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Cheap flights from Atlanta to Harlingen from $163

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 12/2. 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 Atlanta to Harlingen

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
11:08 am - 3:05 pm
ATL
-
HRL
4h 57m
1 stop
American Airlines Logo
5:51 am - 12:41 pm
HRL
-
ATL
5h 50m
1 stop
$328American Airlines
Wed, Sep 9 - Sun, Sep 13
United Airlines Logo
11:40 am - 3:59 pm
ATL
-
HRL
5h 19m
1 stop
United Airlines Logo
1:59 pm - 9:20 pm
HRL
-
ATL
6h 21m
1 stop
$329United Airlines
Thu, Aug 27 - Sun, Aug 30
Southwest Logo
6:20 am - 11:10 am
ATL
-
HRL
5h 50m
1 stop
Southwest Logo
6:05 am - 1:15 pm
HRL
-
ATL
6h 10m
1 stop
$330Southwest
Mon, Dec 21 - Sat, Jan 9
American Airlines Logo
1:09 pm - 10:48 pm
ATL
-
HRL
10h 39m
2 stops
American Airlines Logo
5:51 am - 2:10 pm
HRL
-
ATL
7h 19m
1 stop
$333American Airlines
Wed, Sep 9 - Sun, Sep 13
Southwest Logo
6:20 am - 11:10 am
ATL
-
HRL
5h 50m
1 stop
Southwest Logo
12:05 pm - 8:40 pm
HRL
-
ATL
7h 35m
2 stops
$335Southwest
Mon, Dec 21 - Sat, Jan 9
American Airlines Logo
4:16 pm - 10:48 pm
ATL
-
HRL
7h 32m
1 stop
American Airlines Logo
5:51 am - 12:41 pm
HRL
-
ATL
5h 50m
1 stop
$352American Airlines
Thu, Sep 10 - Sun, Sep 13
American Airlines Logo
11:08 am - 3:05 pm
ATL
-
HRL
4h 57m
1 stop
American Airlines Logo
5:51 am - 12:41 pm
HRL
-
ATL
5h 50m
1 stop
$352American Airlines
Wed, Sep 9 - Sun, Sep 13
American Airlines Logo
10:21 am - 7:33 pm
ATL
-
HRL
10h 12m
2 stops
American Airlines Logo
5:54 am - 12:40 pm
HRL
-
ATL
5h 46m
1 stop
$355American Airlines
Thu, Aug 27 - Sun, Aug 30
American Airlines Logo
6:00 am - 4:58 pm
ATL
-
HRL
11h 58m
2 stops
American Airlines Logo
5:51 am - 12:41 pm
HRL
-
ATL
5h 50m
1 stop
$358American Airlines
Wed, Sep 9 - Sun, Sep 13
American Airlines Logo
12:25 pm - 7:25 pm
ATL
-
HRL
8h 00m
2 stops
American Airlines Logo
5:51 am - 12:41 pm
HRL
-
ATL
5h 50m
1 stop
$358American Airlines
Thu, Sep 10 - Sun, Sep 13

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American Airlines flights from Atlanta to Harlingen

Our best American Airlines deals on Atlanta to Harlingen flight tickets
American Airlines
Sep 9
ATL11:08 amAtlanta Hartsfield-Jackson
4h 57m
1 stop
HRL3:05 pmHarlingen Valley Intl
Sep 13
HRL5:51 amHarlingen Valley Intl
5h 50m
1 stop
ATL12:41 pmAtlanta Hartsfield-Jackson
$328
American Airlines
Sep 9
ATL1:09 pmAtlanta Hartsfield-Jackson
10h 39m
2 stops
HRL10:48 pmHarlingen Valley Intl
Sep 13
HRL5:51 amHarlingen Valley Intl
7h 19m
1 stop
ATL2:10 pmAtlanta Hartsfield-Jackson
$333
American Airlines
Sep 9
ATL11:08 amAtlanta Hartsfield-Jackson
4h 57m
1 stop
HRL3:05 pmHarlingen Valley Intl
Sep 13
HRL5:51 amHarlingen Valley Intl
5h 50m
1 stop
ATL12:41 pmAtlanta Hartsfield-Jackson
$352

