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Cheap flights from Alicante to London Heathrow Airport from £41

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/12. Fares are subject to change and may not be available on all flights or dates of travel.
ALC — LHR
19 Aug — 26 Aug1
1 adult

Cheap flight deals from Alicante to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Alicante (ALC) 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 14 August 2025.

Round-trip from

£123

One-way from

£41

Popular in

January

Cheapest in

July

Average price

£266
Vueling
  • Vueling
  • 17/9-27/9
  • 2 total stops
  • 21h 25m total
  • Alicante to London
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Vueling
  • Vueling
  • 13/12
  • 1 total stop
  • 8h 15m total
  • Alicante to London
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£18 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease (£9 potential savings vs. average return price).
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Average for round-trip flights in August 2025
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Find flight deals from Alicante to Heathrow

Cheapest flights from Alicante to Heathrow
Explore the most affordable flight options available from Alicante to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 August 2025.

Mon 17/1114:00ALC - LHR
2 stops31h 05mVueling
Sat 22/1115:30LHR - ALC
1 stop17h 30mVueling
Deal found 12/8£113
Fri 14/1111:20ALC - LHR
1 stop8h 30mScandinavian Airlines
Sat 22/1106:40LHR - ALC
1 stop9h 55mScandinavian Airlines
Deal found 12/8£122
Thu 20/1111:20ALC - LHR
1 stop8h 30mScandinavian Airlines
Tue 25/1117:30LHR - ALC
1 stop16h 25mScandinavian Airlines
Deal found 13/8£122
Wed 17/923:40ALC - LHR
1 stop10h 30mVueling
Sat 27/920:50LHR - ALC
1 stop10h 55mVueling
Deal found 13/8£123
Thu 25/1207:30ALC - LHR
1 stop8h 15mVueling
Sat 3/115:30LHR - ALC
1 stop17h 30mVueling
Deal found 12/8£125
Thu 13/1111:20ALC - LHR
1 stop8h 30mScandinavian Airlines
Sun 16/1110:20LHR - ALC
1 stop6h 15mScandinavian Airlines
Deal found 12/8£125
Wed 5/1111:45ALC - LHR
1 stop8h 05mScandinavian Airlines
Tue 11/1117:30LHR - ALC
1 stop16h 25mScandinavian Airlines
Deal found 12/8£130
Thu 20/1111:20ALC - LHR
1 stop11h 15mScandinavian Airlines
Mon 24/1107:05LHR - ALC
1 stop9h 55mScandinavian Airlines
Deal found 13/8£135
Fri 19/920:25ALC - LHR
1 stop13h 45mVueling
Sat 27/920:50LHR - ALC
1 stop10h 55mVueling
Deal found 13/8£136
Mon 29/917:40ALC - LHR
1 stop16h 30mVueling
Sun 5/1009:55LHR - ALC
1 stop22h 45mVueling
Deal found 13/8£139

Cheapflights Fare Finder

 
Customise your flight search to find flights from Alicante 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 14 August 2025.
Use the filters below to find and compare flights from Alicante to London Heathrow Airport that are best for you.

