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Harlingen

$185+ 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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — HRL
Aug 23 — Aug 301
Sat 8/23
Sat 8/30
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 August 18, 2025.

Round-trip from

$244
(Delta)

One-way from

$185
(American Airlines)

Popular in

August

Cheapest in

February

Average price

$618
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 ($55 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in August 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 August 18, 2025.

This American Airlines deal was found by Cheapflights users on 8/17. 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.
Mon 9/156:30 pmATL - HRL
1 stop5h 27mAmerican Airlines
Mon 9/226:35 pmHRL - ATL
1 stop4h 31mAmerican Airlines
Deal found 8/17$251
This Southwest deal was found by Cheapflights users on 8/15. 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.
Thu 9/251:00 pmATL - HRL
1 stop6h 05mSouthwest
Sun 9/287:00 amHRL - ATL
1 stop4h 10mSouthwest
Deal found 8/15$255
This United Airlines deal was found by Cheapflights users on 8/15. 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.
Sun 8/319:40 amATL - HRL
1 stop7h 22mUnited Airlines
Thu 9/411:55 amHRL - ATL
2 stops8h 53mUnited Airlines
Deal found 8/15$260
This American Airlines deal was found by Cheapflights users on 8/16. 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 9/55:41 amATL - HRL
1 stop5h 00mAmerican Airlines
Fri 9/126:35 pmHRL - ATL
1 stop4h 31mAmerican Airlines
Deal found 8/16$274
This American Airlines deal was found by Cheapflights users on 8/15. 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.
Sun 8/312:23 pmATL - HRL
1 stop4h 27mAmerican Airlines
Thu 9/42:51 pmHRL - ATL
1 stop5h 47mAmerican Airlines
Deal found 8/15$277
This Delta deal was found by Cheapflights users on 8/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/237:25 amATL - HRL
1 stop8h 18mDelta
Mon 10/273:39 pmHRL - ATL
1 stop7h 13mDelta
Deal found 8/16$284
This American Airlines deal was found by Cheapflights users on 8/17. 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.
Sat 8/2312:39 pmATL - HRL
1 stop6h 21mAmerican Airlines
Wed 8/275:30 amHRL - ATL
1 stop5h 17mAmerican Airlines
Deal found 8/17$379

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 August 18, 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

Mon 9/15

6:30 pm-10:57 pm

1 stop5h 27m

Harlingen Valley Intl

Mon 9/22

6:35 pm-12:06 am

1 stop4h 31m

$251

AtlantaHarlingen

ATL - HRL

ATLHRL

Atlanta Hartsfield-Jackson

Thu 9/25

1:00 pm-6:05 pm

1 stop6h 05m

Harlingen Valley Intl

Sun 9/28

7:00 am-12:10 pm

1 stop4h 10m

$255

AtlantaHarlingen

ATL - HRL

ATLHRL

Atlanta Hartsfield-Jackson

Sun 8/31

9:40 am-4:02 pm

1 stop7h 22m

Harlingen Valley Intl

Thu 9/4

11:55 am-9:48 pm

2 stops8h 53m

$260

AtlantaHarlingen

ATL - HRL

ATLHRL

Atlanta Hartsfield-Jackson

Fri 9/5

5:41 am-9:41 am

1 stop5h 00m

Harlingen Valley Intl

Fri 9/12

6:35 pm-12:06 am

1 stop4h 31m

$274

AtlantaHarlingen

ATL - HRL

ATLHRL

Atlanta Hartsfield-Jackson

Sun 8/31

2:23 pm-5:50 pm

1 stop4h 27m

Harlingen Valley Intl

Thu 9/4

2:51 pm-9:38 pm

1 stop5h 47m

$277

AtlantaHarlingen

ATL - HRL

ATLHRL

Atlanta Hartsfield-Jackson

Thu 10/23

7:25 am-2:43 pm

1 stop8h 18m

Harlingen Valley Intl

Mon 10/27

3:39 pm-11:52 pm

1 stop7h 13m

$284

AtlantaHarlingen

ATL - HRL

ATLHRL

Atlanta Hartsfield-Jackson

Mon 8/25

12:39 pm-6:00 pm

1 stop6h 21m

$185

AtlantaHarlingen

ATL - HRL

ATLHRL

Atlanta Hartsfield-Jackson

Thu 9/4

7:10 am-10:50 am

1 stop4h 40m

$191

AtlantaHarlingen

ATL - HRL

ATLHRL

Atlanta Hartsfield-Jackson

Fri 8/22

4:05 pm-7:33 pm

1 stop4h 28m

$265

AtlantaHarlingen

ATL - HRL

ATLHRL

Atlanta Hartsfield-Jackson

Fri 8/29

9:40 am-4:02 pm

1 stop7h 22m

$423

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/16

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, April is the cheapest month in which you can book a flight from Atlanta to Harlingen, Texas (average of $267). Flying from Atlanta to Harlingen, Texas in June is currently the most expensive (average of $381). 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.

What’s the top layover airport for flights from Atlanta to Harlingen, Texas?

Share of 1-stop round-trip flights from Atlanta to Harlingen, Texas chosen by Cheapflights users in the past 12 months, using the same layover each way.

Houston (IAH) – chosen by Cheapflights users on 50% of 1-stop itineraries from Atlanta to Harlingen, Texas on Cheapflights.

What’s the cheapest layover airport for flights from Atlanta to Harlingen, Texas?

Average round-trip fare for 1-stop flights from Atlanta to Harlingen, Texas, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Houston (HOU) is the most affordable 1-stop option, with an average round-trip price of $231.

What’s the fastest layover option from Atlanta to Harlingen, Texas?

Shortest average travel time for 1-stop one-way flights from Atlanta to Harlingen, Texas, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Houston (HOU) have the shortest average one-way travel time for 1-stop routes: 3h 55m.

Which airport typically offers the quickest layover for flights from Atlanta to Harlingen, Texas?

Average layover duration for 1-stop one-way flights from Atlanta to Harlingen, Texas, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Houston (HOU) offer the fastest connection on this route, with an average layover time of 0h 48m.

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 August 18, 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
4,246 reviews

Comfort

8.0

Entertainment

7.5

Food

7.0

Crew

8.6

Overall

8.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.0
Very good
4,246 reviews
Southwest
8.0
Very good
4,246 reviews

Comfort

8.0

Entertainment

7.5

Food

7.0

Crew

8.6

Overall

8.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,981 reviews
Southwest
8.0
Very good
4,246 reviews

Comfort

8.0

Entertainment

7.5

Food

7.0

Crew

8.6

Overall

8.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,925 reviews
Southwest
8.0
Very good
4,246 reviews

Comfort

8.0

Entertainment

7.5

Food

7.0

Crew

8.6

Overall

8.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,246 reviews

Comfort

8.0

Entertainment

7.5

Food

7.0

Crew

8.6

Overall

8.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

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 $251, American Airlines can have you in Harlingen, Texas from Atlanta in 5h 27m. Atlanta and Harlingen, Texas are separated by a distance of 941 mi. This flight may include one or multiple stops.

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

    Currently priced at $148, Delta will fly you from Atlanta to Harlingen, Texas and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and American Airlines - these airlines can fly you to your destination from $221 and $233, 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, April is the cheapest month in which you can book a flight from Atlanta to Harlingen, Texas (average of $267). Flying from Atlanta to Harlingen, Texas in June is currently the most expensive (average of $381). 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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Alternative routes for Atlanta to Harlingen

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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 August 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$148Average$296FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$221Average$416FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$233Average$335FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$246Average$349FlexibilityNo cancel feeOn-time63%

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