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$176+ Cheap flights from Reykjavik (REK) to Heathrow (LHR)

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 8/7. Fares are subject to change and may not be available on all flights or dates of travel.
REK — LHR
Aug 24 — Aug 311
Mon 8/24
Mon 8/31
1 adult, Economy
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Cheap flight deals from Reykjavik to Heathrow

Cheapest flights from Reykjavik to Heathrow
Explore the most affordable flight options available from Reykjavik to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 25, 2026.

This Gotogate deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1311:35 am
KEF
-
LHR
1 stop22h 00m
Multiple Airlines
Sun 11/228:35 pm
LHR
-
KEF
Nonstop3h 15m
Multiple Airlines
Deal found 7/24$224
This KLM deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/102:45 pm
KEF
-
LHR
1 stop18h 15m
KLM
Mon 11/168:25 pm
LHR
-
KEF
1 stop17h 20m
KLM
Deal found 7/22$241
This KLM deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/192:45 pm
KEF
-
LHR
1 stop16h 55m
KLM
Sun 11/226:30 am
LHR
-
KEF
1 stop7h 15m
KLM
Deal found 7/21$242
This Mytrip deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/206:05 pm
KEF
-
LHR
1 stop21h 55m
Scandinavian Airlines
Thu 11/267:50 pm
LHR
-
KEF
1 stop15h 00m
Scandinavian Airlines
Deal found 7/24$252
This Booking.com deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/96:00 pm
KEF
-
LHR
1 stop14h 20m
Scandinavian Airlines
Thu 8/137:05 am
LHR
-
KEF
1 stop11h 30m
Scandinavian Airlines
Deal found 7/23$254
This KLM deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/172:45 pm
KEF
-
LHR
1 stop6h 05m
KLM
Sun 11/226:30 am
LHR
-
KEF
1 stop7h 15m
KLM
Deal found 7/21$257
This Travelocity deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/206:05 pm
KEF
-
LHR
1 stop15h 15m
Multiple Airlines
Sun 11/297:20 am
LHR
-
KEF
Nonstop3h 20m
Multiple Airlines
Deal found 7/21$259
This British Airways deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/214:05 pm
KEF
-
LHR
Nonstop3h 00m
British Airways
Wed 11/257:30 am
LHR
-
KEF
Nonstop3h 20m
British Airways
Deal found 7/21$263
This Trip.com deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:05 pm
KEF
-
LHR
1 stop27h 35m
Scandinavian Airlines
Thu 8/206:40 am
LHR
-
KEF
1 stop26h 00m
Scandinavian Airlines
Deal found 7/21$264
This Mytrip deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/810:30 am
KEF
-
LHR
1 stop21h 50m
Scandinavian Airlines
Wed 8/127:30 pm
LHR
-
KEF
1 stop13h 30m
Scandinavian Airlines
Deal found 7/23$270

Find flight deals from Reykjavik to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Reykjavik (REK) 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 July 25, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$224
(Gotogate)

One-way from

$176
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$373

Good round-trip deal

$609 or less

Good one-way deal

$266 or less
Provider with most accurate pricing for Reykjavik (REK)-London Heathrow flight deals.
Search Deals
Provider most trusted by Cheapflights users for Reykjavik (REK)-London Heathrow flights.
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From Reykjavik (REK) to London Heathrow
Search Deals
One-way flight from Reykjavik (REK) to London Heathrow
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($80 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Reykjavik (REK) to London Heathrow.
Search Deals
Price to beat on a one-way flight from Reykjavik (REK) to London Heathrow.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Reykjavik 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 2,558,603 searches. Data last updated July 25, 2026.
Use the filters below to find and compare flights from Reykjavik to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ReykjavikLondon

