Cheap flights from Chicago O'Hare Intl Airport to Athens from $220

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago O'Hare Intl Airport to Athens departing on 1/26. 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

Enter your travel dates to find the best prices.
Lufthansa Logo
9:50 pm - 1:40 amORD-ATH
19h 50m1 stop
Lufthansa Logo
2:20 pm - 9:05 pmATH-ORD
13h 45m1 stop
$524Lufthansa
Find Deal
Sun, Mar 1 - Wed, Mar 11
United Airlines Logo
3:20 pm - 1:40 amORD-ATH
26h 20m2 stops
United Airlines Logo
6:25 am - 9:13 amATH-ORD
34h 48m2 stops
$525United Airlines
Find Deal
Wed, Dec 24 - Thu, Jan 15
United Airlines Logo
6:25 pm - 6:00 pmORD-ATH
15h 35m2 stops
United Airlines Logo
11:55 am - 11:43 pmATH-ORD
19h 48m2 stops
$526United Airlines
Find Deal
Mon, Nov 3 - Fri, Nov 14
Multiple Airlines Logo
7:20 am - 11:35 amORD-ATH
20h 15m2 stops
Multiple Airlines Logo
6:15 am - 1:10 pmATH-ORD
14h 55m1 stop
$527Multiple Airlines
Find Deal
Sun, Nov 9 - Sun, Nov 23
Turkish Airlines Logo
9:20 pm - 8:00 amORD-ATH
27h 40m1 stop
Turkish Airlines Logo
3:55 am - 9:40 amATH-ORD
13h 45m1 stop
$530Turkish Airlines
Find Deal
Fri, Mar 27 - Tue, Mar 31
Scandinavian Airlines Logo
7:20 pm - 10:35 amORD-ATH
31h 15m2 stops
Scandinavian Airlines Logo
9:10 pm - 4:45 pmATH-ORD
27h 35m2 stops
$539Scandinavian Airlines
Find Deal
Fri, Feb 20 - Tue, Feb 24
British Airways Logo
9:45 pm - 9:55 pmORD-ATH
16h 10m1 stop
British Airways Logo
7:35 am - 6:45 pmATH-ORD
19h 10m1 stop
$542British Airways
Find Deal
Fri, Jan 9 - Tue, Jan 13
Turkish Airlines Logo
7:50 pm - 9:00 amORD-ATH
29h 10m1 stop
Turkish Airlines Logo
3:40 pm - 9:40 amATH-ORD
26h 00m1 stop
$544Turkish Airlines
Find Deal
Thu, Apr 9 - Fri, Apr 17
American Airlines Logo
2:50 pm - 3:55 pmORD-ATH
17h 05m2 stops
American Airlines Logo
7:30 am - 9:41 pmATH-ORD
21h 11m2 stops
$555American Airlines
Find Deal
Sun, Mar 1 - Thu, Mar 12
Scandinavian Airlines Logo
7:20 pm - 10:35 amORD-ATH
31h 15m2 stops
Scandinavian Airlines Logo
7:30 pm - 4:55 pmATH-ORD
29h 25m1 stop
$569Scandinavian Airlines
Find Deal
Fri, Feb 6 - Sat, Feb 14

Delta flights from Chicago O'Hare Intl Airport to Athens

Our best Delta deals on Chicago O'Hare Intl Airport to Athens flight tickets
Delta
Oct 21
ORD5:10 pmChicago O'Hare Intl
15h 55m
1 stop
ATH5:05 pmAthens Eleftherios V.
Nov 3
ATH12:50 pmAthens Eleftherios V.
27h 00m
2 stops
ORD7:50 amChicago O'Hare Intl
Delta
Apr 1
ORD5:10 pmChicago O'Hare Intl
22h 05m
1 stop
ATH11:15 pmAthens Eleftherios V.
Apr 10
ATH6:00 amAthens Eleftherios V.
16h 20m
1 stop
ORD2:20 pmChicago O'Hare Intl
Delta
Dec 25
ORD8:00 amChicago O'Hare Intl
17h 55m
1 stop
ATH9:55 amAthens Eleftherios V.
Jan 15
ATH6:05 amAthens Eleftherios V.
23h 30m
2 stops
ORD9:35 pmChicago O'Hare Intl

SWISS flights from Chicago O'Hare Intl Airport to Athens

Our best SWISS deals on Chicago O'Hare Intl Airport to Athens flight tickets
SWISS
Apr 14
ORD7:05 pmChicago O'Hare Intl
12h 40m
1 stop
ATH3:45 pmAthens Eleftherios V.
Apr 20
ATH4:35 pmAthens Eleftherios V.
27h 45m
1 stop
ORD12:20 pmChicago O'Hare Intl
SWISS
Jan 8
ORD6:50 pmChicago O'Hare Intl
16h 25m
2 stops
ATH7:15 pmAthens Eleftherios V.
Jan 16
ATH7:05 amAthens Eleftherios V.
17h 15m
1 stop
ORD4:20 pmChicago O'Hare Intl
SWISS
Mar 31
ORD7:05 pmChicago O'Hare Intl
21h 55m
2 stops
ATH1:00 amAthens Eleftherios V.
Apr 8
ATH6:30 amAthens Eleftherios V.
17h 25m
2 stops
ORD3:55 pmChicago O'Hare Intl

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport to Athens 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 October 16, 2025.
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

Sun 3/1

9:50 pm-1:40 am

1 stop19h 50m

Athens Eleftherios V.

