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Cheap flights from Iceland to London Heathrow Airport from £57

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 27/1. Fares are subject to change and may not be available on all flights or dates of travel.
KEF — LHR
22 Dec — 29 Dec1
1 adult

Cheap flight deals from Iceland to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Iceland (IS0) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 17 December 2024.

Round-trip from

£114

One-way from

£57
Icelandair
  • Icelandair
  • 16/1-23/1
  • Nonstop
  • 6h 25m total
  • Iceland to London
Search Deals
Scandinavian Airlines
  • Scandinavian Airlines
  • 27/1
  • 1 total stop
  • 6h 25m total
  • Iceland to London
Search Deals

Find flight deals from Iceland to Heathrow

Cheapest flights from Iceland to Heathrow
Explore the most affordable flight options available from Iceland to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 December 2024.

Tue 24/1211:30KEF - LHR
1 stop10h 10mMultiple Airlines
Sat 4/120:40LHR - KEF
Nonstop3h 15mMultiple Airlines
Deal found 17/12£164
Tue 24/1211:30KEF - LHR
1 stop10h 10mScandinavian Airlines
Sat 4/110:20LHR - KEF
1 stop22h 15mScandinavian Airlines
Deal found 17/12£178
Sun 29/1216:20KEF - LHR
Nonstop3h 10mIcelandair
Tue 14/120:40LHR - KEF
Nonstop3h 15mIcelandair
Deal found 15/12£198
Sun 29/1218:20KEF - LHR
Nonstop3h 00mBritish Airways
Sun 12/113:45LHR - KEF
Nonstop3h 25mBritish Airways
Deal found 15/12£227
Tue 24/1214:55KEF - LHR
2 stops19h 30mLufthansa
Fri 3/120:15LHR - KEF
2 stops17h 05mLufthansa
Deal found 17/12£393
Sat 21/1214:20KEF - LHR
1 stop28h 55mSWISS
Tue 31/1208:55LHR - KEF
1 stop28h 25mSWISS
Deal found 17/12£393

Find flights from Iceland to Heathrow within your budget

Customise your flight search to find flights from Iceland to Heathrow 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 17 December 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ReykjavikLondon

KEF - LHR

KEFLHR

Reykjavik Keflavik Intl

Thu 16/1

16:20-19:30

Nonstop3h 10m

London Heathrow

Thu 23/1

20:40-23:55

Nonstop3h 15m

£114

ReykjavikLondon

KEF - LHR

KEFLHR

Reykjavik Keflavik Intl

Fri 17/1

18:45-21:45

Nonstop3h 00m

London Heathrow

Sun 26/1

07:20-10:40

Nonstop3h 20m

£121

ReykjavikLondon

KEF - LHR

KEFLHR

Reykjavik Keflavik Intl

Tue 14/1

11:30-17:40

1 stop6h 10m

London Heathrow

Tue 21/1

20:40-23:55

Nonstop3h 15m

£142

ReykjavikLondon

KEF - LHR

KEFLHR

Reykjavik Keflavik Intl

Thu 30/1

11:30-18:30

1 stop7h 00m

London Heathrow

Mon 3/2

21:05-10:40

2 stops13h 35m

£193

ReykjavikLondon

KEF - LHR

KEFLHR

Reykjavik Keflavik Intl

Fri 21/2

14:55-22:15

1 stop7h 20m

London Heathrow

Tue 25/2

07:30-13:55

1 stop6h 25m

£237

ReykjavikLondon

KEF - LHR

KEFLHR

Reykjavik Keflavik Intl

Mon 27/1

15:10-21:35

1 stop6h 25m

£57

ReykjavikLondon

KEF - LHR

KEFLHR

Reykjavik Keflavik Intl

Fri 7/3

18:45-21:45

Nonstop3h 00m

£64

ReykjavikLondon

KEF - LHR

KEFLHR

Reykjavik Keflavik Intl

Tue 11/2

15:15-20:25

1 stop5h 10m

£83

ReykjavikLondon

KEF - LHR

KEFLHR

Reykjavik Keflavik Intl

Wed 29/1

16:20-19:30

Nonstop3h 10m

£134

ReykjavikLondon

KEF - LHR

KEFLHR

Reykjavik Keflavik Intl

Fri 21/3

01:15-08:20

1 stop7h 05m

£135

Flights are sorted by cheapest return flights first.

Deals found on 16/12

Showing 1-10 of 14 results
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Best time to book a flight from Iceland to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Iceland 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.

