Airline Customer Service Improvement Act

Airline Customer Service Improvement Act - Directs the Secretary of Transportation to increase Department of Transportation (DOT) resources allocated to providing: (1) airline passenger consumer protection and related services; and (2) oversight and enforcement of laws and regulations that provide protection for air travelers.

Amends Federal aviation law to require each large air carrier to incorporate in its contract of carriage: (1) the provisions of the Airline Customer Service Commitment executed by the Air Transport Association on June 17, 1999; and (2) its customer service plan developed in accordance with the Commitment.

Requires each large air carrier to institute specified practices with respect to flight information disclosure, lowest fares, the on-time performance and cancellation rate for chronically-delayed or canceled flights, a customer service quality assurance and performance measurement system, realistic performance goals for reducing the number of mishandled bags, and comprehensive reports of frequent flyer redemption information.

Requires the Secretary to initiate a rulemaking to amend DOT regulations to: (1) consider establishing a uniform check-in deadline and to require air carriers to disclose their policies on how such deadlines apply to passengers making connections; and (2) increase the maximum amount of denied boarding compensation for passengers denied boarding involuntarily (bumped).

Directs the Secretary to prescribe regulations to establish minimum standards for resuscitation, emergency medical, and first-aid equipment and supplies to be carried on board an aircraft operated by an air carrier that is capable of carrying at least 30 passengers.