Flights from San Antonio to San Juan (Puerto Rico)

Our cheapest offers for flights from San Antonio to San Juan (Puerto Rico)

Here you can compare cheap flights from San Antonio (SAT) to San Juan (Puerto Rico) (SJU) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to San Juan (Puerto Rico). Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Best option
San Antonio
San Juan (Puerto Rico)
Outbound
09/19/25
direct
NK0448
05h 00min
Return
09/29/25
direct
NK0449
05h 20min
Spirit Airlines
$283
San Antonio
San Juan (Puerto Rico)
Pay attention to transfer at connecting flight
Outbound
09/04/25
2 Stopovers (ATL, MCO)
NK1197, NK3135, NK3166
12h 02min
Return
09/28/25
2 Stopovers (MCO, ATL)
NK3164, NK3377, NK1196
34h 08min
Spirit Airlines
$398
San Antonio
San Juan (Puerto Rico)
Outbound
09/19/25
direct
NK0448
05h 00min
Return
09/29/25
direct
NK0449
05h 20min
Spirit Airlines
$287
San Antonio
San Juan (Puerto Rico)
Outbound
09/19/25
direct
NK0448
05h 00min
Return
09/29/25
direct
NK0449
05h 20min
Spirit Airlines
$296
San Antonio
San Juan (Puerto Rico)
Outbound
09/19/25
direct
NK0448
05h 00min
Return
09/29/25
direct
NK0449
05h 20min
Spirit Airlines
$302
San Antonio
San Juan (Puerto Rico)
Outbound
09/19/25
2 Stopovers (DFW, MIA)
AA0499, AA3189, AA1613
16h 05min
Return
09/29/25
1 Stopover (MIA)
AA1341, AA1468
12h 14min
American Airlines ?
$327
San Antonio
San Juan (Puerto Rico)
Outbound
10/18/25
2 Stopovers (LAX, DFW)
NK0849, NK3710, NK3707
15h 37min
Return
11/17/25
direct
NK0449
05h 20min
Spirit Airlines
$333
San Antonio
San Juan (Puerto Rico)
Outbound
09/19/25
2 Stopovers (DFW, MIA)
AA0499, AA3189, AA1613
16h 05min
Return
09/29/25
1 Stopover (MIA)
AA1329, AA1468
08h 11min
American Airlines ?
$343
San Antonio
San Juan (Puerto Rico)
Outbound
09/19/25
2 Stopovers (DFW, MIA)
AA2374, AA3290, AA1329
19h 05min
Return
09/29/25
1 Stopover (EWR)
UA2219, UA0591
11h 30min
American Airlines ?
$346
San Antonio
San Juan (Puerto Rico)
Outbound
10/18/25
1 Stopover (DFW)
AA2616, AA2437
07h 54min
Return
11/17/25
1 Stopover (MIA)
AA1893, AA1468
08h 31min
American Airlines ?
$395
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from San Antonio to San Juan (Puerto Rico)

Favorite airline: Spirit Airlines
The favorite airline for flights from San Antonio to San Juan (Puerto Rico) is Spirit Airlines.
Spirit Airlines
44 %
United Airlines
31 %
Delta
12 %
Favourite connection: via Orlando
50 % of booked tickets on this route are for flights with a transfer in Orlando.
Route
bookings
1 stopover Orlando International Airport, FL
09h 09min, from $467
50 %
1 stopover Houston - George Bush Intercontinental Airport, TX
09h 05min, from $526
36 %
1 stopover Hartsfield-Jackson Atlanta International Airport, GA
07h 02min, from $453
14 %

Important flight information

Flight information: San Antonio - San Juan (Puerto Rico)

Roundtrip from $282.65
Distance 3511 km
Departure airport Airport San Antonio International Airport, TX (SAT)
Arrival airport Airport San Juan - Luis Muñoz Marín International Airport (SJU)
Destination country Flights to Puerto Rico
Alternative flights to San Juan (Puerto Rico)
Flight destinations with a similar price