Answer: nonstop

AnswerCrossword Clue
NONSTOPUninterrupted
NONSTOPExpress.
NONSTOPKind of flight.
NONSTOPType of flight.
NONSTOPContinuously.
NONSTOPTalker of sorts.
NONSTOPAirline term.
NONSTOPKind of flight
NONSTOPLike certain flights
NONSTOPCertain flights
NONSTOPDirect flight
NONSTOPLondon-Khartum flight.
NONSTOPAirline adjective
NONSTOPLike express trains
NONSTOPLike a workaholic's workday?
NONSTOPInterminable
NONSTOPGoing on and on
NONSTOPIncessantly
NONSTOPStraight through
NONSTOP24-hour
nonstopContinuing without stopping or pausing
NONSTOPAirport-board word
NONSTOPLike a transatlantic flight
NONSTOPLike some flights
NONSTOPWithout a break
NONSTOPWithout letup
NONSTOP24-7
NONSTOPWithout interruption
NONSTOPIncessant
NONSTOPLike a direct flight
NONSTOPExpress
NONSTOPContinuous
NONSTOPAirport-screen word
NONSTOPLike expresses
NONSTOPEndless
NONSTOPWithout pause
NONSTOPWith no relief
NONSTOPFlight descriptor
NONSTOPWith no layovers
NONSTOPAlways going