$37 Cheap Flights from Christiansted (STX) to San Juan (SJU)

View $37 flight on Sun, Jul 27, 2025Opens in a new window

Popular airlines from Henry E. Rohlsen Airport (STX) to Luis Munoz Marin Intl. Airport (SJU)

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Cheap Flights from Christiansted to San Juan (STX-SJU)

Prices were available within the past 7 days and start at $37 for one-way flights and $68 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Sat, Nov 1 - Sat, Nov 8
STX
St. Croix Island
SJU
San Juan
$68 Roundtrip, found 6 days ago
$68
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Sat, Nov 1 from St. Croix Island to San Juan, returning Sat, Nov 8, priced at $68 found 6 days ago
Frontier Airlines
Sat, Oct 25 - Sat, Nov 1
STX
St. Croix Island
SJU
San Juan
$73 Roundtrip, found 12 hours ago
$73
Roundtrip
found 12 hours ago
Select Frontier Airlines flight, departing Sat, Oct 25 from St. Croix Island to San Juan, returning Sat, Nov 1, priced at $73 found 12 hours ago
Frontier Airlines
Sun, Jul 27 - Thu, Jul 31
STX
St. Croix Island
SJU
San Juan
$78 Roundtrip, found 14 hours ago
$78
Roundtrip
found 14 hours ago
Select Frontier Airlines flight, departing Sun, Jul 27 from St. Croix Island to San Juan, returning Thu, Jul 31, priced at $78 found 14 hours ago
Frontier Airlines
Thu, Jul 24 - Thu, Aug 7
STX
St. Croix Island
SJU
San Juan
$79 Roundtrip, found 3 hours ago
$79
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Thu, Jul 24 from St. Croix Island to San Juan, returning Thu, Aug 7, priced at $79 found 3 hours ago
Frontier Airlines
Thu, Jul 24 - Sun, Jul 27
STX
St. Croix Island
SJU
San Juan
$80 Roundtrip, just found
$80
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Jul 24 from St. Croix Island to San Juan, returning Sun, Jul 27, priced at $80 just found
Frontier Airlines
Thu, Jul 17 - Thu, Jul 24
STX
St. Croix Island
SJU
San Juan
$81 Roundtrip, found 3 hours ago
$81
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Thu, Jul 17 from St. Croix Island to San Juan, returning Thu, Jul 24, priced at $81 found 3 hours ago
Frontier Airlines
Thu, Jul 17 - Sun, Jul 27
STX
St. Croix Island
SJU
San Juan
$82 Roundtrip, found 16 hours ago
$82
Roundtrip
found 16 hours ago
Select Frontier Airlines flight, departing Thu, Jul 17 from St. Croix Island to San Juan, returning Sun, Jul 27, priced at $82 found 16 hours ago
JetBlue Airways
Sat, Jul 5 - Tue, Jul 8
STX
St. Croix Island
SJU
San Juan
$84 Roundtrip, just found
$84
Roundtrip
just found
Select JetBlue Airways flight, departing Sat, Jul 5 from St. Croix Island to San Juan, returning Tue, Jul 8, priced at $84 just found
Cape Air
Mon, Aug 25 - Sat, Aug 30
STX
St. Croix Island
SJU
San Juan
$278 Roundtrip, found 3 hours ago
$278
Roundtrip
found 3 hours ago
Select Cape Air flight, departing Mon, Aug 25 from St. Croix Island to San Juan, returning Sat, Aug 30, priced at $278 found 3 hours ago
Spirit Airlines
Sun, Aug 3 - Thu, Aug 7
STX
St. Croix Island
SJU
San Juan
$280 Roundtrip, found 2 days ago
$280
Roundtrip
found 2 days ago
Select Spirit Airlines flight, departing Sun, Aug 3 from St. Croix Island to San Juan, returning Thu, Aug 7, priced at $280 found 2 days ago

Find the cheapest month to fly from Estate Mannings Bay (STX) to San Juan (SJU)

February is typically the cheapest month to fly

From $34 - $140 per traveler.

