Cheap flights from London to Ios from £56

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 22/4. Fares are subject to change and may not be available on all flights or dates of travel.
LON — JTR
4 Dec — 11 Dec1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from London to Ios are usually found in March or April, booked 35 days in advance, depart on a Sunday or Tuesday and return on a Sunday

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Cheapest flights from London to Ios
Explore the most affordable flight options available from London to Ios. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 November 2025.

Thu 27/1114:20STN - JTR
1 stop5h 55mMultiple Airlines
Wed 3/1209:00JTR - STN
1 stop16h 50mMultiple Airlines
Deal found 2/11£152
Sun 16/1114:20LTN - JTR
1 stop5h 55mMultiple Airlines
Tue 18/1121:35JTR - LTN
1 stop27h 35mMultiple Airlines
Deal found 3/11£161
Sun 16/1118:15STN - JTR
1 stop12h 20mMultiple Airlines
Tue 18/1121:35JTR - STN
2 stops20h 35mMultiple Airlines
Deal found 3/11£166
Mon 1/1214:30LTN - JTR
1 stop21h 55mMultiple Airlines
Mon 8/1214:55JTR - LTN
1 stop10h 15mMultiple Airlines
Deal found 3/11£166
Sun 23/1106:25LGW - JTR
1 stop8h 35mMultiple Airlines
Tue 25/1106:00JTR - LGW
2 stops16h 55mMultiple Airlines
Deal found 3/11£168
Mon 17/1114:30LTN - JTR
1 stop15h 05mMultiple Airlines
Thu 20/1109:00JTR - LTN
2 stops15h 10mMultiple Airlines
Deal found 3/11£174
Thu 27/1108:05LGW - JTR
1 stop12h 10mMultiple Airlines
Wed 3/1208:10JTR - LGW
1 stop15h 10mMultiple Airlines
Deal found 2/11£176
Sun 9/1118:15STN - JTR
1 stop12h 20mMultiple Airlines
Sun 16/1121:35JTR - STN
1 stop12h 05mMultiple Airlines
Deal found 2/11£183
Thu 13/1106:10STN - JTR
1 stop8h 25mMultiple Airlines
Sun 16/1118:40JTR - STN
1 stop15h 00mMultiple Airlines
Deal found 3/11£183
Mon 10/1117:15STN - JTR
1 stop12h 20mMultiple Airlines
Sun 16/1121:35JTR - STN
1 stop12h 05mMultiple Airlines
Deal found 3/11£185
Fri 14/1116:25LTN - JTR
1 stop13h 10mMultiple Airlines
Fri 21/1113:15JTR - LTN
1 stop13h 45mMultiple Airlines
Deal found 2/11£186
Thu 27/1109:15LTN - JTR
2 stops11h 00mMultiple Airlines
Wed 3/1209:00JTR - LTN
1 stop16h 10mMultiple Airlines
Deal found 2/11£186

Cheap flight deals from London to Ios

Keep the following information in mind while searching for London to Ios flight deals. Data was last updated 4 November 2025.

Round-trip from

£125

One-way from

£56

Popular in

December

Cheapest in

March

Average price

£244
easyJet
  • easyJet
  • 9/4-14/4
  • Nonstop
  • 7h 55m total
  • London to Ios
easyJet
  • easyJet
  • 22/4
  • Nonstop
  • 3h 55m total
  • London to Ios
Highest demand for flights based on searches. 14% potential increase in price (£26 potential increase over avg. return price).
Cheapest flight prices on average. 5% potential price decrease (£8 potential savings vs. average return price).
Average for round-trip flights in November 2025

Cheapflights Fare Finder

 
Customise your flight search to find flights from London to Ios 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 4 November 2025.
Use the filters below to find and compare flights from London to Ios that are best for you.

Fly from

London

Fly to

Ios

Route

Depart

Return

Price

LondonThera

LGW - JTR

LGWJTR

London Gatwick

Sun 26/4

07:40-13:30

Nonstop3h 50m

Thera Santorini

Tue 28/4

20:20-22:25

Nonstop4h 05m

£132

LondonThera

LGW - JTR

LGWJTR

London Gatwick

Sun 26/4

07:40-13:30

Nonstop3h 50m

Thera Santorini

Wed 29/4

13:10-15:20

Nonstop4h 10m

£139

LondonThera

LGW - JTR

LGWJTR

London Gatwick

Sun 26/4

14:50-07:45

1 stop14h 55m

Thera Santorini

Tue 28/4

20:20-22:25

Nonstop4h 05m

£141

LondonThera

LGW - JTR

LGWJTR

London Gatwick

Wed 1/4

06:25-12:20

Nonstop3h 55m

Thera Santorini

Sun 5/4

14:20-16:30

Nonstop4h 10m

£142

LondonThera

LGW - JTR

LGWJTR

London Gatwick

Sat 25/4

08:05-14:00

Nonstop3h 55m

Thera Santorini

Tue 28/4

20:20-22:25

Nonstop4h 05m

£144

LondonThera

LTN - JTR

LTNJTR

London Luton

Fri 27/2

16:25-08:35

1 stop14h 10m

Thera Santorini

Fri 6/3

18:40-01:00

1 stop8h 20m

£147

LondonThera

LGW - JTR

LGWJTR

London Gatwick

Sun 26/4

07:40-13:30

Nonstop3h 50m

Thera Santorini

Thu 30/4

13:25-15:35

Nonstop4h 10m

£148

LondonThera

LGW - JTR

LGWJTR

London Gatwick

Sat 28/2

15:30-11:15

1 stop17h 45m

Thera Santorini

Fri 6/3

11:55-21:45

1 stop11h 50m

£151

LondonThera

STN - JTR

STNJTR

London Stansted

Sun 1/2

18:15-11:15

1 stop15h 00m

Thera Santorini

Sat 7/2

13:15-23:10

1 stop11h 55m

£158

LondonThera

LGW - JTR

LGWJTR

London Gatwick

Sun 26/4

07:40-13:30

Nonstop3h 50m

Thera Santorini

Mon 27/4

13:15-15:25

Nonstop4h 10m

£158

Flights are sorted by cheapest return flights first.

