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Cheap flights from Singapore to Portland from $597

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 8/20. 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

Recent round-trip flight deals from Singapore to Portland

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
7:10 pm - 7:00 am
PDX
-
SIN
19h 50m
1 stop
$925Air Canada
Tue, Nov 17 - Wed, Dec 2
Multiple Airlines Logo
8:50 am - 5:38 pm
SIN
-
PDX
24h 48m
2 stops
Multiple Airlines Logo
7:10 pm - 7:00 am
PDX
-
SIN
19h 50m
1 stop
$979Multiple Airlines
Tue, Nov 17 - Wed, Dec 2
Air Canada Logo
8:50 am - 6:31 pm
SIN
-
PDX
25h 41m
1 stop
Air Canada Logo
3:15 pm - 4:55 am
PDX
-
SIN
45h 40m
2 stops
$980Air Canada
Thu, Nov 5 - Mon, Nov 9
Air Canada Logo
9:00 pm - 6:31 pm
SIN
-
PDX
37h 31m
2 stops
Air Canada Logo
10:00 am - 4:55 am
PDX
-
SIN
26h 55m
2 stops
$982Air Canada
Thu, Nov 5 - Mon, Nov 9
Multiple Airlines Logo
8:50 am - 5:38 pm
SIN
-
PDX
24h 48m
2 stops
Multiple Airlines Logo
7:10 pm - 4:55 am
PDX
-
SIN
41h 45m
2 stops
$985Multiple Airlines
Tue, Nov 17 - Wed, Dec 2
Multiple Airlines Logo
1:45 pm - 10:58 pm
SIN
-
PDX
24h 13m
2 stops
Multiple Airlines Logo
9:32 pm - 12:35 pm
PDX
-
SIN
24h 03m
2 stops
$1,023Multiple Airlines
Mon, Sep 7 - Mon, Sep 21
Multiple Airlines Logo
11:55 pm - 6:31 pm
SIN
-
PDX
34h 36m
2 stops
Multiple Airlines Logo
7:10 pm - 7:00 am
PDX
-
SIN
19h 50m
1 stop
$1,071Multiple Airlines
Mon, Nov 16 - Tue, Dec 1
STARLUX Airlines Logo
2:45 pm - 7:41 pm
SIN
-
PDX
20h 56m
2 stops
STARLUX Airlines Logo
5:35 pm - 1:25 pm
PDX
-
SIN
27h 50m
2 stops
$1,077STARLUX Airlines
Mon, Nov 16 - Tue, Dec 1
Multiple Airlines Logo
1:45 pm - 9:47 am
SIN
-
PDX
35h 02m
2 stops
Multiple Airlines Logo
5:36 pm - 12:35 pm
PDX
-
SIN
27h 59m
2 stops
$1,106Multiple Airlines
Sat, Jun 6 - Fri, Jun 26
Multiple Airlines Logo
1:45 pm - 9:47 am
SIN
-
PDX
35h 02m
2 stops
Multiple Airlines Logo
5:36 pm - 12:35 pm
PDX
-
SIN
27h 59m
2 stops
$1,108Multiple Airlines
Sat, Jun 6 - Fri, Jun 26

Air Canada flights from Singapore to Portland

Our best Air Canada deals on Singapore to Portland flight tickets
Air Canada
Nov 17
SIN8:50 amSingapore Changi
21h 51m
1 stop
PDX2:41 pmPortland
Dec 2
PDX7:10 pmPortland
19h 50m
1 stop
SIN7:00 amSingapore Changi
$925
Air Canada
Nov 5
SIN8:50 amSingapore Changi
25h 41m
1 stop
PDX6:31 pmPortland
Nov 9
PDX3:15 pmPortland
45h 40m
2 stops
SIN4:55 amSingapore Changi
$980
Air Canada
Nov 5
SIN9:00 pmSingapore Changi
37h 31m
2 stops
PDX6:31 pmPortland
Nov 9
PDX10:00 amPortland
26h 55m
2 stops
SIN4:55 amSingapore Changi
$982

United Airlines flights from Singapore to Portland

Our best United Airlines deals on Singapore to Portland flight tickets
United Airlines
Nov 5
SIN10:20 pmSingapore Changi
18h 34m
1 stop
PDX12:54 amPortland
Nov 9
PDX1:39 pmPortland
26h 21m
1 stop
SIN8:00 amSingapore Changi
$1,402
United Airlines
Sep 16
SIN8:45 amSingapore Changi
26h 59m
1 stop
PDX8:44 pmPortland
Sep 20
PDX1:03 pmPortland
26h 12m
1 stop
SIN6:15 amSingapore Changi
$1,444
United Airlines
Sep 16
SIN8:45 amSingapore Changi
26h 59m
1 stop
PDX8:44 pmPortland
Sep 20
PDX1:03 pmPortland
26h 12m
1 stop
SIN6:15 amSingapore Changi
$1,445

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 21, 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

Tue 11/17

8:50 am-2:41 pm

1 stop21h 51m

Portland

Wed 12/2

7:10 pm-7:00 am

1 stop19h 50m

$925

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Tue 11/17

8:50 am-5:38 pm

2 stops24h 48m

Portland

Wed 12/2

7:10 pm-7:00 am

1 stop19h 50m

$979

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Thu 11/5

8:50 am-6:31 pm

1 stop25h 41m

Portland

Mon 11/9

3:15 pm-4:55 am

2 stops45h 40m

$980

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Thu 11/5

9:00 pm-6:31 pm

2 stops37h 31m

Portland

Mon 11/9

10:00 am-4:55 am

2 stops26h 55m

$982

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Tue 11/17

8:50 am-5:38 pm

2 stops24h 48m

Portland

Wed 12/2

7:10 pm-4:55 am

2 stops41h 45m

$985

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Mon 9/7

1:45 pm-10:58 pm

2 stops24h 13m

Portland

Mon 9/21

9:32 pm-12:35 pm

2 stops24h 03m

$1,023

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Mon 11/16

11:55 pm-6:31 pm

2 stops34h 36m

Portland

Tue 12/1

7:10 pm-7:00 am

1 stop19h 50m

$1,071

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Mon 11/16

2:45 pm-7:41 pm

2 stops20h 56m

Portland

Tue 12/1

5:35 pm-1:25 pm

2 stops27h 50m

$1,077

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Sat 6/6

1:45 pm-9:47 am

2 stops35h 02m

Portland

Fri 6/26

5:36 pm-12:35 pm

2 stops27h 59m

$1,106

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Sat 6/6

1:45 pm-9:47 am

2 stops35h 02m

Portland

Fri 6/26

5:36 pm-12:35 pm

2 stops27h 59m

$1,108

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.

Cheap Singapore to Portland flight deals and tips

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

Fastest flight time

22h 28m

Direct flights

None
The fastest flight from Singapore to Portland takes 22h 28m
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

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

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

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

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

    The travel and health documents required for your trip to Portland Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Portland Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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
Longview
Hood River
Troutdale
Newberg
The Dalles
Manzanita
Gresham
McMinnville

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Singapore to Portland. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Portland from Singapore on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential Singapore to Portland flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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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Sat 6/20
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