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 (a popular airport in United Kingdom) to McAllen (the most popular airport in Harlingen), then the flight time is 20h 56m on average. If you fly from Birmingham (another popular airport in United Kingdom) to McAllen, then the average flight time is 29h 09m.

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

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

How old do you have to be to fly from United Kingdom to Harlingen Valley Intl Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United Kingdom to Harlingen Valley Intl Airport.

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

The necessary travel and health documents for your Harlingen Valley Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

£649 Cheap Flights from the United Kingdom to Harlingen in 2026

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Find the cheapest flights from the United Kingdom to Harlingen

Round-trip

One-way

Recent return flight deals from the United Kingdom to Harlingen

Enter your travel dates to find the best prices.

09:30 - 10:59

LHR

HRL

30h 29m

2 stops

12:10 - 12:00

HRL

LHR

17h 50m

2 stops

£927United Airlines

Fri, 30 Oct - Tue, 3 Nov

12:05 - 21:44

LHR

HRL

14h 39m

1 stop

12:10 - 10:15

HRL

LHR

16h 05m

1 stop

£950United Airlines

Fri, 30 Oct - Tue, 3 Nov

07:25 - 19:49

LHR

HRL

18h 24m

2 stops

14:05 - 11:35

HRL

LHR

15h 30m

1 stop

£1,035United Airlines

Wed, 27 May - Wed, 3 Jun

13:40 - 21:54

LHR

HRL

14h 14m

1 stop

17:20 - 11:35

HRL

LHR

12h 15m

1 stop

£1,060United Airlines

Wed, 27 May - Wed, 3 Jun

10:05 - 20:12

LHR

HRL

16h 07m

1 stop

17:22 - 12:50

HRL

LHR

13h 28m

1 stop

£1,911Iberia

Wed, 29 Jul - Tue, 4 Aug

10:05 - 20:12

LHR

HRL

16h 07m

1 stop

06:00 - 09:00

HRL

LHR

21h 00m

1 stop

£1,915Iberia

Wed, 29 Jul - Tue, 4 Aug

10:05 - 20:12

LHR

HRL

16h 07m

1 stop

17:22 - 17:15

HRL

LHR

17h 53m

2 stops

£1,922Iberia

Wed, 29 Jul - Tue, 4 Aug

12:55 - 20:12

LHR

HRL

13h 17m

1 stop

17:00 - 10:55

HRL

LHR

11h 55m

1 stop

£1,924Multiple Airlines

Wed, 29 Jul - Tue, 4 Aug

08:55 - 16:50

LHR

HRL

13h 55m

1 stop

17:22 - 17:15

HRL

LHR

17h 53m

2 stops

£1,926Iberia

Wed, 29 Jul - Tue, 4 Aug

12:55 - 10:12

LHR

HRL

27h 17m

1 stop

10:45 - 10:55

HRL

LHR

18h 10m

1 stop

£1,929Multiple Airlines

Wed, 29 Jul - Tue, 4 Aug

Iberia flights from United Kingdom to Harlingen

Our best Iberia deals on United Kingdom to Harlingen flight tickets

Iberia

29 Jul

LHR10:05London Heathrow

16h 07m

1 stop

HRL20:12Harlingen Valley Intl

4 Aug

HRL17:22Harlingen Valley Intl

13h 28m

1 stop

LHR12:50London Heathrow

£1,911

Iberia

29 Jul

LHR10:05London Heathrow

16h 07m

1 stop

HRL20:12Harlingen Valley Intl

4 Aug

HRL06:00Harlingen Valley Intl

21h 00m

1 stop

LHR09:00London Heathrow

£1,915

Iberia

29 Jul

LHR10:05London Heathrow

16h 07m

1 stop

HRL20:12Harlingen Valley Intl

4 Aug

HRL17:22Harlingen Valley Intl

17h 53m

2 stops

LHR17:15London Heathrow

£1,922

United Airlines flights from United Kingdom to Harlingen

Our best United Airlines deals on United Kingdom to Harlingen flight tickets

United Airlines

30 Oct

LHR09:30London Heathrow

30h 29m

2 stops

HRL10:59Harlingen Valley Intl

3 Nov

HRL12:10Harlingen Valley Intl

17h 50m

2 stops

LHR12:00London Heathrow

£927

United Airlines

30 Oct

LHR12:05London Heathrow

14h 39m

1 stop

HRL21:44Harlingen Valley Intl

3 Nov

HRL12:10Harlingen Valley Intl

16h 05m

1 stop

LHR10:15London Heathrow

£950

United Airlines

27 May

LHR07:25London Heathrow

18h 24m

2 stops

HRL19:49Harlingen Valley Intl

3 Jun

HRL14:05Harlingen Valley Intl

15h 30m

1 stop

LHR11:35London Heathrow

£1,035

