Flights Boston to Saint Louis

Find cheap Boston - Saint Louis flights with our free flight search engine. Compare all available fares for direct flights to Saint Louis. Search and find the best fares and deals for Boston to Saint Louis flights. Find your cheap flight to Saint Louis (STL) among many online travel agencies, traditional airlines as well as low cost carriers.

Jetcost is a price comparison service for flights to Saint Louis airport. You can also compare hotels in Saint Louis and Saint Louis car rentals.
Compare flights from Boston to Saint Louis on regular or low cost flights and find the best BOS - STL flight prices on Jetcost.
Weather forecast for Saint Louis
  • Monday 23
    Min 1 °C
    Max 8 °C
  • Tuesday 24
    Min 7 °C
    Max 11 °C
  • Wednesday 25
    Min -1 °C
    Max 7 °C
  • Thursday 26
    Min -2 °C
    Max 3 °C
  • Friday 27
    Min -3 °C
    Max 4 °C
Climate in Saint Louis
  • Cold
     
     
     
     
    Hot
  •  
    Rain (mm)
    Days of rain
  • January
    1 °C
    69.00
    15
  • February
    3 °C
    57.00
    12
  • March
    8 °C
    83.00
    15
  • April
    14 °C
    104.00
    17
  • May
    19 °C
    129.00
    18
  • June
    24 °C
    103.00
    14
  • July
    26 °C
    100.00
    13
  • August
    26 °C
    73.00
    12
  • September
    21 °C
    76.00
    10
  • October
    15 °C
    71.00
    12
  • November
    8 °C
    86.00
    12
  • December
    2 °C
    64.00
    14