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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
$416
AirTran, Sun Country, United, Delta
$163
United, Delta, AirTran
$299
AirTran, Sun Country, Delta, United
$314
Sun Country, United
$345

Cheap Domestic Flights to St Louis - STL

Flights
Airline
Lowest Price
American, United, Alaska
$194
American, United
$318
American, United, Alaska
$194
American, United
$339
American, United
$315
American, United
$315
American, United
$315
United, American
$315
American, United
$374
American, AirTran, United
$279
United, American
$315
American, United
$315
AirTran, American, United
$353
American, United
$346
American, United
$346
American, United
$301
American, United
$537
American, United
$315

Cheap International Flights to St Louis - STL

Flights
Airline
Lowest Price
LAN, AeroMexico, American, Delta, United
$394
American, United, Delta, AeroMexico
$471
American, AeroMexico, Volaris, United, Delta, LAN
$359
LAN, United, AeroMexico, Delta, American
$679
American, United
$452
Aeromar, United, American
$420
Cheap Flights from Harlingen to St Louis, from $330 Round trip from HRL to STL