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Cheap flights from Atlanta to Harlingen from $128

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Atlanta to Harlingen departing on 6/30. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Atlanta to Harlingen

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
6:01 am - 10:12 am
ATL
-
HRL
5h 11m
1 stop
American Airlines Logo
4:58 pm - 12:19 am
HRL
-
ATL
6h 21m
1 stop
$273American Airlines
Tue, Jul 21 - Tue, Jul 28
American Airlines Logo
6:01 am - 10:12 am
ATL
-
HRL
5h 11m
1 stop
American Airlines Logo
6:00 am - 2:10 pm
HRL
-
ATL
7h 10m
1 stop
$292American Airlines
Tue, Jul 21 - Tue, Jul 28
American Airlines Logo
6:01 am - 10:12 am
ATL
-
HRL
5h 11m
1 stop
American Airlines Logo
6:00 am - 2:10 pm
HRL
-
ATL
7h 10m
1 stop
$293American Airlines
Tue, Jul 21 - Tue, Jul 28
American Airlines Logo
6:01 am - 10:12 am
ATL
-
HRL
5h 11m
1 stop
American Airlines Logo
6:00 am - 2:10 pm
HRL
-
ATL
7h 10m
1 stop
$294American Airlines
Tue, Jul 21 - Tue, Jul 28
American Airlines Logo
6:01 am - 10:12 am
ATL
-
HRL
5h 11m
1 stop
American Airlines Logo
6:00 am - 2:10 pm
HRL
-
ATL
7h 10m
1 stop
$301American Airlines
Tue, Jul 21 - Tue, Jul 28
American Airlines Logo
6:10 am - 10:04 am
ATL
-
HRL
4h 54m
1 stop
American Airlines Logo
3:17 pm - 10:04 pm
HRL
-
ATL
5h 47m
1 stop
$305American Airlines
Thu, Aug 27 - Mon, Aug 31
American Airlines Logo
6:01 am - 10:12 am
ATL
-
HRL
5h 11m
1 stop
American Airlines Logo
4:58 pm - 12:19 am
HRL
-
ATL
6h 21m
1 stop
$318American Airlines
Tue, Jul 21 - Tue, Jul 28
American Airlines Logo
6:10 am - 10:04 am
ATL
-
HRL
4h 54m
1 stop
American Airlines Logo
3:17 pm - 10:04 pm
HRL
-
ATL
5h 47m
1 stop
$326American Airlines
Thu, Aug 27 - Mon, Aug 31
Southwest Logo
6:15 am - 9:30 am
ATL
-
HRL
4h 15m
1 stop
Southwest Logo
6:30 pm - 1:10 am
HRL
-
ATL
5h 40m
1 stop
$362Southwest
Sat, Jul 11 - Mon, Jul 13
American Airlines Logo
7:00 am - 4:23 pm
ATL
-
HRL
10h 23m
2 stops
American Airlines Logo
6:00 am - 2:10 pm
HRL
-
ATL
7h 10m
1 stop
$363American Airlines
Tue, Jul 21 - Tue, Jul 28

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American Airlines flights from Atlanta to Harlingen

Our best American Airlines deals on Atlanta to Harlingen flight tickets
American Airlines
Jul 21
ATL6:01 amAtlanta Hartsfield-Jackson
5h 11m
1 stop
HRL10:12 amHarlingen Valley Intl
Jul 28
HRL6:00 amHarlingen Valley Intl
7h 10m
1 stop
ATL2:10 pmAtlanta Hartsfield-Jackson
$292
American Airlines
Jul 21
ATL6:01 amAtlanta Hartsfield-Jackson
5h 11m
1 stop
HRL10:12 amHarlingen Valley Intl
Jul 28
HRL6:00 amHarlingen Valley Intl
7h 10m
1 stop
ATL2:10 pmAtlanta Hartsfield-Jackson
$293
American Airlines
Jul 21
ATL6:01 amAtlanta Hartsfield-Jackson
5h 11m
1 stop
HRL10:12 amHarlingen Valley Intl
Jul 28
HRL6:00 amHarlingen Valley Intl
7h 10m
1 stop
ATL2:10 pmAtlanta Hartsfield-Jackson
$301

Southwest flights from Atlanta to Harlingen

Our best Southwest deals on Atlanta to Harlingen flight tickets
Southwest
Jul 14
ATL6:00 amAtlanta Hartsfield-Jackson
5h 05m
1 stop
HRL10:05 amHarlingen Valley Intl
Jul 20
HRL1:15 pmHarlingen Valley Intl
8h 30m
2 stops
ATL10:45 pmAtlanta Hartsfield-Jackson
$343
Southwest
Jul 14
ATL6:20 amAtlanta Hartsfield-Jackson
6h 45m
1 stop
HRL12:05 pmHarlingen Valley Intl
Jul 20
HRL5:35 pmHarlingen Valley Intl
6h 45m
1 stop
ATL1:20 amAtlanta Hartsfield-Jackson
$348
Southwest
Jul 11
ATL6:15 amAtlanta Hartsfield-Jackson
4h 15m
1 stop
HRL9:30 amHarlingen Valley Intl
Jul 13
HRL6:30 pmHarlingen Valley Intl
5h 40m
1 stop
ATL1:10 amAtlanta Hartsfield-Jackson
$362

momondo 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, momondo users made 832,500 searches. Data last updated June 15, 2026.
Use the filters below to find and compare flights from Atlanta to Harlingen that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AtlantaHarlingen

