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Cheap flights from London to Ios from £35

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 23/4. Fares are subject to change and may not be available on all flights or dates of travel.
LON — JTR
17 Jan — 24 Jan1
1 adult
1 adult, Economy, 0 bags

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

Cheap flight deals from London to Ios

Enter your travel dates to find the best prices.

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 18 December 2025.

Wed 24/1217:25STN - JTR
2 stops25h 45mMultiple Airlines
Sat 27/1206:00JTR - STN
2 stops19h 55mMultiple Airlines
Deal found 17/12£305
Thu 25/1208:20LTN - JTR
2 stops21h 20mMultiple Airlines
Mon 29/1214:55JTR - LTN
1 stop10h 15mMultiple Airlines
Deal found 16/12£331
Sat 20/1220:45STN - JTR
3 stops32h 55mMultiple Airlines
Mon 22/1218:40JTR - STN
2 stops18h 35mMultiple Airlines
Deal found 17/12£346
Sat 20/1221:05LGW - JTR
2 stops15h 20mMultiple Airlines
Mon 22/1218:40JTR - LGW
1 stop8h 15mMultiple Airlines
Deal found 17/12£346
Fri 19/1218:20LHR - JTR
2 stops26h 05mMultiple Airlines
Fri 26/1206:00JTR - LHR
2 stops29h 35mMultiple Airlines
Deal found 17/12£347
Wed 24/1217:25STN - JTR
2 stops18h 50mMultiple Airlines
Sun 28/1208:10JTR - STN
2 stops16h 15mMultiple Airlines
Deal found 16/12£349
Thu 25/1217:25STN - JTR
2 stops22h 45mMultiple Airlines
Wed 31/1211:55JTR - STN
2 stops13h 25mMultiple Airlines
Deal found 15/12£351
Thu 25/1219:20LTN - JTR
3 stops34h 20mMultiple Airlines
Wed 31/1211:55JTR - LTN
2 stops11h 10mMultiple Airlines
Deal found 15/12£351
Sat 20/1218:20LHR - JTR
2 stops24h 50mMultiple Airlines
Mon 22/1213:40JTR - LHR
2 stops21h 55mMultiple Airlines
Deal found 17/12£352
Thu 25/1212:15LGW - JTR
1 stop8h 10mAegean Airlines
Wed 31/1206:00JTR - LGW
1 stop7h 10mAegean Airlines
Deal found 16/12£356
Thu 25/1217:25STN - JTR
2 stops22h 25mMultiple Airlines
Mon 29/1214:45JTR - STN
2 stops19h 30mMultiple Airlines
Deal found 17/12£357
Wed 24/1215:25LTN - JTR
2 stops27h 45mMultiple Airlines
Sat 27/1206:00JTR - LTN
3 stops22h 50mMultiple Airlines
Deal found 17/12£363

Find flight deals from London to Ios

Keep the following information in mind while searching for London to Ios flight deals. Data was last updated 18 December 2025.

Round-trip from

£85

One-way from

£35

Popular in

December

Cheapest in

November

Average price

£384
easyJet
  • easyJet
  • 22/4-29/4
  • Nonstop
  • 8h 05m total
  • London to Ios
Search Deals
easyJet
  • easyJet
  • 23/4
  • Nonstop
  • 3h 55m total
  • London to Ios
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£5 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease (£13 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 18 December 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

Wed 22/4

06:25-12:20

Nonstop3h 55m

Thera Santorini

Wed 29/4

13:10-15:20

Nonstop4h 10m

£85

LondonThera

LGW - JTR

LGWJTR

London Gatwick

Tue 21/4

10:25-16:20

Nonstop3h 55m

Thera Santorini

Thu 23/4

13:25-15:35

Nonstop4h 10m

£107

LondonThera

STN - JTR

STNJTR

London Stansted

Mon 26/1

08:05-18:10

1 stop8h 05m

Thera Santorini

Sat 31/1

17:05-23:10

1 stop8h 05m

£126

LondonThera

STN - JTR

STNJTR

London Stansted

Fri 17/4

11:15-17:00

Nonstop3h 45m

Thera Santorini

Mon 20/4

00:15-08:45

1 stop10h 30m

£127

LondonThera

STN - JTR

STNJTR

London Stansted

Fri 30/1

07:45-18:10

1 stop8h 25m

Thera Santorini

Fri 6/2

21:35-08:15

1 stop12h 40m

£130

LondonThera

LTN - JTR

LTNJTR

London Luton

Fri 30/1

16:25-08:35

1 stop14h 10m

Thera Santorini

Fri 6/2

18:40-01:00

1 stop8h 20m

£132

LondonThera

STN - JTR

STNJTR

London Stansted

Sat 24/1

08:40-21:10

1 stop10h 30m

Thera Santorini

Sat 31/1

17:05-23:10

1 stop8h 05m

£135

LondonThera

LGW - JTR

LGWJTR

London Gatwick

Sun 3/5

07:35-13:30

Nonstop3h 55m

Thera Santorini

Wed 6/5

23:20-01:20

Nonstop4h 00m

£139

LondonThera

LGW - JTR

LGWJTR

London Gatwick

Fri 17/4

07:35-13:30

Nonstop3h 55m

Thera Santorini

Tue 21/4

18:40-22:55

1 stop6h 15m

£145

LondonThera

LGW - JTR

LGWJTR

London Gatwick

Sun 3/5

05:45-19:05

1 stop11h 20m

Thera Santorini

Wed 6/5

23:20-01:20

Nonstop4h 00m

£150

Flights are sorted by cheapest return flights first.

