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Cheap flights from London Heathrow Airport to Reykjavik from £147

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

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 Reykjavik?

If you aren’t able to travel during the month of January, then book flights to Reykjavik from London Heathrow Airport during March instead. Flights to Reykjavik in March, while not as cheap as those in January, still average around £157.

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

On average, the least expensive day to fly to Reykjavik from London Heathrow Airport is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as £332. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from London Heathrow Airport to Reykjavik for around £378.

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

Our most recent data shows that the best time of day to fly to Reykjavik is in the morning. Flights from London Heathrow Airport to Reykjavik during this time can be as low as £319. If you have a flexible travel schedule, then try to avoid flying at midday when prices are £502 on average. Flights to Reykjavik from London Heathrow Airport at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest London Heathrow to Reykjavik flight route?

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

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

You are more likely to see cheaper flights to Reykjavik from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Reykjavik for around £205 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Reykjavik from London Heathrow Airport for as low as £169 on momondo.

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

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

How have London Heathrow Airport to Reykjavik flight prices changed over time?

As of July 2025, prices for London Heathrow Airport to Reykjavik flights are approximately 14% more expensive when compared to flights at the same time last year.

When to book flights from London Heathrow Airport to Reykjavik

Are you open to changing your travel dates? Check out the ideal times to fly from London Heathrow Airport to Reykjavik according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London Heathrow Airport to Reykjavik (LHR to REK) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Reykjavik

Direct flights

None
There are no direct flights from London Heathrow Airport to Reykjavik. There are no popular flight routes from London Heathrow Airport to Reykjavik.

  • How far is London Heathrow to Reykjavik by plane?

    The straight-line distance from London Heathrow to Reykjavik is 1167.7 mi.

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

    Prices for flights from London Heathrow Airport to Reykjavik are updated daily.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Heathrow Airport to Reykjavik.

  • What documentation or ID do you need to fly to Reykjavik?

    The travel and health documents required for your trip to Reykjavik can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Reykjavik. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from London Heathrow Airport to Reykjavik?

  • What is the most popular airline from London Heathrow Airport to Reykjavik?


Best airlines flying from London Heathrow Airport to Reykjavik

Compare and see reviews for airlines that fly from London Heathrow Airport to Reykjavik with momondo
Airline
Rating
Free Cancellation
Price
PLAYPriceFrom £83Free CancellationRating
7.0
102 reviews
Search PLAY flights
British AirwaysPriceFrom £113Free CancellationRating
6.6
7,089 reviews
Search British Airways flights
Scandinavian AirlinesPriceFrom £133Free CancellationRating
7.3
1,415 reviews
Search Scandinavian Airlines flights
IcelandairPriceFrom £134Free CancellationRating
7.0
514 reviews
Search Icelandair flights
  • Icelandair Flights From London Heathrow Airport to Reykjavik

    The lowest priced Icelandair flight from London Heathrow Airport to Reykjavik from the last 72 hours was £183. Generally, Icelandair has 14 flights on this route every week with an average price of £306. Icelandair is rated 7.0/10 by our users.

  • British Airways Flights From London Heathrow Airport to Reykjavik

    Another popular option for London Heathrow Airport to Reykjavik flights is British Airways (6.6/10, 7,089 ratings). British Airways flies from London Heathrow Airport to Reykjavik around 2 times per week, with deals starting from £154 round-trip and rising to an average price of around £262.


Travelling to a place near Reykjavik?

Book flights to Reykjavik if you plan to visit one of these locations
Selfoss
Hveragerdi
Kopavogur
Borgarnes
Hella

Why use momondo?

Why should I use momondo to find a flight deal from London to Reykjavik?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Reykjavik from London.

Can I find flights from London to Reykjavik with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Reykjavik from London with this policy.

How can momondo help me find flights from London to Reykjavik?

Once you have performed a search for London to Reykjavik flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from London to Reykjavik right now. Can momondo alert me if prices change?

Yes. momondo can track prices for London to Reykjavik flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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Fly into one of these airports located in Reykjavik

Airports listed have a maximum distance of 23.0 mi from Reykjavik