- Must visit
Viking World
Museum with a full-scale Viking ship replica, Norse exhibitions, and a reconstructed stave church near the airport.
The best way to find a cheap flight ticket from London to Keflavik is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from London to Keflavik will cost around $465 if you buy it on the day, but the cheapest tickets can be found for only $88.
On Thu, Nov 05, we found 14 flights from London to Keflavik, including 6 direct services.
On Thu, Nov 05 the direct flights cover the 1904 km distance in an average of 3 h 11 m but if you time it right, some flights will get you there in just 3 h .
On Thu, Nov 05 the longest flights will take 3 h 15 m and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.
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Flights from London to Keflavik depart on average 10 times per day, taking around 4h 46m. Cheap flight tickets for this journey start at $35 if you book in advance.
There are 6 flights per day. The earliest flight runs at 00:10, the last at 21:25. The fastest flight covers the 1183 miles (1904 km) distance in 3h 0m. January is the cheapest month to fly.
Distance 1183 miles (1904 km) |
Average flight duration 4h 46m |
Cheapest ticket price $35 |
Flights per day 10 |
Direct flights 6 |
Fastest flight 3h 0m |
First flight 12:10 AM |
Last flight 9:25 PM |
Cheapest Month Jan |
Cheapest Day Sun |
High Season Jan - Mar |
Low Season Jul - Sep |
Busiest Day Mon |
Least Busy Day Fri |
Best time to book 21 days |
Use these quick route answers to check fares, travel time, departure options, and direct services before booking from London to Keflavik.
The table below shows live departures for London to Keflavik flights for today, Wednesday, November 4. You can also manually refresh the results below to see updated flight journeys.
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
BA800 | 7:35 AM London Heathrow Airport | 3h15 | 10:50 AM Reykjavik Keflavik International Airport | 0 transfersDirect | |
U22643 | 8:00 AM London Luton Airport | 3h10 | 11:10 AM Reykjavik Keflavik International Airport | 0 transfersDirect | |
U28845 | 8:20 AM London Gatwick Airport | 3h30 | 11:50 AM Reykjavik Keflavik International Airport | 0 transfersDirect | |
FI471 | 11:55 AM London Gatwick Airport | 3h20 | 3:15 PM Reykjavik Keflavik International Airport | 0 transfersDirect | |
FI451 | 12:15 PM London Heathrow Airport | 3h15 | 3:30 PM Reykjavik Keflavik International Airport | 0 transfersDirect | |
LX339+ LH2375+ LH4554 | 8:05 PM London Heathrow Airport | 18h15 | 2:20 PM Reykjavik Keflavik International Airport | 2 transfers | |
LX339+ LH2375+ 4Y1330 | 8:05 PM London Heathrow Airport | 18h15 | 2:20 PM Reykjavik Keflavik International Airport | 2 transfers | |
LX339+ LH2367+ 4Y1330 | 8:05 PM London Heathrow Airport | 18h15 | 2:20 PM Reykjavik Keflavik International Airport | 2 transfers | |
LX339+ LH2367+ LH4554 | 8:05 PM London Heathrow Airport | 18h15 | 2:20 PM Reykjavik Keflavik International Airport | 2 transfers | |
LH4201+ LH103+ 4Y1358 | 8:15 PM London Heathrow Airport | 42h10 | 2:25 PM Reykjavik Keflavik International Airport | 2 transfers | |
LH4201+ LH4554 | 8:15 PM London Heathrow Airport | 18h05 | 2:20 PM Reykjavik Keflavik International Airport | 1 transfer | |
LH4201+ 4Y1330 | 8:15 PM London Heathrow Airport | 18h05 | 2:20 PM Reykjavik Keflavik International Airport | 1 transfer | |
LH4201+ LH99+ LH4290 | 8:15 PM London Heathrow Airport | 42h10 | 2:25 PM Reykjavik Keflavik International Airport | 2 transfers | |
LH4201+ LH107+ LH4290 | 8:15 PM London Heathrow Airport | 42h10 | 2:25 PM Reykjavik Keflavik International Airport | 2 transfers | |
LH4201+ LH103+ LH4290 | 8:15 PM London Heathrow Airport | 42h10 | 2:25 PM Reykjavik Keflavik International Airport | 2 transfers | |
LH4201+ LH99+ 4Y1358 | 8:15 PM London Heathrow Airport | 42h10 | 2:25 PM Reykjavik Keflavik International Airport | 2 transfers | |
LH4201+ LH107+ 4Y1358 | 8:15 PM London Heathrow Airport | 42h10 | 2:25 PM Reykjavik Keflavik International Airport | 2 transfers | |
FI455 | 8:35 PM London Heathrow Airport | 3h15 | 11:50 PM Reykjavik Keflavik International Airport | 0 transfersDirect | |
This is the last flight of the day. | |||||
Find all the dates and times for this journey
Review the details behind your booking, from operators and ticket rules to luggage, onboard amenities, accessibility, and route-specific travel policies.
