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Cheap flights from Alicante to London Heathrow Airport from £37

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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
ALC — LHR
13 Dec — 20 Dec1
1 adult
1 adult, Economy, 0 bags

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 13 November 2025.

Mon 8/1207:00ALC - LHR
1 stop12h 00mVueling
Wed 10/1209:55LHR - ALC
1 stop5h 50mVueling
Deal found 11/11£140
Wed 10/1213:35ALC - LHR
1 stop5h 25mVueling
Thu 11/1209:55LHR - ALC
1 stop5h 50mVueling
Deal found 11/11£145
Sat 29/1120:05ALC - LHR
1 stop16h 10mSWISS
Sat 6/1220:05LHR - ALC
1 stop22h 30mSWISS
Deal found 11/11£147
Sun 7/1210:50ALC - LHR
1 stop11h 30mScandinavian Airlines
Mon 8/1207:05LHR - ALC
1 stop9h 55mScandinavian Airlines
Deal found 12/11£148
Sun 28/1209:25ALC - LHR
1 stop8h 40mMultiple Airlines
Sun 4/120:05LHR - ALC
1 stop12h 10mMultiple Airlines
Deal found 13/11£148
Mon 22/1210:05ALC - LHR
1 stop10h 10mSWISS
Thu 1/120:05LHR - ALC
1 stop12h 00mSWISS
Deal found 11/11£150
Sat 29/1114:00ALC - LHR
2 stops7h 05mVueling
Tue 2/1218:50LHR - ALC
1 stop11h 35mVueling
Deal found 11/11£151
Tue 23/1219:45ALC - LHR
1 stop13h 20mSWISS
Thu 1/118:40LHR - ALC
1 stop13h 25mSWISS
Deal found 12/11£152
Sat 29/1112:50ALC - LHR
1 stop9h 30mMultiple Airlines
Tue 2/1206:00LHR - ALC
1 stop11h 55mMultiple Airlines
Deal found 11/11£152
Fri 28/1113:05ALC - LHR
1 stop9h 15mMultiple Airlines
Sun 30/1106:30LHR - ALC
1 stop9h 30mMultiple Airlines
Deal found 13/11£154
Fri 28/1111:20ALC - LHR
1 stop11h 00mScandinavian Airlines
Wed 3/1221:05LHR - ALC
1 stop14h 25mScandinavian Airlines
Deal found 11/11£155
Sat 29/1112:50ALC - LHR
1 stop9h 30mMultiple Airlines
Mon 1/1220:05LHR - ALC
1 stop21h 50mMultiple Airlines
Deal found 12/11£156

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 13 November 2025.

Round-trip from

£108

One-way from

£37

Popular in

January

Cheapest in

July

Average price

£191
Vueling
  • Vueling
  • 30/1-4/2
  • 2 total stops
  • 27h 10m total
  • Alicante to London
Search Deals
Vueling
  • Vueling
  • 12/3
  • 1 total stop
  • 6h 45m total
  • Alicante to London
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (£29 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 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 13 November 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

Sat 24/1

13:35-20:05

1 stop7h 30m

London Heathrow

Sun 25/1

09:55-17:40

1 stop6h 45m

£144

AlicanteLondon

ALC - LHR

ALCLHR

Alicante

Wed 10/12

13:35-18:00

1 stop5h 25m

London Heathrow

Thu 11/12

09:55-16:45

1 stop5h 50m

£145

AlicanteLondon

ALC - LHR

ALCLHR

Alicante

Thu 27/11

14:25-21:20

1 stop7h 55m

London Heathrow

Sat 29/11

11:05-17:05

1 stop5h 00m

£165

AlicanteLondon

ALC - LHR

ALCLHR

Alicante

Fri 6/2

09:55-16:20

1 stop7h 25m

London Heathrow

Sun 8/2

08:45-17:35

1 stop7h 50m

£171

AlicanteLondon

ALC - LHR

ALCLHR

Alicante

Sat 6/12

20:05-16:40

2 stops21h 35m

London Heathrow

Fri 12/12

20:05-19:10

1 stop22h 05m

£177

AlicanteLondon

ALC - LHR

ALCLHR

Alicante

Sat 10/1

20:05-11:15

1 stop16h 10m

London Heathrow

Sat 17/1

14:25-19:35

2 stops28h 10m

£177

AlicanteLondon

ALC - LHR

ALCLHR

Alicante

Fri 23/1

09:55-16:40

2 stops7h 45m

London Heathrow

Sun 25/1

09:00-19:35

1 stop9h 35m

£181

AlicanteLondon

ALC - LHR

ALCLHR

Alicante

Thu 12/3

10:05-08:15

2 stops23h 10m

London Heathrow

Sat 14/3

17:10-19:35

1 stop25h 25m

£183

AlicanteLondon

ALC - LHR

ALCLHR

Alicante

Mon 22/12

13:05-21:20

1 stop9h 15m

London Heathrow

Wed 31/12

17:50-13:40

1 stop18h 50m

£189

AlicanteLondon

ALC - LHR

ALCLHR

Alicante

Sat 22/11

20:05-11:15

1 stop16h 10m

London Heathrow

Sat 29/11

07:00-19:10

2 stops11h 10m

£193

Flights are sorted by cheapest return flights first.

Deals found on 10/11

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, 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 £210). 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 13 November 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, Brussels Airlines, and SWISS fly from Alicante to London Heathrow Airport in about 7h 30m. The time it takes to get you to your destination can typically vary by up to 14h 05m. The distance from Alicante to London Heathrow Airport is about 911 mi. 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 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 £210). 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
Ilford
Wembley
Deal
Hayes
Colchester
Watford
Winchester
Swindon
Crawley
Brentford
Romford
Chichester
Ipswich

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How does Cheapflights help users find flights from Alicante to Heathrow?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Alicante to Heathrow. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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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