The cheapest times to fly from SJU to STX are

  • April 2nd to July 15th
  • October 8th to December 31st

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 SJU to STX is late October to early November. Prices can be as high as $230 for Thursday flights during late July, or as low as $121 for Saturday flights around late October to early November.


When to Fly to Saint Croix

Flying from San Juan, PR (SJU) to Christiansted, VI (STX) will usually cost between $121 to $173 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late October to early November with an average ticket price of $121. Due to high demand the most expensive time to fly is late July, with an average price of $175. Planning your trip to low-cost times can easily save you $54 on economy flights and even more on first-class flights. Generally, any price below $132 can be considered a good price for a round-trip SJU to STX flight.

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

SJU to STX Flight Prices

Compared to other flights, the SJU to STX flight is much cheaper than the average and costs much less than the average flight leaving from San Juan. The average price per mile (for a direct flight) is $0.87, which is above average.


Flight Prices by Day of the Week

Saturday is usually the cheapest day to depart and return on this flight. Thursdays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $13 (9%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Saturday and returning a week later will cost an average of $132. Return trip prices are from the STX to SJU 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 SJU to STX can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 1 hour 9 minutes may 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 a nonstop flight from SJU to STX while comparing.

Destination alternative #1: Cyril E King Airport (STT) in Charlotte Amalie, VI

  • 45 miles (72 km) away from STX
  • Usually 7.60% less expensive than STX
  • Nonstop flights available

See SJU to STT flights


Flight Questions Answered

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

Which airlines fly this route?

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

How far away is it from Henry E. Rohlsen Airport to Luis Munoz Marin International Airport?

The distance between the two airports is roughly 94 miles or 151 kilometers.

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

The real-world flight time for a nonstop SJU to STX flight is about 1 hour 9 minutes.

How many flights go between San Juan, PR and Christiansted, VI?

It depends on the day of the week and the date, but a typical day might have around 56 available flights from SJU to STX.


Airport Location Info


Departing Airport

Origination code SJU
Origination airport name Luis Munoz Marin International Airport
City San Juan, PR
Country the United States
Latitude 18.4
Longitude -66

Return Airport

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


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.