Bus Karlsruhe to Barcelona: Compare prices and save money

Compare all timetables for the bus from Karlsruhe to Barcelona

Here is a selection of the cheapest bus trips from the schedule from Karlsruhe to Barcelona from various bus operators like FlixBus or BlaBlaCar Bus for the next days.

today

$50

tomorrow

$44

Wednesday

$43

Thursday

$48

Friday

$54

Saturday

$47

Sunday

$53

Cheapest bus trips today
BertCompanyCountOneCompanyName	Duration	Departure time	From	Departure	Arrival time	To	Destination	Seat classes	Price
FlixBus	22h 25m	10:05 PM	Karlsruhe	Central Station	8:30 PM	Barcelona	Nord Bus Station	Economy	$50	A Bus from FlixBus goes from Central Station, Karlsruhe (Germany) at 1/26/2026 10:05:00 PM to Nord Bus Station, Barcelona (Spain) arriving at 1/27/2026 8:30:00 PM. 50 Economy ticket for $50 per person are available. Travel duration is 22h 25m
FlixBus	22h 20m	10:25 AM	Karlsruhe	Central Station	8:45 AM	Barcelona	Sants Bus Station	Economy	$52	A Bus from FlixBus goes from Central Station, Karlsruhe (Germany) at 1/26/2026 10:25:00 AM to Sants Bus Station, Barcelona (Spain) arriving at 1/27/2026 8:45:00 AM. 50 Economy ticket for $52 per person are available. Travel duration is 22h 20m
FlixBus	21h 50m	10:25 AM	Karlsruhe	Central Station	8:15 AM	Barcelona	Nord Bus Station	Economy	$52	A Bus from FlixBus goes from Central Station, Karlsruhe (Germany) at 1/26/2026 10:25:00 AM to Nord Bus Station, Barcelona (Spain) arriving at 1/27/2026 8:15:00 AM. 50 Economy ticket for $52 per person are available. Travel duration is 21h 50m
FlixBus	24h 55m	11:05 AM	Karlsruhe	Central Station	12:00 PM	Barcelona	Sants Bus Station	Economy	$53	A Bus from FlixBus goes from Central Station, Karlsruhe (Germany) at 1/26/2026 11:05:00 AM to Sants Bus Station, Barcelona (Spain) arriving at 1/27/2026 12:00:00 PM. 50 Economy ticket for $53 per person are available. Travel duration is 24h 55m
FlixBus	24h 30m	11:05 AM	Karlsruhe	Central Station	11:35 AM	Barcelona	Nord Bus Station	Economy	$53	A Bus from FlixBus goes from Central Station, Karlsruhe (Germany) at 1/26/2026 11:05:00 AM to Nord Bus Station, Barcelona (Spain) arriving at 1/27/2026 11:35:00 AM. 50 Economy ticket for $53 per person are available. Travel duration is 24h 30m

Cheapest bus trips tomorrow
BertCompanyCountOneCompanyName	Duration	Departure time	From	Departure	Arrival time	To	Destination	Seat classes	Price
FlixBus	23h 15m	9:30 AM	Karlsruhe	Central Station	8:45 AM	Barcelona	Nord Bus Station	Economy	$44	A Bus from FlixBus goes from Central Station, Karlsruhe (Germany) at 1/27/2026 9:30:00 AM to Nord Bus Station, Barcelona (Spain) arriving at 1/28/2026 8:45:00 AM. 50 Economy ticket for $44 per person are available. Travel duration is 23h 15m
FlixBus	19h 35m	12:55 AM	Karlsruhe	Central Station	8:30 PM	Barcelona	Nord Bus Station	Economy	$45	A Bus from FlixBus goes from Central Station, Karlsruhe (Germany) at 1/27/2026 12:55:00 AM to Nord Bus Station, Barcelona (Spain) arriving at 1/27/2026 8:30:00 PM. 50 Economy ticket for $45 per person are available. Travel duration is 19h 35m
FlixBus	22h 25m	10:05 PM	Karlsruhe	Central Station	8:30 PM	Barcelona	Nord Bus Station	Economy	$49	A Bus from FlixBus goes from Central Station, Karlsruhe (Germany) at 1/27/2026 10:05:00 PM to Nord Bus Station, Barcelona (Spain) arriving at 1/28/2026 8:30:00 PM. 50 Economy ticket for $49 per person are available. Travel duration is 22h 25m
FlixBus	18h 10m	4:10 PM	Karlsruhe	Central Station	10:20 AM	Barcelona	Nord Bus Station	Economy	$65	A Bus from FlixBus goes from Central Station, Karlsruhe (Germany) at 1/27/2026 4:10:00 PM to Nord Bus Station, Barcelona (Spain) arriving at 1/28/2026 10:20:00 AM. 50 Economy ticket for $65 per person are available. Travel duration is 18h 10m
FlixBus	18h 45m	4:10 PM	Karlsruhe	Central Station	10:55 AM	Barcelona	Sants Bus Station	Economy	$65	A Bus from FlixBus goes from Central Station, Karlsruhe (Germany) at 1/27/2026 4:10:00 PM to Sants Bus Station, Barcelona (Spain) arriving at 1/28/2026 10:55:00 AM. 50 Economy ticket for $65 per person are available. Travel duration is 18h 45m

