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Ko Phi Phi

$428+ Cheap flights from Seattle (SEA) to Ko Phi Phi, Thailand

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/21. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HKT
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Ko Phi Phi are usually found in January or March, booked 64 days in advance, depart on a Thursday or Saturday and return on a Monday

Cheap flight deals from Seattle to Ko Phi Phi

Keep the following information in mind while searching for Seattle to Ko Phi Phi flight deals. Data was last updated May 1, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$623
(FlightHub)

One-way from

$460
(Booking.com)

Popular in

June

Cheapest in

January

Average price

$1,054
Provider with most accurate pricing for Seattle/Tacoma Intl-Phuket City flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Phuket City flights.
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From Seattle/Tacoma Intl to Ko Phi Phi
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One-way flight from Seattle/Tacoma Intl to Ko Phi Phi
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Highest demand for flights based on searches. 15% potential increase in price ($207 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($40 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find flight deals from Seattle to Ko Phi Phi

Cheapest flights from Seattle to Ko Phi Phi
Explore the most affordable flight options available from Seattle to Ko Phi Phi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This FlightHub deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/210:15 amSEA - HKT
1 stop32h 50mSingapore Airlines
Fri 10/3110:05 amHKT - SEA
1 stop36h 05mSingapore Airlines
Deal found 4/29$618
This Expedia deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/103:40 pmSEA - HKT
2 stops26h 55mMultiple Airlines
Mon 11/249:50 pmHKT - SEA
2 stops30h 30mMultiple Airlines
Deal found 4/30$817
This oojo deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/812:50 pmSEA - HKT
1 stop19h 20mKorean Air
Mon 5/1911:25 pmHKT - SEA
1 stop25h 15mKorean Air
Deal found 4/30$837
This Delta deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2012:25 pmSEA - HKT
1 stop19h 45mDelta
Wed 11/511:20 pmHKT - SEA
1 stop28h 45mDelta
Deal found 4/29$878
This oojo deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/214:30 pmSEA - HKT
1 stop25h 20mQatar Airways
Thu 11/612:50 amHKT - SEA
1 stop25h 55mQatar Airways
Deal found 4/30$884
This FlightHub deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/86:15 amSEA - HKT
2 stops26h 30mChina Eastern
Mon 5/1911:05 pmHKT - SEA
2 stops31h 40mChina Eastern
Deal found 4/30$949
This SmartFares deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/912:10 amSEA - HKT
2 stops27h 50mEVA Air
Mon 11/2410:20 amHKT - SEA
2 stops22h 50mEVA Air
Deal found 4/30$979
This KAYAK deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/267:10 pmSEA - HKT
1 stop30h 10mTurkish Airlines
Mon 6/210:15 pmHKT - SEA
1 stop33h 00mTurkish Airlines
Deal found 4/29$1,042

Cheapflights Fare Finder

Customize your flight search to find flights from Seattle to Ko Phi Phi that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 1, 2025.
Use the filters below to find and compare flights from Seattle to Ko Phi Phi that are best for you.

Fly from

Seattle

Fly to

Ko Phi Phi

Route

Depart

Return

Price

SeattlePhuket City

SEA - HKT

SEAHKT

Seattle/Tacoma Intl

Tue 9/2

10:15 am-9:05 am

1 stop32h 50m

Phuket City

Fri 10/31

10:05 am-8:10 am

1 stop36h 05m

$618

SeattlePhuket City

SEA - HKT

SEAHKT

Seattle/Tacoma Intl

Sun 8/10

4:30 pm-9:35 am

2 stops27h 05m

Phuket City

Sun 8/31

9:55 pm-2:25 pm

2 stops30h 30m

$867

SeattlePhuket City

SEA - HKT

SEAHKT

Seattle/Tacoma Intl

Mon 10/20

12:25 pm-10:10 pm

1 stop19h 45m

Phuket City

Wed 11/5

11:20 pm-1:05 pm

1 stop28h 45m

$878

SeattlePhuket City

SEA - HKT

SEAHKT

Seattle/Tacoma Intl

Thu 10/23

12:50 pm-10:10 pm

1 stop19h 20m

Phuket City

Wed 11/5

11:20 pm-9:00 am

1 stop24h 40m

$882

SeattlePhuket City

SEA - HKT

SEAHKT

Seattle/Tacoma Intl

Tue 10/21

4:30 pm-7:50 am

1 stop25h 20m

Phuket City

Thu 11/6

12:50 am-11:45 am

1 stop25h 55m

$884

SeattlePhuket City

SEA - HKT

SEAHKT

Seattle/Tacoma Intl

Thu 9/11

6:15 am-10:45 pm

2 stops26h 30m

Phuket City

Fri 9/19

12:20 am-4:20 pm

2 stops30h 00m

$949

SeattlePhuket City

SEA - HKT

SEAHKT

Seattle/Tacoma Intl

Mon 9/1

1:30 am-6:30 pm

2 stops27h 00m

Phuket City

Fri 10/31

12:45 pm-7:10 pm

2 stops20h 25m

$998

SeattlePhuket City

SEA - HKT

SEAHKT

Seattle/Tacoma Intl

Mon 5/26

7:10 pm-3:20 pm

1 stop30h 10m

Phuket City

Mon 6/2

10:15 pm-5:15 pm

1 stop33h 00m

$1,042

SeattlePhuket City

SEA - HKT

SEAHKT

Seattle/Tacoma Intl

Tue 10/21

10:15 am-2:10 pm

1 stop37h 55m

$428

SeattlePhuket City

SEA - HKT

SEAHKT

Seattle/Tacoma Intl

Mon 10/20

4:30 pm-9:35 am

2 stops27h 05m

$431

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 19 results
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Best time to book a flight from Seattle to Ko Phi Phi

Have a flexible travel schedule? Discover the best time to fly to Ko Phi Phi from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Ko Phi Phi

How far ahead should I book a flight from Seattle to Ko Phi Phi?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Ko Phi Phi. Price data was last updated on April 25, 2025.