Travel insights for flights from Iceland to Heathrow

Get recent, data-driven insights about flights from Iceland to Heathrow including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Iceland to London Heathrow Airport?

Currently, January is the cheapest month in which you can book a flight from Iceland to London Heathrow Airport (average of £112). Flying from Iceland to London Heathrow Airport in July is currently the most expensive (average of £160). 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 IS to LHR?

Find hourly flight availability from Iceland to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 December 2024.

When flying from Iceland to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Iceland to London Heathrow Airport

Explore weekly flight availability from Iceland to Heathrow. 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 17 December 2024.

The most flights from IS0 to LHR are scheduled on a Monday (10 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (5 on average).

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated 17 December 2024.
Read reviews from past customers who have flown British Airways, Scandinavian Airlines and Lufthansa from Iceland to London. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
LOT
7.6
Good
1,133 reviews
Check prices

Crew

8.1

Overall

7.6

Food

7.2

Entertainment

7.0

Comfort

7.5

Boarding

7.6

Reviews

1 / 10

The arrival customs declaration form into Honolulu could have been in English, instead of Spanish. .

LOT
7.6
Good
1,133 reviews
LOT
7.6
Good
1,133 reviews
Check prices

Crew

8.1

Overall

7.6

Food

7.2

Entertainment

7.0

Comfort

7.5

Boarding

7.6

Reviews

1 / 10

The arrival customs declaration form into Honolulu could have been in English, instead of Spanish. .

SWISS
7.6
Good
1,607 reviews
LOT
7.6
Good
1,133 reviews
Check prices

Crew

8.1

Overall

7.6

Food

7.2

Entertainment

7.0

Comfort

7.5

Boarding

7.6

Reviews

1 / 10

The arrival customs declaration form into Honolulu could have been in English, instead of Spanish. .

Austrian Airlines
7.6
Good
788 reviews
LOT
7.6
Good
1,133 reviews
Check prices

Crew

8.1

Overall

7.6

Food

7.2

Entertainment

7.0

Comfort

7.5

Boarding

7.6

Reviews

1 / 10

The arrival customs declaration form into Honolulu could have been in English, instead of Spanish. .

Scandinavian Airlines
7.3
Good
1,308 reviews
LOT
7.6
Good
1,133 reviews
Check prices

Crew

8.1

Overall

7.6

Food

7.2

Entertainment

7.0

Comfort

7.5

Boarding

7.6

Reviews

1 / 10

The arrival customs declaration form into Honolulu could have been in English, instead of Spanish. .

Icelandair
7.1
Good
515 reviews
LOT
7.6
Good
1,133 reviews
Check prices

Crew

8.1

Overall

7.6

Food

7.2

Entertainment

7.0

Comfort

7.5

Boarding

7.6

Reviews

1 / 10

The arrival customs declaration form into Honolulu could have been in English, instead of Spanish. .

Related info for your journey

Find useful and relevant information for your journey from Iceland to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Iceland to London Heathrow Airport one-way?

    For one-way options, check prices for Scandinavian Airlines. According to our data, you can fly for as low as £57. Users have also found prices from £64 and £134 on British Airways and Icelandair, respectively.

  • What are the most reliable airlines from Iceland to London Heathrow Airport?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Iceland to London Heathrow Airport on time: Turkish Airlines (93%), American Airlines (89%), Icelandair (87%).

  • What are the cheapest flights from Iceland to London Heathrow Airport?

    The cheapest flight price from Iceland to London Heathrow Airport is £72. On average you can expect to pay £153. The most popular route, (Reykjavik Keflavik Intl - London Heathrow), can usually be booked for £115.

  • Can I find deals for flights from Iceland to Heathrow that include hotel bookings?

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

  • How can I find direct flights from Iceland to Heathrow?

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

  • Can I find deals for business class flights from Iceland to Heathrow?

    Yes. Cheapflights offers flight deals from Iceland to Heathrow 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 Iceland to London Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from Iceland to London Heathrow Airport (average of £112). Flying from Iceland to London Heathrow Airport in July is currently the most expensive (average of £160). 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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How does Cheapflights help users find flights from Iceland to Heathrow?

Cheapflights makes it easy to find Iceland to Heathrow flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Iceland to Heathrow?

Cheapflights simply makes it quick and affordable to book flights from Iceland to Heathrow by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Iceland to Heathrow with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Iceland to Heathrow, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Iceland to Heathrow become cheaper?

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

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