Cheapest bus trips Wednesday
BertCompanyCountOneCompanyName	Duration	Departure time	From	Departure	Arrival time	To	Destination	Seat classes	Price
FlixBus	20h 35m	11:55 PM	Karlsruhe	Central Station	8:30 PM	Barcelona	Nord Bus Station	Economy	$43	A Bus from FlixBus goes from Central Station, Karlsruhe (Germany) at 1/28/2026 11:55:00 PM to Nord Bus Station, Barcelona (Spain) arriving at 1/29/2026 8:30:00 PM. 50 Economy ticket for $43 per person are available. Travel duration is 20h 35m
FlixBus	23h 15m	9:30 AM	Karlsruhe	Central Station	8:45 AM	Barcelona	Nord Bus Station	Economy	$47	A Bus from FlixBus goes from Central Station, Karlsruhe (Germany) at 1/28/2026 9:30:00 AM to Nord Bus Station, Barcelona (Spain) arriving at 1/29/2026 8:45:00 AM. 50 Economy ticket for $47 per person are available. Travel duration is 23h 15m
FlixBus	28h 10m	3:30 AM	Karlsruhe	Central Station	7:40 AM	Barcelona	Sants Bus Station	Economy	$82	A Bus from FlixBus goes from Central Station, Karlsruhe (Germany) at 1/28/2026 3:30:00 AM to Sants Bus Station, Barcelona (Spain) arriving at 1/29/2026 7:40:00 AM. 50 Economy ticket for $82 per person are available. Travel duration is 28h 10m
FlixBus	27h 45m	3:30 AM	Karlsruhe	Central Station	7:15 AM	Barcelona	Nord Bus Station	Economy	$82	A Bus from FlixBus goes from Central Station, Karlsruhe (Germany) at 1/28/2026 3:30:00 AM to Nord Bus Station, Barcelona (Spain) arriving at 1/29/2026 7:15:00 AM. 50 Economy ticket for $82 per person are available. Travel duration is 27h 45m

