What airlines fly to Athens?

United Airlines, Turkish Airlines and Lufthansa are the top three most popular airlines that fly to Athens from Chicago O'Hare Intl Airport according to our data. United Airlines is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Athens. Keep in mind that there are 18 different airlines that fly to Athens on a routine basis, so you have a few additional options to choose from.

How often are flights from Chicago to Athens delayed?

Historically, on average around 27% of flights between Chicago and Athens have experienced a delay on any given week. The average delay length over the past 12 months has been 190 minutes.

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

Flights via Atlanta (ATL) offer the lowest average round-trip price of $424.

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

Generally, flights departing at night tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

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

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

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

Flights connecting via Reykjavik (KEF) have the shortest average one-way travel time: 10h 45m.

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

According to our data, United Airlines have had the least number of delays on this route over the last 12 months; with about 27% of their flights experiencing any sort of delay.

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

Munich (MUC) has the shortest average layover time for this route: 1h 34m.

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

Istanbul (IST) was the most common stop: 52% of momondo users choosing 1-stop flights on this route connected there.

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

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

What documentation or ID do you need to fly to Athens Eleftherios V. Airport?

The travel and health documents you'll need for your trip to Athens Eleftherios V. 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 Athens Eleftherios V. Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$241 Cheap Flights from Chicago O'Hare Intl Airport to Athens in 2026

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Find the cheapest flights from Chicago O'Hare Intl Airport to Athens

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:50 am - 8:50 am

ORD

ATH

13h 00m

1 stop

1:10 pm - 10:05 am

ATH

ORD

28h 55m

1 stop

$533Turkish Airlines

Mon, Feb 16 - Sun, Mar 1

11:25 am - 8:55 am

ORD

ATH

13h 30m

1 stop

3:55 am - 9:40 am

ATH

ORD

13h 45m

1 stop

$534Turkish Airlines

Sat, Apr 4 - Thu, Apr 16

7:15 pm - 6:40 pm

ORD

ATH

15h 25m

1 stop

11:40 am - 4:10 pm

ATH

ORD

36h 30m

2 stops

$535Scandinavian Airlines

Sat, Apr 4 - Thu, Apr 9

9:20 pm - 8:50 pm

ORD

ATH

16h 30m

1 stop

10:10 am - 7:25 pm

ATH

ORD

16h 15m

1 stop

$536Turkish Airlines

Wed, Mar 11 - Tue, Mar 17

9:20 pm - 8:50 pm

ORD

ATH

16h 30m

1 stop

9:40 pm - 11:05 am

ATH

ORD

20h 25m

1 stop

$537Turkish Airlines

Tue, Mar 10 - Tue, Mar 17

8:20 pm - 8:50 pm

ORD

ATH

16h 30m

1 stop

9:40 pm - 10:05 am

ATH

ORD

20h 25m

1 stop

$538Turkish Airlines

Fri, Feb 20 - Thu, Mar 5

7:20 pm - 6:40 pm

ORD

ATH

15h 20m

1 stop

11:35 am - 4:20 pm

ATH

ORD

60h 45m

2 stops

$539Scandinavian Airlines

Mon, Feb 16 - Mon, Mar 30

8:20 pm - 8:50 pm

ORD

ATH

16h 30m

1 stop

9:40 pm - 11:05 am

ATH

ORD

20h 25m

1 stop

$540Turkish Airlines

Sat, Feb 21 - Tue, Mar 10

11:50 am - 8:50 am

ORD

ATH

13h 00m

1 stop

3:45 pm - 11:05 am

ATH

ORD

26h 20m

1 stop

$541Turkish Airlines

Mon, Feb 16 - Fri, Mar 13

11:25 am - 8:30 pm

ORD

ATH

25h 05m

1 stop

3:55 am - 9:40 am

ATH

ORD

13h 45m

1 stop

$542Turkish Airlines

Wed, Apr 1 - Mon, Apr 6

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

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

Scandinavian Airlines

Apr 4

ORD7:15 pmChicago O'Hare Intl

15h 25m

1 stop

ATH6:40 pmAthens Eleftherios V.

Apr 9

ATH11:40 amAthens Eleftherios V.

36h 30m

2 stops

ORD4:10 pmChicago O'Hare Intl

$535

Scandinavian Airlines

Feb 16

ORD7:20 pmChicago O'Hare Intl

15h 20m

1 stop

ATH6:40 pmAthens Eleftherios V.

Mar 30

ATH11:35 amAthens Eleftherios V.

60h 45m

2 stops

ORD4:20 pmChicago O'Hare Intl

$539

Scandinavian Airlines

Mar 22

ORD8:20 pmChicago O'Hare Intl

15h 20m

1 stop

ATH6:40 pmAthens Eleftherios V.

Mar 30

ATH11:35 amAthens Eleftherios V.

