$1,068+ Cheap flights from St. Louis (STL) to Ko Phi Phi, Thailand
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
STL — HKT
Oct 4 — Oct 111
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Ko Phi Phi with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from St. Louis to Ko Phi Phi
Cheapest
Best
Last-minute
One-way
Cheapest flights from St. Louis to Ko Phi PhiExplore the most affordable flight options available from St. Louis to Ko Phi Phi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 4, 2026.
Explore the most affordable flight options available from St. Louis to Ko Phi Phi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 4, 2026.
This Etihad Airways deal was found by Cheapflights users on 8/30. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:00 am -
2 stops30h 50m
Wed 9/169:20 pm -
2 stops39h 07m
Deal found 8/30![Multiple Airlines logo]()
$1,068
This Ovago deal was found by Cheapflights users on 8/30. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/19:56 am -
2 stops31h 19m
Tue 12/82:40 am -
2 stops31h 27m
Deal found 8/30![Etihad Airways logo]()
$1,096
This Ovago deal was found by Cheapflights users on 8/30. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/101:54 pm -
2 stops52h 46m
Wed 9/163:20 pm -
2 stops53h 00m
Deal found 8/30![Etihad Airways logo]()
$1,111
This SmartFares deal was found by Cheapflights users on 9/1. 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.
Wed 10/217:02 am -
2 stops46h 18m
Sun 11/16:50 pm -
2 stops42h 09m
Deal found 9/1![Multiple Airlines logo]()
$1,124
This Cathay Pacific deal was found by Cheapflights users on 9/1. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/45:00 am -
2 stops41h 50m
Mon 10/1911:50 am -
2 stops42h 26m
Deal found 9/1![Multiple Airlines logo]()
$1,141
This Ovago deal was found by Cheapflights users on 9/2. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/175:00 am -
2 stops30h 50m
Sat 10/243:20 pm -
2 stops54h 09m
Deal found 9/2![Etihad Airways logo]()
$1,161
This SmartFares deal was found by Cheapflights users on 9/2. 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.
Thu 10/227:02 am -
2 stops39h 48m
Tue 10/2712:20 pm -
2 stops47h 39m
Deal found 9/2![Multiple Airlines logo]()
$1,171
This Gurufare deal was found by Cheapflights users on 9/3. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/295:29 pm -
2 stops59h 16m
Sun 12/66:50 pm -
2 stops40h 25m
Deal found 9/3![Cathay Pacific logo]()
$1,200
This Cathay Pacific deal was found by Cheapflights users on 9/1. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:00 am -
2 stops40h 50m
Mon 9/216:20 pm -
2 stops36h 18m
Deal found 9/1![Cathay Pacific logo]()
$1,230
This Cathay Pacific deal was found by Cheapflights users on 9/4. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/711:31 am -
2 stops35h 19m
Sat 10/1711:50 am -
2 stops47h 56m
Deal found 9/4![Multiple Airlines logo]()
$1,247
This Gurufare deal was found by Cheapflights users on 9/1. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/65:27 pm -
2 stops53h 23m
Sat 10/1711:50 am -
2 stops47h 56m
Deal found 9/1![Cathay Pacific logo]()
$1,249
Best flights from St. Louis to Ko Phi PhiDiscover carefully curated flight deals from St. Louis to Ko Phi Phi that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 4, 2026.
Discover carefully curated flight deals from St. Louis to Ko Phi Phi that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 4, 2026.
This Etihad Airways deal was found by Cheapflights users on 8/30. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:00 am -
2 stops30h 50m
Wed 9/169:20 pm -
2 stops39h 07m
Deal found 8/30![Multiple Airlines logo]()
$1,068
This Ovago deal was found by Cheapflights users on 8/30. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/101:54 pm -
2 stops52h 46m
Wed 9/163:20 pm -
2 stops53h 00m
Deal found 8/30![Etihad Airways logo]()
$1,111
This Cathay Pacific deal was found by Cheapflights users on 9/1. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:00 am -
2 stops40h 50m
Mon 9/216:20 pm -
2 stops36h 18m
Deal found 9/1![Cathay Pacific logo]()
$1,230
This Cathay Pacific deal was found by Cheapflights users on 9/4. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/711:31 am -
2 stops35h 19m
Sat 10/1711:50 am -
2 stops47h 56m
Deal found 9/4![Multiple Airlines logo]()
$1,247
This KAYAK deal was found by Cheapflights users on 9/2. 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.
