London to Reykjavik LCY, LGW, LHR, LTN, SEN, STN → KEF
London City Airport (LCY), London Gatwick Airport (LGW), London Heathrow Airport (LHR), London Luton Airport (LTN), London Southend Airport (SEN), Stansted Airport (STN) → Keflavik International Airport (KEF)
The cheapest return found recently is $66 with Icelandair, 1 Nov – 14 Nov, found yesterday. The cheapest one-way found recently is $150 with easyJet, 7 Jul 2027, found 2 days ago.
Return
The cheapest return fare on each of 14 departure dates is usually $109 to $226.
Cheapest return found recently
$66
1 Nov – 14 Nov · Icelandair
London Heathrow Airport (LHR) → Keflavik International Airport (KEF)
Leaves 8:35 p.m. · Return leaves 4:20 p.m. · 6 h 25 min of travel, both ways together
out nonstop, back nonstop
found yesterday
Cheapest nonstop return
$66
1 Nov – 14 Nov · Icelandair
London Heathrow Airport (LHR) → Keflavik International Airport (KEF)
Leaves 8:35 p.m. · Return leaves 4:20 p.m. · 6 h 25 min of travel, both ways together
out nonstop, back nonstop
found yesterday
Found recently, and the cheapest we hold
$66 1 Nov – 14 Novfound yesterdaySee prices for these dates
It is also the cheapest return we hold, of any age.
What have prices looked like?
Over 25 days, 24 Sept to 18 Oct, the cheapest return we saw each day was $66 to $124.
At $66, the cheapest return found recently is at the low end of that range.
25 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good return price?
Compared with the cheapest return fare on each of 14 departure dates from 1 Nov to 10 Aug 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
We hold no other 13-night return fares leaving within 3 days of 1 Nov to compare.
Every date we hold
253 fares on 14 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 1 Nov – 14 Nov | $66 | Icelandair | London Heathrow Airport (LHR) → Keflavik International Airport (KEF) | out nonstop, back nonstop | found yesterday | See prices for these dates |
| 2 Nov – 8 Nov | $157 | easyJet | London Luton Airport (LTN) → Keflavik International Airport (KEF) | out nonstop, back nonstop | found 6 days ago | See prices for these dates |
| 17 Nov – 22 Nov | $195 | easyJet | London Luton Airport (LTN) → Keflavik International Airport (KEF) | out 1 stop, back nonstop | found 6 days ago | See prices for these dates |
| 21 Nov – 25 Nov | $139 | easyJet | London Luton Airport (LTN) → Keflavik International Airport (KEF) | out nonstop, back nonstop | found 4 days ago | See prices for these dates |
| 23 Nov – 27 Nov | $102 | easyJet | London Gatwick Airport (LGW) → Keflavik International Airport (KEF) | out nonstop, back nonstop | found 7 days ago | See prices for these dates |
| 7 Dec – 12 Dec | $175 | Icelandair | London Heathrow Airport (LHR) → Keflavik International Airport (KEF) | out nonstop, back nonstop | found 6 days ago | See prices for these dates |
| 7 Jan 2027 – 11 Jan 2027 | $105 | easyJet | London Luton Airport (LTN) → Keflavik International Airport (KEF) | out nonstop, back nonstop | found 6 days ago | See prices for these dates |
| 15 Jan 2027 – 19 Jan 2027 | $167 | easyJet | London Luton Airport (LTN) → Keflavik International Airport (KEF) | out nonstop, back 1 stop | found 4 days ago | See prices for these dates |
| 30 Jan 2027 – 8 Feb 2027 | $104 | easyJet | London Luton Airport (LTN) → Keflavik International Airport (KEF) | out nonstop, back nonstop | found 3 days ago | See prices for these dates |
| 21 Feb 2027 – 25 Feb 2027 | $120 | easyJet | London Luton Airport (LTN) → Keflavik International Airport (KEF) | out nonstop, back nonstop | found 4 days ago | See prices for these dates |
| 3 May 2027 – 10 May 2027 | $258 | Wizz Air | London Luton Airport (LTN) → Keflavik International Airport (KEF) | out 1 stop, back 1 stop | found 3 days ago | See prices for these dates |
| 1 Jun 2027 – 16 Jun 2027 | $236 | easyJet | London Gatwick Airport (LGW) → Keflavik International Airport (KEF) | out 1 stop, back nonstop | found 5 days ago | See prices for these dates |
| 28 Jun 2027 – 5 Jul 2027 | $448 | Icelandair | London Gatwick Airport (LGW) → Keflavik International Airport (KEF) | out nonstop, back nonstop | found yesterday | See prices for these dates |
| 10 Aug 2027 – 22 Aug 2027 | $310 | Icelandair | London Heathrow Airport (LHR) → Keflavik International Airport (KEF) | out nonstop, back nonstop | found 2 days ago | See prices for these dates |
Which month looks cheapest?
