August is the cheapest month to fly this route, with average fares around $1206 round trip.
Average round-trip fares by departure month, based on current availability.
| Month | Avg Price | Lowest | Relative Cost | |
|---|---|---|---|---|
| May 2026 | $1396 | $1179 | ||
| June 2026 | $1450 | $1179 | Peak | |
| July 2026 | $1280 | $1030 | ||
| August 2026 | $1206 | $1080 | Best |
Departing on Tuesday offers the lowest average fares at $1276. Saturday departures are the most expensive at $1451, a difference of $175.
The best time to fly is August. Set up an alert and we'll notify you when prices drop.
Get Started Free →The cheapest month to fly from New York to Seoul is August, with average round-trip fares around $1206. The lowest fare found in August is $1080.
Tuesday departures are the cheapest, averaging $1276 round trip. The most expensive day is Saturday at $1451.
Based on current pricing trends, booking for August travel offers the best value. Avoid June if possible, as fares average $1450 compared to $1206 in the cheapest month. May is a solid middle-ground option at $1396.
Flying in August instead of June can save you approximately $244 per round trip. The cheapest month averages $1206 while the most expensive averages $1450.
Airlines, flight times, price calendar, and more for New York to Seoul
View JFK → ICN Details