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Baton Rouge

$179+ Cheap flights from Harlingen, TX to Baton Rouge (HRL - BTR)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/9. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — BTR
Apr 15 — Apr 221
Wed 4/15
Wed 4/22
1 adult, Economy
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Cheap flight deals from Harlingen to Baton Rouge

Cheapest flights from Harlingen to Baton Rouge
Explore the most affordable flight options available from Harlingen to Baton Rouge. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 16, 2026.

This United Airlines deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/2312:10 pm
HRL
-
BTR
1 stop5h 27m
United Airlines
Sat 3/285:00 am
BTR
-
HRL
1 stop6h 16m
United Airlines
Deal found 3/14$338
This United Airlines deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/257:00 am
HRL
-
BTR
1 stop6h 25m
United Airlines
Wed 4/2912:00 pm
BTR
-
HRL
1 stop4h 04m
United Airlines
Deal found 3/12$349
This United Airlines deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/217:00 am
HRL
-
BTR
1 stop6h 25m
United Airlines
Sat 4/255:00 am
BTR
-
HRL
1 stop6h 23m
United Airlines
Deal found 3/14$369
This United Airlines deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/275:25 pm
HRL
-
BTR
1 stop3h 43m
United Airlines
Mon 3/305:00 am
BTR
-
HRL
1 stop6h 23m
United Airlines
Deal found 3/14$478

Find flight deals from Harlingen to Baton Rouge

Discover tips and strategies to find the most affordable flight options for your journey from Harlingen (HRL) to Baton Rouge (BTR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 16, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$349
(United Airlines)

One-way from

$179
(United Airlines)
Provider with most accurate pricing for Harlingen Valley Intl-Baton Rouge Ryan flight deals.
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Provider most trusted by Cheapflights users for Harlingen Valley Intl-Baton Rouge Ryan flights.
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From Harlingen Valley Intl to Baton Rouge Ryan
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One-way flight from Harlingen Valley Intl to Baton Rouge Ryan
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Harlingen to Baton Rouge 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, Cheapflights users made 2,558,603 searches. Data last updated March 16, 2026.
Use the filters below to find and compare flights from Harlingen to Baton Rouge that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

HarlingenBaton Rouge

HRL - BTR

HRLBTR

Harlingen Valley Intl

Sat 4/25

9:20 am-1:25 pm

1 stop4h 05m

Baton Rouge Ryan

Wed 4/29

6:08 pm-9:59 pm

1 stop3h 51m

$349

HarlingenBaton Rouge

HRL - BTR

HRLBTR

Harlingen Valley Intl

Tue 4/21

7:00 am-1:25 pm

1 stop6h 25m

Baton Rouge Ryan

Sat 4/25

5:00 am-11:23 am

1 stop6h 23m

$369
Cheapest one-way
Quickest one-way

HarlingenBaton Rouge

HRL - BTR

HRLBTR

Harlingen Valley Intl

Sat 5/9

7:00 am-11:16 am

1 stop4h 16m

$179

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/11

Sorted by cheapest first

Compare providers for flights from Harlingen to Baton Rouge

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Harlingen to Baton Rouge in March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Harlingen, Texas-Baton Rouge flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Harlingen, Texas-Baton Rouge flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Harlingen, Texas-Baton Rouge flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Harlingen, Texas-Baton Rouge flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Harlingen, Texas-Baton Rouge flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Harlingen to Baton Rouge

Have a flexible travel schedule? Discover the best time to fly to Baton Rouge from Harlingen with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Harlingen to Baton Rouge

What is the cheapest month to book a flight from Harlingen, Texas to Baton Rouge?

Currently, October is the cheapest month in which you can book a flight from Harlingen, Texas to Baton Rouge (average of $137). Flying from Harlingen, Texas to Baton Rouge in March is currently the most expensive (average of $284). 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.

Related info for your journey

Find useful and relevant information for your journey from Harlingen to Baton Rouge. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Harlingen, Texas to Baton Rouge?

    Airlines like United Airlines fly from Harlingen, Texas to Baton Rouge in about 4h 05m. The time it takes to get you to your destination can typically vary by up to . The distance from Harlingen, Texas to Baton Rouge is about 494 mi.

  • Can I find deals for flights from Harlingen to Baton Rouge that include hotel bookings?

    Yes. In addition to deals on Harlingen to Baton Rouge flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Harlingen to Baton Rouge?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Harlingen to Baton Rouge.

  • Can I find deals for business class flights from Harlingen to Baton Rouge?

    Yes. Cheapflights offers flight deals from Harlingen to Baton Rouge by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Harlingen, Texas to Baton Rouge?

    Currently, October is the cheapest month in which you can book a flight from Harlingen, Texas to Baton Rouge (average of $137). Flying from Harlingen, Texas to Baton Rouge in March is currently the most expensive (average of $284). 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.

See more FAQs

Traveling to a place near Baton Rouge?

Book flights to Baton Rouge if you plan to visit one of these locations
McComb
Saint Francisville
Denham Springs
Port Allen

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