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Cheap Flights from Harlingen to St Louis - HRL to STL (reverse)

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
$406
AirTran, Sun Country, United, Delta
$301
United, Delta, AirTran
$287
AirTran, Sun Country, Delta, United
$307
Sun Country, United
$381

Cheap Domestic Flights to St Louis - STL

Flights
Airline
Lowest Price
American, United, Alaska
$201
American, United
$305
American, United, Alaska
$201
American, United
$335
American, United
$305
American, United
$305
American, United
$305
United, American
$305
American, United
$368
American, AirTran, United
$414
United, American
$305
American, United
$305
AirTran, American, United
$382
American, United
$335
American, United
$335
American, United
$434
American, United
$520
American, United
$305

Cheap International Flights to St Louis - STL

Flights
Airline
Lowest Price
LAN, AeroMexico, American, Delta, United
$389
American, United, Delta, AeroMexico
$621
American, AeroMexico, Volaris, United, Delta, LAN
$414
LAN, United, AeroMexico, Delta, American
$669
American, United
$526
Aeromar, United, American
$482
Cheap Flights from Harlingen to St Louis, from $337 Round trip from HRL to STL