November 2026 is the cheapest month — from $66.
Airlines on the cheapest dates: easyJet, Icelandair, Wizz Air.
One-way
The cheapest one-way fare on each of 3 departure dates is usually $103 to $171.
Cheapest one-way found recently
$150
7 Jul 2027 · easyJet
London Luton Airport (LTN) → Keflavik International Airport (KEF)
Leaves 6:15 a.m. · 3 h 5 min trip
nonstop
found 2 days ago
Cheapest nonstop one-way
$150
7 Jul 2027 · easyJet
London Luton Airport (LTN) → Keflavik International Airport (KEF)
Leaves 6:15 a.m. · 3 h 5 min trip
nonstop
found 2 days ago
Found recently, and the cheapest we hold
$150 7 Jul 2027found 2 days agoOpen this trip
$57 9 Decfound 7 days agoOpen this trip
What have prices looked like?
Over 25 days, 24 Sept to 18 Oct, the cheapest one-way we saw each day was $48 to $98.
At $150, the cheapest one-way found recently is above that range.
25 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good one-way price?
Compared with the cheapest one-way fare on each of 3 departure dates from 9 Dec to 7 Jul 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
We hold no other one-way fares leaving within 3 days of 7 Jul 2027 to compare.
Every date we hold
48 fares on 3 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 9 Dec | $57 | easyJet | London Gatwick Airport (LGW) → Keflavik International Airport (KEF) | nonstop | found 7 days ago | Open this trip |
| 28 May 2027 | $192 | Wizz Air | London Luton Airport (LTN) → Keflavik International Airport (KEF) | 2 stops | found 7 days ago | Open this trip |
| 7 Jul 2027 | $150 | easyJet | London Luton Airport (LTN) → Keflavik International Airport (KEF) | nonstop | found 2 days ago | Open this trip |
Which month looks cheapest?
December 2026 is the cheapest month — from $57.
Airlines on the cheapest dates: easyJet, Wizz Air.
Premium cabin fares from London to Reykjavik
We hold no premium economy, business or first-class fares for this route: we collect them for the busiest routes, and this one is not among them yet.
Today's prices for 1 Nov – 14 Nov in another cabin: Premium economy · Business · First
Today's prices for 7 Jul 2027 in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for London to Reykjavik?
Return
Fares 60 to 89 days before departure were typically 60% lower than 7 to 13 days before departure.
From the cheapest return each day between 24 Sept and 18 Oct (25 days), grouped by how many days ahead the flight left; one adult in economy.
Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.
Prices reflect recent searches — current fares may differ.
See these ranges as a table
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 7–13 days | $232 | $197 | +147% | 13 |
| 14–29 days | $221 | $66 | +135% | 22 |
| 30–59 days | $110 | $102 | +17% | 21 |
| 60–89 days | $94 | $78 | Cheapest seen | 13 |
| 90–179 days | $94 | $93 | +0% | 25 |
| 180+ days | $233 | $131 | +148% | 25 |
One-way
The cheapest fares were 30 to 59 days before departure.
From the cheapest one-way each day between 24 Sept and 18 Oct (25 days), grouped by how many days ahead the flight left; one adult in economy.
Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.
Prices reflect recent searches — current fares may differ.
See these ranges as a table
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 30–59 days | $48 | $48 | Cheapest seen | 8 |
| 90–179 days | $98 | $73 | +104% | 19 |
| 180+ days | $98 | $57 | +104% | 24 |
Live price for these dates
The cheapest return found recently is for 1 Nov – 14 Nov. A live search on this page shows what those dates cost now, for one adult in economy.
Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work