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

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

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Harlingen Valley Intl Airport to London Heathrow Airport.

What documentation or ID do you need to fly to London Heathrow Airport?

The travel and health documents required for your trip to London Heathrow 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 London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$975 Cheap Flights from Harlingen to London Heathrow Airport in 2026

Find the cheapest flights from Harlingen to London

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:45 am - 12:50 pm

HRL

LHR

20h 05m

1 stop

10:50 am - 4:27 pm

LHR

HRL

35h 37m

2 stops

$975Iberia

Tue, Aug 4 - Wed, Aug 12

2:05 pm - 7:55 am

HRL

LHR

11h 50m

1 stop

1:40 pm - 9:52 pm

LHR

HRL

14h 12m

1 stop

$1,003United Airlines

Tue, Aug 4 - Thu, Aug 13

7:20 am - 11:35 am

HRL

LHR

22h 15m

1 stop

6:00 pm - 1:24 pm

LHR

HRL

25h 24m

2 stops

$1,007United Airlines

Sun, Aug 2 - Wed, Aug 12

2:05 pm - 7:45 am

HRL

LHR

11h 40m

1 stop

2:10 pm - 3:59 pm

LHR

HRL

31h 49m

2 stops

$1,046United Airlines

Sun, Aug 2 - Tue, Aug 11

2:05 pm - 7:55 am

HRL

LHR

11h 50m

1 stop

1:40 pm - 9:52 pm

LHR

HRL

14h 12m

1 stop

$1,053United Airlines

Sat, Aug 1 - Thu, Aug 13

2:05 pm - 7:45 am

HRL

LHR

11h 40m

1 stop

1:40 pm - 9:52 pm

LHR

HRL

14h 12m

1 stop

$1,063United Airlines

Sun, Aug 2 - Sat, Aug 15

7:20 am - 6:35 am

HRL

LHR

17h 15m

2 stops

9:30 am - 9:52 pm

LHR

HRL

18h 22m

2 stops

$1,065Austrian Airlines

Mon, Aug 3 - Wed, Aug 12

7:20 am - 5:55 am

HRL

LHR

16h 35m

2 stops

7:45 am - 9:54 pm

LHR

HRL

20h 09m

2 stops

$1,066United Airlines

Tue, Jul 28 - Tue, Aug 4

5:10 am - 8:35 am

HRL

LHR

21h 25m

2 stops

8:30 am - 7:49 pm

LHR

HRL

41h 19m

2 stops

$1,105Air Canada

Thu, Jul 30 - Thu, Aug 6

2:05 pm - 7:45 am

HRL

LHR

11h 40m

1 stop

10:00 am - 9:54 pm

LHR

HRL

17h 54m

1 stop

$1,112United Airlines

Thu, Jul 30 - Thu, Aug 6

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Iberia flights from Harlingen to London Heathrow Airport

Our best Iberia deals on Harlingen to London Heathrow Airport flight tickets

Iberia

Aug 4

HRL10:45 amHarlingen Valley Intl

20h 05m

1 stop

LHR12:50 pmLondon Heathrow

Aug 12

LHR10:50 amLondon Heathrow

35h 37m

2 stops

HRL4:27 pmHarlingen Valley Intl

$975

Iberia

Aug 3

HRL10:45 amHarlingen Valley Intl

16h 15m

1 stop

LHR9:00 amLondon Heathrow

Aug 12

LHR2:25 pmLondon Heathrow

14h 29m

1 stop

HRL10:54 pmHarlingen Valley Intl

$1,207

Iberia

Aug 5

HRL10:34 amHarlingen Valley Intl

39h 51m

2 stops

LHR8:25 amLondon Heathrow

Aug 12

LHR10:50 amLondon Heathrow

29h 14m

2 stops

HRL10:04 amHarlingen Valley Intl

$1,240

United Airlines flights from Harlingen to London Heathrow Airport

Our best United Airlines deals on Harlingen to London Heathrow Airport flight tickets

United Airlines

Aug 4

HRL2:05 pmHarlingen Valley Intl

11h 50m

1 stop

LHR7:55 amLondon Heathrow

Aug 13

LHR1:40 pmLondon Heathrow

14h 12m

1 stop

HRL9:52 pmHarlingen Valley Intl

$1,003

United Airlines

Aug 2

HRL5:10 amHarlingen Valley Intl

19h 35m

2 stops

LHR6:45 amLondon Heathrow

Aug 13

LHR10:00 amLondon Heathrow

17h 52m

1 stop

HRL9:52 pmHarlingen Valley Intl

$1,007

United Airlines

Aug 2

HRL2:05 pmHarlingen Valley Intl

11h 40m

1 stop

LHR7:45 amLondon Heathrow

Aug 11

LHR2:10 pmLondon Heathrow

31h 49m

2 stops

HRL3:59 pmHarlingen Valley Intl

$1,046

momondo Fare Finder

Use the filters below to find and compare flights from Harlingen to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HarlingenLondon

