What is the cheapest airline that flies from Seattle/Tacoma Intl to Phuket?

Asiana Airlines, Singapore Airlines, and Delta are the most popular carriers operating from Seattle/Tacoma Intl to Phuket

What airlines fly to Phuket?

Singapore Airlines, Korean Air and EVA Air are the top three most popular airlines that fly to Phuket from Seattle according to our data. Singapore Airlines is the first choice among our users, with 53% of people opting to fly with this airline when traveling to Phuket. Keep in mind that there are 5 different airlines that fly to Phuket on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Phuket?

Prices for flights from Seattle/Tacoma Intl Airport to Phuket were last updated today.

How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Phuket?

As of September 2025, there are 5 operators available to choose from for flights from Seattle/Tacoma Intl Airport to Phuket.

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Phuket?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Phuket.

What documentation or ID do you need to fly to Phuket?

The necessary travel and health documents for your Phuket trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$351 Cheap Flights from Seattle to Phuket in 2025/26

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Find the cheapest flights from Seattle to Phuket

Round-trip

One-way

Last minute

Cheap round-trip flights

8:45 am - 7:50 amSEA-HKT

32h 05m1 stop

11:05 am - 7:10 amHKT-SEA

35h 05m1 stop

$508Singapore Airlines

Find Deal

Fri, Jan 23 - Fri, Feb 6

8:45 am - 7:25 pmSEA-HKT

19h 40m1 stop

8:40 am - 7:10 amHKT-SEA

37h 30m1 stop

$532Singapore Airlines

Find Deal

Thu, Feb 5 - Sat, Feb 14

2:15 pm - 8:15 pmSEA-HKT

40h 00m1 stop

10:45 pm - 1:55 pmHKT-SEA

30h 10m1 stop

$679Asiana Airlines

Find Deal

Tue, Oct 21 - Fri, Nov 7

12:10 am - 9:35 pmSEA-HKT

30h 25m1 stop

10:55 pm - 1:55 pmHKT-SEA

30h 00m1 stop

$687Asiana Airlines

Find Deal

Mon, Feb 16 - Sat, Feb 28

5:30 pm - 10:10 amSEA-HKT

26h 40m2 stops

11:05 am - 7:10 amHKT-SEA

35h 05m1 stop

$722

Find Deal

Wed, Oct 29 - Wed, Nov 5

12:00 pm - 10:10 pmSEA-HKT

20h 10m1 stop

11:40 pm - 9:00 amHKT-SEA

24h 20m1 stop

$754Korean Air

Find Deal

Wed, Oct 29 - Wed, Nov 5

9:30 pm - 10:00 pmSEA-HKT

33h 30m2 stops

6:30 am - 6:40 pmHKT-SEA

27h 10m2 stops

$766

Find Deal

Sun, Nov 16 - Thu, Nov 27

12:15 pm - 10:10 pmSEA-HKT

19h 55m1 stop

11:40 pm - 2:20 pmHKT-SEA

28h 40m1 stop

$795Delta

Find Deal

Mon, Oct 20 - Tue, Oct 28

12:50 pm - 10:10 pmSEA-HKT

19h 20m1 stop

11:40 pm - 9:00 amHKT-SEA

24h 20m1 stop

$799Korean Air

Find Deal

Tue, Oct 21 - Tue, Nov 4

12:15 pm - 10:10 pmSEA-HKT

19h 55m1 stop

11:40 pm - 2:20 pmHKT-SEA

28h 40m1 stop

$803Delta

Find Deal

Mon, Oct 20 - Wed, Oct 29

Singapore Airlines flights from Seattle to Phuket

Our best Singapore Airlines deals on Seattle to Phuket flight tickets

Singapore Airlines

Jan 23

SEA8:45 amSeattle/Tacoma Intl

32h 05m

1 stop

HKT7:50 amPhuket City

Feb 6

HKT11:05 amPhuket City

35h 05m

1 stop

SEA7:10 amSeattle/Tacoma Intl

$508

Find similar

Singapore Airlines

Feb 5

SEA8:45 amSeattle/Tacoma Intl

19h 40m

1 stop

HKT7:25 pmPhuket City

Feb 14

HKT8:40 amPhuket City

37h 30m

1 stop

SEA7:10 amSeattle/Tacoma Intl

$532

Find similar

Singapore Airlines

Feb 24

SEA8:45 amSeattle/Tacoma Intl

32h 05m

1 stop

HKT7:50 amPhuket City

Mar 4

HKT10:05 amPhuket City

36h 05m

1 stop

SEA7:10 amSeattle/Tacoma Intl

$593

Find similar

Asiana Airlines flights from Seattle to Phuket

Our best Asiana Airlines deals on Seattle to Phuket flight tickets

Asiana Airlines

Oct 21

SEA2:15 pmSeattle/Tacoma Intl

40h 00m

1 stop

HKT8:15 pmPhuket City

Nov 7

HKT10:45 pmPhuket City

30h 10m

1 stop

SEA1:55 pmSeattle/Tacoma Intl

$679

Find similar

Asiana Airlines

Feb 16

SEA12:10 amSeattle/Tacoma Intl

30h 25m

1 stop

HKT9:35 pmPhuket City

Feb 28

HKT10:55 pmPhuket City

30h 00m

1 stop

SEA1:55 pmSeattle/Tacoma Intl

$687

Find similar

Asiana Airlines

Oct 28

SEA12:10 amSeattle/Tacoma Intl

31h 00m

1 stop

HKT9:10 pmPhuket City

Nov 5

HKT10:45 pmPhuket City

30h 10m

1 stop

SEA1:55 pmSeattle/Tacoma Intl

$698

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SeattlePhuket City

SEA - HKT

SEAHKT

Seattle/Tacoma Intl

Fri 1/23

8:45 am-7:50 am

1 stop32h 05m

Phuket City

Fri 2/6

11:05 am-7:10 am

1 stop35h 05m

$508

SeattlePhuket City

SEA - HKT

SEAHKT

Seattle/Tacoma Intl

Thu 2/5

8:45 am-7:25 pm

1 stop19h 40m

Phuket City

Sat 2/14

8:40 am-7:10 am

1 stop37h 30m

$532

SeattlePhuket City

SEA - HKT

SEAHKT

Seattle/Tacoma Intl

Tue 10/21

2:15 pm-8:15 pm

1 stop40h 00m

Phuket City

Fri 11/7

10:45 pm-1:55 pm

1 stop30h 10m

$679

SeattlePhuket City

SEA - HKT

SEAHKT

Seattle/Tacoma Intl

