The cheapest times to fly from STX to PHX are

  • January 8th to February 18th
  • April 16th to May 6th
  • August 6th to December 9th (except the week of November 26th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from STX to PHX is early to mid September. Prices can be as high as $5228 for Thursday flights during early to mid May, or as low as $422 for Monday flights around early to mid September.


When to Fly to Phoenix

Flying from Christiansted, VI (STX) to Phoenix, AZ (PHX) will usually cost between $618 to $938 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early to mid September with an average ticket price of $642. Due to high demand the most expensive time to fly is early to mid May, with an average price of $2037. Planning your trip to low-cost times can easily save you $1395 on economy flights and even more on first-class flights. Generally, any price below $762 can be considered a good price for a round-trip STX to PHX flight.

See below for a graph of average weekly prices for the STX to PHX route. All prices are for round-trip tickets in USD.

STX to PHX Flight Prices

Compared to other flights, the STX to PHX flight is cheaper than the average and costs much less than the average flight leaving from Saint Croix. The average price per mile (for a direct flight) is $0.15, which is far below average.


Flight Prices by Day of the Week

Monday is usually the cheapest day to fly to PHX, and Tuesday the cheapest day to fly back into STX. Thursdays are the most expensive days to fly to Phoenix, and Sundays are the most expensive days to return to Saint Croix. Selecting flights on the least expensive days could save you up to $98 (12%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Monday and returning a week later will cost an average of $762. Return trip prices are from the PHX to STX flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from STX to PHX can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 6 hour 34 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from STX to PHX while comparing.

Destination alternative #1: Flagstaff Pulliam Airport (FLG) in Flagstaff, AZ

  • 120 miles (193 km) away from PHX
  • Usually 13.52% less expensive than PHX
  • 2-layover flights available

See STX to FLG flights


Flight Hacking STX to PHX

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from STX to PHX — but Champion Traveler does!

Hack #1: San Juan, PR (STX > SJU > PHX)

  • Price for both tickets: $608
  • Average savings: $155 (20.28%)

See STX to SJU flights

Hack #2: Miami, FL (STX > MIA > PHX)

  • Price for both tickets: $686
  • Average savings: $77 (10.04%)

See STX to MIA flights

Hack #3: Charlotte Amalie, VI (STX > STT > PHX)

  • Price for both tickets: $724
  • Average savings: $38 (4.99%)

See STX to STT flights


Flight Questions Answered

Still have questions about flying from STX to PHX? We’ve got answers.

Which airlines fly this route?

You can find 6 major airlines flying this route most often: American, Cape Air, Delta, JetBlue, Spirit, United, and potentially more during busy seasons.

How far away is it from Phoenix Sky Harbor International Airport to Henry E. Rohlsen Airport?

The distance between the two airports is roughly 3106 miles or 4999 kilometers.

How long does it take to fly from STX to PHX?

The real-world flight time for a nonstop STX to PHX flight is about 6 hour 34 minutes.

How many flights go between Christiansted, VI and Phoenix, AZ?

It depends on the day of the week and the date, but a typical day might have around 20 available flights from STX to PHX.


Airport Location Info


Departing Airport

Origination code STX
Origination airport name Henry E. Rohlsen Airport
City Christiansted, VI
Country the United States
Latitude 17.7
Longitude -64.8

Return Airport

Destination code PHX
Destination airport name Phoenix Sky Harbor International Airport
City Phoenix, AZ
Country the United States
Latitude 33.4
Longitude -112


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.