Which layover airport offers the lowest fares from Athens to Chicago O'Hare Intl Airport?

Flights via Istanbul (IST) offer the lowest average round-trip price of $581.

What is the cheapest airline that flies from Athens Eleftherios V. to Chicago O'Hare Intl?

Air Serbia is the most popular carrier operating from Athens Eleftherios V. to Chicago O'Hare Intl

Which airport is the most popular layover for flights between Athens and Chicago O'Hare Intl Airport?

London (LHR) was the most common stop: 49% of momondo users choosing 1-stop flights on this route connected there.

Which airline has the best punctuality record on Athens to Chicago flights?

According to our data, American Airlines have had the least number of delays on this route over the last 12 months; with about 9% of their flights experiencing any sort of delay.

Which layover airport has the shortest travel time from Athens to Chicago O'Hare Intl Airport?

Flights connecting via Munich (MUC) have the shortest average one-way travel time: 13h 39m.

Which layover airport has the shortest connection time from Athens to Chicago O'Hare Intl Airport?

Philadelphia (PHL) has the shortest average layover time for this route: 1h 13m.

What is the most punctual flight time for Athens to Chicago flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Wednesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Tuesday has historically seen more delays on average compared to the rest of the week.

How often are flights from Athens to Chicago delayed?

Historically, on average around 12% of flights between Athens and Chicago have experienced a delay on any given week. The average delay length over the past 12 months has been 219 minutes.

What airlines fly to Chicago O'Hare Intl Airport?

United Airlines, British Airways and Iberia are the top three most popular airlines that fly to Chicago O'Hare Intl Airport from Athens according to our data. United Airlines is the first choice among our users, with 35% of people opting to fly with this airline when traveling to Chicago O'Hare Intl Airport. Keep in mind that there are 8 different airlines that fly to Chicago O'Hare Intl Airport on a routine basis, so you have a few additional options to choose from.

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?

As of February 2026, there are 8 operators available to choose from 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.

$251 Cheap Flights from Athens to Chicago O'Hare Intl Airport in 2026

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Round-trip

One-way

Last minute

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Cheap round-trip flights

Enter your travel dates to find the best prices.

