The cheapest times to fly from ORD to ICN are

  • January 29th to May 13th (except the weeks of February 19th and March 26th)
  • August 27th to December 2nd (except the week of September 3rd)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from ORD to ICN is mid October. Prices can be as high as $1579 for Sunday flights during mid December, or as low as $728 for Wednesday flights around mid October.


When to Fly to Seoul

Flying from Chicago, IL (ORD) to Seoul (ICN) will usually cost between $788 to $1207 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid October with an average ticket price of $824. Due to high demand the most expensive time to fly is mid December, with an average price of $1385. Planning your trip to low-cost times can easily save you $562 on economy flights and even more on first-class flights. Generally, any price below $944 can be considered a good price for a round-trip ORD to ICN flight.

See below for a graph of average weekly prices for the ORD to ICN route. All prices are for round-trip tickets in USD.

ORD to ICN Flight Prices

Compared to other flights, the ORD to ICN flight is priced close to the average and costs about as much as the average flight leaving from Chicago. The average price per mile (for a direct flight) is $0.09, which is far below average.


Flight Prices by Day of the Week

Wednesday is usually the cheapest day to depart and return on this flight. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $128 (12%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Wednesday and returning a week later will cost an average of $895. Return trip prices are from the ICN to ORD flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from ORD to ICN can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 12 hour 45 minutes may be realistic.


Flight Hacking ORD to ICN

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from ORD to ICN — but Champion Traveler does!

Hack #1: Beijing (ORD > PEK > ICN)

  • Price for both tickets: $906
  • Average savings: $38 (4.03%)

See ORD to PEK flights

Hack #2: Shanghai (ORD > PVG > ICN)

  • Price for both tickets: $921
  • Average savings: $24 (2.49%)

See ORD to PVG flights


Flight Questions Answered

Still have questions about flying from ORD to ICN? We’ve got answers.

Which airlines fly this route?

You can find 32 major airlines flying this route most often: Aeromexico, Air Canada, Air China, Alaska, American, ANA, Asiana, Austrian, British Airways, Cathay Pacific, China Airlines, China Eastern, China Southern, Delta, Emirates, Ethiopian, Etihad, EVA Air, Finnair, Iberia, JAL, KLM, Korean Air, LOT, Lufthansa, Qatar Airways, Singapore Airlines, SWISS, THAI, Turkish Airlines, United, Xiamen, and potentially more during busy seasons.

How far away is it from Incheon International Airport to Chicago O’Hare International Airport?

The distance between the two airports is roughly 6535 miles or 10517 kilometers.

How long does it take to fly from ORD to ICN?

The real-world flight time for a nonstop ORD to ICN flight is about 12 hour 45 minutes.

How many flights go between Chicago, IL and Seoul?

It depends on the day of the week and the date, but a typical day might have around 102 available flights from ORD to ICN.


Airport Location Info


Departing Airport

Origination code ORD
Origination airport name Chicago O’Hare International Airport
City Chicago, IL
Country the United States
Latitude 42
Longitude -87.9

Return Airport

Destination code ICN
Destination airport name Incheon International Airport
City Seoul
Country South Korea
Latitude 37.5
Longitude 126.4


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.