Wed 10/711:31 am -
2 stops41h 49m
Sat 10/1711:50 am -
2 stops47h 56m
Deal found 9/2![Cathay Pacific logo]()
$1,251
This KAYAK deal was found by Cheapflights users on 8/31. 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.
Tue 10/65:00 am -
2 stops41h 50m
Sat 10/1711:50 am -
2 stops47h 56m
Deal found 8/31![Cathay Pacific logo]()
$1,251
Last-minute flights from St. Louis to Ko Phi PhiDiscover last-minute flight deals from St. Louis to Ko Phi Phi. Data last updated September 4, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Ko Phi Phi. Data last updated September 4, 2026 and is based on user searches.
This Etihad Airways deal was found by Cheapflights users on 8/30. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:00 am -
2 stops30h 50m
Wed 9/169:20 pm -
2 stops39h 07m
Deal found 8/30![Multiple Airlines logo]()
$1,068
This Ovago deal was found by Cheapflights users on 8/30. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/101:54 pm -
2 stops52h 46m
Wed 9/163:20 pm -
2 stops53h 00m
Deal found 8/30![Etihad Airways logo]()
$1,111
This Cathay Pacific deal was found by Cheapflights users on 9/1. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:00 am -
2 stops40h 50m
Mon 9/216:20 pm -
2 stops36h 18m
Deal found 9/1![Cathay Pacific logo]()
$1,230
This Cathay Pacific deal was found by Cheapflights users on 9/1. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/45:00 am -
2 stops41h 50m
Mon 10/1911:50 am -
2 stops42h 26m
Deal found 9/1![Multiple Airlines logo]()
$1,141
This Gurufare deal was found by Cheapflights users on 9/1. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/65:27 pm -
2 stops53h 23m
Sat 10/1711:50 am -
2 stops47h 56m
Deal found 9/1![Cathay Pacific logo]()
$1,249
This Cathay Pacific deal was found by Cheapflights users on 9/4. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/711:31 am -
2 stops35h 19m
Sat 10/1711:50 am -
2 stops47h 56m
Deal found 9/4![Multiple Airlines logo]()
$1,247
This Ovago deal was found by Cheapflights users on 9/2. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/175:00 am -
2 stops30h 50m
Sat 10/243:20 pm -
2 stops54h 09m
Deal found 9/2![Etihad Airways logo]()
$1,161
This SmartFares deal was found by Cheapflights users on 9/1. 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.
Wed 10/217:02 am -
2 stops46h 18m
Sun 11/16:50 pm -
2 stops42h 09m
Deal found 9/1![Multiple Airlines logo]()
$1,124
This SmartFares deal was found by Cheapflights users on 9/2. 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.
Thu 10/227:02 am -
2 stops39h 48m
Tue 10/2712:20 pm -
2 stops47h 39m
Deal found 9/2![Multiple Airlines logo]()
$1,171
One-way flights from St. Louis to Ko Phi PhiSearch for one-way flight options from St. Louis to Ko Phi Phi. Find affordable one-way fares based on user searches. Data last updated September 4, 2026.
Search for one-way flight options from St. Louis to Ko Phi Phi. Find affordable one-way fares based on user searches. Data last updated September 4, 2026.
This FlightHub deal was found by Cheapflights users on 9/3. 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 9/248:55 am -
2 stops37h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$1,147
Find flight deals from St. Louis to Ko Phi Phi
Keep the following information in mind while searching for St. Louis to Ko Phi Phi flight deals. Data was last updated September 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,096 (Ovago) |
Popular in | June |
Cheapest in | March |
Average price | $1,209 |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis 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 7,457,451 searches. Data last updated September 4, 2026.
