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Cheap flights from Portland to Singapore from $436

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Portland to Singapore

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:30 pm - 2:25 amPDX  Portland-SIN Singapore Changi
36h 55m2 stops Los Angeles Shanghai Pu Dong
Multiple Airlines Logo
12:25 am - 4:27 pmSIN  Singapore Changi-PDX Portland
32h 02m2 stops Shanghai Pu Dong Los Angeles
$1,032Multiple Airlines
Tue, Feb 23 - Mon, Mar 8
Qatar Airways Logo
8:30 am - 8:45 amPDX  Portland-SIN Singapore Changi
32h 15m2 stops Seattle/Tacoma Intl Doha Hamad Intl
Qatar Airways Logo
3:15 am - 10:44 pmSIN  Singapore Changi-PDX Portland
35h 29m2 stops Doha Hamad Intl Seattle/Tacoma Intl
$1,063Qatar Airways
Mon, Feb 1 - Sun, Feb 14
Multiple Airlines Logo
5:35 pm - 10:25 amPDX  Portland-SIN Singapore Changi
25h 50m2 stops Seattle/Tacoma Intl Manila Ninoy Aquino Intl
Multiple Airlines Logo
6:15 am - 6:25 pmSIN  Singapore Changi-PDX Portland
27h 10m2 stops Tokyo Narita Vancouver Intl
$1,063Multiple Airlines
Sun, Apr 25 - Mon, May 3
Qatar Airways Logo
9:31 am - 2:55 pmPDX  Portland-SIN Singapore Changi
37h 24m2 stops Seattle/Tacoma Intl Doha Hamad Intl
Qatar Airways Logo
3:15 am - 10:44 pmSIN  Singapore Changi-PDX Portland
35h 29m2 stops Doha Hamad Intl Seattle/Tacoma Intl
$1,063Qatar Airways
Mon, Feb 1 - Sun, Feb 14
United Airlines Logo
4:25 pm - 8:15 pmPDX  Portland-SIN Singapore Changi
35h 50m2 stops Denver Intl San Francisco
United Airlines Logo
10:20 pm - 12:54 amSIN  Singapore Changi-PDX Portland
18h 34m1 stop San Francisco
$1,146United Airlines
Sun, Nov 22 - Thu, Nov 26
United Airlines Logo
5:30 am - 8:15 pmPDX  Portland-SIN Singapore Changi
22h 45m1 stop San Francisco
United Airlines Logo
10:10 am - 9:01 pmSIN  Singapore Changi-PDX Portland
26h 51m1 stop San Francisco
$1,149United Airlines
Thu, Jan 21 - Thu, Feb 11
United Airlines Logo
5:30 am - 6:55 amPDX  Portland-SIN Singapore Changi
57h 25m2 stops San Francisco Tokyo Haneda
United Airlines Logo
10:20 pm - 12:44 amSIN  Singapore Changi-PDX Portland
18h 24m1 stop San Francisco
$1,157United Airlines
Sun, Nov 15 - Wed, Nov 25
Air Canada Logo
3:15 pm - 11:30 pmPDX  Portland-SIN Singapore Changi
40h 15m2 stops Vancouver Intl Bangkok Suvarnabhumi
Air Canada Logo
8:40 am - 9:26 amSIN  Singapore Changi-PDX Portland
16h 46m1 stop Vancouver Intl
$1,275Air Canada
Sun, Nov 22 - Thu, Nov 26
Air Canada Logo
3:15 pm - 11:15 amPDX  Portland-SIN Singapore Changi
28h 00m2 stops Vancouver Intl Bangkok Suvarnabhumi
Air Canada Logo
8:40 am - 2:41 pmSIN  Singapore Changi-PDX Portland
22h 01m1 stop Vancouver Intl
$1,392Air Canada
Tue, Dec 1 - Fri, Dec 18
Air Canada Logo
3:15 pm - 11:15 amPDX  Portland-SIN Singapore Changi
28h 00m2 stops Vancouver Intl Bangkok Suvarnabhumi
Air Canada Logo
8:40 am - 2:41 pmSIN  Singapore Changi-PDX Portland
22h 01m1 stop Vancouver Intl
$1,393Air Canada
Tue, Dec 1 - Fri, Dec 18

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Qatar Airways flights from Portland to Singapore

Our best Qatar Airways deals on Portland to Singapore flight tickets
Qatar Airways
Feb 1
PDX9:31 amPortland
37h 24m
2 stops
SIN2:55 pmSingapore Changi
Feb 14
SIN3:15 amSingapore Changi
27h 40m
2 stops
PDX2:55 pmPortland
$1,063
Qatar Airways
Apr 13
PDX10:40 amPortland
38h 05m
2 stops
SIN3:45 pmSingapore Changi
Apr 19
SIN3:15 amSingapore Changi
34h 29m
2 stops
PDX10:44 pmPortland
$1,067
Qatar Airways
Jan 21
PDX9:30 pmPortland
43h 15m
2 stops
SIN8:45 amSingapore Changi
Feb 11
SIN8:15 pmSingapore Changi
42h 29m
2 stops
PDX10:44 pmPortland
$1,097

