The Ministers of Foreign Affairs and Trade were the biggest spenders in Cabinet on overseas travel last year .
Just over $611,000 was approved by Cabinet for international travel by Foreign Affairs Minister Murray McCully and his staff.
Slightly more than $581,000 was approved for Trade Minister Tim Groser.
Prime Minister John Key spent $247,537.
Overall, spending on overseas travel by ministers has risen slightly in recent years.
Last year, the total was $3,026,277 and in 2010 it was $3,009,055.
The figure was lower in 2011, at $2,043,994, as ministers stayed closer to home to campaign during election year.
