$375+ Cheap flights from Chicago (CHI) to Athens (ATH)
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 10/24. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — ATH
Oct 22 — Oct 291
Round-trip
1 adult, Economy
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Find cheap flights from Chicago to Athens 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 Chicago to Athens Eleftherios V. are usually found in February or January, booked 85 days in advance, depart on a Monday or Sunday and return on a Monday
Cheap flight deals from Chicago to Athens
Cheapest
Best
Last-minute
One-way
Cheapest flights from Chicago to AthensExplore the most affordable flight options available from Chicago to Athens. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 22, 2026.
Explore the most affordable flight options available from Chicago to Athens. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 22, 2026.
This Air Canada deal was found by Cheapflights users on 9/20. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/174:30 pm -
2 stops16h 20m
Tue 12/17:05 am -
2 stops20h 00m
Deal found 9/20![Air Canada logo]()
$732
This Delta deal was found by Cheapflights users on 9/20. 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.
Tue 10/203:05 pm -
2 stops18h 35m
Tue 10/271:35 pm -
1 stop32h 50m
Deal found 9/20![Delta logo]()
$736
This oojo deal was found by Cheapflights users on 9/19. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/910:35 pm -
2 stops18h 55m
Sun 11/156:40 am -
2 stops38h 30m
Deal found 9/19![Lufthansa logo]()
$738
This Gotogate deal was found by Cheapflights users on 9/20. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2011:05 am -
1 stop15h 05m
Sun 11/17:15 pm -
2 stops25h 55m
Deal found 9/20![Multiple Airlines logo]()
$739
This Delta deal was found by Cheapflights users on 9/20. 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.
Mon 9/2811:30 am -
1 stop17h 50m
Tue 2/22:40 pm -
2 stops33h 32m
Deal found 9/20![Delta logo]()
$740
This United Airlines deal was found by Cheapflights users on 9/20. 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 10/302:21 pm -
2 stops16h 49m
Mon 11/96:40 am -
2 stops21h 25m
Deal found 9/20![United Airlines logo]()
$741
This Air Canada deal was found by Cheapflights users on 9/18. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/233:45 pm -
1 stop35h 15m
Wed 1/137:05 am -
2 stops20h 53m
Deal found 9/18![Air Canada logo]()
$742
This American Airlines deal was found by Cheapflights users on 9/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1510:30 pm -
1 stop13h 25m
Thu 10/2212:45 pm -
1 stop18h 15m
Deal found 9/22![American Airlines logo]()
$743
This Scandinavian Airlines deal was found by Cheapflights users on 9/19. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/137:15 pm -
1 stop15h 25m
Thu 10/2211:40 am -
2 stops36h 30m
Deal found 9/19![Scandinavian Airlines logo]()
$744
This American Airlines deal was found by Cheapflights users on 9/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:40 pm -
1 stop13h 30m
Sun 11/88:00 pm -
1 stop27h 30m
Deal found 9/20![American Airlines logo]()
$745
This Scandinavian Airlines deal was found by Cheapflights users on 9/22. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/117:15 pm -
2 stops31h 20m
Mon 12/287:30 pm -
1 stop29h 15m
Deal found 9/22![Scandinavian Airlines logo]()
$746
Best flights from Chicago to AthensDiscover carefully curated flight deals from Chicago to Athens that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 22, 2026.
Discover carefully curated flight deals from Chicago to Athens that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 22, 2026.
This Delta deal was found by Cheapflights users on 9/22. 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.
Tue 10/66:30 am -
1 stop20h 30m
Fri 10/161:10 pm -
1 stop16h 21m
Deal found 9/22![Delta logo]()
$834
This KLM deal was found by Cheapflights users on 9/21. 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.
