Are direct San Juan to St Croix Island flights available?
Yes. The current route snapshot includes 3 non-stop options. Availability can change by travel date, so recheck before payment.
SJU to STX
San Juan to St Croix Island Flights from US$211 + Up to 20% Off
Compare fares, departure times, stops and baggage details for this route, then open the full search when you are ready to check current availability and complete booking.
Live fares from the airlines
No hidden charges
Transparent cancellation policy
24×7 booking support
Cheapest fareUS$211Cape Air
Fastest0h 50mgate to gate
Options today37flights on this route
Live flights for Tue, 18 Aug 2026
Review fares, stops, timings and baggage. Use Search or View all flights for the complete search result.
Showing flight options for the selected travel date.
Currency: USD
Cape Air
9K-2491
07:30
2026-08-18
San Juan (SJU)
Luis Munoz Marin Intl
Luis Munoz Marin Intl0H :50 M
Non Stop
08:20
2026-08-18
St Croix Island (STX)
Alex Hamilton
Alex Hamilton
FLYX20 Applied
$203
$211
Cape Air
9K-2471
15:25
2026-08-18
San Juan (SJU)Luis Munoz Marin Intl
Luis Munoz Marin Intl0H :50 M
Non Stop
16:15
2026-08-18
St Croix Island (STX)Alex Hamilton
Alex Hamilton
FLYX20 Applied
$203
$211
Cape Air
9K-2451
18:48
2026-08-18
San Juan (SJU)Luis Munoz Marin Intl
Luis Munoz Marin Intl0H :50 M
Non Stop
19:38
2026-08-18
St Croix Island (STX)Alex Hamilton
Alex Hamilton
FLYX20 Applied
$213
$221
Cape Air
9K-8151
07:15
2026-08-18
San Juan (SJU)Luis Munoz Marin Intl
Luis Munoz Marin Intl2H :38 M
1 Stop
STT
· 1h 38m St Thomas (STT), Virgin Islands (US)
09:53
2026-08-18
St Croix Island (STX)Alex Hamilton
Alex Hamilton
FLYX20 Applied
$323
$331
Cape Air
9K-8151
07:15
2026-08-18
San Juan (SJU)Luis Munoz Marin Intl
Luis Munoz Marin Intl4H :19 M
1 Stop
STT
· 3h 19m St Thomas (STT), Virgin Islands (US)
11:34
2026-08-18
St Croix Island (STX)Alex Hamilton
Alex Hamilton
FLYX20 Applied
$323
$331
Cape Air
9K-8151
07:15
2026-08-18
San Juan (SJU)Luis Munoz Marin Intl
Luis Munoz Marin Intl7H :29 M
1 Stop
STT
· 6h 29m St Thomas (STT), Virgin Islands (US)
14:44
2026-08-18
St Croix Island (STX)Alex Hamilton
Alex Hamilton
FLYX20 Applied
$323
$331
Cape Air
9K-8151
07:15
2026-08-18
San Juan (SJU)Luis Munoz Marin Intl
Luis Munoz Marin Intl8H :10 M
1 Stop
STT
· 7h 10m St Thomas (STT), Virgin Islands (US)
15:25
2026-08-18
St Croix Island (STX)Alex Hamilton
Alex Hamilton
FLYX20 Applied
$323
$331
Cape Air
9K-8151
07:15
2026-08-18
San Juan (SJU)Luis Munoz Marin Intl
Luis Munoz Marin Intl9H :55 M
1 Stop
STT
· 8h 55m St Thomas (STT), Virgin Islands (US)
17:10
2026-08-18
St Croix Island (STX)Alex Hamilton
Alex Hamilton
FLYX20 Applied
$323
$331
Cape Air
9K-8151
07:15
2026-08-18
San Juan (SJU)Luis Munoz Marin Intl
Luis Munoz Marin Intl12H :55 M
1 Stop
STT
· 11h 55m St Thomas (STT), Virgin Islands (US)
20:10
2026-08-18
St Croix Island (STX)Alex Hamilton
Alex Hamilton
FLYX20 Applied
$323
$331
Cape Air
9K-8051
09:39
2026-08-18
San Juan (SJU)Luis Munoz Marin Intl
Luis Munoz Marin Intl1H :55 M
1 Stop
STT
· 0h 55m St Thomas (STT), Virgin Islands (US)
11:34
2026-08-18
St Croix Island (STX)Alex Hamilton
