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Cheap Flights from St Louis to San Juan - STL to SJU (reverse)

Popular Flights from St Louis to San Juan

  • Airfare from St Louis to San Juan on AirTran from $401 round trip
  • Airfare from St Louis to San Juan on American from $442 round trip
  • Airfare from St Louis to San Juan on Delta from $442 round trip
  • Airfare from St Louis to San Juan on United from $480 round trip
  • Airfare from St Louis to San Juan on US Airways from $600 round trip

Did You Know?

  • 7 airlines operate between St Louis, MO and San Juan, PR
  • 159 flights per week fly out of St Louis, MO connecting to San Juan, PR
  • The smallest aircraft operated by Iberia flying between St Louis, MO and San Juan, PR is a ERJ with 44 seats.
  • American has the most one stop flights between St Louis, MO and San Juan, PR.
  • The shortest flight between St Louis, MO and San Juan, PR on Iberia is 2,490 miles.
  • Dallas-Fort Worth, TX is the most popular connection for one stop flights between St Louis, MO and San Juan, PR.
  • 95,768 seats are available per day to fly out of St Louis, MO connecting to San Juan, PR
  • The largest aircraft operated by Finnair flying between St Louis, MO and San Juan, PR is a ERJ with 44 seats.

Advance Purchase Prices from St Louis to San Juan

  • Carrier
    0 Days
    1 Day
    3 Days
    7 Days
    10 Days
    14 Days
    21 Days
  • AirTran
    $830
    $830
    $590
    $420
    $360
    $360
    $398
  • American
    $596
    $596
    $646
    $476
    $476
    $476
    $454
  • Continental
    $604
    $604
    $718
    $476
    $578
    $578
    $454
  • Delta
    $876
    $876
    $646
    $476
    $576
    $576
    $454
  • US Airways
    $559
    $559
    $679
    $433
    $639
    $639
    $451
  • United
    $604
    $604
    $718
    $476
    $578
    $578
    $454

Cheap Domestic Flights from St Louis - STL

Flights
Airline
Lowest Price
American, US Airways, Frontier, AirTran, Delta, Alaska, United
$268
United, Delta, US Airways, American, Frontier, AirTran
$239
United, Delta, American, US Airways
$334
Delta, United, AirTran, Frontier, American, US Airways
$263
Delta, Choice One, American, US Airways, United, Alaska
$166
AirTran, Frontier, American, US Airways, United, Alaska, Delta
$304
US Airways, American, AirTran, Frontier, Delta, United, Alaska
$238
AirTran, American, US Airways, United, Frontier
$196
Alaska, Delta, United, American, Frontier, AirTran, US Airways
$160
United, Delta, American, AirTran, US Airways
$218
Frontier, American, Delta, United, Alaska, US Airways, AirTran
$250
US Airways, Delta, United, American, Frontier, AirTran
$291
AirTran, Frontier, United, Alaska, US Airways, American, Delta
$218
United, Delta, American, Frontier
$218
AirTran, Frontier, American, US Airways, United, Delta, Alaska
$263
Delta, US Airways, United, American, AirTran
$210
Alaska, United, Delta, US Airways, American
$769
Cheap Flights from St Louis to San Juan, from $401 Round trip from STL to SJU