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Cheap flights from Alicante to London Heathrow Airport from £36

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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
ALC — LHR
9 Mar — 16 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap 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 7 February 2026.

Tue 17/309:20
ALC
-
LHR
1 stop6h 25m
Vueling
Wed 18/320:50
LHR
-
ALC
2 stops15h 35m
Vueling
Deal found 7/2£99
Thu 12/309:00
ALC
-
LHR
1 stop6h 45m
Vueling
Wed 18/315:15
LHR
-
ALC
1 stop16h 30m
Vueling
Deal found 5/2£107
Sat 7/314:25
ALC
-
LHR
1 stop6h 40m
Vueling
Tue 10/320:50
LHR
-
ALC
1 stop9h 35m
Vueling
Deal found 5/2£110
Wed 4/308:30
ALC
-
LHR
1 stop7h 15m
Vueling
Wed 11/315:30
LHR
-
ALC
2 stops14h 55m
Vueling
Deal found 4/2£112
Sat 7/314:25
ALC
-
LHR
1 stop6h 40m
Vueling
Wed 11/309:55
LHR
-
ALC
1 stop6h 50m
Vueling
Deal found 4/2£114
Sat 7/313:30
ALC
-
LHR
1 stop7h 35m
Vueling
Mon 9/320:50
LHR
-
ALC
1 stop12h 20m
Vueling
Deal found 7/2£118
Thu 12/309:00
ALC
-
LHR
1 stop6h 45m
Vueling
Mon 16/315:15
LHR
-
ALC
1 stop16h 35m
Vueling
Deal found 5/2£119
Thu 16/406:35
ALC
-
LHR
1 stop14h 30m
Vueling
Mon 20/420:50
LHR
-
ALC
1 stop10h 35m
Vueling
Deal found 4/2£124
Thu 5/309:00
ALC
-
LHR
1 stop6h 45m
Vueling
Thu 12/315:15
LHR
-
ALC
1 stop5h 15m
Vueling
Deal found 4/2£124
Sat 14/313:30
ALC
-
LHR
1 stop7h 35m
Vueling
Mon 23/320:50
LHR
-
ALC
1 stop9h 35m
Vueling
Deal found 6/2£125

Find 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 7 February 2026.

Round-trip from

£99

One-way from

£36

Popular in

September

Cheapest in

January

Average price

£133
Vueling
  • Vueling
  • 17/3-18/3
  • 3 total stops
  • 22h 00m total
  • Alicante to London
Search Deals
Vueling
  • Vueling
  • 3/3
  • 1 total stop
  • 6h 25m total
  • Alicante to London
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£4 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£5 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
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 7 February 2026.
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

Tue 17/3

09:20-14:45

1 stop6h 25m

London Heathrow

Wed 18/3

15:15-08:45

1 stop16h 30m

£99

AlicanteLondon

ALC - LHR

ALCLHR

Alicante

Fri 3/4

22:15-10:45

1 stop13h 30m

London Heathrow

Tue 7/4

20:55-08:20

1 stop10h 25m

£144

AlicanteLondon

ALC - LHR

ALCLHR

Alicante

Sat 6/6

22:50-07:40

1 stop9h 50m

London Heathrow

Tue 9/6

20:55-08:20

1 stop10h 25m

£144

AlicanteLondon

ALC - LHR

ALCLHR

Alicante

Sun 1/3

18:20-22:55

1 stop5h 35m

London Heathrow

Thu 5/3

20:05-09:05

1 stop12h 00m

£145

AlicanteLondon

ALC - LHR

ALCLHR

Alicante

Fri 13/3

12:00-18:35

1 stop7h 35m

London Heathrow

Sun 15/3

06:00-19:35

1 stop12h 35m

£145

AlicanteLondon

ALC - LHR

ALCLHR

Alicante

Tue 9/6

20:00-07:55

1 stop12h 55m

London Heathrow

Sun 14/6

07:25-17:25

1 stop9h 00m

£146

AlicanteLondon

ALC - LHR

ALCLHR

Alicante

Sat 7/3

20:05-08:05

1 stop13h 00m

London Heathrow

Sat 14/3

20:05-08:55

1 stop11h 50m

£152

AlicanteLondon

ALC - LHR

ALCLHR

Alicante

Thu 5/3

10:05-16:20

1 stop7h 15m

London Heathrow

Mon 9/3

20:05-18:55

1 stop21h 50m

£152

AlicanteLondon

ALC - LHR

ALCLHR

Alicante

Mon 27/4

09:00-14:45

1 stop6h 45m

London Heathrow

Mon 4/5

15:30-09:05

1 stop16h 35m

£158

AlicanteLondon

ALC - LHR

ALCLHR

Alicante

Fri 20/3

10:20-19:15

1 stop9h 55m

London Heathrow

Sun 22/3

06:30-16:05

1 stop8h 35m

£158

Flights are sorted by cheapest return flights first.

Deals found on 5/2

Showing 1-10 of 22 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 £21). Flying from Alicante to London Heathrow Airport in May is currently the most expensive (average of £152). 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.

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 and KLM fly from Alicante to London Heathrow Airport in about 6h 25m. The time it takes to get you to your destination can typically vary by up to 7h 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.

  • What are the cheapest airlines to fly from Alicante to London Heathrow Airport one-way?

    One-way options have recently been found by users for as low as £42 on Iberia. Other airlines that offer cheap prices include Scandinavian Airlines from £70 and Vueling from £75 one-way.

  • 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 £21). Flying from Alicante to London Heathrow Airport in May is currently the most expensive (average of £152). 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
Luton
Northampton
Wembley
Gatwick
Slough
Ilford
Hounslow
Brentford
Hayes
Colchester
Watford
Guildford
Swindon
Bedford
Chelmsford
Eastbourne
Crawley
Kingston upon Thames

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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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