Southwest flights from Atlanta to Harlingen

Our best Southwest deals on Atlanta to Harlingen flight tickets
Southwest
Dec 21
ATL6:20 amAtlanta Hartsfield-Jackson
5h 50m
1 stop
HRL11:10 amHarlingen Valley Intl
Jan 9
HRL6:05 amHarlingen Valley Intl
6h 10m
1 stop
ATL1:15 pmAtlanta Hartsfield-Jackson
$330
Southwest
Dec 21
ATL6:20 amAtlanta Hartsfield-Jackson
5h 50m
1 stop
HRL11:10 amHarlingen Valley Intl
Jan 9
HRL12:05 pmHarlingen Valley Intl
7h 35m
2 stops
ATL8:40 pmAtlanta Hartsfield-Jackson
$335
Southwest
Sep 9
ATL3:45 pmAtlanta Hartsfield-Jackson
5h 30m
1 stop
HRL8:15 pmHarlingen Valley Intl
Sep 13
HRL10:25 amHarlingen Valley Intl
6h 30m
1 stop
ATL5:55 pmAtlanta Hartsfield-Jackson
$371

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 August 2, 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
Quickest round-trip

AtlantaHarlingen

ATL - HRL

ATLHRL

Atlanta Hartsfield-Jackson

Wed 9/9

11:08 am-3:05 pm

1 stop4h 57m

Harlingen Valley Intl

Sun 9/13

5:51 am-12:41 pm

1 stop5h 50m

$328

AtlantaHarlingen

ATL - HRL

ATLHRL

Atlanta Hartsfield-Jackson

Thu 8/27

11:40 am-3:59 pm

1 stop5h 19m

Harlingen Valley Intl

Sun 8/30

1:59 pm-9:20 pm

1 stop6h 21m

$329

AtlantaHarlingen

ATL - HRL

ATLHRL

Atlanta Hartsfield-Jackson

Mon 12/21

6:20 am-11:10 am

1 stop5h 50m

Harlingen Valley Intl

Sat 1/9

6:05 am-1:15 pm

1 stop6h 10m

$330

AtlantaHarlingen

ATL - HRL

ATLHRL

Atlanta Hartsfield-Jackson

Wed 9/9

1:09 pm-10:48 pm

2 stops10h 39m

Harlingen Valley Intl

Sun 9/13

5:51 am-2:10 pm

1 stop7h 19m

$333

AtlantaHarlingen

ATL - HRL

ATLHRL

Atlanta Hartsfield-Jackson

Mon 12/21

6:20 am-11:10 am

1 stop5h 50m

Harlingen Valley Intl

Sat 1/9

12:05 pm-8:40 pm

2 stops7h 35m

$335

AtlantaHarlingen

ATL - HRL

ATLHRL

Atlanta Hartsfield-Jackson

Thu 9/10

4:16 pm-10:48 pm

1 stop7h 32m

Harlingen Valley Intl

Sun 9/13

5:51 am-12:41 pm

1 stop5h 50m

$352

AtlantaHarlingen

ATL - HRL

ATLHRL

Atlanta Hartsfield-Jackson

Wed 9/9

11:08 am-3:05 pm

1 stop4h 57m

Harlingen Valley Intl

Sun 9/13

5:51 am-12:41 pm

1 stop5h 50m

$352

AtlantaHarlingen

ATL - HRL

ATLHRL

Atlanta Hartsfield-Jackson

Thu 8/27

10:21 am-7:33 pm

2 stops10h 12m

Harlingen Valley Intl

Sun 8/30

5:54 am-12:40 pm

1 stop5h 46m

$355

AtlantaHarlingen

ATL - HRL

ATLHRL

Atlanta Hartsfield-Jackson

Wed 9/9

6:00 am-4:58 pm

2 stops11h 58m

Harlingen Valley Intl

Sun 9/13

5:51 am-12:41 pm

1 stop5h 50m

$358

AtlantaHarlingen

ATL - HRL

ATLHRL

Atlanta Hartsfield-Jackson

Thu 9/10

12:25 pm-7:25 pm

2 stops8h 00m

Harlingen Valley Intl

Sun 9/13

5:51 am-12:41 pm

1 stop5h 50m

$358

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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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 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 October instead. Flights to Harlingen in October, while not as cheap as those in September, still average around $373.

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 40m

Direct flights

None
The fastest flight from Atlanta to Harlingen takes 4h 40m
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 40m 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
SouthwestPriceFrom $247Free CancellationRating
8.0
4,229 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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