DFW to Seoul (ICN) Flight Time: ~14.5 Hours Nonstop

Nonstop flights from Dallas/Fort Worth (DFW) to Seoul Incheon (ICN) average 14 hours 30 minutes westbound; 13 hours 30 minutes eastbound.

Key Variables

• Distance: ~6,800 mi (10,940 km) great-circle.
• Wind: Jet stream adds/subtracts 60–90 min seasonally.
• Aircraft: B777-300ER, B787-9, A350-900 – similar cruise (~Mach 0.85).
• Carriers: Korean Air (KE), Asiana (OZ), American (AA) – daily/seasonal.

With Connections

1-stop (LAX, SFO, SEA, NRT, HKG, TPE): 17–22 hours. Often cheaper.

Time Zones

• ICN = UTC+9 (no DST).
• DFW = UTC-6 (CST) / UTC-5 (CDT, Mar–Nov).
• Difference: 14 hrs (winter) / 15 hrs (summer).

Tips

• Book early for KE/Asiana premium economy—best value.
• Hydrate, move, adjust sleep pre-flight—14+ hrs is physiologically taxing.