Cheap flights from Karlsruhe to Sofia from $21 FKB → SOF
Baden-Airpark (FKB) → Sofia Airport (SOF)
The cheapest return found recently is $268 with Wizz Air, 22 Dec – 2 Jan 2027, found yesterday. The cheapest one-way found recently is $21 with Ryanair, 1 Jan 2027, found yesterday.
- Cheapest one-way found recently
- $21, Ryanair, found yesterday
- Cheapest return found recently
- $268, 22 Dec to 2 Jan 2027
- Usual return price
- $174 to $285
- Cheapest month to fly
- January 2027, one-way fares from $21 found in the last 7 days
- Airlines with nonstop flights
- Ryanair
- Shortest nonstop flight found
- 2 h 15 min
Return
The cheapest return fare on each of 3 departure dates is usually $174 to $285.
Cheapest return found recently
$268
22 Dec – 2 Jan 2027 · Wizz Air
Baden-Airpark (FKB) → Sofia Airport (SOF)
Leaves 8:40 a.m. · Return leaves 8:50 p.m. · 39 h 40 min of travel, both ways together
out 2 stops, back nonstop
found yesterday
Cheapest nonstop return
$80
4 Dec – 6 Dec · Ryanair
Baden-Airpark (FKB) → Sofia Airport (SOF)
Leaves 6:40 a.m. · Return leaves 10:05 a.m. · 4 h 40 min of travel, both ways together
out nonstop, back nonstop
found 5 days ago
Found recently, and the cheapest we hold
$268 22 Dec – 2 Jan 2027found yesterdaySee prices for these dates
$80 4 Dec – 6 Decfound 5 days agoSee prices for these dates
What have prices looked like?
Over 45 days, 24 Sept to 12 Nov, the cheapest return we saw each day was $79 to $258.
At $268, the cheapest return found recently is above that range.
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 3 departure dates from 4 Dec to 24 Dec, 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 11-night return fares leaving within 3 days of 22 Dec to compare.
Every date we hold
3 fares on 3 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 4 Dec – 6 Dec | $80 | Ryanair | Baden-Airpark (FKB) → Sofia Airport (SOF) | out nonstop, back nonstop | found 5 days ago | See prices for these dates |
| 22 Dec – 2 Jan 2027 | $268 | Wizz Air | Baden-Airpark (FKB) → Sofia Airport (SOF) | out 2 stops, back nonstop | found yesterday | See prices for these dates |
| 24 Dec – 1 Jan 2027 | $302 | Wizz Air Malta | Baden-Airpark (FKB) → Sofia Airport (SOF) | out 2 stops, back nonstop | found yesterday | See prices for these dates |
Airlines on the cheapest dates: Ryanair, Wizz Air, Wizz Air Malta.
One-way
Not enough comparable prices yet for a usual one-way price.
Cheapest one-way found recently
$21
1 Jan 2027 · Ryanair
Baden-Airpark (FKB) → Sofia Airport (SOF)
Leaves 6:40 a.m. · 2 h 15 min trip
nonstop
found yesterday
Cheapest nonstop one-way
$21
1 Jan 2027 · Ryanair
Baden-Airpark (FKB) → Sofia Airport (SOF)
Leaves 6:40 a.m. · 2 h 15 min trip
nonstop
found yesterday
Found recently, and the cheapest we hold
$21 1 Jan 2027found yesterdayOpen this trip
It is also the cheapest one-way we hold, of any age.
What have prices looked like?
Over 50 days, 24 Sept to 12 Nov, the cheapest one-way we saw each day was $19 to $38.
Those were the prices on those days, not today's.
Is this a good one-way price?
Not enough comparable prices yet: we hold one-way fares on 2 departure dates and need at least 3 to say what is usual.
Could nearby dates be cheaper?
We hold no other one-way fares leaving within 3 days of 1 Jan 2027 to compare.
Every date we hold
2 fares on 2 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 1 Jan 2027 | $21 | Ryanair | Baden-Airpark (FKB) → Sofia Airport (SOF) | nonstop | found yesterday | Open this trip |
| 7 Feb 2027 | $42 | Ryanair | Baden-Airpark (FKB) → Sofia Airport (SOF) | nonstop | found 2 days ago | Open this trip |
Which month looks cheapest?
January 2027 is the cheapest month — from $21.
