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Cheap flights from Portland to Singapore from $453

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
2:10 pm - 10:25 amPDX  Portland-SIN Singapore Changi
28h 15m2 stops Seattle/Tacoma Intl Manila Ninoy Aquino Intl
Multiple Airlines Logo
10:30 am - 5:23 pmSIN  Singapore Changi-PDX Portland
22h 53m2 stops Incheon Intl Seattle/Tacoma Intl
$1,033Multiple Airlines
Mon, Nov 9 - Mon, Nov 23
Multiple Airlines Logo
2:00 pm - 10:25 amPDX  Portland-SIN Singapore Changi
28h 25m2 stops Seattle/Tacoma Intl Manila Ninoy Aquino Intl
Multiple Airlines Logo
11:10 pm - 2:41 pmSIN  Singapore Changi-PDX Portland
31h 31m2 stops Incheon Intl Vancouver Intl
$1,055Multiple Airlines
Sun, Feb 7 - Sat, Feb 13
Multiple Airlines Logo
8:22 am - 5:00 amPDX  Portland-SIN Singapore Changi
28h 38m2 stops Seattle/Tacoma Intl Incheon Intl
Multiple Airlines Logo
11:10 pm - 3:21 pmSIN  Singapore Changi-PDX Portland
32h 11m2 stops Incheon Intl Seattle/Tacoma Intl
$1,060Multiple Airlines
Wed, Nov 25 - Wed, Dec 9
Air Canada Logo
7:10 pm - 12:45 amPDX  Portland-SIN Singapore Changi
38h 35m2 stops Vancouver Intl Tokyo Narita
Air Canada Logo
11:55 pm - 6:30 pmSIN  Singapore Changi-PDX Portland
33h 35m2 stops Tokyo Narita Vancouver Intl
$1,082Air Canada
Sun, Apr 18 - Sat, Apr 24
Air Canada Logo
10:00 am - 7:00 amPDX  Portland-SIN Singapore Changi
29h 00m1 stop Vancouver Intl
Air Canada Logo
8:40 am - 9:26 amSIN  Singapore Changi-PDX Portland
16h 46m1 stop Vancouver Intl
$1,114Air Canada
Thu, Nov 12 - Thu, Nov 26
Air Canada Logo
6:55 am - 5:00 amPDX  Portland-SIN Singapore Changi
31h 05m2 stops Vancouver Intl Incheon Intl
Air Canada Logo
6:15 am - 8:45 pmSIN  Singapore Changi-PDX Portland
29h 30m2 stops Tokyo Narita Vancouver Intl
$1,115Air Canada
Sat, Apr 17 - Sun, Apr 25
United Airlines Logo
5:35 am - 8:15 pmPDX  Portland-SIN Singapore Changi
22h 40m1 stop San Francisco
United Airlines Logo
10:10 am - 2:37 pmSIN  Singapore Changi-PDX Portland
20h 27m1 stop San Francisco
$1,291United Airlines
Tue, Nov 3 - Tue, Nov 17
United Airlines Logo
5:35 am - 8:15 pmPDX  Portland-SIN Singapore Changi
22h 40m1 stop San Francisco
United Airlines Logo
10:20 pm - 10:18 amSIN  Singapore Changi-PDX Portland
27h 58m1 stop San Francisco
$1,291United Airlines
Tue, Nov 3 - Tue, Nov 17
Singapore Airlines Logo
3:15 pm - 12:55 pmPDX  Portland-SIN Singapore Changi
29h 40m2 stops Vancouver Intl Hong Kong Intl
Singapore Airlines Logo
8:30 am - 2:41 pmSIN  Singapore Changi-PDX Portland
22h 11m2 stops Incheon Intl Vancouver Intl
$2,349Singapore Airlines
Sat, Feb 20 - Sat, Feb 27
Singapore Airlines Logo
7:10 pm - 12:55 pmPDX  Portland-SIN Singapore Changi
25h 45m2 stops Vancouver Intl Hong Kong Intl
Singapore Airlines Logo
9:20 am - 2:41 pmSIN  Singapore Changi-PDX Portland
21h 21m2 stops Shanghai Pu Dong Vancouver Intl
$4,816Singapore Airlines
Sun, Jan 3 - Tue, Feb 2

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Korean Air flights from Portland to Singapore