Deals found on 2/11

Showing 1-10 of 60 results
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Best time to book a flight from London to Ios

Have a flexible travel schedule? Discover the best time to fly to Ios from London 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 to Ios

How far ahead should I book a flight from London to Ios?

Use this chart to determine the optimal time to book a return flight from London to Ios. Price data was last updated on 31 October 2025.

The best time to book flights from London to Ios is 35 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from London to Ios?

Currently, October is the cheapest month in which you can book a flight from London to Ios (average of £73). Flying from London to Ios in November is currently the most expensive (average of £209). 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 LON to IO5?

Find hourly flight availability from London to Ios. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 4 November 2025.

It’s optimal to fly from London to Ios at midday. By choosing this option you can save up to 28% on the cost of your flight, compared to a flight in the evening.

What is the cheapest day to fly from London to Ios?

Use this chart to determine the cheapest time to fly return from London to Ios. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their London to Ios flight should consider departing on Sunday evenings when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost for a return flight from London to Ios?

Reviews of airlines servicing Ios

Get insights into the airlines that provide service to Ios. 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 Ios. Reviews last updated 4 November 2025.
Check out reviews from past customers who have flown with Jet2, Aegean Airlines, andeasyJet from London to Ios to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

6.2

Boarding

8.2

Comfort

7.7

Food

7.3

Overall

8.3

Crew

8.8

Reviews

1 / 16
8.0
Excellent

Anonymous,Mar 2025

GVA - LBA

Good other than the 15-20 min walk to boarding gate from terminal.
8.3
Very Good

Entertainment

6.2

Boarding

8.2

Comfort

7.7

Food

7.3

Overall

8.3

Crew

8.8

Reviews

1 / 16
8.0
Excellent

Anonymous,Mar 2025

GVA - LBA

Good other than the 15-20 min walk to boarding gate from terminal.

Entertainment

6.2

Boarding

8.2

Comfort

7.7

Food

7.3

Overall

8.3

Crew

8.8

Reviews

1 / 16
8.0
Excellent

Anonymous,Mar 2025

GVA - LBA

Good other than the 15-20 min walk to boarding gate from terminal.

Entertainment

6.2

Boarding

8.2

Comfort

7.7

Food

7.3

Overall

8.3

Crew

8.8

Reviews

1 / 16
8.0
Excellent

Anonymous,Mar 2025

GVA - LBA

Good other than the 15-20 min walk to boarding gate from terminal.

Entertainment

6.2

Boarding

8.2

Comfort

7.7

Food

7.3

Overall

8.3

Crew

8.8

Reviews

1 / 16
8.0
Excellent

Anonymous,Mar 2025

GVA - LBA

Good other than the 15-20 min walk to boarding gate from terminal.

Entertainment

6.2

Boarding

8.2

Comfort

7.7

Food

7.3

Overall

8.3

Crew

8.8

Reviews

1 / 16
8.0
Excellent

Anonymous,Mar 2025

GVA - LBA

Good other than the 15-20 min walk to boarding gate from terminal.

Related info for your journey

Find useful and relevant information for your journey from London to Ios. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How long is the flight from London to Ios?

    Airlines like easyJet, Ryanair, and British Airways fly from London to Ios in about 3h 45m. The time it takes to get you to your destination is usually consistent. There are 1631 mi between London and Ios. All flights are typically direct.

  • What are the most popular routes from London to Ios?

  • What are the cheapest flights from London to Ios?

    On average you can expect to pay £221 for a flight from London to Ios. The cheapest flight overall is £119 while the most popular route, (London Heathrow - Thera Santorini) is currently priced at £199.

  • Can I find deals for flights from London to Ios that include hotel bookings?

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

  • How can I find direct flights from London to Ios?

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

  • Can I find deals for business class flights from London to Ios?

    Yes. Cheapflights offers flight deals from London to Ios 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 to Ios?

    Currently, October is the cheapest month in which you can book a flight from London to Ios (average of £73). Flying from London to Ios in November is currently the most expensive (average of £209). 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

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Top 8 airlines flying from London to Ios

Discover the top 8 airlines that operate flights from London to Ios. 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 4 November 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£73Average£148FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
Jet2Cheapest£86Average£218FlexibilityNo cancel feeOn-timeN/A
Search Jet2 flights
easyJetCheapest£91Average£215FlexibilityNo cancel feeOn-time86%
Search easyJet flights
Aegean AirlinesCheapest£165Average£356FlexibilityNo cancel feeOn-time87%
Search Aegean Airlines flights
British AirwaysCheapest£173Average£278FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air FranceCheapest£178Average£335FlexibilityNo cancel feeOn-time77%
Search Air France flights
SWISSCheapest£187Average£225FlexibilityNo cancel feeOn-time79%
Search SWISS flights
LufthansaCheapest£219Average£308FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights

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Can Cheapflights find flights from London to Ios with no change fees?

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