HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Saint Croix

$431+ Cheap flights from Sky Harbor Intl (PHX) to Saint Croix

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 9/25. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — STX
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Sky Harbor Intl to Saint Croix 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 Sky Harbor Intl to Saint Croix

Keep the following information in mind while searching for Sky Harbor Intl to Saint Croix flight deals. Data was last updated September 11, 2025.

Round-trip from

$431
(Kiwi.com)
From Phoenix Sky Harbor Intl to Saint Croix
Search Deals

Find flight deals from Sky Harbor Intl to Saint Croix

Cheapest flights from Sky Harbor Intl to Saint Croix
Explore the most affordable flight options available from Sky Harbor Intl to Saint Croix. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/9. 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 9/2512:01 pmPHX - STX
1 stop20h 06mMultiple Airlines
Mon 9/2912:13 pmSTX - PHX
2 stops37h 08mMultiple Airlines
Deal found 9/9$431
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1610:58 amPHX - STX
1 stop25h 09mMultiple Airlines
Sat 10/257:50 amSTX - PHX
2 stops29h 03mMultiple Airlines
Deal found 9/10$482
This American Airlines deal was found by Cheapflights users on 9/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1611:59 pmPHX - STX
1 stop11h 51mAmerican Airlines
Sat 10/251:56 pmSTX - PHX
1 stop12h 54mAmerican Airlines
Deal found 9/10$540
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 11/273:57 pmPHX - STX
1 stop17h 25mMultiple Airlines
Mon 12/81:27 pmSTX - PHX
2 stops33h 39mMultiple Airlines
Deal found 9/9$689
This American Airlines deal was found by Cheapflights users on 9/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/262:30 pmPHX - STX
2 stops19h 33mAmerican Airlines
Tue 9/301:53 pmSTX - PHX
2 stops13h 02mAmerican Airlines
Deal found 9/11$704
This American Airlines deal was found by Cheapflights users on 9/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/204:57 pmPHX - STX
2 stops17h 06mAmerican Airlines
Tue 9/231:53 pmSTX - PHX
2 stops22h 33mAmerican Airlines
Deal found 9/10$719
This American Airlines deal was found by Cheapflights users on 9/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2510:58 pmPHX - STX
1 stop11h 05mAmerican Airlines
Mon 9/291:53 pmSTX - PHX
1 stop11h 05mAmerican Airlines
Deal found 9/9$775
This American Airlines deal was found by Cheapflights users on 9/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/203:35 pmPHX - STX
2 stops18h 28mAmerican Airlines
Wed 9/241:53 pmSTX - PHX
2 stops22h 16mAmerican Airlines
Deal found 9/10$779

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sky Harbor Intl to Saint Croix 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 September 11, 2025.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Saint Croix that are best for you.

Fly from

Sky Harbor Intl

Fly to

Saint Croix

Route

Depart

Return

Price

PhoenixChristiansted

PHX - STX

PHXSTX

Phoenix Sky Harbor Intl

Thu 10/16

10:58 am-3:07 pm

1 stop25h 09m

Christiansted Henry Rohlsen

Sat 10/25

7:50 am-9:53 am

2 stops29h 03m

$482

PhoenixChristiansted

PHX - STX

PHXSTX

Phoenix Sky Harbor Intl

Thu 10/16

11:59 pm-2:50 pm

1 stop11h 51m

Christiansted Henry Rohlsen

Sat 10/25

1:56 pm-11:50 pm

1 stop12h 54m

$540

PhoenixChristiansted

PHX - STX

PHXSTX

Phoenix Sky Harbor Intl

Thu 11/27

3:57 pm-12:22 pm

1 stop17h 25m

Christiansted Henry Rohlsen

Sat 12/6

1:17 pm-12:35 am

2 stops14h 18m

$689

PhoenixChristiansted

PHX - STX

PHXSTX

Phoenix Sky Harbor Intl

Thu 11/27

3:57 pm-12:22 pm

1 stop17h 25m

Christiansted Henry Rohlsen

Wed 12/10

1:17 pm-8:18 am

2 stops22h 01m

$689

PhoenixChristiansted

PHX - STX

PHXSTX

Phoenix Sky Harbor Intl

Fri 9/26

2:30 pm-1:03 pm

2 stops19h 33m

Christiansted Henry Rohlsen

Tue 9/30

1:53 pm-11:55 pm

2 stops13h 02m

$704

PhoenixChristiansted

PHX - STX

PHXSTX

Phoenix Sky Harbor Intl

Thu 9/25

1:27 pm-11:07 am

3 stops18h 40m

Christiansted Henry Rohlsen

Mon 9/29

12:13 pm-10:59 am

3 stops25h 46m

$731

PhoenixChristiansted

PHX - STX

PHXSTX

Phoenix Sky Harbor Intl

Thu 11/27

3:57 pm-12:22 pm

1 stop17h 25m

Christiansted Henry Rohlsen

Sun 12/7

5:23 pm-10:54 pm

2 stops32h 31m

$823

PhoenixChristiansted

PHX - STX

PHXSTX

Phoenix Sky Harbor Intl

Sun 11/30

11:58 pm-5:52 pm

1 stop14h 54m

Christiansted Henry Rohlsen

Sun 12/7

4:07 pm-10:46 pm

1 stop9h 39m

$831

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Best time to book a flight from Sky Harbor Intl to Saint Croix

Have a flexible travel schedule? Discover the best time to fly to Saint Croix from Sky Harbor Intl 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 Phoenix Sky Harbor Intl Airport to Saint Croix

What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Saint Croix?

Currently, April is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Saint Croix (average of $194). Flying from Phoenix Sky Harbor Intl Airport to Saint Croix in October is currently the most expensive (average of $568). 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 PHX to SC?

Find hourly flight availability from Sky Harbor Intl to Saint Croix. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

When flying from Phoenix Sky Harbor Intl Airport to Saint Croix, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Saint Croix

Get insights into the airlines that provide service to Saint Croix. 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 Croix. Reviews last updated September 11, 2025.
Get a feel of what it's like to fly with American Airlines from Phoenix Sky Harbor Intl Airport to Saint Croix by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
10,000 reviews

Comfort

7.2

Entertainment

6.9

Overall

7.2

Food

6.4

Crew

8.0

Boarding

7.5

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Comfort

7.2

Entertainment

6.9

Overall

7.2

Food

6.4

Crew

8.0

Boarding

7.5

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac

Related info for your journey

Find useful and relevant information for your journey from Sky Harbor Intl to Saint Croix. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    For as low as $540, American Airlines can have you in Saint Croix from Phoenix Sky Harbor Intl Airport in 11h 51m. Phoenix Sky Harbor Intl Airport and Saint Croix are separated by a distance of 3104 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Sky Harbor Intl to Saint Croix 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 Phoenix Sky Harbor Intl Airport to Saint Croix?

    Currently, April is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Saint Croix (average of $194). Flying from Phoenix Sky Harbor Intl Airport to Saint Croix in October is currently the most expensive (average of $568). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Sky Harbor Intl to Saint Croix

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

Top airline flying from Sky Harbor Intl to Saint Croix

Discover the top airline that operate flights from Sky Harbor Intl to Saint Croix. 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$453Average$676FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.