$433+ Cheap flights from Athens (ATH) to Illinois
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 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
ATH — ORD
May 24 — May 311
Round-trip
1 adult, Economy
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Find cheap flights from Athens to Illinois with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Athens to IllinoisExplore the most affordable flight options available from Athens to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2026.
Explore the most affordable flight options available from Athens to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2026.
This oojo deal was found by Cheapflights users on 4/24. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2312:10 pm
ATH
- ORD
1 stop33h 00m
ITA Airways
Wed 9/303:00 pm
ORD
- ATH
1 stop13h 30m
ITA Airways
Deal found 4/24![ITA Airways logo]()
$671
This Delta deal was found by Cheapflights users on 4/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/26:00 am
ATH
- ORD
1 stop16h 15m
Delta
Fri 5/810:30 am
ORD
- ATH
1 stop13h 05m
Delta
Deal found 4/20![Delta logo]()
$694
This Delta deal was found by Cheapflights users on 4/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/286:05 am
ATH
- ORD
2 stops20h 35m
Delta
Fri 12/410:40 am
ORD
- ATH
2 stops18h 55m
Delta
Deal found 4/21![Delta logo]()
$696
This Delta deal was found by Cheapflights users on 4/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/66:00 am
ATH
- MDW
2 stops20h 36m
Delta
Tue 5/121:22 pm
MDW
- ATH
2 stops19h 08m
Delta
Deal found 4/20![Delta logo]()
$701
This Gotogate deal was found by Cheapflights users on 4/21. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:45 am
ATH
- ORD
1 stop21h 10m
Lufthansa
Mon 9/710:30 pm
ORD
- ATH
1 stop14h 30m
Lufthansa
Deal found 4/21![Lufthansa logo]()
$701
This Delta deal was found by Cheapflights users on 4/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/146:00 am
ATH
- ORD
1 stop16h 15m
Delta
Mon 5/257:00 am
ORD
- ATH
1 stop16h 35m
Delta
Deal found 4/24![Delta logo]()
$702
This Delta deal was found by Cheapflights users on 4/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:00 am
ATH
- ORD
1 stop16h 30m
Delta
Sat 11/1410:40 am
ORD
- ATH
2 stops18h 55m
Delta
Deal found 4/21![Delta logo]()
$703
This Delta deal was found by Cheapflights users on 4/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/146:00 am
ATH
- ORD
1 stop16h 15m
Delta
Thu 5/2810:25 am
ORD
- ATH
1 stop13h 10m
Delta
Deal found 4/23![Delta logo]()
$704
This Delta deal was found by Cheapflights users on 4/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/146:00 am
ATH
- MDW
2 stops20h 33m
Delta
Thu 5/286:23 am
MDW
- ATH
2 stops17h 27m
Delta
Deal found 4/24![Delta logo]()
$707
This KLM deal was found by Cheapflights users on 4/21. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/105:45 pm
ATH
- ORD
1 stop28h 45m
KLM
Tue 5/266:07 am
ORD
- ATH
1 stop17h 43m
KLM
Deal found 4/21![KLM logo]()
$707
This Virgin Atlantic deal was found by Cheapflights users on 4/21. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/149:45 am
ATH
- MDW
1 stop19h 24m
Virgin Atlantic
Thu 5/281:22 pm
MDW
- ATH
2 stops15h 58m
Virgin Atlantic
Deal found 4/21![Virgin Atlantic logo]()
$714
This Delta deal was found by Cheapflights users on 4/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/216:00 am
ATH
- MDW
2 stops19h 56m
Delta
Thu 5/286:23 am
MDW
- ATH
2 stops17h 27m
Delta
Deal found 4/24![Delta logo]()
$719
Best flights from Athens to IllinoisDiscover carefully curated flight deals from Athens to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 24, 2026.
Discover carefully curated flight deals from Athens to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 24, 2026.
