Karlsruhe to Vienna bus: 4.8 a day, fastest 9h45

4.8 a dayfastest 9h45☾ 1 overnight busFlixBus🇩🇪 Germany → 🇦🇹 Austria

Direct buses · no change

KarlsruheStuttgartUlmAugsburgMunichSimbachVienna· 592 km as the crow flies

02:15 → 12:00
FlixBus N236 ☾ Overnight
Karlsruhe central train station → Vienna Erdberg (Busterminal VIB) · via Stuttgart, Augsburg, Munich, Simbach
9h455 stops
Runs: Daily until Sat 14 Nov, not Fri 30 Oct, Fri 6 Nov, Fri 13 NovThe night the clocks change (Sun 25 Oct: 02:15 → 11:00)Book on FlixBus ↗
04:15 → 14:45
FlixBus N91
Karlsruhe central train station → Vienna Erdberg (Busterminal VIB) · via Stuttgart, Ulm, Augsburg, Munich
10h304 stops
Runs: Mon, Thu, Fri, Sat, Sun (some weeks)The night the clocks change (Sun 25 Oct: 03:15 → 13:45)Book on FlixBus ↗
06:35 → 16:45
FlixBus N136
Karlsruhe central train station → Vienna Erdberg (Busterminal VIB) · via Stuttgart, Ulm, Augsburg, Munich
10h104 stops
Runs: DailyThe night the clocks change (Sun 25 Oct: 05:35 → 15:45)Book on FlixBus ↗
09:10 → 19:00
FlixBus 1923
Karlsruhe central train station → Vienna Erdberg (Busterminal VIB) · via Stuttgart, Ulm, Munich
9h503 stops
Runs: Only Thu 5 Nov, Sat 7 Nov, Mon 9 Nov, Tue 10 Nov, Thu 12 Nov…Book on FlixBus ↗
10:15 → 20:45
FlixBus 036
Karlsruhe central train station → Vienna Erdberg (Busterminal VIB) · via Stuttgart, Ulm, Augsburg, Munich…
10h306 stops
Runs: Mon, Thu, Fri, Sat, Sun (some weeks)Book on FlixBus ↗
12:30 → 22:40
FlixBus 036
Karlsruhe central train station → Vienna Erdberg (Busterminal VIB) · via Stuttgart, Ulm, Augsburg, Munich
10h104 stops
Runs: Daily until Sat 14 Nov, not Thu 29 Oct, Thu 5 Nov, Thu 12 NovBook on FlixBus ↗
14:20 → 01:50⁺¹
FlixBus 1929
Karlsruhe central train station → Vienna Erdberg (Busterminal VIB) · via Stuttgart, Ulm, Augsburg, Munich…
11h305 stops
Runs: Mon (some weeks)Book on FlixBus ↗

Local times at each stop. Times from official open data: FlixBus (file of 11 Oct 2026). Checked Sun 18 Oct 2026; they cover 18 Oct to 14 Nov 2026. Timetables change, so check with the operator before you travel. Contains FlixBus timetable data (FlixMobility, transport.data.gouv.fr), ODbL 1.0. How we build this.

Bus, train or plane

No direct train and no nonstop flight: the bus is the only no-change way

Bus · fastest direct10h32

To Karlsruhe central train station14 min
At the stop before departure15 min
FlixBus N2369h45
From Vienna Erdberg (Busterminal VIB)18 min

City centre to city centre. Getting to stops, stations and airports: typical public-transport times (estimates). Bus: be at the stop 15 min before. Plane: check-in and security 1h30 before, then getting out after landing; flight time typical for the distance.

Train instead?

No direct train from Karlsruhe to Vienna in pickthetrain's timetables: the bus is the no-change way.

Where Karlsruhe goes by direct train ↗

Flying instead?

Nothing flies Karlsruhe to Vienna nonstop in picktheflight's airline data.

Check flights on picktheflight ↗

Quick answers

Is there a direct bus from Karlsruhe to Vienna?

Yes. 4.8 a day on average, with FlixBus, no change of bus (18 Oct to 14 Nov 2026).

How long is the bus from Karlsruhe to Vienna?

The fastest takes 9h45; the slowest 11h30, for 592 km as the crow flies.

When do the buses leave?

The earliest leaves at 02:15 and the latest at 14:20, local time in Karlsruhe. Not every bus runs every day: pick a date above.

Is there a night bus from Karlsruhe to Vienna?

Yes: 1 overnight departure in the timetable, for example 02:15 arriving 12:00.

Karlsruhe ▸ Vienna

Direct buses · no change

Quick answers

More from Karlsruhe

More to Vienna