Cheap flights from Karlsruhe to London from $52 FKB → STN
Baden-Airpark (FKB) → Stansted Airport (STN)
The cheapest return found recently is $137 with Ryanair, 5 Dec – 7 Dec, found 2 days ago. The cheapest one-way found recently is $52 with Ryanair, 13 Dec, found 2 days ago.
- Cheapest one-way found recently
- $52, found 2 days ago
- Cheapest return found recently
- $137, 5 Dec to 7 Dec
- Usual return price
- $145 to $177
- Cheapest month to fly
- December 2026, return fares from $137 found in the last 7 days
- Airlines with nonstop flights
- Ryanair
- Shortest nonstop flight found
- 1 h 30 min
Return
The cheapest return fare on each of 4 departure dates is usually $145 to $177.
Cheapest return found recently
$137
5 Dec – 7 Dec · Ryanair
Baden-Airpark (FKB) → Stansted Airport (STN)
Leaves 6:40 a.m. · Return leaves 6:50 a.m. · 31 h of travel, both ways together
out 1 stop, back 1 stop
found 2 days ago
Cheapest nonstop return
$158
24 May 2027 – 29 May 2027 · Ryanair
Baden-Airpark (FKB) → Stansted Airport (STN)
Leaves 6:15 a.m. · Return leaves 6:45 p.m. · 2 h 55 min of travel, both ways together
out nonstop, back nonstop
found 5 days ago
Found recently, and the cheapest we hold
$137 5 Dec – 7 Decfound 2 days agoSee prices for these dates
It is also the cheapest return we hold, of any age.
What have prices looked like?
Over 49 days, 24 Sept to 11 Nov, the cheapest return we saw each day was $46 to $158.
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 4 departure dates from 4 Dec to 24 May 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 2-night return fares leaving within 3 days of 5 Dec to compare.
Every date we hold
4 fares on 4 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 4 Dec – 7 Dec | $148 | Ryanair | Baden-Airpark (FKB) → Stansted Airport (STN) | out 1 stop, back 1 stop | found 2 days ago | See prices for these dates |
| 5 Dec – 7 Dec | $137 | Ryanair | Baden-Airpark (FKB) → Stansted Airport (STN) | out 1 stop, back 1 stop | found 2 days ago | See prices for these dates |
| 3 Jan 2027 – 8 Jan 2027 | $232 | Ryanair | Baden-Airpark (FKB) → Stansted Airport (STN) | out nonstop, back nonstop | found 6 days ago | See prices for these dates |
| 24 May 2027 – 29 May 2027 | $158 | Ryanair | Baden-Airpark (FKB) → Stansted Airport (STN) | out nonstop, back nonstop | found 5 days ago | See prices for these dates |
Which month looks cheapest?
December 2026 is the cheapest month — from $137.
Airlines on the cheapest dates: Ryanair.
One-way
The cheapest one-way fare on each of 4 departure dates is usually $43 to $74.
Cheapest one-way found recently
$52
13 Dec · Ryanair
Baden-Airpark (FKB) → Stansted Airport (STN)
Leaves 5:45 p.m. · 29 h 25 min trip
1 stop
found 2 days ago
Cheapest nonstop one-way
$29
1 Mar 2027 · Ryanair
Baden-Airpark (FKB) → Stansted Airport (STN)
Leaves 10:40 p.m. · 1 h 30 min trip
nonstop
found 3 days ago
Found recently, and the cheapest we hold
$52 13 Decfound 2 days agoOpen this trip
$29 1 Mar 2027found 3 days agoOpen this trip
What have prices looked like?
Over 49 days, 24 Sept to 11 Nov, the cheapest one-way we saw each day was $18 to $42.
At $52, the cheapest one-way found recently is above that range.
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 4 departure dates from 5 Dec to 1 Mar 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 13 Dec to compare.
Every date we hold
5 fares on 4 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 5 Dec | $47 | Ryanair | Baden-Airpark (FKB) → Stansted Airport (STN) | 1 stop | found 3 days ago | Open this trip |
| 13 Dec | $52 | Ryanair | Baden-Airpark (FKB) → Stansted Airport (STN) | 1 stop | found 2 days ago | Open this trip |
| 27 Dec | $138 | Ryanair | Baden-Airpark (FKB) → Stansted Airport (STN) | nonstop | found 3 days ago | Open this trip |
| 1 Mar 2027 | $29 | Ryanair | Baden-Airpark (FKB) → Stansted Airport (STN) | nonstop | found 3 days ago | Open this trip |
Which month looks cheapest?
March 2027 is the cheapest month — from $29.
Airlines on the cheapest dates: Ryanair.
Premium cabin fares from Karlsruhe to London
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 5 Dec – 7 Dec in another cabin: Premium economy · Business · First
Today's prices for 13 Dec in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Karlsruhe to London?
