Table 19. Systemwide Available Seat-Miles (ASMs) on U.S. Airlines, Unadjusted, January 2018
Systemwide (Domestic + International) ASMs (unadjusted) in billions (000,000,000), Scheduled service only
Dataset Table:
| 2015 | 2016 | 2017 | 2018 | |
|---|---|---|---|---|
| January | 83.4 | 86.3 | 90.0 | 93.0 |
| February | 74.5 | 82.0 | 81.4 | |
| March | 90.3 | 94.2 | 96.8 | |
| April | 88.6 | 91.6 | 94.8 | |
| May | 92.8 | 96.4 | 99.5 | |
| June | 95.7 | 99.9 | 103.7 | |
| July | 101.0 | 104.4 | 108.6 | |
| August | 98.6 | 101.8 | 105.8 | |
| September | 87.3 | 90.4 | 91.4 | |
| October | 89.5 | 92.2 | 96.4 | |
| November | 84.9 | 86.9 | 90.3 | |
| December | 90.3 | 93.0 | 96.3 | |
| 1 Mo. Total | 83.4 | 86.3 | 90.0 | 93.0 |
| Yr. Total | 1,076.9 | 1,119.1 | 1,155.0 | |
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