Welcome | Sign out

Cheap Flights from St Louis to Buenos Aires - STL to BUE (reverse)

Popular Flights from St Louis to Buenos Aires

  • Airfare from St Louis to Buenos Aires on United from $1155 round trip
  • Airfare from St Louis to Buenos Aires on American from $1158 round trip
  • Airfare from St Louis to Buenos Aires on Delta from $1158 round trip
  • Airfare from St Louis to Buenos Aires on Lan from $1270 round trip
  • Airfare from St Louis to Buenos Aires on Aeromexico from $1439 round trip

Did You Know?

  • 9 airlines operate between St Louis, MO and Buenos Aires, AR
  • 114 flights per week fly out of St Louis, MO connecting to Buenos Aires, AR
  • Lan has 101 two stops or more flights between St Louis, MO and Buenos Aires, AR.
  • 83,628 seats are available per day to fly out of St Louis, MO connecting to Buenos Aires, AR
  • The smallest aircraft operated by Delta flying between St Louis, MO and Buenos Aires, AR is a CRJ with 50 seats.
  • The shortest flight between St Louis, MO and Buenos Aires, AR on United is 5,742 miles.
  • Houston, TX is the most popular connection for one stop flights between St Louis, MO and Buenos Aires, AR.
  • The largest aircraft operated by US Airways flying between St Louis, MO and Buenos Aires, AR is a CRJ with 66 seats.

Advance Purchase Prices from St Louis to Buenos Aires

  • Carrier
    0 Days
    1 Day
    3 Days
    7 Days
    10 Days
    14 Days
    21 Days
  • Air Canada
    $1115
    $1115
    $1115
    $1115
    $1115
    $1115
    $1115
  • American
    $1927
    $1927
    $1927
    $1927
    $1927
    $1927
    $1927
  • Continental
    $1924
    $1924
    $1879
    $1759
    $1759
    $1409
    $1209
  • Copa
    $5289
    $5289
    $5289
    $1865
    $1865
    $1865
    $1865
  • Delta
    $1947
    $1947
    $1947
    $4967
    $4967
    $4967
    $4967
  • Lan
    $1927
    $1927
    $1927
    $1927
    $1927
    $1927
    $1927
  • US Airways
    $2517
    $2517
    $2517
    $2517
    $2517
    $2517
    $2517
  • United
    $1924
    $1924
    $1879
    $1759
    $1759
    $1409
    $1209

Cheap International Flights from St Louis - STL

Flights
Airline
Lowest Price
Cheap Flights from St Louis to Buenos Aires, from $1155 Round trip from STL to BUE