Return
The cheapest fares were 0 to 6 days before departure.
From the cheapest return each day between 24 Sept and 11 Nov (49 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 |
|---|---|---|---|---|
| 0–6 days | $59 | $47 | Cheapest seen | 26 |
| 7–13 days | $109 | $48 | +85% | 25 |
| 14–29 days | $65 | $46 | +10% | 26 |
| 30–59 days | $82 | $62 | +39% | 39 |
| 60–89 days | $86 | $61 | +46% | 27 |
One-way
Fares 30 to 59 days before departure were typically 31% lower than 0 to 6 days before departure.
From the cheapest one-way each day between 24 Sept and 11 Nov (49 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 |
|---|---|---|---|---|
| 0–6 days | $39 | $18 | +44% | 25 |
| 7–13 days | $42 | $18 | +56% | 26 |
| 14–29 days | $32 | $24 | +17% | 32 |
| 30–59 days | $27 | $26 | Cheapest seen | 37 |
| 60–89 days | $30 | $26 | +11% | 27 |
| 180+ days | $110 | $110 | +307% | 8 |
Could a nearby airport be cheaper?
A different airport at either end can change the fare — sometimes a lot.
Return
Frankfurt → London
117 km from Karlsruhe
$44
$93 less than flying from Karlsruhe
25 Jan 2027 – 1 Feb 2027 · HHN → STN · out nonstop, back nonstop
found 2 days ago
Strasbourg → London
67 km from Karlsruhe
$148
$11 more than flying from Karlsruhe
6 Dec – 20 Dec · SXB → SEN · out 1 stop, back nonstop
found 3 days ago
Stuttgart → London
62 km from Karlsruhe
$203
$66 more than flying from Karlsruhe
5 Dec – 7 Dec · STR → STN · out 1 stop, back 1 stop
found 2 days ago
Cheapest recent price on each route — round trip, per traveler in Economy. Distances are in a straight line.
One-way
Frankfurt → London
117 km from Karlsruhe
$20
$32 less than flying from Karlsruhe
14 Nov · HHN → STN · nonstop
found 2 days ago
Strasbourg → London
67 km from Karlsruhe
$50
$2 less than flying from Karlsruhe
31 Dec · SXB → LTN · nonstop
found 2 days ago
Stuttgart → London
62 km from Karlsruhe
$100
$48 more than flying from Karlsruhe
1 May 2027 · STR → LTN · 1 stop
found 3 days ago
Cheapest recent price on each route — one way, per traveler in Economy. Distances are in a straight line.
Live price for these dates
The cheapest return found recently is for 5 Dec – 7 Dec. A live search on this page shows what those dates cost now, for one adult in economy.
Questions about this trip
How much is a return flight from Karlsruhe to London?
The cheapest return found recently is $137 with Ryanair, 5 Dec to 7 Dec, found 2 days ago. The cheapest return fare on each of 4 departure dates is usually $145 to $177.
How much is a one-way flight from Karlsruhe to London?
The cheapest one-way found recently is $52 with Ryanair, 13 Dec, found 2 days ago. The cheapest one-way we hold, of any age, is $29 with Ryanair, 1 Mar 2027, found 3 days ago. The cheapest one-way fare on each of 4 departure dates is usually $43 to $74.
What is the cheapest month to fly from Karlsruhe to London?
December 2026 is the cheapest month for a return, from $137, 5 Dec to 7 Dec, found 2 days ago. March 2027 is the cheapest month for a one-way, from $29, 1 Mar 2027, found 3 days ago.
How far ahead should I book a flight from Karlsruhe to London?
In 49 days of prices between 24 Sept and 11 Nov, return fares were cheapest 0 to 6 days before departure. One-way fares 30 to 59 days before departure were typically 31% lower than 0 to 6 days before departure.
Is there a direct flight from Karlsruhe to London?
Yes, the cheapest nonstop return found recently is $158 with Ryanair, 24 May 2027 to 29 May 2027, found 5 days ago. The cheapest nonstop one-way found recently is $29 with Ryanair, 1 Mar 2027, found 3 days ago.
How long is the flight from Karlsruhe to London?
The cheapest nonstop one-way found recently, with Ryanair on 1 Mar 2027, takes 1 h 30 min from Baden-Airpark (FKB) to Stansted Airport (STN). The cheapest one-way found recently, with Ryanair on 13 Dec, takes 29 h 25 min with 1 stop.
Which airlines have the cheapest flights from Karlsruhe to London?
Between 4 Dec and 24 May 2027, Ryanair has the cheapest return on all 4 departure dates we hold. Between 5 Dec and 1 Mar 2027, Ryanair has the cheapest one-way on all 4 departure dates we hold.
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