$179+ Cheap flights from Sky Harbor Intl (PHX) to Saint Thomas Island (STT)
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 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — STT
Mar 22 — Mar 291
1 adult, Economy
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Find cheap flights from Sky Harbor Intl to Saint Thomas Island 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 Sky Harbor Intl to Saint Thomas Island
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Last-minute
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Cheapest flights from Sky Harbor Intl to Saint Thomas IslandExplore the most affordable flight options available from Sky Harbor Intl to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2026.
Explore the most affordable flight options available from Sky Harbor Intl to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/712:18 pm
PHX
- STT
2 stops22h 08m
Multiple Airlines
Tue 4/142:36 pm
STT
- PHX
1 stop11h 42m
Multiple Airlines
Deal found 2/19![Multiple Airlines logo]()
$366
This Kiwi.com deal was found by Cheapflights users on 2/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/86:47 pm
PHX
- STT
2 stops15h 39m
Multiple Airlines
Tue 4/142:36 pm
STT
- PHX
1 stop11h 42m
Multiple Airlines
Deal found 2/19![Multiple Airlines logo]()
$367
This Kiwi.com deal was found by Cheapflights users on 2/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/117:59 am
PHX
- STT
2 stops26h 27m
Multiple Airlines
Wed 4/152:36 pm
STT
- PHX
1 stop11h 27m
Multiple Airlines
Deal found 2/19![Multiple Airlines logo]()
$382
This Kiwi.com deal was found by Cheapflights users on 2/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/126:15 am
PHX
- STT
2 stops28h 11m
Multiple Airlines
Tue 4/142:36 pm
STT
- PHX
1 stop11h 42m
Multiple Airlines
Deal found 2/19![Multiple Airlines logo]()
$388
This Trip.com deal was found by Cheapflights users on 2/18. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/98:48 pm
PHX
- STT
2 stops13h 38m
Multiple Airlines
Tue 4/142:36 pm
STT
- PHX
1 stop11h 42m
Multiple Airlines
Deal found 2/18![Multiple Airlines logo]()
$399
This Kiwi.com deal was found by Cheapflights users on 2/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1712:59 am
PHX
- STT
1 stop9h 27m
Multiple Airlines
Wed 3/252:36 pm
STT
- PHX
1 stop12h 08m
Multiple Airlines
Deal found 2/15![Multiple Airlines logo]()
$401
This Kiwi.com deal was found by Cheapflights users on 2/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/108:15 pm
PHX
- STT
2 stops14h 11m
Multiple Airlines
Tue 4/142:36 pm
STT
- PHX
1 stop11h 42m
Multiple Airlines
Deal found 2/19![Multiple Airlines logo]()
$411
This Kiwi.com deal was found by Cheapflights users on 2/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/110:29 pm
PHX
- STT
2 stops34h 59m
Multiple Airlines
Wed 5/62:36 pm
STT
- PHX
1 stop11h 42m
Multiple Airlines
Deal found 2/18![Multiple Airlines logo]()
$416
This Kiwi.com deal was found by Cheapflights users on 2/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/208:28 pm
PHX
- STT
2 stops37h 00m
Multiple Airlines
Mon 4/271:23 pm
STT
- PHX
1 stop12h 55m
Multiple Airlines
Deal found 2/18![Multiple Airlines logo]()
$418
Best flights from Sky Harbor Intl to Saint Thomas IslandDiscover carefully curated flight deals from Sky Harbor Intl to Saint Thomas Island that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 20, 2026.