This Delta deal was found by Cheapflights users on 4/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/69:45 am
ATH
- MDW
1 stop20h 43m
Delta
Tue 5/129:22 am
MDW
- ATH
2 stops19h 28m
Delta
Deal found 4/20![Delta logo]()
$704
This Virgin Atlantic deal was found by Cheapflights users on 4/23. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/149:45 am
ATH
- MDW
1 stop19h 24m
Virgin Atlantic
Thu 5/281:22 pm
MDW
- ATH
2 stops15h 58m
Virgin Atlantic
Deal found 4/23![Virgin Atlantic logo]()
$712
This KLM deal was found by Cheapflights users on 4/23. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:00 am
ATH
- ORD
1 stop16h 15m
Multiple Airlines
Tue 9/155:10 pm
ORD
- ATH
1 stop12h 30m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$713
This United Airlines deal was found by Cheapflights users on 4/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/1511:45 am
ATH
- ORD
1 stop16h 10m
United Airlines
Mon 7/65:58 pm
ORD
- ATH
1 stop32h 12m
United Airlines
Deal found 4/24![United Airlines logo]()
$745
This American Airlines deal was found by Cheapflights users on 4/19. 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 5/106:55 am
ATH
- ORD
1 stop15h 30m
American Airlines
Mon 5/254:45 pm
ORD
- ATH
Nonstop10h 15m
American Airlines
Deal found 4/19![American Airlines logo]()
$758
This Delta deal was found by Cheapflights users on 4/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/146:00 am
ATH
- MDW
2 stops19h 56m
Delta
Thu 5/286:23 am
MDW
- ATH
2 stops17h 27m
Delta
Deal found 4/23![Delta logo]()
$709
This Virgin Atlantic deal was found by Cheapflights users on 4/21. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/1010:05 am
ATH
- ORD
2 stops21h 54m
Virgin Atlantic
Tue 5/268:42 am
ORD
- ATH
2 stops20h 38m
Virgin Atlantic
Deal found 4/21![Virgin Atlantic logo]()
$714
This Lufthansa deal was found by Cheapflights users on 4/19. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/296:45 am
ATH
- ORD
1 stop14h 10m
Multiple Airlines
Wed 3/317:05 pm
ORD
- ATH
1 stop12h 35m
Multiple Airlines
Deal found 4/19![Multiple Airlines logo]()
$744
This United Airlines deal was found by Cheapflights users on 4/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/243:25 pm
ATH
- ORD
1 stop31h 30m
United Airlines
Sat 8/154:20 pm
ORD
- ATH
Nonstop10h 15m
United Airlines
Deal found 4/20![United Airlines logo]()
$758
This Delta deal was found by Cheapflights users on 4/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/96:00 am
ATH
- ORD
2 stops21h 33m
Delta
Mon 5/257:00 am
ORD
- ATH
1 stop16h 35m
Delta
Deal found 4/20![Delta logo]()
$711
This Virgin Atlantic deal was found by Cheapflights users on 4/24. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/1010:05 am
ATH
- ORD
2 stops21h 54m
Virgin Atlantic
Mon 5/2511:09 am
ORD
- ATH
2 stops18h 11m
Virgin Atlantic
Deal found 4/24![Virgin Atlantic logo]()
$739
This Delta deal was found by Cheapflights users on 4/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:00 am
ATH
- ORD
1 stop16h 15m
Delta
Tue 9/151:30 pm
ORD
- ATH
2 stops16h 10m
Delta
Deal found 4/23![Delta logo]()
$713
This Delta deal was found by Cheapflights users on 4/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/106:00 am
ATH
- ORD
1 stop16h 30m
Delta
Mon 6/225:30 am
ORD
- ATH
1 stop21h 30m
Delta
Deal found 4/23![Delta logo]()
$716
This Delta deal was found by Cheapflights users on 4/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/116:00 am
ATH
- ORD
1 stop16h 15m
Delta
Tue 6/238:03 am
ORD
- ATH
1 stop18h 57m
Delta
Deal found 4/20![Delta logo]()
$718
This Delta deal was found by Cheapflights users on 4/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:00 am
ATH
- MDW
2 stops20h 31m
Delta
Mon 9/76:00 am
MDW
- ATH
1 stop20h 00m
Delta
Deal found 4/24![Delta logo]()
$719
This Delta deal was found by Cheapflights users on 4/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/66:00 am
ATH
- MDW
2 stops20h 33m
Delta
Sat 6/1310:55 am
MDW
- ATH
1 stop16h 05m
Delta
Deal found 4/22![Delta logo]()
$723
This Delta deal was found by Cheapflights users on 4/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/116:00 am
ATH
- MDW
2 stops20h 18m
Delta
Tue 6/239:17 am
MDW
- ATH
2 stops17h 43m
Delta
Deal found 4/20![Delta logo]()
$723
This Delta deal was found by Cheapflights users on 4/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/216:00 am
ATH
- MDW
2 stops20h 33m
Delta
Wed 6/106:05 am
MDW
- ATH
2 stops17h 45m
Delta
Deal found 4/21![Delta logo]()
$724
This Delta deal was found by Cheapflights users on 4/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/106:00 am
ATH
- MDW
2 stops19h 56m
Delta
Mon 5/259:22 am
MDW
- ATH
2 stops19h 58m
Delta
Deal found 4/24![Delta logo]()
$783
This Delta deal was found by Cheapflights users on 4/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/86:00 am
ATH
- MDW
2 stops20h 18m
Delta
Mon 6/156:05 am
MDW
- ATH
2 stops17h 45m
Delta
Deal found 4/24![Delta logo]()
$795
Last-minute flights from Athens to IllinoisDiscover last-minute flight deals from Athens to Illinois. Data last updated April 24, 2026 and is based on user searches.
