From published airline schedules as of 1 September 2026, cross-checked against award availability in 26 airline mileage programs, Seoul has nonstop service to 151 international and 4 domestic destinations. Pairs the programs sell only with a connection are left out.
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151 nonstop destinations
4 nonstop destinations
GMP, ICN
Who actually operates the nonstops, from published airline schedules as of 1 September 2026— ranked by the number of destinations each airline serves without a stop across GMP, ICN. Pick an airline for its full list; each destination below names its carriers.