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Cheap flights from London Heathrow Airport to Thera from £88

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 25/8. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — JTR
16 Jul — 23 Jul1
1 adult

Cheapflights Tip: The best prices from London Heathrow to Thera Santorini are usually found in March or January, booked 55 days in advance, depart on a Monday or Tuesday and return on a Tuesday

Cheap flight deals from Heathrow to Santorini

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Santorini (JTR). 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 11 July 2025.

Round-trip from

£146

One-way from

£88

Popular in

December

Cheapest in

March

Average price

£322

Good round-trip deal

£279 or less

Good one-way deal

£183 or less
Austrian Airlines
  • Austrian Airlines
  • 2/9-9/9
  • 2 total stops
  • 26h 30m total
  • London to Thera
25/8
  • 25/8
  • 1 total stop
  • 22h 15m total
  • London to Thera
High demand for flights, 0% potential price rise
Cheapest flight prices on average. 3% potential price decrease (£6 potential savings vs. average return price).
Average for round-trip flights in July 2025
Price to beat on a round-trip flight from London Heathrow to Thera Santorini.
Price to beat on a one-way flight from London Heathrow to Thera Santorini.

Find flight deals from Heathrow to Santorini

Cheapest flights from Heathrow to Santorini
Explore the most affordable flight options available from Heathrow to Santorini. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.

Tue 2/918:40LHR - JTR
1 stop13h 10mMultiple Airlines
Tue 9/921:40JTR - LHR
1 stop13h 20mMultiple Airlines
Deal found 9/7£146
Sat 6/920:05LHR - JTR
1 stop22h 05mSWISS
Mon 15/920:45JTR - LHR
1 stop27h 00mSWISS
Deal found 10/7£151
Tue 14/1007:55LHR - JTR
Nonstop3h 55mBritish Airways
Thu 23/1017:05JTR - LHR
Nonstop4h 10mBritish Airways
Deal found 11/7£194
Mon 25/819:30LHR - JTR
1 stop23h 20mAustrian Airlines
Tue 2/921:40JTR - LHR
1 stop13h 20mAustrian Airlines
Deal found 10/7£196
Thu 23/1008:30LHR - JTR
1 stop6h 20mLufthansa
Sat 25/1019:25JTR - LHR
1 stop15h 40mLufthansa
Deal found 9/7£199
Wed 15/1022:15LHR - JTR
1 stop10h 40mAegean Airlines
Fri 17/1008:25JTR - LHR
1 stop14h 45mAegean Airlines
Deal found 9/7£223

Cheapflights Fare Finder

Customise your flight search to find flights from Heathrow to Santorini 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 11 July 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Thera that are best for you.

Fly from

Heathrow

Fly to

Santorini

Route

Depart

Return

Price

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Tue 2/9

18:40-09:50

1 stop13h 10m

Thera Santorini

Tue 9/9

21:40-09:00

1 stop13h 20m

£146

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Sat 6/9

20:05-20:10

1 stop22h 05m

Thera Santorini

Mon 15/9

20:45-21:45

1 stop27h 00m

£151

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Tue 14/10

07:55-13:50

Nonstop3h 55m

Thera Santorini

Thu 23/10

17:05-19:15

Nonstop4h 10m

£194

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Mon 25/8

19:30-20:50

1 stop23h 20m

Thera Santorini

Tue 2/9

21:40-09:00

1 stop13h 20m

£196

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Thu 23/10

08:30-16:50

1 stop6h 20m

Thera Santorini

Sat 25/10

19:25-09:05

1 stop15h 40m

£199

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Wed 15/10

22:15-10:55

1 stop10h 40m

Thera Santorini

Fri 17/10

08:25-21:10

1 stop14h 45m

£223

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Mon 25/8

20:40-20:55

1 stop22h 15m

£88

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Tue 26/8

19:45-13:00

1 stop15h 15m

£95

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Sat 8/11

22:15-07:45

1 stop7h 30m

£100

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Wed 10/9

20:50-21:45

1 stop22h 55m

£101

Flights are sorted by cheapest return flights first.

Deals found on 9/7

Showing 1-10 of 13 results
1
2

Best time to book a flight from Heathrow to Santorini

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

How far ahead should I book a flight from London Heathrow Airport to Thera?

Use this chart to determine the optimal time to book a return flight from Heathrow to Santorini. Price data was last updated on 27 June 2025.

To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Thera, you should look to book at least 55 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Find hourly flight availability from Heathrow to Santorini. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 July 2025.

One of the essential ways to save on airfare from London Heathrow Airport to Thera is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at midday could potentially save you up to 44% on airfare.

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

Reviews of airlines servicing Santorini

Get insights into the airlines that provide service to Santorini. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Santorini. Reviews last updated 11 July 2025.
Read through reviews of airlines operating flights from London Heathrow Airport to Thera, such as Aegean Airlines, Austrian Airlines, andAir France. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Food

7.4

Overall

8.2

Boarding

7.8

Comfort

7.8

Entertainment

6.9

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Food

7.4

Overall

8.2

Boarding

7.8

Comfort

7.8

Entertainment

6.9

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Food

7.4

Overall

8.2

Boarding

7.8

Comfort

7.8

Entertainment

6.9

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Food

7.4

Overall

8.2

Boarding

7.8

Comfort

7.8

Entertainment

6.9

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Food

7.4

Overall

8.2

Boarding

7.8

Comfort

7.8

Entertainment

6.9

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Food

7.4

Overall

8.2

Boarding

7.8

Comfort

7.8

Entertainment

6.9

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Related info for your journey

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

    Thera Santorini (JTR) is the airport you will fly into if you book a flight from London Heathrow to Thera. You should not have trouble finding flights to Santorini from London Heathrow; the airport handles an average of 0 inbound flights from London Heathrow per day. You should also have plenty of airline options to choose from since 6 airlines have flights to the Thera airport from London Heathrow. It is only a 2.9 mi journey from Santorini (JTR) to Thera’s city center.

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

    Currently priced at £151, SWISS will fly you from London Heathrow Airport to Thera and back. In addition to SWISS, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from British Airways and Austrian Airlines - these airlines can fly you to your destination from £194 and £196, respectively. Users have found that SWISS is 44% cheaper than the other options available to this destination.

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

    £95 is the cheapest one-way deal found within the past few days, from Air France. You may also be able to find cheap deals on Aegean Airlines and Vueling, with prices starting from £100 and £101, respectively.

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

    On average you can expect to pay £676 for a flight from London Heathrow Airport to Thera. The cheapest flight overall is £137 while the most popular route, (London Heathrow - Thera Santorini) is currently priced at £146.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow to Santorini by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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
Kamari
Oia
Perissa
Imerovigli
Firostefani

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Top 6 airlines flying from Heathrow to Santorini

Discover the top 6 airlines that operate flights from Heathrow to Santorini. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 11 July 2025.
AirlineCheapestAverageFlexibilityOn-time
easyJetCheapest£116Average£199FlexibilityNo cancel feeOn-time86%
Search easyJet flights
SWISSCheapest£155Average£206FlexibilityNo cancel feeOn-time79%
Search SWISS flights
LufthansaCheapest£166Average£301FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Aegean AirlinesCheapest£166Average£276FlexibilityNo cancel feeOn-time87%
Search Aegean Airlines flights
Air FranceCheapest£172Average£324FlexibilityNo cancel feeOn-time77%
Search Air France flights
British AirwaysCheapest£176Average£316FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Santorini from Heathrow today with Cheapflights!

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Santorini from Heathrow.

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

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

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

Yes, Cheapflights offers price alerts on Heathrow to Santorini 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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