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Cheap flights from Harlingen to London from £656

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — LON
22 Jun — 29 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Harlingen to London

Enter your travel dates to find the best prices.

Cheapest flights from Harlingen to London
Explore the most affordable flight options available from Harlingen to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 May 2026.

Tue 1/917:18
HRL
-
LHR
2 stops36h 32m
Air Canada
Wed 23/917:40
LHR
-
HRL
2 stops34h 12m
Air Canada
Deal found 21/5£656
Tue 1/913:59
HRL
-
LHR
1 stop11h 56m
United Airlines
Wed 23/907:30
LHR
-
HRL
2 stops20h 22m
United Airlines
Deal found 21/5£657
Thu 27/817:18
HRL
-
LHR
1 stop12h 17m
United Airlines
Fri 18/910:00
LHR
-
HRL
1 stop15h 39m
United Airlines
Deal found 19/5£707
Wed 21/1020:03
HRL
-
LHR
1 stop12h 22m
Iberia
Fri 6/1111:55
LHR
-
HRL
1 stop13h 35m
Iberia
Deal found 19/5£797
Fri 3/717:20
HRL
-
LHR
1 stop12h 15m
United Airlines
Fri 10/706:55
LHR
-
HRL
2 stops18h 54m
United Airlines
Deal found 19/5£845
Mon 29/607:20
HRL
-
LHR
2 stops41h 15m
Air Canada
Fri 31/708:30
LHR
-
HRL
2 stops41h 19m
Air Canada
Deal found 22/5£1,025
Mon 29/607:20
HRL
-
LHR
1 stop18h 25m
United Airlines
Fri 31/714:10
LHR
-
HRL
2 stops35h 39m
United Airlines
Deal found 22/5£1,026

Find flight deals from Harlingen to London

Discover tips and strategies to find the most affordable flight options for your journey from Harlingen (HRL) to London (LON). 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 23 May 2026.

Round-trip from

£656
Air Canada
  • Air Canada
  • 1/9-23/9
  • 4 total stops
  • 70h 44m total
  • Harlingen to London
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Harlingen to London 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 23 May 2026.
Use the filters below to find and compare flights from Harlingen to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

HarlingenLondon

HRL - LHR

HRLLHR

Harlingen Valley Intl

Tue 1/9

17:18-11:50

2 stops36h 32m

London Heathrow

Wed 23/9

17:40-21:52

2 stops34h 12m

£656

HarlingenLondon

HRL - LHR

HRLLHR

Harlingen Valley Intl

Tue 1/9

13:59-07:55

1 stop11h 56m

London Heathrow

Wed 23/9

07:30-21:52

2 stops20h 22m

£657

HarlingenLondon

HRL - LHR

HRLLHR

Harlingen Valley Intl

Thu 27/8

17:18-11:35

1 stop12h 17m

London Heathrow

Fri 18/9

10:00-19:39

1 stop15h 39m

£707
Fastest return journey

HarlingenLondon

HRL - LHR

HRLLHR

Harlingen Valley Intl

Wed 21/10

20:03-14:25

1 stop12h 22m

London Heathrow

Fri 6/11

11:55-19:30

1 stop13h 35m

£797

HarlingenLondon

HRL - LHR

HRLLHR

Harlingen Valley Intl

Fri 3/7

17:20-11:35

1 stop12h 15m

London Heathrow

Fri 10/7

06:55-19:49

2 stops18h 54m

£845

HarlingenLondon

HRL - LHR

HRLLHR

Harlingen Valley Intl

Mon 29/6

07:20-06:35

2 stops41h 15m

London Heathrow

Fri 31/7

08:30-19:49

2 stops41h 19m

£1,025

HarlingenLondon

HRL - LHR

HRLLHR

Harlingen Valley Intl

Mon 29/6

07:20-07:45

1 stop18h 25m

London Heathrow

Fri 31/7

14:10-19:49

2 stops35h 39m

£1,026
Cheapest one-way

HarlingenLondon

HRL - LHR

HRLLHR

Harlingen Valley Intl

Thu 30/7

07:20-07:45

1 stop18h 25m

£762
Fastest single journey

HarlingenLondon

HRL - LHR

HRLLHR

Harlingen Valley Intl

Thu 30/7

07:20-06:55

2 stops17h 35m

£777

HarlingenLondon

HRL - LHR

HRLLHR

Harlingen Valley Intl

Thu 30/7

07:20-07:15

2 stops17h 55m

£777

Flights are sorted by cheapest return flights first.

Deals found on 21/5

Showing 1-10 of 12 resultsSorted by cheapest first
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Best time to book a flight from Harlingen to London

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

Cheapflights Insights

Everything you need to know about your flight from Harlingen to London
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Harlingen to London. 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?

    If you book a flight to London from Harlingen, you will be flying from Valley Intl, which is the city’s only airport. Harlingen Valley Intl (HRL) is located 3.7 mi from the center of Harlingen. There are 0 flights from Valley Intl to London per day from 0 different airlines.

  • How long is the flight from Harlingen to London?

    There are many flights that can get you from Harlingen to London in 11h 56m. Fly via Air Canada or United Airlines to get the fastest option. There are 5109 mi between Harlingen and London. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Harlingen to London 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?

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Ilford
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Southend-on-Sea

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

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

Certainly. Search results for flights to London from Harlingen shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Of course! You can now track prices for flights from Harlingen to London and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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