Booking 64 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to Ko Phi Phi. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Seattle to Ko Phi Phi?

Currently, September is the cheapest month in which you can book a flight from Seattle to Ko Phi Phi (average of $1,104). Flying from Seattle to Ko Phi Phi in December is currently the most expensive (average of $1,759). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to K33?

Find hourly flight availability from Seattle to Ko Phi Phi. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2025.

When flying from Seattle to Ko Phi Phi, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Seattle to Ko Phi Phi?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Ko Phi Phi. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Seattle to Ko Phi Phi flight should consider departing on Thursday mornings when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Ko Phi Phi by month

Plan your trip to Ko Phi Phi by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ko Phi Phi ranges from 1.2 - 16.1 inches per month. September is typically the wettest month, when rainfall can reach 16.1 in. January is typically the driest time to visit Ko Phi Phi when rainfall is around 1.2 in.

Temperature in Ko Phi Phi by month

Plan your trip to Ko Phi Phi by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ko Phi Phi, use this chart to help with planning. For those seeking warmer temperatures, March is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 80.6 F).

Reviews of airlines servicing Ko Phi Phi

Get insights into the airlines that provide service to Ko Phi Phi. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ko Phi Phi. Reviews last updated May 1, 2025.
Get a feel of what it's like to fly with EVA Air, Korean Air and Singapore Airlines from Seattle to Ko Phi Phi by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,186 reviews

Food

8.1

Boarding

8.4

Crew

8.6

Entertainment

8.0

Comfort

8.3

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
EVA Air
8.4
Very good
1,186 reviews
EVA Air
8.4
Very good
1,186 reviews

Food

8.1

Boarding

8.4

Crew

8.6

Entertainment

8.0

Comfort

8.3

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Korean Air
8.4
Very good
1,068 reviews
EVA Air
8.4
Very good
1,186 reviews

Food

8.1

Boarding

8.4

Crew

8.6

Entertainment

8.0

Comfort

8.3

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Singapore Airlines
8.1
Very good
1,292 reviews
EVA Air
8.4
Very good
1,186 reviews

Food

8.1

Boarding

8.4

Crew

8.6

Entertainment

8.0

Comfort

8.3

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Delta
8.0
Very good
7,934 reviews
EVA Air
8.4
Very good
1,186 reviews

Food

8.1

Boarding

8.4

Crew

8.6

Entertainment

8.0

Comfort

8.3

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Cathay Pacific
7.5
Good
855 reviews
EVA Air
8.4
Very good
1,186 reviews

Food

8.1

Boarding

8.4

Crew

8.6

Entertainment

8.0

Comfort

8.3

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

Related info for your journey

Find useful and relevant information for your journey from Seattle to Ko Phi Phi. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Seattle to Ko Phi Phi?

    For a flight from Seattle to Ko Phi Phi, you will be flying from Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 11.4 mi from the center of the city. Seattle/Tacoma Intl is the only Seattle airport and it handles 0 outbound flights to Ko Phi Phi per day. 5 airlines have flights to Ko Phi Phi from Seattle/Tacoma Intl on a regular basis.

  • What are the cheapest airlines to fly from Seattle to Ko Phi Phi one-way?

    To fly one-way, consider booking your trip with Korean Air, which is currently one of the cheapest options available, starting at $576. Qatar Airways flights start at $729 while deals on Cathay Pacific start at $731 one-way.

  • Can I find deals for flights from Seattle to Ko Phi Phi that include hotel bookings?

    Yes. In addition to deals on Seattle to Ko Phi Phi flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Ko Phi Phi?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Ko Phi Phi.

  • Can I find deals for business class flights from Seattle to Ko Phi Phi?

    Yes. Cheapflights offers flight deals from Seattle to Ko Phi Phi by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Ko Phi Phi?

    Currently, September is the cheapest month in which you can book a flight from Seattle to Ko Phi Phi (average of $1,104). Flying from Seattle to Ko Phi Phi in December is currently the most expensive (average of $1,759). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 5 airlines flying from Seattle to Ko Phi Phi

Discover the top 5 airlines that operate flights from Seattle to Ko Phi Phi. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$685Average$939FlexibilityNo cancel feeOn-time81%
Korean AirCheapest$834Average$1,057FlexibilityNo cancel feeOn-time81%
DeltaCheapest$861Average$1,233FlexibilityNo cancel feeOn-timeN/A
Qatar AirwaysCheapest$924Average$1,305FlexibilityNo cancel feeOn-time68%
EVA AirCheapest$1,014Average$1,090FlexibilityNo cancel feeOn-time74%

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