Ever tried planning a trip across Europe and wondered: why are flights so cheap while trains cost a fortune? It’s not unusual to find a €15 flight and a €300 train ticket for the same day, same destination. How does that make any sense? If trains are the greener option, why are we basically being punished for choosing them?

The difference in prices isn’t a coincidence, it’s the result of a transport system that rewards pollution. We analysed 142 routes across 31 countries and the result shows that for a majority of cross-border trips, rail remains far more expensive than air. Here are 3 key reasons why: 

1. Aviation enjoys unfair tax privileges

You might have heard colourful slogans from low-cost airlines like “Nothing beats a cheap-flight holiday!” but the reality is the planet is paying the extra cost of cheap flight tickets. Polluting air travel is subsidised and it’s the biggest contributor to transport emissions. Aviation fuel remains untaxed across most of Europe. This mode of transport enjoys several financial benefits like:

Paris-Charles De Gaulle (CDG) Airport, France. © Lorraine Turci / Greenpeace
Air France aircrafts parks at Paris-Charles de Gaulle Airport. © Lorraine Turci / Greenpeace

2. Green travel gets penalised

Train trips can cost up to 26 times more than flights, as the most extreme example found shows: Barcelona to London costs just €14.99 by plane, compared to €389 by train. The current system is making climate-friendly travel harder. Unlike aviation, rail operators are charged with:

  • Energy taxes
  • VAT in many countries
  • High infrastructure fees
  • Track access fees

The problems don’t stop at pricing, for people with reduced mobility, train travel can be even more inaccessible as rail networks are left with crumbling infrastructure and fewer connections because of underfunding and neglect.

Public Transport 9 Euro Ticket Starts in Hamburg. © Gesche Jäger / Greenpeace
In June, July and August 2022, everyone can use local public transport throughout Germany for 9 euros a month. The 9-Euro-Ticket is valid on all means of public transport (such as RB, RE, U-Bahn, S-Bahn, bus, streetcar). Passengers at Hamburg Central Station.
© Gesche Jäger / Greenpeace

3. Tax and climate injustice 

When you have to decide between a €15 flight and a €300 train ticket for the same day journey, it’s not a fair choice. What may seem like consumer freedom or cost preferences is a system of distorted prices, tax injustice, and political inaction. Most people are inclined to choose flights not because they want to, but because they’re being steered to that option by a system that has quietly made green travel the more expensive and inaccessible option.

What needs to change

As the world grapples with record wildfires, droughts and heatwaves, aligning transport pricing with climate objectives is essential. Governments need to stop rewarding pollution. We are calling for climate tickets, fair pricing and a tax on the super-rich to fund better rail services.

We need a transport system that puts people and the planet first. Train travel is the greener choice and it shouldn’t come with a higher price tag.

Action to Block Heliport Lago ahead of WEF, Davos. © Daniel Müller / Greenpeace
Davos, 20 January 2025 – Greenpeace activists from various countries blocked the arrivals of the participants of the World Economic Forum in Davos, Switzerland at the heliport Lago. The Greenpeace International peaceful protest aimed to hold polluting elites accountable and call on governments to tax the super-rich to fund climate, environmental and social action.
© Daniel Müller / Greenpeace
Activists Block Heliport Lago ahead of WEF, Davos. © Miriam Künzli / Greenpeace
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Jackie Zamora is European social economic engagement lead for Greenpeace’s Fair Share campaign.