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Santorini

$142+ Cheap flights from Heathrow (LHR) to Thera (JTR)

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 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — JTR
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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Cheapflights Tip: The best prices from London Heathrow to Thera Santorini are usually found in January or February, booked 36 days in advance, depart on a Monday or Friday and return on a Monday

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 November 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$259
(Aegean Airlines)

One-way from

$142
(Mytrip)

Popular in

December

Cheapest in

January

Average price

$344
Provider with most accurate pricing for London Heathrow-Thera Santorini flight deals.
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Provider most trusted by Cheapflights users for London Heathrow-Thera Santorini flights.
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From London Heathrow to Thera Santorini
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One-way flight from London Heathrow to Thera Santorini
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High demand for flights, 8% potential price rise
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Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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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 November 3, 2025.

This Aegean Airlines deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Aegean Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/110:15 pmLHR - JTR
1 stop7h 25mAegean Airlines
Tue 12/911:55 amJTR - LHR
1 stop8h 00mAegean Airlines
Deal found 11/3$259
This Orbitz deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/110:15 pmLHR - JTR
1 stop7h 25mAegean Airlines
Thu 12/46:30 pmJTR - LHR
1 stop28h 45mAegean Airlines
Deal found 11/2$260
This Kiwi.com deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/110:15 pmLHR - JTR
1 stop7h 25mMultiple Airlines
Thu 12/49:35 pmJTR - LHR
2 stops16h 45mMultiple Airlines
Deal found 11/2$358
This Kiwi.com deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/188:30 pmLHR - JTR
2 stops12h 45mMultiple Airlines
Thu 12/252:45 pmJTR - LHR
1 stop8h 30mMultiple Airlines
Deal found 11/3$403
This Aegean Airlines deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Aegean Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2710:15 pmLHR - JTR
1 stop7h 25mAegean Airlines
Wed 12/316:00 amJTR - LHR
1 stop13h 55mAegean Airlines
Deal found 11/1$455
This Mytrip deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/34:35 pmLHR - JTR
1 stop14h 00mMultiple Airlines
Tue 11/411:35 amJTR - LHR
3 stops9h 45mMultiple Airlines
Deal found 11/1$462
This Gotogate deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/168:15 pmLHR - JTR
2 stops19h 45mMultiple Airlines
Tue 12/2311:55 amJTR - LHR
2 stops10h 55mMultiple Airlines
Deal found 11/1$489
This Aegean Airlines deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Aegean Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/1610:15 pmLHR - JTR
1 stop7h 25mAegean Airlines
Tue 12/232:45 pmJTR - LHR
1 stop8h 30mAegean Airlines
Deal found 11/1$495
This Mytrip deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/276:30 amLHR - JTR
2 stops33h 40mMultiple Airlines
Wed 12/319:00 amJTR - LHR
2 stops15h 00mMultiple Airlines
Deal found 11/1$513

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated November 3, 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

