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£1,150+ Cheap flights to Harlingen

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 28/7. Fares are subject to change and may not be available on all flights or dates of travel.
— HRL
22 Aug — 29 Aug1
1 adult
1 adult, Economy, 0 bags

Flights to Harlingen in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Harlingen
Explore the most affordable flight options available to Harlingen. Find the lowest fares based on data from user searches, with prices last updated on 23 July 2026.

Wed 5/816:25
LHR
-
HRL
1 stop23h 39m
Iberia
Sun 9/820:03
HRL
-
LHR
1 stop28h 17m
Iberia
Deal found 21/7£1,244
Wed 5/809:15
LHR
-
HRL
2 stops19h 39m
Multiple Airlines
Sun 9/820:03
HRL
-
LHR
1 stop32h 52m
Multiple Airlines
Deal found 21/7£1,307
Wed 5/814:05
LHR
-
HRL
2 stops59h 44m
Air Canada
Sun 9/814:05
HRL
-
LHR
2 stops34h 30m
Air Canada
Deal found 21/7£1,316
Sat 1/813:40
LHR
-
HRL
1 stop14h 14m
Lufthansa
Tue 4/814:05
HRL
-
LHR
1 stop11h 50m
Lufthansa
Deal found 21/7£1,467
Sat 1/809:15
LHR
-
HRL
2 stops16h 57m
Multiple Airlines
Tue 4/810:45
HRL
-
LHR
2 stops14h 35m
Multiple Airlines
Deal found 21/7£1,482
Wed 29/710:00
LHR
-
HRL
1 stop17h 54m
United Airlines
Tue 4/814:05
HRL
-
LHR
1 stop15h 30m
United Airlines
Deal found 22/7£2,084

Find flight deals to Harlingen

Find the latest flights to Harlingen in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 23 July 2026.

Return from

£1,244

One-way from

£1,150
Iberia
  • Iberia
  • 5/8-9/8
  • 2 total stops
  • 51h 56m total
  • London to Harlingen
Search Deals
Iberia
  • Iberia
  • 28/7
  • 2 total stops
  • 19h 57m total
  • London to Harlingen
Search Deals

Cheapflights Fare Finder

 
Locate flights to Harlingen that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 23 July 2026.
Use the filters below to find and compare flights to Harlingen that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

LondonHarlingen

LHR - HRL

LHRHRL

London Heathrow

Wed 5/8

16:25-10:04

1 stop23h 39m

Harlingen Valley Intl

Sun 9/8

20:03-06:20

1 stop28h 17m

£1,244

LondonHarlingen

LHR - HRL

LHRHRL

London Heathrow

Wed 5/8

09:15-22:54

2 stops19h 39m

Harlingen Valley Intl

Sun 9/8

20:03-10:55

1 stop32h 52m

£1,307

LondonHarlingen

LHR - HRL

LHRHRL

London Heathrow

Wed 5/8

14:05-19:49

2 stops59h 44m

Harlingen Valley Intl

Sun 9/8

14:05-06:35

2 stops34h 30m

£1,316
Cheapest one-way

LondonHarlingen

LHR - HRL

LHRHRL

London Heathrow

Sat 1/8

17:55-16:23

2 stops52h 28m

£1,162

LondonHarlingen

LHR - HRL

LHRHRL

London Heathrow

Tue 28/7

08:55-16:23

1 stop13h 28m

£1,164
Fastest single journey

LondonHarlingen

LHR - HRL

LHRHRL

London Heathrow

Tue 28/7

12:55-20:12

1 stop13h 17m

£1,165

LondonHarlingen

LHR - HRL

LHRHRL

London Heathrow

Wed 29/7

10:00-19:49

1 stop15h 49m

£1,334

LondonHarlingen

LHR - HRL

LHRHRL

London Heathrow

Tue 28/7

10:00-19:49

1 stop15h 49m

£1,336

Flights are sorted by cheapest return flights first.

Deals found on 21/7

Sorted by cheapest first

Best time to book a flight to Harlingen

Have a flexible travel schedule? Discover the best time to fly to Harlingen with our price prediction graph.
Estimated return 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 to Harlingen

How long is the flight to Harlingen?

On average, a flight from London to Harlingen takes 14 hours 14 minutes. Flights to Harlingen from other popular cities in United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

Rainfall in Harlingen by month

Plan your trip to Harlingen by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Harlingen ranges from 28.0 - 132.0 inches per month. September is typically the wettest month, when rainfall can reach 132.0 mm. January is typically the driest time to visit Harlingen when rainfall is around 28.0 mm.

Temperature in Harlingen by month

Plan your trip to Harlingen by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Harlingen, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 16.0 C).

FAQs about flying to Harlingen

Getting around Harlingen

Texas is a big place, to visitors should really rent a car if they want to make the most out of their stay. Reaching the Gulf Coast and towns like Austin will be much easier with a rental car. However, if you want to stay in town, then the malls and downtown can be accessed on foot or by bike, and Harlingen is a pretty cycle-friendly destination.

Getting from the Airport to the City

There are no scheduled public bus services from Valley International Airport (HRL), but getting into town or to resort hotels will not be a problem. There are a number of shuttle bus providers, and book a place in advance to eliminate any stress when you arrive. Alternatively, cabs will meet most arrivals and the major car rental outlets are all represented at the arrivals terminal.

  • What airport do you fly into for flights to Harlingen?

    Harlingen Valley Intl (HRL), located 3.7 mi from the city center, is the airport you fly into when you book flights to Harlingen.

  • Can I find cheaper flights to Harlingen if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Harlingen on Cheapflights that require 1 or 2 stops for potential cost savings.

  • Where does the fastest flight to Harlingen depart from?

    For those looking to save time traveling to Harlingen, London offers the quickest one-way flight (14 hours 14 minutes).

  • Does Harlingen Valley Intl have car hire?

    Yes. Those touching down at Harlingen Valley Intl can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Harlingen Valley Intl?

    Yes. Harlingen Valley Intl has hotels nearby for those requiring accommodations. Harlingen Hideaway – Your Home Away from Home -family and pet friendly is the closest property to Harlingen Valley Intl (1.0 mi away from Harlingen Valley Intl).

See more FAQs

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