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Flights to Harlingen Valley Intl

£902 Cheap flights to Harlingen

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight to Harlingen departing on 9/9. 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

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Find the cheapest flights from the United Kingdom to Harlingen

Cheap return flights

Enter your travel dates to find the best prices.
United Airlines Logo
07:25 - 19:39
LHR
-
HRL
18h 14m
2 stops
United Airlines Logo
13:59 - 11:35
HRL
-
LHR
15h 36m
1 stop
£902United Airlines
Wed, 9 Sep - Wed, 16 Sep
United Airlines Logo
13:40 - 21:52
LHR
-
HRL
14h 12m
1 stop
United Airlines Logo
17:18 - 11:35
HRL
-
LHR
12h 17m
1 stop
£927United Airlines
Wed, 9 Sep - Wed, 16 Sep
United Airlines Logo
07:25 - 21:52
LHR
-
HRL
20h 27m
2 stops
United Airlines Logo
17:18 - 07:45
HRL
-
LHR
32h 27m
1 stop
£932United Airlines
Fri, 11 Sep - Sun, 20 Sep
United Airlines Logo
06:10 - 22:48
BHX
-
HRL
22h 38m
2 stops
United Airlines Logo
17:25 - 12:35
HRL
-
BHX
37h 10m
2 stops
£982United Airlines
Fri, 13 Nov - Mon, 16 Nov
United Airlines Logo
06:10 - 22:48
BHX
-
HRL
22h 38m
2 stops
United Airlines Logo
17:25 - 12:35
HRL
-
BHX
37h 10m
2 stops
£983United Airlines
Fri, 13 Nov - Mon, 16 Nov
United Airlines Logo
08:35 - 13:21
BHX
-
HRL
34h 46m
2 stops
United Airlines Logo
17:25 - 12:35
HRL
-
BHX
37h 10m
2 stops
£984United Airlines
Fri, 13 Nov - Mon, 16 Nov
United Airlines Logo
10:00 - 21:52
LHR
-
HRL
17h 52m
1 stop
United Airlines Logo
13:59 - 11:35
HRL
-
LHR
15h 36m
1 stop
£987United Airlines
Fri, 11 Sep - Sun, 20 Sep
United Airlines Logo
11:30 - 22:48
MAN
-
HRL
41h 18m
2 stops
United Airlines Logo
13:59 - 17:00
HRL
-
MAN
21h 01m
2 stops
£988United Airlines
Thu, 12 Nov - Mon, 16 Nov
United Airlines Logo
06:00 - 13:21
MAN
-
HRL
37h 21m
2 stops
United Airlines Logo
05:05 - 17:00
HRL
-
MAN
29h 55m
2 stops
£1,125United Airlines
Fri, 13 Nov - Tue, 17 Nov
United Airlines Logo
06:00 - 13:21
MAN
-
HRL
37h 21m
2 stops
United Airlines Logo
05:05 - 17:00
HRL
-
MAN
29h 55m
2 stops
£1,127United Airlines
Fri, 13 Nov - Tue, 17 Nov

momondo Fare Finder

 
Locate flights to Harlingen Valley Intl that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 279,928 searches and data was last updated on 27 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

