$113+ Cheap flights from Heathrow (LHR) to Thera (JTR)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/30. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — JTR
Oct 16 — Oct 231
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Heathrow to Santorini with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Heathrow to Santorini
Cheapest
Best
Last-minute
One-way
Cheapest flights from Heathrow to SantoriniExplore 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 September 16, 2026.
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 September 16, 2026.
This oojo deal was found by Cheapflights users on 9/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/168:40 am -
1 stop7h 30m
Mon 10/198:45 pm -
1 stop13h 10m
Deal found 9/14![SWISS logo]()
$197
This Lufthansa deal was found by Cheapflights users on 9/12. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/116:00 am -
1 stop12h 10m
Sun 10/188:55 pm -
1 stop13h 00m
Deal found 9/12![SWISS logo]()
$210
This SWISS deal was found by Cheapflights users on 9/15. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/56:00 am -
1 stop12h 00m
Mon 10/128:45 pm -
1 stop23h 05m
Deal found 9/15![SWISS logo]()
$240
This Lufthansa deal was found by Cheapflights users on 9/12. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:55 am -
1 stop9h 40m
Mon 10/198:45 pm -
2 stops18h 55m
Deal found 9/12![Multiple Airlines logo]()
$249
This SWISS deal was found by Cheapflights users on 9/14. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/68:05 pm -
1 stop11h 45m
Mon 10/128:45 pm -
2 stops21h 50m
Deal found 9/14![SWISS logo]()
$250
This SWISS deal was found by Cheapflights users on 9/11. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/147:15 pm -
2 stops44h 55m
Mon 10/198:45 pm -
1 stop13h 10m
Deal found 9/11![SWISS logo]()
$257
Best flights from Heathrow to SantoriniDiscover carefully curated flight deals from Heathrow to Santorini that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 16, 2026.
Discover carefully curated flight deals from Heathrow to Santorini that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 16, 2026.
This Lufthansa deal was found by Cheapflights users on 9/15. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/168:40 am -
1 stop7h 30m
Mon 10/198:45 pm -
2 stops18h 55m
Deal found 9/15![SWISS logo]()
$244
This Lufthansa deal was found by Cheapflights users on 9/15. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/106:00 am -
1 stop12h 50m
Wed 10/1410:40 am -
1 stop9h 10m
Deal found 9/15![Multiple Airlines logo]()
$266
This British Airways deal was found by Cheapflights users on 9/12. 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 10/168:15 am -
Nonstop3h 50m
Mon 10/192:45 pm -
Nonstop4h 10m
Deal found 9/12![British Airways logo]()
$415
This SWISS deal was found by Cheapflights users on 9/12. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/48:05 pm -
1 stop21h 55m
Wed 10/710:40 am -
1 stop7h 45m
Deal found 9/12![SWISS logo]()
$326
This SWISS deal was found by Cheapflights users on 9/15. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/107:15 pm -
2 stops22h 55m
Wed 10/1410:40 am -
1 stop7h 45m
Deal found 9/15![SWISS logo]()
$327
This FlightHub deal was found by Cheapflights users on 9/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/187:30 am -
1 stop7h 25m
Wed 10/2110:00 pm -
2 stops21h 50m
Deal found 9/11![Multiple Airlines logo]()
$418
This SWISS deal was found by Cheapflights users on 9/12. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/167:00 am -
2 stops9h 10m
Sun 10/188:55 pm -
2 stops23h 35m
Deal found 9/12![SWISS logo]()
$360
This Lufthansa deal was found by Cheapflights users on 9/11. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/292:25 pm -
2 stops17h 25m
Thu 10/15:45 pm -
1 stop6h 25m
Deal found 9/11![Multiple Airlines logo]()
$419
This SWISS deal was found by Cheapflights users on 9/14. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/75:15 pm -
2 stops46h 55m
Wed 10/1410:40 am -
1 stop7h 45m
Deal found 9/14![SWISS logo]()
$380
This SWISS deal was found by Cheapflights users on 9/15. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/55:15 pm -
2 stops38h 35m
Wed 10/1410:40 am -
2 stops12h 50m
Deal found 9/15![SWISS logo]()
$382
This SWISS deal was found by Cheapflights users on 9/14. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/178:05 pm -
1 stop22h 05m
Fri 10/237:00 pm -
1 stop14h 55m
Deal found 9/14![SWISS logo]()
$391
Last-minute flights from Heathrow to SantoriniDiscover last-minute flight deals from Heathrow to Santorini. Data last updated September 16, 2026 and is based on user searches.
