Compare Medium Haul

Train vs Flight: Kiel Hbf to Ulm Hbf

🇩🇪 Kiel Hbf → 🇩🇪 Ulm Hbf · 658 km

Verdict

Flight is faster by 26m door-to-door, but train produces 84% less CO2 — worth considering.

On this medium-haul route from Kiel Hbf to Ulm Hbf, the flight is faster door-to-door, but the train is a greener alternative — saving 141 kg of CO2 per passenger. If your schedule allows extra travel time, the train offers a comfortable, eco-friendly journey.

Comparison

Train
Flight
Journey time 3h 13m 47m
Door-to-door

incl. check-in / airport

3h 43m

+30 min at station

3h 17m

+2h 30min at airport

CO2 emissions

avg. estimate per passenger

27,0 kg 167,8 kg
Est. ticket price

rough estimate only

~€53 ~€79
City centre arrival Central station Airport (outside city)

* Price and CO2 figures are rough average estimates. Actual values vary by booking class, date, operator, and energy mix. Journey times are based on existing route data or standard speed assumptions.

CO2 Savings

Save 140,8 kg CO2 — 84% less than flying

Train: 27,0 kg CO2 · Flight: 167,8 kg CO2 (41g/km train vs 255g/km flight, European averages incl. radiative forcing)

Train
27,0 kg
Flight
167,8 kg

Door-to-Door Breakdown

Train

Check-in at station 30 min
Journey time 3h 13m
Total door-to-door 3h 43m

Flight

Faster door-to-door
Airport overhead 2h 30 min
Flight time 47m
Total door-to-door 3h 17m

Train tickets for this route

Kiel Hbf → Ulm Hbf · full route details

View route details →

Frequently Asked Questions

Is train or flight faster from Kiel Hbf to Ulm Hbf?
Flight is faster from Kiel Hbf to Ulm Hbf, taking 3h 17m door-to-door versus 3h 43m for the train. However, the train produces 84% less CO2.
How much CO2 does the Kiel Hbf–Ulm Hbf train vs flight produce?
For the Kiel Hbf to Ulm Hbf route (658 km straight-line), the train produces approximately 27,0 kg of CO2 per passenger, while the flight produces approximately 167,8 kg. Taking the train saves 140,8 kg of CO2 — a 84% reduction. These are average estimates based on European averages (train: 41g CO2/km, flight: 255g CO2/km including radiative forcing).
What is the door-to-door travel time for train vs flight Kiel Hbf to Ulm Hbf?
Door-to-door travel time from Kiel Hbf to Ulm Hbf:
  • Train: 3h 43m total (3h 13m journey + 30 min station check-in)
  • Flight: 3h 17m total (47m flight + 2h 30min airport overhead for check-in, security, boarding, and taxi)
Is the Kiel Hbf to Ulm Hbf train worth it vs flying?
On this medium-haul route from Kiel Hbf to Ulm Hbf, the flight is faster door-to-door, but the train is a greener alternative — saving 141 kg of CO2 per passenger. If your schedule allows extra travel time, the train offers a comfortable, eco-friendly journey.
How far is Kiel Hbf from Ulm Hbf?
The straight-line distance from Kiel Hbf to Ulm Hbf is 658 km. The actual rail distance will be longer (typically ~1.3× the straight-line distance) due to track routing.

Stations

Other routes from Kiel Hbf

Daten zuletzt aktualisiert: 2026-02-27