Question 1

What is the cheapest London Heathrow to Iceland flight route?

Accepted Answer

Fly from London Heathrow to Reykjavik Keflavik Intl for the best London Heathrow - Iceland flight prices

Question 2

What is the most punctual flight time for London to Iceland flights?

Accepted Answer

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

Question 3

What cabin class options are available on London Heathrow to Iceland flights?

Accepted Answer

There are 3 cabin classes available to choose from on London Heathrow to Iceland flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Question 4

What is the cheapest month to fly to Iceland?

Accepted Answer

The cheapest month to fly to Iceland from London Heathrow Airport is in January. Flight prices, which tend to average around £152, are often lower during this time because this is during the off-season. If you don’t want to visit Iceland in January, then you should wait until November to fly from London Heathrow Airport, when ticket prices are also cheap, with an average price of £171.

Question 5

How often are flights from London to Iceland delayed?

Accepted Answer

Historically, on average around 10% of flights between London and Iceland have experienced a delay on any given week. The average delay length over the past 12 months has been 117 minutes.

Question 6

How many flights depart from London Heathrow Airport to Iceland on average per week?

Accepted Answer

As of December 2025, 60 flights take off from London Heathrow Airport and land in Iceland each week. The most common flight departure day for this route is Mon, with 20% of weekly flights taking off on this day.

Question 7

How many flights depart from London Heathrow Airport to Iceland on average per day?

Accepted Answer

8 flights are operational daily from London Heathrow Airport to Iceland as of December 2025. The most popular departure time for this route is 20:00, with 48% of flights per day taking off in the evening.

Question 8

What is the cheapest airline that flies from London Heathrow to Iceland?

Accepted Answer

Icelandair and British Airways are the most popular carriers operating from London Heathrow to Iceland

Question 9

What is the cheapest day to depart on your flight to Iceland?

Accepted Answer

The cheapest day to depart from London Heathrow Airport to Iceland is on a Sunday when prices can be found for as low as £425. Flights from London Heathrow Airport to Iceland on a Wednesday will generally be more expensive and average around £457. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Question 10

How far in advance should I book a flight to Iceland?

Accepted Answer

You are more likely to see cheaper flights to Iceland from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Iceland for around £214 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Iceland from London Heathrow Airport for as low as £185 on momondo.

Question 11

Can stopping save me money on London Heathrow Airport to Iceland flights?

Accepted Answer

No. A direct flight is the cheapest option for a flight between London Heathrow Airport to Iceland.

Question 12

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Monday is statistically the day of the week that experiences the fewest delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

Question 13

Which airlines fly to Iceland?

Accepted Answer

Icelandair, British Airways and Scandinavian Airlines are the top three most popular airlines that fly to Iceland from London Heathrow Airport according to our data. Icelandair is the first choice among our users, with 61% of people opting to fly with this airline when travelling to Iceland. Keep in mind that there are 3 different airlines that fly to Iceland on a routine basis, so you have a few additional options to choose from.

Question 14

What is the cheapest time of day to depart on your flight to Iceland?

Accepted Answer

Our most recent data shows that the best time of day to fly to Iceland is in the afternoon. Flights from London Heathrow Airport to Iceland during this time can be as low as £162. At midday is when there is more demand to fly to Iceland, so prices are often more expensive at around £524 per ticket.

Question 15

Which airline has the best punctuality record on London to Iceland flights?

Accepted Answer

According to our data, British Airways have had the fewest delays on this route over the last 12 months, with about 7% of their flights experiencing any sort of delay.

Question 16

When did momondo last update prices for flights from London Heathrow Airport to Iceland?

Accepted Answer

Prices for flights from London Heathrow Airport to Iceland are refreshed on a daily basis.

Question 17

How many operators does momondo search for flights from London Heathrow Airport to Iceland?

Accepted Answer

The number of operators available for flights from London Heathrow Airport to Iceland is 3 as of December 2025.

Question 18

How old do you have to be to fly from London Heathrow Airport to Iceland?

Accepted Answer

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Heathrow Airport to Iceland.

Question 19

What documentation or ID do you need to fly to Iceland?

Accepted Answer

The required travel and health documents for your Iceland trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Iceland. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best price found	£425
Fastest flight time	3h 05m
Direct flights	Every day
Airports in Iceland	1 airport

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom £117	Free Cancellation	Rating 6.7 7,573 reviews	Search British Airways flights
Icelandair	PriceFrom £123	Free Cancellation	Rating 7.0 588 reviews	Search Icelandair flights
Scandinavian Airlines	PriceFrom £136	Free Cancellation	Rating 7.4 1,603 reviews	Search Scandinavian Airlines flights

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How to get the cheapest flight ticket from London Heathrow Airport to Iceland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Iceland?

What is the cheapest day to depart on your flight to Iceland?

What is the cheapest time of day to depart on your flight to Iceland?

What is the cheapest London Heathrow to Iceland flight route?

Fly from London Heathrow to Reykjavik Keflavik Intl for the best London Heathrow - Iceland flight prices

How far in advance should I book a flight to Iceland?

What cabin class options are available on London Heathrow to Iceland flights?

There are 3 cabin classes available to choose from on London Heathrow to Iceland flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London Heathrow Airport to Iceland flights?

No. A direct flight is the cheapest option for a flight between London Heathrow Airport to Iceland.

What is the cheapest airline that flies from London Heathrow to Iceland?

Icelandair and British Airways are the most popular carriers operating from London Heathrow to Iceland

Which airlines fly to Iceland?

How often are flights from London to Iceland delayed?

Historically, on average around 10% of flights between London and Iceland have experienced a delay on any given week. The average delay length over the past 12 months has been 117 minutes.

What is the most punctual flight time for London to Iceland flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Monday is statistically the day of the week that experiences the fewest delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on London to Iceland flights?

According to our data, British Airways have had the fewest delays on this route over the last 12 months, with about 7% of their flights experiencing any sort of delay.

How many flights depart from London Heathrow Airport to Iceland on average per day?

8 flights are operational daily from London Heathrow Airport to Iceland as of December 2025. The most popular departure time for this route is 20:00, with 48% of flights per day taking off in the evening.

How many flights depart from London Heathrow Airport to Iceland on average per week?

As of December 2025, 60 flights take off from London Heathrow Airport and land in Iceland each week. The most common flight departure day for this route is Mon, with 20% of weekly flights taking off on this day.

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When did momondo last update prices for flights from London Heathrow Airport to Iceland?

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What documentation or ID do you need to fly to Iceland?

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