Police and a protest group calling itself the Resistance Collective confirmed the early-morning incident at the airfield where Merz, a hobby pilot, parks his plane.
During his first official visit, German Chancellor Friedrich Merz and India's PM Modi discussed trade, technology, and green development, aiming to reduce reliance on China.
The record figures occurred under the watch of the country's conservative chancellor, Friedrich Merz, who pledged to tighten border controls when he came to power last May.
Munich Airport, one of Germany 's biggest, was forced to cancel flights late on Thursday and Friday, before reopening from 7.00am local time (6.00am BST) on Saturday.
Speaking in an interview on Sunday with German public broadcaster ZDF, Merz said he has not lost hope about the ceasefire or peace talks but “harbours no illusions".
Merz’s comments come amid a sea change of opinion among a number of Western countries about how the war in Gaza is being fought and the resulting humanitarian crisis.