$574 Cheap Singapore Airlines flights Portland (PDX) to Penang (PEN)

View $574 flight on Thu, Jan 22, 2026Opens in a new window

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$574 Cheap Singapore Airlines flights Portland (PDX) to Penang (PEN)

Prices were available within the past 7 days and start at $574 for one-way flights and $1,144 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Singapore Airlines
Mon, Nov 17 - Sat, Feb 28
PDX
Portland
PEN
Penang
$1,144 Roundtrip, found 1 day ago
$1,144
Roundtrip
found 1 day ago
Select Singapore Airlines flight, departing Mon, Nov 17 from Portland to Penang, returning Sat, Feb 28, priced at $1,144 found 1 day ago
Flights from Portland (PDX) to Penang (PEN)
Origin airport
Portland Intl.
Destination airport
Penang Intl.
Airlines serving
Alaska Airlines, British Airways, Cathay Pacific, Malaysia Airlines, Qatar Airways, Singapore Airlines
Popular airline
Cathay Pacific
Distance
8043 mi

Frequently asked questions

How much is a Singapore Airlines flight from Portland Intl. Airport (PDX) to Penang Intl. Airport (PEN)?
Use the "Price (lowest to highest)" filter on Expedia to look for cheap Singapore Airlines round-trip flights from $1,144 from PDX to PEN. Affordable one-way fares from $574 are available as well.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from PDX to PEN with Singapore Airlines?
Look for return or one-way flights to Penang in October or September. You could find a cheap fare with Singapore Airlines during these off-peak months.
What is the cheapest time to book flights from Portland Intl. Airport (PDX) to Penang Intl. Airport (PEN) with Singapore Airlines?
Scoring the best Singapore Airlines deals from PDX to PEN often comes down to booking at the right moment. You can save 17% on international flights when you book 18 to 29 days before takeoff instead of four to five months ahead. Better yet, you can pocket 17% on average by buying your fare on a Sunday compared to a Friday, which is usually the most expensive day to book.* It's a good idea to start searching for flights about one month before you want to travel.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Singapore Airlines fly nonstop from Portland Intl. Airport (PDX) to Penang Intl. Airport (PEN)?
Enter your dates, click search and tick the "Nonstop" filter on Expedia to browse any direct flights from PDX to PEN with Singapore Airlines or another carrier.
What is the earliest Singapore Airlines flight from PDX to PEN?
Filter your results by "Morning" and "Early Morning" to browse the earliest flights from PDX to PEN. Taking off early means you're less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Singapore Airlines fly into in Penang?
Singapore Airlines flights from Portland Intl. Airport (PDX) to Penang touch down at Penang Intl. Airport (PEN). This is the main entry point here.
What kind of luggage can I take on a Singapore Airlines flight from Portland Intl. Airport (PDX) to Penang Intl. Airport (PEN)?
On a standard economy flight with Singapore Airlines from PDX to PEN, passengers can bring 2 checked-in bags up to 50 lb with dimensions not exceeding 31 inches x 29 inches x 78 inches in total. For carry-on, you're permitted 2 cabin bags weighing up to 15 lb and measuring no more than 45 inches. Weight and size limits may vary depending on your airfare type and cabin class. To make sure you won't face additional charges at the terminal, double-check your Singapore Airlines booking or go to the airline's website before loading up your suitcase.
Why fly with Singapore Airlines from PDX to PEN?
Offering a rewarding loyalty program and an excellent in-flight experience, Singapore Airlines is a top choice for many passengers heading from PDX to PEN. What's more, if you're a Singapore Airlines KrisFlyer and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can go toward future getaways.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Singapore Airlines flight from Portland Intl. Airport (PDX) to Penang Intl. Airport (PEN)?
Depending on your ticket type, a fee generally applies if you change or cancel your booking more than 24 hours after it's confirmed. To find flexible fares, select our "Changes included" or "No cancel fee" filter when searching for flights. For more information on canceling or modifying your reservation, head to "Trips," select your flight and tick "Manage Booking."

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*Available to One Key members.