Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from London to Thera from $219

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Thera departing on 1/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from London to Thera

Cheap return flights

Enter your travel dates to find the best prices.
Aegean Airlines Logo
22:15 - 11:15LHR-JTR
11h 00m1 stop
Aegean Airlines Logo
14:45 - 21:15JTR-LHR
8h 30m1 stop
$380Aegean Airlines
Find Deal
Mon, 1 Dec - Mon, 8 Dec
Aegean Airlines Logo
22:15 - 07:40LHR-JTR
7h 25m1 stop
Aegean Airlines Logo
14:45 - 21:15JTR-LHR
8h 30m1 stop
$475Aegean Airlines
Find Deal
Mon, 9 Feb - Sun, 15 Feb
Aegean Airlines Logo
22:15 - 07:40LHR-JTR
7h 25m1 stop
Aegean Airlines Logo
14:45 - 21:15JTR-LHR
8h 30m1 stop
$477Aegean Airlines
Find Deal
Mon, 9 Feb - Sun, 15 Feb
Aegean Airlines Logo
22:15 - 10:55LHR-JTR
10h 40m1 stop
Aegean Airlines Logo
08:10 - 15:30JTR-LHR
9h 20m1 stop
$488Aegean Airlines
Find Deal
Thu, 27 Nov - Mon, 1 Dec
Multiple Airlines Logo
17:35 - 08:35LHR-JTR
13h 00m2 stops
Multiple Airlines Logo
14:45 - 21:15JTR-LHR
8h 30m1 stop
$498Multiple Airlines
Find Deal
Mon, 1 Dec - Mon, 8 Dec
Multiple Airlines Logo
17:35 - 08:35LHR-JTR
13h 00m2 stops
Multiple Airlines Logo
21:35 - 07:55JTR-LHR
12h 20m2 stops
$512Multiple Airlines
Find Deal
Mon, 1 Dec - Mon, 8 Dec
Aegean Airlines Logo
22:15 - 07:35LHR-JTR
7h 20m1 stop
Aegean Airlines Logo
06:00 - 11:10JTR-LHR
7h 10m1 stop
$630Aegean Airlines
Find Deal
Sat, 1 Nov - Sun, 9 Nov
Aegean Airlines Logo
22:15 - 07:40LHR-JTR
7h 25m1 stop
Aegean Airlines Logo
14:45 - 21:15JTR-LHR
8h 30m1 stop
$642Aegean Airlines
Find Deal
Mon, 9 Mar - Mon, 16 Mar
Aegean Airlines Logo
19:00 - 07:40LHR-JTR
10h 40m1 stop
Aegean Airlines Logo
11:35 - 17:55JTR-LHR
8h 20m1 stop
$645Aegean Airlines
Find Deal
Mon, 9 Mar - Mon, 16 Mar
Aegean Airlines Logo
22:15 - 07:40LHR-JTR
7h 25m1 stop
Aegean Airlines Logo
14:45 - 21:15JTR-LHR
8h 30m1 stop
$687Aegean Airlines
Find Deal
Fri, 13 Feb - Mon, 16 Feb

Aegean Airlines flights from London to Thera

Our best Aegean Airlines deals on London to Thera flight tickets
Aegean Airlines
1 Dec
LHR22:15London Heathrow
11h 00m
1 stop
JTR11:15Thera Santorini
8 Dec
JTR14:45Thera Santorini
8h 30m
1 stop
LHR21:15London Heathrow
$380
Find similar
Aegean Airlines
9 Feb
LHR22:15London Heathrow
7h 25m
1 stop
JTR07:40Thera Santorini
15 Feb
JTR14:45Thera Santorini
8h 30m
1 stop
LHR21:15London Heathrow
$475
Find similar
Aegean Airlines
9 Feb
LHR22:15London Heathrow
7h 25m
1 stop
JTR07:40Thera Santorini
15 Feb
JTR14:45Thera Santorini
8h 30m
1 stop
LHR21:15London Heathrow
$477
Find similar

Lufthansa flights from London to Thera

Our best Lufthansa deals on London to Thera flight tickets
Lufthansa
21 Oct
LHR06:30London Heathrow
8h 20m
1 stop
JTR16:50Thera Santorini
21 Oct
JTR20:05Thera Santorini
14h 10m
1 stop
LHR08:15London Heathrow
$534
Find similar
Lufthansa
21 Oct
LHR08:30London Heathrow
6h 20m
1 stop
JTR16:50Thera Santorini
21 Oct
JTR20:05Thera Santorini
16h 35m
2 stops
LHR10:40London Heathrow
$613
Find similar
Lufthansa
20 Oct
LHR19:10London Heathrow
19h 40m
2 stops
JTR16:50Thera Santorini
23 Oct
JTR17:40Thera Santorini
16h 35m
2 stops
LHR08:15London Heathrow
$1,270
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from London to Thera 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, momondo users made 78,305 searches. Data last updated 17 October 2025.
Use the filters below to find and compare flights from London to Thera that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Mon 1/12