Wed 9/3010:29 am -
1 stop13h 06m
Wed 12/211:45 am -
2 stops20h 07m
Deal found 9/21![Multiple Airlines logo]()
$839
This United Airlines deal was found by Cheapflights users on 9/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:00 am -
2 stops20h 10m
Mon 10/266:40 am -
2 stops21h 25m
Deal found 9/19![United Airlines logo]()
$908
This TAP AIR PORTUGAL deal was found by Cheapflights users on 9/21. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/276:00 pm -
2 stops36h 55m
Fri 10/24:40 am -
1 stop19h 20m
Deal found 9/21![TAP AIR PORTUGAL logo]()
$1,091
This Austrian Airlines deal was found by Cheapflights users on 9/19. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1512:55 pm -
2 stops15h 50m
Sun 1/31:25 pm -
1 stop32h 35m
Deal found 9/19![Austrian Airlines logo]()
$1,507
This Delta deal was found by Cheapflights users on 9/21. 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.
Fri 11/612:00 pm -
2 stops17h 40m
Sat 11/141:35 pm -
2 stops18h 19m
Deal found 9/21![Delta logo]()
$837
This United deal was found by Cheapflights users on 9/21. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/214:15 pm -
Nonstop10h 15m
Sun 10/251:25 pm -
1 stop32h 35m
Deal found 9/21![Multiple Airlines logo]()
$1,006
This United Airlines deal was found by Cheapflights users on 9/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/134:20 pm -
Nonstop10h 15m
Mon 10/266:40 am -
1 stop19h 45m
Deal found 9/22![United Airlines logo]()
$1,061
This Delta deal was found by Cheapflights users on 9/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/24:15 pm -
1 stop12h 35m
Wed 10/146:00 am -
2 stops23h 31m
Deal found 9/19![Delta logo]()
$1,095
This United Airlines deal was found by Cheapflights users on 9/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/15:00 am -
1 stop19h 10m
Wed 10/1412:35 pm -
Nonstop11h 25m
Deal found 9/19![United Airlines logo]()
$1,224
This TAP AIR PORTUGAL deal was found by Cheapflights users on 9/20. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/610:59 am -
3 stops26h 26m
Fri 10/164:40 am -
2 stops46h 34m
Deal found 9/20![TAP AIR PORTUGAL logo]()
$1,632
This United Airlines deal was found by Cheapflights users on 9/18. 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.
Sun 9/274:20 pm -
Nonstop10h 15m
Fri 10/26:55 am -
1 stop13h 40m
Deal found 9/18![United Airlines logo]()
$1,447
Last-minute flights from Chicago to AthensDiscover last-minute flight deals from Chicago to Athens. Data last updated September 22, 2026 and is based on user searches.
Discover last-minute flight deals from Chicago to Athens. Data last updated September 22, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/20. 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.
Mon 9/2811:30 am -
1 stop17h 50m
Tue 2/22:40 pm -
2 stops33h 32m
Deal found 9/20![Delta logo]()
$740
This Delta deal was found by Cheapflights users on 9/20. 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 10/36:00 pm -
1 stop29h 50m
Mon 12/142:40 pm -
1 stop33h 35m
Deal found 9/20![Delta logo]()
$742
This FlightHub deal was found by Cheapflights users on 9/18. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/37:15 pm -
1 stop15h 25m
Tue 10/137:30 pm -
1 stop28h 40m
Deal found 9/18![Scandinavian Airlines logo]()
$747
This FlightHub deal was found by Cheapflights users on 9/20. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/88:10 pm -
1 stop23h 00m
Fri 10/234:00 am -
1 stop13h 40m
Deal found 9/20![Turkish Airlines logo]()
$749
This Scandinavian Airlines deal was found by Cheapflights users on 9/19. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/137:15 pm -
1 stop15h 25m
Thu 10/2211:40 am -
2 stops36h 30m
Deal found 9/19![Scandinavian Airlines logo]()
$744
This Delta deal was found by Cheapflights users on 9/22. 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.
