Cheap flights from Illinois to Incheon Intl (ICN) from $542
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/30. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
How far in advance should I book a flight from Illinois to Incheon Intl Airport?
To save on the cost of your flight from Illinois to Incheon Intl Airport, book at least 15 days before your planned departure. Booking around this time can save you about 40% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $1,094 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $1,441.
What is the cheapest month to fly from Illinois to Incheon Intl Airport?
April is one of the best times of the year to fly to Incheon Intl Airport from Illinois. Prices for April average $1,577 per person but you can even find prices for as low as $957. The most expensive prices can be found in the month of June. Opting for a April flight can save you 23% on your journey compared to booking in June
When is the cheapest time to fly from Illinois to Incheon Intl Airport (IL - ICN)?
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Incheon Intl Airport as you normally would.
Cheap Cathay Pacific flights from Illinois to Incheon Intl
Explore cheap flight options specifically provided by Cathay Pacific for the route between Illinois and Incheon Intl. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,725,499 searches. Data last updated May 24, 2024.
Find some of the cheapest Cathay Pacific flights traveling from Illinois to Seoul. Make sure to double check the flight details before booking.
Cheap Turkish Airlines flights from Illinois to Incheon Intl
Explore cheap flight options specifically provided by Turkish Airlines for the route between Illinois and Incheon Intl. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,725,499 searches. Data last updated May 24, 2024.
Some of the best deals we've found on Turkish Airlines flights traveling from Illinois to Seoul. Check back soon if you're not seeing flights that suit your needs.
Cheap Illinois to Incheon Intl flights in May & June 2024
Find cheap flight options from Illinois to Incheon Intl specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,725,499 searches. Prices were last updated on May 24, 2024.
These are some of the most attractive deals on flights from Illinois to Seoul in 2024. Check back regularly for other flight deals.
Illinois to Incheon Intl 2024 flight deals
Discover exclusive flight deals for travel between Illinois and Incheon Intl in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,725,499 searches. Data last updated May 24, 2024.
These are some of the most attractive deals on flights from Illinois to Seoul in 2024. Check back regularly for other flight deals.
Non-stop flights to Incheon Intl from Illinois
Discover non-stop flight options from Illinois to Incheon Intl. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 2,725,499 searches. Data last updated May 24, 2024.
If you're seeking options on non-stop flights from Illinois to Seoul, check out these fares. If you're looking for other options for flights from Illinois to Seoul, make sure to update the search form at the top of page.
Illinois to Incheon Intl flights leaving soon
Find last-minute flight options from Illinois to Incheon Intl for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,725,499 searches. Data last updated May 24, 2024.
Have a look at some of the last-minute flights available departing from Illinois to Seoul. To prevent any unwanted surprises, users should verify their flight info before booking.
One-way flights to Incheon Intl from Illinois
Search for one-way flight options from Illinois to Incheon Intl. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,725,499 searches. Data last updated May 24, 2024.
Take a look at some of the best available options we've come across on one-way flights from Illinois to Seoul. Those seeking round-trip flights from Illinois to Seoul should utilize the search form at the the top of the page.
Find flights from Illinois to Incheon Intl within your budget
Customize your flight search to find flights from Illinois to Incheon Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,725,499 searches. Data last updated May 24, 2024.
Fly from
Fly to
Budget
$953 - $1,301
Route
Depart
Return
Price
Chicago O'Hare IntlIncheon Intl
ORD - ICN
ORDICN
Chicago O'Hare Intl
Tue 10/1
1 stop30h 30m
Incheon Intl
Mon 10/21
1 stop38h 50m
Chicago O'Hare IntlIncheon Intl
ORD - ICN
ORDICN
Chicago O'Hare Intl
Tue 10/15
1 stop40h 15m
Incheon Intl
Fri 11/8
1 stop38h 25m
Chicago O'Hare IntlIncheon Intl
ORD - ICN
ORDICN
Chicago O'Hare Intl
Tue 9/24
1 stop28h 15m
Incheon Intl
Wed 10/2
1 stop22h 45m
Chicago O'Hare IntlIncheon Intl
ORD - ICN
ORDICN
Chicago O'Hare Intl
Tue 9/24
1 stop30h 30m
Incheon Intl
Sun 10/6
2 stops30h 25m
Chicago O'Hare IntlIncheon Intl
ORD - ICN
ORDICN
Chicago O'Hare Intl
Thu 9/12
2 stops32h 00m
Incheon Intl
Tue 9/24
2 stops45h 29m
Lambert-St LouisIncheon Intl
STL - ICN
STLICN
Lambert-St Louis
Mon 10/14
1 stop19h 21m
Incheon Intl
Thu 10/24
1 stop18h 59m
Chicago O'Hare IntlIncheon Intl
ORD - ICN
ORDICN
Chicago O'Hare Intl
Sat 11/2
2 stops46h 00m
Incheon Intl
Thu 11/14
1 stop46h 25m
Lambert-St LouisIncheon Intl
STL - ICN
STLICN
Lambert-St Louis
Mon 8/19
1 stop38h 25m
Incheon Intl
Mon 4/14
1 stop34h 18m
Chicago O'Hare IntlIncheon Intl
ORD - ICN
ORDICN
Chicago O'Hare Intl
Sat 11/2
2 stops32h 10m
Incheon Intl
Sun 11/10
2 stops30h 15m
No data available for this route at this time. Please check back soon.