Wed 3/11

2:20 pm-9:05 pm

1 stop13h 45m

$524

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

Wed 12/24

3:20 pm-1:40 am

2 stops26h 20m

Athens Eleftherios V.

Thu 1/15

6:25 am-9:13 am

2 stops34h 48m

$525

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

Mon 11/3

6:25 pm-6:00 pm

2 stops15h 35m

Athens Eleftherios V.

Fri 11/14

11:55 am-11:43 pm

2 stops19h 48m

$526

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

Sun 11/9

7:20 am-11:35 am

2 stops20h 15m

Athens Eleftherios V.

Sun 11/23

6:15 am-1:10 pm

1 stop14h 55m

$527

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

Fri 3/27

9:20 pm-8:00 am

1 stop27h 40m

Athens Eleftherios V.

Tue 3/31

3:55 am-9:40 am

1 stop13h 45m

$530

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

Fri 2/20

7:20 pm-10:35 am

2 stops31h 15m

Athens Eleftherios V.

Tue 2/24

9:10 pm-4:45 pm

2 stops27h 35m

$539

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

Fri 1/9

9:45 pm-9:55 pm

1 stop16h 10m

Athens Eleftherios V.

Tue 1/13

7:35 am-6:45 pm

1 stop19h 10m

$542

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

Thu 4/9

7:50 pm-9:00 am

1 stop29h 10m

Athens Eleftherios V.

Fri 4/17

3:40 pm-9:40 am

1 stop26h 00m

$544

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

Sun 3/1

2:50 pm-3:55 pm

2 stops17h 05m

Athens Eleftherios V.

Thu 3/12

7:30 am-9:41 pm

2 stops21h 11m

$555

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

Fri 2/6

7:20 pm-10:35 am

2 stops31h 15m

Athens Eleftherios V.

Sat 2/14

7:30 pm-4:55 pm

1 stop29h 25m

$569

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 Athens from

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

What is the cheapest month to fly to Athens?

The cheapest month to fly to Athens from Chicago O'Hare Intl Airport is in February. Flight prices, which tend to average around $613, are often lower during this time because this is during the off-season. If you are unable to visit Athens during the month of February, then departing from Chicago O'Hare Intl Airport during the month January is also very affordable. Most momondo users find prices during this month for around $618.

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 $1,188. 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 $1,331. These prices are subject to change though, so be sure to set up a Price Alert for flights to Athens.

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

The cheapest time of day to fly to Athens is in the morning when flights can be purchased for as low as $782. Flights to Athens are more costly in the afternoon, with an average ticket price of $1,252. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

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 $848 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 $819 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 October 2025, prices for Chicago O'Hare Intl Airport to Athens flights are approximately 41% 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

$479

Fastest flight time

10h 10m

Direct flights

Tue, Wed, Thu, Fri and Sat

Airports in Athens

1 airport
The best one-way flight to Athens from Chicago O'Hare Intl Airport in the past 72 hours is $479. The best round-trip flight deal from Chicago O'Hare Intl Airport to Athens found on momondo in the last 72 hours is $798.
The fastest flight from Chicago O'Hare Intl Airport to Athens takes 10h 10m
Direct flights go from Chicago O'Hare Intl Airport to Athens on Tuesday, Wednesday, Thursday, Friday and Saturday. There are no airlines offering direct flights.
There is 1 airport near Athens: Athens Eleftherios V. (ATH)
  • 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 12h 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?

  • 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?

  • 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
Airline
Rating
Free Cancellation
Price
Scandinavian AirlinesPriceFrom $393Free CancellationRating
7.4
1,533 reviews
Search Scandinavian Airlines flights
Virgin AtlanticPriceFrom $424Free CancellationRating
7.5
670 reviews
Search Virgin Atlantic flights
Air SerbiaPriceFrom $436Free CancellationRating
6.2
203 reviews
Search Air Serbia flights
DeltaPriceFrom $449Free CancellationRating
7.9
7,980 reviews
Search Delta flights
Air FrancePriceFrom $463Free CancellationRating
7.4
1,476 reviews
Search Air France flights
Air CanadaPriceFrom $480Free CancellationRating
7.1
10,305 reviews
Search Air Canada flights
KLMPriceFrom $491Free CancellationRating
7.7
1,404 reviews
Search KLM flights
Turkish AirlinesPriceFrom $509Free CancellationRating
7.3
4,009 reviews
Search Turkish Airlines flights
LOTPriceFrom $520Free CancellationRating
7.6
1,133 reviews
Search LOT flights
LufthansaPriceFrom $576Free CancellationRating
6.8
7,494 reviews
Search Lufthansa flights
  • Finnair Flights From Chicago O'Hare Intl Airport to Athens

    Across 7 Finnair flights from Chicago O'Hare Intl Airport to Athens this week, the average price was $1,196, with the best Finnair deals starting from $746 round-trip. 1,332 users have rated Finnair on momondo, with an average score of 7.6/10.

Traveling to a place near Athens?

Book flights to Athens if you plan to visit one of these locations
Piraeus
Glyfada
Marathon
Hydra
Aegina
Skala
Loutraki
Tolo
Corinth
Agia Marina
Chalcis
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.

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1 adult
Sat 11/15
Sat 11/22

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