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Flights from Harlingen to Atlanta

Cheapest airlines flights from Harlingen to Atlanta

You can choose from 1 airlines that fly from Harlingen to Atlanta, including American Airlines, Delta Air Lines has lowest fares on this route.
American Airlines logo American Airlines
Airlines are determined based on actual purchased flight tickets from Harlingen to Atlanta according to previous 12 months data from Trip.com.

Search cheap flights from Harlingen to Atlanta in the next 3 months. Based on Trip.com's latest 7-day data, one-way fares start at US$124, and round-trip tickets start at US$276.

      • HRL 16:02
        6h 48m
        1 stop
        ATL 23:50
        Harlingen - Atlanta | Fri, Apr 24 | Delta Air Lines
        ATL 07:25
        8h 40m
        1 stop
        HRL 15:05
        Atlanta - Harlingen | Sun, Apr 26 | Delta Air Lines
        US$276 US$416
        34% off
        34% off
        US$416 US$276
      • HRL 16:57
        6h 30m
        1 stop
        ATL 00:27
        Harlingen - Atlanta | Wed, May 27 | American Airlines
        ATL 06:00
        5h 13m
        1 stop
        HRL 10:13
        Atlanta - Harlingen | Thu, May 28 | American Airlines
        US$282 US$416
        32% off
        32% off
        US$416 US$282
      • HRL 16:02
        6h 48m
        1 stop
        ATL 23:50
        Harlingen - Atlanta | Fri, May 1 | Delta Air Lines
        ATL 07:25
        8h 40m
        1 stop
        HRL 15:05
        Atlanta - Harlingen | Mon, May 4 | Delta Air Lines
        US$325 US$416
        22% off
        22% off
        US$416 US$325
      • HRL 16:02
        6h 48m
        1 stop
        ATL 23:50
        Harlingen - Atlanta | Fri, Apr 17 | Delta Air Lines
        ATL 07:25
        8h 40m
        1 stop
        HRL 15:05
        Atlanta - Harlingen | Sun, Apr 19 | Delta Air Lines
        US$332
        20% off
        US$416 US$332
      • HRL 17:18
        4h 57m
        1 stop
        ATL 23:15
        Harlingen - Atlanta | Thu, Apr 30 | United Airlines
        ATL 15:57
        7h 2m
        1 stop
        HRL 21:59
        Atlanta - Harlingen | Mon, May 4 | United Airlines
        US$333
        20% off
        US$416 US$333
      • HRL 12:05
        4h 51m
        1 stop
        ATL 17:56
        Harlingen - Atlanta | Tue, Apr 21 | United Airlines
        ATL 11:44
        5h 20m
        1 stop
        HRL 16:04
        Atlanta - Harlingen | Tue, Apr 28 | United Airlines
        US$341
        18% off
        US$416 US$341
      • HRL 17:18
        4h 57m
        1 stop
        ATL 23:15
        Harlingen - Atlanta | Fri, May 1 | United Airlines
        ATL 15:57
        5h 3m
        1 stop
        HRL 20:00
        Atlanta - Harlingen | Mon, May 4 | United Airlines
        US$346
        17% off
        US$416 US$346
      • HRL 17:18
        4h 57m
        1 stop
        ATL 23:15
        Harlingen - Atlanta | Fri, Apr 24 | United Airlines
        ATL 07:00
        5h 23m
        1 stop
        HRL 11:23
        Atlanta - Harlingen | Sun, Apr 26 | United Airlines
        US$349
        16% off
        US$416 US$349
      • HRL 13:00
        17h 25m
        1 stop
        ATL Invalid Date
        Harlingen - Atlanta | Wed, Apr 15 | Normal Airline
        ATL 15:00
        6h
        Nonstop
        HRL 16:00
        Atlanta - Harlingen | Fri, Apr 17 | Normal Airline
        Find more flights
        Find more flights
      • HRL 16:02
        6h 48m
        1 stop
        ATL 23:50
        Harlingen - Atlanta | Thu, Apr 23 | Delta Air Lines
        US$124 US$309
        60% off
        60% off
        US$309 US$124
      • HRL 14:51
        6h 7m
        1 stop
        ATL 21:58
        Harlingen - Atlanta | Sat, May 16 | American Airlines
        US$146 US$309
        53% off
        53% off
        US$309 US$146
      • HRL 17:18
        4h 57m
        1 stop
        ATL 23:15
        Harlingen - Atlanta | Thu, Apr 30 | United Airlines
        US$147 US$309
        52% off
        52% off
        US$309 US$147
      • HRL 07:00
        7h 1m
        1 stop
        ATL 15:01
        Harlingen - Atlanta | Tue, May 12 | United Airlines
        US$152
        51% off
        US$309 US$152
      • HRL 17:18
        4h 57m
        1 stop
        ATL 23:15
        Harlingen - Atlanta | Tue, May 5 | United Airlines
        US$154
        50% off
        US$309 US$154
      • HRL 16:02
        6h 48m
        1 stop
        ATL 23:50
        Harlingen - Atlanta | Sat, Apr 25 | Delta Air Lines
        US$158
        49% off
        US$309 US$158
      • HRL 16:02
        6h 48m
        1 stop
        ATL 23:50
        Harlingen - Atlanta | Thu, Apr 30 | Delta Air Lines
        US$160
        48% off
        US$309 US$160
      • HRL 12:05
        4h 51m
        1 stop
        ATL 17:56
        Harlingen - Atlanta | Sat, Apr 25 | United Airlines
        US$161
        48% off
        US$309 US$161
      • HRL 17:18
        4h 57m
        1 stop
        ATL 23:15
        Harlingen - Atlanta | Mon, Apr 20 | United Airlines
        US$164
        47% off
        US$309 US$164
      • HRL 07:00
        7h 1m
        1 stop
        ATL 15:01
        Harlingen - Atlanta | Sat, Apr 18 | United Airlines
        US$259
        16% off
        US$309 US$259
      • HRL 13:00
        17h 25m
        1 stop
        ATL Invalid Date
        Harlingen - Atlanta | Wed, Apr 15 | Normal Airline
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        Find more flights

