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Sky Harbor Intl

$357+ Cheap flights from Saint Thomas Island (STT) to Sky Harbor Intl (PHX)

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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
STT — PHX
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
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Cheap flight deals from Saint Thomas Island to Sky Harbor Intl

Best flights from Saint Thomas Island to Sky Harbor Intl
Discover carefully curated flight deals from Saint Thomas Island to Sky Harbor Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 15, 2025.

This United Airlines deal was found by Cheapflights users on 12/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/63:05 pmSTT - PHX
1 stop10h 54mUnited Airlines
Sun 2/89:00 amPHX - STT
2 stops25h 56mUnited Airlines
Deal found 12/14$624

Find flight deals from Saint Thomas Island to Sky Harbor Intl

Discover tips and strategies to find the most affordable flight options for your journey from Saint Thomas Island (STT) to Sky Harbor Intl (PHX). 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 December 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$624
(United Airlines)

One-way from

$357
(United Airlines)
Provider with most accurate pricing for Saint Thomas Island Cyril E King-Phoenix Sky Harbor Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Saint Thomas Island Cyril E King-Phoenix Sky Harbor Intl flights.
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From Saint Thomas Island Cyril E King to Phoenix Sky Harbor Intl
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One-way flight from Saint Thomas Island Cyril E King to Phoenix Sky Harbor Intl
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Saint Thomas Island to Sky Harbor Intl 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 December 15, 2025.
Use the filters below to find and compare flights from Saint Thomas Island to Phoenix Sky Harbor Intl Airport that are best for you.

Fly from

Saint Thomas Island

Fly to

Sky Harbor Intl

Route

Depart

Return

Price

Saint Thomas IslandPhoenix

STT - PHX

STTPHX

Saint Thomas Island Cyril E King

Fri 2/6

3:05 pm-10:59 pm

1 stop10h 54m

Phoenix Sky Harbor Intl

Sun 2/8

9:00 am-1:56 pm

2 stops25h 56m

$624

Saint Thomas IslandPhoenix

STT - PHX

STTPHX

Saint Thomas Island Cyril E King

Wed 6/3

1:17 pm-8:56 pm

1 stop10h 39m

$357

Saint Thomas IslandPhoenix

STT - PHX

STTPHX

Saint Thomas Island Cyril E King

Sat 3/21

12:02 pm-7:47 pm

1 stop10h 45m

$757

Saint Thomas IslandPhoenix

STT - PHX

STTPHX

Saint Thomas Island Cyril E King

Sat 3/21

3:23 pm-10:49 pm

2 stops34h 26m

$873

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/13

Compare providers for flights from Saint Thomas Island to Sky Harbor Intl

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 Saint Thomas Island to Sky Harbor Intl in December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Saint Thomas Island-Phoenix Sky Harbor Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Saint Thomas Island-Phoenix Sky Harbor Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Saint Thomas Island-Phoenix Sky Harbor Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Saint Thomas Island-Phoenix Sky Harbor Intl Airport flights, Cheapflights users trust eDreams the most. eDreams 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 Saint Thomas Island-Phoenix Sky Harbor Intl Airport 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 Saint Thomas Island to Sky Harbor Intl

Have a flexible travel schedule? Discover the best time to fly to Sky Harbor Intl from Saint Thomas Island 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.

Reviews of airlines servicing Sky Harbor Intl

Get insights into the airlines that provide service to Sky Harbor Intl. 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 Sky Harbor Intl. Reviews last updated December 15, 2025.
Read through reviews of airlines operating flights from Saint Thomas Island to Phoenix Sky Harbor Intl Airport, such as Spirit Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Spirit Airlines
6.3
Okay
8,187 reviews

Boarding

6.6

Crew

7.1

Overall

6.3

Entertainment

5.0

Comfort

5.9

Food

5.1

Reviews

1 / 20
4.0
Okay

Anonymous,Nov 2025

MCO - BWI

Sitting in exit seats without an upgrade should be allowed if nobody sitting in them what’s the big deal?
Spirit Airlines
6.3
Okay
8,187 reviews
Spirit Airlines
6.3
Okay
8,187 reviews

Boarding

6.6

Crew

7.1

Overall

6.3

Entertainment

5.0

Comfort

5.9

Food

5.1

Reviews

1 / 20
4.0
Okay

Anonymous,Nov 2025

MCO - BWI

Sitting in exit seats without an upgrade should be allowed if nobody sitting in them what’s the big deal?

Related info for your journey

Find useful and relevant information for your journey from Saint Thomas Island to Sky Harbor Intl. 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 Saint Thomas Island to Phoenix Sky Harbor Intl?

    Saint Thomas Island Cyril E King (STT) is the airport you will fly out of if you book a flight from Saint Thomas Island to Phoenix Sky Harbor Intl. You should not have trouble finding flights to Phoenix Sky Harbor Intl from Cyril E King; the airport handles an average of 0 outbound flights to Phoenix Sky Harbor Intl per day. You should also have plenty of airline options to choose from since 1 airline has flights from the Saint Thomas Island airport to Phoenix Sky Harbor Intl. It is only a 2.8 mi journey to Cyril E King (STT) from Saint Thomas Island’s city center.

  • How long is the flight from Saint Thomas Island to Phoenix Sky Harbor Intl Airport?

    There are many flights that can get you from Saint Thomas Island to Phoenix Sky Harbor Intl Airport in 10h 54m. Fly via United Airlines to get the fastest option. The distance between Saint Thomas Island and Phoenix Sky Harbor Intl Airport is about 3072 mi.

  • What is the cheapest airline to fly from Saint Thomas Island to Phoenix Sky Harbor Intl Airport round-trip?

    Spirit Airlines, at $420, was found to be the cheapest airline from Saint Thomas Island to Phoenix Sky Harbor Intl Airport..

  • Can I find deals for flights from Saint Thomas Island to Sky Harbor Intl that include hotel bookings?

    Yes. In addition to deals on Saint Thomas Island to Sky Harbor Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Saint Thomas Island to Sky Harbor Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Saint Thomas Island to Sky Harbor Intl.

  • Can I find deals for business class flights from Saint Thomas Island to Sky Harbor Intl?

    Yes. Cheapflights offers flight deals from Saint Thomas Island to Sky Harbor Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Phoenix Sky Harbor Intl Airport?

Book flights to Phoenix Sky Harbor Intl Airport if you plan to visit one of these locations
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Alternative routes for Saint Thomas Island to Sky Harbor Intl

See prices for flight routes from nearby airports that may be better suited for you.
Christiansted to Sky Harbor Intl flights

Top airline flying from Saint Thomas Island to Sky Harbor Intl

Discover the top airline that operate flights from Saint Thomas Island to Sky Harbor Intl. 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 December 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$420Average$485FlexibilityNo cancel feeOn-time65%

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