Use the filters below to find and compare flights from St. Louis to Ko Phi Phi that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisPhuket City
STL Lambert-St Louis - HKT Phuket City
STLHKT
Lambert-St Louis
Thu 9/10
5:00 am-11:50 pm
2 stops30h 50m
Phuket City
Wed 9/16
9:20 pm-12:27 am
2 stops39h 07m
$1,068
St. LouisPhuket City
STL Lambert-St Louis - HKT Phuket City
STLHKT
Lambert-St Louis
Thu 9/10
1:54 pm-6:40 am
2 stops52h 46m
Phuket City
Wed 9/16
3:20 pm-8:20 am
2 stops53h 00m
$1,111
Quickest round-trip
St. LouisPhuket City
STL Lambert-St Louis - HKT Phuket City
STLHKT
Lambert-St Louis
Thu 9/24
8:55 am-10:50 am
2 stops37h 55m
Phuket City
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$1,147
St. LouisPhuket City
STL Lambert-St Louis - HKT Phuket City
STLHKT
Lambert-St Louis
Thu 9/17
6:00 am-10:50 am
2 stops40h 50m
Phuket City
Mon 9/21
6:20 pm-6:38 pm
2 stops36h 18m
$1,230
St. LouisPhuket City
STL Lambert-St Louis - HKT Phuket City
STLHKT
Lambert-St Louis
Wed 10/7
11:31 am-10:50 am
2 stops35h 19m
Phuket City
Sat 10/17
11:50 am-11:46 pm
2 stops47h 56m
$1,247
St. LouisPhuket City
STL Lambert-St Louis - HKT Phuket City
STLHKT
Lambert-St Louis
Wed 10/7
11:31 am-5:20 pm
2 stops41h 49m
Phuket City
Sat 10/17
11:50 am-11:46 pm
2 stops47h 56m
$1,251
St. LouisPhuket City
STL Lambert-St Louis - HKT Phuket City
STLHKT
Lambert-St Louis
Tue 10/6
5:00 am-10:50 am
2 stops41h 50m
Phuket City
Sat 10/17
11:50 am-11:46 pm
2 stops47h 56m
$1,251
Sorted by cheapest first
Best time to book a flight from St. Louis to Ko Phi Phi
Have a flexible travel schedule? Discover the best time to fly to Ko Phi Phi from St. Louis with our price prediction graph.
STL-HKT
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 St. Louis to Ko Phi Phi
STL-K33
STL-HKT
No data available for this route at this time. Please check back soon.
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 September 4, 2026.
Read through reviews of airlines operating flights from St. Louis to Ko Phi Phi, such as Cathay Pacific. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.5
Food
7.3
Overall
7.6
Crew
8.1
Boarding
7.9
Entertainment
7.7
Reviews
1 / 20
10.0
ExcellentErnest,Jun 2026
SFO - HKG
Comfort
7.5
Food
7.3
Overall
7.6
Crew
8.1
Boarding
7.9
Entertainment
7.7
Reviews
1 / 20
10.0
ExcellentErnest,Jun 2026
SFO - HKG
Related info for your journey
Find useful and relevant information for your journey from St. Louis 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.
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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for St. Louis to Ko Phi Phi
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Complete your trip
Complete your trip to Ko Phi Phi by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from St. Louis to Ko Phi Phi by cabin class
Find flights from St. Louis to Ko Phi Phi, based on your preferred cabin class, be it economy, premium economy, business, or first class.
St. Louis and Ko Phi Phi flights
Browse other St. Louis and Ko Phi Phi flight options. Last updated on September 4, 2026.
Other flights from St. Louis
Browse through other flights departing from St. Louis. Flights are based on user searches made on Cheapflights and were last updated on September 4, 2026.
Popular flight searches
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St. Louis to Ko Phi Phi flights
Consider these flights traveling from St. Louis to Ko Phi Phi.
Top airline flying from St. Louis to Ko Phi Phi
Discover the top airline that operate flights from St. Louis 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 7,457,451 searches. Data last updated September 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$927 | Average$1,171 | FlexibilityNo cancel fee | On-time72% |