Discover last-minute flight deals from Athens to Illinois. Data last updated April 24, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 4/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/26:00 am
ATH
- ORD
1 stop16h 15m
Delta
Fri 5/810:30 am
ORD
- ATH
1 stop13h 05m
Delta
Deal found 4/20![Delta logo]()
$694
This Delta deal was found by Cheapflights users on 4/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/66:00 am
ATH
- MDW
2 stops20h 36m
Delta
Tue 5/121:22 pm
MDW
- ATH
2 stops19h 08m
Delta
Deal found 4/20![Delta logo]()
$701
This KLM deal was found by Cheapflights users on 4/21. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/105:45 pm
ATH
- ORD
1 stop28h 45m
KLM
Tue 5/266:07 am
ORD
- ATH
1 stop17h 43m
KLM
Deal found 4/21![KLM logo]()
$707
This Delta deal was found by Cheapflights users on 4/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/106:00 am
ATH
- ORD
2 stops18h 51m
Delta
Mon 5/2510:25 am
ORD
- ATH
1 stop13h 10m
Delta
Deal found 4/20![Delta logo]()
$712
This Virgin Atlantic deal was found by Cheapflights users on 4/20. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/1010:05 am
ATH
- ORD
2 stops19h 48m
Virgin Atlantic
Mon 5/256:07 am
ORD
- ATH
1 stop23h 13m
Virgin Atlantic
Deal found 4/20![Virgin Atlantic logo]()
$714
This Delta deal was found by Cheapflights users on 4/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/146:00 am
ATH
- ORD
1 stop16h 15m
Delta
Mon 5/257:00 am
ORD
- ATH
1 stop16h 35m
Delta
Deal found 4/24![Delta logo]()
$702
This Delta deal was found by Cheapflights users on 4/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/146:00 am
ATH
- ORD
1 stop16h 15m
Delta
Thu 5/2810:25 am
ORD
- ATH
1 stop13h 10m
Delta
Deal found 4/23![Delta logo]()
$704
This Delta deal was found by Cheapflights users on 4/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/146:00 am
ATH
- MDW
2 stops20h 33m
Delta
Thu 5/286:23 am
MDW
- ATH
2 stops17h 27m
Delta
Deal found 4/24![Delta logo]()
$707
This Virgin Atlantic deal was found by Cheapflights users on 4/21. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/149:45 am
ATH
- MDW
1 stop19h 24m
Virgin Atlantic
Thu 5/281:22 pm
MDW
- ATH
2 stops15h 58m
Virgin Atlantic
Deal found 4/21![Virgin Atlantic logo]()
$714
This Delta deal was found by Cheapflights users on 4/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/216:00 am
ATH
- MDW
2 stops19h 56m
Delta
Thu 5/286:23 am
MDW
- ATH
2 stops17h 27m
Delta
Deal found 4/24![Delta logo]()
$719
This Delta deal was found by Cheapflights users on 4/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/216:00 am
ATH
- MDW
2 stops20h 33m
Delta
Wed 6/106:05 am
MDW
- ATH
2 stops17h 45m
Delta
Deal found 4/20![Delta logo]()
$723
One-way flights from Athens to IllinoisSearch for one-way flight options from Athens to Illinois. Find affordable one-way fares based on user searches. Data last updated April 24, 2026.