Discover carefully curated flight deals from Sky Harbor Intl to Saint Thomas Island that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 20, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1712:59 am
PHX
- STT
1 stop9h 27m
Multiple Airlines
Wed 3/252:36 pm
STT
- PHX
1 stop12h 08m
Multiple Airlines
Deal found 2/15![Multiple Airlines logo]()
$401
This Southwest deal was found by Cheapflights users on 2/15. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1811:55 pm
PHX
- STT
2 stops11h 25m
Southwest
Wed 3/251:50 pm
STT
- PHX
2 stops12h 30m
Southwest
Deal found 2/15![Southwest logo]()
$508
This FlightHub deal was found by Cheapflights users on 2/19. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/811:05 am
PHX
- STT
2 stops22h 15m
JetBlue
Mon 4/133:00 pm
STT
- PHX
2 stops33h 31m
JetBlue
Deal found 2/19![JetBlue logo]()
$514
This Kiwi.com deal was found by Cheapflights users on 2/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2310:29 pm
PHX
- STT
2 stops36h 02m
Multiple Airlines
Mon 5/41:23 pm
STT
- PHX
1 stop12h 55m
Multiple Airlines
Deal found 2/18![Multiple Airlines logo]()
$452
This Kiwi.com deal was found by Cheapflights users on 2/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/117:59 am
PHX
- STT
2 stops26h 27m
Multiple Airlines
Sat 4/181:23 pm
STT
- PHX
1 stop12h 55m
Multiple Airlines
Deal found 2/16![Multiple Airlines logo]()
$464
This Southwest deal was found by Cheapflights users on 2/18. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/268:30 pm
PHX
- STT
2 stops14h 05m
Southwest
Wed 4/292:10 pm
STT
- PHX
2 stops21h 20m
Southwest
Deal found 2/18![Southwest logo]()
$528
This Trip.com deal was found by Cheapflights users on 2/18. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/72:10 pm
PHX
- STT
2 stops20h 21m
Multiple Airlines
Tue 3/102:36 pm
STT
- PHX
2 stops29h 33m
Multiple Airlines
Deal found 2/18![Multiple Airlines logo]()
$469
This Southwest deal was found by Cheapflights users on 2/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/611:55 pm
PHX
- STT
1 stop10h 25m
Southwest
Mon 4/202:30 pm
STT
- PHX
1 stop12h 05m
Southwest
Deal found 2/17![Southwest logo]()
$538
This Kiwi.com deal was found by Cheapflights users on 2/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/76:07 pm
PHX
- STT
2 stops16h 24m
Multiple Airlines
Thu 3/122:36 pm
STT
- PHX
1 stop12h 08m
Multiple Airlines
Deal found 2/15![Multiple Airlines logo]()
$482
Last-minute flights from Sky Harbor Intl to Saint Thomas IslandDiscover last-minute flight deals from Sky Harbor Intl to Saint Thomas Island. Data last updated February 20, 2026 and is based on user searches.
Discover last-minute flight deals from Sky Harbor Intl to Saint Thomas Island. Data last updated February 20, 2026 and is based on user searches.
This Trip.com deal was found by Cheapflights users on 2/18. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/52:25 pm
PHX
- STT
2 stops21h 06m
Multiple Airlines
Mon 3/92:36 pm
STT
- PHX
2 stops21h 38m
Multiple Airlines
Deal found 2/18![Multiple Airlines logo]()
$495
This Trip.com deal was found by Cheapflights users on 2/18. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/72:10 pm
PHX
- STT
2 stops20h 21m
Multiple Airlines
Tue 3/102:36 pm
STT
- PHX
2 stops29h 33m
Multiple Airlines
Deal found 2/18![Multiple Airlines logo]()
$469
This Kiwi.com deal was found by Cheapflights users on 2/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/76:07 pm
PHX
- STT
2 stops16h 24m
Multiple Airlines
Thu 3/122:36 pm
STT
- PHX
1 stop12h 08m
Multiple Airlines
Deal found 2/15![Multiple Airlines logo]()
$482
This Trip.com deal was found by Cheapflights users on 2/18. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/1512:59 am
PHX
- STT
1 stop9h 27m
Multiple Airlines
Wed 3/182:36 pm
STT
- PHX
2 stops20h 01m
Multiple Airlines
Deal found 2/18![Multiple Airlines logo]()
$440
This Kiwi.com deal was found by Cheapflights users on 2/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1712:59 am
PHX
- STT
1 stop9h 27m
Multiple Airlines
Wed 3/252:36 pm
STT
- PHX
1 stop12h 08m
Multiple Airlines
Deal found 2/15![Multiple Airlines logo]()
$401
This Southwest deal was found by Cheapflights users on 2/15. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1811:55 pm
PHX
- STT
2 stops11h 25m
Southwest
Wed 3/251:50 pm
STT
- PHX
2 stops12h 30m
Southwest
Deal found 2/15![Southwest logo]()
$508
This Trip.com deal was found by Cheapflights users on 2/19. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/2112:59 am
PHX
- STT
1 stop9h 27m
Multiple Airlines
Thu 3/262:36 pm
STT
- PHX
1 stop12h 08m
Multiple Airlines
Deal found 2/19![Multiple Airlines logo]()
$527
This Kiwi.com deal was found by Cheapflights users on 2/17. 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.