Alex Hamilton
FLYX20 Applied
$323
$331
Cape Air
9K-8051
09:39
2026-08-18
San Juan (SJU)Luis Munoz Marin Intl
Luis Munoz Marin Intl5H :05 M
1 Stop
STT
· 4h 05m St Thomas (STT), Virgin Islands (US)
14:44
2026-08-18
St Croix Island (STX)Alex Hamilton
Alex Hamilton
FLYX20 Applied
$323
$331
Cape Air
9K-8051
09:39
2026-08-18
San Juan (SJU)Luis Munoz Marin Intl
Luis Munoz Marin Intl5H :46 M
1 Stop
STT
· 4h 46m St Thomas (STT), Virgin Islands (US)
15:25
2026-08-18
St Croix Island (STX)Alex Hamilton
Alex Hamilton
FLYX20 Applied
$323
$331
Cape Air
9K-8051
09:39
2026-08-18
San Juan (SJU)Luis Munoz Marin Intl
Luis Munoz Marin Intl7H :31 M
1 Stop
STT
· 6h 31m St Thomas (STT), Virgin Islands (US)
17:10
2026-08-18
St Croix Island (STX)Alex Hamilton
Alex Hamilton
FLYX20 Applied
$323
$331
Cape Air
9K-8051
09:39
2026-08-18
San Juan (SJU)Luis Munoz Marin Intl
Luis Munoz Marin Intl10H :31 M
1 Stop
STT
· 9h 31m St Thomas (STT), Virgin Islands (US)
20:10
2026-08-18
St Croix Island (STX)Alex Hamilton
Alex Hamilton
FLYX20 Applied
$323
$331
Cape Air
9K-8331
18:45
2026-08-18
San Juan (SJU)Luis Munoz Marin Intl
Luis Munoz Marin Intl12H :40 M
1 Stop
STT
· 11h 40m St Thomas (STT), Virgin Islands (US)
07:25
2026-08-19
St Croix Island (STX)Alex Hamilton
Alex Hamilton
FLYX20 Applied
$374
$382
Cape Air
9K-8331
18:45
2026-08-18
San Juan (SJU)Luis Munoz Marin Intl
Luis Munoz Marin Intl13H :55 M
1 Stop
STT
· 12h 55m St Thomas (STT), Virgin Islands (US)
08:40
2026-08-19
St Croix Island (STX)Alex Hamilton
Alex Hamilton
FLYX20 Applied
$374
$382
Cape Air
9K-8331
18:45
2026-08-18
San Juan (SJU)Luis Munoz Marin Intl
Luis Munoz Marin Intl15H :08 M
1 Stop
STT
· 14h 08m St Thomas (STT), Virgin Islands (US)
09:53
2026-08-19
St Croix Island (STX)Alex Hamilton
Alex Hamilton
FLYX20 Applied
$374
$382
Cape Air
9K-8331
18:45
2026-08-18
San Juan (SJU)Luis Munoz Marin Intl
Luis Munoz Marin Intl16H :49 M
1 Stop
STT
· 15h 49m St Thomas (STT), Virgin Islands (US)
11:34
2026-08-19
St Croix Island (STX)Alex Hamilton
Alex Hamilton
FLYX20 Applied
$374
$382
Cape Air
9K-8331
18:45
2026-08-18
San Juan (SJU)Luis Munoz Marin Intl
Luis Munoz Marin Intl19H :59 M
1 Stop
STT
· 18h 59m St Thomas (STT), Virgin Islands (US)
14:44
2026-08-19
St Croix Island (STX)Alex Hamilton
Alex Hamilton
FLYX20 Applied
$384
$392
Cape Air
9K-8111
14:00
2026-08-18
San Juan (SJU)Luis Munoz Marin Intl
Luis Munoz Marin Intl3H :10 M
1 Stop
STT
· 2h 10m St Thomas (STT), Virgin Islands (US)
17:10
2026-08-18
St Croix Island (STX)Alex Hamilton
Alex Hamilton
FLYX20 Applied
$394
$402
Cape Air
9K-8111
14:00
2026-08-18
San Juan (SJU)Luis Munoz Marin Intl
Luis Munoz Marin Intl6H :10 M
1 Stop
STT
· 5h 10m St Thomas (STT), Virgin Islands (US)
20:10
2026-08-18
St Croix Island (STX)Alex Hamilton
Alex Hamilton
FLYX20 Applied
$394
$402
Cape Air
9K-8111
14:00
2026-08-18
San Juan (SJU)Luis Munoz Marin Intl
Luis Munoz Marin Intl17H :25 M
1 Stop
STT
· 16h 25m St Thomas (STT), Virgin Islands (US)
07:25
2026-08-19
St Croix Island (STX)Alex Hamilton
Alex Hamilton
FLYX20 Applied
$394
$402
Recommended hotels in St Croix Island
Stay options near the arrival city for the same travel date.
