$471+ Cheap flights from Athens (ATH) to O'Hare Intl (ORD)
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 2/1. Fares are subject to change and may not be available on all flights or dates of travel.
ATH — ORD
Oct 10 — Oct 171
Round-trip
1 adult, Economy
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Find cheap flights from Athens to O'Hare Intl 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Athens Eleftherios V. to Chicago O'Hare Intl are usually found in February or November, booked 46 days in advance, depart on a Monday or Saturday and return on a Monday
Cheap flight deals from Athens to O'Hare Intl
Cheapest
Best
Last-minute
One-way
Cheapest flights from Athens to O'Hare IntlExplore the most affordable flight options available from Athens to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
Explore the most affordable flight options available from Athens to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
This Air France deal was found by Cheapflights users on 9/9. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:35 am -
2 stops17h 38m
Fri 10/164:20 pm -
1 stop12h 30m
Deal found 9/9![Multiple Airlines logo]()
$734
This American Airlines deal was found by Cheapflights users on 9/8. 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 9/236:55 am -
1 stop15h 30m
Wed 10/215:15 pm -
Nonstop10h 20m
Deal found 9/8![American Airlines logo]()
$735
This KLM deal was found by Cheapflights users on 9/8. 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 9/256:00 am -
1 stop16h 15m
Thu 10/224:15 pm -
1 stop16h 15m
Deal found 9/8![KLM logo]()
$736
This British Airways deal was found by Cheapflights users on 9/7. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/117:40 pm -
1 stop26h 05m
Wed 1/61:35 pm -
2 stops15h 50m
Deal found 9/7![Multiple Airlines logo]()
$737
This British Airways deal was found by Cheapflights users on 9/7. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/247:25 am -
1 stop14h 25m
Sat 10/241:31 pm -
2 stops19h 14m
Deal found 9/7![British Airways logo]()
$738
This British Airways deal was found by Cheapflights users on 9/9. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/247:25 am -
1 stop16h 30m
Sat 10/108:50 pm -
1 stop15h 00m
Deal found 9/9![British Airways logo]()
$739
This Justfly.com 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:05 am -
1 stop15h 05m
Fri 10/163:00 pm -
1 stop12h 10m
Deal found 9/6![ITA Airways logo]()
$740
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/266:10 am -
2 stops19h 15m
Sat 1/91:35 pm -
2 stops16h 05m
Deal found 9/6![Delta logo]()
$741
This KLM deal was found by Cheapflights users on 9/8. 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 9/256:00 am -
1 stop16h 15m
Thu 10/84:15 pm -
1 stop16h 15m
Deal found 9/8![KLM logo]()
$742
This ITA Airways deal was found by Cheapflights users on 9/7. 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 ITA Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/227:30 pm -
1 stop25h 40m
Sun 10/113:00 pm -
1 stop13h 30m
Deal found 9/7![ITA Airways logo]()
$743
This British Airways deal was found by Cheapflights users on 9/8. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/258:50 pm -
2 stops27h 56m
Tue 10/2010:30 pm -
1 stop19h 40m
Deal found 9/8![British Airways logo]()
$744
This British 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/247:25 am -
1 stop16h 30m
Wed 10/75:15 pm -
Nonstop10h 20m
Deal found 9/6![British Airways logo]()
$745
Best flights from Athens to O'Hare IntlDiscover carefully curated flight deals from Athens to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
Discover carefully curated flight deals from Athens to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
This British Airways deal was found by Cheapflights users on 9/10. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/247:25 am -
1 stop16h 30m
Sat 10/108:50 pm -
1 stop15h 00m
Deal found 9/10![British Airways logo]()
$739
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/266:10 am -
2 stops19h 15m
Sat 1/91:35 pm -
2 stops16h 05m
Deal found 9/6![Delta logo]()
$741
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/26:45 am -
2 stops21h 49m
Fri 10/236:00 am -
1 stop18h 10m
Deal found 9/9![United Airlines logo]()
$759
This British Airways deal was found by Cheapflights users on 9/9. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/201:20 pm -
1 stop18h 48m
Sat 5/158:40 pm -
1 stop15h 10m
Deal found 9/9![British Airways logo]()
$763
This United Airlines deal was found by Cheapflights users on 9/7. 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.
