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Ko Phi Phi

$449+ 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 8/3. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HKT
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Ko Phi Phi are usually found in March or October, 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 June 12, 2025.

Round-trip from

$592
(FlightHub)

One-way from

$449
(Mytrip)

Popular in

August

Cheapest in

March

Average price

$1,531
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. 12% potential increase in price ($156 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 June 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 June 12, 2025.

This FlightHub deal was found by Cheapflights users on 6/11. 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 stop19h 05mSingapore Airlines
Fri 10/318:40 amHKT - SEA
1 stop37h 30mSingapore Airlines
Deal found 6/11$592
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/75:30 amSEA - HKT
2 stops27h 15mMultiple Airlines
Sun 9/2111:15 amHKT - SEA
2 stops21h 21mMultiple Airlines
Deal found 6/10$740
This oojo deal was found by Cheapflights users on 6/11. 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 9/1112:50 pmSEA - HKT
1 stop41h 00mKorean Air
Tue 9/2311:25 pmHKT - SEA
1 stop25h 15mKorean Air
Deal found 6/11$843
This FlightHub deal was found by Cheapflights users on 6/10. 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.
Sun 9/218:37 amSEA - HKT
2 stops36h 13mCathay Pacific
Tue 9/3011:50 amHKT - SEA
2 stops37h 48mCathay Pacific
Deal found 6/10$917
This FlightHub deal was found by Cheapflights users on 6/10. 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 9/47:28 amSEA - HKT
2 stops25h 17mChina Eastern
Mon 9/1512:20 amHKT - SEA
2 stops30h 39mChina Eastern
Deal found 6/10$951
This FlightHub deal was found by Cheapflights users on 6/11. 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 11/1112:10 amSEA - HKT
2 stops23h 00mEVA Air
Mon 11/1712:45 pmHKT - SEA
2 stops20h 25mEVA Air
Deal found 6/11$963
This oojo deal was found by Cheapflights users on 6/12. 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.
Wed 11/123:40 pmSEA - HKT
1 stop24h 10mQatar Airways
Mon 11/178:30 pmHKT - SEA
1 stop30h 15mQatar Airways
Deal found 6/12$1,024
This Delta deal was found by Cheapflights users on 6/10. 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.
Sat 7/512:45 pmSEA - HKT
1 stop19h 25mDelta
Sun 7/1311:25 pmHKT - SEA
1 stop28h 35mDelta
Deal found 6/10$1,082

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 June 12, 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-7:20 pm

1 stop19h 05m

Phuket City

Fri 10/31

8:40 am-8:10 am

1 stop37h 30m

$592

SeattlePhuket City

SEA - HKT

SEAHKT

Seattle/Tacoma Intl

Sun 9/7

5:30 am-10:45 pm

2 stops27h 15m

Phuket City

Sun 9/21

11:15 am-6:36 pm

2 stops21h 21m

$740

SeattlePhuket City

SEA - HKT

SEAHKT

Seattle/Tacoma Intl

Tue 8/26

1:20 pm-7:55 pm

1 stop40h 35m

Phuket City

Tue 9/2

9:15 pm-10:40 am

1 stop27h 25m

$844

SeattlePhuket City

SEA - HKT

SEAHKT

Seattle/Tacoma Intl

Thu 9/4

7:28 am-10:45 pm

2 stops25h 17m

Phuket City

Mon 9/15

12:20 am-4:59 pm

2 stops30h 39m

$951

SeattlePhuket City

SEA - HKT

SEAHKT

Seattle/Tacoma Intl

Wed 9/10

1:30 am-9:15 pm

2 stops29h 45m

Phuket City

Tue 9/23

7:35 am-7:30 pm

2 stops25h 55m

$963

SeattlePhuket City

SEA - HKT

SEAHKT

Seattle/Tacoma Intl

Sat 7/5

12:45 pm-10:10 pm

1 stop19h 25m

Phuket City

Sun 7/13

11:25 pm-2:00 pm

1 stop28h 35m

$1,082

SeattlePhuket City

SEA - HKT

SEAHKT

Seattle/Tacoma Intl

Sun 6/22

4:30 pm-6:50 pm

1 stop36h 20m

Phuket City

Wed 7/2

8:25 pm-12:45 pm

1 stop30h 20m

$1,227

SeattlePhuket City

SEA - HKT

SEAHKT

Seattle/Tacoma Intl

Sun 6/22

11:44 am-10:50 am

2 stops33h 06m

Phuket City

Wed 7/2

11:50 am-7:05 pm

2 stops45h 15m

$1,241

SeattlePhuket City

SEA - HKT

SEAHKT

Seattle/Tacoma Intl

Tue 8/26

11:25 pm-7:40 am

2 stops42h 15m

Phuket City

Mon 9/1

12:55 am-10:10 pm

2 stops35h 15m

$2,556

SeattlePhuket City

SEA - HKT

SEAHKT

Seattle/Tacoma Intl

Fri 8/22

5:15 pm-12:00 pm

1 stop28h 45m

Phuket City

Sat 8/30

11:55 pm-1:25 pm

1 stop27h 30m

$19,823

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Showing 1-10 of 16 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 June 9, 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 June 12, 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 June 12, 2025.
EVA Air
8.4
Very good
1,202 reviews

Boarding

8.4

Food

8.1

Crew

8.6

Comfort

8.3

Overall

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
EVA Air
8.4
Very good
1,202 reviews
EVA Air
8.4
Very good
1,202 reviews

Boarding

8.4

Food

8.1

Crew

8.6

Comfort

8.3

Overall

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Korean Air
8.4
Very good
1,088 reviews
EVA Air
8.4
Very good
1,202 reviews

Boarding

8.4

Food

8.1

Crew

8.6

Comfort

8.3

Overall

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Singapore Airlines
8.1
Very good
1,302 reviews
EVA Air
8.4
Very good
1,202 reviews

Boarding

8.4

Food

8.1

Crew

8.6

Comfort

8.3

Overall

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Delta
8.0
Very good
7,950 reviews
EVA Air
8.4
Very good
1,202 reviews

Boarding

8.4

Food

8.1

Crew

8.6

Comfort

8.3

Overall

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Cathay Pacific
7.6
Good
892 reviews
EVA Air
8.4
Very good
1,202 reviews

Boarding

8.4

Food

8.1

Crew

8.6

Comfort

8.3

Overall

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

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 $537. Qatar Airways flights start at $780 while deals on EVA Air start at $875 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$692Average$965FlexibilityNo cancel feeOn-time81%
Korean AirCheapest$834Average$1,035FlexibilityNo cancel feeOn-time81%
DeltaCheapest$861Average$1,196FlexibilityNo cancel feeOn-timeN/A
Qatar AirwaysCheapest$924Average$1,210FlexibilityNo cancel feeOn-time68%
EVA AirCheapest$1,008Average$1,090FlexibilityNo cancel feeOn-time74%

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