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Cheap Flights from St Louis to Buffalo - STL to BUF

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182,358 seats are available per week to fly from St Louis, MO to Buffalo.
You must make at least one connection to fly from St Louis, MO to Buffalo.
There are 4364 flights from St Louis, MO to Buffalo per week.
Delta Air Lines has 484 connecting flights between St Louis, MO and Buffalo.

Cheap Domestic Flights from St Louis - STL

Flights
Airline
Lowest Price
AirTran, American, US Airways, United, Frontier
$269
Delta, Air Choice One, American, US Airways, United, Alaska
$181
United, US Airways, Delta, AirTran, American
$346
United, Delta, American, AirTran, US Airways
$216
Delta, US Airways, American, United, AirTran
$247
United, Delta, US Airways, American, AirTran
$227
American, United, Delta, US Airways, AirTran
$294
American, Delta, US Airways, United
$261
AirTran, American, Delta, US Airways, United
$260
AirTran, American, US Airways, Delta, United
$276
US Airways, Delta, United, American
$286
AirTran, United, Delta, American, US Airways
$373
United, Delta, American, Frontier
$192
American, US Airways, United, Delta
$346
United, Delta, US Airways
$351
United, Delta, US Airways, American, AirTran
$282
Delta, US Airways, United
$321
US Airways, Delta, United
$321
US Airways, United, Delta, AirTran
$330
US Airways, American, United, Delta
$331
AirTran, US Airways, American, Delta, United
$269
United, Delta, US Airways, American, Frontier, AirTran
$157

Cheap Domestic Flights to Buffalo - BUF

Flights
Airline
Lowest Price
Delta, American, US Airways, United
$474
American
$351
American, Delta
$292
US Airways, American, United
$327

Cheap International Flights from St Louis - STL

Flights
Airline
Lowest Price
United, Delta, US Airways, American, WestJet, Air Canada
$408
Air Canada, United
$510
WestJet, US Airways, American, Delta, United, Air Canada
$404

Cheap International Flights to Buffalo - BUF

Flights
Airline
Lowest Price
US Airways, United, American, Delta
$344
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Cheap Flights from St Louis to Buffalo, from $346 Round trip from STL to BUF