Karlsruhe to Sofia FKB → SOF
Baden-Airpark (FKB) → Sofia Airport (SOF)
The cheapest return found recently is $86 with Ryanair, 4 Dec – 6 Dec, found 2 days ago. The cheapest one-way found recently is $25 with Ryanair, 6 Nov, found 4 days ago.
Return
Not enough comparable prices yet for a usual return price.
Cheapest return found recently
$86
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 2 days ago
Cheapest nonstop return
$86
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 2 days ago
Found recently, and the cheapest we hold
$86 4 Dec – 6 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 20 days, 24 Sept to 18 Oct, the cheapest return we saw each day was $79 to $258.
20 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?
Not enough comparable prices yet: we hold return fares on 1 departure date and need at least 3 to say what is usual.
Could nearby dates be cheaper?
We hold no other 2-night return fares leaving within 3 days of 4 Dec to compare.
Every date we hold
1 fares on 1 departure dates
See every date as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 4 Dec – 6 Dec | $86 | Ryanair | Baden-Airpark (FKB) → Sofia Airport (SOF) | out nonstop, back nonstop | found 2 days ago | See prices for these dates |
Airlines on the cheapest dates: Ryanair.
One-way
The cheapest one-way fare on each of 4 departure dates is usually $23 to $29.
Cheapest one-way found recently
$25
6 Nov · Ryanair
Baden-Airpark (FKB) → Sofia Airport (SOF)
Leaves 6:40 a.m. · 2 h 15 min trip
nonstop
found 4 days ago
Cheapest nonstop one-way
$25
6 Nov · Ryanair
Baden-Airpark (FKB) → Sofia Airport (SOF)
Leaves 6:40 a.m. · 2 h 15 min trip
nonstop
found 4 days ago
Found recently, and the cheapest we hold
$25 6 Novfound 4 days agoOpen this trip
$22 1 Jan 2027found 5 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 $21 to $38.
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 4 departure dates from 30 Oct to 7 Feb 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 6 Nov to compare.
Every date we hold
4 fares on 4 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 30 Oct | $23 | Ryanair | Baden-Airpark (FKB) → Sofia Airport (SOF) | nonstop | found 5 days ago | Open this trip |
| 6 Nov | $25 | Ryanair | Baden-Airpark (FKB) → Sofia Airport (SOF) | nonstop | found 4 days ago | Open this trip |
| 1 Jan 2027 | $22 | Ryanair | Baden-Airpark (FKB) → Sofia Airport (SOF) | nonstop | found 5 days ago | Open this trip |
| 7 Feb 2027 | $39 | Ryanair | Baden-Airpark (FKB) → Sofia Airport (SOF) | nonstop | found 6 days ago | Open this trip |
Which month looks cheapest?
January 2027 is the cheapest month — from $22.
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 4 Dec – 6 Dec in another cabin: Premium economy · Business · First
Today's prices for 6 Nov in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Karlsruhe to Sofia?
Return
Not enough history yet: in 20 days of return prices, 24 Sept to 18 Oct, fewer than 3 booking ranges had prices on 7 days or more.
One-way
Fares 14 to 29 days before departure were typically 38% lower than 7 to 13 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 |
|---|---|---|---|---|
| 7–13 days | $37 | $23 | +61% | 7 |
| 14–29 days | $23 | $21 | Cheapest seen | 16 |
| 30–59 days | $61 | $21 | +165% | 12 |
| 60–89 days | $27 | $22 | +17% | 15 |
| 90–179 days | $39 | $38 | +70% | 16 |
Could a nearby airport be cheaper?
A different airport at either end can change the fare — sometimes a lot.
Return
Stuttgart → Sofia
62 km from Karlsruhe
$204
$118 more than flying from Karlsruhe
13 Jun 2027 – 17 Jun 2027 · STR → SOF · out 1 stop, back 1 stop
found yesterday
Frankfurt → Sofia
117 km from Karlsruhe
$126
$40 more than flying from Karlsruhe
1 Nov – 9 Nov · HHN → SOF · out 1 stop, back nonstop
found 2 days ago
Cheapest recent price on each route — round trip, per traveler in Economy. Distances are in a straight line.
One-way
Stuttgart → Sofia
62 km from Karlsruhe
$39
$14 more than flying from Karlsruhe
14 Nov · STR → SOF · nonstop
found yesterday
Frankfurt → Sofia
117 km from Karlsruhe
$53
$28 more than flying from Karlsruhe
29 Dec · HHN → 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 4 Dec – 6 Dec. 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