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Cheap flights from Chicago O'Hare Intl Airport to Athens from £185
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/2. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — ATH
9 Nov — 16 Nov1
Cheap flight deals from O'Hare Intl to Athens
Enter your travel dates to find the best prices.
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Best
Direct
Last-minute
One-way
Cheapest flights from O'Hare Intl to AthensExplore the most affordable flight options available from O'Hare Intl to Athens. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 October 2026.
Explore the most affordable flight options available from O'Hare Intl to Athens. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 October 2026.
Fri 6/1119:10 -
2 stops31h 25m
Mon 23/1121:00 -
1 stop27h 45m
Deal found 8/10£551
Wed 18/1119:10 -
1 stop15h 30m
Wed 9/1214:10 -
1 stop34h 35m
Deal found 7/10£558
Mon 23/1120:15 -
1 stop16h 45m
Tue 8/1213:05 -
1 stop37h 15m
Deal found 8/10£558
Tue 17/1119:10 -
2 stops31h 25m
Tue 1/1208:30 -
2 stops16h 15m
Deal found 8/10£561
Sat 10/1018:05 -
1 stop25h 15m
Fri 23/1004:40 -
1 stop19h 20m
Deal found 9/10£562
Tue 24/1119:10 -
2 stops31h 25m
Wed 9/1214:10 -
1 stop34h 35m
Deal found 7/10£563
Thu 5/1112:45 -
1 stop24h 15m
Wed 25/1111:35 -
1 stop30h 25m
Deal found 8/10£566
Sat 14/1119:10 -
1 stop34h 10m
Mon 16/1121:00 -
1 stop27h 45m
Deal found 9/10£568
Wed 4/1119:10 -
1 stop15h 30m
Mon 23/1121:00 -
1 stop27h 45m
Deal found 8/10£569
Tue 24/1120:15 -
1 stop16h 45m
Tue 8/1221:50 -
1 stop28h 30m
Deal found 7/10£570
Thu 5/1119:10 -
2 stops55h 25m
Mon 23/1121:00 -
1 stop27h 45m
Deal found 8/10£573
Thu 26/1109:42 -
2 stops19h 18m
Thu 10/1207:55 -
2 stops19h 48m
Deal found 6/10£576
Best flights from O'Hare Intl to AthensDiscover carefully curated flight deals from O'Hare Intl to Athens that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 October 2026.
Discover carefully curated flight deals from O'Hare Intl to Athens that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 October 2026.
Sat 6/217:45 -
2 stops34h 55m
Sat 20/207:05 -
1 stop17h 10m
Deal found 5/10£591
Sun 1/1116:25 -
1 stop16h 10m
Wed 11/1106:10 -
2 stops20h 20m
Deal found 9/10£706
Sat 31/1006:10 -
1 stop20h 25m
Fri 13/1106:10 -
2 stops18h 55m
Deal found 9/10£741
Tue 20/1016:20 -
Nonstop10h 15m
Thu 29/1006:45 -
1 stop14h 25m
Deal found 9/10£860
Fri 26/311:00 -
2 stops33h 10m
Sat 3/406:55 -
3 stops32h 36m
Deal found 6/10£1,167
Sat 12/1215:45 -
1 stop34h 15m
Tue 29/1207:05 -
1 stop17h 10m
Deal found 8/10£705
Mon 2/1110:35 -
2 stops18h 05m
Fri 13/1106:10 -
2 stops22h 07m
Deal found 9/10£709
Mon 14/1211:39 -
2 stops18h 01m
Tue 29/1206:10 -
2 stops23h 29m
Deal found 8/10£886
Tue 16/217:29 -
3 stops23h 11m
Tue 2/319:10 -
2 stops28h 20m
Deal found 8/10£981
Tue 17/1116:31 -
3 stops20h 59m
Tue 1/1212:55 -
2 stops34h 35m
Deal found 5/10£990
Sat 24/1018:05 -
2 stops16h 25m
Wed 4/1108:35 -
3 stops30h 53m
Deal found 10/10£1,037
Direct flights from O'Hare Intl to AthensExplore direct flight options from O'Hare Intl to Athens based on user searches, and compare prices and availability for your desired travel dates. Data last updated 10 October 2026.
Explore direct flight options from O'Hare Intl to Athens based on user searches, and compare prices and availability for your desired travel dates. Data last updated 10 October 2026.