Sun 3/2212:59 am
PHX
- STT
1 stop9h 27m
Multiple Airlines
Tue 3/312:36 pm
STT
- PHX
2 stops26h 57m
Multiple Airlines
Deal found 2/17![Multiple Airlines logo]()
$456
One-way flights from Sky Harbor Intl to Saint Thomas IslandSearch for one-way flight options from Sky Harbor Intl to Saint Thomas Island. Find affordable one-way fares based on user searches. Data last updated February 20, 2026.
Search for one-way flight options from Sky Harbor Intl to Saint Thomas Island. Find affordable one-way fares based on user searches. Data last updated February 20, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/17. 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.
Wed 3/1111:24 am
PHX
- STT
2 stops25h 04m
Multiple Airlines
Deal found 2/17![Multiple Airlines logo]()
$179
This Kiwi.com deal was found by Cheapflights users on 2/17. 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 3/316:50 am
PHX
- STT
3 stops29h 38m
Multiple Airlines
Deal found 2/17![Multiple Airlines logo]()
$190
This Kiwi.com deal was found by Cheapflights users on 2/17. 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 3/1012:54 pm
PHX
- STT
3 stops23h 40m
Multiple Airlines
Deal found 2/17![Multiple Airlines logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 2/17. 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.
Mon 3/95:15 am
PHX
- STT
2 stops31h 19m
Multiple Airlines
Deal found 2/17![Multiple Airlines logo]()
$203
This WAYA deal was found by Cheapflights users on 2/18. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/3112:59 am
PHX
- STT
1 stop9h 27m
Multiple Airlines
Deal found 2/18![Multiple Airlines logo]()
$215
This Kiwi.com deal was found by Cheapflights users on 2/17. 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.
Sat 3/71:00 pm
PHX
- STT
2 stops47h 34m
Multiple Airlines
Deal found 2/17![Multiple Airlines logo]()
$243
This Kiwi.com deal was found by Cheapflights users on 2/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/149:24 pm
PHX
- STT
3 stops39h 04m
Multiple Airlines
Deal found 2/19![Multiple Airlines logo]()
$250
Find flight deals from Sky Harbor Intl to Saint Thomas Island
Discover tips and strategies to find the most affordable flight options for your journey from Sky Harbor Intl (PHX) to Saint Thomas Island (STT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 20, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $366 (Kiwi.com) |
One-way from | $179 (Kiwi.com) |
Popular in | December |
Cheapest in | April |
Average price | $619 |
Cheapflights Fare Finder
Customize your flight search to find flights from Sky Harbor Intl to Saint Thomas Island 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 February 20, 2026.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Saint Thomas Island that are best for you.
Fly from
Sky Harbor Intl
Fly to
Saint Thomas Island
Route
Depart
Return
Price
PhoenixSaint Thomas Island
PHX - STT
PHXSTT
Phoenix Sky Harbor Intl
Tue 3/17
12:59 am-1:26 pm
1 stop9h 27m
Saint Thomas Island Cyril E King
Wed 3/25
2:36 pm-11:44 pm
1 stop12h 08m
$401
PhoenixSaint Thomas Island
PHX - STT
PHXSTT
Phoenix Sky Harbor Intl
Thu 4/23
10:29 pm-1:31 pm
2 stops36h 02m
Saint Thomas Island Cyril E King
Mon 5/4
1:23 pm-11:18 pm
1 stop12h 55m
$452
PhoenixSaint Thomas Island
PHX - STT
PHXSTT
Phoenix Sky Harbor Intl
Sat 4/11
7:59 am-1:26 pm
2 stops26h 27m
Saint Thomas Island Cyril E King
Sat 4/18
1:23 pm-11:18 pm
1 stop12h 55m
$464
PhoenixSaint Thomas Island
PHX - STT
PHXSTT
Phoenix Sky Harbor Intl
Sat 3/7
2:10 pm-1:31 pm
2 stops20h 21m
Saint Thomas Island Cyril E King
Tue 3/10
2:36 pm-5:09 pm
2 stops29h 33m
$469
PhoenixSaint Thomas Island
PHX - STT
PHXSTT
Phoenix Sky Harbor Intl
Sat 3/7
6:07 pm-1:31 pm
2 stops16h 24m
Saint Thomas Island Cyril E King
Thu 3/12
2:36 pm-11:44 pm
1 stop12h 08m
$482
PhoenixSaint Thomas Island
PHX - STT
PHXSTT
Phoenix Sky Harbor Intl
Wed 3/18
11:55 pm-2:20 pm
2 stops11h 25m
Saint Thomas Island Cyril E King
Wed 3/25
1:50 pm-11:20 pm
2 stops12h 30m
$508
PhoenixSaint Thomas Island
PHX - STT
PHXSTT
Phoenix Sky Harbor Intl
Wed 4/8
11:05 am-12:20 pm
2 stops22h 15m
Saint Thomas Island Cyril E King
