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Cheap flights from London to Ios from £34

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 16/8. Fares are subject to change and may not be available on all flights or dates of travel.
LON — JTR
19 Jun — 26 Jun1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London to Ios are usually found in November or January, booked 64 days in advance, depart on a Wednesday or Sunday 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 20 May 2026.

Sat 13/621:00
STN
-
JTR
2 stops24h 20m
Multiple Airlines
Thu 18/622:50
JTR
-
STN
1 stop10h 00m
Multiple Airlines
Deal found 18/5£122
Tue 9/619:00
LTN
-
JTR
2 stops25h 30m
Multiple Airlines
Thu 11/622:50
JTR
-
LTN
2 stops16h 10m
Multiple Airlines
Deal found 17/5£122
Sun 14/616:45
STN
-
JTR
Nonstop3h 45m
Ryanair
Thu 18/622:50
JTR
-
STN
1 stop24h 45m
Ryanair
Deal found 17/5£123
Sun 28/621:50
LTN
-
JTR
2 stops19h 40m
Multiple Airlines
Thu 2/722:50
JTR
-
LTN
2 stops16h 10m
Multiple Airlines
Deal found 16/5£123
Tue 23/614:45
LTN
-
JTR
1 stop6h 40m
Multiple Airlines
Thu 16/723:50
JTR
-
LTN
1 stop10h 40m
Multiple Airlines
Deal found 16/5£124
Sat 13/617:50
LTN
-
JTR
1 stop12h 15m
Multiple Airlines
Tue 16/623:50
JTR
-
LTN
1 stop10h 40m
Multiple Airlines
Deal found 17/5£125
Wed 10/614:20
STN
-
JTR
2 stops14h 30m
Multiple Airlines
Sat 13/608:25
JTR
-
STN
1 stop16h 30m
Multiple Airlines
Deal found 15/5£125
Mon 8/621:50
LTN
-
JTR
1 stop23h 35m
Multiple Airlines
Thu 18/623:50
JTR
-
LTN
1 stop10h 40m
Multiple Airlines
Deal found 19/5£125
Mon 15/617:55
STN
-
JTR
2 stops27h 30m
Ryanair
Thu 18/622:50
JTR
-
STN
2 stops23h 10m
Ryanair
Deal found 19/5£126
Mon 15/618:50
LTN
-
JTR
2 stops26h 35m
Multiple Airlines
Thu 18/622:50
JTR
-
LTN
2 stops16h 10m
Multiple Airlines
Deal found 19/5£126
Mon 15/617:55
STN
-
JTR
2 stops27h 30m
Multiple Airlines
Mon 22/610:55
JTR
-
STN
2 stops25h 50m
Multiple Airlines
Deal found 16/5£127
Thu 9/705:40
LTN
-
JTR
2 stops15h 25m
Multiple Airlines
Sat 18/722:45
JTR
-
LTN
1 stop11h 45m
Multiple Airlines
Deal found 16/5£127

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 20 May 2026.

Round-trip from

£122

One-way from

£34

Popular in

December

Cheapest in

November

Average price

£233
Ryanair
  • Ryanair
  • 13/6-18/6
  • 3 total stops
  • 34h 20m total
  • London to Ios
Search Deals
Ryanair
  • Ryanair
  • 16/8
  • Nonstop
  • 3h 45m total
  • London to Ios
Search Deals
High demand for flights, 8% potential price rise
Search Deals
Cheapest flight prices on average. 7% potential price decrease (£13 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
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 20 May 2026.
Use the filters below to find and compare flights from London to Ios that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

LondonThera

STN - JTR

STNJTR

London Stansted

Wed 1/7

09:00-14:45

Nonstop3h 45m

Thera Santorini

Wed 8/7

15:10-17:15

Nonstop4h 05m

£125

LondonThera

LTN - JTR

LTNJTR

London Luton

Sat 13/6

17:50-08:05

1 stop12h 15m

Thera Santorini

Tue 16/6

23:50-08:30

1 stop10h 40m

£125

LondonThera

STN - JTR

STNJTR

London Stansted

Sat 13/6

20:30-23:15

2 stops24h 45m

Thera Santorini

Mon 15/6

00:00-21:35

2 stops23h 35m

£128

LondonThera

STN - JTR

STNJTR

London Stansted

Sat 20/6

21:00-23:20

2 stops24h 20m

Thera Santorini

Wed 24/6

22:55-18:25

2 stops21h 30m

£132

LondonThera

STN - JTR

STNJTR

London Stansted

Tue 30/6

22:00-15:10

1 stop15h 10m

Thera Santorini

Mon 6/7

00:00-08:45

1 stop10h 45m

£134

LondonThera

LTN - JTR

LTNJTR

London Luton

Thu 9/7

14:45-23:05

1 stop6h 20m

Thera Santorini

Sat 18/7

22:45-08:30

1 stop11h 45m

£134

LondonThera

STN - JTR

STNJTR

London Stansted

Sun 6/9

16:45-22:30

Nonstop3h 45m

Thera Santorini

Tue 15/9

23:50-07:40

1 stop9h 50m

£145

LondonThera

LTN - JTR

LTNJTR

London Luton

Tue 30/6

21:50-18:35

2 stops18h 45m

Thera Santorini

Tue 7/7

08:20-04:55

2 stops22h 35m

£145

LondonThera

STN - JTR

STNJTR

London Stansted

Wed 22/7

09:00-14:45

Nonstop3h 45m

Thera Santorini

Wed 29/7

15:10-17:15

Nonstop4h 05m

£151

LondonThera

LTN - JTR

LTNJTR

London Luton

Thu 17/9

21:50-08:05

1 stop8h 15m

Thera Santorini

Mon 21/9

10:55-19:55

1 stop11h 00m

£152

Flights are sorted by cheapest return flights first.

