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Cheap flights from Alicante to London Heathrow Airport from £40

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 15/12. Fares are subject to change and may not be available on all flights or dates of travel.
ALC — LHR
16 Nov — 23 Nov1
1 adult
1 adult, Economy

Find flight deals from Alicante to Heathrow

Enter your travel dates to find the best prices.

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 17 October 2025.

Fri 12/1208:45ALC - LHR
1 stop7h 00mVueling
Mon 15/1218:50LHR - ALC
1 stop11h 35mVueling
Deal found 16/10£99
Sat 29/1119:40ALC - LHR
1 stop14h 30mVueling
Sat 6/1209:55LHR - ALC
1 stop7h 20mVueling
Deal found 15/10£122
Fri 12/1208:50ALC - LHR
1 stop6h 55mVueling
Tue 16/1215:15LHR - ALC
1 stop16h 30mVueling
Deal found 16/10£123
Sat 15/1108:30ALC - LHR
1 stop12h 35mVueling
Sat 22/1109:55LHR - ALC
1 stop11h 50mVueling
Deal found 15/10£127
Wed 26/1113:35ALC - LHR
1 stop5h 25mVueling
Tue 2/1209:55LHR - ALC
1 stop6h 50mVueling
Deal found 16/10£129
Thu 13/1109:00ALC - LHR
1 stop6h 45mVueling
Mon 17/1115:15LHR - ALC
1 stop16h 35mVueling
Deal found 16/10£130
Sat 22/1113:35ALC - LHR
1 stop7h 30mVueling
Mon 24/1118:50LHR - ALC
1 stop11h 35mVueling
Deal found 16/10£132
Sat 13/1213:35ALC - LHR
1 stop7h 30mVueling
Mon 15/1209:55LHR - ALC
1 stop5h 50mVueling
Deal found 16/10£133
Fri 12/1208:50ALC - LHR
1 stop6h 55mVueling
Sat 13/1215:30LHR - ALC
1 stop17h 30mVueling
Deal found 17/10£135
Wed 19/1111:20ALC - LHR
1 stop9h 35mScandinavian Airlines
Thu 20/1119:50LHR - ALC
1 stop13h 40mScandinavian Airlines
Deal found 17/10£137

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 17 October 2025.

Round-trip from

£88

One-way from

£40

Popular in

January

Cheapest in

July

Average price

£192
Vueling
  • Vueling
  • 22/1-24/1
  • 2 total stops
  • 24h 15m total
  • Alicante to London
Search Deals
Vueling
  • Vueling
  • 15/12
  • 1 total stop
  • 9h 10m total
  • Alicante to London
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£22 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

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 17 October 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

Thu 22/1

09:00-14:45

1 stop6h 45m

London Heathrow

Sat 24/1

15:30-10:00

1 stop17h 30m

£88

AlicanteLondon

ALC - LHR

ALCLHR

Alicante

Thu 22/1

09:00-14:45

1 stop6h 45m

London Heathrow

Sun 25/1

15:30-10:00

1 stop17h 30m

£92

AlicanteLondon

ALC - LHR

ALCLHR

Alicante

Sat 28/2

09:00-14:45

1 stop6h 45m

London Heathrow

Sat 7/3

15:30-10:00

1 stop17h 30m

£117

AlicanteLondon

ALC - LHR

ALCLHR

Alicante

Mon 12/1

06:35-14:45

1 stop9h 10m

London Heathrow

Wed 14/1

15:15-08:45

1 stop16h 30m

£118

AlicanteLondon

ALC - LHR

ALCLHR

Alicante

Fri 6/2

08:50-14:45

1 stop6h 55m

London Heathrow

Sun 8/2

15:15-08:45

1 stop16h 30m

£122

AlicanteLondon

ALC - LHR

ALCLHR

Alicante

Sat 31/1

09:00-14:45

1 stop6h 45m

London Heathrow

Sun 1/2

15:15-08:45

1 stop16h 30m

£127

AlicanteLondon

ALC - LHR

ALCLHR

Alicante

Fri 30/1

08:50-14:45

1 stop6h 55m

London Heathrow

Sun 1/2

15:15-08:45

1 stop16h 30m

£144

AlicanteLondon

ALC - LHR

ALCLHR

Alicante

Fri 12/12

08:50-14:45

1 stop6h 55m

London Heathrow

Sun 14/12

15:15-08:45

1 stop16h 30m

£146

AlicanteLondon

ALC - LHR

ALCLHR

Alicante

Thu 20/11

10:05-17:50

1 stop8h 45m

London Heathrow

Mon 24/11

20:05-18:55

1 stop21h 50m

£149

AlicanteLondon

ALC - LHR

ALCLHR

Alicante

Wed 10/12

10:25-20:50

1 stop11h 25m

London Heathrow

Sun 14/12

06:30-16:05

1 stop8h 35m

£150

Flights are sorted by cheapest return flights first.

Deals found on 15/10

Showing 1-10 of 21 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, July is the cheapest month in which you can book a flight from Alicante to London Heathrow Airport (average of £22). Flying from Alicante to London Heathrow Airport in May is currently the most expensive (average of £206). 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 17 October 2025.

Unlike at midday, when flights are generally more expensive, you can save up to 64% on flights from Alicante to London Heathrow Airport by exploring options for tickets in the evening.

How much does it cost for a return flight from Alicante to London Heathrow Airport?

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.

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

    Airlines like Vueling fly from Alicante to London Heathrow Airport in about 6h 45m. The time it takes to get you to your destination can typically vary by up to . The distance from Alicante to London Heathrow Airport is about 911 mi.

  • 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, July is the cheapest month in which you can book a flight from Alicante to London Heathrow Airport (average of £22). Flying from Alicante to London Heathrow Airport in May is currently the most expensive (average of £206). 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?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Croydon
Slough
Gatwick
Hounslow
Northampton
Luton
Wembley
Deal
Ilford
Crawley
Hayes
Watford
Winchester
Swindon
Chichester
Romford
Ipswich
Brentford
Dartford

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Alicante to Heathrow for you. Better yet — we are completely free to use.

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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