Cheap flights from Chicago O'Hare Intl Airport to Athens from £281
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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap 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 15 October 2025.
Round-trip from | £394 |
---|---|
One-way from | £281 |
Popular in | June |
Cheapest in | February |
Average price | £542 |
Find flight deals from O'Hare Intl to Athens
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 15 October 2025.
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 15 October 2025.
Cheapflights Fare Finder
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
Price
ChicagoAthens
ORD - ATH
ORDATH
Chicago O'Hare Intl
Thu 1/1
21:50-18:05
1 stop12h 15m
Athens Eleftherios V.
Tue 13/1
06:25-15:20
1 stop16h 55m
ChicagoAthens
ORD - ATH
ORDATH
Chicago O'Hare Intl
Thu 25/12
08:00-09:55
1 stop17h 55m
Athens Eleftherios V.
Fri 16/1
06:05-14:20
1 stop16h 15m
ChicagoAthens
ORD - ATH
ORDATH
Chicago O'Hare Intl
Sun 5/4
10:45-08:10
1 stop13h 25m
Athens Eleftherios V.
Fri 17/4
12:35-16:05
Nonstop11h 30m
ChicagoAthens
ORD - ATH
ORDATH
Chicago O'Hare Intl
Wed 1/4
21:40-18:35
1 stop12h 55m
Athens Eleftherios V.
Tue 14/4
12:35-16:05
Nonstop11h 30m
ChicagoAthens
ORD - ATH
ORDATH
Chicago O'Hare Intl
Mon 6/4
21:40-18:35
1 stop12h 55m
Athens Eleftherios V.
Fri 17/4
12:35-16:05
Nonstop11h 30m
ChicagoAthens
ORD - ATH
ORDATH
Chicago O'Hare Intl
Wed 1/4
16:45-14:00
1 stop13h 15m
Athens Eleftherios V.
Thu 9/4
06:50-14:52
2 stops16h 02m
ChicagoAthens
ORD - ATH
ORDATH
Chicago O'Hare Intl
Sat 8/11
18:20-18:05
2 stops15h 45m
Athens Eleftherios V.
Fri 21/11
11:55-23:43
2 stops19h 48m
ChicagoAthens
ORD - ATH
ORDATH
Chicago O'Hare Intl
Sat 4/4
17:00-08:20
1 stop31h 20m
Athens Eleftherios V.
Tue 14/4
10:30-21:36
1 stop19h 06m
ChicagoAthens
ORD - ATH
ORDATH
Chicago O'Hare Intl
Sat 4/4
18:10-08:20
1 stop30h 10m
Athens Eleftherios V.
Wed 15/4
13:05-22:06
1 stop17h 01m
ChicagoAthens
ORD - ATH
ORDATH
Chicago O'Hare Intl
Tue 31/3
10:40-14:10
2 stops19h 30m
Athens Eleftherios V.
Fri 10/4
06:00-14:20
1 stop16h 20m
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.
Cheapflights Insights
Everything you need to know about your flight from Chicago O'Hare Intl Airport to Athens
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 45 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, November is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Athens (average of £362). Flying from Chicago O'Hare Intl Airport to Athens in June is currently the most expensive (average of £554). 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?
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.
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.
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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.