Our best Korean Air deals on Portland to Singapore flight tickets
Korean Air
Nov 29
PDX7:35 pmPortland
41h 25m
2 stops
SIN5:00 amSingapore Changi
Dec 6
SIN10:30 pmSingapore Changi
34h 49m
2 stops
PDX5:19 pmPortland
$1,138
Korean Air
Nov 4
PDX7:15 amPortland
25h 00m
2 stops
SIN12:15 amSingapore Changi
Nov 8
SIN10:30 pmSingapore Changi
34h 41m
2 stops
PDX5:11 pmPortland
$1,162
Korean Air
Feb 4
PDX6:40 amPortland
25h 35m
2 stops
SIN12:15 amSingapore Changi
Feb 16
SIN10:30 pmSingapore Changi
29h 38m
2 stops
PDX12:08 pmPortland
$1,164

Japan Airlines flights from Portland to Singapore

Our best Japan Airlines deals on Portland to Singapore flight tickets
Japan Airlines
Dec 2
PDX7:00 amPortland
25h 50m
2 stops
SIN12:50 amSingapore Changi
Dec 8
SIN2:20 amSingapore Changi
37h 08m
2 stops
PDX11:28 pmPortland
$1,132
Japan Airlines
Jan 21
PDX7:00 amPortland
25h 50m
2 stops
SIN12:50 amSingapore Changi
Feb 11
SIN8:15 amSingapore Changi
29h 06m
2 stops
PDX9:21 pmPortland
$1,135
Japan Airlines
Jan 21
PDX9:31 amPortland
23h 19m
2 stops
SIN12:50 amSingapore Changi
Feb 11
SIN8:15 amSingapore Changi
29h 06m
2 stops
PDX9:21 pmPortland
$1,137

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

Mon 11/9

2:10 pm-10:25 am

2 stops28h 15m

Singapore Changi

Mon 11/23

10:30 am-5:23 pm

2 stops22h 53m

$1,033

PortlandSingapore

PDX Portland - SIN Singapore Changi

PDXSIN

Portland

Sun 2/7

2:00 pm-10:25 am

2 stops28h 25m

Singapore Changi

Sat 2/13

11:10 pm-2:41 pm

2 stops31h 31m

$1,055

PortlandSingapore

PDX Portland - SIN Singapore Changi

PDXSIN

Portland

Wed 11/25

8:22 am-5:00 am

2 stops28h 38m

Singapore Changi

Wed 12/9

11:10 pm-3:21 pm

2 stops32h 11m

$1,060

PortlandSingapore

PDX Portland - SIN Singapore Changi

PDXSIN

Portland

Sun 4/18

7:10 pm-12:45 am

2 stops38h 35m

Singapore Changi

Sat 4/24

11:55 pm-6:30 pm

2 stops33h 35m

$1,082

PortlandSingapore

PDX Portland - SIN Singapore Changi

PDXSIN

Portland

Thu 11/12

10:00 am-7:00 am

1 stop29h 00m

Singapore Changi

Thu 11/26

8:40 am-9:26 am

1 stop16h 46m

$1,114

PortlandSingapore

PDX Portland - SIN Singapore Changi

PDXSIN

Portland

Sat 4/17

6:55 am-5:00 am

2 stops31h 05m

Singapore Changi

Sun 4/25

6:15 am-8:45 pm

2 stops29h 30m

$1,115
Quickest round-trip

PortlandSingapore

PDX Portland - SIN Singapore Changi

PDXSIN

Portland

Tue 11/3

5:35 am-8:15 pm

1 stop22h 40m

Singapore Changi

Tue 11/17

10:10 am-2:37 pm

1 stop20h 27m

$1,291

PortlandSingapore

PDX Portland - SIN Singapore Changi

PDXSIN

Portland

Tue 11/3

5:35 am-8:15 pm

1 stop22h 40m

Singapore Changi

Tue 11/17

10:20 pm-10:18 am

1 stop27h 58m

$1,291

PortlandSingapore

PDX Portland - SIN Singapore Changi

PDXSIN

Portland

Sat 2/20

3:15 pm-12:55 pm

2 stops29h 40m

Singapore Changi

Sat 2/27

8:30 am-2:41 pm

2 stops22h 11m

$2,349

PortlandSingapore

PDX Portland - SIN Singapore Changi

PDXSIN

Portland

Sun 1/3

7:10 pm-12:55 pm

2 stops25h 45m

Singapore Changi

Tue 2/2

9:20 am-2:41 pm

2 stops21h 21m

$4,816

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 $1,113 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 4% 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

$453

Fastest flight time

19h 50m

Direct flights

None
The best one-way flight to Singapore from Portland in the past 72 hours is $453. The best round-trip flight deal from Portland to Singapore found on momondo in the last 72 hours is $1,033.
The fastest flight from Portland to Singapore takes 19h 50m
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
1,628 reviews
Search Singapore Airlines flights
Air CanadaPriceFrom $820Free CancellationRating
7.1
11,782 reviews
Search Air Canada flights
United AirlinesPriceFrom $1,024Free CancellationRating
7.3
10,387 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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