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Cheap flights from Singapore to Portland from S$ 725

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 8-9. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — PDX
5 May — 12 May1
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 30 April 2025.

Round-trip from

S$ 1,204

One-way from

S$ 725

Popular in

May

Cheapest in

September

Average price

S$ 1,727
STARLUX Airlines
  • STARLUX Airlines
  • 10-6-17-6
  • 4 total stops
  • 43h 41m total
  • Singapore to Portland
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8-9
  • 8-9
  • 3 total stops
  • 49h 50m total
  • Singapore to Portland
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (S$ 99 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (S$ 38 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 30 April 2025.

Tue 10-614:00SIN - PDX
2 stops20h 00mSTARLUX Airlines
Tue 17-621:59PDX - SIN
2 stops23h 41mSTARLUX Airlines
Deal found 28-4S$ 1,204
Tue 10-609:10SIN - PDX
1 stop39h 10mAir Canada
Tue 17-619:40PDX - SIN
1 stop20h 25mAir Canada
Deal found 28-4S$ 1,238
Mon 9-601:55SIN - PDX
2 stops27h 30mAmerican Airlines
Mon 16-600:59PDX - SIN
2 stops32h 21mAmerican Airlines
Deal found 28-4S$ 1,421
Sun 31-808:45SIN - PDX
1 stop18h 58mUnited Airlines
Sun 14-917:40PDX - SIN
1 stop21h 35mUnited Airlines
Deal found 27-4S$ 1,857
Mon 9-601:50SIN - PDX
2 stops31h 55mMultiple Airlines
Tue 17-605:18PDX - SIN
3 stops28h 32mMultiple Airlines
Deal found 28-4S$ 1,893

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 30 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

Tue 10-6

14:00-19:00

2 stops20h 00m

Portland

Tue 17-6

21:59-12:40

2 stops23h 41m

S$ 1,204

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Tue 10-6

09:10-09:20

1 stop39h 10m

Portland

Tue 17-6

19:40-07:05

1 stop20h 25m

S$ 1,238

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Mon 9-6

01:55-14:25

2 stops27h 30m

Portland

Mon 16-6

00:59-00:20

2 stops32h 21m

S$ 1,421

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Sun 31-8

08:45-12:43

1 stop18h 58m

Portland

Sun 14-9

17:40-06:15

1 stop21h 35m

S$ 1,857

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Mon 9-6

01:50-18:45

2 stops31h 55m

Portland

Tue 17-6

05:18-00:50

3 stops28h 32m

S$ 1,893

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Mon 8-9

09:45-20:35

3 stops49h 50m

S$ 725

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Wed 10-9

14:00-21:25

2 stops22h 25m

S$ 820

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Thu 17-7

02:00-20:50

2 stops57h 50m

S$ 860

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Tue 9-9

09:10-14:46

1 stop20h 36m

S$ 908

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Fri 18-7

09:15-09:45

1 stop39h 30m

S$ 1,150

Flights are sorted by cheapest return flights first.

Deals found on 28-4

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 30 April 2025.
STARLUX Airlines
9.1
Wonderful
Check prices

Entertainment

9.0

Boarding

9.0

Food

8.9

Overall

9.1

Comfort

9.0

Crew

9.3

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
STARLUX Airlines
9.1
Wonderful
STARLUX Airlines
9.1
Wonderful
Check prices

Entertainment

9.0

Boarding

9.0

Food

8.9

Overall

9.1

Comfort

9.0

Crew

9.3

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
Japan Airlines
8.3
Very Good
1,459 reviews
STARLUX Airlines
9.1
Wonderful
Check prices

Entertainment

9.0

Boarding

9.0

Food

8.9

Overall

9.1

Comfort

9.0

Crew

9.3

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
China Airlines
8.3
Very Good
732 reviews
STARLUX Airlines
9.1
Wonderful
Check prices

Entertainment

9.0

Boarding

9.0

Food

8.9

Overall

9.1

Comfort

9.0

Crew

9.3

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
Singapore Airlines
8.1
Very Good
1,292 reviews
STARLUX Airlines
9.1
Wonderful
Check prices

Entertainment

9.0

Boarding

9.0

Food

8.9

Overall

9.1

Comfort

9.0

Crew

9.3

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
KLM
7.8
Good
1,333 reviews
STARLUX Airlines
9.1
Wonderful
Check prices

Entertainment

9.0

Boarding

9.0

Food

8.9

Overall

9.1

Comfort

9.0

Crew

9.3

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.

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, STARLUX Airlines (S$ 1,204), Air Canada (S$ 1,238), and American Airlines (S$ 1,421) offers the cheapest pricing from Singapore to Portland. STARLUX Airlines is 28% 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$ 820 is the cheapest one-way deal found within the past few days, from STARLUX Airlines. You may also be able to find cheap deals on China Airlines and Air Canada, with prices starting from S$ 860 and S$ 908, 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 30 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 30 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Japan AirlinesCheapestS$ 1,254AverageS$ 1,379FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Singapore AirlinesCheapestS$ 1,293AverageS$ 1,882FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Air CanadaCheapestS$ 1,427AverageS$ 1,990FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestS$ 1,616AverageS$ 1,718FlexibilityNo 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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