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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
$385
AirTran, Sun Country, United, Delta
$365
United, Delta, AirTran
$387
AirTran, Sun Country, Delta, United
$403
Sun Country, United
$393

Cheap Domestic Flights to St Louis - STL

Flights
Airline
Lowest Price
American, United, Alaska
$223
American, United
$332
American, United, Alaska
$223
American, United
$359
American, United
$333
American, United
$333
American, United
$333
United, American
$333
American, United
$447
American, AirTran, United
$392
United, American
$333
American, United
$333
AirTran, American, United
$396
American, United
$366
American, United
$359
American, United
$363
American, United
$491
American, United
$333

Cheap International Flights to St Louis - STL

Flights
Airline
Lowest Price
LAN, AeroMexico, American, Delta, United
$313
American, United, Delta, AeroMexico
$601
American, AeroMexico, Volaris, United, Delta, LAN
$337
LAN, United, AeroMexico, Delta, American
$705
American, United
$498
Aeromar, United, American
$356
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Cheap Flights from Harlingen to St Louis, from $341 Round trip from HRL to STL