$587+ Cheap flights from St. Louis (STL) 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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
STL — HKT
Apr 19 — Apr 261
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
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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 March 20, 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 March 20, 2026.
This Etihad Airways deal was found by Cheapflights users on 3/20. 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.
Wed 4/19:15 am
STL
- HKT
2 stops34h 35m
Multiple Airlines
Thu 4/303:20 pm
HKT
- STL
2 stops40h 10m
Multiple Airlines
Deal found 3/20![Multiple Airlines logo]()
$982
This Etihad Airways deal was found by Cheapflights users on 3/18. 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.
Sun 5/37:00 am
STL
- HKT
2 stops28h 55m
Multiple Airlines
Sun 5/109:20 pm
HKT
- STL
2 stops34h 10m
Multiple Airlines
Deal found 3/18![Multiple Airlines logo]()
$985
This Etihad Airways deal was found by Cheapflights users on 3/17. 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.
Fri 3/207:05 am
STL
- HKT
2 stops36h 10m
Multiple Airlines
Thu 4/23:20 pm
HKT
- STL
2 stops40h 10m
Multiple Airlines
Deal found 3/17![Multiple Airlines logo]()
$987
This Billigflug deal was found by Cheapflights users on 3/19. 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 Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/28:57 am
STL
- HKT
2 stops26h 58m
Multiple Airlines
Sat 5/93:20 pm
HKT
- STL
2 stops40h 10m
Multiple Airlines
Deal found 3/19![Multiple Airlines logo]()
$1,026
This Etihad Airways deal was found by Cheapflights users on 3/15. 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.
Wed 4/297:00 am
STL
- HKT
2 stops28h 55m
Multiple Airlines
Wed 5/63:20 pm
HKT
- STL
2 stops34h 43m
Multiple Airlines
Deal found 3/15![Multiple Airlines logo]()
$1,055
This Etihad Airways deal was found by Cheapflights users on 3/17. 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.
Fri 5/17:00 am
STL
- HKT
2 stops28h 55m
Multiple Airlines
Fri 5/83:20 pm
HKT
- STL
2 stops40h 49m
Multiple Airlines
Deal found 3/17![Multiple Airlines logo]()
$1,071
This FlightHub deal was found by Cheapflights users on 3/18. 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.
Wed 10/149:47 am
STL
- HKT
2 stops33h 58m
Qatar Airways
Wed 10/219:20 am
HKT
- STL
2 stops46h 48m
Qatar Airways
Deal found 3/18![Qatar Airways logo]()
$1,133
This FlightHub deal was found by Cheapflights users on 3/20. 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 9/88:35 am
STL
- HKT
2 stops46h 15m
Qatar Airways
Sat 10/38:30 pm
HKT
- STL
2 stops35h 33m
Qatar Airways
Deal found 3/20![Qatar Airways logo]()
$1,172
This FlightHub deal was found by Cheapflights users on 3/20. 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.
Mon 4/67:00 am
STL
- HKT
2 stops42h 40m
Qatar Airways
Sat 4/189:20 am
HKT
- STL
2 stops48h 57m
Qatar Airways
Deal found 3/20![Qatar Airways logo]()
$1,286
This Qatar Airways deal was found by Cheapflights users on 3/15. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/286:41 am
STL
- HKT
2 stops37h 04m
Qatar Airways
Thu 10/18:30 pm
HKT
- STL
2 stops39h 29m
Qatar Airways
Deal found 3/15![Qatar Airways logo]()
$1,319
This EVA Air deal was found by Cheapflights users on 3/16. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/197:32 pm
STL
- HKT
3 stops31h 53m
Multiple Airlines
Fri 8/217:10 pm
HKT
- STL
3 stops35h 14m
Multiple Airlines
Deal found 3/16![Multiple Airlines logo]()
$1,384
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 March 20, 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 March 20, 2026.
This Etihad Airways deal was found by Cheapflights users on 3/20. 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.
Wed 4/19:15 am
STL
- HKT
2 stops34h 35m
Multiple Airlines
Thu 4/303:20 pm
HKT
- STL
2 stops40h 10m
Multiple Airlines
Deal found 3/20![Multiple Airlines logo]()
$982
This FlightHub deal was found by Cheapflights users on 3/16. 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.
