HRL

$107 Find Cheap Flights from Missouri to Harlingen

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Harlingen departing on 3/17. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$216
American Airlines
Tue 2/10Wed 2/18
STL - HRL • 1 stop
Cheapest one-way
$107
United Airlines
Tue 3/17
STL - HRL • 1 stop
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Flight Deals
Useful Info
Flight Deals

Cheap Flights from Missouri to Harlingen

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Missouri to Harlingen that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Missouri to Harlingen

Tue, Feb 10 - Wed, Feb 18
American Airlines Logo
3:40 pm - 11:21 pm
STL
-
HRL
7h 41m
1 stop
American Airlines Logo
6:46 pm - 11:22 pm
HRL
-
STL
4h 36m
1 stop
$216American Airlines
Thu, Mar 5 - Tue, Mar 10
United Airlines Logo
6:15 am - 11:16 am
MCI
-
HRL
5h 01m
1 stop
United Airlines Logo
5:25 pm - 10:30 pm
HRL
-
MCI
5h 05m
1 stop
$229United Airlines
Thu, Feb 5 - Sat, Feb 7
Southwest Logo
5:15 pm - 9:35 pm
MCI
-
HRL
4h 20m
1 stop
Southwest Logo
6:00 am - 10:30 am
HRL
-
MCI
4h 30m
1 stop
$241Southwest
Thu, Feb 5 - Wed, Feb 11
Southwest Logo
5:00 pm - 10:15 pm
STL
-
HRL
5h 15m
1 stop
Southwest Logo
6:30 am - 12:50 pm
HRL
-
STL
6h 20m
1 stop
$246Southwest
Tue, Feb 10 - Wed, Feb 18
Southwest Logo
6:00 am - 10:15 am
STL
-
HRL
4h 15m
1 stop
Southwest Logo
7:35 am - 5:05 pm
HRL
-
STL
9h 30m
1 stop
$252Southwest
Fri, Feb 20 - Thu, Feb 26
Southwest Logo
3:15 pm - 10:10 pm
STL
-
HRL
6h 55m
1 stop
Southwest Logo
5:45 am - 9:50 am
HRL
-
STL
4h 05m
1 stop
$256Southwest
Sun, Feb 22 - Wed, Feb 25
Southwest Logo
12:40 pm - 11:30 pm
STL
-
HRL
10h 50m
1 stop
Southwest Logo
7:35 am - 5:05 pm
HRL
-
STL
9h 30m
1 stop
$257Southwest
Thu, Feb 5 - Sat, Feb 7
United Airlines Logo
11:29 am - 9:59 pm
MCI
-
HRL
10h 30m
2 stops
United Airlines Logo
9:20 am - 2:04 pm
HRL
-
MCI
4h 44m
1 stop
$259United Airlines
Tue, Feb 10 - Wed, Feb 18
American Airlines Logo
6:00 am - 2:46 pm
STL
-
HRL
8h 46m
2 stops
American Airlines Logo
6:46 pm - 11:22 pm
HRL
-
STL
4h 36m
1 stop
$260American Airlines
Thu, Feb 19 - Thu, Feb 26
American Airlines Logo
5:30 am - 10:12 am
MCI
-
HRL
4h 42m
1 stop
American Airlines Logo
8:06 pm - 12:15 am
HRL
-
MCI
4h 09m
1 stop
$261American Airlines
Useful Info

Good to know

Low seasonSeptember
Cheapest flight$107
Best time to beat the crowds with an average 5% drop in price.
Most popular time to fly with an average 1% increase in price.
Flight from St. Louis to Harlingen

FAQs for booking flights from Missouri to Harlingen

  • How does KAYAK find such low prices on flights from Missouri to Harlingen?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Missouri to Harlingen.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Missouri to Harlingen?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Harlingen from Missouri is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Missouri to Harlingen?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Harlingen with an airline and back to Missouri with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Missouri to Harlingen?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Harlingen from Missouri up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Harlingen

Information on the airport you'll fly into in Harlingen

Harlingen (HRL)