Karlsruhe to Mainz distance
The distance from Karlsruhe (Germany) to Mainz (Germany) is 142 km by road, with a driving time of about 1 h 30 min. The straight-line distance is 110 km (68 miles); Mainz lies to the N of Karlsruhe.
Reverse direction: Mainz to Karlsruhe distance — the route is the same.
Travel time comparison
| Mode | Distance | Duration approx. |
|---|---|---|
| Airplane (straight line) | 110 km | 38 min |
| Car (road) | 142 km | 1 h 30 min |
Driving distance and time come from OpenStreetMap road data (OSRM), excluding traffic.
Taxi cost for this route
A regular metered taxi from Karlsruhe to Mainz would cost roughly 292–389 € under the municipal tariff, calculated over 142 km by road.
Estimated cost of a regular metered taxi under the municipal tariff (base fare + per-kilometre rate, 2026). Tariffs are set per municipality by ordinance and may differ; only the meter in the vehicle is binding. Not a booking, no guarantee.
Karlsruhe
Karlsruhe is located in Baden-Württemberg, Germany.
| Coordinates (DMS) | 49° 0′ 24.80″ N, 8° 24′ 13.15″ O |
|---|---|
| Latitude | 49.01 |
| Longitude | 8.4 |
| Region | Baden-Württemberg |
| Country | Germany |
| Population | 309,050 |
Mainz
Mainz is located in Rheinland-Pfalz, Germany.
| Coordinates (DMS) | 49° 59′ 34.30″ N, 8° 14′ 50.11″ O |
|---|---|
| Latitude | 49.99 |
| Longitude | 8.25 |
| Region | Rheinland-Pfalz |
| Country | Germany |
| Population | 224,684 |
Midpoint of the route
The geographic midpoint between Karlsruhe and Mainz is at 49.5° N, 8.33° E.
The nearest town is Maxdorf, Rhein-Pfalz-Kreis, Rheinland-Pfalz — about 55 km from each city. If you are meeting halfway, that is roughly the place.
Frequently asked questions
How far is Karlsruhe from Mainz?
By car it is 142 km, with a driving time of about 1 h 30 min. The straight-line distance between Karlsruhe and Mainz is 110 kilometres (68 miles or 60 nautical miles).
How long does it take to drive from Karlsruhe to Mainz?
The driving distance is 142 km (OpenStreetMap/OSRM); the pure driving time by car is about 1 h 30 min (excluding traffic).
In which direction is Mainz from Karlsruhe?
Mainz lies to the N (354°) as seen from Karlsruhe.
How long is a flight from Karlsruhe to Mainz?
At a cruising speed of around 800 km/h, the pure flight time for the straight-line distance is about 38 minutes.
How much does a taxi from Karlsruhe to Mainz cost?
Over 142 km by road, a regular metered taxi from Karlsruhe to Mainz would cost roughly 292–389 € under the municipal tariff — base fare plus per-kilometre rate, 2026. Surcharges, waiting time and luggage are not included; only the meter in the vehicle is binding.
Distances from Karlsruhe
| Destination | By road |
|---|---|
| Karlsruhe → Pforzheim | 29 km |
| Karlsruhe → Heidelberg | 53 km |
| Karlsruhe → Mannheim | 68 km |
| Karlsruhe → Ludwigshafen | 72 km |
| Karlsruhe → Stuttgart | 80 km |
| Karlsruhe → Strasbourg | 83 km |
| Karlsruhe → Heilbronn | 91 km |
| Karlsruhe → Reutlingen | 104 km |
Distances from Mainz
| Destination | By road |
|---|---|
| Mainz → Wiesbaden | 16 km |
| Mainz → Rüdesheim am Rhein | 37 km |
| Mainz → Darmstadt | 41 km |
| Mainz → Frankfurt am Main | 44 km |
| Mainz → Bacharach | 45 km |
| Mainz → Offenbach | 50 km |
| Mainz → Oberwesel | 52 km |
| Mainz → Sankt Goar | 74 km |