Compare Medium Haul

Train vs Flight: Hamburg Hbf to Ulm Hbf

🇩🇪 Hamburg Hbf → 🇩🇪 Ulm Hbf · 573 km

Verdict

Train and flight are similar in door-to-door time, but the train produces 84% less CO2.

On this medium-haul route from Hamburg Hbf to Ulm Hbf, the train is competitive with flying when you factor in airport overhead. You also save 123 kg of CO2 — equivalent to 84% fewer emissions. For travellers who value comfort, city-centre arrivals, and sustainability, train is recommended.

Comparison

Train
Flight
Journey time 2h 50m 41m
Door-to-door

incl. check-in / airport

3h 20m

+30 min at station

3h 11m

+2h 30min at airport

CO2 emissions

avg. estimate per passenger

23.5 kg 146.1 kg
Est. ticket price

rough estimate only

~€46 ~€69
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 122.6 kg CO2 — 84% less than flying

Train: 23.5 kg CO2 · Flight: 146.1 kg CO2 (41g/km train vs 255g/km flight, European averages incl. radiative forcing)

Train
23.5 kg
Flight
146.1 kg

Door-to-Door Breakdown

Train

Check-in at station 30 min
Journey time 2h 50m
Total door-to-door 3h 20m

Flight

Airport overhead 2h 30 min
Flight time 41m
Total door-to-door 3h 11m

Train tickets for this route

Hamburg Hbf → Ulm Hbf · full route details

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Frequently Asked Questions

Is train or flight faster from Hamburg Hbf to Ulm Hbf?
Train and flight are very similar in door-to-door time from Hamburg Hbf to Ulm Hbf. The train takes 3h 20m and the flight takes 3h 11m. The train is the greener choice, saving 84% CO2.
How much CO2 does the Hamburg Hbf–Ulm Hbf train vs flight produce?
For the Hamburg Hbf to Ulm Hbf route (573 km straight-line), the train produces approximately 23.5 kg of CO2 per passenger, while the flight produces approximately 146.1 kg. Taking the train saves 122.6 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 Hamburg Hbf to Ulm Hbf?
Door-to-door travel time from Hamburg Hbf to Ulm Hbf:
  • Train: 3h 20m total (2h 50m journey + 30 min station check-in)
  • Flight: 3h 11m total (41m flight + 2h 30min airport overhead for check-in, security, boarding, and taxi)
Is the Hamburg Hbf to Ulm Hbf train worth it vs flying?
On this medium-haul route from Hamburg Hbf to Ulm Hbf, the train is competitive with flying when you factor in airport overhead. You also save 123 kg of CO2 — equivalent to 84% fewer emissions. For travellers who value comfort, city-centre arrivals, and sustainability, train is recommended.
How far is Hamburg Hbf from Ulm Hbf?
The straight-line distance from Hamburg Hbf to Ulm Hbf is 573 km. The actual rail distance will be longer (typically ~1.3× the straight-line distance) due to track routing.

Stations

Other routes from Hamburg Hbf

Data last updated: 2026-02-27