Cheapest bus trips Thursday
BertCompanyCountOneCompanyName	Duration	Departure time	From	Departure	Arrival time	To	Destination	Seat classes	Price
FlixBus	23h 15m	11:55 PM	Karlsruhe	Central Station	11:10 PM	Barcelona	Sants Bus Station	Economy	$48	A Bus from FlixBus goes from Central Station, Karlsruhe (Germany) at 1/29/2026 11:55:00 PM to Sants Bus Station, Barcelona (Spain) arriving at 1/30/2026 11:10:00 PM. 50 Economy ticket for $48 per person are available. Travel duration is 23h 15m
FlixBus	21h 50m	10:25 AM	Karlsruhe	Central Station	8:15 AM	Barcelona	Nord Bus Station	Economy	$52	A Bus from FlixBus goes from Central Station, Karlsruhe (Germany) at 1/29/2026 10:25:00 AM to Nord Bus Station, Barcelona (Spain) arriving at 1/30/2026 8:15:00 AM. 50 Economy ticket for $52 per person are available. Travel duration is 21h 50m
FlixBus	22h 20m	10:25 AM	Karlsruhe	Central Station	8:45 AM	Barcelona	Sants Bus Station	Economy	$53	A Bus from FlixBus goes from Central Station, Karlsruhe (Germany) at 1/29/2026 10:25:00 AM to Sants Bus Station, Barcelona (Spain) arriving at 1/30/2026 8:45:00 AM. 50 Economy ticket for $53 per person are available. Travel duration is 22h 20m
FlixBus	20h 35m	11:55 PM	Karlsruhe	Central Station	8:30 PM	Barcelona	Nord Bus Station	Economy	$57	A Bus from FlixBus goes from Central Station, Karlsruhe (Germany) at 1/29/2026 11:55:00 PM to Nord Bus Station, Barcelona (Spain) arriving at 1/30/2026 8:30:00 PM. 50 Economy ticket for $57 per person are available. Travel duration is 20h 35m
FlixBus	18h 10m	4:10 PM	Karlsruhe	Central Station	10:20 AM	Barcelona	Nord Bus Station	Economy	$62	A Bus from FlixBus goes from Central Station, Karlsruhe (Germany) at 1/29/2026 4:10:00 PM to Nord Bus Station, Barcelona (Spain) arriving at 1/30/2026 10:20:00 AM. 50 Economy ticket for $62 per person are available. Travel duration is 18h 10m

Cheapest bus trips Friday
BertCompanyCountOneCompanyName	Duration	Departure time	From	Departure	Arrival time	To	Destination	Seat classes	Price
FlixBus	23h 15m	11:55 PM	Karlsruhe	Central Station	11:10 PM	Barcelona	Sants Bus Station	Economy	$54	A Bus from FlixBus goes from Central Station, Karlsruhe (Germany) at 1/30/2026 11:55:00 PM to Sants Bus Station, Barcelona (Spain) arriving at 1/31/2026 11:10:00 PM. 50 Economy ticket for $54 per person are available. Travel duration is 23h 15m
FlixBus	20h 35m	11:55 PM	Karlsruhe	Central Station	8:30 PM	Barcelona	Nord Bus Station	Economy	$55	A Bus from FlixBus goes from Central Station, Karlsruhe (Germany) at 1/30/2026 11:55:00 PM to Nord Bus Station, Barcelona (Spain) arriving at 1/31/2026 8:30:00 PM. 50 Economy ticket for $55 per person are available. Travel duration is 20h 35m
BlaBlaCar Bus	17h 45m	11:15 AM	Karlsruhe	Central Station	5:00 AM	Barcelona	Nord Bus Station	Economy	$59	A Bus from BlaBlaCar Bus goes from Central Station, Karlsruhe (Germany) at 1/30/2026 11:15:00 AM to Nord Bus Station, Barcelona (Spain) arriving at 1/31/2026 5:00:00 AM. 50 Economy ticket for $59 per person are available. Travel duration is 17h 45m
FlixBus	22h 20m	10:25 AM	Karlsruhe	Central Station	8:45 AM	Barcelona	Sants Bus Station	Economy	$60	A Bus from FlixBus goes from Central Station, Karlsruhe (Germany) at 1/30/2026 10:25:00 AM to Sants Bus Station, Barcelona (Spain) arriving at 1/31/2026 8:45:00 AM. 50 Economy ticket for $60 per person are available. Travel duration is 22h 20m
BlaBlaCar Bus	23h 20m	12:25 AM	Karlsruhe	Central Station	11:45 PM	Barcelona	Nord Bus Station	Economy	$65	A Bus from BlaBlaCar Bus goes from Central Station, Karlsruhe (Germany) at 1/30/2026 12:25:00 AM to Nord Bus Station, Barcelona (Spain) arriving at 1/30/2026 11:45:00 PM. 50 Economy ticket for $65 per person are available. Travel duration is 23h 20m

