Why “Is one hour enough?” needs more context
The scheduled layover is only one part of a connection. Deplaning, terminal movement, border control, security, baggage and whether the airline protects the connection can each change the practical margin. Personal familiarity changes stress even when the objective route is identical.
Usable minutes
Very short connections receive a steep pressure penalty rather than a simple linear score.
What happens between flights
Immigration, security, rechecking bags and changing airports consume different amounts of margin.
One ticket or self-transfer
A separate-ticket transfer is harder because disruption protection may be limited.
Is a one-hour layover enough?
Sometimes. A protected domestic connection in one terminal may be reasonable, while a self-transfer with immigration and checked baggage may be unrealistic. This calculator shows that distinction. Always check the operating airline’s minimum connection rules and the airport’s current guidance before booking.
Layover questions
Does “minimum connection time” mean the connection is comfortable?
No. A published or airline-accepted minimum is an operational threshold, not a personal comfort recommendation and not a guarantee against delays.
How much extra time does a self-transfer need?
It depends on entry rules, baggage, terminal layout and ticket protection. Self-transfers generally need materially more margin than a protected through-ticket.
Can a layover be too long?
It may be safe from a missed-flight perspective but still add fatigue, waiting and schedule disruption. The calculator adds a smaller penalty for very long waits.