Search for one-way flight options from Athens to Illinois. Find affordable one-way fares based on user searches. Data last updated April 24, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 4/21. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/811:15 am
ATH
- ORD
Nonstop11h 35m
British Airways
Deal found 4/21![British Airways logo]()
$433
This Kiwi.com deal was found by Cheapflights users on 4/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/107:55 am
ATH
- ORD
2 stops32h 27m
Multiple Airlines
Deal found 4/20![Multiple Airlines logo]()
$434
This Kiwi.com deal was found by Cheapflights users on 4/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/236:40 pm
ATH
- ORD
2 stops33h 01m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$435
This Kiwi.com deal was found by Cheapflights users on 4/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1812:40 pm
ATH
- MDW
2 stops53h 05m
Multiple Airlines
Deal found 4/19![Multiple Airlines logo]()
$437
This Kiwi.com deal was found by Cheapflights users on 4/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/911:45 pm
ATH
- ORD
3 stops29h 40m
Multiple Airlines
Deal found 4/19![Multiple Airlines logo]()
$438
This Kiwi.com deal was found by Cheapflights users on 4/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/187:55 am
ATH
- ORD
2 stops24h 04m
Multiple Airlines
Deal found 4/20![Multiple Airlines logo]()
$440
This Iberia deal was found by Cheapflights users on 4/22. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/811:15 am
ATH
- ORD
Nonstop11h 35m
Iberia
Deal found 4/22![Iberia logo]()
$442
This Cheapflightsfares deal was found by Cheapflights users on 4/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2212:00 pm
ATH
- ORD
1 stop15h 47m
British Airways
Deal found 4/20![British Airways logo]()
$443
This Kiwi.com deal was found by Cheapflights users on 4/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2111:05 am
ATH
- ORD
3 stops39h 10m
Multiple Airlines
Deal found 4/20![Multiple Airlines logo]()
$444
This Iberia deal was found by Cheapflights users on 4/19. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:55 am
ATH
- ORD
1 stop15h 30m
Iberia
Deal found 4/19![Iberia logo]()
$445
This Cheapflightsfares deal was found by Cheapflights users on 4/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/148:50 pm
ATH
- ORD
1 stop25h 00m
British Airways
Deal found 4/20![British Airways logo]()
$448
This Kiwi.com deal was found by Cheapflights users on 4/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/307:00 pm
ATH
- MDW
2 stops35h 26m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$449
Find flight deals from Athens to Illinois
Keep the following information in mind while searching for Athens to Illinois flight deals. Data was last updated April 24, 2026.
Round-trip from | $694 (Delta) |
|---|---|
One-way from | $432 (Kiwi.com) |
Popular in | April |
Cheapest in | November |
Average price | $854 |
Good round-trip deal | $768 or less |
Good one-way deal | $609 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Athens to Illinois 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 2,558,603 searches. Data last updated April 24, 2026.
Use the filters below to find and compare flights from Athens to Illinois that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
AthensChicago
ATH - MDW
ATHMDW
Athens Eleftherios V.
Wed 5/6
9:45 am-10:28 pm
1 stop20h 43m
Chicago Midway
Tue 5/12
9:22 am-12:50 pm
2 stops19h 28m
$704
AthensChicago
ATH - MDW
ATHMDW
Athens Eleftherios V.
Thu 5/14
6:00 am-5:56 pm
2 stops19h 56m
Chicago Midway
Thu 5/28
6:23 am-7:50 am
2 stops17h 27m
$709
AthensChicago
ATH - ORD
ATHORD
Athens Eleftherios V.
Sat 5/9
6:00 am-7:33 pm
2 stops21h 33m
Chicago O'Hare Intl
Mon 5/25
7:00 am-7:35 am
1 stop16h 35m
$711
AthensChicago
ATH - MDW
ATHMDW
Athens Eleftherios V.
Thu 5/14
9:45 am-9:09 pm
1 stop19h 24m
Chicago Midway
Thu 5/28
1:22 pm-1:20 pm
2 stops15h 58m
$712
AthensChicago
ATH - ORD
ATHORD
Athens Eleftherios V.