Cheapest bus trips Saturday
BertCompanyCountOneCompanyName	Duration	Departure time	From	Departure	Arrival time	To	Destination	Seat classes	Price
FlixBus	20h 35m	11:55 PM	Karlsruhe	Central Station	8:30 PM	Barcelona	Nord Bus Station	Economy	$47	A Bus from FlixBus goes from Central Station, Karlsruhe (Germany) at 1/31/2026 11:55:00 PM to Nord Bus Station, Barcelona (Spain) arriving at 2/1/2026 8:30:00 PM. 50 Economy ticket for $47 per person are available. Travel duration is 20h 35m
FlixBus	18h 35m	4:05 AM	Karlsruhe	Central Station	10:40 PM	Barcelona	Nord Bus Station	Economy	$48	A Bus from FlixBus goes from Central Station, Karlsruhe (Germany) at 1/31/2026 4:05:00 AM to Nord Bus Station, Barcelona (Spain) arriving at 1/31/2026 10:40:00 PM. 50 Economy ticket for $48 per person are available. Travel duration is 18h 35m
FlixBus	19h 5m	4:05 AM	Karlsruhe	Central Station	11:10 PM	Barcelona	Sants Bus Station	Economy	$48	A Bus from FlixBus goes from Central Station, Karlsruhe (Germany) at 1/31/2026 4:05:00 AM to Sants Bus Station, Barcelona (Spain) arriving at 1/31/2026 11:10:00 PM. 50 Economy ticket for $48 per person are available. Travel duration is 19h 5m
FlixBus	22h 20m	10:25 AM	Karlsruhe	Central Station	8:45 AM	Barcelona	Sants Bus Station	Economy	$48	A Bus from FlixBus goes from Central Station, Karlsruhe (Germany) at 1/31/2026 10:25:00 AM to Sants Bus Station, Barcelona (Spain) arriving at 2/1/2026 8:45:00 AM. 50 Economy ticket for $48 per person are available. Travel duration is 22h 20m
FlixBus	23h 15m	11:55 PM	Karlsruhe	Central Station	11:10 PM	Barcelona	Sants Bus Station	Economy	$48	A Bus from FlixBus goes from Central Station, Karlsruhe (Germany) at 1/31/2026 11:55:00 PM to Sants Bus Station, Barcelona (Spain) arriving at 2/1/2026 11:10:00 PM. 50 Economy ticket for $48 per person are available. Travel duration is 23h 15m

Cheapest bus trips Sunday
BertCompanyCountOneCompanyName	Duration	Departure time	From	Departure	Arrival time	To	Destination	Seat classes	Price
FlixBus	19h 35m	12:55 AM	Karlsruhe	Central Station	8:30 PM	Barcelona	Nord Bus Station	Economy	$53	A Bus from FlixBus goes from Central Station, Karlsruhe (Germany) at 2/1/2026 12:55:00 AM to Nord Bus Station, Barcelona (Spain) arriving at 2/1/2026 8:30:00 PM. 50 Economy ticket for $53 per person are available. Travel duration is 19h 35m
FlixBus	20h 35m	11:55 PM	Karlsruhe	Central Station	8:30 PM	Barcelona	Nord Bus Station	Economy	$53	A Bus from FlixBus goes from Central Station, Karlsruhe (Germany) at 2/1/2026 11:55:00 PM to Nord Bus Station, Barcelona (Spain) arriving at 2/2/2026 8:30:00 PM. 50 Economy ticket for $53 per person are available. Travel duration is 20h 35m
FlixBus	18h 35m	4:05 AM	Karlsruhe	Central Station	10:40 PM	Barcelona	Nord Bus Station	Economy	$54	A Bus from FlixBus goes from Central Station, Karlsruhe (Germany) at 2/1/2026 4:05:00 AM to Nord Bus Station, Barcelona (Spain) arriving at 2/1/2026 10:40:00 PM. 50 Economy ticket for $54 per person are available. Travel duration is 18h 35m
FlixBus	19h 5m	4:05 AM	Karlsruhe	Central Station	11:10 PM	Barcelona	Sants Bus Station	Economy	$54	A Bus from FlixBus goes from Central Station, Karlsruhe (Germany) at 2/1/2026 4:05:00 AM to Sants Bus Station, Barcelona (Spain) arriving at 2/1/2026 11:10:00 PM. 50 Economy ticket for $54 per person are available. Travel duration is 19h 5m
FlixBus	23h 15m	11:55 PM	Karlsruhe	Central Station	11:10 PM	Barcelona	Sants Bus Station	Economy	$54	A Bus from FlixBus goes from Central Station, Karlsruhe (Germany) at 2/1/2026 11:55:00 PM to Sants Bus Station, Barcelona (Spain) arriving at 2/2/2026 11:10:00 PM. 50 Economy ticket for $54 per person are available. Travel duration is 23h 15m

Best Price Offer: The price for the cheapest bus from Karlsruhe to Barcelona is $37 on 2/4/2026. Flexible travelers save on ticket prices.

