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

Prices for flights from London to Harlingen Valley Intl Airport are refreshed on a daily basis.

How old do you have to be to fly from London 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 London to Harlingen Valley Intl Airport.

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

The travel and health documents required for your trip to Harlingen Valley Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Harlingen Valley Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£873 Cheap Flights from London to Harlingen in 2026

Voted winner of Europe's Best Travel App 2023

Find the cheapest flights from London to Harlingen

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

09:30 - 21:44

LHR

HRL

18h 14m

2 stops

12:10 - 07:30

HRL

LHR

13h 20m

1 stop

£873United Airlines

Fri, 6 Nov - Tue, 10 Nov

12:05 - 19:32

LHR

HRL

13h 27m

1 stop

12:10 - 07:30

HRL

LHR

13h 20m

1 stop

£896United Airlines

Fri, 6 Nov - Tue, 10 Nov

06:55 - 19:49

LHR

HRL

18h 54m

2 stops

14:05 - 11:35

HRL

LHR

15h 30m

1 stop

£1,108United Airlines

Mon, 20 Jul - Mon, 27 Jul

10:00 - 21:54

LHR

HRL

17h 54m

1 stop

14:05 - 11:35

HRL

LHR

15h 30m

1 stop

£1,132United Airlines

Mon, 20 Jul - Mon, 27 Jul

08:55 - 16:23

LHR

HRL

13h 28m

1 stop

20:04 - 14:25

HRL

LHR

12h 21m

1 stop

£1,414Iberia

Mon, 6 Jul - Mon, 6 Jul

08:55 - 16:50

LHR

HRL

13h 55m

1 stop

06:00 - 06:20

HRL

LHR

18h 20m

1 stop

£1,917Iberia

Wed, 29 Jul - Tue, 4 Aug

08:55 - 16:50

LHR

HRL

13h 55m

1 stop

10:45 - 09:00

HRL

LHR

16h 15m

1 stop

£1,925Iberia

Wed, 29 Jul - Tue, 4 Aug

08:55 - 16:50

LHR

HRL

13h 55m

1 stop

06:00 - 06:20

HRL

LHR

18h 20m

1 stop

£1,929Iberia

Wed, 29 Jul - Tue, 4 Aug

08:55 - 16:50

LHR

HRL

13h 55m

1 stop

10:45 - 06:20

HRL

LHR

13h 35m

1 stop

£1,931Iberia

Wed, 29 Jul - Tue, 4 Aug

19:25 - 16:23

LHR

HRL

26h 58m

2 stops

16:58 - 12:50

HRL

LHR

13h 52m

1 stop

£1,943Multiple Airlines

Wed, 29 Jul - Tue, 4 Aug

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United Airlines flights from London to Harlingen

