TSA, the airport administration, and airline companies advise travelers to reach the airport at least two hours before the scheduled departure time.
Passengers should verify the check-in procedures with the airline. Online check-in is also accessible with most airlines. All ticket counters can be found on the first floor of the terminal.
From 1st October 2020, every US citizen will need to have a REAL ID-compliant license document to board a commercial aircraft. Alternative documents, such as a passport and state-issued Enhanced Driver's License, are also acceptable. The Act does not forbid an agency from allowing other forms of identification documents. Children 18 or below are not required to provide identification while traveling with a companion within the US. The companion will need to present an acceptable license.
A federal passenger inspection facility is located on the north cargo ramp, and another inspection facility is under the south concourse. The facility can handle 250 passengers every hour. All baggage is screened for dangerous items such as explosives before being loaded on the aircraft. The explosive detection machine was first used in 2002, and superior CT-80 explosive detection devices were used in 2010.
If flying with a large group, it is wise to leave extra time for security procedures and check-in process. Passengers should also find out the carry-on and checked baggage limits from the airline as further fees and restrictions may apply with different airlines. Customer Service's of the airline companies work 24 hours to provide support for their clients. Travelers are permitted to bring pets in with carriers to Greenville-Spartanburg International Airport. Service animals are the only animals allowed inside the airport premises without their carriers.
For these passengers who need special assistance, the airline should be notified before arriving at the airport. Most companies have reservation systems that let travelers name their specific needs, and will accommodate them.