Seoul to Belgrade
10h 40m The flight from Incheon International Airport (ICN) to Belgrade Nikola Tesla Airport (BEG) covers 8,251 km (5,127 miles) and takes approximately 10h 40m gate to gate for a typical jet.
The route heads north-west on an initial great-circle bearing of 315°, passing near 55.4° N, 77.6° E at its midpoint.
The route
The great-circle path — the shortest line between the two airports across the curve of the earth. On a flat map it looks bent; on a globe it is straight.
Flight time at different cruise speeds
Aircraft type, winds and routing all move the real number. This is the same distance flown at different speeds, plus the 25-minute ground and climb allowance.
| Typical of | Cruise speed | Airborne | Gate to gate |
|---|---|---|---|
| Turboprop / regional | 550 km/h | 15h 00m | 15h 25m |
| Narrowbody jet (A320, 737) | 780 km/h | 10h 35m | 11h 00m |
| Widebody jet (777, 787, A350) | 900 km/h | 9h 10m | 9h 35m |
| Private jet (Gulfstream) | 850 km/h | 9h 42m | 10h 08m |
Headwinds on an eastbound long-haul routinely add 30–60 minutes; the same route westbound can be quicker. Airlines publish schedules with padding built in.
Both airports
| ICN | BEG | |
|---|---|---|
| Airport | Incheon International Airport | Belgrade Nikola Tesla Airport |
| City | Seoul | Belgrade |
| Country | South Korea | Serbia |
| ICAO | RKSI | LYBE |
| Coordinates | 37.4691, 126.451 | 44.8184, 20.3091 |
| Elevation | 23 ft | 335 ft |
Questions
How long is the flight from Seoul to Belgrade?
A non-stop flight from Seoul (ICN) to Belgrade (BEG) takes about 10h 40m. The great-circle distance is 8,251 km (5,127 miles, 4,455 nautical miles), flying north-west on an initial bearing of 315°.
How far is Seoul from Belgrade?
8,251 kilometres in a straight line over the earth's surface — 5,127 miles or 4,455 nautical miles. Actual flown distance is usually 2–5% longer because aircraft follow airways, avoid weather and route around restricted airspace.
Is there a non-stop flight between ICN and BEG?
This page calculates the direct-line time and distance; it does not track airline schedules. At 8,251 km the route is comfortably within range of a non-stop service if an airline chooses to fly it. Check an airline or booking site for what is actually scheduled.
What should I expect on a 10h 40m flight?
Anything past six hours is a long-haul flight: expect at least one meal service, a significant time-zone shift, and enough sitting that circulation and hydration start to matter. Cabin altitude, dry air and disrupted sleep do more damage to a training routine than the flight itself.
Airport coordinates from OurAirports (public domain). Distance is a great-circle calculation; flight time uses the model described on the method page. Flight times are great-circle estimates for planning only — always check the airline's published schedule.