Fri 5/299:39 am
STL
- HKT
2 stops34h 06m
Qatar Airways
Mon 6/88:30 pm
HKT
- STL
2 stops34h 51m
Qatar Airways
Deal found 3/16![Qatar Airways logo]()
$1,658
This Etihad Airways deal was found by Cheapflights users on 3/18. 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.
Sun 5/37:00 am
STL
- HKT
2 stops28h 55m
Multiple Airlines
Sun 5/109:20 pm
HKT
- STL
2 stops34h 10m
Multiple Airlines
Deal found 3/18![Multiple Airlines logo]()
$985
This Billigflug deal was found by Cheapflights users on 3/19. 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 Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/28:57 am
STL
- HKT
2 stops26h 58m
Multiple Airlines
Sat 5/93:20 pm
HKT
- STL
2 stops40h 10m
Multiple Airlines
Deal found 3/19![Multiple Airlines logo]()
$1,026
This Etihad Airways deal was found by Cheapflights users on 3/15. 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.
Wed 4/297:00 am
STL
- HKT
2 stops28h 55m
Multiple Airlines
Wed 5/63:20 pm
HKT
- STL
2 stops34h 43m
Multiple Airlines
Deal found 3/15![Multiple Airlines logo]()
$1,055
This Etihad Airways deal was found by Cheapflights users on 3/17. 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.
Fri 5/296:00 am
STL
- HKT
2 stops29h 55m
Multiple Airlines
Mon 6/89:20 pm
HKT
- STL
2 stops34h 01m
Multiple Airlines
Deal found 3/17![Multiple Airlines logo]()
$1,440
This Etihad Airways deal was found by Cheapflights users on 3/19. 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.
Wed 5/276:00 am
STL
- HKT
2 stops29h 55m
Multiple Airlines
Mon 6/12:25 am
HKT
- STL
2 stops28h 56m
Multiple Airlines
Deal found 3/19![Multiple Airlines logo]()
$1,494
This Billigflug deal was found by Cheapflights users on 3/17. 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 Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/112:27 pm
STL
- HKT
2 stops34h 23m
Multiple Airlines
Fri 5/87:35 am
HKT
- STL
3 stops27h 24m
Multiple Airlines
Deal found 3/17![Multiple Airlines logo]()
$1,750
Last-minute flights from St. Louis to Ko Phi PhiDiscover last-minute flight deals from St. Louis to Ko Phi Phi. Data last updated March 20, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Ko Phi Phi. Data last updated March 20, 2026 and is based on user searches.
This Etihad Airways deal was found by Cheapflights users on 3/17. 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.
Fri 3/207:05 am
STL
- HKT
2 stops36h 10m
Multiple Airlines
Thu 4/23:20 pm
HKT
- STL
2 stops40h 10m
Multiple Airlines
Deal found 3/17![Multiple Airlines logo]()
$987
This Etihad Airways deal was found by Cheapflights users on 3/20. 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.
Wed 4/19:15 am
STL
- HKT
2 stops34h 35m
Multiple Airlines
Thu 4/303:20 pm
HKT
- STL
2 stops40h 10m
Multiple Airlines
Deal found 3/20![Multiple Airlines logo]()
$982
This oojo deal was found by Cheapflights users on 3/18. 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 4/17:00 am
STL
- HKT
2 stops42h 40m
Qatar Airways
Thu 4/309:20 am
HKT
- STL
2 stops50h 39m
Qatar Airways
Deal found 3/18![Qatar Airways logo]()
$1,433
This Cathay Pacific deal was found by Cheapflights users on 3/18. 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 4/112:05 pm
STL
- HKT
2 stops41h 15m
Cathay Pacific
Thu 4/307:35 am
HKT
- STL
3 stops27h 24m
Cathay Pacific
Deal found 3/18![Cathay Pacific logo]()
$2,278
This FlightHub deal was found by Cheapflights users on 3/20. 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.
Mon 4/67:00 am
STL
- HKT
2 stops42h 40m
Qatar Airways
Sat 4/189:20 am
HKT
- STL
2 stops48h 57m
Qatar Airways
Deal found 3/20![Qatar Airways logo]()
$1,286
This Etihad Airways deal was found by Cheapflights users on 3/15. 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.
Wed 4/297:00 am
STL
- HKT
2 stops28h 55m
Multiple Airlines
Wed 5/63:20 pm
HKT
- STL
2 stops34h 43m
Multiple Airlines
Deal found 3/15![Multiple Airlines logo]()
$1,055
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 March 20, 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 March 20, 2026.
