Compare Medium Haul

Train vs Flight: Portsmouth Puerto to Romont

Q: Is train or flight faster from Portsmouth Puerto to Romont?

Flight is faster from Portsmouth Puerto to Romont, taking 3h 23m door-to-door versus 6h 43m for the train. However, the train produces 84% less CO2.

Q: What is the door-to-door travel time for train vs flight Portsmouth Puerto to Romont?

Door-to-door travel time from Portsmouth Puerto to Romont: Train takes 6h 43m total (6h 13m journey + 30 min station check-in). Flight takes 3h 23m total (53m flight + 2.5 hours airport overhead for check-in, security, boarding, and taxi).

🇬🇧 Portsmouth Puerto → 🇨🇭 Romont · 744 km

Verdict

Flight is faster by 3h 20m door-to-door, but train produces 84% less CO2 — worth considering.

On this medium-haul route from Portsmouth Puerto to Romont, the flight is faster door-to-door, but the train is a greener alternative — saving 159 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	6h 13m	53m
Door-to-door incl. check-in / airport	6h 43m +30 min at station	3h 23m +2h 30min at airport
CO2 emissions avg. estimate per passenger	30,5 kg	189,7 kg
Est. ticket price rough estimate only	~€60	~€89
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 159,2 kg CO2 — 84% less than flying

Train: 30,5 kg CO2 · Flight: 189,7 kg CO2 (41g/km train vs 255g/km flight, European averages incl. radiative forcing)

Train

30,5 kg

Flight

189,7 kg

Door-to-Door Breakdown

Train

Check-in at station 30 min

Journey time 6h 13m

Total door-to-door 6h 43m

Flight

Faster door-to-door

Airport overhead 2h 30 min

Flight time 53m

Total door-to-door 3h 23m

Train tickets for this route

Portsmouth Puerto → Romont · full route details

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Frequently Asked Questions

Is train or flight faster from Portsmouth Puerto to Romont?

Flight is faster from Portsmouth Puerto to Romont, taking 3h 23m door-to-door versus 6h 43m for the train. However, the train produces 84% less CO2.

How much CO2 does the Portsmouth Puerto–Romont train vs flight produce?

For the Portsmouth Puerto to Romont route (744 km straight-line), the train produces approximately 30,5 kg of CO2 per passenger, while the flight produces approximately 189,7 kg. Taking the train saves 159,2 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 Portsmouth Puerto to Romont?

Door-to-door travel time from Portsmouth Puerto to Romont:

Train: 6h 43m total (6h 13m journey + 30 min station check-in)
Flight: 3h 23m total (53m flight + 2h 30min airport overhead for check-in, security, boarding, and taxi)

Is the Portsmouth Puerto to Romont train worth it vs flying?

How far is Portsmouth Puerto from Romont?

The straight-line distance from Portsmouth Puerto to Romont is 744 km. The actual rail distance will be longer (typically ~1.3× the straight-line distance) due to track routing.