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Harlingen

$126+ Cheap flights from Atlanta to Harlingen, TX (ATL - HRL)

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 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — HRL
Dec 14 — Dec 211
Sun 12/14
Sun 12/21
1 adult, Economy
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Cheap flight deals from Atlanta to Harlingen

Discover tips and strategies to find the most affordable flight options for your journey from Atlanta (ATL) to Harlingen (HRL). 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 November 14, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$255
(American Airlines)

One-way from

$126
(American Airlines)

Popular in

December

Cheapest in

February

Average price

$358
Provider with most accurate pricing for Atlanta Hartsfield-Jackson-Harlingen Valley Intl flight deals.
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Provider most trusted by Cheapflights users for Atlanta Hartsfield-Jackson-Harlingen Valley Intl flights.
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From Atlanta Hartsfield-Jackson to Harlingen Valley Intl
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One-way flight from Atlanta Hartsfield-Jackson to Harlingen Valley Intl
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Highest demand for flights based on searches. 13% potential increase in price ($52 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Atlanta to Harlingen

Cheapest flights from Atlanta to Harlingen
Explore the most affordable flight options available from Atlanta to Harlingen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 14, 2025.

This American Airlines deal was found by Cheapflights users on 11/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/285:35 amATL - HRL
1 stop5h 08mAmerican Airlines
Tue 12/210:13 amHRL - ATL
1 stop6h 11mAmerican Airlines
Deal found 11/12$334
This American Airlines deal was found by Cheapflights users on 11/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/255:35 amATL - HRL
1 stop5h 08mAmerican Airlines
Fri 11/285:40 amHRL - ATL
1 stop6h 46mAmerican Airlines
Deal found 11/11$559
This Southwest deal was found by Cheapflights users on 11/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2210:35 amATL - HRL
1 stop10h 00mSouthwest
Sun 1/43:40 pmHRL - ATL
1 stop6h 55mSouthwest
Deal found 11/14$588
This American Airlines deal was found by Cheapflights users on 11/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/264:33 pmATL - HRL
1 stop7h 24mAmerican Airlines
Sun 11/304:08 pmHRL - ATL
1 stop6h 57mAmerican Airlines
Deal found 11/13$679
This Southwest deal was found by Cheapflights users on 11/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/261:50 pmATL - HRL
1 stop6h 45mSouthwest
Sun 11/307:35 pmHRL - ATL
1 stop3h 45mSouthwest
Deal found 11/11$723

Cheapflights Fare Finder

 
Customize your flight search to find flights from Atlanta 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, Cheapflights users made 2,558,603 searches. Data last updated November 14, 2025.
Use the filters below to find and compare flights from Atlanta to Harlingen that are best for you.