LondonHarlingen

LHR - HRL

LHRHRL

London Heathrow

Wed 9/9

07:25-19:39

2 stops18h 14m

Harlingen Valley Intl

Wed 16/9

13:59-11:35

1 stop15h 36m

£902
Fastest return journey

LondonHarlingen

LHR - HRL

LHRHRL

London Heathrow

Wed 9/9

13:40-21:52

1 stop14h 12m

Harlingen Valley Intl

Wed 16/9

17:18-11:35

1 stop12h 17m

£927

LondonHarlingen

LHR - HRL

LHRHRL

London Heathrow

Fri 11/9

07:25-21:52

2 stops20h 27m

Harlingen Valley Intl

Sun 20/9

17:18-07:45

1 stop32h 27m

£932

BirminghamHarlingen

BHX - HRL

BHXHRL

Birmingham

Fri 13/11

06:10-22:48

2 stops22h 38m

Harlingen Valley Intl

Mon 16/11

17:25-12:35

2 stops37h 10m

£982

BirminghamHarlingen

BHX - HRL

BHXHRL

Birmingham

Fri 13/11

06:10-22:48

2 stops22h 38m

Harlingen Valley Intl

Mon 16/11

17:25-12:35

2 stops37h 10m

£983

BirminghamHarlingen

BHX - HRL

BHXHRL

Birmingham

Fri 13/11

08:35-13:21

2 stops34h 46m

Harlingen Valley Intl

Mon 16/11

17:25-12:35

2 stops37h 10m

£984

LondonHarlingen

LHR - HRL

LHRHRL

London Heathrow

Fri 11/9

10:00-21:52

1 stop17h 52m

Harlingen Valley Intl

Sun 20/9

13:59-11:35

1 stop15h 36m

£987

ManchesterHarlingen

MAN - HRL

MANHRL

Manchester

Thu 12/11

11:30-22:48

2 stops41h 18m

Harlingen Valley Intl

Mon 16/11

13:59-17:00

2 stops21h 01m

£988

ManchesterHarlingen

MAN - HRL

MANHRL

Manchester

Fri 13/11

06:00-13:21

2 stops37h 21m

Harlingen Valley Intl

Tue 17/11

05:05-17:00

2 stops29h 55m

£1,125

ManchesterHarlingen

MAN - HRL

MANHRL

Manchester

Fri 13/11

06:00-13:21

2 stops37h 21m

Harlingen Valley Intl

Tue 17/11

05:05-17:00

2 stops29h 55m

£1,127

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to Harlingen from

Harlingen flights insights and trends

Explore insights for your Harlingen flight to craft the best travel plan

How long does it take to fly to Harlingen?

The flight from United Kingdom to Harlingen depends on which airports you’re departing from and arriving to, and whether or not you have a layover. If you fly from London Heathrow (a popular airport in United Kingdom) to McAllen Miller Intl (the most popular airport in Harlingen), then the flight time is 16h 19m on average. If you fly from Manchester (another popular airport in United Kingdom) to McAllen Miller Intl, then the average flight time is 40h 28m.

Cheap Harlingen flight deals and tips

Summary info about Harlingen flight prices, duration and airlines

Best Round-Trip Price

£902

Fastest flight time

20h 27m
The best return flight price to Harlingen from United Kingdom in the last 5 days is £902 (London Heathrow to Harlingen Valley Intl).
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The fastest flight to Harlingen from United Kingdom takes 20h 27m (London Heathrow to Harlingen Valley Intl).
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Frequently asked questions about flying to Harlingen

Is there an alternative airport near Harlingen?

Those flying to Harlingen could potentially find better pricing at Harlingen Valley Intl Airport (4 mi from Harlingen city centre) or Brownsville South Padre Is. Intl Airport (26 mi from Harlingen city centre) depending on the month and departure airport.

When did momondo last update prices for flights to Harlingen Valley Intl Airport?

Prices for flights to Harlingen Valley Intl Airport are updated daily.

How old do you have to be to fly 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 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.

Why use momondo?

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

We help find the flight that best suits your needs; momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight for you.

Can I find flights to Harlingen with flexible booking policies on momondo?

Flights 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 to Harlingen?

momondo provides multiple filters to help you find the best flight to Harlingen. Filter by price, airline, airport, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of 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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Find better results for your trip to Harlingen

Popular Flights to Harlingen

Popular routes according to searches in the past day on momondo
Manchester to Harlingen Valley Intl Flightsfrom £1,316
Birmingham to Harlingen Valley Intl Flightsfrom £1,309
London to Harlingen Valley Intl Flightsfrom £1,202