60h 45m

2 stops

ORD4:20 pmChicago O'Hare Intl

$549

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

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

United Airlines

Mar 10

ORD10:50 amChicago O'Hare Intl

15h 15m

1 stop

ATH9:05 amAthens Eleftherios V.

Mar 18

ATH10:55 amAthens Eleftherios V.

32h 05m

2 stops

ORD12:00 pmChicago O'Hare Intl

$570

United Airlines

Feb 16

ORD9:50 pmChicago O'Hare Intl

19h 50m

1 stop

ATH1:40 amAthens Eleftherios V.

Mar 6

ATH11:55 amAthens Eleftherios V.

34h 38m

2 stops

ORD2:33 pmChicago O'Hare Intl

$573

United Airlines

Feb 22

ORD9:50 pmChicago O'Hare Intl

19h 50m

1 stop

ATH1:40 amAthens Eleftherios V.

Mar 6

ATH11:55 amAthens Eleftherios V.

14h 50m

1 stop

ORD6:45 pmChicago O'Hare Intl

$586

momondo 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

Mon 2/16

11:50 am-8:50 am

1 stop13h 00m

Athens Eleftherios V.

Sun 3/1

1:10 pm-10:05 am

1 stop28h 55m

$533

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

Sat 4/4

11:25 am-8:55 am

1 stop13h 30m

Athens Eleftherios V.

Thu 4/16

3:55 am-9:40 am

1 stop13h 45m

$534

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

Sat 4/4

7:15 pm-6:40 pm

1 stop15h 25m

Athens Eleftherios V.

Thu 4/9

11:40 am-4:10 pm

2 stops36h 30m

$535

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

Wed 3/11

9:20 pm-8:50 pm

1 stop16h 30m

Athens Eleftherios V.

Tue 3/17

10:10 am-7:25 pm

1 stop16h 15m

$536

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

Tue 3/10

9:20 pm-8:50 pm

1 stop16h 30m

Athens Eleftherios V.

Tue 3/17

9:40 pm-11:05 am

1 stop20h 25m

$537

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

Fri 2/20

8:20 pm-8:50 pm

1 stop16h 30m

Athens Eleftherios V.

Thu 3/5

9:40 pm-10:05 am

1 stop20h 25m

$538

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

Mon 2/16

7:20 pm-6:40 pm

1 stop15h 20m

Athens Eleftherios V.

Mon 3/30

11:35 am-4:20 pm

2 stops60h 45m

$539

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

Sat 2/21

8:20 pm-8:50 pm

1 stop16h 30m

Athens Eleftherios V.

Tue 3/10

9:40 pm-11:05 am

1 stop20h 25m

$540

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

Mon 2/16

11:50 am-8:50 am

1 stop13h 00m

Athens Eleftherios V.

Fri 3/13

3:45 pm-11:05 am

1 stop26h 20m

$541

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

Wed 4/1

11:25 am-8:30 pm

1 stop25h 05m

Athens Eleftherios V.

Mon 4/6

3:55 am-9:40 am

1 stop13h 45m

$542

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 Chicago O'Hare Intl Airport to Athens

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 Athens?

The cheapest month to fly to Athens from Chicago O'Hare Intl Airport is in November. Flight prices, which tend to average around $591, are often lower during this time because this is during the off-season. If you are unable to visit Athens during the month of November, then departing from Chicago O'Hare Intl Airport during the month February is also very affordable. Most momondo users find prices during this month for around $609.

What is the cheapest day to depart on your flight to Athens?

The cheapest day to depart on your flight to Athens is on a Tuesday when prices can be found for as low as $1,199. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $1,357. These prices are subject to change though, so be sure to set up a Price Alert for flights to Athens.

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

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

How far in advance should I book a flight to Athens?

You are more likely to see cheaper flights to Athens from Chicago O'Hare Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Athens for around $862 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Athens from Chicago O'Hare Intl Airport for as low as $867 on momondo.

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

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

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

As of January 2026, prices for Chicago O'Hare Intl Airport to Athens flights are approximately 11% cheaper when compared to flights at the same time last year.

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

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

Estimated round-trip price

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

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

Best Price Found	$644
Fastest flight time	10h 15m
Direct flights	Every day
Airports in Athens	1 airport

The best one-way flight to Athens from Chicago O'Hare Intl Airport in the past 72 hours is $644. The best round-trip flight deal from Chicago O'Hare Intl Airport to Athens found on momondo in the last 72 hours is $896.

The fastest flight from Chicago O'Hare Intl Airport to Athens takes 10h 15m

Direct flights go from Chicago O'Hare Intl Airport to Athens every day.

There is 1 airport in Athens. From Chicago O'Hare Intl Airport there are direct flights to Athens Eleftherios V. (ATH).

