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Cheap flights from Singapore to Portland from $595

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 7/7. 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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0 bags

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Find the cheapest flights from Singapore to Portland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
8:50 am - 2:41 pm
SIN
-
PDX
21h 51m
1 stop
Air Canada Logo
3:15 pm - 7:00 am
PDX
-
SIN
23h 45m
1 stop
$980Air Canada
Sat, Nov 21 - Sun, Dec 6
Multiple Airlines Logo
1:45 pm - 9:25 am
SIN
-
PDX
34h 40m
2 stops
Multiple Airlines Logo
5:41 pm - 12:35 pm
PDX
-
SIN
27h 54m
2 stops
$1,028Multiple Airlines
Fri, Sep 25 - Sat, Sep 26
Multiple Airlines Logo
1:45 pm - 8:18 am
SIN
-
PDX
33h 33m
2 stops
Multiple Airlines Logo
7:22 pm - 12:35 pm
PDX
-
SIN
26h 13m
2 stops
$1,029Multiple Airlines
Thu, Sep 10 - Sat, Sep 12
Air Canada Logo
8:50 am - 8:46 pm
SIN
-
PDX
27h 56m
1 stop
Air Canada Logo
7:30 am - 7:00 am
PDX
-
SIN
31h 30m
2 stops
$1,034Air Canada
Sat, Nov 21 - Sun, Dec 6
Air Canada Logo
8:50 am - 12:54 am
SIN
-
PDX
32h 04m
2 stops
Air Canada Logo
7:30 am - 7:00 am
PDX
-
SIN
31h 30m
2 stops
$1,039Air Canada
Sat, Nov 21 - Sun, Dec 6
Multiple Airlines Logo
2:25 pm - 10:44 pm
SIN
-
PDX
24h 19m
2 stops
Multiple Airlines Logo
5:35 pm - 1:05 pm
PDX
-
SIN
27h 30m
2 stops
$1,075Multiple Airlines
Sun, Nov 22 - Mon, Dec 7
Multiple Airlines Logo
1:45 pm - 9:02 am
SIN
-
PDX
34h 17m
2 stops
Multiple Airlines Logo
7:38 pm - 12:35 pm
PDX
-
SIN
25h 57m
2 stops
$1,094Multiple Airlines
Tue, Jul 21 - Thu, Jul 23
STARLUX Airlines Logo
2:00 pm - 10:01 pm
SIN
-
PDX
23h 01m
2 stops
STARLUX Airlines Logo
5:41 pm - 12:50 pm
PDX
-
SIN
28h 09m
2 stops
$1,116STARLUX Airlines
Wed, Sep 16 - Sun, Sep 20
STARLUX Airlines Logo
2:00 pm - 7:50 pm
SIN
-
PDX
20h 50m
2 stops
STARLUX Airlines Logo
5:41 pm - 12:50 pm
PDX
-
SIN
28h 09m
2 stops
$1,117STARLUX Airlines
Wed, Sep 16 - Sun, Sep 20
STARLUX Airlines Logo
2:00 pm - 10:01 pm
SIN
-
PDX
23h 01m
2 stops
STARLUX Airlines Logo
5:41 pm - 12:50 pm
PDX
-
SIN
28h 09m
2 stops
$1,118STARLUX Airlines
Wed, Sep 16 - Sun, Sep 20

STARLUX Airlines flights from Singapore to Portland

Our best STARLUX Airlines deals on Singapore to Portland flight tickets
STARLUX Airlines
Sep 16
SIN2:00 pmSingapore Changi
23h 01m
2 stops
PDX10:01 pmPortland
Sep 20
PDX5:41 pmPortland
28h 09m
2 stops
SIN12:50 pmSingapore Changi
$1,116
STARLUX Airlines
Sep 16
SIN2:00 pmSingapore Changi
20h 50m
2 stops
PDX7:50 pmPortland
Sep 20
PDX5:41 pmPortland
28h 09m
2 stops
SIN12:50 pmSingapore Changi
$1,117
STARLUX Airlines
Sep 16
SIN2:00 pmSingapore Changi
23h 01m
2 stops
PDX10:01 pmPortland
Sep 20
PDX5:41 pmPortland
28h 09m
2 stops
SIN12:50 pmSingapore Changi
$1,118

