$1,055+ Cheap flights from Champaign (CMI) to Seoul (SEL)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/25. Fares are subject to change and may not be available on all flights or dates of travel.
CMI — SEL
Oct 6 — Oct 131
Round-trip
1 adult, Economy
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Cheapest flights from Champaign to SeoulExplore the most affordable flight options available from Champaign to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 6, 2026.
Explore the most affordable flight options available from Champaign to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 6, 2026.
This KAYAK deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/255:53 am -
2 stops40h 57m
Sun 12/61:55 am -
2 stops33h 26m
Deal found 9/3![Cathay Pacific logo]()
$1,055
This Gurufare deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/712:38 pm -
2 stops35h 27m
Wed 10/148:05 pm -
2 stops38h 20m
Deal found 9/6![Cathay Pacific logo]()
$1,057
This American Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/26:50 pm -
2 stops30h 35m
Mon 12/146:50 pm -
2 stops31h 49m
Deal found 9/3![American Airlines logo]()
$1,058
This American Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/222:29 pm -
1 stop35h 16m
Tue 12/86:50 pm -
2 stops31h 49m
Deal found 9/3![American Airlines logo]()
$1,059
This KAYAK deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/217:01 pm -
2 stops50h 44m
Sun 12/61:55 am -
2 stops31h 22m
Deal found 9/3![Cathay Pacific logo]()
$1,105
This American Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/117:11 am -
1 stop18h 34m
Sun 11/226:50 pm -
1 stop18h 12m
Deal found 9/3![American Airlines logo]()
$1,204
This American Airlines deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/77:11 am -
1 stop18h 34m
Wed 10/145:50 pm -
1 stop18h 13m
Deal found 9/6![American Airlines logo]()
$1,206
This American Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/237:11 am -
1 stop18h 34m
Thu 12/106:50 pm -
1 stop18h 12m
Deal found 9/3![American Airlines logo]()
$1,254
This American Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/222:29 pm -
1 stop35h 16m
Wed 12/96:50 pm -
1 stop18h 12m
Deal found 9/3![American Airlines logo]()
$1,255
This American Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/292:29 pm -
1 stop35h 16m
Tue 12/156:50 pm -
1 stop34h 12m
Deal found 9/3![American Airlines logo]()
$1,257
Best flights from Champaign to SeoulDiscover carefully curated flight deals from Champaign to Seoul that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 6, 2026.
Discover carefully curated flight deals from Champaign to Seoul that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 6, 2026.
This American Airlines deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/77:11 am -
1 stop18h 34m
Wed 10/145:50 pm -
1 stop18h 13m
Deal found 9/6![American Airlines logo]()
$1,206
This KAYAK deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/146:05 am -
2 stops39h 40m
Fri 11/271:55 am -
2 stops32h 27m
Deal found 9/4![Cathay Pacific logo]()
$1,494
This Qatar Airways deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/72:37 pm -
2 stops37h 53m
Wed 10/143:10 pm -
3 stops44h 53m
Deal found 9/6![Multiple Airlines logo]()
$1,898
This Qatar Airways deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/232:41 pm -
2 stops38h 24m
Sat 9/261:20 am -
2 stops34h 26m
Deal found 9/1![Qatar Airways logo]()
$1,991
This American Airlines deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/143:21 pm -
2 stops34h 24m
Sat 11/286:50 pm -
2 stops31h 48m
Deal found 9/6![American Airlines logo]()
$1,426
This American Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/167:11 am -
1 stop18h 34m
Sun 11/296:50 pm -
2 stops31h 48m
Deal found 9/3![American Airlines logo]()
$1,636
This Qatar Airways deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/217:11 am -
2 stops45h 19m
Wed 10/283:00 pm -
3 stops45h 03m
Deal found 9/6![Multiple Airlines logo]()
$1,958
This Qatar Airways deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/187:11 am -
2 stops45h 19m
Sun 10/253:00 pm -
3 stops45h 03m
Deal found 9/3![Qatar Airways logo]()
$2,083
This Qatar Airways deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/257:11 am -
2 stops36h 19m
Mon 12/712:20 am -
2 stops35h 01m
Deal found 9/3![Multiple Airlines logo]()
$2,024
Last-minute flights from Champaign to SeoulDiscover last-minute flight deals from Champaign to Seoul. Data last updated September 6, 2026 and is based on user searches.
Discover last-minute flight deals from Champaign to Seoul. Data last updated September 6, 2026 and is based on user searches.