Deals found on 19/5

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
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6

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

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 20 May 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London to Ios as you normally would.

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 20 May 2026.
Check out reviews from past customers who have flown with Jet2,Aegean Airlines, andRyanair 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
187 reviews
Check prices

Overall

8.2

Boarding

8.1

Entertainment

6.2

Crew

8.7

Comfort

7.7

Food

7.2

Reviews

1 / 18
10.0
Excellent

Irene,Feb 2026

ALC - EMA

I always fly with Jet 2...I have never had a bad flight with them. From arriving at the airport, to the checking in has been trouble free. My last flight I booked my seat, I dont normally if im travelling on my own, the plane was full so im pleased I did. The flight was smooth on take off and landing.
Jet2
8.2
Very Good
187 reviews
Jet2
8.2
Very Good
187 reviews
Check prices

Overall

8.2

Boarding

8.1

Entertainment

6.2

Crew

8.7

Comfort

7.7

Food

7.2

Reviews

1 / 18
10.0
Excellent

Irene,Feb 2026

ALC - EMA

I always fly with Jet 2...I have never had a bad flight with them. From arriving at the airport, to the checking in has been trouble free. My last flight I booked my seat, I dont normally if im travelling on my own, the plane was full so im pleased I did. The flight was smooth on take off and landing.
Aegean Airlines
8.1
Very Good
870 reviews
Jet2
8.2
Very Good
187 reviews
Check prices

Overall

8.2

Boarding

8.1

Entertainment

6.2

Crew

8.7

Comfort

7.7

Food

7.2

Reviews

1 / 18
10.0
Excellent

Irene,Feb 2026

ALC - EMA

I always fly with Jet 2...I have never had a bad flight with them. From arriving at the airport, to the checking in has been trouble free. My last flight I booked my seat, I dont normally if im travelling on my own, the plane was full so im pleased I did. The flight was smooth on take off and landing.
Ryanair
6.9
Okay
5,374 reviews
Jet2
8.2
Very Good
187 reviews
Check prices

Overall

8.2

Boarding

8.1

Entertainment

6.2

Crew

8.7

Comfort

7.7

Food

7.2

Reviews

1 / 18
10.0
Excellent

Irene,Feb 2026

ALC - EMA

I always fly with Jet 2...I have never had a bad flight with them. From arriving at the airport, to the checking in has been trouble free. My last flight I booked my seat, I dont normally if im travelling on my own, the plane was full so im pleased I did. The flight was smooth on take off and landing.
easyJet
6.9
Okay
1,903 reviews
Jet2
8.2
Very Good
187 reviews
Check prices

Overall

8.2

Boarding

8.1

Entertainment

6.2

Crew

8.7

Comfort

7.7

Food

7.2

Reviews

1 / 18
10.0
Excellent

Irene,Feb 2026

ALC - EMA

I always fly with Jet 2...I have never had a bad flight with them. From arriving at the airport, to the checking in has been trouble free. My last flight I booked my seat, I dont normally if im travelling on my own, the plane was full so im pleased I did. The flight was smooth on take off and landing.
British Airways
6.7
Okay
7,986 reviews
Jet2
8.2
Very Good
187 reviews
Check prices

Overall

8.2

Boarding

8.1

Entertainment

6.2

Crew

8.7

Comfort

7.7

Food

7.2

Reviews

1 / 18
10.0
Excellent

Irene,Feb 2026

ALC - EMA

I always fly with Jet 2...I have never had a bad flight with them. From arriving at the airport, to the checking in has been trouble free. My last flight I booked my seat, I dont normally if im travelling on my own, the plane was full so im pleased I did. The flight was smooth on take off and landing.

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 Ryanair and easyJet 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 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 (£76).

  • 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 £392 for a flight from London to Ios. The cheapest flight overall is £261 while the most popular route, (London Heathrow - Thera Santorini) is currently priced at £174.

  • 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 7 airlines flying from London to Ios

Discover the top 7 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 20 May 2026.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£60Average£169FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
easyJetCheapest£89Average£240FlexibilityNo cancel feeOn-time86%
Search easyJet flights
Aegean AirlinesCheapest£182Average£350FlexibilityNo cancel feeOn-time87%
Search Aegean Airlines flights
SWISSCheapest£184Average£222FlexibilityNo cancel feeOn-time79%
Search SWISS flights
British AirwaysCheapest£208Average£376FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapest£223Average£328FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air FranceCheapest£316Average£336FlexibilityNo cancel feeOn-time77%
Search Air France flights

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