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Uncover the best deals on Portland to Singapore flights by comparing fares from hundreds of airlines and agencies.
Good to Know: Cheapest and Fastest PDX - SIN Flights
Useful information for finding best airline tickets from Portland International to Singapore Changi on your next trip.
Cheapest Round Trip Flight
$1107
Alaska Airlines
• 2 stops
• 45h 20m
Sep 06 – Oct 25
The cheapest round trip flight from Portland to Singapore (PDX-SIN-PDX) is currently $1107
Fastest Flight
37h 39m
The fastest nonstop flight from Portland to Singapore (PDX-SIN) takes 37h 39m
Top Airlines Flying from Portland to Singapore
Latest Flight Deals from Portland (PDX) to Singapore (SIN)
Compare and book low fare round-trip air tickets from Portland to Singapore. Ideal for travelers with confirmed return itineraries.
Sep 06 - Oct 25, Economy
Portland → Singapore
45h 20m
10:40 AM - 5:00 AM • 2 stops
Portland → Singapore
48h 41m
8:10 AM - 10:31 PM • 2 stops
Alaska Airlines
Sep 06 - Oct 25, Economy
Portland → Singapore
37h 39m
9:46 PM - 11:45 AM • 2 stops
Portland → Singapore
51h 56m
10:00 PM - 2:16 PM • 2 stops
Cathay Pacific Airways
Sep 06 - Oct 25, Economy
Portland → Singapore
43h 50m
7:15 AM - 12:45 AM • 2 stops
Portland → Singapore
51h 56m
10:00 PM - 2:16 PM • 2 stops
Cathay Pacific Airways
Sep 05 - Oct 24, Economy
Portland → Singapore
38h 55m
9:50 PM - 12:25 PM • 2 stops
Portland → Singapore
48h 41m
8:10 AM - 10:31 PM • 2 stops
Cathay Pacific Airways
Sep 06 - Oct 25, Economy
Portland → Singapore
45h 50m
10:10 AM - 5:00 AM • 2 stops
Portland → Singapore
35h 6m
8:10 AM - 2:16 PM • 2 stops
Air Canada
FAQs on Portland to Singapore Flights
What are the airports in Portland?
PDX
What’s the most popular airline flying from PDX to SIN?
The most popular airline flying from Portland to Singapore are
Can I fly from PDX to SIN non-stop?
NO
Which airlines fly nonstop between Portland and Singapore?
The non-stop flights between Portland and Singapore are .
What’s the earliest departure time from PDX to SIN Airport?
The earliest flight leaves PDX at 7:15 am and lands in SIN - Singapore Changi
What are the airports in Singapore?
SIN
Can I make changes to my Portland to Singapore flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from PDX to SIN?
Read the fare rules of the Portland to Singapore air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Portland and Singapore?
operate flights between Portland and Singapore
How long does a flight from Portland to Singapore take?
It takes approximately 16 hour to fly non-stop from PDX to SIN, which is 8134.27 miles by air.
Which airlines provide the cheapest flights from Portland (PDX) to Singapore (SIN) ?
In the past couple of days, the cheapest tickets to SIN from PDX were found on CX : USD 1199
Do I need a passport to fly between PDX and SIN?
Yes
What’s the latest departure time from PDX to SIN ?
The last flight leaves PDX at 9:50 pm
Portland (PDX) to Singapore (SIN): Airport Information
| Origin Airport | Portland International , Portland, US |
| Destination Airport | Singapore Changi , Singapore, SG |
| Distance | 8134 miles |
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