This IEagle deal was found by Cheapflights users on 3/17. 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 IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/512:27 pm
STL
- HKT
2 stops41h 43m
Qatar Airways
Deal found 3/17![Qatar Airways logo]()
$587
This Kiwi.com deal was found by Cheapflights users on 3/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/57:00 am
STL
- HKT
3 stops51h 30m
Multiple Airlines
Deal found 3/17![Multiple Airlines logo]()
$611
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 March 20, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $982 (Etihad Airways) |
One-way from | $587 (IEagle) |
Popular in | June |
Cheapest in | October |
Average price | $1,367 |
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 2,558,603 searches. Data last updated March 20, 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 - HKT
STLHKT
Lambert-St Louis
Wed 4/1
9:15 am-7:50 am
2 stops34h 35m
Phuket City
Thu 4/30
3:20 pm-7:30 pm
2 stops40h 10m
$982
St. LouisPhuket City
STL - HKT
STLHKT
Lambert-St Louis
Sun 5/3
7:00 am-11:55 pm
2 stops28h 55m
Phuket City
Sun 5/10
9:20 pm-7:30 pm
2 stops34h 10m
$985
St. LouisPhuket City
STL - HKT
STLHKT
Lambert-St Louis
Sat 5/2
8:57 am-11:55 pm
2 stops26h 58m
Phuket City
Sat 5/9
3:20 pm-7:30 pm
2 stops40h 10m
$1,026
St. LouisPhuket City
STL - HKT
STLHKT
Lambert-St Louis
Wed 4/29
7:00 am-11:55 pm
2 stops28h 55m
Phuket City
Wed 5/6
3:20 pm-2:03 pm
2 stops34h 43m
$1,055
St. LouisPhuket City
STL - HKT
STLHKT
Lambert-St Louis
Fri 5/29
6:00 am-11:55 pm
2 stops29h 55m
Phuket City
Mon 6/8
9:20 pm-7:21 pm
2 stops34h 01m
$1,440
Quickest round-trip
St. LouisPhuket City
STL - HKT
STLHKT
Lambert-St Louis
Wed 5/27
6:00 am-11:55 pm
2 stops29h 55m
Phuket City
Mon 6/1
2:25 am-7:21 pm
2 stops28h 56m
$1,494
St. LouisPhuket City
STL - HKT
STLHKT
Lambert-St Louis
Fri 5/29
9:39 am-7:45 am
2 stops34h 06m
Phuket City
Mon 6/8
8:30 pm-7:21 pm
2 stops34h 51m
$1,658
St. LouisPhuket City
STL - HKT
STLHKT
Lambert-St Louis
Fri 5/1
12:27 pm-10:50 am
2 stops34h 23m
Phuket City
Fri 5/8
7:35 am-10:59 pm
3 stops27h 24m
$1,750
Cheapest one-way
Quickest one-way
St. LouisPhuket City
STL - HKT
STLHKT
Lambert-St Louis
Tue 5/5
12:27 pm-6:10 pm
2 stops41h 43m
$587
St. LouisPhuket City
STL - HKT
STLHKT
Lambert-St Louis
Tue 5/5
7:00 am-10:30 pm
3 stops51h 30m
$611
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 March 20, 2026.
Read through reviews of airlines operating flights from St. Louis to Ko Phi Phi, such as Cathay Pacific and Qatar Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.6
Entertainment
7.8
Food
7.3
Boarding
7.9
Crew
8.1
Comfort
7.6
Reviews
1 / 20
4.0
OkayJasper,Mar 2026
SFO - HKG
Overall
7.6
Entertainment
7.8
Food
7.3
Boarding
7.9
Crew
8.1
Comfort
7.6
Reviews
1 / 20
4.0
OkayJasper,Mar 2026
SFO - HKG
Overall
7.6
Entertainment
7.8
Food
7.3
Boarding
7.9
Crew
8.1
Comfort
7.6
Reviews
1 / 20
4.0
OkayJasper,Mar 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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St. Louis and Ko Phi Phi flights
Browse other St. Louis and Ko Phi Phi flight options. Last updated on March 20, 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 March 20, 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 2 airlines flying from St. Louis to Ko Phi Phi
Discover the top 2 airlines 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 2,558,603 searches. Data last updated March 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$927 | Average$1,171 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$1,132 | Average$1,557 | FlexibilityNo cancel fee | On-time68% |