How many operators does momondo search for flights from Phoenix Sky Harbor Intl Airport to Saint Croix?

As of September 2025, there is 1 operator available to choose from for flights from Phoenix Sky Harbor Intl Airport to Saint Croix.

How old do you have to be to fly from Phoenix Sky Harbor Intl Airport to Saint Croix?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Phoenix Sky Harbor Intl Airport to Saint Croix.

What documentation or ID do you need to fly to Saint Croix?

The required travel and health documents for your Saint Croix trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Saint Croix. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$277 Cheap Flights from Phoenix Sky Harbor Intl Airport to Saint Croix in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Phoenix Sky Harbor Intl Airport to Saint Croix

Round-trip

One-way

Cheap round-trip flights

3:57 pm - 12:22 pmPHX-STX

17h 25m1 stop

1:27 pm - 6:50 pmSTX-PHX

32h 23m2 stops

$417Multiple Airlines

Find Deal

Thu, Nov 6 - Mon, Nov 10

1:45 pm - 12:22 pmPHX-STX

19h 37m3 stops

1:27 pm - 12:09 pmSTX-PHX

25h 42m2 stops

$541Spirit Airlines

Find Deal

Fri, Nov 7 - Fri, Nov 14

1:45 pm - 12:22 pmPHX-STX

19h 37m3 stops

1:27 pm - 12:09 pmSTX-PHX

25h 42m3 stops

$553Spirit Airlines

Find Deal

Fri, Nov 7 - Fri, Nov 14

4:20 pm - 3:12 pmPHX-STX

19h 52m1 stop

4:02 pm - 12:37 amSTX-PHX

11h 35m1 stop

$609American Airlines

Find Deal

Fri, Nov 7 - Fri, Nov 14

4:20 pm - 3:12 pmPHX-STX

19h 52m1 stop

6:42 pm - 8:49 amSTX-PHX

17h 07m2 stops

$613American Airlines

Find Deal

Fri, Nov 7 - Fri, Nov 14

11:58 pm - 5:52 pmPHX-STX

14h 54m1 stop

4:02 pm - 12:37 amSTX-PHX

11h 35m1 stop

$615American Airlines

Find Deal

Thu, Nov 6 - Mon, Nov 10

12:58 am - 5:52 pmPHX-STX

13h 54m2 stops

6:42 pm - 10:23 amSTX-PHX

18h 41m1 stop

$619American Airlines

Find Deal

Thu, Nov 6 - Fri, Nov 14

9:27 pm - 3:12 pmPHX-STX

14h 45m2 stops

6:42 pm - 10:59 amSTX-PHX

19h 17m2 stops

$679American Airlines

Find Deal

Thu, Nov 6 - Mon, Nov 10

11:07 pm - 3:29 pmPHX-STX

13h 22m2 stops

8:00 am - 10:30 pmSTX-PHX

17h 30m2 stops

$698JetBlue

Find Deal

Fri, Nov 7 - Fri, Nov 14

12:28 am - 8:55 amPHX-STX

29h 27m2 stops

9:25 am - 8:52 pmSTX-PHX

14h 27m2 stops

$1,711United Airlines

Find Deal

Wed, Dec 17 - Sun, Dec 21

Spirit Airlines flights from Phoenix Sky Harbor Intl Airport to Saint Croix

Our best Spirit Airlines deals on Phoenix Sky Harbor Intl Airport to Saint Croix flight tickets

Spirit Airlines

Nov 7

PHX1:45 pmPhoenix Sky Harbor Intl

19h 37m

3 stops

STX12:22 pmChristiansted Henry Rohlsen

Nov 14

STX1:27 pmChristiansted Henry Rohlsen

25h 42m

2 stops

PHX12:09 pmPhoenix Sky Harbor Intl

$541

Find similar

Spirit Airlines

Nov 7

PHX1:45 pmPhoenix Sky Harbor Intl

19h 37m

3 stops

STX12:22 pmChristiansted Henry Rohlsen

Nov 14

STX1:27 pmChristiansted Henry Rohlsen

25h 42m

3 stops

PHX12:09 pmPhoenix Sky Harbor Intl

$553

Find similar

American Airlines flights from Phoenix Sky Harbor Intl Airport to Saint Croix

Our best American Airlines deals on Phoenix Sky Harbor Intl Airport to Saint Croix flight tickets

