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S$ 548 Find Cheap Flights from Portland to Southeast Asia

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Portland to Southeast Asia departing on 28-4. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
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KAYAK searches hundreds of travel sites at once for deals on flights to Southeast Asia

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Portland to Southeast Asia, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Portland to Southeast Asia, as well as popular online travel agencies
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Best Southeast Asia Flight Deals from Portland

Cheapest return prices found by our users on KAYAK in the last 72 hours

Singapore
Singapore1 stopS$ 946

Cheap Flight Deals from Portland to Southeast Asia (PDX-zzYJX)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Portland to Southeast Asia that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Recent return flight deals from Portland to Southeast Asia

Recommended return flight deals departing in the coming months from the most popular airlines that fly from Portland to Southeast Asia.
Discover the best prices for you by selecting your travel dates on KAYAK.
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15:25 - 07:05PDX-SIN
24h 40m1 stop
09:10 - 14:46SIN-PDX
20h 36m1 stop
S$ 946Air Canada
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Thu, 4 Sep - Thu, 25 Sep
06:15 - 05:00PDX-SIN
31h 45m2 stops
09:10 - 22:56SIN-PDX
28h 46m1 stop
S$ 955Air Canada
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Thu, 4 Sep - Thu, 25 Sep
19:40 - 00:50PDX-SIN
38h 10m2 stops
09:10 - 14:40SIN-PDX
20h 30m1 stop
S$ 1,005
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Sun, 11 May - Thu, 29 May
15:25 - 00:50PDX-SIN
42h 25m2 stops
09:10 - 18:45SIN-PDX
24h 35m1 stop
S$ 1,038
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Sat, 10 May - Tue, 10 Jun
07:23 - 05:00PDX-SIN
30h 37m2 stops
22:30 - 20:52SIN-PDX
37h 22m2 stops
S$ 1,194Delta
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Sun, 4 May - Sat, 10 May
20:00 - 05:00PDX-SIN
42h 00m2 stops
07:30 - 20:52SIN-PDX
28h 22m2 stops
S$ 1,201Delta
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Thu, 8 May - Thu, 15 May
06:00 - 18:25PDX-SIN
21h 25m1 stop
09:00 - 15:05SIN-PDX
21h 05m1 stop
S$ 1,227United Airlines
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Fri, 18 Apr - Sat, 3 May
06:00 - 18:25PDX-SIN
21h 25m1 stop
09:00 - 21:00SIN-PDX
27h 00m2 stops
S$ 1,233United Airlines
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Fri, 18 Apr - Sat, 3 May
07:40 - 23:40PDX-SIN
25h 00m2 stops
01:10 - 16:08SIN-PDX
29h 58m2 stops
S$ 1,245Korean Air
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Thu, 8 May - Wed, 14 May
07:40 - 23:40PDX-SIN
25h 00m2 stops
01:10 - 17:33SIN-PDX
31h 23m2 stops
S$ 1,246Korean Air
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Thu, 8 May - Wed, 14 May

KAYAK's insights & trends for Portland to Southeast Asia flights

Get data-powered insights and trends into flights from Portland to Southeast Asia to help you find the cheapest flights, the best time to fly, and much more.

What is the cheapest time of day to fly to Southeast Asia?

The average price for all round-trip flights from Portland to Southeast Asia depending on the time of departure, clicked by users on KAYAK in the last 2 weeks.
The cheapest time of day to fly to Southeast Asia is generally at night, when retur flights cost S$ 886 on average. The most expensive time of day to fly to Southeast Asia is generally in the morning, which is peak travel time and where the average cost of a ticket is S$ 1,622.

What is the cheapest month to fly from Portland to Southeast Asia?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Portland to Southeast Asia, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.
The cheapest month for flights from Portland to Southeast Asia is February, when tickets cost S$ 1,231 (return) on average. On the other hand, the most expensive months are December and July, when the average cost of return tickets is S$ 2,035 and S$ 1,972 respectively.

What’s the cheapest day of the week to fly from Portland to Southeast Asia?

The average price of all round-trip flights from Portland to Southeast Asia clicked on KAYAK for each day over the last 12 months.
If your flying dates are flexible, you should consider flying to Southeast Asia on a Tuesday, as we generally find the cheapest rates on that day for this route. On the other hand, Saturday is the most expensive day to fly from Portland to Southeast Asia. For your return ticket, we recommend flying on a Monday and avoiding Fridays for the best deals.

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

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Portland to Southeast Asia, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.
To get a below-average price on the flight from Portland to Southeast Asia, you should book around 1 week before departure. For the absolute cheapest price, our data suggests you should book 8 weeks before departure.
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Good to know

Low season

May

High season

January

Cheapest flight

S$ 548
Best time to beat the crowds but there is an average 6% increase in price.
Most popular time to fly and prices are also 7% lower on average.
Flight from Portland to Singapore

FAQs - booking Southeast Asia flights

  • How does KAYAK find such low prices on flights from Portland to Southeast Asia?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Portland to Southeast Asia.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Portland to Southeast Asia?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Portland to Southeast Asia is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Portland to Southeast Asia?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly from Portland to Southeast Asia with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Portland to Southeast Asia?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Portland to Southeast Asia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

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Everything you need to know for your flight to Southeast Asia

Information on your arrival and departure airports

Portland (PDX)

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