The study by William Russell analysed the average public transport costs from around the world, to reveal the cities with the cheapest public transport costs.
The top 5 cities with the cheapest public transport:
| Rank | City | Country | Average Public Transport Cost GBP | Average Public Transport Cost USD | Average Public Transport Cost EUR |
| 1 | Buenos Aires | Argentina | £0.12 | $0.15 | €0.14 |
| 2 | Tehran | Iran | £0.37 | $0.47 | €0.42 |
| 3 | Rio de Janeiro | Brazil | £0.71 | $0.90 | €0.81 |
| 4 | Singapore | Singapore | £1.14 | $1.43 | €1.29 |
| 5 | Hong Kong | China | £1.22 | $1.53 | €1.39 |
- Buenos Aires, Argentina, is the cheapest city for public transport, with an average ticket costing £0.12. Buenos Aires is a major port and the most populous city in Latin America, however it received a score of 0.59 for eco-friendly transport.
- Rio de Janeiro also scored well for being one of the cheapest cities for public transport, with an average ticket costing £0.71.Although the city’s public transportation is reasonably priced, it has a score of 2.94 for eco-friendly transport.
- The average cost of a public transport ticket inSingapore and Hong Kong is between £1.14 and £1.22, ranking them both among the cheapest cities for public transport.
Further Study Insights:
- Stockholm, Sweden, has the most costly public transport, with an average ticket costing £3.03.
- Paris recorded the best score for its eco-friendly transport options, scoring an outstanding 10 out of 10.
- New York City has the most metro routes in the world, with 28 metro routes operating. It is one of the biggest rapid transit systems in the world, with 472 stations and 394 km of routes across 1112 km of track.
- New York excelled with its number of shared bikes available, and there were 25,247 available at the time of writing.
- Oslo has the most public transport stops in the world,when compared to its population, with 586 stops per 100,000 people.
