Cheap flights from Chicago to Seoul from $415
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Seoul departing on 8/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Korean Air flights from Chicago to Seoul
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Cathay Pacific flights from Chicago to Seoul
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How to get the cheapest flight ticket from Chicago to Seoul
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the typical price of a round-trip flight between Chicago and Seoul?
What is the cheapest month to fly to Seoul?
The month of October is another great option to travel to Seoul, with average flight prices from Chicago averaging around $1,181.
What is the cheapest day to depart on your flight to Seoul?
According to our data, Tuesday is the cheapest day to fly to Seoul from Chicago. The lowest ticket price found for a Tuesday departure recently was $1,082. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Seoul is Friday, with ticket prices averaging around $1,372.
What is the cheapest time of day to depart on your flight to Seoul?
Flying to Seoul from Chicago in the morning is the least expensive time of day to depart. momondo users have found prices as low as $1,179 when looking at flights departing in the morning. In the afternoon is when there is more demand to fly to Seoul, so prices are often more expensive at around $1,430 per ticket.
What is the cheapest Chicago to Seoul flight route?
Fly from Chicago O'Hare Intl to Incheon Intl for the best Chicago - Seoul flight prices
How far in advance should I book a flight to Seoul?
You are more likely to see cheaper flights to Seoul from Chicago when booking 21 weeks ahead of your departure date. In general, you can expect to find flights to Seoul for around $1,508 when searching 21 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seoul from Chicago for as low as $1,302 on momondo.
What cabin class options are available on Chicago to Seoul flights?
There are 4 cabin classes available to choose from on Chicago to Seoul flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Chicago to Seoul?
WestJet, Turkish Airlines, and Cathay Pacific are the most popular carriers operating from Chicago to Seoul
What airlines fly to Seoul?
Korean Air, Air Canada and Turkish Airlines are the top three most popular airlines that fly to Seoul from Chicago according to our data. Korean Air is the first choice among our users, with 55% of people opting to fly with this airline when traveling to Seoul. Keep in mind that there are 10 different airlines that fly to Seoul on a routine basis, so you have a few additional options to choose from.
How many flights depart from Chicago to Seoul on average per day?
The number of flights available between Chicago and Seoul is 2 per day as of June 2025. The most frequent departure time is 12:00PM, with 100% of daily flights leaving in the afternoon.
How many flights depart from Chicago to Seoul on average per week?
14 flights are operational weekly from Chicago to Seoul as of June 2025. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.
When to book flights from Chicago to Seoul
Cheap Chicago to Seoul (CHI to SEL) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Chicago to Seoul
How far is Chicago to Seoul by plane?
A flight from Chicago to Seoul will travel around 6526.8 mi. Typically, this will take 16h 54m by plane in normal conditions.
When did momondo last update prices for flights from Chicago to Seoul?
Prices for flights from Chicago to Seoul refresh daily.
How many operators does momondo search for flights from Chicago to Seoul?
As of June 2025, there are 10 operators available to choose from for flights from Chicago to Seoul.
How old do you have to be to fly from Chicago to Seoul?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Chicago to Seoul.
What documentation or ID do you need to fly to Seoul?
The travel and health documents you'll need for your trip to Seoul may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Seoul. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Chicago to Seoul?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Chicago to Seoul is Boeing 777-300ER (87.93% of total bookings). The next most popular plane models are Boeing 787-9 Dreamliner (3.47%), Boeing 777 (2.22%), and Airbus A350-900 (1.80%).
What is the most popular airline from Chicago to Seoul?
momondo data reveals that the most frequently booked airline on the route from Chicago to Seoul is Korean Air, representing 30% of all bookings. The subsequent popular airlines are Air Canada at 16%, Turkish Airlines at 13%, and EVA Air at 13%.
Best airlines flying from Chicago to Seoul
Compare and see reviews for airlines that fly from Chicago to Seoul with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $660 | Free Cancellation | Rating 7.4 8,801 reviews | |||
| PriceFrom $805 | Free Cancellation | Rating 7.5 893 reviews | |||
| PriceFrom $848 | Free Cancellation | Rating 7.3 3,852 reviews | |||
| PriceFrom $891 | Free Cancellation | Rating 7.1 9,554 reviews | |||
| PriceFrom $906 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $1,079 | Free Cancellation | Rating 8.4 1,204 reviews | |||
| PriceFrom $1,110 | Free Cancellation | Rating 7.6 1,291 reviews | |||
| PriceFrom $1,271 | Free Cancellation | Rating 8.2 441 reviews | |||
| PriceFrom $1,271 | Free Cancellation | Rating 8.0 7,963 reviews | |||
| PriceFrom $1,515 | Free Cancellation | Rating 8.4 1,090 reviews |
Korean Air Flights From Chicago to Seoul
Korean Air is one of the most popular airlines flying from Chicago to Seoul, operating 7 flights/week on average for this route. A good Korean Air flight deal for Chicago to Seoul starts from $1,515 round-trip, up to an average price of $1,852. Our users have rated Korean Air at 8.4/10.
Delta Flights From Chicago to Seoul
Across 7,963 Delta reviews on momondo, the average score is 8.0/10. Delta flies from Chicago to Seoul about 7 times each week, with ticket deals ranging from $1,271 to $1,887. Price data is based on momondo searches in the last 72 hours.
Why use momondo?
Why should I use momondo to find a flight deal from Chicago to Seoul?
It is quick and easy to find Chicago to Seoul flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Seoul that suits you.
Can I find flights from Chicago to Seoul with flexible booking policies on momondo?
Flights from Chicago to Seoul with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Chicago to Seoul?
momondo helps you find the best flight between Chicago and Seoul by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from Chicago to Seoul right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Seoul, momondo offers a useful price alert feature which will track prices for flights to Seoul from Chicago and alert you when they change.