Caravelle on St.Croix
- 44a Queen Cross Street ,
Free WiFiACBreakfast
Room availability is checked live
Cape Air
9K-8111
14:00
2026-08-18
San Juan (SJU)Luis Munoz Marin Intl
Luis Munoz Marin Intl18H :40 M
1 Stop
STT
· 17h 40m St Thomas (STT), Virgin Islands (US)
08:40
2026-08-19
St Croix Island (STX)Alex Hamilton
Alex Hamilton
FLYX20 Applied
$394
$402
Cape Air
9K-8111
14:00
2026-08-18
San Juan (SJU)Luis Munoz Marin Intl
Luis Munoz Marin Intl19H :53 M
1 Stop
STT
· 18h 53m St Thomas (STT), Virgin Islands (US)
09:53
2026-08-19
St Croix Island (STX)Alex Hamilton
Alex Hamilton
FLYX20 Applied
$394
$402
Cape Air
9K-8251
15:40
2026-08-18
San Juan (SJU)Luis Munoz Marin Intl
Luis Munoz Marin Intl4H :30 M
1 Stop
STT
· 3h 30m St Thomas (STT), Virgin Islands (US)
20:10
2026-08-18
St Croix Island (STX)Alex Hamilton
Alex Hamilton
FLYX20 Applied
$394
$402
Cape Air
9K-8251
15:40
2026-08-18
San Juan (SJU)Luis Munoz Marin Intl
Luis Munoz Marin Intl15H :45 M
1 Stop
STT
· 14h 45m St Thomas (STT), Virgin Islands (US)
07:25
2026-08-19
St Croix Island (STX)Alex Hamilton
Alex Hamilton
FLYX20 Applied
$394
$402
No flights match the selected filters. Clear filters or open full search.
Fare highlights
Selected flight highlights for 18 Aug 2026.
Lowest fare
$211
Cape Air
07:30
Earliest departure
$789
American Airlines
06:00
Shortest duration
$211
Cape Air
07:30
Night
00:00-05:59
No option
Open full search for more
Morning
06:00-11:59
$211
Cape Air at 07:30
Afternoon
12:00-17:59
$211
Cape Air at 15:25
Evening
18:00-23:59
$221
Cape Air at 18:48
San Juan to St Croix Island flight booking guide
Quick answers to the most common questions about flying San Juan to St Croix Island.
Best time or month to book
There is no permanently cheapest month because airline inventory changes continuously. As a practical starting point, compare nearby dates and begin checking international trips 6–12 weeks before departure; peak holidays may need earlier booking.
Cheapest days for this route
Among the dates currently shown, Tuesday has the lowest displayed fare at $211. This is a live snapshot, not a guaranteed weekly rule.
Baggage rules
Allowance is fare-specific, not just airline-specific. Current cards show examples such as 0 Pieces check-in baggage. Open the fare choices and verify cabin/check-in baggage before continuing.
Cancellation and refund explanation
Refundable and non-refundable labels are shown on each card. Exact airline cancellation charges, no-show rules and refund timelines are verified for the selected fare before booking; promotional discounts and applicable charges are adjusted from any refund.
Secure booking support
FlyX rechecks the live fare before payment, shows the payable amount and provides 24×7 booking support. Payment, refund, cancellation and help links are available in the footer.
Airlines flying from San Juan to St Croix Island
Compare fares, stops, baggage and refundability across the airlines flying this route.
Cape Air San Juan to St Croix Island flights
Cape Air cheap flights San Juan to St Croix Island
Fares start from $211 on this route.
San Juan to St Croix Island direct Cape Air flights
3 non-stop flights currently available.
San Juan to St Croix Island Cape Air flight schedule
35 departures — compare timings in the list above.