United Airlines flights from Singapore to Portland

Our best United Airlines deals on Singapore to Portland flight tickets
United Airlines
Sep 16
SIN8:45 amSingapore Changi
24h 34m
1 stop
PDX6:19 pmPortland
Sep 20
PDX11:15 amPortland
28h 00m
1 stop
SIN6:15 amSingapore Changi
$1,446
United Airlines
Sep 16
SIN8:45 amSingapore Changi
29h 08m
2 stops
PDX10:53 pmPortland
Sep 20
PDX1:03 pmPortland
26h 12m
1 stop
SIN6:15 amSingapore Changi
$1,448
United Airlines
Jul 21
SIN8:45 amSingapore Changi
31h 05m
1 stop
PDX12:50 amPortland
Jul 23
PDX7:00 amPortland
20h 35m
1 stop
SIN6:35 pmSingapore Changi
$1,487

momondo Fare Finder

 
Customize 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, momondo users made 832,500 searches. Data last updated May 27, 2026.
Use the filters below to find and compare flights from Singapore to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Sat 11/21

8:50 am-2:41 pm

1 stop21h 51m

Portland

Sun 12/6

3:15 pm-7:00 am

1 stop23h 45m

$980

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Fri 9/25

1:45 pm-9:25 am

2 stops34h 40m

Portland

Sat 9/26

5:41 pm-12:35 pm

2 stops27h 54m

$1,028

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Thu 9/10

1:45 pm-8:18 am

2 stops33h 33m

Portland

Sat 9/12

7:22 pm-12:35 pm

2 stops26h 13m

$1,029

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Sat 11/21

8:50 am-8:46 pm

1 stop27h 56m

Portland

Sun 12/6

7:30 am-7:00 am

2 stops31h 30m

$1,034

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Sat 11/21

8:50 am-12:54 am

2 stops32h 04m

Portland

Sun 12/6

7:30 am-7:00 am

2 stops31h 30m

$1,039

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Sun 11/22

2:25 pm-10:44 pm

2 stops24h 19m

Portland

Mon 12/7

5:35 pm-1:05 pm

2 stops27h 30m

$1,075

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Tue 7/21

1:45 pm-9:02 am

2 stops34h 17m

Portland

Thu 7/23

7:38 pm-12:35 pm

2 stops25h 57m

$1,094

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Wed 9/16

2:00 pm-10:01 pm

2 stops23h 01m

Portland

Sun 9/20

5:41 pm-12:50 pm

2 stops28h 09m

$1,116

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Wed 9/16

2:00 pm-7:50 pm

2 stops20h 50m

Portland

Sun 9/20

5:41 pm-12:50 pm

2 stops28h 09m

$1,117

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Wed 9/16

2:00 pm-10:01 pm

2 stops23h 01m

Portland

Sun 9/20

5:41 pm-12:50 pm

2 stops28h 09m

$1,118

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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

Can stopping save me money on Singapore to Portland flights?

You could potentially save up to 32% on your flight if you consider stops on a Singapore to Portland flight.

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

Fastest flight time

33h 33m

Direct flights

None
The fastest flight from Singapore to Portland takes 33h 33m
There are no direct flights from Singapore to Portland. There are no popular flight routes from Singapore to Portland.
Search flight deals

Frequently asked questions about flying from Singapore to Portland

  • 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 33h 33m.

  • 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
Vancouver
Salem
Astoria
Long Beach
Rockaway Beach
Beaverton
Depoe Bay
Hillsboro
Tigard
Hood River
Longview
Troutdale
Newberg
The Dalles
McMinnville
Gresham
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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