Tue 20/1016:20 -
Nonstop10h 15m
Sat 24/1012:35 -
Nonstop11h 25m
Deal found 9/10£1,262
Thu 22/1016:45 -
Nonstop10h 15m
Sat 24/1012:35 -
Nonstop11h 25m
Deal found 9/10£1,299
Last-minute flights from O'Hare Intl to AthensDiscover last-minute flight deals from O'Hare Intl to Athens. Data last updated 10 October 2026 and is based on user searches.
Discover last-minute flight deals from O'Hare Intl to Athens. Data last updated 10 October 2026 and is based on user searches.
Sat 10/1018:05 -
1 stop25h 15m
Fri 23/1004:40 -
1 stop19h 20m
Deal found 9/10£562
Wed 4/1119:10 -
1 stop15h 30m
Mon 23/1121:00 -
1 stop27h 45m
Deal found 8/10£569
Thu 5/1112:45 -
1 stop24h 15m
Wed 25/1111:35 -
1 stop30h 25m
Deal found 8/10£566
Thu 5/1119:10 -
2 stops55h 25m
Mon 23/1121:00 -
1 stop27h 45m
Deal found 8/10£573
Fri 6/1119:10 -
2 stops31h 25m
Mon 23/1121:00 -
1 stop27h 45m
Deal found 8/10£551
Sat 14/1119:10 -
1 stop34h 10m
Thu 19/1119:30 -
1 stop29h 15m
Deal found 9/10£568
Tue 17/1119:10 -
2 stops31h 25m
Tue 1/1208:30 -
2 stops16h 15m
Deal found 8/10£561
Wed 18/1119:10 -
1 stop15h 30m
Wed 9/1214:10 -
1 stop34h 35m
Deal found 7/10£558
Mon 23/1120:15 -
1 stop16h 45m
Tue 8/1213:05 -
1 stop37h 15m
Deal found 8/10£558
Tue 24/1119:10 -
2 stops31h 25m
Wed 9/1214:10 -
1 stop34h 35m
Deal found 7/10£563
Tue 24/1111:45 -
1 stop12h 55m
Thu 10/1213:05 -
1 stop28h 55m
Deal found 7/10£570
Thu 26/1109:42 -
2 stops19h 18m
Thu 10/1207:55 -
2 stops19h 48m
Deal found 6/10£576
One-way flights from O'Hare Intl to AthensSearch for one-way flight options from O'Hare Intl to Athens. Find affordable one-way fares based on user searches. Data last updated 10 October 2026.
Search for one-way flight options from O'Hare Intl to Athens. Find affordable one-way fares based on user searches. Data last updated 10 October 2026.
Mon 8/211:45 -
2 stops17h 40m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 5/10£185
Wed 10/211:45 -
2 stops17h 40m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 8/10£186
Sat 21/1117:20 -
1 stop26h 05m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 7/10£241
Sat 7/1117:30 -
1 stop13h 35m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 7/10£243
Wed 6/121:50 -
1 stop31h 10m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 8/10£245
Sat 9/115:45 -
1 stop35h 15m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 8/10£248
Sun 3/121:50 -
1 stop19h 40m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 5/10£251
Mon 11/109:50 -
2 stops19h 50m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 9/10£252
Thu 7/111:45 -
2 stops17h 15m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 6/10£261
Sat 13/215:45 -
2 stops36h 55m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 8/10£262
Find flight deals from O'Hare Intl to Athens
Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) 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 10 October 2026.
Cheapflights Fare Finder
Customise your flight search to find flights from O'Hare Intl 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 10 October 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Athens that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest return flight
ChicagoAthens
ORD Chicago O'Hare Intl - ATH Athens Eleftherios V.
ORDATH
Chicago O'Hare Intl
Mon 8/2
11:45-13:25
2 stops17h 40m
Athens Eleftherios V.
Wed 31/12
00:00-16:00
Nonstop0h 00m
£185
ChicagoAthens
ORD Chicago O'Hare Intl - ATH Athens Eleftherios V.
ORDATH
Chicago O'Hare Intl
Wed 6/1
21:50-13:00
1 stop31h 10m
Athens Eleftherios V.
Wed 31/12
00:00-16:00
Nonstop0h 00m
£245
Fastest return journey
ChicagoAthens
ORD Chicago O'Hare Intl - ATH Athens Eleftherios V.
ORDATH
Chicago O'Hare Intl
Mon 11/1
17:10-15:55
1 stop14h 45m
Athens Eleftherios V.
Wed 31/12
00:00-16:00
Nonstop0h 00m
£245
ChicagoAthens
ORD Chicago O'Hare Intl - ATH Athens Eleftherios V.