Frequency of bus connections between Karlsruhe and Barcelona

See here how frequent the connections between Karlsruhe and Barcelona are, during different times and days of the week.

Friday is the busiest day, with more than 13 daily buses from Karlsruhe to Barcelona. Wednesday has instead the fewest connections, with only 4 daily coaches between Karlsruhe and Barcelona.

The busiest time of the day is the Morning, with 25 buses from Karlsruhe to Barcelona, while Afternoon sees the fewest connections between Karlsruhe and Barcelona, with 8 offers.

Facts about the bus from Karlsruhe to Barcelona

Compare all providers like FlixBus and BlaBlaCar Bus that travel 8 times every day by bus from Karlsruhe to Barcelona in one click! Book your bus ticket from Karlsruhe to Barcelona starting from $37!

Cheapest Bus	$37
Fastest Bus	17h 45m
Earliest Bus	10:25 AM
Latest Bus	11:55 PM
Daily Bus Routes	8 Ø
Distance	607.4 miles
Bus Companies	FlixBus and BlaBlaCar Bus

Cheapest bus connections from Karlsruhe to Barcelona

Every day, 8 buses from 2 bus companies leave Karlsruhe for Barcelona: in the table below, you will find the cheapest prices for a bus ticket for this route, starting from 01/26/2026 and for the following days.

Sunday

Monday

Tuesday

Wednesday

Thursday

Friday

Saturday

Sunday 01/25

Monday 01/26

$50

Tuesday 01/27

$44

Wednesday 01/28

$43

Thursday 01/29

$48

Friday 01/30

$54

Saturday 01/31

$47

Sunday 02/01

$53

Monday 02/02

$45

Tuesday 02/03

$41

Wednesday 02/04

$37

Thursday 02/05

$47

Friday 02/06

$53

Saturday 02/07

$47

Sunday 02/08

$53

Monday 02/09

$45

Tuesday 02/10

$39

Wednesday 02/11

$39

Thursday 02/12

$46

Friday 02/13

$53

Saturday 02/14

$47

Sunday 02/15

$53

Monday 02/16

$43

Tuesday 02/17

$38

Wednesday 02/18

$37

Thursday 02/19

$40

Friday 02/20

$46

Saturday 02/21

The cheapest time to travel from Karlsruhe to Barcelona

See here on which day and which time of the day you can find the cheapest bus ticket from Karlsruhe to Barcelona, for the next 30 days.

With a price starting from $37, Wednesday is the cheapest day for a bus from Karlsruhe to Barcelona. Sunday instead is the most expensive day with prices starting from $53.

Night is the cheapest day time for bus tickets from Karlsruhe to Barcelona, with $37. Afternoon is the most expensive time of the day with prices starting from $62.

How to save money travelling from Karlsruhe to Barcelona

Travel can be expensive, but it doesn't need to be! Do you want to avoid paying a terrible price for your trip? Then follow these quick steps to save money:

Book the ticket from Karlsruhe to Barcelona in advance! The earlier you book, the cheaper usually the price is. Also, you will be sure to have a place on the bus from Karlsruhe to Barcelona, compared instead if you buy it at the last moment, or directly at the station.

If you can, avoid travelling at peak times. Instead of weekend, try travelling during the week. Travelling in the evening or at night it’s also cheaper, and later buses from Karlsruhe to Barcelona are also emptier.

All bus stations and stops in Karlsruhe and Barcelona

In the map below, you can see where to find all bus stations in Karlsruhe and Barcelona.

Durlach Auer Str./Dr.Willmar Schwabe Bus Stop

Bannwaldallee Station

Kühler Krug Train Station

Stadtwerke Bus Stop

Sudetenstraße Bus Stop

Nord Bus Station

Carrer d'Alí Bei 78

Rda. Sant Pere Bus Stop

Ronda de Sant Pere

Sants Bus Station

Sants-Montjuïc

Plaça de Catalunya Bus Stop

Plaça de Catalunya 18

Moll Sant Bertran Bus Stop

Service and Comfort on the bus from Karlsruhe to Barcelona

Want to know which seat classes are available on the buses from Karlsruhe to Barcelona? Or which bus companies serve the route Karlsruhe to Barcelona? Below you will find answers to your questions.