American Airlines

Nov 7

PHX4:20 pmPhoenix Sky Harbor Intl

19h 52m

1 stop

STX3:12 pmChristiansted Henry Rohlsen

Nov 14

STX4:02 pmChristiansted Henry Rohlsen

11h 35m

1 stop

PHX12:37 amPhoenix Sky Harbor Intl

$609

Find similar

American Airlines

Nov 7

PHX4:20 pmPhoenix Sky Harbor Intl

19h 52m

1 stop

STX3:12 pmChristiansted Henry Rohlsen

Nov 14

STX6:42 pmChristiansted Henry Rohlsen

17h 07m

2 stops

PHX8:49 amPhoenix Sky Harbor Intl

$613

Find similar

American Airlines

Nov 6

PHX11:58 pmPhoenix Sky Harbor Intl

14h 54m

1 stop

STX5:52 pmChristiansted Henry Rohlsen

Nov 10

STX4:02 pmChristiansted Henry Rohlsen

11h 35m

1 stop

PHX12:37 amPhoenix Sky Harbor Intl

$615

Find similar

momondo Fare Finder

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

Fly to

Route

Depart

Return

Price

PhoenixChristiansted

PHX - STX

PHXSTX

Phoenix Sky Harbor Intl

Thu 11/6

3:57 pm-12:22 pm

1 stop17h 25m

Christiansted Henry Rohlsen

Mon 11/10

1:27 pm-6:50 pm

2 stops32h 23m

$417

PhoenixChristiansted

PHX - STX

PHXSTX

Phoenix Sky Harbor Intl

Fri 11/7

1:45 pm-12:22 pm

3 stops19h 37m

Christiansted Henry Rohlsen

Fri 11/14

1:27 pm-12:09 pm

2 stops25h 42m

$541

PhoenixChristiansted

PHX - STX

PHXSTX

Phoenix Sky Harbor Intl

Fri 11/7

1:45 pm-12:22 pm

3 stops19h 37m

Christiansted Henry Rohlsen

Fri 11/14

1:27 pm-12:09 pm

3 stops25h 42m

$553

PhoenixChristiansted

PHX - STX

PHXSTX

Phoenix Sky Harbor Intl

Fri 11/7

4:20 pm-3:12 pm

1 stop19h 52m

Christiansted Henry Rohlsen

Fri 11/14

4:02 pm-12:37 am

1 stop11h 35m

$609

PhoenixChristiansted

PHX - STX

PHXSTX

Phoenix Sky Harbor Intl

Fri 11/7

4:20 pm-3:12 pm

1 stop19h 52m

Christiansted Henry Rohlsen

Fri 11/14

6:42 pm-8:49 am

2 stops17h 07m

$613

PhoenixChristiansted

PHX - STX

PHXSTX

Phoenix Sky Harbor Intl

Thu 11/6

11:58 pm-5:52 pm

1 stop14h 54m

Christiansted Henry Rohlsen

Mon 11/10

4:02 pm-12:37 am

1 stop11h 35m

$615

PhoenixChristiansted

PHX - STX

PHXSTX

Phoenix Sky Harbor Intl

Thu 11/6

12:58 am-5:52 pm

2 stops13h 54m

Christiansted Henry Rohlsen

Fri 11/14

6:42 pm-10:23 am

1 stop18h 41m

$619

PhoenixChristiansted

PHX - STX

PHXSTX

Phoenix Sky Harbor Intl

Thu 11/6

9:27 pm-3:12 pm

2 stops14h 45m

Christiansted Henry Rohlsen

Mon 11/10

6:42 pm-10:59 am

2 stops19h 17m

$679

PhoenixChristiansted

PHX - STX

PHXSTX

Phoenix Sky Harbor Intl

Fri 11/7

11:07 pm-3:29 pm

2 stops13h 22m

Christiansted Henry Rohlsen

Fri 11/14

8:00 am-10:30 pm

2 stops17h 30m

$698

PhoenixChristiansted

PHX - STX

PHXSTX

Phoenix Sky Harbor Intl

Wed 12/17

12:28 am-8:55 am

2 stops29h 27m

Christiansted Henry Rohlsen

Sun 12/21

9:25 am-8:52 pm

2 stops14h 27m

$1,711

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first

How to get the cheapest flight ticket from Phoenix Sky Harbor Intl Airport to Saint Croix

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Phoenix Sky Harbor Intl to Saint Croix?

Spirit Airlines and American Airlines are the most popular carriers operating from Phoenix Sky Harbor Intl to Saint Croix

Cheap Phoenix Sky Harbor Intl Airport to Saint Croix flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Phoenix Sky Harbor Intl Airport to Saint Croix

Direct flights	None

There are no direct flights from Phoenix Sky Harbor Intl Airport to Saint Croix. There are no popular flight routes from Phoenix Sky Harbor Intl Airport to Saint Croix.

