Flights San Jose — Seoul is a popular route. The straight-line distance is 13 823 km. Flight time 16h 46m. Time difference +15h.
The minimum price for the next 3 months — from $827 (29.11.2026). The cheapest dates are highlighted in the calendar above.
The average ticket price — $839, ranging from $827 to $850. Book 1–3 months in advance to get the best deals.