They blocked approaches and also demonstrated inside the terminal building. Several flights were delayed and at least 27 people were arrested by the police.
After months of protests, the reform was temporarily halted, but in June Prime Minister Benjamin Netanyahu announced that the government was moving ahead with the plans after talks with the opposition on a compromise broke down.
According to the government, the reshuffle of the courts is necessary to give elected politicians more power and reduce the mandate of the Israeli Supreme Court. Critics argue that the plans could lead to a more authoritarian regime.