
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $565 (FlightHub) |
One-way from | $239 (Kiwi.com) |
Popular in | June |
Cheapest in | November |
Average price | $676 |
Good round-trip deal | $1,034 or less |
Good one-way deal | $598 or less |
Fly from
Fly to
Route
Depart
Return
ChicagoAthens
ORD - ATH
ORDATH
Chicago O'Hare Intl
Sat 9/5
7:15 pm-10:45 am
2 stops31h 30m
Athens Eleftherios V.
Wed 9/9
11:35 am-4:10 pm
2 stops36h 35m
ChicagoAthens
ORD - ATH
ORDATH
Chicago O'Hare Intl
Tue 8/18
4:20 pm-10:35 am
Nonstop10h 15m
Athens Eleftherios V.
Wed 9/2
12:35 pm-4:15 pm
Nonstop11h 40m
ChicagoAthens
ORD - ATH
ORDATH
Chicago O'Hare Intl
Tue 8/25
4:20 pm-10:35 am
Nonstop10h 15m
Athens Eleftherios V.
Mon 9/7
3:25 pm-9:00 am
1 stop25h 35m
ChicagoAthens
ORD - ATH
ORDATH
Chicago O'Hare Intl
Sun 8/30
4:20 pm-10:35 am
Nonstop10h 15m
Athens Eleftherios V.
Wed 9/9
12:35 pm-4:00 pm
Nonstop11h 25m
ChicagoAthens
ORD - ATH
ORDATH
Chicago O'Hare Intl
Mon 4/27
4:10 pm-10:35 am
Nonstop10h 25m
Athens Eleftherios V.
Tue 5/12
12:10 pm-8:08 pm
1 stop15h 58m
ChicagoAthens
ORD - ATH
ORDATH
Chicago O'Hare Intl
Thu 5/7
8:35 pm-12:35 am
1 stop20h 00m
Athens Eleftherios V.
Fri 5/15
11:15 am-3:05 pm
Nonstop11h 50m
ChicagoAthens
ORD - ATH
ORDATH
Chicago O'Hare Intl
Mon 4/20
4:10 pm-10:35 am
Nonstop10h 25m
Athens Eleftherios V.
Sat 5/2
12:35 pm-4:05 pm
Nonstop11h 30m
ChicagoAthens
ORD - ATH
ORDATH
Chicago O'Hare Intl
Sat 7/25
6:05 pm-1:20 am
2 stops23h 15m
Athens Eleftherios V.
Fri 8/7
8:20 pm-4:05 pm
1 stop27h 45m
ChicagoAthens
ORD - ATH
ORDATH
Chicago O'Hare Intl
Thu 5/7
4:10 pm-10:35 am
Nonstop10h 25m
Athens Eleftherios V.
Fri 5/15
12:35 pm-4:05 pm
Nonstop11h 30m
ChicagoAthens
ORD - ATH
ORDATH
Chicago O'Hare Intl
Tue 4/21
4:10 pm-10:35 am
Nonstop10h 25m
Athens Eleftherios V.
Sat 5/2
6:25 am-12:55 pm
1 stop14h 30m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy1 star | Trust Score*2 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
The price you pay for your flight from Chicago O'Hare Intl Airport to Athens may vary depending on when you book. For the best chance of a lower fare, look to book 48 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Currently, November is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Athens (average of $454). Flying from Chicago O'Hare Intl Airport to Athens in June is currently the most expensive (average of $703). 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.
About 27% of weekly flights between Chicago and Athens have experienced delays in the past year, with the average delay time being 190 minutes.
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
Saturday 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.
Over the last year, United Airlines have had the lowest number of delays on this route, with just 27% of flights being delayed.
Istanbul (IST) – chosen by Cheapflights users on 60% of 1-stop itineraries from Chicago O'Hare Intl Airport to Athens on Cheapflights.
Lisbon (LIS) is the most affordable 1-stop option, with an average round-trip price of $881.
Flights via Zurich (ZRH) have the shortest average one-way travel time for 1-stop routes: 12h 40m.
Flights via Zurich (ZRH) offer the fastest connection on this route, with an average layover time of 0h 58m.
Boarding
Entertainment
Overall
Food
Comfort
Crew
Reviews
Dane,Jan 2026
TYS - IAD
Boarding
Entertainment
Overall
Food
Comfort
Crew
Reviews
Dane,Jan 2026
TYS - IAD
Boarding
Entertainment
Overall
Food
Comfort
Crew
Reviews
Dane,Jan 2026
TYS - IAD
Boarding
Entertainment
Overall
Food
Comfort
Crew
Reviews
Dane,Jan 2026
TYS - IAD
Boarding
Entertainment
Overall
Food
Comfort
Crew
Reviews
Dane,Jan 2026
TYS - IAD
Boarding
Entertainment
Overall
Food
Comfort
Crew
Reviews
Dane,Jan 2026
TYS - IAD
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$407 | Average$659 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$424 | Average$779 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$438 | Average$646 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$454 | Average$513 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$466 | Average$667 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$480 | Average$1,004 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$488 | Average$656 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$507 | Average$772 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$511 | Average$684 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$529 | Average$964 | FlexibilityNo cancel fee | On-time76% |