22:15-11:15

1 stop11h 00m

Thera Santorini

Mon 8/12

14:45-21:15

1 stop8h 30m

$380

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Mon 9/2

22:15-07:40

1 stop7h 25m

Thera Santorini

Sun 15/2

14:45-21:15

1 stop8h 30m

$475

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Mon 9/2

22:15-07:40

1 stop7h 25m

Thera Santorini

Sun 15/2

14:45-21:15

1 stop8h 30m

$477

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Thu 27/11

22:15-10:55

1 stop10h 40m

Thera Santorini

Mon 1/12

08:10-15:30

1 stop9h 20m

$488

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Mon 1/12

17:35-08:35

2 stops13h 00m

Thera Santorini

Mon 8/12

14:45-21:15

1 stop8h 30m

$498

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Mon 1/12

17:35-08:35

2 stops13h 00m

Thera Santorini

Mon 8/12

21:35-07:55

2 stops12h 20m

$512

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Sat 1/11

22:15-07:35

1 stop7h 20m

Thera Santorini

Sun 9/11

06:00-11:10

1 stop7h 10m

$630

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Mon 9/3

22:15-07:40

1 stop7h 25m

Thera Santorini

Mon 16/3

14:45-21:15

1 stop8h 30m

$642

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Mon 9/3

19:00-07:40

1 stop10h 40m

Thera Santorini

Mon 16/3

11:35-17:55

1 stop8h 20m

$645

LondonThera

LHR - JTR

LHRJTR

London Heathrow

Fri 13/2

22:15-07:40

1 stop7h 25m

Thera Santorini

Mon 16/2

14:45-21:15

1 stop8h 30m

$687

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Thera from

How to get the cheapest flight ticket from London to Thera

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between London and Thera?

What is the cheapest month to fly to Thera?

If you’re not able to fly to Thera in March, then April is your next best option. Flight prices from London to Thera during April average around $313.

What is the cheapest day to depart on your flight to Thera?

Our data shows that Wednesday is the least expensive day to fly to Thera. Tickets to fly out on this day can be as low as $373. The most expensive day to fly to Thera is Sunday, with ticket prices averaging around $888.

What is the cheapest time of day to depart on your flight to Thera?

According to our data, the cheapest time of day to fly to Thera is in the afternoon. momondo users have found flights departing from London to Thera in the afternoon for as low as $98. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the morning is when there is more demand to fly to Thera, so prices are often more expensive at around $474 per ticket.

What is the cheapest London to Thera Santorini flight route?

Fly from London Gatwick to Thera Santorini for the best London - Thera Santorini flight prices

How far in advance should I book a flight to Thera?

You are more likely to see cheaper flights to Thera from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Thera for around $584 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Thera from London for as low as $447 on momondo.

What cabin class options are available on London to Thera Santorini flights?

There are 2 cabin classes available to choose from on London to Thera Santorini flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London to Thera flights?

No. A direct flight is the cheapest option for a flight between London to Thera.

How have London to Thera flight prices changed over time?

As of October 2025, prices for London to Thera flights are approximately 6% cheaper when compared to flights at the same time last year.

When to book flights from London to Thera

Are you open to changing your travel dates? Check out the ideal times to fly from London to Thera according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London to Thera (LON to JTR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Thera

Fastest flight time

3h 50m

Direct flights

Fri

Airports in Thera

1 airport
The fastest flight from London to Thera takes 3h 50m
Direct flights go from London to Thera on Friday. There are no airlines offering direct flights..
There is 1 airport near Thera: Thera Santorini (JTR)
Search flight deals

  • How far is London to Thera Santorini by plane?

    The distance between London and Thera Santorini is about 2619.7 km. Flights usually cover this in 7h 20m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from London to Thera Santorini Airport?

    Prices for flights from London to Thera Santorini Airport are updated daily.

  • How old do you have to be to fly from London to Thera Santorini Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London to Thera Santorini Airport.

  • What documentation or ID do you need to fly to Thera Santorini Airport?

    The required travel and health documents for your Thera Santorini Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Thera Santorini Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from London to Thera?

Travelling to a place near Thera?

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

Why use momondo?

Why should I use momondo to find a flight deal from London to Thera?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to Thera for you.

Can I find flights from London to Thera with flexible booking policies on momondo?

Yes. All flights to Thera from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from London to Thera?

Once you have performed a search for London to Thera flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from London to Thera right now. Can momondo alert me if prices change?

Price alerts on flights to Thera from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Thera trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sun 16/11
Sun 23/11
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Greece

Airports servicing South Aegean

Mikonos Airport
Rhodes Diagoras Airport