Compare Long Haul (>1500 km)

Train vs Flight: San Cristóbal to Ulm Central

Q: Is train or flight faster from San Cristóbal to Ulm Central?

Flight is faster from San Cristóbal to Ulm Central, taking 4h 18m door-to-door versus 7h 45m for the train. However, the train produces 84% less CO2.

🇪🇸 San Cristóbal → 🇩🇪 Ulm Central · 1 526 km

Verdict

Flight is significantly faster (4h 18m vs 7h 45m door-to-door) on this long-haul route.

On this long-haul route from San Cristóbal to Ulm Central, flying is typically the practical choice for most travellers. However, if you have the time, overnight trains may offer a scenic alternative while reducing your carbon footprint by 326 kg (84%).

Comparison

	Train	Flight ✓
Journey time	7h 15m	1h 48m
Door-to-door incl. check-in / airport	7h 45m +30 min at station	4h 18m +2h 30min at airport
CO2 emissions avg. estimate per passenger	62,6 kg	389,1 kg
Est. ticket price rough estimate only	~€122	~€183
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 326,5 kg CO2 — 84% less than flying

Train: 62,6 kg CO2 · Flight: 389,1 kg CO2 (41g/km train vs 255g/km flight, European averages incl. radiative forcing)

Train

62,6 kg

Flight

389,1 kg

Door-to-Door Breakdown

Train

Check-in at station 30 min

Journey time 7h 15m

Total door-to-door 7h 45m

Flight

Faster door-to-door

Airport overhead 2h 30 min

Flight time 1h 48m

Total door-to-door 4h 18m

Train tickets for this route

San Cristóbal → Ulm Central · full route details

View route details →

Frequently Asked Questions

Is train or flight faster from San Cristóbal to Ulm Central?

Flight is faster from San Cristóbal to Ulm Central, taking 4h 18m door-to-door versus 7h 45m for the train. However, the train produces 84% less CO2.

How much CO2 does the San Cristóbal–Ulm Central train vs flight produce?

For the San Cristóbal to Ulm Central route (1526 km straight-line), the train produces approximately 62,6 kg of CO2 per passenger, while the flight produces approximately 389,1 kg. Taking the train saves 326,5 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 San Cristóbal to Ulm Central?

Door-to-door travel time from San Cristóbal to Ulm Central:

Train: 7h 45m total (7h 15m journey + 30 min station check-in)
Flight: 4h 18m total (1h 48m flight + 2h 30min airport overhead for check-in, security, boarding, and taxi)

Is the San Cristóbal to Ulm Central train worth it vs flying?

How far is San Cristóbal from Ulm Central?

The straight-line distance from San Cristóbal to Ulm Central is 1 526 km. The actual rail distance will be longer (typically ~1.3× the straight-line distance) due to track routing.