9:40 pm - 10:05 am

ATH

ORD

20h 25m

1 stop

12:50 pm - 12:20 pm

ORD

ATH

16h 30m

1 stop

$566Turkish Airlines

Thu, Mar 5 - Sun, Mar 8

4:30 pm - 2:30 pm

ATH

ORD

30h 00m

1 stop

4:47 pm - 11:55 am

ORD

ATH

59h 08m

2 stops

$567Multiple Airlines

Tue, Apr 7 - Fri, Apr 24

7:05 pm - 7:50 pm

ATH

ORD

32h 45m

1 stop

9:50 pm - 1:00 pm

ORD

ATH

31h 10m

1 stop

$568LOT

Thu, May 14 - Mon, May 25

9:40 pm - 10:05 am

ATH

ORD

20h 25m

1 stop

11:25 am - 8:55 am

ORD

ATH

13h 30m

1 stop

$572Turkish Airlines

Mon, Mar 2 - Mon, May 11

3:45 pm - 6:25 pm

ATH

ORD

34h 40m

1 stop

11:25 am - 8:55 am

ORD

ATH

13h 30m

1 stop

$574Turkish Airlines

Thu, Feb 26 - Tue, May 12

9:40 pm - 10:05 am

ATH

ORD

20h 25m

1 stop

9:20 pm - 2:55 pm

ORD

ATH

34h 35m

1 stop

$575Turkish Airlines

Sun, Mar 1 - Mon, Mar 9

3:45 pm - 6:25 pm

ATH

ORD

34h 40m

1 stop

11:25 am - 8:55 am

ORD

ATH

13h 30m

1 stop

$577Turkish Airlines

Thu, Feb 26 - Tue, May 12

2:00 pm - 7:50 pm

ATH

ORD

13h 50m

1 stop

9:50 pm - 1:00 pm

ORD

ATH

31h 10m

1 stop

$578LOT

Thu, May 14 - Mon, May 25

3:45 pm - 10:05 am

ATH

ORD

26h 20m

1 stop

11:25 am - 8:55 am

ORD

ATH

13h 30m

1 stop

$583Turkish Airlines

Fri, Feb 27 - Tue, May 12

3:45 pm - 10:05 am

ATH

ORD

26h 20m

1 stop

11:25 am - 8:55 am

ORD

ATH

13h 30m

1 stop

$584Turkish Airlines

Fri, Feb 27 - Tue, May 12

Lufthansa flights from Athens to Chicago O'Hare Intl Airport

Our best Lufthansa deals on Athens to Chicago O'Hare Intl Airport flight tickets

Lufthansa

Mar 2

ATH6:25 amAthens Eleftherios V.

15h 00m

1 stop

ORD1:25 pmChicago O'Hare Intl

May 11

ORD4:10 pmChicago O'Hare Intl

10h 25m

ATH10:35 amAthens Eleftherios V.

$632

Lufthansa

Mar 9

ATH2:15 pmAthens Eleftherios V.

13h 50m

1 stop

ORD9:05 pmChicago O'Hare Intl

Mar 17

ORD10:50 pmChicago O'Hare Intl

19h 50m

1 stop

ATH1:40 amAthens Eleftherios V.

$634

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

Mar 1

ATH2:00 pmAthens Eleftherios V.

14h 05m

1 stop

ORD8:05 pmChicago O'Hare Intl

May 11

ORD4:10 pmChicago O'Hare Intl

10h 25m

ATH10:35 amAthens Eleftherios V.

$635

United Airlines

Feb 28

ATH6:30 amAthens Eleftherios V.

16h 50m

1 stop

ORD3:20 pmChicago O'Hare Intl

May 31

ORD3:40 pmChicago O'Hare Intl

13h 45m

1 stop

ATH1:25 pmAthens Eleftherios V.

$636

United Airlines

Feb 28

ATH6:30 amAthens Eleftherios V.

16h 50m

1 stop

ORD3:20 pmChicago O'Hare Intl

May 14

ORD10:30 pmChicago O'Hare Intl

14h 30m

1 stop

ATH9:00 pmAthens Eleftherios V.

$638

momondo Fare Finder

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.

Thu 3/5

9:40 pm-10:05 am

1 stop20h 25m

Chicago O'Hare Intl

Sun 3/8

12:50 pm-12:20 pm

1 stop16h 30m

$566

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Tue 4/7

4:30 pm-2:30 pm

1 stop30h 00m

Chicago O'Hare Intl

Fri 4/24

4:47 pm-11:55 am

2 stops59h 08m

$567

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Thu 5/14

7:05 pm-7:50 pm

1 stop32h 45m

Chicago O'Hare Intl

Mon 5/25

9:50 pm-1:00 pm

1 stop31h 10m

$568

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Mon 3/2

9:40 pm-10:05 am

1 stop20h 25m

Chicago O'Hare Intl

Mon 5/11

11:25 am-8:55 am

1 stop13h 30m

$572

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Thu 2/26

3:45 pm-6:25 pm

1 stop34h 40m

Chicago O'Hare Intl

Tue 5/12

11:25 am-8:55 am

1 stop13h 30m

$574

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Sun 3/1

9:40 pm-10:05 am

1 stop20h 25m

Chicago O'Hare Intl

Mon 3/9

9:20 pm-2:55 pm

1 stop34h 35m

$575

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Thu 2/26

3:45 pm-6:25 pm

1 stop34h 40m

Chicago O'Hare Intl

Tue 5/12

11:25 am-8:55 am

1 stop13h 30m

$577

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Thu 5/14

2:00 pm-7:50 pm

1 stop13h 50m

Chicago O'Hare Intl

Mon 5/25

9:50 pm-1:00 pm

1 stop31h 10m

$578

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Fri 2/27

3:45 pm-10:05 am

1 stop26h 20m

Chicago O'Hare Intl

Tue 5/12

11:25 am-8:55 am

1 stop13h 30m

$583

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Fri 2/27

3:45 pm-10:05 am

1 stop26h 20m

Chicago O'Hare Intl

Tue 5/12

11:25 am-8:55 am

1 stop13h 30m

$584

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Delays

Layovers

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 $639.