HRL - LHR

HRLLHR

Harlingen Valley Intl

Tue 8/4

10:45 am-12:50 pm

1 stop20h 05m

London Heathrow

Wed 8/12

10:50 am-4:27 pm

2 stops35h 37m

$975

HarlingenLondon

HRL - LHR

HRLLHR

Harlingen Valley Intl

Tue 8/4

2:05 pm-7:55 am

1 stop11h 50m

London Heathrow

Thu 8/13

1:40 pm-9:52 pm

1 stop14h 12m

$1,003

HarlingenLondon

HRL - LHR

HRLLHR

Harlingen Valley Intl

Sun 8/2

7:20 am-11:35 am

1 stop22h 15m

London Heathrow

Wed 8/12

6:00 pm-1:24 pm

2 stops25h 24m

$1,007

HarlingenLondon

HRL - LHR

HRLLHR

Harlingen Valley Intl

Sun 8/2

2:05 pm-7:45 am

1 stop11h 40m

London Heathrow

Tue 8/11

2:10 pm-3:59 pm

2 stops31h 49m

$1,046

HarlingenLondon

HRL - LHR

HRLLHR

Harlingen Valley Intl

Sat 8/1

2:05 pm-7:55 am

1 stop11h 50m

London Heathrow

Thu 8/13

1:40 pm-9:52 pm

1 stop14h 12m

$1,053

Quickest round-trip

HarlingenLondon

HRL - LHR

HRLLHR

Harlingen Valley Intl

Sun 8/2

2:05 pm-7:45 am

1 stop11h 40m

London Heathrow

Sat 8/15

1:40 pm-9:52 pm

1 stop14h 12m

$1,063

HarlingenLondon

HRL - LHR

HRLLHR

Harlingen Valley Intl

Mon 8/3

7:20 am-6:35 am

2 stops17h 15m

London Heathrow

Wed 8/12

9:30 am-9:52 pm

2 stops18h 22m

$1,065

HarlingenLondon

HRL - LHR

HRLLHR

Harlingen Valley Intl

Tue 7/28

7:20 am-5:55 am

2 stops16h 35m

London Heathrow

Tue 8/4

7:45 am-9:54 pm

2 stops20h 09m

$1,066

HarlingenLondon

HRL - LHR

HRLLHR

Harlingen Valley Intl

Thu 7/30

5:10 am-8:35 am

2 stops21h 25m

London Heathrow

Thu 8/6

8:30 am-7:49 pm

2 stops41h 19m

$1,105

HarlingenLondon

HRL - LHR

HRLLHR

Harlingen Valley Intl

Thu 7/30

2:05 pm-7:45 am

1 stop11h 40m

London Heathrow

Thu 8/6

10:00 am-9:54 pm

1 stop17h 54m

$1,112

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first

How to get the cheapest flight ticket from Harlingen to London Heathrow Airport

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 Harlingen Valley Intl to London Heathrow?

Lufthansa and Austrian Airlines are the most popular carriers operating from Harlingen Valley Intl to London Heathrow

When to book flights from Harlingen to London Heathrow Airport

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

Estimated round-trip price

Cheap Harlingen to London Heathrow Airport (HRL to LHR) flight deals and tips

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

Fastest flight time	11h 40m
Direct flights	None

The fastest flight from Harlingen to London Heathrow Airport takes 11h 40m

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

Search flight deals

Frequently asked questions about flying from Harlingen to London Heathrow Airport

How far is Harlingen Valley Intl to London Heathrow by plane?
The straight-line distance from Harlingen Valley Intl to London Heathrow is 5112.7 mi. Flights usually cover this in 11h 40m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Harlingen Valley Intl Airport to London Heathrow Airport?
Prices for flights from Harlingen Valley Intl Airport to London Heathrow Airport are refreshed on a daily basis.
How old do you have to be to fly from Harlingen Valley Intl Airport to London Heathrow Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Harlingen Valley Intl Airport to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The travel and health documents required for your trip to London Heathrow 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 London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Hounslow

Gatwick

Milton Keynes

Luton

Dover

Hayes

Crawley

Croydon

Wembley

Stansted

Stratford-upon-Avon

Harrow

Slough

Brentwood

Watford

Cobham

Guildford

Ilford

Folkestone

Uxbridge

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Harlingen to London. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for Harlingen to London flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between Harlingen and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to London from Harlingen. 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.

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Cheap flights from Harlingen to London from $975

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Harlingen to London departing on 8/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Iberia flights from Harlingen to London Heathrow Airport

Our best Iberia deals on Harlingen to London Heathrow Airport flight tickets

United Airlines flights from Harlingen to London Heathrow Airport

Our best United Airlines deals on Harlingen to London Heathrow Airport flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Harlingen to London Heathrow Airport that are best for you.

See travel insights to London from

How to get the cheapest flight ticket from Harlingen to London Heathrow Airport

What is the cheapest airline that flies from Harlingen Valley Intl to London Heathrow?

When to book flights from Harlingen to London Heathrow Airport

Cheap Harlingen to London Heathrow Airport (HRL to LHR) flight deals and tips

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

Fastest flight time

Direct flights

Frequently asked questions about flying from Harlingen to London Heathrow Airport

Traveling to a place near London?

Why use momondo?

An easier way to manage your London Heathrow Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to London

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