Fare class B is a revenue fare/booking class of service that is marketed as Main Cabin on Delta Air Lines mainline and code share flights. This fare class is considered a full fare ticket that is eligible for complimentary upgrades.

Also referred to as: Booking Class B, Booking Code B, Fare Class B, Ticket Code B, Class B, B Fare or Main Cabin (B)

Delta Fare Class B Frequently Asked Questions