The taxpayer-funded air travel expenses of Labour's leadership contenders increased during the campaign period, the latest quarterly expenses disclosures show.
The eventual winner, Auckland-based David Cunliffe, had $14,071 of air travel in the July-to-September quarter, compared with $8538 in the previous quarter.
Rival Shane Jones, based in Northland, clocked up $21,184 in air travel compared with $13,430 the previous quarter.
Wellington-based Grant Robertson spent $9737, compared with $7921 the previous quarter.
Overall the Labour caucus air travel expenses were $14,000 higher in the July-to-September quarter than the previous quarter and $22,000 higher than the same quarter in 2012.