Chicago (ORD) → Seoul (ICN)
About Chicago to Seoul Flights
Discover the best flights from Chicago to Seoul, covering 10,521 km in approximately 13h 39m. Chicago (ORD) to Seoul (ICN) is one of the major long-haul routes connecting United States and South Korea. With 7 major airlines operating this route, travelers have plenty of options to choose from. Whether you're traveling for business or leisure, our comprehensive guide helps you find the best deals, understand seasonal price variations, and choose the right airline for your journey from Chicago to Seoul.
12-Month Price History
Flight prices from Chicago to Seoul vary significantly throughout the year. February typically offers the best deals with average prices around $1828, while July sees the highest prices, averaging $3070. Savvy travelers can save up to 40% by choosing their travel dates wisely.
Best Time to Fly
Cheapest Month
February
Save up to 40% on average
Most Expensive
July
Peak season pricing
Book in Advance
158 days
For best prices
Booking Tips
For the best prices on Chicago to Seoul flights, we recommend booking 146 days in advance. International flights typically see price increases as the departure date approaches, so early booking is advisable. Tuesday and Wednesday departures often offer the lowest fares, while Friday and Sunday flights tend to be more expensive due to business and leisure travel demand. Consider flying early morning or late evening for additional savings, as these off-peak times usually have lower demand.
Airlines Serving This Route
| Airline | Economy | Business | First |
|---|---|---|---|
Kalitta Air K4 | $2830 | $11960 | $17040 |
Korean Air KE | $2990 | $12210 | $18310 |
American Airlines AA | $3130 | $12300 | $18150 |
Delta Air Lines DL | $3170 | $12290 | $16850 |
Asiana Airlines OZ | $3220 | $11520 | $19610 |
SkyWest Airlines OO | $3260 | $10820 | $15720 |
United Airlines UA | $3390 | $10940 | $17380 |
Kalitta Air
K4
Economy
$2830
Business
$11960
First
$17040
Korean Air
KE
Economy
$2990
Business
$12210
First
$18310
American Airlines
AA
Economy
$3130
Business
$12300
First
$18150
Delta Air Lines
DL
Economy
$3170
Business
$12290
First
$16850
Asiana Airlines
OZ
Economy
$3220
Business
$11520
First
$19610
SkyWest Airlines
OO
Economy
$3260
Business
$10820
First
$15720
United Airlines
UA
Economy
$3390
Business
$10940
First
$17380
Prices shown are estimates based on historical data. Actual prices may vary based on dates, availability, and current promotions.
Alternative Flight Options
Milwaukee → Seoul
Milwaukee Mitchell International (MKE) to Incheon International (ICN)
Distance: 10,424 km
Average price: $2163
Chicago → Seoul
Chicago Midway International (MDW) to Incheon International (ICN)
Distance: 10,545 km
Average price: $2186
Chicago → Seoul
O'Hare International (ORD) to Gimpo International (GMP)
Distance: 10,498 km
Average price: $2177
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Frequently Asked Questions
How long is the flight from Chicago to Seoul?
The flight time from Chicago (ORD) to Seoul (ICN) is approximately 13 hours and 39 minutes. This duration is for direct flights and may vary depending on aircraft type, weather conditions, and air traffic.
What is the distance between Chicago and Seoul?
The aerial distance between Chicago and Seoul is 10,521 kilometers (6,537 miles). This is the straight-line distance, which is used to calculate flight times.
Which airlines fly from Chicago to Seoul?
Several airlines operate flights between Chicago and Seoul, including American Airlines, United Airlines, Korean Air and 4 more airlines. Most flights on this route include one or more stops.
What is the cheapest month to fly from Chicago to Seoul?
Based on historical data, February typically offers the lowest airfares for flights from Chicago to Seoul. However, prices can vary based on holidays, events, and airline promotions. We recommend checking our price calendar for the most up-to-date information.
How far in advance should I book my flight to Seoul?
For the best prices on Chicago to Seoul flights, we recommend booking 125 days in advance. International flights generally require earlier booking than domestic routes.
Do I need a visa to travel from Chicago to Seoul?
Visa requirements depend on your nationality and the purpose of your visit. Citizens of United States traveling to South Korea should check the latest visa requirements. Visit our partner site visarequirements.io for detailed visa information.
What is the time difference between Chicago and Seoul?
Chicago operates on America/Chicago time zone, while Seoul is in the Asia/Seoul time zone. For current time differences and to plan your schedule, visit our partner site timezig.com for accurate timezone conversions.