Graph displaying average flight prices per month

Alternative airports near San Juan

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Luis Munoz Marin Intl. SJU. Cheapest option available. Average driving time to city center is 16 minutes. Flights from $84
SJU
Luis Munoz Marin Intl.
Cheapest
Average driving time to city center16 min
Flights from $84
0
Flights from Christiansted (STX) to San Juan (SJU)
Origin airport
Henry E. Rohlsen
Destination airport
Luis Munoz Marin Intl.
Airlines serving
American Airlines, Cape Air, Frontier Airlines, JetBlue Airways, Silver Airways, Spirit Airlines
Roundtrip price
$68
Distance
94 mi

Christiansted to San Juan Flights

The cheapest times to fly from Christiansted to San Juan

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Christiansted to San Juan are during the month of November. You can find some of the cheapest flights from Christiansted to San Juan with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Christiansted to San Juan

Sunday is one of the best days to book for cheap flights from Christiansted to San Juan: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Christiansted to San Juan

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Christiansted to San Juan in 2025. You can also book with separate airlines for your outbound and return journeys, from $37 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Christiansted to San Juan flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Christiansted to San Juan airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Henry E. Rohlsen Airport (STX) to Luis Munoz Marin Intl. Airport (SJU) cost?
You can pick up cheap return flights starting from $84 from Henry E. Rohlsen Airport (STX) to Luis Munoz Marin Intl. Airport (SJU). This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a JetBlue Airways flight leaving STX on July 29 2025 and touching down at SJU. The price was last updated on July 2 2025 and has not changed since.
What is the cheapest month to fly from STX to SJU?
The cheapest flights from STX to SJU are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Henry E. Rohlsen Airport (STX) to Luis Munoz Marin Intl. Airport (SJU)?
You can pick from 4 airlines that fly directly from Henry E. Rohlsen Airport (STX) to Luis Munoz Marin Intl. Airport (SJU). These include:

  • Silver Airways
  • Cape Air
  • JetBlue Airways

What is the cheapest airline that flies from STX to SJU?
Currently, the cheapest carrier offering one-way flights from STX to SJU is Frontier Airlines. You can take off on this route from $37. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from STX on August 3 2025. Prices were last updated on July 2 2025 and have not changed since.
How many flights per day from Henry E. Rohlsen Airport (STX) to Luis Munoz Marin Intl. Airport (SJU)?
Each day, an average of 8 nonstop flights operate from Henry E. Rohlsen Airport (STX) to Luis Munoz Marin Intl. Airport (SJU). Select the departure time that works for you.
What are the most popular departure times for flights from Henry E. Rohlsen Airport (STX) to Luis Munoz Marin Intl. Airport (SJU)?
The 3 PM departures from STX to SJU are the most sought after. Greater demand means you'll likely pay more for these departures. If you want to save money, pick a less crowded time to fly.
What day of the week has the most flights from STX to SJU?
If you travel on a Friday, you'll get the greatest range of options for flights from Henry E. Rohlsen Airport (STX) to Luis Munoz Marin Intl. Airport (SJU).
What is the earliest flight from Henry E. Rohlsen Airport (STX) to Luis Munoz Marin Intl. Airport (SJU)?
Hop on the earliest flight at around 8:40AM UTC-4, leaving from Henry E. Rohlsen Airport (STX). You'll be flying for about 40m, coming in to land at Luis Munoz Marin Intl. Airport (SJU) at approximately 9:20AM UTC-4.
How long does it take to fly from Henry E. Rohlsen Airport (STX) to Luis Munoz Marin Intl. Airport (SJU)?
It takes about 46 minutes to fly the 95 mi from STX to SJU.
What airline has the least delays from STX to SJU?
JetBlue Airways has the strongest track record for on-time direct flights from Henry E. Rohlsen Airport (STX) to Luis Munoz Marin Intl. Airport (SJU), with an on-time score of 85%. Use the Expedia App to look up your journey status before you take off and get real-time alerts about any changes.
What is the best time to fly from Henry E. Rohlsen Airport (STX) to Luis Munoz Marin Intl. Airport (SJU)?
To avoid potential delays on the Henry E. Rohlsen Airport (STX) to Luis Munoz Marin Intl. Airport (SJU) route, aim to fly before 3 PM. Departures after this hour are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for San Juan from Henry E. Rohlsen Airport (STX)?
Take a direct flight from Henry E. Rohlsen Airport (STX) to San Juan and land at Luis Munoz Marin Intl. Airport (SJU). Another convenient arrival point to this destination is Antonio Rivera Rodriguez Airport (VQS).
Is it cheaper to buy a plane ticket from Henry E. Rohlsen Airport (STX) to Luis Munoz Marin Intl. Airport (SJU) last-minute?
Waiting until just before your trip to book your flight from STX to SJU generally means paying more. Although you may find some last-minute discounts, they're not always guaranteed. Be flexible with your travel plans to maximize your chances of scoring a bargain.
Can I cancel or change the date of my flight from Henry E. Rohlsen Airport (STX) to Luis Munoz Marin Intl. Airport (SJU)?
Typically, it's possible to reschedule or cancel your STX to SJU flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more details on our Customer Service portal.

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*Available to One Key members.