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Cheap flights from Harlingen to London Heathrow Airport from £647

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/11. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — LHR
31 Aug — 7 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Harlingen to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Harlingen to Heathrow
Explore the most affordable flight options available from Harlingen to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 August 2026.

Sun 15/1107:10
HRL
-
LHR
1 stop21h 05m
United Airlines
Thu 19/1106:35
LHR
-
HRL
2 stops19h 12m
United Airlines
Deal found 31/7£647
Mon 21/915:35
HRL
-
LHR
1 stop16h 50m
Iberia
Tue 29/907:50
LHR
-
HRL
2 stops32h 08m
Iberia
Deal found 31/7£658
Mon 21/913:59
HRL
-
LHR
2 stops14h 41m
United Airlines
Tue 29/909:30
LHR
-
HRL
2 stops18h 22m
United Airlines
Deal found 31/7£664
Thu 15/1018:42
HRL
-
LHR
1 stop13h 43m
Iberia
Mon 19/1020:00
LHR
-
HRL
2 stops44h 08m
Iberia
Deal found 30/7£692
Tue 15/913:59
HRL
-
LHR
1 stop11h 56m
United Airlines
Tue 22/907:30
LHR
-
HRL
2 stops20h 22m
United Airlines
Deal found 1/8£701
Sun 11/1014:00
HRL
-
LHR
1 stop15h 35m
United Airlines
Sun 18/1017:40
LHR
-
HRL
2 stops32h 04m
United Airlines
Deal found 28/7£704

Find flight deals from Harlingen to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Harlingen (HRL) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 1 August 2026.

Round-trip from

£647
United Airlines
  • United Airlines
  • 15/11-19/11
  • 3 total stops
  • 40h 17m total
  • Harlingen to London
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Harlingen to Heathrow that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 1 August 2026.
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 return flight

HarlingenLondon

HRL - LHR

HRLLHR

Harlingen Valley Intl

Sun 15/11

07:10-10:15

1 stop21h 05m

London Heathrow

Thu 19/11

06:35-19:47

2 stops19h 12m

£647
Fastest return journey

HarlingenLondon

HRL - LHR

HRLLHR

Harlingen Valley Intl

Mon 21/9

07:15-07:45

1 stop18h 30m

London Heathrow

Tue 29/9

13:40-21:52

1 stop14h 12m

£678

HarlingenLondon

HRL - LHR

HRLLHR

Harlingen Valley Intl

Tue 15/9

07:15-06:30

2 stops17h 15m

London Heathrow

Tue 22/9

07:30-21:52

2 stops20h 22m

£703

HarlingenLondon

HRL - LHR

HRLLHR

Harlingen Valley Intl

Thu 10/9

10:45-09:05

1 stop16h 20m

London Heathrow

Thu 17/9

06:15-19:25

2 stops19h 10m

£727

HarlingenLondon

HRL - LHR

HRLLHR

Harlingen Valley Intl

Thu 10/9

07:15-10:00

2 stops20h 45m

London Heathrow

Thu 17/9

07:25-19:39

2 stops18h 14m

£731

HarlingenLondon

HRL - LHR

HRLLHR

Harlingen Valley Intl

Sun 13/9

05:05-07:45

1 stop20h 40m

London Heathrow

Sun 20/9

07:30-21:52

2 stops20h 22m

£736

HarlingenLondon

HRL - LHR

HRLLHR

Harlingen Valley Intl

Thu 3/9

17:18-07:55

1 stop32h 37m

London Heathrow

Mon 7/9

07:30-21:52

2 stops44h 22m

£755

HarlingenLondon

HRL - LHR

HRLLHR

Harlingen Valley Intl

Thu 10/9

13:59-11:55

2 stops15h 56m

London Heathrow

Mon 14/9

06:55-19:39

2 stops18h 44m

£769

HarlingenLondon

HRL - LHR

HRLLHR

Harlingen Valley Intl

Thu 17/9

13:59-11:35

1 stop15h 36m

London Heathrow

Mon 21/9

15:05-19:39

2 stops34h 34m

£770

HarlingenLondon

HRL - LHR

HRLLHR

Harlingen Valley Intl

Fri 18/9

07:15-05:55

2 stops16h 40m

London Heathrow

Mon 21/9

15:05-19:39

2 stops34h 34m

£773

Flights are sorted by cheapest return flights first.

Deals found on 31/7

Showing 1-10 of 11 resultsSorted by cheapest first
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Best time to book a flight from Harlingen to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from 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.

Related info for your journey

Find useful and relevant information for your journey from Harlingen to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Harlingen to London Heathrow?

    Located just 3.7 mi from the city center, Harlingen Valley Intl is the airport most travelers will use when flying to London Heathrow from Harlingen. Booking flights from Valley Intl (HRL) to London Heathrow should be relatively easy as there are 0 daily outbound flights to London Heathrow from 0 different airlines.

  • How long is the flight from Harlingen to London Heathrow Airport?

    Departing from Harlingen to London Heathrow Airport will take you 14h 41m. Harlingen and London Heathrow Airport are separated by a distance of 5109 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Harlingen to Heathrow that include hotel bookings?

    Yes. In addition to deals on Harlingen to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Harlingen to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Harlingen to Heathrow.

  • Can I find deals for business class flights from Harlingen to Heathrow?

    Yes. Cheapflights offers flight deals from Harlingen to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Milton Keynes
Luton
Gatwick
Wembley
Slough
Ilford
Hayes
Croydon
Colchester
Brentford
Eastbourne
Northampton
Watford
Swindon
Southend-on-Sea
Enfield
Kingston upon Thames
Poole
Southall

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Why should you use Cheapflights to find cheap flight tickets from Harlingen to Heathrow?

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Can Cheapflights find flights from Harlingen to Heathrow with no change fees?

Yes! Cheapflights helps users easily find flights from Harlingen to Heathrow with no change fees.

Can Cheapflights notify me if prices for flights from Harlingen to Heathrow become cheaper?

Yes, Cheapflights offers price alerts on Harlingen to Heathrow flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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