Search flight deals

How far is Chicago O'Hare Intl to Athens Eleftherios V. by plane?
A flight from Chicago O'Hare Intl to Athens Eleftherios V. will travel around 5435.1 mi. A reasonable flight in good conditions will take 10h 15m.
When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Athens Eleftherios V. Airport?
Prices for flights from Chicago O'Hare Intl Airport to Athens Eleftherios V. Airport were last updated today.
How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Athens Eleftherios V. Airport?
There are 18 operators available for flights from Chicago O'Hare Intl Airport to Athens Eleftherios V. Airport as of January 2026.
How old do you have to be to fly from Chicago O'Hare Intl Airport to Athens Eleftherios V. Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Chicago O'Hare Intl Airport to Athens Eleftherios V. Airport.
What documentation or ID do you need to fly to Athens Eleftherios V. Airport?
The travel and health documents you'll need for your trip to Athens Eleftherios V. 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 Athens Eleftherios V. 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 Chicago O'Hare Intl Airport to Athens?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Chicago O'Hare Intl Airport to Athens is Boeing 787 Dreamliner (46.33% of total bookings). The next most popular plane models are Boeing 787-8 Dreamliner (31.33%), Boeing 787-10 Dreamliner (20.57%), and Boeing 787-9 Dreamliner (0.31%).
What is the most popular airline from Chicago O'Hare Intl Airport to Athens?
momondo data reveals that the most frequently booked airline on the route from Chicago O'Hare Intl Airport to Athens is United Airlines, representing 29% of all bookings. The subsequent popular airlines are Turkish Airlines at 15%, Lufthansa at 10%, and British Airways at 9%.

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

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Athens with momondo

Airline	Rating	Free Cancellation	Price
Scandinavian Airlines	PriceFrom $406	Free Cancellation	Rating 7.3 1,674 reviews	Search Scandinavian Airlines flights
Virgin Atlantic	PriceFrom $424	Free Cancellation	Rating 7.5 678 reviews	Search Virgin Atlantic flights
Delta	PriceFrom $438	Free Cancellation	Rating 7.9 8,127 reviews	Search Delta flights
Air France	PriceFrom $454	Free Cancellation	Rating 7.4 1,528 reviews	Search Air France flights
KLM	PriceFrom $466	Free Cancellation	Rating 7.7 1,443 reviews	Search KLM flights
Air Serbia	PriceFrom $470	Free Cancellation	Rating 6.2 215 reviews	Search Air Serbia flights
Air Canada	PriceFrom $480	Free Cancellation	Rating 7.1 10,667 reviews	Search Air Canada flights
LOT	PriceFrom $488	Free Cancellation	Rating 7.5 1,174 reviews	Search LOT flights
Turkish Airlines	PriceFrom $504	Free Cancellation	Rating 7.3 4,208 reviews	Search Turkish Airlines flights
Lufthansa	PriceFrom $535	Free Cancellation	Rating 6.8 7,756 reviews	Search Lufthansa flights

Piraeus

Glyfada

Marathon

Hydra

Skala

Aegina

Loutraki

Tolo

Corinth

Chalcis

Agia Marina

Porto Cheli

Galaxidi

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Chicago to Athens. momondo saves you time and could save you money on your trip.

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

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

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

Once you have performed a search for Chicago to Athens flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from Chicago to Athens now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Athens and let you know when they change.

An easier way to manage your Athens 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.

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Cheap flights from Chicago O'Hare Intl Airport to Athens from $241

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

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

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

momondo Fare Finder

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See travel insights to Athens from

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

What is the cheapest month to fly to Athens?

What is the cheapest day to depart on your flight to Athens?

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

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

How far in advance should I book a flight to Athens?

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

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

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

As of January 2026, prices for Chicago O'Hare Intl Airport to Athens flights are approximately 11% cheaper when compared to flights at the same time last year.

What airlines fly to Athens?

How often are flights from Chicago to Athens delayed?

Historically, on average around 27% of flights between Chicago and Athens have experienced a delay on any given week. The average delay length over the past 12 months has been 190 minutes.

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

Generally, flights departing at night tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

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

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

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

According to our data, United Airlines have had the least number of delays on this route over the last 12 months; with about 27% of their flights experiencing any sort of delay.

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

Istanbul (IST) was the most common stop: 52% of momondo users choosing 1-stop flights on this route connected there.

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

Flights via Atlanta (ATL) offer the lowest average round-trip price of $424.

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

Flights connecting via Reykjavik (KEF) have the shortest average one-way travel time: 10h 45m.

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

Munich (MUC) has the shortest average layover time for this route: 1h 34m.

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

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

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

Best Price Found

Fastest flight time

Direct flights

Airports in Athens

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

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

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

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

What documentation or ID do you need to fly to Athens Eleftherios V. Airport?

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

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

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

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Athens with momondo

Traveling to a place near Athens?

Why use momondo?

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

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

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

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

An easier way to manage your Athens 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.

Find better results for your trip to Greece

Fly your favorite airline to Athens

Airlines are sorted and displayed according to clicks in the past 7 days on momondo