Regulation · 14 CFRCurrent as of November 6, 2026 (eCFR)
14 CFR Part 117 App. 2 Table B to Part 117—Flight Duty Period: Unaugmented Operations
A reference copy of the official regulation text for study. It is not legal advice or an FAA interpretation; always confirm against the current official source.
| Scheduled time of start (acclimated time) | Maximum flight duty period (hours) for lineholders based on number of flight segments | ||||||
|---|---|---|---|---|---|---|---|
1 | 2 | 3 | 4 | 5 | 6 | 7 + | |
0000-0359 | 9 | 9 | 9 | 9 | 9 | 9 | 9 |
0400-0459 | 10 | 10 | 10 | 10 | 9 | 9 | 9 |
0500-0559 | 12 | 12 | 12 | 12 | 11.5 | 11 | 10.5 |
0600-0659 | 13 | 13 | 12 | 12 | 11.5 | 11 | 10.5 |
0700-1159 | 14 | 14 | 13 | 13 | 12.5 | 12 | 11.5 |
1200-1259 | 13 | 13 | 13 | 13 | 12.5 | 12 | 11.5 |
1300-1659 | 12 | 12 | 12 | 12 | 11.5 | 11 | 10.5 |
1700-2159 | 12 | 12 | 11 | 11 | 10 | 9 | 9 |
2200-2259 | 11 | 11 | 10 | 10 | 9 | 9 | 9 |
2300-2359 | 10 | 10 | 10 | 9 | 9 | 9 | 9 |
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