Discover the best of Keflavik — top attractions, local food, transport tips, budget advice, and currency essentials. Plan your perfect Keflavik trip today.
Museum with a full-scale Viking ship replica, Norse exhibitions, and a reconstructed stave church near the airport.
Main local museum complex covering Keflavík’s maritime past, art, and cultural history in restored harbor buildings.
Museum documenting Icelandic rock and pop history with memorabilia, recordings, and interactive exhibits tied to local music culture.
Historic harbor district with museums, sea views, public art, and some of the best walking routes for first-time visitors.
Open geothermal coast with lighthouse, cliffs, and volcanic landscapes. One of the Reykjanes peninsula’s signature excursion areas.
Central street lined with shops and services, useful for a short local stroll and a feel for everyday life in Keflavík.
Plokkfiskur is a comforting fish stew of poached white fish, potatoes, onion and creamy sauce, long a staple in Icelandic homes and cafés.
Lobster soup, often made with Icelandic langoustine, is rich, creamy and popular on the Reykjanes coast for its sweet shellfish flavor.
Harðfiskur is wind-dried fish, usually cod or haddock, eaten as a protein-rich snack, often with butter. It is a classic everyday Icelandic food.
Established seafood restaurant by the marina serving fresh fish, langoustine and Icelandic classics in a bright, welcoming setting.
Popular casual restaurant near the harbor, known for hearty lobster soup, fish dishes and a relaxed local atmosphere.
Refined restaurant at Hotel Keflavik with a long reputation for quality seafood, tasting menus and polished service.
Very costly for tourists; hotels, dining, and airport transit are pricier than most European destinations.
Tipping is not expected. Service is included; round up only for excellent service. No tip is needed in cafes or taxis.
Official public transport app
Keflavík International Airport -> Keflavík Town Center
Get destination-focused answers for the end of your trip, including what to do, when to go, practical entry details, and tips for making the most of your time in Keflavik.
Find answers to the most common questions about traveling from London to Keflavik by flight. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest flight, the cheapest option, or tips for making the most of your visit at Keflavik, this guide helps you travel smarter and with confidence.

Most London to Keflavik flights use the London Heathrow Airport to airport pair. Use this guide to compare London and Keflavik airports on this route, check city-centre transport, alongside checking practicalities like airport facilities and services.
London Heathrow Airport is 23 km from London city centre. Public transport options include:
London Heathrow Airport has practical services for this route, including Wifi, Shopping, Parking, ATM, Taxis, Accessibility, WC, Shower, Lounge, and Lost and Found Office.
Free Wi-Fi available throughout the airport for up to 4 hours. ATMs are located in all terminals, offering multiple currencies.
Lost and found is available at the station.
Available at London Heathrow Airport: Parking, Taxis, WC.
Accessibility facilities are available at London Heathrow Airport: Assistance.
London Gatwick Airport is 1 km from London city centre. Public transport options include:
London Gatwick Airport has practical services for this route, including Wifi, Shopping, Parking, ATM, Taxis, Accessibility, WC, Shower, Lounge, and Lost and Found Office.
Free Wi-Fi available throughout the airport for 90 minutes. ATMs are located in both terminals, offering multiple currencies.
Lost and found is available at the station.
Available at London Gatwick Airport: Parking, Taxis, WC.
Accessibility facilities are available at London Gatwick Airport: Assistance.
London Luton Airport is 2 km from London city centre. Public transport options include:
London Luton Airport has practical services for this route, including Wifi, Shopping, Parking, ATM, Taxis, Accessibility, WC, Shower, Lounge, and Lost and Found Office.
Free Wi-Fi available throughout the airport. ATMs are located in the terminal.
Lost and found is available at the station.
Available at London Luton Airport: Parking, Taxis, WC.
Accessibility facilities are available at London Luton Airport: Assistance.
Here are some other resources that might have the information you need