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 $657. 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 $873.

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 $695 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 $481 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?

No. A direct flight is the cheapest option for a flight between Athens to Chicago O'Hare Intl Airport.

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

As of February 2026, prices for Athens to Chicago O'Hare Intl Airport flights are approximately 18% 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	$505
Fastest flight time	11h 30m
Direct flights	Every day

The best one-way flight to Chicago O'Hare Intl Airport from Athens in the past 72 hours is $505. The best round-trip flight deal from Athens to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $652.

The fastest flight from Athens to Chicago O'Hare Intl Airport takes 11h 30m

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 30m 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?
As of February 2026, there are 8 operators available to choose from 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?
Based on momondo bookings for flights between Athens and Chicago O'Hare Intl Airport, the leading plane model is Boeing 787 Dreamliner, making up 47.41% of the total bookings. Other popular models include Boeing 787-10 Dreamliner with 18.52%, Boeing 787-8 Dreamliner with 11.85%, and Airbus A330-900neo with 10.37%.
What is the most popular airline from Athens to Chicago O'Hare Intl Airport?
momondo data reveals that the most frequently booked airline on the route from Athens to Chicago O'Hare Intl Airport is United Airlines, representing 28% of all bookings. The subsequent popular airlines are British Airways at 27%, Iberia at 12%, and Lufthansa at 11%.

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
Delta	PriceFrom $492	Free Cancellation	Rating 7.9 8,175 reviews	Search Delta flights
British Airways	PriceFrom $500	Free Cancellation	Rating 6.7 7,731 reviews	Search British Airways flights
Turkish Airlines	PriceFrom $502	Free Cancellation	Rating 7.3 4,211 reviews	Search Turkish Airlines flights
American Airlines	PriceFrom $503	Free Cancellation	Rating 7.2 11,266 reviews	Search American Airlines flights
Iberia	PriceFrom $511	Free Cancellation	Rating 7.0 3,114 reviews	Search Iberia flights
United Airlines	PriceFrom $557	Free Cancellation	Rating 7.4 9,274 reviews	Search United Airlines flights
SWISS	PriceFrom $562	Free Cancellation	Rating 7.6 1,870 reviews	Search SWISS flights
Lufthansa	PriceFrom $591	Free Cancellation	Rating 6.8 7,779 reviews	Search Lufthansa flights

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Racine

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Aurora

South Holland

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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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Cheap flights from Athens to Chicago from $251

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Athens to Chicago departing on 4/7. 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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Lufthansa flights from Athens to Chicago O'Hare Intl Airport

Our best Lufthansa deals on Athens to Chicago O'Hare Intl Airport flight tickets

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

momondo Fare Finder

Use the filters below to find and compare flights from Athens to Chicago O'Hare Intl Airport that are best for you.

See travel insights to Chicago from

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

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

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

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

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

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

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

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

What is the cheapest airline that flies from Athens Eleftherios V. to Chicago O'Hare Intl?

What airlines fly to Chicago O'Hare Intl Airport?

How often are flights from Athens to Chicago delayed?

What is the most punctual flight time for Athens to Chicago flights?

What day of the week experiences the fewest flight delays on this route?

Which airline has the best punctuality record on Athens to Chicago flights?

Which airport is the most popular layover for flights between Athens and Chicago O'Hare Intl Airport?

Which layover airport offers the lowest fares from Athens to Chicago O'Hare Intl Airport?

Which layover airport has the shortest travel time from Athens to Chicago O'Hare Intl Airport?

Which layover airport has the shortest connection time from Athens to Chicago O'Hare Intl Airport?

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

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

Fastest flight time

Direct flights

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

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Why use momondo?

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

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

How can momondo help me find flights 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?

An easier way to manage your Chicago O'Hare Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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Popular flights according to clicks in the last 7 days on momondo

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