Displayed flight fares from Harlingen to Atlanta are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Harlingen to Atlanta Flight Details

The distance between Harlingen and Atlanta is about 1,515.78 km. The average flying time from Harlingen to Atlanta is around 3 hours 55 minutes. Based on Trip.com's latest data, travel demand is highest in January. The off-season for travel is October.

Cheapest one-way flight priceUS$124
Cheapest return ticket priceUS$276
Cheapest monthOctober
Peak season for travelJanuary
Flight distance1,515.78 km
Average flight time3 hours 55 minutes
Popular airlineAmerican Airlines
Flight statistics for the Harlingen–Atlanta route are based on aggregated booking data from Trip.com over the past 12 months.

Frequently Asked Questions

  • What are the cheapest flights from Harlingen to Atlanta (HRL-ATL)?

    Based on Trip.com data, Delta Air Lines offers one-way fares as low as US$124 on Cheapest nonstop routes (e.g. HRL to ATL on Thu, Apr 23), while Delta Air Lines offers Cheapest nonstop round-trips from US$276 departing on Fri, Apr 24 and returning on Sun, Apr 26.
  • At the moment, several airlines serve connecting flights from Harlingen to Atlanta, including: American Airlines Selected airlines are based on historical data collected from flight bookings made by users on Trip.com within the last 90 days.
  • It takes about 3 hours 55 minutes to fly from Harlingen to Atlanta.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Harlingen to Atlanta is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Harlingen to Atlanta, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Thu, Apr 23, with one-way flights priced at just US$124.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Delta Air Lines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Atlanta travel is around January.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Harlingen to Atlanta is October, when demand for travel is lower.
  • After crunching the numbers on our April flight calendar, it's currently cheapest to fly from Harlingen to Atlanta on April 23, 2026 with Delta Air Lines, with prices starting at US$124.
  • You can land at any one of the following hubs in Atlanta, with Valley International Airport to Hartsfield-Jackson Atlanta International Airport (HRL-ATL) is by far the most common option on this route: Hartsfield-Jackson Atlanta International Airport (ATL) DeKalb-Peachtree Airport (PDK).
  • The time difference between Atlanta and Harlingen is 1h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

Trip.com Airline Insights on Flights from Harlingen to Atlanta

Which airline offers the cheapest direct flights from Harlingen to Atlanta?

Data is based on the average price of all nonstop flights from Harlingen to Atlanta on Trip.com over the past 12 months.

Based on Trip.com’s data from the past 12 months, Delta Air Lines provides the lowest-priced direct flights from Harlingen to Atlanta, with fares starting at US$204.

US$195
US$204
US$214
US$223
US$232
Delta Air Lines
US$204
Delta Air Lines
American Airlines
US$215
American Airlines
United Airlines
US$232
United Airlines

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Note: Prices shown on this page are the estimated lowest prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are clearly shown before you pay. Charges for checked baggage, onboard meals, Wi‑Fi, and other optional services are also included where applicable in the flight cards.

Real-time pricing updates

Prices, availability, and travel details on this page have been updated within the last 24 hours, and for many routes are refreshed in real time. The more popular the route, the more accurate and up-to-date the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.