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Cheap flights from Athens to Chicago from $529

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Athens to Chicago departing on 10/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

United Airlines Logo
6:00 am - 9:16 pmATH-ORD
23h 16m2 stops
United Airlines Logo
4:20 pm - 12:40 pmORD-ATH
12h 20m1 stop
$529United Airlines
Find Deal
Fri, Oct 17 - Sat, Jan 10
Air Canada Logo
7:05 am - 9:13 amATH-ORD
34h 08m2 stops
Air Canada Logo
11:15 am - 4:35 pmORD-ATH
21h 20m2 stops
$531Air Canada
Find Deal
Tue, Nov 4 - Sun, Jan 11
SWISS Logo
5:40 pm - 4:20 pmATH-ORD
30h 40m1 stop
SWISS Logo
5:50 pm - 4:35 pmORD-ATH
14h 45m2 stops
$534SWISS
Find Deal
Mon, Nov 3 - Sun, Nov 16
American Airlines Logo
8:05 pm - 2:40 pmATH-ORD
26h 35m1 stop
American Airlines Logo
9:45 pm - 6:50 pmORD-ATH
13h 05m1 stop
$535American Airlines
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Wed, Oct 22 - Thu, Jan 8
Multiple Airlines Logo
7:55 pm - 2:30 pmATH-ORD
26h 35m2 stops
Multiple Airlines Logo
8:40 pm - 7:15 pmORD-ATH
14h 35m1 stop
$536Multiple Airlines
Find Deal
Tue, Nov 4 - Fri, Nov 14
British Airways Logo
8:20 pm - 11:50 amATH-ORD
23h 30m1 stop
British Airways Logo
6:45 pm - 3:55 pmORD-ATH
13h 10m1 stop
$537British Airways
Find Deal
Mon, Oct 20 - Fri, Jan 9
British Airways Logo
8:05 pm - 11:50 amATH-ORD
23h 45m1 stop
British Airways Logo
4:33 pm - 4:15 pmORD-ATH
15h 42m2 stops
$538British Airways
Find Deal
Wed, Oct 22 - Thu, Jan 8
Turkish Airlines Logo
10:20 am - 11:05 amATH-ORD
31h 45m1 stop
Turkish Airlines Logo
8:20 pm - 8:50 pmORD-ATH
16h 30m1 stop
$539Turkish Airlines
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Sun, Oct 26 - Sun, Nov 2
Iberia Logo
11:05 am - 2:55 pmATH-ORD
11h 50mnonstop
Iberia Logo
11:55 am - 9:15 amORD-ATH
13h 20m1 stop
$574Iberia
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Sat, Oct 11 - Fri, Oct 24
American Airlines Logo
7:35 am - 6:45 pmATH-ORD
19h 10m1 stop
American Airlines Logo
12:12 pm - 1:35 pmORD-ATH
17h 23m2 stops
$575American Airlines
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Tue, Nov 18 - Sat, Dec 13

United Airlines flights from Athens to Chicago O'Hare Intl Airport

Our best United Airlines deals on Athens to Chicago O'Hare Intl Airport flight tickets
United Airlines
Oct 17
ATH6:00 amAthens Eleftherios V.
23h 16m
2 stops
ORD9:16 pmChicago O'Hare Intl
Jan 10
ORD4:20 pmChicago O'Hare Intl
12h 20m
1 stop
ATH12:40 pmAthens Eleftherios V.
$529
Find similar
United Airlines
Oct 21
ATH6:00 amAthens Eleftherios V.
17h 55m
2 stops
ORD3:55 pmChicago O'Hare Intl
Jan 11
ORD12:10 pmChicago O'Hare Intl
15h 50m
2 stops
ATH12:00 pmAthens Eleftherios V.
$540
Find similar
United Airlines
Oct 21
ATH6:00 amAthens Eleftherios V.
17h 55m
2 stops
ORD3:55 pmChicago O'Hare Intl
Jan 10
ORD6:16 pmChicago O'Hare Intl
34h 04m
2 stops
ATH12:20 pmAthens Eleftherios V.
$547
Find similar

