S$701 Cheap Flights from Portland to Singapore

View S$701 flight on Wed, 5 Aug, 2026Opens in a new window

Popular airlines from Portland Intl. Jetport Airport (PWM) to Singapore Changi Airport (SIN)

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Cheap Flights from Portland to Singapore (PWM-SIN)

Prices were available within the past 7 days and start at S$701 for one-way flights and S$2,155 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, 22 Dec - Sun, 18 Jan
PWM
Portland
SIN
Singapore
S$2,155 Return, found 6 hours ago
S$2,155
Return
found 6 hours ago
Select United flight, departing Mon, 22 Dec from Portland to Singapore, returning Sun, 18 Jan, priced at S$2,155 found 6 hours ago
United
Mon, 22 Dec - Sun, 18 Jan
PWM
Portland
SIN
Singapore
S$2,186 Return, found 6 hours ago
S$2,186
Return
found 6 hours ago
Select United flight, departing Mon, 22 Dec from Portland to Singapore, returning Sun, 18 Jan, priced at S$2,186 found 6 hours ago
Qatar Airways
Sun, 23 Nov - Sun, 30 Nov
PWM
Portland
SIN
Singapore
S$2,201 Return, found 1 day ago
S$2,201
Return
found 1 day ago
Select Qatar Airways flight, departing Sun, 23 Nov from Portland to Singapore, returning Sun, 30 Nov, priced at S$2,201 found 1 day ago
United
Mon, 22 Dec - Sun, 18 Jan
PWM
Portland
SIN
Singapore
S$2,237 Return, found 6 hours ago
S$2,237
Return
found 6 hours ago
Select United flight, departing Mon, 22 Dec from Portland to Singapore, returning Sun, 18 Jan, priced at S$2,237 found 6 hours ago
United
Sun, 23 Nov - Sun, 30 Nov
PWM
Portland
SIN
Singapore
S$2,245 Return, found 1 day ago
S$2,245
Return
found 1 day ago
Select United flight, departing Sun, 23 Nov from Portland to Singapore, returning Sun, 30 Nov, priced at S$2,245 found 1 day ago
Delta
Sun, 23 Nov - Sun, 30 Nov
PWM
Portland
SIN
Singapore
S$2,254 Return, found 1 day ago
S$2,254
Return
found 1 day ago
Select Delta flight, departing Sun, 23 Nov from Portland to Singapore, returning Sun, 30 Nov, priced at S$2,254 found 1 day ago
United
Mon, 22 Dec - Sun, 18 Jan
PWM
Portland
SIN
Singapore
S$2,278 Return, found 6 hours ago
S$2,278
Return
found 6 hours ago
Select United flight, departing Mon, 22 Dec from Portland to Singapore, returning Sun, 18 Jan, priced at S$2,278 found 6 hours ago
United
Sun, 23 Nov - Sun, 30 Nov
PWM
Portland
SIN
Singapore
S$2,279 Return, found 1 day ago
S$2,279
Return
found 1 day ago
Select United flight, departing Sun, 23 Nov from Portland to Singapore, returning Sun, 30 Nov, priced at S$2,279 found 1 day ago
Korean Air
Sun, 23 Nov - Sun, 30 Nov
PWM
Portland
SIN
Singapore
S$2,283 Return, found 1 day ago
S$2,283
Return
found 1 day ago
Select Korean Air flight, departing Sun, 23 Nov from Portland to Singapore, returning Sun, 30 Nov, priced at S$2,283 found 1 day ago
KLM
Sun, 23 Nov - Sun, 30 Nov
PWM
Portland
SIN
Singapore
S$2,295 Return, found 1 day ago
S$2,295
Return
found 1 day ago
Select KLM flight, departing Sun, 23 Nov from Portland to Singapore, returning Sun, 30 Nov, priced at S$2,295 found 1 day ago
Portland to Singapore route information
Origin airport
Portland Intl. Jetport
Destination airport
Changi
Airlines serving
American Airlines, Delta, KLM, Korean Air, Qatar Airways, United
Return price
S$2,155
Distance
14891 km

Perfect flights from Portland to Singapore

Your Journey from Portland to Singapore

Start your unforgettable journey with Expedia. Our broad selection of flights from Portland to Singapore caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including American Airlines, Delta, United, Japan Airlines, Air Canada, Qatar Airways, Korean Air, KLM. Our selection of flights from Portland Intl. Jetport to Changi caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with Portland to Singapore Flights

Experience the joy of finding cheap flights from Portland Intl. Jetport to Changi that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$701 and roundtrip prices from S$2,155*.
 

Pre-Flight Essentials

Ensure a smooth journey from Portland to Singapore with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant Singapore

Picture yourself stepping off the plane in Singapore and immersing yourself in the unique atmosphere of . From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your Portland to Singapore Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from Portland to Singapore.
 

Beyond the Flight – Exploring Singapore

With Expedia, your adventure extends beyond the flight. Explore Singapore at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from Portland to Singapore with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from Portland to Singapore with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.

Frequently asked questions

How much is a flight from PWM to SIN?
If you're planning on travelling between Portland Intl. Jetport Airport (PWM) and Singapore Airport, round-trip flights start from S$2,155. This price is based on fares available within the last 7 days on Expedia for flights departing within the next year, so don't let a good deal slip through your fingers. Book now and save yourself both money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Portland Intl. Jetport to Singapore Airport?
Most flights can be cancelled online, but each air carrier has its own set of terms and conditions. If you do need to cancel your flight, go to our Customer Service Portal and follow the instructions.
How do I find cheap flights from Portland Intl. Jetport Airport (PWM) to Changi Airport (SIN) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for PWM to Changi Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Portland Intl. Jetport Airport (PWM) to Changi Airport (SIN)?
The distance is around 15,000 kilometres, so pack your carry-on luggage with whatever you need to make your journey comfortable. Wondering what to take on board your Portland to Singapore flight? Earplugs, a sleep mask and a neck pillow are among the essentials.
Which airlines fly direct from PWM to Changi Airport?
Flying directly between Portland Intl. Jetport and Singapore Airport isn't possible right now. However, you'll still be able to find a flight to Singapore with at least one stop.
Are PWM to SIN flight tickets cheaper when they're purchased at the last minute?
It is possible to nab amazing last-minute deals from Portland Intl. Jetport to Changi Airport, but it's also possible to miss out altogether! As many airlines advertise prices up to 12 months in advance, it's worth keeping an eye on fares early and being ready to pounce when you see a bargain. Expedia compares air carrier prices and updates flight deals all the time, so you can be sure you're always getting the latest offers.

Explore a world of travel with Expedia

*Available to Expedia members.