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British Airways flights from London Heathrow Airport to Reykjavik Keflavik Intl Airport (LHR - KEF)

LHR — KEF
14 May — 21 May1
1 adult

Cheapflights users flying from London to Reykjavik on British Airways typically fly into Reykjavik Keflavik Intl and depart from London Heathrow. Select your dates above for pricing.

British Airways flights from Heathrow to Keflavik Intl in 2025

Find detailed information about British Airways flights from Heathrow to Keflavik Intl. Explore the options provided by British Airways to plan your journey from Heathrow to Keflavik Intl. Data last updated 9 May 2025.

Popular in

July

Cheapest in

January

Average price (all airlines)

HK$1,974
Highest demand for flights from London Heathrow to Reykjavik Keflavik Intl; 21% potential price increase.
Best time to find cheap flights from London Heathrow to Reykjavik Keflavik Intl; 4% potential price drop.
Average price for all London Heathrow to Reykjavik Keflavik Intl flights (one-way and round-trip).
  • How do most travelers feel about British Airways?

    Cheapflights users who travel with British Airways (a popular airline from London Heathrow Airport to Reykjavik Keflavik Intl Airport) have rated them a 6.6/10. This rating comes from 6,875 reviews. If you are looking to travel LHR-KEF, search your dates above.

Travel insights for British Airways flights from Heathrow to Keflavik Intl

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

How far ahead should I book a flight from London Heathrow Airport to Reykjavik Keflavik Intl Airport with British Airways?

Use this chart to determine the optimal time to book a return flight from Heathrow to Keflavik Intl. Price data was last updated on 2 May 2025.

Booking with British Airways 69 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Heathrow Airport to Reykjavik Keflavik Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from London Heathrow Airport to Reykjavik Keflavik Intl Airport with British Airways?

Currently, the most affordable month to book a British Airways flight from London Heathrow Airport to Reykjavik Keflavik Intl Airport in October, with an average price of HK$909. Conversely, traveling with British Airways from London Heathrow Airport to Reykjavik Keflavik Intl Airport in April will be the most expensive, with an average cost of HK$1,818. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

Rainfall in Keflavik Intl by month

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

In terms of precipitation, rainfall in Reykjavik Keflavik Intl Airport ranges from 40.0 - 80.0 inches per month. January is typically the wettest month, when rainfall can reach 80.0 mm. May is typically the driest time to visit Reykjavik Keflavik Intl Airport when rainfall is around 40.0 mm.

Temperature in Keflavik Intl by month

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

If weather is an important factor for your trip to Reykjavik Keflavik Intl 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 11.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 0.0 C).

Best time to book a flight from Heathrow to Keflavik Intl

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

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Other British Airways flights from Heathrow

Browse through other British Airways flights departing from Heathrow. Flight routes are based on user searches made on Cheapflights and were last updated on 9 May 2025.

See what others are saying about British Airways

Read reviews and see what other travellers are saying about their experiences with British Airways. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing British Airways for your next flight. Reviews last updated 9 May 2025.
British Airways
6.6
Okay
6,875 reviews
Overview

Comfort

6.7

Food

6.3

Crew

7.6

Entertainment

6.4

Boarding

6.8

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