Fri 8/28
6:00 am-2:15 pm
1 stop16h 15m
Chicago O'Hare Intl
Tue 9/15
5:10 pm-1:40 pm
1 stop12h 30m
$713
AthensChicago
ATH - ORD
ATHORD
Athens Eleftherios V.
Fri 8/28
6:00 am-2:15 pm
1 stop16h 15m
Chicago O'Hare Intl
Tue 9/15
1:30 pm-1:40 pm
2 stops16h 10m
$713
AthensChicago
ATH - ORD
ATHORD
Athens Eleftherios V.
Sun 5/10
10:05 am-11:59 pm
2 stops21h 54m
Chicago O'Hare Intl
Tue 5/26
8:42 am-1:20 pm
2 stops20h 38m
$714
AthensChicago
ATH - ORD
ATHORD
Athens Eleftherios V.
Wed 6/10
6:00 am-2:30 pm
1 stop16h 30m
Chicago O'Hare Intl
Mon 6/22
5:30 am-11:00 am
1 stop21h 30m
$716
AthensChicago
ATH - ORD
ATHORD
Athens Eleftherios V.
Thu 6/11
6:00 am-2:15 pm
1 stop16h 15m
Chicago O'Hare Intl
Tue 6/23
8:03 am-11:00 am
1 stop18h 57m
$718
AthensChicago
ATH - MDW
ATHMDW
Athens Eleftherios V.
Wed 9/2
6:00 am-6:31 pm
2 stops20h 31m
Chicago Midway
Mon 9/7
6:00 am-10:00 am
1 stop20h 00m
$719
Showing 1-10 of 40 resultsSorted by cheapest first
Best time to book a flight from Athens to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Athens with our price prediction graph.
ATH-ORD
ATH-MDW
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 Athens to Illinois
ATH-USIL
ATH-ORD
ATH-MDW
How far ahead should I book a flight from Athens to Illinois?
Booking 7 days in advance of your planned departure date is, on average, the best time to get cheap flights from Athens to Illinois. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Athens to Illinois?
Currently, July is the cheapest month in which you can book a flight from Athens to Illinois (average of $341). Flying from Athens to Illinois in August is currently the most expensive (average of $1,325). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from ATH to IL?
Find hourly flight availability from Athens to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 24, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Athens to Illinois as you normally would.
Weekly flight availability from Athens to Illinois
Explore weekly flight availability from Athens to Illinois. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 24, 2026.
The most flights from ATH to USIL are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).
How much does it cost to fly round-trip from Athens to Illinois?
Reviews of airlines servicing Illinois
Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated April 24, 2026.
See what other customers who have flown with United Airlines,American Airlines, andIberia from Athens to Illinois have to say. 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.
Overall
7.4
Entertainment
7.1
Crew
8.1
Food
6.6
Boarding
7.7
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Overall
7.4
Entertainment
7.1
Crew
8.1
Food
6.6
Boarding
7.7
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Overall
7.4
Entertainment
7.1
Crew
8.1
Food
6.6
Boarding
7.7
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Overall
7.4
Entertainment
7.1
Crew
8.1
Food
6.6
Boarding
7.7
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Overall
7.4
Entertainment
7.1
Crew
8.1
Food
6.6
Boarding
7.7
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Overall
7.4
Entertainment
7.1
Crew
8.1
Food
6.6
Boarding
7.7
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Related info for your journey
Find useful and relevant information for your journey from Athens to Illinois. 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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Alternative routes for Athens to Illinois
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Complete your trip
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Search flights from Athens to Illinois by cabin class
Find flights from Athens to Illinois, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Athens and Illinois flights
Browse other Athens and Illinois flight options. Last updated on April 24, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 8 airlines flying from Athens to Illinois
Discover the top 8 airlines that operate flights from Athens to Illinois. 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 2,558,603 searches. Data last updated April 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$492 | Average$707 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$504 | Average$709 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$511 | Average$697 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$515 | Average$692 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$530 | Average$715 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$561 | Average$718 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$562 | Average$602 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$595 | Average$800 | FlexibilityNo cancel fee | On-time76% |