ATL - HRL

ATLHRL

Atlanta Hartsfield-Jackson

Tue 7/21

6:01 am-10:12 am

1 stop5h 11m

Harlingen Valley Intl

Tue 7/28

4:58 pm-12:19 am

1 stop6h 21m

$273

AtlantaHarlingen

ATL - HRL

ATLHRL

Atlanta Hartsfield-Jackson

Tue 7/21

6:01 am-10:12 am

1 stop5h 11m

Harlingen Valley Intl

Tue 7/28

6:00 am-2:10 pm

1 stop7h 10m

$292

AtlantaHarlingen

ATL - HRL

ATLHRL

Atlanta Hartsfield-Jackson

Tue 7/21

6:01 am-10:12 am

1 stop5h 11m

Harlingen Valley Intl

Tue 7/28

6:00 am-2:10 pm

1 stop7h 10m

$293

AtlantaHarlingen

ATL - HRL

ATLHRL

Atlanta Hartsfield-Jackson

Tue 7/21

6:01 am-10:12 am

1 stop5h 11m

Harlingen Valley Intl

Tue 7/28

6:00 am-2:10 pm

1 stop7h 10m

$294

AtlantaHarlingen

ATL - HRL

ATLHRL

Atlanta Hartsfield-Jackson

Tue 7/21

6:01 am-10:12 am

1 stop5h 11m

Harlingen Valley Intl

Tue 7/28

6:00 am-2:10 pm

1 stop7h 10m

$301

AtlantaHarlingen

ATL - HRL

ATLHRL

Atlanta Hartsfield-Jackson

Thu 8/27

6:10 am-10:04 am

1 stop4h 54m

Harlingen Valley Intl

Mon 8/31

3:17 pm-10:04 pm

1 stop5h 47m

$305

AtlantaHarlingen

ATL - HRL

ATLHRL

Atlanta Hartsfield-Jackson

Tue 7/21

6:01 am-10:12 am

1 stop5h 11m

Harlingen Valley Intl

Tue 7/28

4:58 pm-12:19 am

1 stop6h 21m

$318

AtlantaHarlingen

ATL - HRL

ATLHRL

Atlanta Hartsfield-Jackson

Thu 8/27

6:10 am-10:04 am

1 stop4h 54m

Harlingen Valley Intl

Mon 8/31

3:17 pm-10:04 pm

1 stop5h 47m

$326
Quickest round-trip

AtlantaHarlingen

ATL - HRL

ATLHRL

Atlanta Hartsfield-Jackson

Sat 7/11

6:15 am-9:30 am

1 stop4h 15m

Harlingen Valley Intl

Mon 7/13

6:30 pm-1:10 am

1 stop5h 40m

$362

AtlantaHarlingen

ATL - HRL

ATLHRL

Atlanta Hartsfield-Jackson

Tue 7/21

7:00 am-4:23 pm

2 stops10h 23m

Harlingen Valley Intl

Tue 7/28

6:00 am-2:10 pm

1 stop7h 10m

$363

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Harlingen from

How to get the cheapest flight ticket from Atlanta to Harlingen

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Atlanta and Harlingen?

What is the cheapest month to fly to Harlingen?

If you aren’t able to travel during the month of September, then book flights to Harlingen from Atlanta during June instead. Flights to Harlingen in June, while not as cheap as those in September, still average around $313.

How have Atlanta to Harlingen flight prices changed over time?

When to book flights from Atlanta to Harlingen

Are you open to changing your travel dates? Check out the ideal times to fly from Atlanta to Harlingen according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Atlanta to Harlingen (ATL to HRL) flight deals and tips

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

Fastest flight time

4h 15m

Direct flights

None
The fastest flight from Atlanta to Harlingen takes 4h 15m
There are no direct flights from Atlanta to Harlingen. There are no popular flight routes from Atlanta to Harlingen.
Search flight deals

Frequently asked questions about flying from Atlanta to Harlingen

  • How far is Atlanta Hartsfield-Jackson to Harlingen Valley Intl by plane?

    A flight from Atlanta Hartsfield-Jackson to Harlingen Valley Intl will travel around 950.7 mi. 4h 15m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Atlanta Hartsfield-Jackson Airport to Harlingen Valley Intl Airport?

    Prices for flights from Atlanta Hartsfield-Jackson Airport to Harlingen Valley Intl Airport were last updated today.

  • How many operators does momondo search for flights from Atlanta Hartsfield-Jackson Airport to Harlingen Valley Intl Airport?

  • How old do you have to be to fly from Atlanta Hartsfield-Jackson Airport to Harlingen Valley Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Atlanta Hartsfield-Jackson Airport to Harlingen Valley Intl Airport.

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

    The required travel and health documents for your Harlingen Valley Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Harlingen Valley Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Atlanta to Harlingen?

Best airlines flying from Atlanta to Harlingen

Compare and see reviews for airlines that fly from Atlanta to Harlingen with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $233Free CancellationRating
7.1
11,660 reviews
Search American Airlines flights
SouthwestPriceFrom $247Free CancellationRating
7.9
4,235 reviews
Search Southwest flights

Why use momondo?

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

It is quick and easy to find Atlanta 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 Atlanta to Harlingen with flexible booking policies on momondo?

Flights from Atlanta to Harlingen with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Atlanta and Harlingen by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Atlanta to Harlingen flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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