Fly from

Atlanta

Fly to

Harlingen

Route

Depart

Return

Price

AtlantaHarlingen

ATL - HRL

ATLHRL

Atlanta Hartsfield-Jackson

Tue 1/6

12:41 pm-6:14 pm

1 stop6h 33m

Harlingen Valley Intl

Thu 1/8

3:22 pm-10:35 pm

1 stop6h 13m

$255

AtlantaHarlingen

ATL - HRL

ATLHRL

Atlanta Hartsfield-Jackson

Wed 1/7

5:00 pm-11:21 pm

1 stop7h 21m

Harlingen Valley Intl

Fri 1/9

3:22 pm-10:35 pm

1 stop6h 13m

$305

AtlantaHarlingen

ATL - HRL

ATLHRL

Atlanta Hartsfield-Jackson

Tue 3/10

7:25 am-2:29 pm

1 stop8h 04m

Harlingen Valley Intl

Wed 3/11

3:00 pm-11:59 pm

1 stop7h 59m

$323

AtlantaHarlingen

ATL - HRL

ATLHRL

Atlanta Hartsfield-Jackson

Wed 12/10

10:56 am-3:30 pm

1 stop5h 34m

$126

AtlantaHarlingen

ATL - HRL

ATLHRL

Atlanta Hartsfield-Jackson

Thu 12/11

8:25 am-2:46 pm

1 stop7h 21m

$130

AtlantaHarlingen

ATL - HRL

ATLHRL

Atlanta Hartsfield-Jackson

Thu 12/11

5:30 am-9:38 am

1 stop5h 08m

$130

AtlantaHarlingen

ATL - HRL

ATLHRL

Atlanta Hartsfield-Jackson

Sat 11/29

7:25 am-2:43 pm

1 stop8h 18m

$185

AtlantaHarlingen

ATL - HRL

ATLHRL

Atlanta Hartsfield-Jackson

Thu 12/11

3:35 pm-9:55 pm

2 stops7h 20m

$199

AtlantaHarlingen

ATL - HRL

ATLHRL

Atlanta Hartsfield-Jackson

Fri 12/19

7:25 pm-10:50 pm

1 stop4h 25m

$255

AtlantaHarlingen

ATL - HRL

ATLHRL

Atlanta Hartsfield-Jackson

Fri 12/19

11:01 am-9:22 am

2 stops23h 21m

$285

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/14

Showing 1-10 of 11 results
1
2

Compare providers for flights from Atlanta to Harlingen

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 Atlanta to Harlingen in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust 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 Atlanta-Harlingen, Texas flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Atlanta-Harlingen, Texas flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Atlanta-Harlingen, Texas flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Atlanta-Harlingen, Texas flights, Cheapflights users trust eDreams the most. eDreams 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 Atlanta-Harlingen, Texas 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 Atlanta to Harlingen

Have a flexible travel schedule? Discover the best time to fly to Harlingen from Atlanta 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 Atlanta to Harlingen

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

Currently, February is the cheapest month in which you can book a flight from Atlanta to Harlingen, Texas (average of $122). Flying from Atlanta to Harlingen, Texas in March is currently the most expensive (average of $262). 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.

Reviews of airlines servicing Harlingen

Get insights into the airlines that provide service to Harlingen. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Harlingen. Reviews last updated November 14, 2025.
See what other customers who have flown with Southwest, Delta, and United Airlines from Atlanta to Harlingen have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,244 reviews

Boarding

8.1

Food

7.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,244 reviews
Southwest
8.0
Very good
4,244 reviews

Boarding

8.1

Food

7.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
8,012 reviews
Southwest
8.0
Very good
4,244 reviews

Boarding

8.1

Food

7.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
9,017 reviews
Southwest
8.0
Very good
4,244 reviews

Boarding

8.1

Food

7.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,049 reviews
Southwest
8.0
Very good
4,244 reviews

Boarding

8.1

Food

7.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Atlanta to Harlingen. 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 Atlanta to Harlingen, Texas?

    For as low as $255, American Airlines can have you in Harlingen, Texas from Atlanta in 6h 33m. Atlanta and Harlingen, Texas are separated by a distance of 941 mi.

  • What are the cheapest airlines flying from Atlanta to Harlingen, Texas round-trip?

    Currently priced at $145, American Airlines will fly you from Atlanta to Harlingen, Texas and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and United Airlines - these airlines can fly you to your destination from $148 and $221, respectively. You may be able to fly from Atlanta to Harlingen, Texas for 58% less than the average price by searching for these airlines.

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

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

  • How can I find direct flights from Atlanta to Harlingen?

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

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

    Yes. Cheapflights offers flight deals from Atlanta to Harlingen 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 Atlanta to Harlingen, Texas?

    Currently, February is the cheapest month in which you can book a flight from Atlanta to Harlingen, Texas (average of $122). Flying from Atlanta to Harlingen, Texas in March is currently the most expensive (average of $262). 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

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Top 4 airlines flying from Atlanta to Harlingen

Discover the top 4 airlines that operate flights from Atlanta to Harlingen. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$145Average$336FlexibilityNo cancel feeOn-time71%
DeltaCheapest$148Average$296FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$221Average$379FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$246Average$344FlexibilityNo cancel feeOn-time63%

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