San Juan to St Croix Island flight details
| Cheapest fare | US$211 · Tue, 18 Aug |
|---|---|
| Fastest flight duration | 0h 50m · Cape Air |
| First departure of the day | 06:00 · American Airlines |
| Last departure of the day | 18:48 · Cape Air |
| Flights currently available | 37 |
| Direct / non-stop options | 3 |
| Popular airlines on this route | Cape Air, American Airlines |
| Airport codes | San Juan–SJU, St Croix Island–STX |
Fares and timings are indicative — the exact price is confirmed with the airline when you search.
San Juan to St Croix Island flight schedule, timing and fares
San Juan to St Croix Island flight schedule and timing
Around 37 flights operate on this route, including 3 non-stop options. Departures run through the day — the first flight leaves around 06:00 and the last around 18:48. The fastest flight takes about 0h 50m.
Morning vs evening San Juan–St Croix Island fares
Lowest fare by departure window: Morning from $211, Afternoon from $211, Evening from $221. Early-morning and late-night flights are often cheaper than peak daytime slots.
What is today’s lowest airfare from San Juan to St Croix Island?
The lowest fare we are currently showing is US$211, on a Tuesday departure. Airfares change through the day, so search your dates for the exact price.
Should I book one-way or round-trip for San Juan to St Croix Island?
Domestic fares are usually priced per leg, so two one-ways often cost about the same as a round-trip and keep your return date flexible. Round-trip is worth choosing when you want a single PNR for both legs, and eligible coupons like FLYX20 apply either way.
Which airlines should I consider for San Juan to St Croix Island?
Cape Air (35 flights, from $211), American Airlines (2 flights, from $789). Compare fare type, baggage and refundability — the cheapest airline is not always the best value for your dates.
Web check-in for your San Juan to St Croix Island flight
Most airlines open web check-in 24–48 hours before departure on their own website or app using your PNR. Checking in early lets you pick better seats free of charge on many fares; FlyX also links every booking’s airline check-in page from Web Check-in.
How to book a San Juan to St Croix Island flight on FlyX
- 1Enter your travel details
Choose one-way or round-trip, pick your dates and travellers in the search form above.
- 2Compare live results
Sort or filter the San Juan–St Croix Island results by price, departure time, stops and airline.
- 3Open the fare choices
Check baggage allowance and refundability for each fare type before continuing.
- 4Review the final price
FlyX rechecks the live fare with the airline; any eligible coupon is applied automatically.
- 5Pay securely
UPI, cards, net banking and wallets supported; your e-ticket is emailed within minutes.
Why book your San Juan to St Croix Island flight with FlyX?
If you are looking for San Juan to St Croix Island flight tickets at the best possible fare, FlyX keeps the process simple and transparent. Enter your dates and travellers, compare live fares across every major airline on this route, and filter by price, departure time, stops or airline to find the flight that actually fits your plan. Every fare you see is rechecked live with the airline before payment, so the price you approve is the price you pay — no hidden charges added at checkout.
And that is not all — eligible discounts like FLYX20 are applied automatically on the review page, payments run over 256-bit SSL with UPI, cards, net banking and wallets, and our 24x7 support team backs every booking as an IATA-accredited travel company. Refund and cancellation rules are shown clearly for each fare before you pay, and your e-ticket lands in your inbox within minutes. So why wait? Book your San Juan to St Croix Island flight on FlyX and take off with genuine savings today.
San Juan to St Croix Island flight offers & coupon codes
| Coupon code | Offer | Max saving |
|---|---|---|
| FLYX20 | Up to 20% Off on Flights | ₹1,500 |
Your discount is applied automatically on the review page before you pay. View full terms.
Frequently asked questions - San Juan to St Croix Island flights
Is it worth booking San Juan to St Croix Island flights in advance?
Yes, booking flights in advance helps you secure cheap flight tickets. Comparing air ticket prices 3–4 weeks early gives you better visibility of airline timings, baggage policies, and fare rules before high-demand periods push prices up.
How far is San Juan from St Croix Island by air?
The approximate direct air distance between San Juan (SJU) and St Croix Island (STX) is 151.33 km. The actual flight duration and route path vary depending on airline schedules and wind conditions.
Are there non-stop flights from SJU to STX?
Non-stop flight availability depends on the airline schedule and departure date. You can filter the live search results by stops to view direct flights, one-stop connections, and transit flights instantly.
Why does the price change after clicking Book Now?