Airlines on the cheapest dates: Ryanair.
Premium cabin fares from Karlsruhe to Sofia
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 22 Dec – 2 Jan 2027 in another cabin: Premium economy · Business · First
Today's prices for 1 Jan 2027 in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Karlsruhe to Sofia?
Return
Fares 30 to 59 days before departure were typically 32% lower than 0 to 6 days before departure.
From the cheapest return each day between 24 Sept and 12 Nov (45 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 | $130 | $130 | +47% | 8 |
| 7–13 days | $186 | $130 | +110% | 8 |
| 14–29 days | $147 | $80 | +66% | 23 |
| 30–59 days | $89 | $79 | Cheapest seen | 34 |
| 60–89 days | $254 | $79 | +187% | 9 |
One-way
Fares 7 to 13 days before departure were typically 12% lower than 0 to 6 days before departure.
From the cheapest one-way each day between 24 Sept and 12 Nov (50 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 | $26 | $19 | +13% | 9 |
| 7–13 days | $23 | $19 | Cheapest seen | 13 |
| 14–29 days | $25 | $21 | +9% | 24 |
| 30–59 days | $32 | $21 | +37% | 32 |
| 60–89 days | $25 | $21 | +7% | 40 |
| 90–179 days | $39 | $30 | +70% | 38 |
Could a nearby airport be cheaper?
A different airport at either end can change the fare — sometimes a lot.
Return
Frankfurt → Sofia
117 km from Karlsruhe
$51
$217 less than flying from Karlsruhe
30 Nov – 5 Dec · HHN → SOF · out nonstop, back nonstop
found yesterday
Stuttgart → Sofia
62 km from Karlsruhe
$111
$157 less than flying from Karlsruhe
19 Feb 2027 – 23 Feb 2027 · STR → SOF · out 1 stop, back nonstop
found today
Strasbourg → Sofia
67 km from Karlsruhe
$693
$425 more than flying from Karlsruhe
28 Nov – 28 Nov · SXB → SOF · out 2 stops, back 2 stops
found 6 days ago
Cheapest recent price on each route — round trip, per traveler in Economy. Distances are in a straight line.
One-way
Frankfurt → Sofia
117 km from Karlsruhe
$16
$5 less than flying from Karlsruhe
7 Dec · HHN → SOF · nonstop
found today
Stuttgart → Sofia
62 km from Karlsruhe
$53
$32 more than flying from Karlsruhe
28 Nov · STR → SOF · nonstop
found 2 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 22 Dec – 2 Jan 2027. 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 Sofia?
The cheapest return found recently is $268 with Wizz Air, 22 Dec to 2 Jan 2027, found yesterday. The cheapest return we hold, of any age, is $80 with Ryanair, 4 Dec to 6 Dec, found 5 days ago. The cheapest return fare on each of 3 departure dates is usually $174 to $285.
How much is a one-way flight from Karlsruhe to Sofia?
The cheapest one-way found recently is $21 with Ryanair, 1 Jan 2027, found yesterday.
What is the cheapest month to fly from Karlsruhe to Sofia?
January 2027 is the cheapest month for a one-way, from $21, 1 Jan 2027, found yesterday.
How far ahead should I book a flight from Karlsruhe to Sofia?
In 45 days of prices between 24 Sept and 12 Nov, return fares 30 to 59 days before departure were typically 32% lower than 0 to 6 days before departure. In 50 days of prices between 24 Sept and 12 Nov, one-way fares 7 to 13 days before departure were typically 12% lower than 0 to 6 days before departure.
Is there a direct flight from Karlsruhe to Sofia?
Yes, the cheapest nonstop return found recently is $80 with Ryanair, 4 Dec to 6 Dec, found 5 days ago. The cheapest nonstop one-way found recently is $21 with Ryanair, 1 Jan 2027, found yesterday.
How long is the flight from Karlsruhe to Sofia?
The cheapest nonstop one-way found recently, with Ryanair on 1 Jan 2027, takes 2 h 15 min from Baden-Airpark (FKB) to Sofia Airport (SOF).
Which airlines have the cheapest flights from Karlsruhe to Sofia?
Between 4 Dec and 24 Dec, Ryanair has the cheapest return on 1 of the 3 departure dates we hold, Wizz Air on 1 and Wizz Air Malta on 1.
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