April 2025.

Thu 29-509:10SIN - PDX
1 stop39h 20mAir Canada
Thu 5-610:00PDX - SIN
1 stop30h 05mAir Canada
Deal found 13-4S$ 1,174
Mon 5-523:40SIN - PDX
2 stops48h 50mMultiple Airlines
Tue 13-510:00PDX - SIN
1 stop30h 05mMultiple Airlines
Deal found 14-4S$ 1,262
Mon 12-514:00SIN - PDX
2 stops21h 56mSTARLUX Airlines
Mon 19-521:45PDX - SIN
2 stops23h 55mSTARLUX Airlines
Deal found 14-4S$ 1,281
Wed 28-501:55SIN - PDX
2 stops24h 30mJapan Airlines
Thu 5-607:21PDX - SIN
2 stops25h 59mJapan Airlines
Deal found 13-4S$ 1,406
Mon 5-509:00SIN - PDX
1 stop30h 31mUnited Airlines
Tue 13-518:30PDX - SIN
1 stop21h 15mUnited Airlines
Deal found 14-4S$ 1,656
Sun 11-500:40SIN - PDX
1 stop25h 40mKLM
Mon 19-513:15PDX - SIN
1 stop35h 15mKLM
Deal found 14-4S$ 2,626
Wed 28-501:10SIN - PDX
2 stops38h 00mDelta
Wed 4-600:40PDX - SIN
2 stops32h 00mDelta
Deal found 13-4S$ 2,897

Cheapflights Fare Finder

Customise your flight search to find flights from Singapore to Portland 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 15 April 2025.
Use the filters below to find and compare flights from Singapore to Portland that are best for you.

Fly from

Singapore

Fly to

Portland

Route

Depart

Return

Price

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Thu 29-5

09:10-09:30

1 stop39h 20m

Portland

Thu 5-6

10:00-07:05

1 stop30h 05m

S$ 1,174

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Mon 5-5

23:40-09:30

2 stops48h 50m

Portland

Tue 13-5

10:00-07:05

1 stop30h 05m

S$ 1,262

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Mon 12-5

14:00-20:56

2 stops21h 56m

Portland

Mon 19-5

21:45-12:40

2 stops23h 55m

S$ 1,281

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Wed 28-5

01:55-11:25

2 stops24h 30m

Portland

Thu 5-6

07:21-00:20

2 stops25h 59m

S$ 1,406

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Mon 5-5

09:00-00:31

1 stop30h 31m

Portland

Tue 13-5

18:30-06:45

1 stop21h 15m

S$ 1,656

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Sun 11-5

00:40-11:20

1 stop25h 40m

Portland

Mon 19-5

13:15-15:30

1 stop35h 15m

S$ 2,626

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Wed 28-5

01:10-00:10

2 stops38h 00m

Portland

Wed 4-6

00:40-23:40

2 stops32h 00m

S$ 2,897

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Thu 15-5

17:35-09:28

3 stops54h 53m

S$ 626

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Thu 12-6

09:10-14:40

1 stop44h 30m

S$ 941

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Sun 20-4

03:10-23:59

2 stops35h 49m

S$ 1,149

Flights are sorted by cheapest return flights first.

Deals found on 14-4

Showing 1-10 of 13 results
1
2

Best time to book a flight from Singapore to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland 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 Portland

Rainfall in Portland by month

Plan your trip to Portland by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Portland ranges from 18.0 - 142.0 inches per month. November is typically the wettest month, when rainfall can reach 142.0 mm. July is typically the driest time to visit Portland when rainfall is around 18.0 mm.

Temperature in Portland by month

Plan your trip to Portland by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Portland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. 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 Portland. Reviews last updated 15 April 2025.
STARLUX Airlines
9.1
Wonderful
Check prices

Food

8.9

Entertainment

9.0

Crew

9.3

Comfort

9.0

Overall

9.1

Boarding

9.0

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
STARLUX Airlines
9.1
Wonderful
STARLUX Airlines
9.1
Wonderful
Check prices

Food

8.9

Entertainment

9.0

Crew

9.3

Comfort

9.0

Overall

9.1

Boarding

9.0

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
Japan Airlines
8.3
Very Good
1,440 reviews
STARLUX Airlines
9.1
Wonderful
Check prices

Food

8.9

Entertainment

9.0

Crew

9.3

Comfort

9.0

Overall

9.1

Boarding

9.0

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
Delta
8.0
Very Good
7,917 reviews
STARLUX Airlines
9.1
Wonderful
Check prices

Food

8.9

Entertainment

9.0

Crew

9.3

Comfort

9.0

Overall

9.1

Boarding

9.0

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
KLM
7.8
Good
1,323 reviews
STARLUX Airlines
9.1
Wonderful
Check prices

Food

8.9

Entertainment

9.0

Crew

9.3

Comfort

9.0

Overall

9.1

Boarding

9.0

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
Qatar Airways
7.4
Good
3,553 reviews
STARLUX Airlines
9.1
Wonderful
Check prices

Food

8.9

Entertainment

9.0

Crew

9.3

Comfort

9.0

Overall

9.1

Boarding

9.0

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.

Related info for your journey

Find useful and relevant information for your journey from Singapore to Portland. 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 flying from Singapore to Portland round-trip?

    According to our current data, Air Canada (S$ 1,174), STARLUX Airlines (S$ 1,281), and Japan Airlines (S$ 1,406) offers the cheapest pricing from Singapore to Portland. Air Canada is 30% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Singapore to Portland one-way?

    S$ 941 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on Qatar Airways and Japan Airlines, with prices starting from S$ 1,149 and S$ 1,160, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Singapore to Portland 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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Fly from Singapore to Portland on these airlines

Choose from the following airlines for your flight from Singapore to Portland. Flights are based on user searches made on Cheapflights and were last updated on 15 April 2025.
Singapore Airlines flights from Singapore Changi to Portland
United Airlines flights from Singapore Changi to Portland
Japan Airlines flights from Singapore Changi to Portland

Top 4 airlines flying from Singapore to Portland

Discover the top 4 airlines that operate flights from Singapore to Portland. 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 15 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Japan AirlinesCheapestS$ 1,261AverageS$ 1,386FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Singapore AirlinesCheapestS$ 1,301AverageS$ 1,893FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Air CanadaCheapestS$ 1,435AverageS$ 2,001FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestS$ 1,625AverageS$ 1,809FlexibilityNo cancel feeOn-time69%
Search United 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 Portland?

Cheapflights helps you search for flights from Singapore to Portland via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

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 Portland from Singapore.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Singapore to Portland, users can toggle the no change fees filter when performing a flight search.

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

Yes! Start tracking prices for Singapore to Portland 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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