San Juan to Castries (SJU–SLU) — Airlines, Schedules & Connections

SJU Airport Page →
451 mi airlines 1/wk
On-time Some delays Frequent delays
Connecting Flight Schedule 7 1-stop flights Verified 3d ago
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  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop

No flights match your filters.

No nonstop flights on this route. connecting options below.

✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
San Juan to Castries
1 carrier, 1 flights/week nonstop.
1 Airlines 1 Flights/wk 451 mi 1h 56m nonstop 7 1-stop hubs

SJU–SLU is served by 1 airline with nonstop service. Tradewind Aviation leads the route. The flight covers 451 miles in approximately 1h 56m. Beyond nonstop, 7 hubs offer 1-stop connections.

Also explore SJU Routes SLU Routes SJU Live Flights SLU Live Flights SJU Delays
Carriers on this route

Airline Landscape

All carriers operating nonstop SJU–SLU service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
TJ Tradewind Aviation 1 – – 95% – –
Alliance coverage
Unaffiliated: TJ (1 flights/wk, 100%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.
Connections

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for SJU to SLU.
1-STOP
One-Stop Connections
7
Hubs
~3h
Fastest
~12h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
36
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
0h
Castries is 0 hours the same as San Juan.
SJU: AST · SLU: AST

When it's 6:00 PM in San Juan, it's 6:00 PM in Castries.
Distance & Flight Time
451 mi / 726 km
Nonstop flight time is approximately 1h 56m.
Facts

SJU–SLU Quick Facts

Key statistics for the San Juan to Castries route.
Route details
Distance451 mi / 726 km
Flight time1h 56m
Time difference0 hours
Airlines (nonstop)1
Weekly flights1 out
1-stop connections7 hubs
Origin: SJU
Full nameLuis Munoz Marin International Airport
IATA / ICAOSJU / TJSJ
TimezoneAmerica/Puerto_Rico
Passengers/yr13.0M
Elevation9 ft / 3 m
Destination: SLU
Full nameGeorge F. L. Charles Airport
IATA / ICAOSLU / TLPC
TimezoneAmerica/St_Lucia
Elevation22 ft / 7 m
FAQ

Frequently Asked Questions

Common questions about SJU to SLU flights.
Nonstop flights from Luis Munoz Marin International Airport to George F. L. Charles Airport take approximately 1h 56m. The route covers 451 miles.
1 airline operates nonstop service: Tradewind Aviation.
There are approximately 1 nonstop flights per week from SJU to SLU.
Yes, 1-stop connections are available through FDF, SVD, BGI, PTP, POS, MIA and DOM. These options provide additional schedule flexibility.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from SJU to SLU

Luis Munoz Marin International Airport (SJU) and George F. L. Charles Airport (SLU) are connected by nonstop service from Tradewind Aviation. With 1 weekly departures, this is a regularly served route.

SJU to SLU Flight Duration and Schedule

Nonstop flight time from SJU to SLU ranges from 1 hours 56 minutes. The route covers a distance of 451 miles (726 km).

Connecting Options and Alternatives

7 one-stop connections are available, with the fastest taking approximately 3 hours via FDF. Two-stop connections are also available via intermediate hubs.