This AranGrant deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:00 am -
2 stops50h 25m
Mon 9/211:55 am -
2 stops33h 01m
Deal found 9/4![Cathay Pacific logo]()
$2,042
This Qatar Airways deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/232:41 pm -
2 stops38h 24m
Sat 9/261:20 am -
2 stops34h 26m
Deal found 9/1![Qatar Airways logo]()
$1,991
This Gurufare deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/712:38 pm -
2 stops35h 27m
Wed 10/148:05 pm -
2 stops38h 20m
Deal found 9/6![Cathay Pacific logo]()
$1,057
This American Airlines deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/77:11 am -
1 stop18h 34m
Wed 10/145:50 pm -
1 stop18h 13m
Deal found 9/6![American Airlines logo]()
$1,206
This Qatar Airways deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/72:37 pm -
2 stops37h 53m
Wed 10/143:10 pm -
3 stops44h 53m
Deal found 9/6![Multiple Airlines logo]()
$1,898
This BusinessClass deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/187:03 pm -
2 stops53h 02m
Sun 10/257:35 pm -
2 stops38h 50m
Deal found 9/3![Cathay Pacific logo]()
$1,058
This American Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/187:11 am -
1 stop18h 34m
Sun 10/256:50 pm -
1 stop17h 13m
Deal found 9/3![American Airlines logo]()
$1,354
This Qatar Airways deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/217:11 am -
2 stops45h 19m
Wed 10/283:00 pm -
3 stops45h 03m
Deal found 9/6![Multiple Airlines logo]()
$1,958
One-way flights from Champaign to SeoulSearch for one-way flight options from Champaign to Seoul. Find affordable one-way fares based on user searches. Data last updated September 6, 2026.
Search for one-way flight options from Champaign to Seoul. Find affordable one-way fares based on user searches. Data last updated September 6, 2026.
This Qatar Airways deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/197:11 am -
2 stops43h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Qatar Airways logo]()
$1,987
This Qatar Airways deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/112:37 pm -
2 stops37h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Qatar Airways logo]()
$2,212
This Qatar Airways deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/177:11 am -
2 stops43h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Qatar Airways logo]()
$2,688
Find flight deals from Champaign to Seoul
Discover tips and strategies to find the most affordable flight options for your journey from Champaign (CMI) to Seoul (SEL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 6, 2026.
Round-trip from | $1,055 (KAYAK) |
|---|
Cheapflights Fare Finder
Customize your flight search to find flights from Champaign to Seoul 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 7,457,451 searches. Data last updated September 6, 2026.
Use the filters below to find and compare flights from Champaign to Seoul that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
ChampaignIncheon
CMI Champaign University-Willard - ICN Incheon Intl
CMIICN
Champaign University-Willard
Wed 10/7
7:11 am-3:45 pm
1 stop18h 34m
Incheon Intl
Wed 10/14
5:50 pm-10:03 pm
1 stop18h 13m
$1,206
ChampaignIncheon
CMI Champaign University-Willard - ICN Incheon Intl
CMIICN
Champaign University-Willard
Sat 11/14
3:21 pm-4:45 pm
2 stops34h 24m
Incheon Intl
Sat 11/28
6:50 pm-11:38 am
2 stops31h 48m
$1,426
ChampaignIncheon
CMI Champaign University-Willard - ICN Incheon Intl
CMIICN
Champaign University-Willard
Sat 11/14
6:05 am-12:45 pm
2 stops39h 40m
Incheon Intl
Fri 11/27
1:55 am-7:22 pm
2 stops32h 27m
$1,494
ChampaignIncheon
CMI Champaign University-Willard - ICN Incheon Intl
CMIICN
Champaign University-Willard
Mon 11/16
7:11 am-4:45 pm
1 stop18h 34m
Incheon Intl
Sun 11/29
6:50 pm-11:38 am
2 stops31h 48m
$1,636
ChampaignIncheon
CMI Champaign University-Willard - ICN Incheon Intl
CMIICN
Champaign University-Willard
Wed 10/7
2:37 pm-6:30 pm
2 stops37h 53m
Incheon Intl
Wed 10/14
3:10 pm-10:03 pm
3 stops44h 53m
$1,898
ChampaignIncheon
CMI Champaign University-Willard - ICN Incheon Intl
CMIICN
Champaign University-Willard
Wed 10/21
7:11 am-6:30 pm
2 stops45h 19m
Incheon Intl
Wed 10/28
3:00 pm-10:03 pm
3 stops45h 03m
$1,958
ChampaignIncheon
CMI Champaign University-Willard - ICN Incheon Intl
CMIICN
Champaign University-Willard
Sat 12/19
7:11 am-5:15 pm
2 stops43h 04m
Incheon Intl
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$1,987
ChampaignIncheon
CMI Champaign University-Willard - ICN Incheon Intl
CMIICN
Champaign University-Willard
Wed 9/23
2:41 pm-7:05 pm
2 stops38h 24m
Incheon Intl
Sat 9/26
1:20 am-9:46 pm
2 stops34h 26m
$1,991
ChampaignIncheon
CMI Champaign University-Willard - ICN Incheon Intl
CMIICN
Champaign University-Willard
Wed 11/25
7:11 am-10:30 am
2 stops36h 19m
Incheon Intl
Mon 12/7
12:20 am-8:21 pm
2 stops35h 01m
$2,024
ChampaignIncheon
CMI Champaign University-Willard - ICN Incheon Intl
CMIICN
Champaign University-Willard
Sun 10/18
7:11 am-6:30 pm
2 stops45h 19m
Incheon Intl
Sun 10/25
3:00 pm-10:03 pm
3 stops45h 03m
$2,083
Showing 1-10 of 12 resultsSorted by cheapest first
Best time to book a flight from Champaign to Seoul
Have a flexible travel schedule? Discover the best time to fly to Seoul from Champaign with our price prediction graph.
CMI-SEL
CMI-ICN
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Champaign to Seoul
CMI-SEL
CMI-ICN
No data available for this route at this time. Please check back soon.
Related info for your journey
Find useful and relevant information for your journey from Champaign to Seoul. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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