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Cheap flights from Louisiana to Harlingen from $359

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Louisiana to Harlingen departing on 8/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Louisiana to Harlingen

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
7:30 am - 1:24 pm
LCH
-
HRL
5h 54m
1 stop
United Airlines Logo
5:18 pm - 9:36 pm
HRL
-
LCH
4h 18m
1 stop
$359United Airlines
Sat, Aug 29 - Tue, Sep 1
United Airlines Logo
6:05 pm - 10:51 pm
LCH
-
HRL
4h 46m
1 stop
United Airlines Logo
5:18 pm - 9:35 pm
HRL
-
LCH
4h 17m
1 stop
$394United Airlines
Sat, Oct 31 - Tue, Nov 3
American Airlines Logo
10:31 am - 4:27 pm
LCH
-
HRL
5h 56m
1 stop
American Airlines Logo
5:54 am - 10:01 am
HRL
-
LCH
4h 07m
1 stop
$424American Airlines
Thu, Sep 3 - Mon, Sep 7
United Airlines Logo
6:13 pm - 9:54 pm
LCH
-
HRL
3h 41m
1 stop
United Airlines Logo
7:20 am - 1:24 pm
HRL
-
LCH
6h 04m
1 stop
$570United Airlines
Thu, Jul 16 - Mon, Jul 20
United Airlines Logo
6:13 pm - 9:54 pm
LCH
-
HRL
3h 41m
1 stop
United Airlines Logo
5:10 am - 9:34 pm
HRL
-
LCH
16h 24m
1 stop
$583United Airlines
Wed, Jul 15 - Sun, Jul 19

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United Airlines flights from Louisiana to Harlingen

Our best United Airlines deals on Louisiana to Harlingen flight tickets
United Airlines
Aug 29
LCH7:30 amLake Charles
5h 54m
1 stop
HRL1:24 pmHarlingen Valley Intl
Sep 1
HRL5:18 pmHarlingen Valley Intl
4h 18m
1 stop
LCH9:36 pmLake Charles
$359
United Airlines
Oct 31
LCH6:05 pmLake Charles
4h 46m
1 stop
HRL10:51 pmHarlingen Valley Intl
Nov 3
HRL5:18 pmHarlingen Valley Intl
4h 17m
1 stop
LCH9:35 pmLake Charles
$394
United Airlines
Jul 16
LCH6:13 pmLake Charles
3h 41m
1 stop
HRL9:54 pmHarlingen Valley Intl
Jul 20
HRL7:20 amHarlingen Valley Intl
6h 04m
1 stop
LCH1:24 pmLake Charles
$570

momondo Fare Finder

 
Customize your flight search to find flights from Louisiana to Harlingen that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated July 1, 2026.
Use the filters below to find and compare flights from Louisiana to Harlingen that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Lake CharlesHarlingen

LCH - HRL

LCHHRL

Lake Charles

Sat 8/29

7:30 am-1:24 pm

1 stop5h 54m

Harlingen Valley Intl

Tue 9/1

5:18 pm-9:36 pm

1 stop4h 18m

$359
Quickest round-trip

Lake CharlesHarlingen

LCH - HRL

LCHHRL

Lake Charles

Sat 10/31

6:05 pm-10:51 pm

1 stop4h 46m

Harlingen Valley Intl

Tue 11/3

5:18 pm-9:35 pm

1 stop4h 17m

$394

Lake CharlesHarlingen

LCH - HRL

LCHHRL

Lake Charles

Thu 9/3

10:31 am-4:27 pm

1 stop5h 56m

Harlingen Valley Intl

Mon 9/7

5:54 am-10:01 am

1 stop4h 07m

$424

Lake CharlesHarlingen

LCH - HRL

LCHHRL

Lake Charles

Thu 7/16

6:13 pm-9:54 pm

1 stop3h 41m

Harlingen Valley Intl

Mon 7/20

7:20 am-1:24 pm

1 stop6h 04m

$570

Lake CharlesHarlingen

LCH - HRL

LCHHRL

Lake Charles

Wed 7/15

6:13 pm-9:54 pm

1 stop3h 41m

Harlingen Valley Intl

Sun 7/19

5:10 am-9:34 pm

1 stop16h 24m

$583

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Louisiana to Harlingen flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Louisiana to Harlingen

Fastest flight time

3h 40m

Direct flights

None
The fastest flight from Louisiana to Harlingen takes 3h 40m
There are no direct flights from Louisiana to Harlingen. There are no popular flight routes from Louisiana to Harlingen.
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Frequently asked questions about flying from Louisiana to Harlingen

  • When did momondo last update prices for flights from Louisiana to Harlingen Valley Intl Airport?

    Prices for flights from Louisiana to Harlingen Valley Intl Airport were last updated today.

  • How old do you have to be to fly from Louisiana to Harlingen Valley Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisiana to Harlingen Valley Intl Airport.

  • What documentation or ID do you need to fly to Harlingen Valley Intl Airport?

    The necessary travel and health documents for your Harlingen Valley Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Louisiana to Harlingen

Compare and see reviews for airlines that fly from Louisiana to Harlingen with momondo
Airline
Rating
Free Cancellation
Price
SouthwestPriceFrom $176Free CancellationRating
7.9
4,246 reviews
Search Southwest flights

Frequently asked questions about flying from Louisiana to Harlingen

  • How do I get Price Alerts for flights from Louisiana to Harlingen?

    Price Alerts will notify you by email when the price for flights to Harlingen from Louisiana decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Louisiana to Harlingen with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Why use momondo?

Why should I use momondo to find a flight deal from Louisiana to Harlingen?

It is quick and easy to find Louisiana to Harlingen flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Harlingen that suits you.

Can I find flights from Louisiana to Harlingen with flexible booking policies on momondo?

Yes. All flights to Harlingen from Louisiana on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Louisiana to Harlingen?

momondo provides multiple filters to help you find the best flight to Harlingen from Louisiana. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Louisiana to Harlingen right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Harlingen, momondo offers a useful price alert feature which will track prices for flights to Harlingen from Louisiana and alert you when they change.

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Fri 7/31
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