Cheapest return flights from Chicago to Athens in September from $481
AirHint found the following cheapest return flights from Chicago (ORD) to Athens (ATH)
in September 2025 (see full year ).
Return flights
10 Sep
- 17 Sep
Turkish Airlines
$ 481
10 Sep
- 24 Sep
Turkish Airlines
$ 490
15 Sep
- 25 Sep
Turkish Airlines
$ 490
24 Sep
- 23 Oct
Turkish Airlines
$ 508
08 Sep
- 24 Sep
Turkish Airlines
$ 515
10 Sep
- 02 Oct
Turkish Airlines
$ 517
22 Sep
- 20 Oct
Turkish Airlines
$ 520
08 Sep
- 19 Sep
Turkish Airlines
$ 524
08 Sep
- 22 Sep
Turkish Airlines
$ 527
13 Sep
- 28 Oct
Turkish Airlines
$ 530
22 Sep
- 06 Oct
Turkish Airlines
$ 558
23 Sep
- 23 Oct
Turkish Airlines
$ 562
29 Sep
- 19 Oct
Turkish Airlines
$ 568
15 Sep
- 13 Oct
Turkish Airlines
$ 569
30 Sep
- 24 Oct
Scandinavian Airlines
$ 574
24 Sep
- 02 Oct
Air Canada
$ 574
06 Sep
- 11 Sep
Frontier Airlines
$ 578
12 Sep
- 24 Sep
Spirit Airlines
$ 579
15 Sep
- 22 Sep
Turkish Airlines
$ 579
11 Sep
- 23 Sep
Spirit Airlines
$ 594
Also check the deals for one-way flights from Chicago to Athens in September .
The deals are updated regularly. The prices may go up as tickets are purchased by other travellers.
Only the cheapest flights are offered.
Select a price to book and secure these cheap prices.
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