ORDATH
Chicago O'Hare Intl
Tue 5/1
21:50-01:25
1 stop19h 35m
Athens Eleftherios V.
Wed 31/12
00:00-16:00
Nonstop0h 00m
£245
ChicagoAthens
ORD Chicago O'Hare Intl - ATH Athens Eleftherios V.
ORDATH
Chicago O'Hare Intl
Tue 12/1
17:10-01:25
1 stop24h 15m
Athens Eleftherios V.
Wed 31/12
00:00-16:00
Nonstop0h 00m
£245
ChicagoAthens
ORD Chicago O'Hare Intl - ATH Athens Eleftherios V.
ORDATH
Chicago O'Hare Intl
Sat 9/1
15:45-11:00
1 stop35h 15m
Athens Eleftherios V.
Wed 31/12
00:00-16:00
Nonstop0h 00m
£248
ChicagoAthens
ORD Chicago O'Hare Intl - ATH Athens Eleftherios V.
ORDATH
Chicago O'Hare Intl
Tue 12/1
07:00-13:40
2 stops22h 40m
Athens Eleftherios V.
Wed 31/12
00:00-16:00
Nonstop0h 00m
£252
ChicagoAthens
ORD Chicago O'Hare Intl - ATH Athens Eleftherios V.
ORDATH
Chicago O'Hare Intl
Mon 11/1
09:50-13:40
2 stops19h 50m
Athens Eleftherios V.
Wed 31/12
00:00-16:00
Nonstop0h 00m
£252
ChicagoAthens
ORD Chicago O'Hare Intl - ATH Athens Eleftherios V.
ORDATH
Chicago O'Hare Intl
Sat 6/2
17:45-12:40
2 stops34h 55m
Athens Eleftherios V.
Sat 20/2
07:05-16:15
1 stop17h 10m
£591
ChicagoAthens
ORD Chicago O'Hare Intl - ATH Athens Eleftherios V.
ORDATH
Chicago O'Hare Intl
Sat 12/12
15:45-10:00
1 stop34h 15m
Athens Eleftherios V.
Tue 29/12
07:05-16:15
1 stop17h 10m
£705
Showing 1-10 of 19 resultsSorted by cheapest first
Best time to book a flight from O'Hare Intl to Athens
Have a flexible travel schedule? Discover the best time to fly to Athens from O'Hare Intl with our price prediction graph.
ORD-ATH
Estimated return 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 O'Hare Intl Airport to Athens
Prices
Delays
How far ahead should I book a flight from Chicago O'Hare Intl Airport to Athens?
To ensure you get the cheapest price possible for a flight from Chicago O'Hare Intl Airport to Athens, you should look to book at least 4 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Athens?
Currently, February is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Athens (average of £450). Flying from Chicago O'Hare Intl Airport to Athens in June is currently the most expensive (average of £1,111). 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 ORD to ATH?
Find hourly flight availability from O'Hare Intl 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 10 October 2026.
When flying from Chicago O'Hare Intl Airport 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 often are flights from Chicago to Athens delayed?
About 24% of weekly flights between Chicago and Athens have experienced delays in the past year, with the average delay time being 187 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 past year, American Airlines have had the lowest number of delays on this route, with just 21% of flights being delayed.
Related info for your journey
Find useful and relevant information for your journey from O'Hare Intl to Athens. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Travelling to a place near Athens?
Book flights to Athens if you plan to visit one of these locationsPiraeus
Aegina
Hydra
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Complete your trip
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Direct flights to Attica
Book a non-stop flight to one of these other cities located in Attica.
Search flights from O'Hare Intl to Athens by cabin class
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O'Hare Intl and Athens flights
Browse other O'Hare Intl and Athens flight options. Last updated on 10 October 2026.
Other flights from O'Hare Intl
Browse through other flights departing from O'Hare Intl. Flights are based on user searches made on Cheapflights and were last updated on 10 October 2026.
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How does Cheapflights help users find flights from O'Hare Intl to Athens?
When you search for this flight from O'Hare Intl to Athens, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.
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Millions of users choose and trust Cheapflights to book the best flight deals from O'Hare Intl to Athens for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.
Can Cheapflights find flights from O'Hare Intl to Athens with no change fees?
Need flexible booking options for your flight to Athens from O'Hare Intl? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from O'Hare Intl to Athens become cheaper?
Yes! Start tracking prices for O'Hare Intl to Athens flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.