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$101+ Cheap flights from Thera (JTR) to Heathrow (LHR)

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 6/11. Fares are subject to change and may not be available on all flights or dates of travel.
JTR — LHR
Mar 21 — Mar 281
Sat 3/21
Sat 3/28
1 adult, Economy
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Cheap 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 February 19, 2026.

This British Airways deal was found by Cheapflights users on 2/17. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/33:05 pm
JTR
-
LHR
Nonstop4h 10m
British Airways
Sun 4/1210:15 am
LHR
-
JTR
Nonstop4h 00m
British Airways
Deal found 2/17$326
This Expedia deal was found by Cheapflights users on 2/16. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/25:05 pm
JTR
-
LHR
Nonstop4h 10m
British Airways
Thu 4/910:15 am
LHR
-
JTR
Nonstop4h 00m
British Airways
Deal found 2/16$328
This Expedia deal was found by Cheapflights users on 2/16. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/28:25 am
JTR
-
LHR
1 stop9h 05m
Multiple Airlines
Thu 4/910:15 am
LHR
-
JTR
Nonstop4h 00m
Multiple Airlines
Deal found 2/16$395
This Kiwi.com deal was found by Cheapflights users on 2/16. 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 4/28:25 am
JTR
-
LHR
1 stop9h 05m
Aegean Airlines
Thu 4/94:35 pm
LHR
-
JTR
1 stop5h 40m
Aegean Airlines
Deal found 2/16$498
This Aegean Airlines deal was found by Cheapflights users on 2/18. 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 4/1812:30 pm
JTR
-
LHR
1 stop10h 40m
Aegean Airlines
Wed 4/2210:15 pm
LHR
-
JTR
1 stop7h 30m
Aegean Airlines
Deal found 2/18$577

Find 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 February 19, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$326
(British Airways)

One-way from

$101
(Air Serbia)

Good one-way deal

$267 or less
Provider with most accurate pricing for Thera Santorini-London Heathrow flight deals.
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Provider most trusted by Cheapflights users for Thera Santorini-London Heathrow flights.
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From Thera Santorini to London Heathrow
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One-way 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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Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated February 19, 2026.
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

Fri 4/3

3:05 pm-5:15 pm

Nonstop4h 10m

London Heathrow

Sun 4/12

10:15 am-4:15 pm

Nonstop4h 00m

$326

TheraLondon

JTR - LHR

JTRLHR

Thera Santorini

Thu 4/2

5:05 pm-7:15 pm

Nonstop4h 10m

London Heathrow

Thu 4/9

10:15 am-4:15 pm

Nonstop4h 00m

$328

TheraLondon

JTR - LHR

JTRLHR

Thera Santorini

Thu 4/2

8:25 am-3:30 pm

1 stop9h 05m

London Heathrow

Thu 4/9

10:15 am-4:15 pm

Nonstop4h 00m

$395

TheraLondon

JTR - LHR

JTRLHR

Thera Santorini

Sat 4/18

12:30 pm-9:10 pm

1 stop10h 40m

London Heathrow

Wed 4/22

10:15 pm-7:45 am

1 stop7h 30m

$577

TheraLondon

JTR - LHR

JTRLHR

Thera Santorini

Mon 3/30

8:30 am-9:10 pm

1 stop14h 40m

$119

TheraLondon

JTR - LHR

JTRLHR

Thera Santorini

Sun 6/21

3:45 pm-12:30 pm

1 stop22h 45m

$128

TheraLondon

JTR - LHR

JTRLHR

Thera Santorini

Wed 3/4

11:55 am-5:55 pm

1 stop8h 00m

$133

TheraLondon

JTR - LHR

JTRLHR

Thera Santorini

Fri 6/12

12:05 am-12:30 pm

2 stops14h 25m

$156

TheraLondon

JTR - LHR

JTRLHR

Thera Santorini

Fri 6/5

12:05 am-12:30 pm

2 stops14h 25m

$159

TheraLondon

JTR - LHR

JTRLHR

Thera Santorini

Wed 5/20

7:25 pm-2:15 pm

1 stop20h 50m

$162

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/16

Showing 1-10 of 15 results
1
2
  • Most accurate provider: When it comes to deals on Thera-London Heathrow Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Thera-London Heathrow Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Thera-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Thera-London Heathrow Airport flights, Cheapflights users trust FlightHub the most. FlightHub 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 Thera-London Heathrow Airport 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 Santorini to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Santorini 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.

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?

    Most people fly from Thera Santorini (JTR) if they book a flight from Thera to London Heathrow. On average, Santorini has 0 outbound flights to London Heathrow per day from 0 airlines. Thera Santorini is conveniently located just 2.9 mi from Thera’s city center.

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

    Airlines like British Airways and Aegean Airlines fly from Thera to London Heathrow Airport in about 4h 10m. The time it takes to get you to your destination can typically vary by up to 6h 30m. Airlines will cover a distance of 1642 mi. This flight may include one or multiple stops.

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

    The cheapest flight price from Thera to London Heathrow Airport is $167. On average you can expect to pay $501. The most popular route, (Thera Santorini - London Heathrow), can usually be booked for $459.

  • 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 vacation 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.

See more FAQs

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Ilford
Croydon
Hounslow
Southend-on-Sea
Harrow
Eastleigh
Gatwick
Dartford
Dover
Winchester
Orpington
Northampton
Watford
Hayes
Borehamwood
Broadway
Aylesbury
Chipping Norton
Horley
Kingston upon Thames

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Alternative routes for Santorini to Heathrow

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

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