Cheapest Day to Buy Flights from New York to Seoul
New York to Seoul is 11,090 km (6,891 mi) great-circle — usually 12 h+ with at least 1 stop. Fares typically bottom out 3–12 weeks before departure; the calendar below shows the cheapest price for every day of the next 12 months.
Check live prices on Aviasales ↗Low Fare Calendar — New York to Seoul
When to book vs. when to fly — New York → Seoul
Live data from recent Aviasales searches for JFK → ICN, plus a booking rule of thumb.
Lowest indicative per-adult round-trip fares seen in Aviasales searches — confirmed live on the booking site before payment.
See the cheapest month’s fares ↗Search any date — New York → Seoul
Flight options — New York → Seoul
Recently-seen round-trip fares — click any flight for details, alternatives and booking.
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FAQ — JFK → ICN
How much is a flight from New York to Seoul?
Prices vary by season and departure day. The Low Fare Calendar on this page shows the cheapest fare for every day of the coming year between New York (JFK) and Seoul (ICN).
Which airlines fly from New York to Seoul?
The New York → Seoul route covers about 11,090 km and usually 12 h+ with at least 1 stop. Multiple carriers operate it — search FlyTiming to compare every airline and agency serving JFK → ICN in one search.
What is the cheapest day to fly from New York to Seoul?
It varies by month. The price card on this page highlights the cheapest month and the historically cheapest day of the week to fly this route — the Low Fare Calendar below marks low-fare days in green.
When is the best time to book flights from New York to Seoul?
As a rule of thumb, fares on international routes are usually lowest roughly 3–12 weeks before departure — and northern-summer peak (June–August) usually means the highest fares — book early or aim for the shoulder months. The calendar below is the fastest way to spot the cheapest months for New York → Seoul.