Our best United Airlines deals on London to Harlingen flight tickets

United Airlines

6 Nov

LHR09:30London Heathrow

18h 14m

2 stops

HRL21:44Harlingen Valley Intl

10 Nov

HRL12:10Harlingen Valley Intl

13h 20m

1 stop

LHR07:30London Heathrow

£873

United Airlines

6 Nov

LHR12:05London Heathrow

13h 27m

1 stop

HRL19:32Harlingen Valley Intl

10 Nov

HRL12:10Harlingen Valley Intl

13h 20m

1 stop

LHR07:30London Heathrow

£896

United Airlines

20 Jul

LHR06:55London Heathrow

18h 54m

2 stops

HRL19:49Harlingen Valley Intl

27 Jul

HRL14:05Harlingen Valley Intl

15h 30m

1 stop

LHR11:35London Heathrow

£1,108

Iberia flights from London to Harlingen

Our best Iberia deals on London to Harlingen flight tickets

Iberia

6 Jul

LHR08:55London Heathrow

13h 28m

1 stop

HRL16:23Harlingen Valley Intl

6 Jul

HRL20:04Harlingen Valley Intl

12h 21m

1 stop

LHR14:25London Heathrow

£1,414

Iberia

29 Jul

LHR08:55London Heathrow

13h 55m

1 stop

HRL16:50Harlingen Valley Intl

4 Aug

HRL06:00Harlingen Valley Intl

18h 20m

1 stop

LHR06:20London Heathrow

£1,917

Iberia

29 Jul

LHR08:55London Heathrow

13h 55m

1 stop

HRL16:50Harlingen Valley Intl

4 Aug

HRL10:45Harlingen Valley Intl

16h 15m

1 stop

LHR09:00London Heathrow

£1,925

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonHarlingen

LHR - HRL

LHRHRL

London Heathrow

Fri 6/11

09:30-21:44

2 stops18h 14m

Harlingen Valley Intl

Tue 10/11

12:10-07:30

1 stop13h 20m

£873

LondonHarlingen

LHR - HRL

LHRHRL

London Heathrow

Fri 6/11

12:05-19:32

1 stop13h 27m

Harlingen Valley Intl

Tue 10/11

12:10-07:30

1 stop13h 20m

£896

LondonHarlingen

LHR - HRL

LHRHRL

London Heathrow

Mon 20/7

06:55-19:49

2 stops18h 54m

Harlingen Valley Intl

Mon 27/7

14:05-11:35

1 stop15h 30m

£1,108

LondonHarlingen

LHR - HRL

LHRHRL

London Heathrow

Mon 20/7

10:00-21:54

1 stop17h 54m

Harlingen Valley Intl

Mon 27/7

14:05-11:35

1 stop15h 30m

£1,132

Fastest return journey

LondonHarlingen

LHR - HRL

LHRHRL

London Heathrow

Mon 6/7

08:55-16:23

1 stop13h 28m

Harlingen Valley Intl

Mon 6/7

20:04-14:25

1 stop12h 21m

£1,414

LondonHarlingen

LHR - HRL

LHRHRL

London Heathrow

Wed 29/7

08:55-16:50

1 stop13h 55m

Harlingen Valley Intl

Tue 4/8

06:00-06:20

1 stop18h 20m

£1,917

LondonHarlingen

LHR - HRL

LHRHRL

London Heathrow

Wed 29/7

08:55-16:50

1 stop13h 55m

Harlingen Valley Intl

Tue 4/8

10:45-09:00

1 stop16h 15m

£1,925

LondonHarlingen

LHR - HRL

LHRHRL

London Heathrow

Wed 29/7

08:55-16:50

1 stop13h 55m

Harlingen Valley Intl

Tue 4/8

06:00-06:20

1 stop18h 20m

£1,929

LondonHarlingen

LHR - HRL

LHRHRL

London Heathrow

Wed 29/7

08:55-16:50

1 stop13h 55m

Harlingen Valley Intl

Tue 4/8

10:45-06:20

1 stop13h 35m

£1,931

LondonHarlingen

LHR - HRL

LHRHRL

London Heathrow

Wed 29/7

19:25-16:23

2 stops26h 58m

Harlingen Valley Intl

Tue 4/8

16:58-12:50

1 stop13h 52m

£1,943

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 London 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 airline that flies from London to Harlingen Valley Intl?

Iberia and United Airlines are the most popular carriers operating from London to Harlingen Valley Intl

When to book flights from London to Harlingen

Are you open to changing your travel dates? Check out the ideal times to fly from London to Harlingen according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap London to Harlingen (LON to HRL) flight deals and tips

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

Fastest flight time	13h 28m
Direct flights	None

The fastest flight from London to Harlingen takes 13h 28m

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

Search flight deals

Frequently asked questions about flying from London to Harlingen

How far is London to Harlingen Valley Intl by plane?
Harlingen Valley Intl is 5125.1 mi away from London. Typically, this will take 13h 28m by plane in normal conditions.
When did momondo last update prices for flights from London to Harlingen Valley Intl Airport?
Prices for flights from London to Harlingen Valley Intl Airport are refreshed on a daily basis.
How old do you have to be to fly from London 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 London to Harlingen Valley Intl Airport.
What documentation or ID do you need to fly to Harlingen Valley Intl Airport?
The travel and health documents required for your trip to Harlingen Valley Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Harlingen Valley Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

It is quick and easy to find London 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 London to Harlingen with flexible booking policies on momondo?

All flight searches from London to Harlingen on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from London to Harlingen?

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

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

Yes momondo offers price alerts on flights to Harlingen from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.