Taegu (TAE) — Qingdao (TAO): how long is the flight?
TAE — TAO: scheduled duration in the saved data is 2 hr, the median of available flights.
TAE — TAO: what is the distance?
The straight-line distance between airports TAE and TAO is about 745 km, not the actual flight path.
Airlines on this route
The saved board for TAE — TAO lists these airlines: Qingdao Airlines.