Cheap flights from Chicago O'Hare Intl Airport to Seoul from $398
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 O'Hare Intl Airport to Seoul departing on 9/27. 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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Cathay Pacific flights from Chicago O'Hare Intl Airport to Seoul
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Air Canada flights from Chicago O'Hare Intl Airport to Seoul
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How to get the cheapest flight ticket from Chicago O'Hare Intl Airport 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 cheapest month to fly to Seoul?
The month of November is another great option to travel to Seoul, with average flight prices from Chicago O'Hare Intl Airport averaging around $1,211.
What is the cheapest day to depart on your flight to Seoul?
According to our data, Monday is the cheapest day to fly to Seoul from Chicago O'Hare Intl Airport. The lowest ticket price found for a Monday departure recently was $1,081. 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 $1,377.
What is the cheapest time of day to depart on your flight to Seoul?
Flying to Seoul from Chicago O'Hare Intl Airport 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 O'Hare Intl to Seoul flight route?
Fly from Chicago O'Hare Intl to Incheon Intl for the best Chicago O'Hare Intl - 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 O'Hare Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Seoul for around $1,510 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seoul from Chicago O'Hare Intl Airport for as low as $1,302 on momondo.
What cabin class options are available on Chicago O'Hare Intl to Seoul flights?
There are 4 cabin classes available to choose from on Chicago O'Hare Intl 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 O'Hare Intl to Seoul?
WestJet and Turkish Airlines are the most popular carriers operating from Chicago O'Hare Intl to Seoul
What airlines fly to Seoul?
Korean Air, Air Canada and EVA Air are the top three most popular airlines that fly to Seoul from Chicago O'Hare Intl Airport according to our data. Korean Air is the first choice among our users, with 57% 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 O'Hare Intl Airport to Seoul on average per day?
As of July 2025, 2 flights take off from Chicago O'Hare Intl Airport and land in Seoul each day. The most common flight departure time for this route is 12:00PM, with 100% of daily flights taking off in the afternoon.
How many flights depart from Chicago O'Hare Intl Airport to Seoul on average per week?
14 flights are operational weekly from Chicago O'Hare Intl Airport to Seoul as of July 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 O'Hare Intl Airport to Seoul
Cheap Chicago O'Hare Intl Airport to Seoul (ORD to SEL) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Seoul
How far is Chicago O'Hare Intl to Seoul by plane?
The distance between Chicago O'Hare Intl and Seoul is about 6514.0 mi. In terms of flight time, this usually takes a little over 19h 15m.
When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Seoul?
Prices for flights from Chicago O'Hare Intl Airport to Seoul refresh daily.
How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Seoul?
As of July 2025, there are 10 operators available to choose from for flights from Chicago O'Hare Intl Airport to Seoul.
How old do you have to be to fly from Chicago O'Hare Intl Airport to Seoul?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago O'Hare Intl Airport to Seoul.
What documentation or ID do you need to fly to Seoul?
The required travel and health documents for your Seoul trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seoul. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Chicago O'Hare Intl Airport to Seoul?
momondo data reveals that the most frequently booked plane model on the route from Chicago O'Hare Intl Airport to Seoul is Boeing 777-300ER, representing 86.36% of all bookings. The subsequent popular models are Boeing 787-9 Dreamliner at 3.63%, Boeing 777 at 2.90%, and Airbus A350-900 at 1.89%.
What is the most popular airline from Chicago O'Hare Intl Airport to Seoul?
Based on momondo bookings for flights between Chicago O'Hare Intl Airport and Seoul, the leading airline is Korean Air, making up 30% of the total bookings. Other popular airlines include EVA Air with 17%, Turkish Airlines with 15%, and Air Canada with 10%.
Best airlines flying from Chicago O'Hare Intl Airport to Seoul
Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Seoul with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $660 | Free Cancellation | Rating 7.4 8,861 reviews | |||
| PriceFrom $805 | Free Cancellation | Rating 7.6 921 reviews | |||
| PriceFrom $848 | Free Cancellation | Rating 7.3 3,895 reviews | |||
| PriceFrom $891 | Free Cancellation | Rating 7.1 9,681 reviews | |||
| PriceFrom $906 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $1,079 | Free Cancellation | Rating 8.4 1,215 reviews | |||
| PriceFrom $1,110 | Free Cancellation | Rating 7.6 1,306 reviews | |||
| PriceFrom $1,271 | Free Cancellation | Rating 8.2 452 reviews | |||
| PriceFrom $1,271 | Free Cancellation | Rating 8.0 7,982 reviews | |||
| PriceFrom $1,517 | Free Cancellation | Rating 8.4 1,101 reviews |
Korean Air Flights From Chicago O'Hare Intl Airport to Seoul
The lowest priced Korean Air flight from Chicago O'Hare Intl Airport to Seoul from the last 72 hours was $1,517. Generally, Korean Air has 7 flights on this route every week with an average price of $1,854. Korean Air is rated 8.4/10 by our users.
Delta Flights From Chicago O'Hare Intl Airport to Seoul
Across 7,982 Delta reviews on momondo, the average score is 8.0/10. Delta flies from Chicago O'Hare Intl Airport 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?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Chicago to Seoul. momondo saves you time and could save you money on your trip.
Can I find flights from Chicago to Seoul with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Chicago to Seoul flights to just show those with flexible booking policies.
How can momondo help me find flights from Chicago to Seoul?
Once all potential Chicago to Seoul flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Chicago to Seoul right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Chicago to Seoul flights. All you need is a valid email address and we will do the rest; it is that quick and easy.