Discover last-minute flight deals from Heathrow to Santorini. Data last updated September 16, 2026 and is based on user searches.
This SWISS deal was found by Cheapflights users on 9/15. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/56:00 am -
1 stop12h 00m
Mon 10/128:45 pm -
1 stop23h 05m
Deal found 9/15![SWISS logo]()
$240
This SWISS deal was found by Cheapflights users on 9/14. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/68:05 pm -
1 stop11h 45m
Mon 10/128:45 pm -
2 stops21h 50m
Deal found 9/14![SWISS logo]()
$250
This Lufthansa deal was found by Cheapflights users on 9/12. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/116:00 am -
1 stop12h 10m
Sun 10/188:55 pm -
1 stop13h 00m
Deal found 9/12![SWISS logo]()
$210
This SWISS deal was found by Cheapflights users on 9/11. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/147:15 pm -
2 stops44h 55m
Mon 10/198:45 pm -
1 stop13h 10m
Deal found 9/11![SWISS logo]()
$257
This oojo deal was found by Cheapflights users on 9/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/168:40 am -
1 stop7h 30m
Mon 10/198:45 pm -
1 stop13h 10m
Deal found 9/14![SWISS logo]()
$197
This Lufthansa deal was found by Cheapflights users on 9/12. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:55 am -
1 stop9h 40m
Mon 10/198:45 pm -
2 stops18h 55m
Deal found 9/12![Multiple Airlines logo]()
$249
One-way flights from Heathrow to SantoriniSearch for one-way flight options from Heathrow to Santorini. Find affordable one-way fares based on user searches. Data last updated September 16, 2026.
Search for one-way flight options from Heathrow to Santorini. Find affordable one-way fares based on user searches. Data last updated September 16, 2026.
This Transavia Smart Connect deal was found by Cheapflights users on 9/13. 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 Transavia Smart Connect is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/303:15 pm -
1 stop19h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Multiple Airlines logo]()
$113
This Kiwi.com deal was found by Cheapflights users on 9/12. 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.
Wed 10/143:30 pm -
2 stops29h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Multiple Airlines logo]()
$117
This Transavia Smart Connect deal was found by Cheapflights users on 9/13. 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 Transavia Smart Connect is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/293:00 pm -
1 stop25h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Multiple Airlines logo]()
$128
This Air France deal was found by Cheapflights users on 9/12. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/97:45 pm -
1 stop14h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Air France logo]()
$132
This Kiwi.com deal was found by Cheapflights users on 9/12. 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.
