RM 1,341 Find Cheap Flights from Seattle 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 Seattle to Southeast Asia departing on 31/1. 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.
1 adult
1 adult, Economy

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 Seattle 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 Seattle to Southeast Asia, as well as popular online travel agencies
Travellers love KAYAK
41,299,237 searches in the past 7 days on KAYAK

Save 23% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Free to useThere are no hidden charges or fees.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Flight Deals
Booking Insights
Flight Deals

Best Southeast Asia Flight Deals from Seattle

Cheapest return prices found by our users on KAYAK in the last 72 hours
Kuala Lumpur
Kuala Lumpur1 stopRM 2,374
Kota Kinabalu
Kota Kinabalu1 stopRM 5,241
Kuching
Kuching2 stopsRM 4,556
Penang
Penang1 stopRM 2,127
Kuala Lumpur
Kuala Lumpur1 stopRM 2,374
Kota Kinabalu
Kota Kinabalu1 stopRM 5,241
Kuching
Kuching2 stopsRM 4,556
Penang
Penang1 stopRM 2,127

Cheap Flights from Seattle to Southeast Asia

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Seattle 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.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Seattle to Southeast Asia

Thu, 29 Jan - Fri, 6 Feb
Singapore Airlines Logo
08:45 - 20:25SEA-PEN
19h 40m1 stop
Singapore Airlines Logo
10:10 - 07:10PEN-SEA
37h 00m1 stop
RM 2,127Singapore Airlines
Find Deal
Tue, 3 Feb - Sat, 7 Feb
Singapore Airlines Logo
08:45 - 13:55SEA-KUL
37h 10m1 stop
Singapore Airlines Logo
20:30 - 07:10KUL-SEA
26h 40m1 stop
RM 2,374Singapore Airlines
Find Deal
Sun, 12 Oct - Sat, 25 Oct
Philippine Airlines Logo
23:35 - 15:25SEA-KUL
24h 50m1 stop
Philippine Airlines Logo
02:25 - 19:35KUL-SEA
32h 10m1 stop
RM 2,673Philippine Airlines
Find Deal
Tue, 28 Oct - Wed, 10 Dec
Korean Air Logo
12:00 - 22:20SEA-KUL
19h 20m1 stop
Korean Air Logo
23:55 - 09:00KUL-SEA
25h 05m1 stop
RM 3,139Korean Air
Find Deal
Wed, 10 Sep - Sun, 28 Sep
United Airlines Logo
15:19 - 10:10SEA-KUL
27h 51m2 stops
United Airlines Logo
14:15 - 14:25KUL-SEA
39h 10m1 stop
RM 3,165United Airlines
Find Deal
Tue, 9 Sep - Tue, 30 Sep
ANA Logo
16:30 - 06:00SEA-KUL
22h 30m1 stop
ANA Logo
14:15 - 14:25KUL-SEA
39h 10m1 stop
RM 3,177ANA
Find Deal
Tue, 28 Oct - Mon, 8 Dec
Korean Air Logo
12:00 - 22:20SEA-KUL
19h 20m1 stop
Korean Air Logo
23:55 - 14:45KUL-SEA
30h 50m2 stops
RM 3,186Korean Air
Find Deal
Thu, 30 Oct - Tue, 11 Nov
ANA Logo
16:40 - 06:45SEA-KUL
23h 05m1 stop
ANA Logo
14:15 - 13:20KUL-SEA
39h 05m1 stop
RM 3,190ANA
Find Deal
Mon, 27 Oct - Tue, 11 Nov
United Airlines Logo
19:28 - 10:20SEA-KUL
23h 52m2 stops
United Airlines Logo
20:30 - 18:25KUL-SEA
37h 55m2 stops
RM 3,207United Airlines
Find Deal
Sun, 12 Oct - Sun, 26 Oct
Philippine Airlines Logo
23:35 - 15:25SEA-KUL
24h 50m1 stop
Philippine Airlines Logo
11:45 - 19:35KUL-SEA
22h 50m1 stop
RM 3,446Philippine Airlines
Find Deal
Booking Insights

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

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

What is the cheapest Seattle to Southeast Asia flight route?

Data is based on round-trip flight searches on KAYAK over the past month.

The cheapest ticket to Southeast Asia from Seattle found in the last 72 hours was to Manila, at RM 3,049 return. The most popular route is from Seattle (SEA) to Singapore (SIN), and the cheapest round-trip airline ticket found on this route in the last 72 hours was RM 5,493.

Can I save money by flying with a stopover from Seattle to Southeast Asia?

The average return price for all direct flights, flights with one stopover, and flights with two stopovers for the route found by users searching on KAYAK in the last 2 weeks.

No, with an average price for the route of RM 3,131, prices are generally cheapest when you fly direct.

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

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Seattle 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 Seattle to Southeast Asia is October, when tickets cost RM 3,555 (return) on average. On the other hand, the most expensive months are December and May, when the average cost of return tickets is RM 7,258 and RM 5,287 respectively.

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

The average price of all round-trip flights from Seattle to Southeast Asia clicked on KAYAK for each day over the last 12 months.

If you are looking for a flight deal from Seattle to Southeast Asia, look for departures on Mondays and avoid leaving on a Thursday, as it's usually the priciest day. When flying back from Southeast Asia, Monday is the cheapest day to fly and Sunday is the most expensive.

How far in advance should I book a flight from Seattle 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 Seattle 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 a flight from Seattle to Southeast Asia, you should book around 3 weeks before departure, which saves you about 21% compared to booking last-minute. For the absolute cheapest price, our data suggests you should book 26 weeks before departure.

Good to know

Low seasonMay
Cheapest flightRM 1,341
Best time to beat the crowds but there is an average 1% increase in price.
Most popular time to fly and prices are also 6% lower on average.
Flight from Seattle to Kuala Lumpur Airport

FAQs - booking Southeast Asia flights

  • How does KAYAK find such low prices on flights from Seattle 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 Seattle to Southeast Asia.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Seattle 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 Seattle 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 Seattle 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 Seattle 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 Seattle to Southeast Asia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

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

    The cheapest time of day to fly to Southeast Asia is generally in the morning, when retur flights cost RM 1,436 on average. Morning departures are around 20% cheaper than evening flights, on average. The most expensive time of day to fly to Southeast Asia is generally in the evening, which is peak travel time and where the average cost of a ticket is RM 1,805.

Everything you need to know for your flight to Southeast Asia

Information on your arrival and departure airports

Not what you’re looking for? Find thousands of other hotels, flights, car hires and package deals with KAYAK.