Search flight deals

When did momondo last update prices for flights from Phoenix Sky Harbor Intl Airport to Saint Croix?
Prices for flights from Phoenix Sky Harbor Intl Airport to Saint Croix refresh daily.
How many operators does momondo search for flights from Phoenix Sky Harbor Intl Airport to Saint Croix?
As of September 2025, there is 1 operator available to choose from for flights from Phoenix Sky Harbor Intl Airport to Saint Croix.
How old do you have to be to fly from Phoenix Sky Harbor Intl Airport to Saint Croix?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Phoenix Sky Harbor Intl Airport to Saint Croix.
What documentation or ID do you need to fly to Saint Croix?
The required travel and health documents for your Saint Croix trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Saint Croix. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Phoenix Sky Harbor Intl Airport to Saint Croix

Compare and see reviews for airlines that fly from Phoenix Sky Harbor Intl Airport to Saint Croix with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $453	Free Cancellation	Rating 7.2 10,000 reviews		Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Phoenix to Saint Croix?

Finding the right flight to Saint Croix from Phoenix is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Saint Croix quick and easy, saving you time and money.

Can I find flights from Phoenix to Saint Croix with flexible booking policies on momondo?

momondo does allow users to show only those flights to Saint Croix from Phoenix which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Phoenix to Saint Croix?

Once you have performed a search for Phoenix to Saint Croix flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Phoenix to Saint Croix right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Saint Croix, momondo offers a useful price alert feature which will track prices for flights to Saint Croix from Phoenix and alert you when they change.

An easier way to manage your Saint Croix trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Thu 10/23

Thu 10/30

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Saint Croix

Popular cities in Saint Croix

Flights to Saint Thomas Islandfrom $162

Phoenix Sky Harbor Intl Airport flight routes

Flights from Phoenix Sky Harbor Intl to San Diego

Flights from Phoenix Sky Harbor Intl to Fort Lauderdale

Flights from Phoenix Sky Harbor Intl to Santa Ana J. Wayne/Orange Cnty

Flights from Phoenix Sky Harbor Intl to San Antonio

Flights from Phoenix Sky Harbor Intl to Las Vegas Harry Reid Intl

Flights from Phoenix Sky Harbor Intl to El Paso

Cheap flights from Phoenix Sky Harbor Intl Airport to Saint Croix from $277

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Phoenix Sky Harbor Intl Airport to Saint Croix

Cheap round-trip flights

Cheap one-way flights

Spirit Airlines flights from Phoenix Sky Harbor Intl Airport to Saint Croix

Our best Spirit Airlines deals on Phoenix Sky Harbor Intl Airport to Saint Croix flight tickets

American Airlines flights from Phoenix Sky Harbor Intl Airport to Saint Croix

Our best American Airlines deals on Phoenix Sky Harbor Intl Airport to Saint Croix flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Saint Croix that are best for you.

See travel insights to Saint Croix from

How to get the cheapest flight ticket from Phoenix Sky Harbor Intl Airport to Saint Croix

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Phoenix Sky Harbor Intl to Saint Croix?

Spirit Airlines and American Airlines are the most popular carriers operating from Phoenix Sky Harbor Intl to Saint Croix

Cheap Phoenix Sky Harbor Intl Airport to Saint Croix flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Phoenix Sky Harbor Intl Airport to Saint Croix

Direct flights

When did momondo last update prices for flights from Phoenix Sky Harbor Intl Airport to Saint Croix?

How many operators does momondo search for flights from Phoenix Sky Harbor Intl Airport to Saint Croix?

How old do you have to be to fly from Phoenix Sky Harbor Intl Airport to Saint Croix?

What documentation or ID do you need to fly to Saint Croix?

Best airlines flying from Phoenix Sky Harbor Intl Airport to Saint Croix

Compare and see reviews for airlines that fly from Phoenix Sky Harbor Intl Airport to Saint Croix with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Phoenix to Saint Croix?

Can I find flights from Phoenix to Saint Croix with flexible booking policies on momondo?

How can momondo help me find flights from Phoenix to Saint Croix?

I’m not ready to book a flight from Phoenix to Saint Croix right now. Can momondo alert me if prices change?

An easier way to manage your Saint Croix trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Saint Croix

Popular cities in Saint Croix

Popular flights according to clicks in the last 7 days on momondo