SWISS flights from Athens to Chicago O'Hare Intl Airport

Our best SWISS deals on Athens to Chicago O'Hare Intl Airport flight tickets
SWISS
Nov 3
ATH5:40 pmAthens Eleftherios V.
30h 40m
1 stop
ORD4:20 pmChicago O'Hare Intl
Nov 16
ORD5:50 pmChicago O'Hare Intl
14h 45m
2 stops
ATH4:35 pmAthens Eleftherios V.
$534
Find similar
SWISS
Oct 20
ATH6:30 amAthens Eleftherios V.
17h 25m
2 stops
ORD3:55 pmChicago O'Hare Intl
Jan 10
ORD6:50 pmChicago O'Hare Intl
13h 55m
1 stop
ATH4:45 pmAthens Eleftherios V.
$546
Find similar
SWISS
Nov 3
ATH5:40 pmAthens Eleftherios V.
30h 40m
1 stop
ORD4:20 pmChicago O'Hare Intl
Jan 9
ORD6:50 pmChicago O'Hare Intl
21h 50m
1 stop
ATH12:40 amAthens Eleftherios V.
$552
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Athens to Chicago O'Hare Intl Airport 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, momondo users made 832,500 searches. Data last updated September 29, 2025.
Use the filters below to find and compare flights from Athens to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Fri 10/17

6:00 am-9:16 pm

2 stops23h 16m

Chicago O'Hare Intl

Sat 1/10

4:20 pm-12:40 pm

1 stop12h 20m

$529

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Tue 11/4

7:05 am-9:13 am

2 stops34h 08m

Chicago O'Hare Intl

Sun 1/11

11:15 am-4:35 pm

2 stops21h 20m

$531

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Mon 11/3

5:40 pm-4:20 pm

1 stop30h 40m

Chicago O'Hare Intl

Sun 11/16

5:50 pm-4:35 pm

2 stops14h 45m

$534

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Wed 10/22

8:05 pm-2:40 pm

1 stop26h 35m

Chicago O'Hare Intl

Thu 1/8

9:45 pm-6:50 pm

1 stop13h 05m

$535

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Tue 11/4

7:55 pm-2:30 pm

2 stops26h 35m

Chicago O'Hare Intl

Fri 11/14

8:40 pm-7:15 pm

1 stop14h 35m

$536

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Mon 10/20

8:20 pm-11:50 am

1 stop23h 30m

Chicago O'Hare Intl

Fri 1/9

6:45 pm-3:55 pm

1 stop13h 10m

$537

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Wed 10/22

8:05 pm-11:50 am

1 stop23h 45m

Chicago O'Hare Intl

Thu 1/8

4:33 pm-4:15 pm

2 stops15h 42m

$538

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Sun 10/26

10:20 am-11:05 am

1 stop31h 45m

Chicago O'Hare Intl

Sun 11/2

8:20 pm-8:50 pm

1 stop16h 30m

$539

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Sat 10/11

11:05 am-2:55 pm

Nonstop11h 50m

Chicago O'Hare Intl

Fri 10/24

11:55 am-9:15 am

1 stop13h 20m

$574

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Tue 11/18

7:35 am-6:45 pm

1 stop19h 10m

Chicago O'Hare Intl

Sat 12/13

12:12 pm-1:35 pm

2 stops17h 23m

$575

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Chicago from

How to get the cheapest flight ticket from Athens to Chicago O'Hare Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Athens and Chicago O'Hare Intl Airport?

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

The month of May is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Athens averaging around $620.

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Thursday when prices can be found for as low as $656. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Athens because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $864.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

Flying to Chicago O'Hare Intl Airport from Athens in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $599 when looking at flights departing in the afternoon. Try not to purchase tickets in the morning because they tend to be around $717. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Athens Eleftherios V. to Chicago O'Hare Intl flight route?

Fly from Athens Eleftherios V. to Chicago O'Hare Intl for the best Athens Eleftherios V. - Chicago O'Hare Intl flight prices

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from Athens when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $669 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from Athens for as low as $525 on momondo.

What cabin class options are available on Athens Eleftherios V. to Chicago O'Hare Intl flights?

There are 3 cabin classes available to choose from on Athens Eleftherios V. to Chicago O'Hare Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Athens to Chicago O'Hare Intl Airport flights?

You could potentially save up to 13% on your flight if you consider stops on a Athens to Chicago O'Hare Intl Airport flight.