FAQs about the Karlsruhe to Barcelona bus

How much does a Karlsruhe Barcelona bus trip cost?

This depends on, among other things, the day and time of travel. The cheapest trip is available from $37 and takes 20h 35m to reach Barcelona. Compare offers to save money!

How much could I save by comparing buses from Karlsruhe to Barcelona?

This route is offered by 2 companies with a range of ticket prices between $37 and $103. Thus, we recommend booking your ticket as early as possible to make sure you get the cheapest bus ticket to Barcelona.

On average, how many connections are available from Karlsruhe to Barcelona each day?

Every day, the Karlsruhe to Barcelona bus route is served by approximately 8 connections. With our search, you can compare bus times to find the perfect trip.

How long does a bus journey from Karlsruhe to Barcelona take?

The fastest bus from Karlsruhe to Barcelona is offered by BlaBlaCar Bus and takes 17h 45m. Bus tickets for this connection cost $59. In this context, bear in mind that the journey can take longer due to traffic.

What time is the first bus from Karlsruhe to Barcelona?

The earliest bus arriving in Barcelona from Karlsruhe starts at 10:25 AM. However, information regarding departure times may differ on weekends and holidays. Simply use our search to find exact times for your planned travel date.

What time is the last bus from Karlsruhe to Barcelona?

The latest bus trip departing from Karlsruhe for Barcelona starts at 11:55 PM. Please note that departure times may differ on weekends and holidays. So just use our search to find the exact times for your planned travel date.

Which bus companies operate the Karlsruhe Barcelona route?

When traveling by bus from Karlsruhe to Barcelona, passengers can travel with FlixBus and BlaBlaCar Bus. With our search, you can compare all available bus tickets to book the one that works for you.

Is there a direct bus between Karlsruhe and Barcelona?

You can check all the direct connections between Karlsruhe and Barcelona by using our search and looking at the Changes section in our filters. These are some of the companies which offer a direct bus: FlixBus and BlaBlaCar Bus.

What can I take with me on the Karlsruhe to Barcelona bus route?

Depending on which provider you travel with, what you're allowed to bring with you can vary. Generally, you can take a suitcase and hand luggage with you on the Karlsruhe Barcelona bus route free of charge. Simply use our search to find a bus that is best suited to your needs for your planned travel date.

What equipment is available for the Karlsruhe Barcelona bus route?

The equipment on board differs depending on the provider. However, many long-distance buses have WiFi so you can tell your friends your exact location during the journey. To make traveling even more pleasant, air conditioning systems provide ventilation. It is best to use our search to get precise information about the equipment of the bus from Karlsruhe to Barcelona on your planned travel date.

How does CheckMyBus find the best bus deals from Karlsruhe to Barcelona?

CheckMyBus collaborates directly with companies around the world to provide you with the best options when searching for a trip. We retrieve their first-hand data to show you real-time prices, schedules, and seat availability for 8 daily trips between Karlsruhe and Barcelona. With the most up-to-date information from verified sources, you can fairly compare all available options and choose the trip that suits you best.

How does CheckMyBus technology work for trips from Karlsruhe to Barcelona?

Prices and availability for 8 trips between Karlsruhe and Barcelona change constantly. To provide you with the most up-to-date information, we connect directly with bus operators, Online Travel Agencies (OTAs), and Global Distribution Systems (GDS) via real-time interfaces (APIs). The data collected from these sources undergoes strict quality checks, is processed within our infrastructure, and is then presented to you on our search results pages. Visit our About Us page to learn more.

Available seat classes which are offered on the bus route Karlsruhe to Barcelona

Economy

The cheapest option available for your ticket, it usually comes with reclinable seats and AC.

More bus routes to Karlsruhe and to Barcelona

Here’s an overview of the most popular bus routes to Karlsruhe and to Barcelona. Simply click on the connection of your choice, and you will find all the details about your bus route!