Wed 9/2312:35 pm -
Nonstop11h 25m
Tue 10/204:20 pm -
Nonstop10h 15m
Deal found 9/7![United Airlines logo]()
$764
This Delta deal was found by Cheapflights users on 9/8. 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 12/231:35 pm -
1 stop32h 50m
Thu 1/76:25 pm -
1 stop35h 15m
Deal found 9/8![Delta logo]()
$795
This United Airlines deal was found by Cheapflights users on 9/8. 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.
Thu 9/2412:35 pm -
Nonstop11h 25m
Thu 10/224:45 pm -
Nonstop10h 15m
Deal found 9/8![United Airlines logo]()
$764
This Delta deal was found by Cheapflights users on 9/10. 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.
Tue 9/221:35 pm -
2 stops18h 24m
Thu 10/14:15 pm -
1 stop16h 15m
Deal found 9/10![Delta logo]()
$806
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2312:35 pm -
Nonstop11h 25m
Wed 1/2012:40 pm -
2 stops16h 15m
Deal found 9/6![United Airlines logo]()
$764
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/196:10 am -
1 stop16h 15m
Sat 1/91:35 pm -
2 stops16h 05m
Deal found 9/6![Delta logo]()
$811
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Tue 12/157:05 am -
2 stops20h 00m
Wed 12/301:00 pm -
2 stops15h 55m
Deal found 9/9![United Airlines logo]()
$766
Last-minute flights from Athens to O'Hare IntlDiscover last-minute flight deals from Athens to O'Hare Intl. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from Athens to O'Hare Intl. Data last updated September 10, 2026 and is based on user searches.
This British Airways deal was found by Cheapflights users on 9/7. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/151:00 pm -
1 stop17h 31m
Sat 10/36:45 am -
1 stop20h 10m
Deal found 9/7![British Airways logo]()
$735
This Iberia 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/158:50 pm -
1 stop25h 35m
Sun 10/45:15 pm -
Nonstop10h 20m
Deal found 9/6![Iberia logo]()
$770
This Air France deal was found by Cheapflights users on 9/7. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:35 am -
2 stops17h 38m
Wed 10/74:50 pm -
1 stop15h 40m
Deal found 9/7![Multiple Airlines logo]()
$734
This Iberia deal was found by Cheapflights users on 9/8. 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.
Wed 9/166:55 am -
1 stop15h 30m
Tue 9/294:50 pm -
Nonstop10h 20m
Deal found 9/8![Iberia logo]()
$736
This Iberia deal was found by Cheapflights users on 9/9. 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.
Wed 9/166:55 am -
1 stop15h 30m
Wed 9/2310:15 pm -
1 stop18h 25m
Deal found 9/9![Iberia logo]()
$741
This BusinessClass deal was found by Cheapflights users on 9/7. 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.
Wed 9/166:55 am -
1 stop15h 30m
Mon 10/55:15 pm -
Nonstop10h 20m
Deal found 9/7![Iberia logo]()
$767
This Iberia 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:55 am -
2 stops22h 40m
Wed 10/75:15 pm -
Nonstop10h 20m
Deal found 9/6![Iberia logo]()
$780
This Iberia 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1612:30 pm -
1 stop33h 55m
Sun 10/45:15 pm -
Nonstop10h 20m
Deal found 9/6![Iberia logo]()
$781
This KAYAK deal was found by Cheapflights users on 9/7. 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.
Thu 9/178:00 pm -
1 stop26h 55m
Tue 10/65:15 pm -
Nonstop10h 15m
Deal found 9/7![British Airways logo]()
$773
This Iberia 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/191:50 pm -
1 stop15h 40m
Thu 10/85:15 pm -
Nonstop10h 15m
Deal found 9/6![Iberia logo]()
$774
This Iberia 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/191:50 pm -
1 stop16h 45m
Sat 10/38:45 am -
1 stop16h 10m
Deal found 9/6![Iberia logo]()
$778
This Iberia 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/191:50 pm -
1 stop15h 40m
Wed 10/74:26 pm -
2 stops24h 14m
Deal found 9/6![Iberia logo]()
$785
One-way flights from Athens to O'Hare IntlSearch for one-way flight options from Athens to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
Search for one-way flight options from Athens to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 2/18:45 pm -
3 stops50h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$471
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/88:30 pm -
2 stops29h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$474
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 11/244:40 pm -
3 stops30h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$476
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/94:40 pm -
3 stops33h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$477
This Finnair deal was found by Cheapflights users on 9/7. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/118:20 pm -
1 stop27h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$478
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/54:30 am -
3 stops21h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$479
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 3/44:30 am -
3 stops21h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$480
This TAP AIR PORTUGAL 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/74:10 am -
1 stop19h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![TAP AIR PORTUGAL logo]()
$481
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 3/69:45 pm -
2 stops25h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$482
This Thrive Travel deal was found by Cheapflights users on 9/5. 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 Thrive Travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/151:00 pm -
1 stop14h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$484
Find flight deals from Athens to O'Hare Intl
Discover tips and strategies to find the most affordable flight options for your journey from Athens (ATH) to O'Hare Intl (ORD). 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 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $734 (Air France) |
One-way from | $471 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $796 |
Good round-trip deal | $908 or less |
Good one-way deal | $854 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Athens to O'Hare 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 7,457,451 searches. Data last updated September 10, 2026.