Mon 12/1

7:00 pm-7:40 am

1 stop10h 40m

Thera Santorini

Tue 12/9

2:45 pm-9:15 pm

1 stop8h 30m

$259

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Mon 4/27

8:10 am-2:00 pm

Nonstop3h 50m

Thera Santorini

Thu 4/30

5:05 pm-7:15 pm

Nonstop4h 10m

$297

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Tue 4/28

7:25 am-7:15 pm

1 stop9h 50m

Thera Santorini

Sat 5/2

7:35 pm-9:55 am

1 stop16h 20m

$329

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Mon 2/9

10:15 pm-7:40 am

1 stop7h 25m

Thera Santorini

Sun 2/15

11:55 am-3:30 pm

1 stop5h 35m

$330

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Mon 3/9

7:00 pm-7:40 am

1 stop10h 40m

Thera Santorini

Mon 3/16

12:25 pm-5:55 pm

1 stop7h 30m

$330

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Sun 4/26

10:15 am-4:10 pm

Nonstop3h 55m

Thera Santorini

Thu 4/30

5:05 pm-7:15 pm

Nonstop4h 10m

$339

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Sat 4/25

9:05 am-2:55 pm

Nonstop3h 50m

Thera Santorini

Thu 4/30

5:05 pm-7:15 pm

Nonstop4h 10m

$339

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Sat 2/28

10:15 pm-7:40 am

1 stop7h 25m

Thera Santorini

Fri 3/6

8:10 am-3:30 pm

1 stop9h 20m

$347

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Fri 2/13

10:15 pm-7:40 am

1 stop7h 25m

Thera Santorini

Mon 2/16

11:55 am-5:55 pm

1 stop8h 00m

$356

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Wed 4/22

4:35 pm-12:15 am

1 stop5h 40m

Thera Santorini

Wed 4/29

11:35 am-5:55 pm

1 stop8h 20m

$364

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Showing 1-10 of 14 results
1
2

Compare providers for flights from Heathrow to Santorini

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Heathrow to Santorini in November.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on London Heathrow Airport-Thera flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on London Heathrow Airport-Thera flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from London Heathrow Airport-Thera flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on London Heathrow Airport-Thera flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London Heathrow Airport-Thera flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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 round-trip flight from Heathrow to Santorini. Price data was last updated on October 31, 2025.

Booking 36 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Heathrow Airport to Thera. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from London Heathrow Airport to Thera?

Currently, May is the cheapest month in which you can book a flight from London Heathrow Airport to Thera (average of $169). Flying from London Heathrow Airport to Thera in November is currently the most expensive (average of $275). 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 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 November 3, 2025.

It’s typically best to fly out from London Heathrow Airport to Thera in the afternoon. Doing so could potentially save you 27% on the flight price compared to flying at noon, which is usually more expensive.

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 November 3, 2025.
Read reviews from past customers who have flown Aegean Airlines and British Airways from London Heathrow Airport to Thera. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aegean Airlines
8.1
Very good
815 reviews

Comfort

7.9

Crew

8.6

Boarding

7.8

Food

7.4

Entertainment

6.9

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
Aegean Airlines
8.1
Very good
815 reviews
Aegean Airlines
8.1
Very good
815 reviews

Comfort

7.9

Crew

8.6

Boarding

7.8

Food

7.4

Entertainment

6.9

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
British Airways
6.7
Okay
7,494 reviews
Aegean Airlines
8.1
Very good
815 reviews

Comfort

7.9

Crew

8.6

Boarding

7.8

Food

7.4

Entertainment

6.9

Overall

8.1

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?

    Located just 2.9 mi from the city center, Thera Santorini is the airport most travelers will use when flying to Thera from London Heathrow. Booking flights from London Heathrow to Santorini (JTR) should be relatively easy as there are 0 daily inbound flights from London Heathrow from 2 different airlines.

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

    A quick flight from London Heathrow Airport to Thera can take about 3h 50m. Aegean Airlines provides one of the quickest options available for as low as $297. There are 1642 mi between London Heathrow Airport and Thera. This flight may include one or multiple stops.

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

    Cheapflights users have booked flights from London Heathrow Airport to Thera round-trip from $252. Another airline that can offer you cheap pricing is Aegean Airlines. Users have found that British Airways is 33% cheaper than the other options available to this destination.

  • 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 vacation 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.

  • What is the cheapest month to book a flight from London Heathrow Airport to Thera?

    Currently, May is the cheapest month in which you can book a flight from London Heathrow Airport to Thera (average of $169). Flying from London Heathrow Airport to Thera in November is currently the most expensive (average of $275). 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

Traveling to a place near Thera?

Book flights to Thera if you plan to visit one of these locations
Oia
Kamari
Imerovigli

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Alternative routes for Heathrow to Santorini

See prices for flight routes from nearby airports that may be better suited for you.
Gatwick to Santorini flights
Heathrow to Mykonos flights

Top 2 airlines flying from Heathrow to Santorini

Discover the top 2 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 2,558,603 searches. Data last updated November 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$252Average$476FlexibilityNo cancel feeOn-time70%
Aegean AirlinesCheapest$285Average$442FlexibilityNo cancel feeOn-time87%

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