Best time to book a flight from Illinois to Incheon Intl
Have a flexible travel schedule? Discover the best time to fly to Incheon Intl from Illinois with our price prediction graph.
Reviews of airlines servicing Incheon Intl
Get insights into the airlines that provide service to Incheon Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Incheon Intl. Reviews last updated May 24, 2024.
To help decide which airline to fly from Illinois to Seoul, see what other customers have to say about Cathay Pacific, Turkish Airlines and EVA Air. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
Comfort
Food
Boarding
Overall
Crew
Reviews
This particular Delta Air Lines flight may not have met your expectations in terms of the food served on board. It appears that the portions were smaller than anticipated and the side dishes were minimal- no salad, no bread rolls, no fruits. Perhaps there are ways in which the airline could improve the dining experience for their passengers. Why can't Delta offer better customer service when other non American airlines are able to do it?
Entertainment
Comfort
Food
Boarding
Overall
Crew
Reviews
This particular Delta Air Lines flight may not have met your expectations in terms of the food served on board. It appears that the portions were smaller than anticipated and the side dishes were minimal- no salad, no bread rolls, no fruits. Perhaps there are ways in which the airline could improve the dining experience for their passengers. Why can't Delta offer better customer service when other non American airlines are able to do it?
Entertainment
Comfort
Food
Boarding
Overall
Crew
Reviews
This particular Delta Air Lines flight may not have met your expectations in terms of the food served on board. It appears that the portions were smaller than anticipated and the side dishes were minimal- no salad, no bread rolls, no fruits. Perhaps there are ways in which the airline could improve the dining experience for their passengers. Why can't Delta offer better customer service when other non American airlines are able to do it?
Entertainment
Comfort
Food
Boarding
Overall
Crew
Reviews
This particular Delta Air Lines flight may not have met your expectations in terms of the food served on board. It appears that the portions were smaller than anticipated and the side dishes were minimal- no salad, no bread rolls, no fruits. Perhaps there are ways in which the airline could improve the dining experience for their passengers. Why can't Delta offer better customer service when other non American airlines are able to do it?
Entertainment
Comfort
Food
Boarding
Overall
Crew
Reviews
This particular Delta Air Lines flight may not have met your expectations in terms of the food served on board. It appears that the portions were smaller than anticipated and the side dishes were minimal- no salad, no bread rolls, no fruits. Perhaps there are ways in which the airline could improve the dining experience for their passengers. Why can't Delta offer better customer service when other non American airlines are able to do it?
Entertainment
Comfort
Food
Boarding
Overall
Crew
Reviews
This particular Delta Air Lines flight may not have met your expectations in terms of the food served on board. It appears that the portions were smaller than anticipated and the side dishes were minimal- no salad, no bread rolls, no fruits. Perhaps there are ways in which the airline could improve the dining experience for their passengers. Why can't Delta offer better customer service when other non American airlines are able to do it?
Related info for your journey
Find useful and relevant information for your journey from Illinois to Incheon Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes for Illinois to Incheon IntlSee prices for flight routes from nearby airports that may be better suited for you.
See prices for flight routes from nearby airports that may be better suited for you.
Top 10 airlines flying from Illinois to Incheon Intl
Discover the top 10 airlines that operate flights from Illinois to Incheon Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,725,499 searches. Data last updated May 24, 2024.
Search flights from Illinois to Incheon Intl by cabin class
Find flights from Illinois to Incheon Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Hourly flight availability from Illinois to Incheon Intl
Find hourly flight availability from Illinois to Incheon Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 24, 2024.
| 0%of flight departures | Early morningMidnight to 6 am |
|---|---|
| 100%of flight departures | Morning6 am to noon |
| 0%of flight departures | AfternoonNoon to 6 pm |
| 0%of flight departures | Evening6 pm to midnight |
Book a flight to one of these trending destinations
User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
Fly with Cheapflights
Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Illinois to Incheon Intl?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Illinois to Incheon Intl. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
Why should you use Cheapflights to find cheap flight tickets from Illinois to Incheon Intl?
Cheapflights simply makes it quick and affordable to book flights from Illinois to Incheon Intl by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.
Can Cheapflights find flights from Illinois to Incheon Intl with no change fees?
Certainly. Search results for flights to Incheon Intl from Illinois shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.
Can Cheapflights notify me if prices for flights from Illinois to Incheon Intl become cheaper?
Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!