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It is important to understand airline fares so that you can be aware of
the benefits and limitations of each. This page covers GSA Contract Airfare w/ Limited Availability, GSA Contract Airfare, and more.
GSA Contract Airfare w/ Limited Availability - (also known as “_CA”). Offers the same
flexibility as the GSA Contract fares (YCA) but has a deeper discount because these are capacity
controlled so the number of seats that the Government can purchase is limited.
GSA Contract Airfare - (also known as “YCA”). Government contracted fares that offer
considerable discount and flexibility when compared to commercial fares that are available to the
general public. Government contract fares, known as GSA City Pair fares, are
refundable/changeable, have no advance purchase/ticketing requirement, and have no capacity
controls so there is no limit to the number of seats that the Government can purchase.
Other Gov’t Airfare - (also known as “DG” or “CATZ”). These are non-contract Government fares
that include discounted Government fares (DG) or Category Z (CATZ), and constructed City Pair
fares. The discounted Government fares and Category Z fares are competitive airfares available to
Government travelers on official travel. The cost may be the same or less than a GSA contract City
Other Airfare - These fares are available to the general public. These fares often cost more than
Contract City Pair or non-contract fares, and may have advance purchase requirements or