South West Trains has confirmed that fares on its services will rise by an average of 2.3% from next month.
The cost of a single journey will rise by an average of 9.5pence, the lowest increase for five years.
Separately, the Government confirmed in Wednesday’s Autumn Statement that season tickets and other fares it regulates will rise by 2.5%.
Rail passengers can check ticket prices for 2015 at stations, online at southwesttrains.co.uk or through National Rail Enquiries.
Money from fares goes towards running and maintaining the railway which benefits every household in the country, by improving journeys, creating employment and helping to boost the economy.
Over the next five years, Network Rail is spending on average £27m a day building and maintaining a better railway that benefits passengers, communities and businesses across Britain alongside commitments made by train companies to improve services.