Aviation Dictionary

Extended Operations (ETOPS)

Means an airplane flight operation, other than an all-cargo operation in an airplane with more than two engines, during which a portion of the flight is conducted beyond a time threshold identified in part 121 or part 1...

Dictionary Term

Extended Operations (ETOPS)

Definition

Means an airplane flight operation, other than an all-cargo operation in an airplane with more than two engines, during which a portion of the flight is conducted beyond a time threshold identified in part 121 or part 135 of this chapter that is determined using an approved one-engine-inoperative cruise speed under standard atmospheric conditions in still air.

References

14 C.F.R. Part 1, Federal Aviation Administration, 2026