Deals found on 16/12

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 12 December 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, January is the cheapest month in which you can book a flight from London to Ios (average of £128). Flying from London to Ios in December is currently the most expensive (average of £357). 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 18 December 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 18 December 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.
Jet2
8.2
Very Good
179 reviews
Check prices

Entertainment

6.2

Food

7.3

Crew

8.8

Boarding

8.1

Overall

8.2

Comfort

7.7

Reviews

1 / 17
8.0
Excellent

Gary,Nov 2025

EMA - AYT

Quick on time boarding and flight left the runway bang on 8am, excellent.
Jet2
8.2
Very Good
179 reviews
Jet2
8.2
Very Good
179 reviews
Check prices

Entertainment

6.2

Food

7.3

Crew

8.8

Boarding

8.1

Overall

8.2

Comfort

7.7

Reviews

1 / 17
8.0
Excellent

Gary,Nov 2025

EMA - AYT

Quick on time boarding and flight left the runway bang on 8am, excellent.
Aegean Airlines
8.1
Very Good
835 reviews
Jet2
8.2
Very Good
179 reviews
Check prices

Entertainment

6.2

Food

7.3

Crew

8.8

Boarding

8.1

Overall

8.2

Comfort

7.7

Reviews

1 / 17
8.0
Excellent

Gary,Nov 2025

EMA - AYT

Quick on time boarding and flight left the runway bang on 8am, excellent.
easyJet
6.9
Okay
1,851 reviews
Jet2
8.2
Very Good
179 reviews
Check prices

Entertainment

6.2

Food

7.3

Crew

8.8

Boarding

8.1

Overall

8.2

Comfort

7.7

Reviews

1 / 17
8.0
Excellent

Gary,Nov 2025

EMA - AYT

Quick on time boarding and flight left the runway bang on 8am, excellent.
Ryanair
6.8
Okay
5,222 reviews
Jet2
8.2
Very Good
179 reviews
Check prices

Entertainment

6.2

Food

7.3

Crew

8.8

Boarding

8.1

Overall

8.2

Comfort

7.7

Reviews

1 / 17
8.0
Excellent

Gary,Nov 2025

EMA - AYT

Quick on time boarding and flight left the runway bang on 8am, excellent.
British Airways
6.7
Okay
7,585 reviews
Jet2
8.2
Very Good
179 reviews
Check prices

Entertainment

6.2

Food

7.3

Crew

8.8

Boarding

8.1

Overall

8.2

Comfort

7.7

Reviews

1 / 17
8.0
Excellent

Gary,Nov 2025

EMA - AYT

Quick on time boarding and flight left the runway bang on 8am, excellent.

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 Aegean Airlines fly from London to Ios in about 3h 45m. The time it takes to get you to your destination can typically vary by up to 10h 10m. There are 1631 mi between London and Ios. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from London to Ios one-way?

    The cheapet airlines for a one-way flight from London to Ios are Ryanair (£30), easyJet (£45), and Sky Express (£77).

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

    Most travelers choose London Heathrow - Thera Santorini, London Gatwick - Thera Santorini or London Stansted - Thera Santorini when deciding on the best route from London to Ios.

  • What are the cheapest flights from London to Ios?

    On average you can expect to pay £254 for a flight from London to Ios. The cheapest flight overall is £115 while the most popular route, (London Heathrow - Thera Santorini) is currently priced at £161.

  • 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, January is the cheapest month in which you can book a flight from London to Ios (average of £128). Flying from London to Ios in December is currently the most expensive (average of £357). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for London to Ios

See prices for flight routes from nearby airports that may be better suited for you.
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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 18 December 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£60Average£146FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
Jet2Cheapest£85Average£214FlexibilityNo cancel feeOn-timeN/A
Search Jet2 flights
easyJetCheapest£89Average£212FlexibilityNo cancel feeOn-time86%
Search easyJet flights
Aegean AirlinesCheapest£149Average£346FlexibilityNo cancel feeOn-time87%
Search Aegean Airlines flights
Air FranceCheapest£175Average£329FlexibilityNo cancel feeOn-time77%
Search Air France flights
British AirwaysCheapest£181Average£340FlexibilityNo cancel feeOn-time70%
Search British Airways flights
SWISSCheapest£184Average£222FlexibilityNo cancel feeOn-time79%
Search SWISS flights
LufthansaCheapest£215Average£302FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from London to Ios?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Ios from London today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from London to Ios?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Ios from London.

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

Yes! Cheapflights helps users easily find flights from London to Ios with no change fees.

Can Cheapflights notify me if prices for flights from London to Ios become cheaper?

Not ready to book yet? You can track prices for flights from London to Ios on Cheapflights with our Price Alert feature and get notified when better prices are available.

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