Sun 10/113:30 pm -
2 stops29h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Multiple Airlines logo]()
$137
This WAYA deal was found by Cheapflights users on 9/14. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2110:15 pm -
1 stop7h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Multiple Airlines logo]()
$139
Find 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 September 16, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $197 (oojo) |
One-way from | $113 (Transavia Smart Connect) |
Popular in | December |
Cheapest in | February |
Average price | $501 |
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 7,457,451 searches. Data last updated September 16, 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Thera that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
LondonThera
LHR London Heathrow - JTR Thera Santorini
LHRJTR
London Heathrow
Sun 11/8
10:15 pm-9:10 pm
1 stop20h 55m
Thera Santorini
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$162
LondonThera
LHR London Heathrow - JTR Thera Santorini
LHRJTR
London Heathrow
Wed 11/11
10:15 pm-8:35 am
1 stop8h 20m
Thera Santorini
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$162
LondonThera
LHR London Heathrow - JTR Thera Santorini
LHRJTR
London Heathrow
Sun 11/1
7:40 am-4:55 pm
1 stop7h 15m
Thera Santorini
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$168
LondonThera
LHR London Heathrow - JTR Thera Santorini
LHRJTR
London Heathrow
Tue 9/29
10:15 pm-8:40 am
1 stop8h 25m
Thera Santorini
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$172
LondonThera
LHR London Heathrow - JTR Thera Santorini
LHRJTR
London Heathrow
Mon 10/5
7:00 pm-7:45 am
1 stop10h 45m
Thera Santorini
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$173
Quickest round-trip
LondonThera
LHR London Heathrow - JTR Thera Santorini
LHRJTR
London Heathrow
Mon 10/12
8:05 am-1:55 pm
Nonstop3h 50m
Thera Santorini
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$180
LondonThera
LHR London Heathrow - JTR Thera Santorini
LHRJTR
London Heathrow
Tue 11/10
9:55 am-12:10 pm
3 stops24h 15m
Thera Santorini
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$186
LondonThera
LHR London Heathrow - JTR Thera Santorini
LHRJTR
London Heathrow
Thu 11/12
7:00 pm-7:35 am
1 stop10h 35m
Thera Santorini
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$190
LondonThera
LHR London Heathrow - JTR Thera Santorini
LHRJTR
London Heathrow
Fri 10/2
7:00 pm-7:45 am
1 stop10h 45m
Thera Santorini
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$199
LondonThera
LHR London Heathrow - JTR Thera Santorini
LHRJTR
London Heathrow
Mon 10/12
7:00 am-8:00 pm
2 stops11h 00m
Thera Santorini
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$203
Showing 1-10 of 22 resultsSorted by cheapest first
- Most accurate provider: When it comes to deals on London Heathrow Airport-Thera flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London Heathrow Airport-Thera flight deals on Cheapflights vs. FlightHub >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 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 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.
LHR-JTR
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
Prices
Delays
How far ahead should I book a flight from London Heathrow Airport to Thera?
Booking 61 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, February is the cheapest month in which you can book a flight from London Heathrow Airport to Thera (average of $261). Flying from London Heathrow Airport to Thera in December is currently the most expensive (average of $736). 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 September 16, 2026.
When flying from London Heathrow Airport to Thera, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How often are flights from London to Thera delayed?
About 13% of weekly flights between London and Thera have experienced delays in the past year, with the average delay time being 101 minutes.
What is the most punctual flight time for London to Thera flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Sunday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on London to Thera flights?
Over the last year, British Airways have had the lowest number of delays on this route, with just 13% of flights being delayed.
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 September 16, 2026.
Read reviews from past customers who have flown 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.
Boarding
7.0
Entertainment
6.5
Crew
7.7
Overall
6.7
Food
6.4
Comfort
6.8
Reviews
1 / 20
6.0
GoodDavid,Jan 2026
LHR - MAD
Boarding
7.0
Entertainment
6.5
Crew
7.7
Overall
6.7
Food
6.4
Comfort
6.8
Reviews
1 / 20
6.0
GoodDavid,Jan 2026
LHR - MAD
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.
Traveling to a place near Thera?
Book flights to Thera if you plan to visit one of these locationsOia
Imerovigli
Kamari
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Heathrow
Popular flights
Santorini flight routes
Alternative routes for Heathrow to Santorini
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Santorini by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Heathrow to Santorini by cabin class
Find flights from Heathrow to Santorini, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Heathrow and Santorini flights
Browse other Heathrow and Santorini flight options. Last updated on September 16, 2026.
Other flights from Heathrow
Browse through other flights departing from Heathrow. Flights are based on user searches made on Cheapflights and were last updated on September 16, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Santorini
Explore flights to Santorini departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 16, 2026.
Top airline flying from Heathrow to Santorini
Discover the top airline 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 7,457,451 searches. Data last updated September 16, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$319 | Average$446 | FlexibilityNo cancel fee | On-time70% |