Use the filters below to find and compare flights from Athens to Chicago O'Hare Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
AthensChicago
ATH Athens Eleftherios V. - ORD Chicago O'Hare Intl
ATHORD
Athens Eleftherios V.
Thu 9/17
6:00 am-2:15 pm
1 stop16h 15m
Chicago O'Hare Intl
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$487
AthensChicago
ATH Athens Eleftherios V. - ORD Chicago O'Hare Intl
ATHORD
Athens Eleftherios V.
Tue 12/1
7:40 am-6:55 pm
2 stops19h 15m
Chicago O'Hare Intl
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$492
AthensChicago
ATH Athens Eleftherios V. - ORD Chicago O'Hare Intl
ATHORD
Athens Eleftherios V.
Wed 10/7
6:00 am-9:31 pm
2 stops23h 31m
Chicago O'Hare Intl
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$492
AthensChicago
ATH Athens Eleftherios V. - ORD Chicago O'Hare Intl
ATHORD
Athens Eleftherios V.
Thu 10/1
4:40 am-12:40 pm
1 stop16h 00m
Chicago O'Hare Intl
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$571
AthensChicago
ATH Athens Eleftherios V. - ORD Chicago O'Hare Intl
ATHORD
Athens Eleftherios V.
Fri 10/9
9:20 pm-9:15 pm
1 stop31h 55m
Chicago O'Hare Intl
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$658
AthensChicago
ATH Athens Eleftherios V. - ORD Chicago O'Hare Intl
ATHORD
Athens Eleftherios V.
Tue 10/27
4:55 pm-10:59 am
2 stops49h 04m
Chicago O'Hare Intl
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$681
AthensChicago
ATH Athens Eleftherios V. - ORD Chicago O'Hare Intl
ATHORD
Athens Eleftherios V.
Tue 9/22
11:00 pm-9:37 pm
2 stops30h 37m
Chicago O'Hare Intl
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$687
Quickest round-trip
AthensChicago
ATH Athens Eleftherios V. - ORD Chicago O'Hare Intl
ATHORD
Athens Eleftherios V.
Thu 10/15
10:45 am-2:15 pm
Nonstop11h 30m
Chicago O'Hare Intl
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$691
AthensChicago
ATH Athens Eleftherios V. - ORD Chicago O'Hare Intl
ATHORD
Athens Eleftherios V.
Wed 10/7
6:55 am-2:25 pm
1 stop15h 30m
Chicago O'Hare Intl
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$697
AthensChicago
ATH Athens Eleftherios V. - ORD Chicago O'Hare Intl
ATHORD
Athens Eleftherios V.
Wed 10/7
1:00 pm-11:00 pm
1 stop18h 00m
Chicago O'Hare Intl
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$705
Showing 1-10 of 23 resultsSorted by cheapest first
Compare providers for flights from Athens to O'Hare Intl
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Athens to O'Hare Intl in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Athens-Chicago O'Hare Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Athens-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Athens-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Athens-Chicago O'Hare Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Athens-Chicago O'Hare Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Athens to O'Hare Intl
Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Athens with our price prediction graph.
ATH-ORD
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 Chicago O'Hare Intl Airport
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How far ahead should I book a flight from Athens to Chicago O'Hare Intl Airport?
The best time to book flights from Athens to Chicago O'Hare Intl Airport is 45 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Athens to Chicago O'Hare Intl Airport?
Currently, February is the cheapest month in which you can book a flight from Athens to Chicago O'Hare Intl Airport (average of $666). Flying from Athens to Chicago O'Hare Intl Airport in June is currently the most expensive (average of $908). 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 ORD?
Find hourly flight availability from Athens to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 10, 2026.
