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Cheap Flights from Harlingen to St Louis - HRL to STL

Did You Know?

United Airlines has 487 connecting flights between Harlingen, TX and St Louis.
You must make at least one connection to fly from Harlingen, TX to St Louis.
There are 1918 flights from Harlingen, TX to St Louis per week.
76,679 seats are available per week to fly from Harlingen, TX to St Louis.

Cheap Domestic Flights from Harlingen - HRL

Flights
Airline
Lowest Price
Sun Country, United
$419
AirTran, Sun Country, United, Delta
$223
United, Delta, AirTran
$322
AirTran, Sun Country, Delta, United
$359
Sun Country, United
$357

Cheap Domestic Flights to St Louis - STL

Flights
Airline
Lowest Price
American, United, Alaska
$196
American, United
$315
American, United, Alaska
$196
American, United
$339
American, United
$315
American, United
$315
American, United
$315
United, American
$315
American, United
$376
American, AirTran, United
$279
United, American
$315
American, United
$315
AirTran, American, United
$355
American, United
$346
American, United
$339
American, United
$303
American, United
$537
American, United
$315

Cheap International Flights to St Louis - STL

Flights
Airline
Lowest Price
LAN, AeroMexico, American, Delta, United
$268
American, United, Delta, AeroMexico
$723
American, AeroMexico, Volaris, United, Delta, LAN
$359
LAN, United, AeroMexico, Delta, American
$679
American, United
$451
Aeromar, United, American
$420
Cheap Flights from Harlingen to St Louis, from $335 Round trip from HRL to STL