KEF - LHR

KEFLHR

Reykjavik Keflavik Intl

Wed 8/5

5:35 pm-9:20 am

1 stop14h 45m

London Heathrow

Wed 8/12

5:00 pm-8:00 am

1 stop16h 00m

$281

ReykjavikLondon

KEF - LHR

KEFLHR

Reykjavik Keflavik Intl

Wed 9/23

8:00 pm-9:00 am

1 stop12h 00m

London Heathrow

Sun 9/27

8:55 pm-7:50 am

1 stop11h 55m

$283

ReykjavikLondon

KEF - LHR

KEFLHR

Reykjavik Keflavik Intl

Fri 11/20

11:35 am-8:50 pm

2 stops9h 15m

London Heathrow

Sun 11/29

6:30 am-1:45 pm

1 stop7h 15m

$331

ReykjavikLondon

KEF - LHR

KEFLHR

Reykjavik Keflavik Intl

Fri 11/13

2:45 pm-8:50 pm

1 stop6h 05m

London Heathrow

Sun 11/22

6:30 am-1:45 pm

1 stop7h 15m

$345

ReykjavikLondon

KEF - LHR

KEFLHR

Reykjavik Keflavik Intl

Fri 11/20

11:35 am-8:50 pm

2 stops9h 15m

London Heathrow

Thu 11/26

6:30 am-1:45 pm

1 stop7h 15m

$345

ReykjavikLondon

KEF - LHR

KEFLHR

Reykjavik Keflavik Intl

Wed 11/11

11:30 am-8:50 pm

2 stops9h 20m

London Heathrow

Mon 11/23

8:25 pm-1:45 pm

1 stop17h 20m

$361
Quickest round-trip

ReykjavikLondon

KEF - LHR

KEFLHR

Reykjavik Keflavik Intl

Mon 9/7

4:10 pm-8:20 pm

Nonstop3h 10m

London Heathrow

Sun 9/13

9:25 pm-11:35 pm

Nonstop3h 10m

$367

ReykjavikLondon

KEF - LHR

KEFLHR

Reykjavik Keflavik Intl

Thu 9/10

7:15 pm-7:40 am

1 stop11h 25m

London Heathrow

Sun 9/13

11:45 am-6:15 pm

1 stop7h 30m

$409

ReykjavikLondon

KEF - LHR

KEFLHR

Reykjavik Keflavik Intl

Fri 11/20

11:35 am-8:50 pm

2 stops9h 15m

London Heathrow

Wed 11/25

8:40 am-5:20 pm

2 stops8h 40m

$436

ReykjavikLondon

KEF - LHR

KEFLHR

Reykjavik Keflavik Intl

Sun 11/1

12:25 pm-7:40 am

2 stops19h 15m

London Heathrow

Sun 11/29

6:30 am-1:45 pm

1 stop7h 15m

$452

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/25

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Reykjavik to Heathrow

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Reykjavik to Heathrow in July.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Reykjavik-London Heathrow Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Reykjavik-London Heathrow Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Reykjavik-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Reykjavik-London Heathrow Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Reykjavik-London Heathrow Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Reykjavik to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Reykjavik with our price prediction graph.
Estimated round-trip 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.

Cheapflights Insights

Everything you need to know about your flight from Reykjavik to London Heathrow Airport

What is the cheapest time of day to fly from REK to LHR?

Find hourly flight availability from Reykjavik 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 July 25, 2026.

When flying from Reykjavik 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 Reykjavik to London Heathrow Airport

Explore weekly flight availability from Reykjavik 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 July 25, 2026.

The most flights from REK to LHR are scheduled on a Saturday (13 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (3 on average).

How often are flights from Reykjavik to London delayed?

About 8% of weekly flights between Reykjavik and London have experienced delays in the past year, with the average delay time being 125 minutes.

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

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

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

Saturday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

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

Over the last year, Icelandair have had the lowest number of delays on this route, with just 7% of flights being delayed.

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 July 25, 2026.
See what other customers who have flown with Icelandair from Reykjavik to London Heathrow Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Icelandair
7.0
Good
715 reviews

Boarding

7.2

Overall

7.0

Crew

8.0

Entertainment

6.9

Food

6.1

Comfort

6.9

Reviews

1 / 20
6.0
Good

Anonymous,Jul 2026

KEF - ORD

No food or snacks. You could buy them. You could also buy ear buds.
Icelandair
7.0
Good
715 reviews
Icelandair
7.0
Good
715 reviews

Boarding

7.2

Overall

7.0

Crew

8.0

Entertainment

6.9

Food

6.1

Comfort

6.9

Reviews

1 / 20
6.0
Good

Anonymous,Jul 2026

KEF - ORD

No food or snacks. You could buy them. You could also buy ear buds.

Related info for your journey

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

  • How long is the flight from Reykjavik to London Heathrow Airport?

    For as low as $283, Scandinavian Airlines can have you in London Heathrow Airport from Reykjavik in 12h. There are 1177 mi between Reykjavik and London Heathrow Airport. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Reykjavik to London Heathrow Airport round-trip?

    Flying on Icelandair is currently your cheapest option to London Heathrow Airport, with prices starting at $244.

  • What are the most reliable airlines from Reykjavik 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 Reykjavik to London Heathrow Airport on time: TAP AIR PORTUGAL (85%), Icelandair (84%), Emirates (84%).

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

    Looking for the cheapest flight from Reykjavik to London Heathrow Airport? While on average our users pay $1,343, our data indicates the cheapest price to be $246. The most popular route (Reykjavik Keflavik Intl - London Heathrow), is priced around $327.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Reykjavik 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.

See more FAQs

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Ilford
Dorking
Hounslow
Winchester
Croydon
Gatwick
Wembley
Harrow
Eastleigh
Southend-on-Sea
Watford
Northampton
Dartford
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Kingston upon Thames
Eastbourne
Slough
Stansted
Sutton
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Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Reykjavik to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
Keflavik Intl to Heathrow flights

Top airline flying from Reykjavik to Heathrow

Discover the top airline that operate flights from Reykjavik to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 25, 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$244Average$410FlexibilityNo cancel feeOn-time76%

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