Mon 2/16

12:10 am-9:35 pm

1 stop30h 25m

Phuket City

Sat 2/28

10:55 pm-1:55 pm

1 stop30h 00m

$687

SeattlePhuket City

SEA - HKT

SEAHKT

Seattle/Tacoma Intl

Wed 10/29

5:30 pm-10:10 am

2 stops26h 40m

Phuket City

Wed 11/5

11:05 am-7:10 am

1 stop35h 05m

$722

SeattlePhuket City

SEA - HKT

SEAHKT

Seattle/Tacoma Intl

Wed 10/29

12:00 pm-10:10 pm

1 stop20h 10m

Phuket City

Wed 11/5

11:40 pm-9:00 am

1 stop24h 20m

$754

SeattlePhuket City

SEA - HKT

SEAHKT

Seattle/Tacoma Intl

Sun 11/16

9:30 pm-10:00 pm

2 stops33h 30m

Phuket City

Thu 11/27

6:30 am-6:40 pm

2 stops27h 10m

$766

SeattlePhuket City

SEA - HKT

SEAHKT

Seattle/Tacoma Intl

Mon 10/20

12:15 pm-10:10 pm

1 stop19h 55m

Phuket City

Tue 10/28

11:40 pm-2:20 pm

1 stop28h 40m

$795

SeattlePhuket City

SEA - HKT

SEAHKT

Seattle/Tacoma Intl

Tue 10/21

12:50 pm-10:10 pm

1 stop19h 20m

Phuket City

Tue 11/4

11:40 pm-9:00 am

1 stop24h 20m

$799

SeattlePhuket City

SEA - HKT

SEAHKT

Seattle/Tacoma Intl

Mon 10/20

12:15 pm-10:10 pm

1 stop19h 55m

Phuket City

Wed 10/29

11:40 pm-2:20 pm

1 stop28h 40m

$803

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Seattle to Phuket

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

Prices

Airlines

What is the cheapest month to fly to Phuket?

The cheapest month to fly to Phuket from Seattle is in November. Flight prices, which tend to average around $839, are often lower during this time because this is during the off-season. If you aren’t able to travel to Phuket during the month of November, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $842.

What is the cheapest day to depart on your flight to Phuket?

The cheapest day to depart from Seattle to Phuket is on a Thursday when prices can be found for as low as $1,004. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around $1,334. These prices are subject to change though, so be sure to set up a Price Alert for flights to Phuket.

What is the cheapest time of day to depart on your flight to Phuket?

Our data shows that the cheapest Seattle to Phuket flights are usually those with departure times in the morning. Our users have found flights to Phuket in the morning for as low as $1,033. In the afternoon is when there is more demand to fly to Phuket, so prices are often more expensive at around $1,383 per ticket.

How far in advance should I book a flight to Phuket?

You are more likely to see cheaper flights to Phuket from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Phuket for around $1,013 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Phuket from Seattle for as low as $828 on momondo.

Cheap Seattle to Phuket flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Phuket

Direct flights	None

There are no direct flights from Seattle to Phuket. There are no popular flight routes from Seattle to Phuket.

Search flight deals

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Phuket?
Prices for flights from Seattle/Tacoma Intl Airport to Phuket were last updated today.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Phuket?
As of September 2025, there are 5 operators available to choose from for flights from Seattle/Tacoma Intl Airport to Phuket.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Phuket?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Phuket.
What documentation or ID do you need to fly to Phuket?
The necessary travel and health documents for your Phuket trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Seattle to Phuket

Compare and see reviews for airlines that fly from Seattle to Phuket with momondo

Airline	Rating	Free Cancellation	Price
Singapore Airlines	PriceFrom $635	Free Cancellation	Rating 8.1 1,365 reviews	Search Singapore Airlines flights
Korean Air	PriceFrom $834	Free Cancellation	Rating 8.4 1,139 reviews	Search Korean Air flights
Delta	PriceFrom $835	Free Cancellation	Rating 7.9 7,954 reviews	Search Delta flights
Qatar Airways	PriceFrom $896	Free Cancellation	Rating 7.4 3,624 reviews	Search Qatar Airways flights
EVA Air	PriceFrom $1,000	Free Cancellation	Rating 8.4 1,236 reviews	Search EVA Air flights

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Phuket?

Finding the right flight to Phuket from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Phuket quick and easy, saving you time and money.

Can I find flights from Seattle to Phuket with flexible booking policies on momondo?

Flights from Seattle to Phuket with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Seattle to Phuket?

momondo helps you find the best flight between Seattle and Phuket by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are not ready to book a flight from Seattle to Phuket now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Phuket and let you know when they change.