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonHarlingen

LHR - HRL

LHRHRL

London Heathrow

Fri 30/10

09:30-10:59

2 stops30h 29m

Harlingen Valley Intl

Tue 3/11

12:10-12:00

2 stops17h 50m

£927

LondonHarlingen

LHR - HRL

LHRHRL

London Heathrow

Fri 30/10

12:05-21:44

1 stop14h 39m

Harlingen Valley Intl

Tue 3/11

12:10-10:15

1 stop16h 05m

£950

LondonHarlingen

LHR - HRL

LHRHRL

London Heathrow

Wed 27/5

07:25-19:49

2 stops18h 24m

Harlingen Valley Intl

Wed 3/6

14:05-11:35

1 stop15h 30m

£1,035

LondonHarlingen

LHR - HRL

LHRHRL

London Heathrow

Wed 27/5

13:40-21:54

1 stop14h 14m

Harlingen Valley Intl

Wed 3/6

17:20-11:35

1 stop12h 15m

£1,060

LondonHarlingen

LHR - HRL

LHRHRL

London Heathrow

Wed 29/7

10:05-20:12

1 stop16h 07m

Harlingen Valley Intl

Tue 4/8

17:22-12:50

1 stop13h 28m

£1,911

LondonHarlingen

LHR - HRL

LHRHRL

London Heathrow

Wed 29/7

10:05-20:12

1 stop16h 07m

Harlingen Valley Intl

Tue 4/8

06:00-09:00

1 stop21h 00m

£1,915

LondonHarlingen

LHR - HRL

LHRHRL

London Heathrow

Wed 29/7

10:05-20:12

1 stop16h 07m

Harlingen Valley Intl

Tue 4/8

17:22-17:15

2 stops17h 53m

£1,922

Fastest return journey

LondonHarlingen

LHR - HRL

LHRHRL

London Heathrow

Wed 29/7

12:55-20:12

1 stop13h 17m

Harlingen Valley Intl

Tue 4/8

17:00-10:55

1 stop11h 55m

£1,924

LondonHarlingen

LHR - HRL

LHRHRL

London Heathrow

Wed 29/7

08:55-16:50

1 stop13h 55m

Harlingen Valley Intl

Tue 4/8

17:22-17:15

2 stops17h 53m

£1,926

LondonHarlingen

LHR - HRL

LHRHRL

London Heathrow

Wed 29/7

12:55-10:12

1 stop27h 17m

Harlingen Valley Intl

Tue 4/8

10:45-10:55

1 stop18h 10m

£1,929

Flights are sorted by cheapest return flights first.

Showing 1-10 of 12 resultsSorted by cheapest first

How to get the cheapest flight ticket from United Kingdom 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

Airlines

Other information

What is the cheapest airline that flies from United Kingdom to Harlingen Valley Intl?

United Airlines is the most popular carrier operating from United Kingdom to Harlingen Valley Intl

Cheap United Kingdom to Harlingen flight deals and tips

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

Fastest flight time	18h 24m
Direct flights	None

The fastest flight from United Kingdom to Harlingen takes 18h 24m

There are no direct flights from United Kingdom to Harlingen. There are no popular flight routes from United Kingdom to Harlingen.

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Frequently asked questions about flying from the United Kingdom to Harlingen

When did momondo last update prices for flights from United Kingdom to Harlingen Valley Intl Airport?
Prices for flights from United Kingdom to Harlingen Valley Intl Airport are updated daily.
How old do you have to be to fly from United Kingdom to Harlingen Valley Intl Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United Kingdom to Harlingen Valley Intl Airport.
What documentation or ID do you need to fly to Harlingen Valley Intl Airport?
The necessary travel and health documents for your Harlingen Valley Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

Finding the right flight to Harlingen from United Kingdom is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Harlingen quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Harlingen from United Kingdom which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from United Kingdom to Harlingen?

Once you have performed a search for United Kingdom to Harlingen flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to Harlingen, momondo offers a useful price alert feature which will track prices for flights to Harlingen from United Kingdom and alert you when they change.