The Airport Transit System at Chicago's O'Hare International Airport was down Thursday morning, officials confirmed, just as spring break travel begins to heat up.

O’Hare posted on X around 8:30 a.m. that the ATS is “temporarily out of service.” The ATS transports people to and from the Multi-Modal Facility for rental cars and economy parking to terminals.

O'Hare is a sprawling international airport, while Midway offers more convenient city access but fewer flights. ... 2 or 3 or via a free airport shuttle from Terminal 5.