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Cheap flights from Singapore to Portland from $544

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Singapore to Portland departing on 8/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Air Canada Logo
10:00 am - 6:30 pmSIN-PDX
24h 30m1 stop
Air Canada Logo
1:00 pm - 7:55 amPDX-SIN
26h 55m2 stops
$851Air Canada
Find Deal
vie., nov. 14 - mar., nov. 18
Air Canada Logo
10:00 am - 6:30 pmSIN-PDX
24h 30m1 stop
Air Canada Logo
1:00 pm - 7:55 amPDX-SIN
26h 55m2 stops
$852Air Canada
Find Deal
vie., nov. 14 - mar., nov. 18
Asiana Airlines Logo
10:50 pm - 8:37 pmSIN-PDX
36h 47m2 stops
Asiana Airlines Logo
7:35 pm - 9:30 pmPDX-SIN
34h 55m2 stops
$861Asiana Airlines
Find Deal
mar., sep. 2 - mar., sep. 16
Asiana Airlines Logo
10:50 pm - 8:37 pmSIN-PDX
36h 47m2 stops
Asiana Airlines Logo
7:35 pm - 9:30 pmPDX-SIN
34h 55m2 stops
$866Asiana Airlines
Find Deal
mar., sep. 2 - mar., sep. 16
Asiana Airlines Logo
10:50 pm - 8:37 pmSIN-PDX
36h 47m2 stops
Asiana Airlines Logo
7:35 pm - 9:30 pmPDX-SIN
34h 55m2 stops
$870Asiana Airlines
Find Deal
mar., sep. 2 - mar., sep. 16
China Airlines Logo
2:00 am - 9:45 amSIN-PDX
46h 45m2 stops
China Airlines Logo
1:24 pm - 12:35 amPDX-SIN
44h 11m2 stops
$978China Airlines
Find Deal
vie., ago. 15 - sáb., ago. 23
EVA Air Logo
1:10 pm - 9:45 amSIN-PDX
35h 35m2 stops
EVA Air Logo
9:30 pm - 1:50 pmPDX-SIN
25h 20m2 stops
$1,010EVA Air
Find Deal
vie., ago. 15 - vie., ago. 22
STARLUX Airlines Logo
2:00 pm - 10:56 pmSIN-PDX
23h 56m2 stops
STARLUX Airlines Logo
7:40 pm - 12:40 pmPDX-SIN
26h 00m2 stops
$1,074STARLUX Airlines
Find Deal
jue., jul. 17 - dom., jul. 20
EVA Air Logo
3:10 pm - 1:50 pmSIN-PDX
37h 40m2 stops
EVA Air Logo
2:30 pm - 12:00 pmPDX-SIN
30h 30m2 stops
$1,075EVA Air
Find Deal
sáb., ago. 16 - sáb., ago. 23
China Airlines Logo
2:00 am - 9:23 amSIN-PDX
46h 23m2 stops
China Airlines Logo
8:10 pm - 12:35 amPDX-SIN
37h 25m2 stops
$1,106China Airlines
Find Deal
jue., ago. 14 - vie., ago. 22

Air Canada flights from Singapore to Portland

Our best Air Canada deals on Singapore to Portland flight tickets
Air Canada
Jul 8
SIN9:10 amSingapore Changi
28h 51m
1 stop
PDX11:01 pmPortland
Jul 24
PDX10:05 amPortland
23h 40m
2 stops
SIN12:45 amSingapore Changi
Air Canada
Jul 8
SIN6:15 amSingapore Changi
27h 31m
2 stops
PDX6:46 pmPortland
Jul 24
PDX6:15 amPortland
27h 30m
2 stops
SIN12:45 amSingapore Changi
Air Canada
Nov 14
SIN10:00 amSingapore Changi
24h 30m
1 stop
PDX6:30 pmPortland
Nov 18
PDX1:00 pmPortland
26h 55m
2 stops
SIN7:55 amSingapore Changi

EVA Air flights from Singapore to Portland

Our best EVA Air deals on Singapore to Portland flight tickets
EVA Air
Aug 15
SIN1:10 pmSingapore Changi
35h 35m
2 stops
PDX9:45 amPortland
Aug 22
PDX9:30 pmPortland
25h 20m
2 stops
SIN1:50 pmSingapore Changi
EVA Air
Aug 16
SIN3:10 pmSingapore Changi
37h 40m
2 stops
PDX1:50 pmPortland
Aug 23
PDX2:30 pmPortland
30h 30m
2 stops
SIN12:00 pmSingapore Changi

See travel insights to Portland from

How to get the cheapest flight ticket from Singapore to Portland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Singapore and Portland?

What is the cheapest month to fly to Portland?

The cheapest month to fly to Portland from Singapore is in June. Flight prices, which tend to average around $1,069, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in June, then you should wait until August to fly from Singapore, when ticket prices are also cheap, with an average price of $1,085.

What is the cheapest day to depart on your flight to Portland?

The cheapest day to depart on your flight to Portland is on a Wednesday when prices can be found for as low as $1,013. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Portland is Sunday, with ticket prices averaging around $1,415.

What is the cheapest time of day to depart on your flight to Portland?

The cheapest time of day to fly to Portland is in the evening when flights can be purchased for as low as $1,016. In the morning is when there is more demand to fly to Portland, so prices are often more expensive at around $1,277 per ticket.

Can stopping save me money on Singapore to Portland flights?

You could potentially save up to 1% on your flight if you consider stops on a Singapore to Portland flight.

How have Singapore to Portland flight prices changed over time?

As of July 2025, prices for Singapore to Portland flights are approximately 22% cheaper when compared to flights at the same time last year.

When to book flights from Singapore to Portland

Are you open to changing your travel dates? Check out the ideal times to fly from Singapore to Portland according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Singapore to Portland (SIN to PDX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Singapore to Portland

Best Price Found

$544

Fastest flight time

18h 55m

Direct flights

None

Airports in Portland

1 airport
The best one-way flight to Portland from Singapore in the past 72 hours is $544. The best round-trip flight deal from Singapore to Portland found on momondo in the last 72 hours is $851.
The fastest flight from Singapore to Portland takes 18h 55m
There are no direct flights from Singapore to Portland. Popular non-direct route for this connection is Singapore Changi Airport - Portland Airport.
There is 1 airport near Portland: Portland (PDX)

  • How far is Singapore Changi to Portland by plane?

    A flight from Singapore Changi to Portland will travel around 8130.5 mi. In terms of flight time, this usually takes a little over 18h 55m.

  • When did momondo last update prices for flights from Singapore Changi Airport to Portland Airport?

    Prices for flights from Singapore Changi Airport to Portland Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Singapore Changi Airport to Portland Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Singapore Changi Airport to Portland Airport.

  • What documentation or ID do you need to fly to Portland Airport?

    The necessary travel and health documents for your Portland Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.


Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Lincoln City
Seaside
Cannon Beach
Salem
Vancouver
Astoria
Long Beach
Depoe Bay
Rockaway Beach
Beaverton
Hood River
Gresham
Hillsboro
Tigard
McMinnville
Longview
Pacific City
Manzanita
The Dalles
Clackamas

Why use momondo?

Why should I use momondo to find a flight deal from Singapore to Portland?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Singapore to Portland for you.

Can I find flights from Singapore to Portland with flexible booking policies on momondo?

All flight searches from Singapore to Portland on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Singapore to Portland?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Portland from Singapore.

I’m not ready to book a flight from Singapore to Portland right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Portland, momondo offers a useful price alert feature which will track prices for flights to Portland from Singapore and alert you when they change.


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1 adult
mar. 7/8
mar. 7/15

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