Wed 10/1410:24 am -
2 stops19h 16m
Wed 10/216:00 am -
2 stops22h 30m
Deal found 9/22![Delta logo]()
$746
This American Airlines deal was found by Cheapflights users on 9/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1510:30 pm -
1 stop13h 25m
Thu 10/2212:45 pm -
1 stop18h 15m
Deal found 9/22![American Airlines logo]()
$743
This Justfly.com deal was found by Cheapflights users on 9/18. 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.
Fri 10/168:45 am -
1 stop17h 25m
Thu 10/223:25 pm -
1 stop14h 41m
Deal found 9/18![Air Canada logo]()
$748
This Delta deal was found by Cheapflights users on 9/20. 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.
Tue 10/203:05 pm -
2 stops18h 35m
Tue 10/271:35 pm -
1 stop32h 50m
Deal found 9/20![Delta logo]()
$736
This Gotogate deal was found by Cheapflights users on 9/20. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2011:05 am -
1 stop15h 05m
Sun 11/17:15 pm -
2 stops25h 55m
Deal found 9/20![Multiple Airlines logo]()
$739
This United Airlines deal was found by Cheapflights users on 9/20. 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 10/302:21 pm -
2 stops16h 49m
Mon 11/96:40 am -
2 stops21h 25m
Deal found 9/20![United Airlines logo]()
$741
This American Airlines deal was found by Cheapflights users on 9/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:40 pm -
1 stop13h 30m
Sun 11/88:00 pm -
1 stop27h 30m
Deal found 9/20![American Airlines logo]()
$745
One-way flights from Chicago to AthensSearch for one-way flight options from Chicago to Athens. Find affordable one-way fares based on user searches. Data last updated September 22, 2026.
Search for one-way flight options from Chicago to Athens. Find affordable one-way fares based on user searches. Data last updated September 22, 2026.
This TAP AIR PORTUGAL deal was found by Cheapflights users on 9/21. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:05 pm -
1 stop26h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![TAP AIR PORTUGAL logo]()
$375
This Kiwi.com deal was found by Cheapflights users on 9/21. 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.
Sun 11/226:30 pm -
2 stops17h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Multiple Airlines logo]()
$376
This Kiwi.com deal was found by Cheapflights users on 9/21. 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 12/126:30 pm -
2 stops19h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Multiple Airlines logo]()
$377
This Kiwi.com deal was found by Cheapflights users on 9/20. 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.
Sun 11/16:30 pm -
3 stops30h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Multiple Airlines logo]()
$378
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 9/266:05 pm -
1 stop25h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![TAP AIR PORTUGAL logo]()
$379
This Thrive Travel deal was found by Cheapflights users on 9/20. 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 Thrive Travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/86:50 pm -
1 stop16h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Multiple Airlines logo]()
$382
This Thrive Travel deal was found by Cheapflights users on 9/20. 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 Thrive Travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/135:15 pm -
Nonstop10h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Finnair logo]()
$385
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 9/263:50 pm -
2 stops40h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$389
This Kiwi.com deal was found by Cheapflights users on 9/18. 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 11/27:50 pm -
3 stops55h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$390
This Kiwi.com deal was found by Cheapflights users on 9/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/246:30 pm -
2 stops15h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Multiple Airlines logo]()
$392
This Kiwi.com deal was found by Cheapflights users on 9/21. 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.
Sun 9/2711:15 am -
2 stops41h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Multiple Airlines logo]()
$393
Find flight deals from Chicago to Athens
Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Athens (ATH). 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 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $732 (Air Canada) |
One-way from | $375 (TAP AIR PORTUGAL) |
Popular in | June |
Cheapest in | February |
Average price | $1,110 |
Good round-trip deal | $1,134 or less |
Good one-way deal | $582 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Chicago to Athens 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 22, 2026.
Use the filters below to find and compare flights from Chicago to Athens that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoAthens
ORD Chicago O'Hare Intl - ATH Athens Eleftherios V.
