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Cheap flights from Thera to London Heathrow Airport from £120

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 21/9. Fares are subject to change and may not be available on all flights or dates of travel.
JTR — LHR
20 Aug — 27 Aug1
1 adult

Cheap flight deals from Santorini to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Santorini (JTR) 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 15 August 2025.

Round-trip from

£205

One-way from

£120

Good round-trip deal

£185 or less

Good one-way deal

£210 or less
SWISS
  • SWISS
  • 6/10-13/10
  • 3 total stops
  • 49h 45m total
  • Thera to London
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Eurowings
  • Eurowings
  • 21/9
  • 1 total stop
  • 9h 45m total
  • Thera to London
Search Deals
Price to beat on a round-trip flight from Thera Santorini to London Heathrow.
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Price to beat on a one-way flight from Thera Santorini to London Heathrow.
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Find flight deals from Santorini to Heathrow

Cheapest flights from Santorini to Heathrow
Explore the most affordable flight options available from Santorini to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 August 2025.

Mon 6/1020:45JTR - LHR
1 stop13h 10mSWISS
Mon 13/1019:15LHR - JTR
2 stops36h 35mSWISS
Deal found 14/8£205
Mon 6/1022:00JTR - LHR
1 stop15h 15mAegean Airlines
Mon 13/1019:00LHR - JTR
1 stop10h 45mAegean Airlines
Deal found 14/8£206
Thu 9/1023:50JTR - LHR
2 stops14h 40mMultiple Airlines
Wed 15/1022:15LHR - JTR
1 stop6h 30mMultiple Airlines
Deal found 14/8£209
Thu 9/1022:00JTR - LHR
1 stop21h 55mAegean Airlines
Wed 15/1022:15LHR - JTR
1 stop21h 05mAegean Airlines
Deal found 14/8£218
Sat 27/921:40JTR - LHR
1 stop13h 05mAustrian Airlines
Sat 4/1009:05LHR - JTR
1 stop9h 45mAustrian Airlines
Deal found 12/8£243
Mon 6/1022:00JTR - LHR
1 stop15h 15mMultiple Airlines
Mon 13/1008:10LHR - JTR
Nonstop3h 50mMultiple Airlines
Deal found 14/8£256
Sun 28/922:00JTR - LHR
1 stop15h 15mAegean Airlines
Sun 5/1022:15LHR - JTR
1 stop8h 45mAegean Airlines
Deal found 14/8£272

Cheapflights Fare Finder

 
Customise your flight search to find flights from Santorini 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 15 August 2025.
Use the filters below to find and compare flights from Thera to London Heathrow Airport that are best for you.

Fly from

Santorini

Fly to

Heathrow

Route

Depart

Return

Price

TheraLondon

JTR - LHR

JTRLHR

Thera Santorini

Mon 6/10

20:45-07:55

1 stop13h 10m

London Heathrow

Mon 13/10

19:15-09:50

2 stops36h 35m

£205

TheraLondon

JTR - LHR

JTRLHR

Thera Santorini

Mon 6/10

22:00-11:15

1 stop15h 15m

London Heathrow

Mon 13/10

19:00-07:45

1 stop10h 45m

£206

TheraLondon

JTR - LHR

JTRLHR

Thera Santorini

Thu 9/10

23:50-12:30

2 stops14h 40m

London Heathrow

Wed 15/10

22:15-06:45

1 stop6h 30m

£209

TheraLondon

JTR - LHR

JTRLHR

Thera Santorini

Thu 9/10

22:00-17:55

1 stop21h 55m

London Heathrow

Wed 15/10

22:15-21:20

1 stop21h 05m

£218

TheraLondon

JTR - LHR

JTRLHR

Thera Santorini

Sat 27/9

21:40-08:45

1 stop13h 05m

London Heathrow

Sat 4/10

09:05-20:50

1 stop9h 45m

£243

TheraLondon

JTR - LHR

JTRLHR

Thera Santorini

Mon 6/10

22:00-11:15

1 stop15h 15m

London Heathrow

Mon 13/10

08:10-14:00

Nonstop3h 50m

£256

TheraLondon

JTR - LHR

JTRLHR

Thera Santorini

Sun 21/9

10:20-18:05

1 stop9h 45m

£120

TheraLondon

JTR - LHR

JTRLHR

Thera Santorini

Mon 20/10

22:00-11:15

1 stop15h 15m

£122

TheraLondon

JTR - LHR

JTRLHR

Thera Santorini

Mon 15/9

20:45-07:55

1 stop13h 10m

£125

TheraLondon

JTR - LHR

JTRLHR

Thera Santorini

Fri 19/9

00:05-11:15

1 stop13h 10m

£125

Flights are sorted by cheapest return flights first.

Deals found on 13/8

Showing 1-10 of 16 results
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Best time to book a flight from Santorini to Heathrow

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

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

Find hourly flight availability from Santorini 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 15 August 2025.

It’s typically best to fly out from Thera to London Heathrow Airport at midday. Doing so could potentially save you 14% on the flight price compared to flying in the morning, which is usually more expensive.

Related info for your journey

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

    Located just 2.9 mi from the city center, Thera Santorini is the airport most travelers will use when flying to London Heathrow from Thera. Booking flights from Santorini (JTR) to London Heathrow should be relatively easy as there are 0 daily outbound flights to London Heathrow from 0 different airlines.

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

    For one-way options, check prices for Eurowings. According to our data, you can fly for as low as £120. Users have also found prices from £122 and £125 on Aegean Airlines and SWISS, respectively.

  • What are the cheapest flights from Thera to London Heathrow Airport?

    On average you can expect to pay £230 for a flight from Thera to London Heathrow Airport. The cheapest flight overall is £164 while the most popular route, (Thera Santorini - London Heathrow) is currently priced at £185.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Santorini 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 Thera to London Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from Thera to London Heathrow Airport (average of £112). Flying from Thera 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?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Croydon
Hounslow
Gatwick
Slough
Northampton
Deal
Luton
Wembley
Crawley
Ilford
Hayes
Ipswich
Southend-on-Sea
Winchester
Folkestone
Eastbourne
Maidstone
Watford
Chichester

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Santorini to Heathrow, users can toggle the no change fees filter when performing a flight search.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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