Popular in | June |
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Cheapest in | February |
Average price | $378 |
Round-trip from | $322 |
Departing on a Monday is a good option for securing a great price. You can expect to save up to 27% when planning your travel around this day of the week.
Flights from Harlingen, Texas to St. Louis lean towards being more expensive in June. Prices are generally better when you fly from Harlingen, Texas to St. Louis in February, with the cheapest ticket starting at $357.
A simple way to save on the total cost of your ticket is to fly from Harlingen, Texas to St. Louis at noon. If you’re flexible enough to do this you can expect to save up to 10% on your trip compared to booking a flight in the morning.
Currently, September is the cheapest month in which you can book a flight from Harlingen, Texas to St. Louis (average of $322). Flying from Harlingen, Texas to St. Louis in July is currently the most expensive (average of $372). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
January
$326
February
$331
March
$357
April
$337
May
$342
June
$369
July
$372
August
$336
September
$322
October
$324
November
$336
December
$326
STL Temperature | 32 - 80.6 °F |
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Deals for Harlingen to St. Louis flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
Cheapflights simply makes it quick and affordable to book flights from Harlingen to St. Louis by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.
Yes, we can. To see specific flights from Harlingen to St. Louis with no change fees, users can toggle flexible booking options after using the search form above to find flights.
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to St. Louis from Harlingen today and book when prices fit your budget.