Fare Guide
Estimated lowest fares found within 7 days
Cheapest Airline
The cheapest airline(s) flying from Chicago to Seoul is Cathay Pacific.
Cheapest Month
October
Travel Period: April 2025 - March 2026
The cheapest month(s) to fly from Chicago to Seoul is October.
Cheapest Day of the Week
Monday
The cheapest day(s) of the week to fly from Chicago to Seoul is Monday.
Flight Schedules
Last Updated: Sun, 2 Mar, 2025
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What’s the most popular airline flying from Chicago to Seoul?
The most popular airline flying from Chicago to Seoul is Cathay Pacific. Find the latest flight deals on Wego.
How far is Seoul from Chicago?
The flight distance between Chicago and Seoul is 10510km. Check all available flights on Wego.
When is the earliest and latest flight of the day?
The earliest flight of the day departs at 10:30. The last flight of the day departs at 10:30. See the full list of flight times on Wego.