Fly from

Alicante

Fly to

Heathrow

Route

Depart

Return

Price

AlicanteLondon

ALC - LHR

ALCLHR

Alicante

Wed 17/9

23:40-09:10

1 stop10h 30m

London Heathrow

Sat 27/9

20:50-08:45

1 stop10h 55m

£123

AlicanteLondon

ALC - LHR

ALCLHR

Alicante

Wed 5/11

11:45-18:50

1 stop8h 05m

London Heathrow

Tue 11/11

17:30-10:55

1 stop16h 25m

£130

AlicanteLondon

ALC - LHR

ALCLHR

Alicante

Tue 14/10

06:30-14:45

1 stop9h 15m

London Heathrow

Sat 18/10

15:30-08:35

1 stop16h 05m

£142

AlicanteLondon

ALC - LHR

ALCLHR

Alicante

Wed 1/10

20:10-14:15

1 stop19h 05m

London Heathrow

Sat 4/10

15:05-08:50

1 stop16h 45m

£145

AlicanteLondon

ALC - LHR

ALCLHR

Alicante

Sun 9/11

11:35-21:35

1 stop11h 00m

London Heathrow

Sun 30/11

21:05-16:10

1 stop18h 05m

£148

AlicanteLondon

ALC - LHR

ALCLHR

Alicante

Fri 19/9

20:25-09:10

1 stop13h 45m

London Heathrow

Mon 22/9

15:30-21:55

1 stop5h 25m

£148

AlicanteLondon

ALC - LHR

ALCLHR

Alicante

Fri 19/9

20:25-09:10

1 stop13h 45m

London Heathrow

Mon 22/9

20:50-09:45

1 stop11h 55m

£151

AlicanteLondon

ALC - LHR

ALCLHR

Alicante

Wed 22/10

23:40-09:10

1 stop10h 30m

London Heathrow

Sun 26/10

18:50-07:25

1 stop11h 35m

£153

AlicanteLondon

ALC - LHR

ALCLHR

Alicante

Thu 4/9

20:35-09:10

1 stop13h 35m

London Heathrow

Sat 6/9

20:50-09:40

1 stop11h 50m

£155

AlicanteLondon

ALC - LHR

ALCLHR

Alicante

Thu 23/10

18:05-22:40

1 stop5h 35m

London Heathrow

Sun 26/10

07:40-17:35

1 stop8h 55m

£156

Flights are sorted by cheapest return flights first.

Deals found on 13/8

Showing 1-10 of 23 results
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Best time to book a flight from Alicante to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Alicante 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 Alicante to London Heathrow Airport

What is the cheapest month to book a flight from Alicante to London Heathrow Airport?

Currently, January is the cheapest month in which you can book a flight from Alicante to London Heathrow Airport (average of £112). Flying from Alicante to London Heathrow Airport in August is currently the most expensive (average of £164). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ALC to LHR?

Find hourly flight availability from Alicante to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 14 August 2025.

Unlike at midday, when flights are generally more expensive, you can save up to 65% on flights from Alicante to London Heathrow Airport by exploring options for tickets in the evening.

What’s the top stopover airport for flights from Alicante to London Heathrow Airport?

Share of one-stop return flights from Alicante to London Heathrow Airport chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Madrid (MAD) – chosen by Cheapflights users on 75% of one-stop itineraries from Alicante to London Heathrow Airport on Cheapflights.

What’s the cheapest stopover airport for flights from Alicante to London Heathrow Airport?

Average return fare for one-stop flights from Alicante to London Heathrow Airport, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Barcelona (BCN) is the most affordable one-stop option, with an average return flight price of £158.

What’s the fastest stopover option from Alicante to London Heathrow Airport?

Shortest average travel time for one-stop one-way flights from Alicante to London Heathrow Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Madrid (MAD) have the shortest average one-way travel time for one-stop routes: 5h 02m.

Which airport typically offers the quickest stopover for flights from Alicante to London Heathrow Airport?

Average stopover duration for one-stop one-way flights from Alicante to London Heathrow Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Madrid (MAD) offer the fastest connection on this route, with an average stopover time of 1h 21m.

Related info for your journey

Find useful and relevant information for your journey from Alicante 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 Alicante to London Heathrow?

    For a flight from Alicante to London Heathrow, you will be flying from Alicante. Alicante (ALC) is just 6.0 mi from the center of the city. Alicante is the only Alicante airport and it handles 0 outbound flights to London Heathrow per day. 0 airlines have flights to London Heathrow from Alicante on a regular basis.

  • What are the cheapest airlines flying from Alicante to London Heathrow Airport round-trip?

    Flying on Vueling is currently your cheapest option to London Heathrow Airport, with prices starting at £123. Another option worth looking into is Scandinavian Airlines, starting at £130 return. Vueling is 23% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Alicante 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.

  • What is the cheapest month to book a flight from Alicante to London Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from Alicante to London Heathrow Airport (average of £112). Flying from Alicante to London Heathrow Airport in August is currently the most expensive (average of £164). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near London Heathrow Airport?

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

Need flexible booking options for your flight to Heathrow from Alicante? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights offers price alerts on Alicante 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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