How have Athens to Chicago O'Hare Intl Airport flight prices changed over time?

As of September 2025, prices for Athens to Chicago O'Hare Intl Airport flights are approximately 22% cheaper when compared to flights at the same time last year.

When to book flights from Athens to Chicago O'Hare Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Athens to Chicago O'Hare Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Athens to Chicago O'Hare Intl Airport (ATH to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Athens to Chicago O'Hare Intl Airport

Best Price Found

$720

Fastest flight time

11h 35m

Direct flights

Every day
The best one-way flight to Chicago O'Hare Intl Airport from Athens in the past 72 hours is $720. The best round-trip flight deal from Athens to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $678.
The fastest flight from Athens to Chicago O'Hare Intl Airport takes 11h 35m
Direct flights go from Athens to Chicago O'Hare Intl Airport every day.
Search flight deals

  • How far is Athens Eleftherios V. to Chicago O'Hare Intl by plane?

    There are 5435.1 mi between Athens Eleftherios V. and Chicago O'Hare Intl. 11h 50m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Athens Eleftherios V. Airport to Chicago O'Hare Intl Airport?

    Prices for flights from Athens Eleftherios V. Airport to Chicago O'Hare Intl Airport were last updated today.

  • How many operators does momondo search for flights from Athens Eleftherios V. Airport to Chicago O'Hare Intl Airport?

  • How old do you have to be to fly from Athens Eleftherios V. Airport to Chicago O'Hare Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Athens Eleftherios V. Airport to Chicago O'Hare Intl Airport.

  • What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

    The travel and health documents you'll need for your trip to Chicago O'Hare Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Chicago O'Hare Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Athens to Chicago O'Hare Intl Airport?

  • What is the most popular airline from Athens to Chicago O'Hare Intl Airport?

Best airlines flying from Athens to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Athens to Chicago O'Hare Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom $482Free CancellationRating
7.8
1,390 reviews
Search KLM flights
FinnairPriceFrom $485Free CancellationRating
7.6
1,330 reviews
Search Finnair flights
Turkish AirlinesPriceFrom $489Free CancellationRating
7.3
3,980 reviews
Search Turkish Airlines flights
British AirwaysPriceFrom $491Free CancellationRating
6.7
7,406 reviews
Search British Airways flights
American AirlinesPriceFrom $491Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $492Free CancellationRating
7.9
7,964 reviews
Search Delta flights
IberiaPriceFrom $511Free CancellationRating
7.0
2,959 reviews
Search Iberia flights
United AirlinesPriceFrom $547Free CancellationRating
7.4
8,924 reviews
Search United Airlines flights
LufthansaPriceFrom $549Free CancellationRating
6.8
7,435 reviews
Search Lufthansa flights
SWISSPriceFrom $562Free CancellationRating
7.5
1,749 reviews
Search SWISS flights

  • Finnair Flights From Athens to Chicago O'Hare Intl Airport

    Across 7 Finnair flights from Athens to Chicago O'Hare Intl Airport this week, the average price was $830, with the best Finnair deals starting from $485 round-trip. 1,329 users have rated Finnair on momondo, with an average score of 7.6/10.

  • American Airlines Flights From Athens to Chicago O'Hare Intl Airport

    $491 is the best American Airlines flight deal from Athens to Chicago O'Hare Intl Airport found on momondo over the last 72 hours. The average American Airlines ticket price found was closer to $625, however, with flight time and availability significantly affecting the price. American Airlines (7.2/10 from 10,000 user reviews) flies into Chicago O'Hare Intl Airport from Athens 7 times in an average week so prices can vary.

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Lake Geneva
South Haven
Rockford
Schaumburg
Merrillville
Gurnee
Naperville
Rosemont
Kenosha
New Buffalo
Joliet
Oak Brook
Racine
Hammond
Orland Park
Tinley Park
Elgin
Aurora
Janesville
Benton Harbor

Why use momondo?

Why should I use momondo to find a flight deal from Athens to Chicago?

Finding the right flight to Chicago from Athens is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Chicago quick and easy, saving you time and money.

Can I find flights from Athens to Chicago with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Chicago from Athens with this policy.

How can momondo help me find flights from Athens to Chicago?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Athens to Chicago.

I’m not ready to book a flight from Athens to Chicago right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Athens to Chicago flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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