Airline seat inventory and airfares change dynamically in real-time. Selecting 'Book Now' runs a live fare verification check to ensure you get the most accurate price before final booking confirmation.
Can I compare nearby dates?
Yes, you can easily compare flights for nearby dates. Select any date on the date calendar strip to refresh the fares, compare air ticket pricing, and choose the most budget-friendly travel day.
San Juan to St Croix Island - what to expect when booking
The SJU to STX cards above show selected flight options. Airline prices and seat availability can move quickly, so the final fare is rechecked in the booking flow.
Approx route distance: 151.33 km.
Before you book
Compare nearby dates
The date strip opens the complete search result for the route and selected date.
Use filters
Shortlist by price, stops, departure time and refundable fare preference.
Check fare choices
Continue to Booking opens the verified fare choices, including baggage and refundability, before review.
Book Cheapest Flight from San Juan to St Croix Island on FlyX
Securing the best airfare from San Juan to St Croix Island is all about planning. FlyX's real-time fare tracking system allows you to check flight options and lock in the lowest ticket prices before they rise:
- Book at least 3-4 weeks in advance to secure the most competitive San Juan to St Croix Island airfares.
- Consider traveling mid-week (Tuesdays or Wednesdays) to bypass weekend pricing surges.
- Early morning or late-night departure flights consistently offer lower fares than afternoon slots.
- Use our live calendar view above to easily spot fare changes on nearby dates.
Find the Lowest airfare from San Juan to St Croix Island
| Cheapest Fare | Fare | Date | Airline | Departure |
|---|---|---|---|---|
| Lowest Airfare Today | $211 | 18/08/2026 | Cape Air | 07:30 |
| Cheapest Airfare Within 30 Days | $207 | 29/08/2026 | Cape Air | 07:30 |
| Cheapest Airfare Within 90 Days | $201 | 28/10/2026 | Cape Air | 07:30 |
Book San Juan to St Croix Island Flight Tickets on FlyX
Planning to fly from San Juan to St Croix Island? FlyX lets you compare flight rates, airline timings, layovers, and baggage allowances all in one simple list. From quick non-stop routes to flexible connecting options, finding and booking cheap air tickets has never been easier.
San Juan to St Croix Island Flight Distance, Duration and Time
The aerial distance between San Juan and St Croix Island is approximately 151 KM. The flight duration ranges from 0H :50 M up to 20H :40 M depending on whether you book a non-stop flight or a connecting schedule with layovers.
San Juan to St Croix Island Flight Schedule and Timing
Around 37 flights operate on this route, providing plenty of choices for your travel window. The earliest morning flight departs from San Juan at 06:00, while the last night flight leaves at 18:48. Flights depart from Luis Munoz Marin Intl and land at Alex Hamilton.
Flight Route Details & Analysis
| Flight Details | Information |
|---|---|
| Route | San Juan to St Croix Island |
| Aerial Distance | 151 KM |
| Flight Duration | 0H :50 M - 20H :40 M |
| Airport Codes | San Juan - SJU, St Croix Island - STX |
| Total Flights Available | 37 flights (3 direct) |
| First Flight Departure | Departs at 06:00 |
| Last Flight Departure | Departs at 18:48 |
| Early Morning Flights (12 AM - 8 AM) | 8 direct/indirect flights |
| Morning Flights (8 AM - 12 PM) | 5 direct/indirect flights |
| Afternoon Flights (12 PM - 4 PM) | 12 direct/indirect flights |
| Evening Flights (4 PM - 8 PM) | 12 direct/indirect flights |
| Night Flights (8 PM - 12 AM) | 0 direct/indirect flights |
Airport Information & Terminals
SJU: San Juan airport. Airport access in San Juan depends on arrival time, terminal, hotel location and local traffic. Confirm the airport name on the ticket, then choose between official taxi, app cab, airport bus, rail or hotel transfer based on luggage and time of day.
STX: St. Croix airport. Airport access in St. Croix depends on arrival time, terminal, hotel location and local traffic. Confirm the airport name on the ticket, then choose between official taxi, app cab, airport bus, rail or hotel transfer based on luggage and time of day.
STX: St. Croix airport. Airport access in St. Croix depends on arrival time, terminal, hotel location and local traffic. Confirm the airport name on the ticket, then choose between official taxi, app cab, airport bus, rail or hotel transfer based on luggage and time of day.
