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Cheap flights from Harlingen to London Heathrow Airport from £639

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/9. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — LHR
15 Jul — 22 Jul1
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 15 June 2026.

Fri 25/905:05
HRL
-
LHR
2 stops22h 55m
United Airlines
Sun 27/907:30
LHR
-
HRL
2 stops20h 22m
United Airlines
Deal found 10/6£639
Tue 4/810:45
HRL
-
LHR
1 stop20h 05m
Iberia
Wed 12/810:50
LHR
-
HRL
2 stops35h 37m
Iberia
Deal found 13/6£726
Tue 4/814:05
HRL
-
LHR
1 stop15h 30m
United Airlines
Fri 14/810:00
LHR
-
HRL
1 stop17h 52m
United Airlines
Deal found 13/6£747
Sun 2/805:10
HRL
-
LHR
2 stops19h 35m
United Airlines
Thu 13/810:00
LHR
-
HRL
1 stop17h 52m
United Airlines
Deal found 13/6£750
Sun 2/814:05
HRL
-
LHR
1 stop11h 40m
United Airlines
Tue 11/814:10
LHR
-
HRL
2 stops31h 49m
United Airlines
Deal found 13/6£779
Sat 1/814:05
HRL
-
LHR
1 stop11h 50m
United Airlines
Fri 14/813:40
LHR
-
HRL
1 stop14h 12m
United Airlines
Deal found 13/6£784
Sun 2/814:05
HRL
-
LHR
1 stop11h 40m
United Airlines
Sat 15/813:40
LHR
-
HRL
1 stop14h 12m
United Airlines
Deal found 13/6£791
Mon 3/807:20
HRL
-
LHR
2 stops17h 15m
Austrian Airlines
Wed 12/809:30
LHR
-
HRL
2 stops18h 22m
Austrian Airlines
Deal found 13/6£793
Tue 28/714:05
HRL
-
LHR
1 stop11h 50m
United Airlines
Tue 4/809:30
LHR
-
HRL
2 stops18h 24m
United Airlines
Deal found 13/6£794
Thu 30/705:10
HRL
-
LHR
2 stops21h 25m
Air Canada
Thu 6/808:30
LHR
-
HRL
2 stops41h 19m
Air Canada
Deal found 15/6£823

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 15 June 2026.

Round-trip from

£726
Iberia
  • Iberia
  • 4/8-12/8
  • 3 total stops
  • 55h 42m 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 15 June 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

Fri 7/8

14:05-07:55

1 stop11h 50m

London Heathrow

Thu 13/8

13:40-21:52

1 stop14h 12m

£784

HarlingenLondon

HRL - LHR

HRLLHR

Harlingen Valley Intl

Tue 28/7

14:05-07:55

1 stop11h 50m

London Heathrow

Tue 4/8

09:30-21:54

2 stops18h 24m

£794

HarlingenLondon

HRL - LHR

HRLLHR

Harlingen Valley Intl

Thu 30/7

14:05-07:45

1 stop11h 40m

London Heathrow

Thu 6/8

10:00-21:54

1 stop17h 54m

£828

HarlingenLondon

HRL - LHR

HRLLHR

Harlingen Valley Intl

Mon 13/7

05:10-11:35

1 stop24h 25m

London Heathrow

Mon 20/7

08:00-21:54

2 stops43h 54m

£968
Fastest return journey

HarlingenLondon

HRL - LHR

HRLLHR

Harlingen Valley Intl

Sun 2/8

14:05-07:45

1 stop11h 40m

London Heathrow

Sun 9/8

13:40-21:54

1 stop14h 14m

£1,024

HarlingenLondon

HRL - LHR

HRLLHR

Harlingen Valley Intl

Thu 25/6

07:20-11:35

1 stop22h 15m

London Heathrow

Thu 9/7

06:55-19:49

2 stops18h 54m

£1,297

HarlingenLondon

HRL - LHR

HRLLHR

Harlingen Valley Intl

Mon 23/11

20:04-06:50

1 stop28h 46m

London Heathrow

Sat 28/11

12:15-10:54

2 stops28h 39m

£4,397
Cheapest one-way

HarlingenLondon

HRL - LHR

HRLLHR

Harlingen Valley Intl

Thu 30/7

05:10-07:45

1 stop20h 35m

£769
Fastest single journey

HarlingenLondon

HRL - LHR

HRLLHR

Harlingen Valley Intl

Thu 30/7

07:20-07:15

2 stops17h 55m

£797

HarlingenLondon

HRL - LHR

HRLLHR

Harlingen Valley Intl

Thu 30/7

07:20-10:00

3 stops20h 40m

£925

Flights are sorted by cheapest return flights first.

Deals found on 14/6

Sorted by cheapest first

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 15h 30m. Harlingen and London Heathrow Airport are separated by a distance of 5109 mi.

  • 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
Wembley
Luton
Gatwick
Slough
Ilford
Croydon
Hayes
Brentford
Colchester
Northampton
Kingston upon Thames
Eastbourne
Watford
Swindon
Ipswich
Poole
Guildford
Romford

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When you search for this flight from Harlingen to Heathrow, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Harlingen to Heathrow for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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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