Mon 4/13
3:00 pm-9:31 pm
2 stops33h 31m
$514
PhoenixSaint Thomas Island
PHX - STT
PHXSTT
Phoenix Sky Harbor Intl
Sun 4/26
8:30 pm-1:35 pm
2 stops14h 05m
Saint Thomas Island Cyril E King
Wed 4/29
2:10 pm-8:30 am
2 stops21h 20m
$528
PhoenixSaint Thomas Island
PHX - STT
PHXSTT
Phoenix Sky Harbor Intl
Mon 4/6
11:55 pm-1:20 pm
1 stop10h 25m
Saint Thomas Island Cyril E King
Mon 4/20
2:30 pm-11:35 pm
1 stop12h 05m
$538
PhoenixSaint Thomas Island
PHX - STT
PHXSTT
Phoenix Sky Harbor Intl
Tue 3/31
6:50 am-3:28 pm
3 stops29h 38m
$190
Showing 1-10 of 17 results
Compare providers for flights from Sky Harbor Intl to Saint Thomas Island
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sky Harbor Intl to Saint Thomas Island in February.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Phoenix Sky Harbor Intl Airport-Saint Thomas Island flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Phoenix Sky Harbor Intl Airport-Saint Thomas Island flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Phoenix Sky Harbor Intl Airport-Saint Thomas Island flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Phoenix Sky Harbor Intl Airport-Saint Thomas Island flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Phoenix Sky Harbor Intl Airport-Saint Thomas Island flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Sky Harbor Intl to Saint Thomas Island
Have a flexible travel schedule? Discover the best time to fly to Saint Thomas Island from Sky Harbor Intl with our price prediction graph.
PHX-STT
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 Phoenix Sky Harbor Intl Airport to Saint Thomas Island
How far ahead should I book a flight from Phoenix Sky Harbor Intl Airport to Saint Thomas Island?
Use this chart to determine the optimal time to book a round-trip flight from Sky Harbor Intl to Saint Thomas Island. Price data was last updated on February 18, 2026.
Booking 36 days in advance of your planned departure date is, on average, the best time to get cheap flights from Phoenix Sky Harbor Intl Airport to Saint Thomas Island. 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 Phoenix Sky Harbor Intl Airport to Saint Thomas Island?
Currently, May is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Saint Thomas Island (average of $353). Flying from Phoenix Sky Harbor Intl Airport to Saint Thomas Island in December is currently the most expensive (average of $653). 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.
How much does it cost to fly round-trip from Phoenix Sky Harbor Intl Airport to Saint Thomas Island?
Reviews of airlines servicing Saint Thomas Island
Get insights into the airlines that provide service to Saint Thomas Island. 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 Saint Thomas Island. Reviews last updated February 20, 2026.
Read through reviews of airlines operating flights from Phoenix Sky Harbor Intl Airport to Saint Thomas Island, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.9
Boarding
8.1
Crew
8.5
Entertainment
7.8
Overall
7.9
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Comfort
7.9
Boarding
8.1
Crew
8.5
Entertainment
7.8
Overall
7.9
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Comfort
7.9
Boarding
8.1
Crew
8.5
Entertainment
7.8
Overall
7.9
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Comfort
7.9
Boarding
8.1
Crew
8.5
Entertainment
7.8
Overall
7.9
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Comfort
7.9
Boarding
8.1
Crew
8.5
Entertainment
7.8
Overall
7.9
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
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Sky Harbor Intl and Saint Thomas Island flights
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Top 4 airlines flying from Sky Harbor Intl to Saint Thomas Island
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$318 | Average$388 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$479 | Average$639 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$479 | Average$629 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$519 | Average$697 | FlexibilityNo cancel fee | On-time71% |