ORDATH
Chicago O'Hare Intl
Sat 10/17
11:20 pm-9:55 pm
2 stops38h 35m
Athens Eleftherios V.
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$429
ChicagoAthens
ORD Chicago O'Hare Intl - ATH Athens Eleftherios V.
ORDATH
Chicago O'Hare Intl
Mon 10/19
8:10 pm-8:55 am
1 stop28h 45m
Athens Eleftherios V.
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$450
ChicagoAthens
ORD Chicago O'Hare Intl - ATH Athens Eleftherios V.
ORDATH
Chicago O'Hare Intl
Mon 11/23
11:45 am-8:40 am
1 stop12h 55m
Athens Eleftherios V.
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$450
ChicagoAthens
ORD Chicago O'Hare Intl - ATH Athens Eleftherios V.
ORDATH
Chicago O'Hare Intl
Fri 10/16
11:25 am-3:10 am
1 stop31h 45m
Athens Eleftherios V.
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$460
ChicagoAthens
ORD Chicago O'Hare Intl - ATH Athens Eleftherios V.
ORDATH
Chicago O'Hare Intl
Wed 12/16
11:55 pm-3:25 am
1 stop19h 30m
Athens Eleftherios V.
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$525
Quickest round-trip
ChicagoAthens
ORD Chicago O'Hare Intl - ATH Athens Eleftherios V.
ORDATH
Chicago O'Hare Intl
Mon 10/19
4:20 pm-10:35 am
Nonstop10h 15m
Athens Eleftherios V.
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$532
ChicagoAthens
ORD Chicago O'Hare Intl - ATH Athens Eleftherios V.
ORDATH
Chicago O'Hare Intl
Wed 10/21
4:15 pm-10:30 am
Nonstop10h 15m
Athens Eleftherios V.
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$532
ChicagoAthens
ORD Chicago O'Hare Intl - ATH Athens Eleftherios V.
ORDATH
Chicago O'Hare Intl
Thu 10/1
6:00 am-1:45 pm
2 stops23h 45m
Athens Eleftherios V.
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$573
ChicagoAthens
ORD Chicago O'Hare Intl - ATH Athens Eleftherios V.
ORDATH
Chicago O'Hare Intl
Sun 9/27
6:00 pm-2:55 pm
2 stops36h 55m
Athens Eleftherios V.
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$576
ChicagoAthens
ORD Chicago O'Hare Intl - ATH Athens Eleftherios V.
ORDATH
Chicago O'Hare Intl
Fri 10/16
4:20 pm-10:35 am
Nonstop10h 15m
Athens Eleftherios V.
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$582
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from Chicago to Athens
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 Chicago to Athens in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | 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 Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Chicago-Athens flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago-Athens flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago-Athens flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Chicago-Athens 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 Chicago-Athens 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 Chicago to Athens
Have a flexible travel schedule? Discover the best time to fly to Athens from Chicago with our price prediction graph.
CHI-ATH
ORD-ATH
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 Chicago to Athens
CHI-ATH
ORD-ATH
What is the cheapest month to book a flight from Chicago to Athens?
Currently, February is the cheapest month in which you can book a flight from Chicago to Athens (average of $595). Flying from Chicago to Athens in June is currently the most expensive (average of $1,456). 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 CHI to ATH?
Find hourly flight availability from Chicago to Athens. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 22, 2026.
When flying from Chicago to Athens, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How much does it cost to fly round-trip from Chicago to Athens?
Airfare is typical for this route at the moment.
Chicago to Athens flights typically cost between $712 and $1,218 in November.The cheapest round-trip price found within the last 5 days was $732 on Air Canada (Nov 17-Dec 1).
What’s the top layover airport for flights from Chicago to Athens?
Share of 1-stop round-trip flights from Chicago to Athens chosen by Cheapflights users in the past 12 months, using the same layover each way.