United Airlines flights from Portland to Singapore

Our best United Airlines deals on Portland to Singapore flight tickets
United Airlines
Nov 11
PDX7:26 pmPortland
20h 34m
1 stop
SIN8:00 amSingapore Changi
Nov 23
SIN10:10 amSingapore Changi
20h 24m
1 stop
PDX2:34 pmPortland
$1,141
United Airlines
Nov 11
PDX5:30 amPortland
22h 45m
1 stop
SIN8:15 pmSingapore Changi
Nov 23
SIN10:10 amSingapore Changi
27h 03m
2 stops
PDX9:13 pmPortland
$1,146
United Airlines
Jan 21
PDX5:30 amPortland
22h 45m
1 stop
SIN8:15 pmSingapore Changi
Feb 11
SIN10:10 amSingapore Changi
26h 51m
1 stop
PDX9:01 pmPortland
$1,149

momondo Fare Finder

 
Use the filters below to find and compare flights from Portland to Singapore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandSingapore

PDX Portland - SIN Singapore Changi

PDXSIN

Portland

Tue 2/23

9:30 pm-2:25 am

2 stops36h 55m

Singapore Changi

Mon 3/8

12:25 am-4:27 pm

2 stops32h 02m

$1,032

PortlandSingapore

PDX Portland - SIN Singapore Changi

PDXSIN

Portland

Mon 2/1

8:30 am-8:45 am

2 stops32h 15m

Singapore Changi

Sun 2/14

3:15 am-10:44 pm

2 stops35h 29m

$1,063

PortlandSingapore

PDX Portland - SIN Singapore Changi

PDXSIN

Portland

Sun 4/25

5:35 pm-10:25 am

2 stops25h 50m

Singapore Changi

Mon 5/3

6:15 am-6:25 pm

2 stops27h 10m

$1,063

PortlandSingapore

PDX Portland - SIN Singapore Changi

PDXSIN

Portland

Mon 2/1

9:31 am-2:55 pm

2 stops37h 24m

Singapore Changi

Sun 2/14

3:15 am-10:44 pm

2 stops35h 29m

$1,063

PortlandSingapore

PDX Portland - SIN Singapore Changi

PDXSIN

Portland

Sun 11/22

4:25 pm-8:15 pm

2 stops35h 50m

Singapore Changi

Thu 11/26

10:20 pm-12:54 am

1 stop18h 34m

$1,146
Quickest round-trip

PortlandSingapore

PDX Portland - SIN Singapore Changi

PDXSIN

Portland

Thu 1/21

5:30 am-8:15 pm

1 stop22h 45m

Singapore Changi

Thu 2/11

10:10 am-9:01 pm

1 stop26h 51m

$1,149

PortlandSingapore

PDX Portland - SIN Singapore Changi

PDXSIN

Portland

Sun 11/15

5:30 am-6:55 am

2 stops57h 25m

Singapore Changi

Wed 11/25

10:20 pm-12:44 am

1 stop18h 24m

$1,157

PortlandSingapore

PDX Portland - SIN Singapore Changi

PDXSIN

Portland

Sun 11/22

3:15 pm-11:30 pm

2 stops40h 15m

Singapore Changi

Thu 11/26

8:40 am-9:26 am

1 stop16h 46m

$1,275

PortlandSingapore

PDX Portland - SIN Singapore Changi

PDXSIN

Portland

Tue 12/1

3:15 pm-11:15 am

2 stops28h 00m

Singapore Changi

Fri 12/18

8:40 am-2:41 pm

1 stop22h 01m

$1,392

PortlandSingapore

PDX Portland - SIN Singapore Changi

PDXSIN

Portland

Tue 12/1

3:15 pm-11:15 am

2 stops28h 00m

Singapore Changi

Fri 12/18

8:40 am-2:41 pm

1 stop22h 01m

$1,393

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 Singapore from

How to get the cheapest flight ticket from Portland to Singapore

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 cheapest month to fly to Singapore?

The month of April is, on average, the cheapest month to fly to Singapore from Portland, with most prices found around $996. If you aren’t able to travel to Singapore during the month of April, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $1,024.

How far in advance should I book a flight from Portland to Singapore?

You are more likely to see cheaper flights to Singapore from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Singapore for around $1,112 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Singapore from Portland for as low as $885 on momondo.

Can stopping save me money on Portland to Singapore flights?

You could potentially save up to 12% on your flight if you consider stops on a Portland to Singapore flight.

Cheap Portland to Singapore flight deals and tips

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

Best Price Found

$436

Fastest flight time

22h 45m

Direct flights

None
The best one-way flight to Singapore from Portland in the past 72 hours is $436. The best round-trip flight deal from Portland to Singapore found on momondo in the last 72 hours is $1,032.
The fastest flight from Portland to Singapore takes 22h 45m
There are no direct flights from Portland to Singapore. There are no popular flight routes from Portland to Singapore.
Search flight deals

Frequently asked questions about flying from Portland to Singapore

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

    Prices for flights from Portland Airport to Singapore were last updated today.

  • How many operators does momondo search for flights from Portland Airport to Singapore?

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Portland Airport to Singapore.

  • What documentation or ID do you need to fly to Singapore?

    The travel and health documents required for your trip to Singapore 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 Singapore. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Portland to Singapore

Compare and see reviews for airlines that fly from Portland to Singapore with momondo
Airline
Rating
Free Cancellation
Price
Singapore AirlinesPriceFrom $789Free CancellationRating
8.2
1,635 reviews
Search Singapore Airlines flights
Air CanadaPriceFrom $842Free CancellationRating
7.1
11,853 reviews
Search Air Canada flights
United AirlinesPriceFrom $1,024Free CancellationRating
7.3
10,458 reviews
Search United Airlines flights

Why use momondo?

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

It is quick and easy to find Portland to Singapore flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Singapore that suits you.

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

Yes. momondo allows you to filter the results for Portland to Singapore flights to just show those with flexible booking policies.

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

Once you have performed a search for Portland to Singapore flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of Portland to Singapore flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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