There has been a fare freeze on public transport including Wairarapa commuter trains.
On Wednesday, Greater Wellington Regional Council voted to continue its public transport fare freeze for another year, including it in its Draft 10-Year Plan.
Earlier this month, chairwoman Fran Wilde said fares were unlikely to rise, thanks to the increasing number of people taking the train and lower-than-expected oil prices.
The success of the new Matangi train fleet and savings made through more people using the trains were also factors.
"Our focus on improving train networks has worked and has provided a major boost to train patronage numbers.