Istanbul (IST) – chosen by Cheapflights users on 63% of 1-stop itineraries from Chicago to Athens on Cheapflights.
What’s the cheapest layover airport for flights from Chicago to Athens?
Average round-trip fare for 1-stop flights from Chicago to Athens, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Belgrade (BEG) is the most affordable 1-stop option, with an average round-trip price of $707.
What’s the fastest layover option from Chicago to Athens?
Shortest average travel time for 1-stop one-way flights from Chicago to Athens, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Belgrade (BEG) have the shortest average one-way travel time for 1-stop routes: 15h 05m.
Which airport typically offers the quickest layover for flights from Chicago to Athens?
Average layover duration for 1-stop one-way flights from Chicago to Athens, 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 3h 17m.
How often are flights from Chicago to Athens delayed?
About 27% of weekly flights between Chicago and Athens have experienced delays in the past year, with the average delay time being 189 minutes.
What is the most punctual flight time for Chicago to Athens flights?
Historically, flights departing in the early afternoon 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 Sunday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Chicago to Athens flights?
Over the last year, American Airlines have had the lowest number of delays on this route, with just 24% of flights being delayed.
How far ahead should I book a flight from Chicago to Athens?
Booking 88 days in advance of your planned departure date is, on average, the best time to get cheap flights from Chicago to Athens. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
The best insider tips for Chicago to Athens 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 Chicago to Athens trip
Our travel experts
Reviews of airlines servicing Athens
Get insights into the airlines that provide service to Athens. 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 Athens. Reviews last updated September 22, 2026.
Read through reviews of airlines operating flights from Chicago to Athens, such as Turkish Airlines,United Airlines, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.3
Overall
7.4
Entertainment
7.5
Food
7.5
Boarding
7.3
Crew
7.8
Reviews
1 / 20
8.0
ExcellentCathy,Mar 2026
DFW - ATH
Comfort
7.3
Overall
7.4
Entertainment
7.5
Food
7.5
Boarding
7.3
Crew
7.8
Reviews
1 / 20
8.0
ExcellentCathy,Mar 2026
DFW - ATH
Comfort
7.3
Overall
7.4
Entertainment
7.5
Food
7.5
Boarding
7.3
Crew
7.8
Reviews
1 / 20
8.0
ExcellentCathy,Mar 2026
DFW - ATH
Comfort
7.3
Overall
7.4
Entertainment
7.5
Food
7.5
Boarding
7.3
Crew
7.8
Reviews
1 / 20
8.0
ExcellentCathy,Mar 2026
DFW - ATH
Comfort
7.3
Overall
7.4
Entertainment
7.5
Food
7.5
Boarding
7.3
Crew
7.8
Reviews
1 / 20
8.0
ExcellentCathy,Mar 2026
DFW - ATH
Comfort
7.3
Overall
7.4
Entertainment
7.5
Food
7.5
Boarding
7.3
Crew
7.8
Reviews
1 / 20
8.0
ExcellentCathy,Mar 2026
DFW - ATH
Related info for your journey
Find useful and relevant information for your journey from Chicago to Athens. 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 Athens?
Book flights to Athens if you plan to visit one of these locationsGlyfada
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Galaxidi
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Other flights to Athens
Explore flights to Athens departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 22, 2026.
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Chicago and Athens flights
Browse other Chicago and Athens flight options. Last updated on September 22, 2026.
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Browse through other flights departing from Chicago. Flights are based on user searches made on Cheapflights and were last updated on September 22, 2026.
Popular flight searches
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Top 10 airlines flying from Chicago to Athens
Discover the top 10 airlines that operate flights from Chicago to Athens. 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 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$159 | Average$706 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$329 | Average$770 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$497 | Average$839 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$522 | Average$726 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$543 | Average$685 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$552 | Average$1,107 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$560 | Average$983 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$572 | Average$1,100 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$574 | Average$794 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$591 | Average$871 | FlexibilityNo cancel fee | On-time75% |