Cheap flights from London to Iceland from £79
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 15/8. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from London to Iceland
Keep the following information in mind while searching for London to Iceland flight deals. Data was last updated 1 July 2025.
Round-trip from | £159 |
---|---|
One-way from | £79 |
Popular in | July |
Cheapest in | January |
Average price | £227 |
Good round-trip deal | £64 or less |
Good one-way deal | £42 or less |
Find flight deals from London to Iceland
Cheapest flights from London to IcelandExplore the most affordable flight options available from London to Iceland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 July 2025.
Explore the most affordable flight options available from London to Iceland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 July 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from London to Iceland 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 1 July 2025.
Use the filters below to find and compare flights from London to Iceland that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
LondonReykjavik
LTN - KEF
LTNKEF
London Luton
Sun 21/9
06:50-08:55
Nonstop3h 05m
Reykjavik Keflavik Intl
Sun 5/10
09:35-13:35
Nonstop3h 00m
LondonReykjavik
LHR - KEF
LHRKEF
London Heathrow
Tue 9/9
21:25-23:35
Nonstop3h 10m
Reykjavik Keflavik Intl
Wed 15/10
07:40-11:55
Nonstop3h 15m
LondonReykjavik
LGW - KEF
LGWKEF
London Gatwick
Wed 22/10
13:55-22:50
1 stop9h 55m
Reykjavik Keflavik Intl
Wed 29/10
18:05-21:15
Nonstop3h 10m
LondonReykjavik
STN - KEF
STNKEF
London Stansted
Fri 15/8
11:40-13:45
Nonstop3h 05m
Reykjavik Keflavik Intl
Fri 22/8
06:40-10:40
Nonstop3h 00m
LondonReykjavik
LHR - KEF
LHRKEF
London Heathrow
Mon 17/11
19:30-10:45
1 stop15h 15m
Reykjavik Keflavik Intl
Fri 21/11
11:30-17:40
1 stop6h 10m
LondonReykjavik
LHR - KEF
LHRKEF
London Heathrow
Mon 3/11
07:35-10:55
Nonstop3h 20m
Reykjavik Keflavik Intl
Fri 7/11
11:30-17:40
1 stop6h 10m
LondonReykjavik
LGW - KEF
LGWKEF
London Gatwick
Wed 10/12
08:25-16:50
1 stop8h 25m
Reykjavik Keflavik Intl
Wed 17/12
17:40-08:45
1 stop15h 05m
LondonReykjavik
STN - KEF
STNKEF
London Stansted
Wed 20/8
18:45-07:50
1 stop14h 05m
Reykjavik Keflavik Intl
Wed 27/8
08:05-19:55
1 stop10h 50m
LondonReykjavik
LGW - KEF
LGWKEF
London Gatwick
Wed 24/9
09:00-18:15
1 stop34h 15m
Reykjavik Keflavik Intl
Sun 28/9
18:55-08:15
1 stop12h 20m
LondonReykjavik
LTN - KEF
LTNKEF
London Luton
Sun 21/9
09:45-15:50
1 stop7h 05m
Reykjavik Keflavik Intl
Wed 24/9
09:00-13:00
Nonstop3h 00m
Best time to book a flight from London to Iceland
Have a flexible travel schedule? Discover the best time to fly to Iceland from London with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from London to Iceland
What is the cheapest month to book a flight from London to Iceland?
Currently, January is the cheapest month in which you can book a flight from London to Iceland (average of £75). Flying from London to Iceland in July is currently the most expensive (average of £289). 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 IS?
Find hourly flight availability from London to Iceland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 1 July 2025.
When flying from London to Iceland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
What is the cheapest day to fly from London to Iceland?
Use this chart to determine the cheapest time to fly return from London to Iceland. Price data was last updated on 16 December 2024.
Travellers seeking maximum savings on their London to Iceland flight should consider departing on Tuesday mornings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from London to Iceland
Explore weekly flight availability from London to Iceland. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 1 July 2025.
The most flights from LON to IS0 are scheduled on a Sunday (15 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (5 on average).
Reviews of airlines servicing Iceland
Get insights into the airlines that provide service to Iceland. 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 Iceland. Reviews last updated 1 July 2025.
Get a feel of what it's like to fly with KLM, Norwegian, andLOT from London to Iceland by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
Boarding
Entertainment
Crew
Overall
Food
Reviews
Anonymous,Jun 2025
AMS - BOS
Comfort
Boarding
Entertainment
Crew
Overall
Food
Reviews
Anonymous,Jun 2025
AMS - BOS
Comfort
Boarding
Entertainment
Crew
Overall
Food
Reviews
Anonymous,Jun 2025
AMS - BOS
Comfort
Boarding
Entertainment
Crew
Overall
Food
Reviews
Anonymous,Jun 2025
AMS - BOS
Comfort
Boarding
Entertainment
Crew
Overall
Food
Reviews
Anonymous,Jun 2025
AMS - BOS
Comfort
Boarding
Entertainment
Crew
Overall
Food
Reviews
Anonymous,Jun 2025
AMS - BOS
Related info for your journey
Find useful and relevant information for your journey from London to Iceland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for London to Iceland
See prices for flight routes from nearby airports that may be better suited for you.
Top 5 airlines flying from London to Iceland
Discover the top 5 airlines that operate flights from London to Iceland. 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 1 July 2025.
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 Iceland?
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 Iceland from London today with Cheapflights!
Why should you use Cheapflights to find cheap flight tickets from London to Iceland?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from London to Iceland for you. Better yet — we are completely free to use.
Can Cheapflights find flights from London to Iceland with no change fees?
Yes! Cheapflights helps users easily find flights from London to Iceland with no change fees.
Can Cheapflights notify me if prices for flights from London to Iceland become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Iceland from London today and book when prices fit your budget.