This is the 12341st most frequent Turkish word.
havaalanından
"From the airport."
In this sentence, 'havaalanından' indicates the location from which the action (boarding the plane) was performed, specifying a starting point.
Havaalanından uçağa bindik.
We boarded the plane from the airport.
Here, 'havaalanından' describes the origin of the passengers, indicating where they are coming from.
Havaalanından gelen yolcular otobüse biniyorlar.
The passengers coming from the airport are boarding the bus.
In this context, 'havaalanından' sets the starting point for traveling to another location (the city), specifying the departure location.