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Table 9. International Available Seat-Miles (ASMs) on U.S. Airlines, Seasonally-Adjusted, December 2017

International ASMs (seasonally-adjusted) in billions (000,000,000), Scheduled service only

Dataset Table:

2014 2015 2016 2017
January 27.0 27.8 28.1 28.5
February 27.3 27.7 28.1 28.6
March 27.6 27.8 28.2 28.6
April 27.3 27.9 28.1 28.9
May 27.4 27.9 28.3 29.0
June 27.7 27.8 28.3 29.1
July 27.6 28.1 28.2 29.1
August 27.5 28.2 28.3 29.0
September 27.4 28.2 28.3 28.7
October 27.4 27.8 28.2 29.2
November 27.8 27.9 27.7 29.0
December 27.8 28.2 28.4 29.1

Notes:

Available seat-miles are a measure of the capacity of air passenger transportation. An available seat-mile is equal to one aircraft seat carried one mile.

Source:

Bureau of Transportation Statistics, T-100 Segment