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Cheap Flights from Boston to St Louis (BOS - STL)

DepartReturn
1 adult
Note: some airlines charge for infants in laps.
The price shown for each flight will be the average for all passengers including any infants.
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Best fares from BOS to STL (Found by others)

Sun Mon Tue Wed Thu Fri Sat
          1 $466 2 $464
3 $453 4 $435 5 $394 6 $400 7 $371 8 $371 9 $444
10 $474 11 $503 12 $343 13 $343 14 $332 15 $392 16 $416
17 $351 18 $385 19 $235 20 $235 21 $235 22 $289 23 $208
24 $294 25 $310 26 $350 27 $250 28 $247 29 $297 30 $277
31 $416            
KAYAK searches hundreds of sites to find the best rate for your next flight from Boston to St Louis. Get the best flight deal for your St Louis trip!
Here's how it works. Search KAYAK for a flight ticket from Boston to St Louis. Sort, filter and compare results on one web page. Then book your plane ticket direct on the airline or travel agent site of your choice!
Select an airline:  AirTran
Direct flights BOS to STL on AirTran
Flight # Depart BOS Arrive STL Sun Mon Tue Wed Thu Fri Sat Valid Between
6216 8:10 am 10:10 am Aug 10 - Aug 24
2722 8:15 am 10:15 am Aug 31 - Aug 31
2842 9:15 am 11:15 am Aug 2 - Aug 9
2126 6:15 pm 8:25 pm Jul 29 - Aug 8