Bus from Karlsruhe to Sofia: Tickets & Timetables

Next bus departures

Next departures from Karlsruhe to Sofia on 19 December
Operated byVehicle typeDeparture timeDeparture locationTrip durationArrival timeArrival locationRecommendedPrice and booking link
FlixbusBus
Südseite Hauptbahnhof
SerdikaCheapestFastest

Last refresh of the prices: Last Friday at 5:24 PM CET.

Compare 2 ways to travel from Karlsruhe to Sofia

We recommend carpooling

Among the sustainable travel choices, the carpool stands out as a good way to reach Sofia. The journey takes about 17 hours 30 minutes and with fares starting at just R 2 122, it presents an excellent value for a comfortable ride.

1carpool per day
17h 30mAverage duration
1350 kmDistance
57kgCO₂ emissions
Bus
Average priceR 1 747 - R 3 478Average duration1d 3h
34kg CO₂e
Carpool
Average priceR 2 122 - R 2 122Average duration17h 30m
57kg CO₂e

Frequently asked questions about travelling from Karlsruhe to Sofia by bus

Please note that timetables, routes, or operator details shown here may be updated or differ at the time of your trip.

  1. How much is the bus ticket from Karlsruhe to Sofia?

    The cheapest bus tickets from Karlsruhe to Sofia start at R 1 747. The average price for this route is around R 2 588. Busbud recommends booking your tickets in advance for the best chance of getting the lowest possible price.

  2. How long is the bus journey from Karlsruhe to Sofia?

    The average bus journey time from Karlsruhe to Sofia is 1d 3h, covering a distance of 1347 km. The fastest bus gets you there in 23h 45m and is operated by Union Ivkoni.

  3. Which bus companies service the Karlsruhe to Sofia route?

    Several major bus companies operate on this route with 2 buses available per day, including services from Union Ivkoni, FlixBus, Karat-S, Infobus.

  4. What is the earliest and latest departure time for the bus from Karlsruhe to Sofia?

    The earliest bus departs from Karlsruhe to Sofia at 04:55. And the latest bus departs at 23:30.

  5. What are the CO₂ emissions for the bus trip from Karlsruhe to Sofia?

    A bus trip from Karlsruhe to Sofia produces an estimated 34 kg of CO₂, making it a highly eco-friendly travel option and Busbud’s recommended way to travel.

  6. What is the best bus company from Karlsruhe to Sofia?

    According to Busbud customers, the highest-rated bus company on this route is Karat-S, with an average rating of 4.0 out of 5 stars based on 284 reviews.

  7. Which bus company has the best Wi-Fi from Karlsruhe to Sofia?

    Based on reviews on Busbud, the bus company Infobus has the best Wi-Fi rating with a score of 3.8.

  8. Which bus company offers the most punctual service from Karlsruhe to Sofia?

    According to Busbud traveller reviews, the most punctual bus company on this route is Karat-S, with a punctuality rating of 4.7 out of 5 stars.

  9. Which bus company has the cleanest buses from Karlsruhe to Sofia?

    According to Busbud traveller reviews, the bus company with the cleanest buses on this route is Infobus, with a cleanliness rating of 4.8 out of 5 stars.

Find cheapest prices for buses

Price is for a one-way ticket for one passenger and based on past searches.

Best price found
14/12
No data
15/12
No data
Today
R 2 441
17/12
No data
18/12
No data
19/12
R 3 998
20/12
R 2 725
21/12
No data
busbud logoThe cheapest trip from Karlsruhe to Sofia was searched and found on 16 Dec 2025 with a price of R 2 441

To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from Karlsruhe to Sofia as early as possible.

You can expect to pay from R 2 441 to R 4 165 for a bus ticket from Karlsruhe to Sofia based on the last 2 days. You can expect to find the cheapest price for the trip at R 2 725, which is on 2025-12-20.

Usually FlixBus will charge you higher prices for tickets closer to the departure date. To find the best prices, you should be flexible on your date of travel.

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