When flying from Athens to Chicago O'Hare Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How often are flights from Athens to Chicago delayed?
About 9% of weekly flights between Athens and Chicago have experienced delays in the past year, with the average delay time being 219 minutes.
What is the most punctual flight time for Athens to Chicago flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Friday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Athens to Chicago flights?
Over the last year, American Airlines have had the lowest number of delays on this route, with just 7% of flights being delayed.
What’s the top layover airport for flights from Athens to Chicago O'Hare Intl Airport?
Share of 1-stop round-trip flights from Athens to Chicago O'Hare Intl Airport chosen by Cheapflights users in the past 12 months, using the same layover each way.
Frankfurt am Main (FRA) – chosen by Cheapflights users on 40% of 1-stop itineraries from Athens to Chicago O'Hare Intl Airport on Cheapflights.
What’s the cheapest layover airport for flights from Athens to Chicago O'Hare Intl Airport?
Average round-trip fare for 1-stop flights from Athens to Chicago O'Hare Intl Airport, chosen by Cheapflights users in the past 12 months, with the same layover each way.
London (LHR) is the most affordable 1-stop option, with an average round-trip price of $663.
What’s the fastest layover option from Athens to Chicago O'Hare Intl Airport?
Shortest average travel time for 1-stop one-way flights from Athens to Chicago O'Hare Intl Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Frankfurt am Main (FRA) have the shortest average one-way travel time for 1-stop routes: 13h 45m.
Which airport typically offers the quickest layover for flights from Athens to Chicago O'Hare Intl Airport?
Average layover duration for 1-stop one-way flights from Athens to Chicago O'Hare Intl Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Istanbul (IST) offer the fastest connection on this route, with an average layover time of 1h 10m.
The best insider tips for Athens to Chicago O'Hare Intl Airport flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Athens to Chicago O'Hare Intl Airport trip
Our travel experts
Reviews of airlines servicing O'Hare Intl
Get insights into the airlines that provide service to O'Hare 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 O'Hare Intl. Reviews last updated September 10, 2026.
Get a feel of what it's like to fly with Turkish Airlines,United Airlines, andIberia from Athens to Chicago O'Hare Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
7.8
Comfort
7.3
Entertainment
7.5
Boarding
7.3
Food
7.5
Overall
7.4
Reviews
1 / 20
6.0
GoodAnonymous,Oct 2024
ATH - IST
Crew
7.8
Comfort
7.3
Entertainment
7.5
Boarding
7.3
Food
7.5
Overall
7.4
Reviews
1 / 20
6.0
GoodAnonymous,Oct 2024
ATH - IST
Crew
7.8
Comfort
7.3
Entertainment
7.5
Boarding
7.3
Food
7.5
Overall
7.4
Reviews
1 / 20
6.0
GoodAnonymous,Oct 2024
ATH - IST
Crew
7.8
Comfort
7.3
Entertainment
7.5
Boarding
7.3
Food
7.5
Overall
7.4
Reviews
1 / 20
6.0
GoodAnonymous,Oct 2024
ATH - IST
Crew
7.8
Comfort
7.3
Entertainment
7.5
Boarding
7.3
Food
7.5
Overall
7.4
Reviews
1 / 20
6.0
GoodAnonymous,Oct 2024
ATH - IST
Crew
7.8
Comfort
7.3
Entertainment
7.5
Boarding
7.3
Food
7.5
Overall
7.4
Reviews
1 / 20
6.0
GoodAnonymous,Oct 2024
ATH - IST
Related info for your journey
Find useful and relevant information for your journey from Athens to O'Hare Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Chicago O'Hare Intl Airport?
Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locationsBenton Harbor
Rosemont
Lake Geneva
Naperville
Des Plaines
Glenview
Schaumburg
Oakbrook Terrace
Delavan
Oak Brook
Libertyville
Orland Park
Hoffman Estates
Aurora
Beloit
Rockford
South Holland
Elgin
Racine
Janesville
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Other flights to O'Hare Intl
Explore flights to O'Hare Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 10, 2026.
Athens and O'Hare Intl flights
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Top 7 airlines flying from Athens to O'Hare Intl
Discover the top 7 airlines that operate flights from Athens to O'Hare 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 7,457,451 searches. Data last updated September 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$432 | Average$681 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$531 | Average$1,111 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$537 | Average$870 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$552 | Average$723 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$586 | Average$819 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$598 | Average$818 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$605 | Average$793 | FlexibilityNo cancel fee | On-time76% |