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Cheap flights from Chicago O'Hare Intl Airport to Athens from $230

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 9/20. 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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Find the cheapest flights from Chicago O'Hare Intl Airport to Athens (ORD-ATH)

Cheap round-trip flights

Scandinavian Airlines Logo
7:20 pm - 6:40 pmORD-ATH
15h 20m1 stop
Scandinavian Airlines Logo
8:50 pm - 4:45 pmATH-ORD
27h 55m1 stop
$434Scandinavian Airlines
Find Deal
vie., dic. 12 - vie., dic. 26
Scandinavian Airlines Logo
7:10 pm - 1:20 pmORD-ATH
34h 10m1 stop
Scandinavian Airlines Logo
8:50 am - 4:55 pmATH-ORD
16h 05m1 stop
$469Scandinavian Airlines
Find Deal
dom., ene. 11 - dom., ene. 25
Turkish Airlines Logo
11:45 pm - 2:50 pmORD-ATH
31h 05m1 stop
Turkish Airlines Logo
10:25 am - 9:40 amATH-ORD
31h 15m1 stop
$472Turkish Airlines
Find Deal
lun., oct. 13 - mié., oct. 22
United Airlines Logo
12:50 pm - 11:35 amORD-ATH
14h 45m1 stop
United Airlines Logo
11:55 am - 7:30 pmATH-ORD
15h 35m1 stop
$474United Airlines
Find Deal
mié., nov. 12 - mié., nov. 19
Logo
4:20 pm - 12:40 pmORD-ATH
12h 20m1 stop
Logo
7:05 am - 4:20 pmATH-ORD
17h 15m1 stop
$478
Find Deal
mié., nov. 12 - mié., nov. 19
Turkish Airlines Logo
12:50 pm - 9:00 amORD-ATH
13h 10m1 stop
Turkish Airlines Logo
1:10 pm - 10:05 amATH-ORD
28h 55m1 stop
$480Turkish Airlines
Find Deal
mié., oct. 29 - mié., nov. 5
British Airways Logo
5:00 pm - 11:10 amORD-ATH
10h 10mnonstop
British Airways Logo
4:55 pm - 3:25 pmATH-ORD
30h 30m1 stop
$497British Airways
Find Deal
lun., oct. 20 - lun., nov. 3
British Airways Logo
6:45 pm - 3:50 pmORD-ATH
13h 05m1 stop
British Airways Logo
8:10 pm - 3:25 pmATH-ORD
27h 15m1 stop
$501British Airways
Find Deal
lun., nov. 10 - lun., nov. 24
United Airlines Logo
10:40 am - 10:05 amORD-ATH
15h 25m1 stop
United Airlines Logo
12:35 pm - 4:20 pmATH-ORD
11h 45mnonstop
$511United Airlines
Find Deal
lun., ago. 25 - mié., sep. 3
Iberia Logo
4:55 pm - 11:10 amORD-ATH
10h 15mnonstop
Iberia Logo
8:25 pm - 2:15 pmATH-ORD
25h 50m1 stop
$535Iberia
Find Deal
mar., ago. 26 - mié., sep. 17

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
Nov 12
ORD12:50 pmChicago O'Hare Intl
14h 45m
1 stop
ATH11:35 amAthens Eleftherios V.
Nov 19
ATH11:55 amAthens Eleftherios V.
15h 35m
1 stop
ORD7:30 pmChicago O'Hare Intl
$474
Find similar
United Airlines
Aug 25
ORD10:40 amChicago O'Hare Intl
15h 25m
1 stop
ATH10:05 amAthens Eleftherios V.
Sep 3
ATH12:35 pmAthens Eleftherios V.
11h 45m
ORD4:20 pmChicago O'Hare Intl
$511
Find similar
United Airlines
Aug 20
ORD3:35 pmChicago O'Hare Intl
14h 25m
1 stop
ATH2:00 pmAthens Eleftherios V.
Sep 3
ATH12:10 pmAthens Eleftherios V.
14h 31m
1 stop
ORD6:41 pmChicago O'Hare Intl
$586
Find similar

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
Nov 11
ORD6:50 pmChicago O'Hare Intl
13h 50m
1 stop
ATH4:40 pmAthens Eleftherios V.
Nov 19
ATH7:05 amAthens Eleftherios V.
17h 15m
1 stop
ORD4:20 pmChicago O'Hare Intl
$487
Find similar
SWISS
Sep 14
ORD7:05 pmChicago O'Hare Intl
21h 50m
1 stop
ATH12:55 amAthens Eleftherios V.
Sep 25
ATH6:55 amAthens Eleftherios V.
17h 00m
1 stop
ORD3:55 pmChicago O'Hare Intl
$528
Find similar
SWISS
Aug 25
ORD2:53 pmChicago O'Hare Intl
26h 02m
2 stops
ATH12:55 amAthens Eleftherios V.
Sep 25
ATH6:55 amAthens Eleftherios V.
17h 00m
1 stop
ORD3:55 pmChicago O'Hare Intl
$529
Find similar

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 agosto 14, 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

vie. 12/12

7:20 pm-6:40 pm

1 stop15h 20m

Athens Eleftherios V.

vie. 12/26

8:50 pm-4:45 pm

1 stop27h 55m

$434

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

dom. 1/11

7:10 pm-1:20 pm

1 stop34h 10m

Athens Eleftherios V.

dom. 1/25

8:50 am-4:55 pm

1 stop16h 05m

$469

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

lun. 10/13

11:45 pm-2:50 pm

1 stop31h 05m

Athens Eleftherios V.

mié. 10/22

10:25 am-9:40 am

1 stop31h 15m

$472

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

mié. 11/12

12:50 pm-11:35 am

1 stop14h 45m

Athens Eleftherios V.

mié. 11/19

11:55 am-7:30 pm

1 stop15h 35m

$474

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

mié. 11/12

4:20 pm-12:40 pm

1 stop12h 20m

Athens Eleftherios V.

mié. 11/19

7:05 am-4:20 pm

1 stop17h 15m

$478

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

mié. 10/29

12:50 pm-9:00 am

1 stop13h 10m

Athens Eleftherios V.

mié. 11/5

1:10 pm-10:05 am

1 stop28h 55m

$480

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

lun. 10/20

5:00 pm-11:10 am

Nonstop10h 10m

Athens Eleftherios V.

lun. 11/3

4:55 pm-3:25 pm

1 stop30h 30m

$497

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

lun. 11/10

6:45 pm-3:50 pm

1 stop13h 05m

Athens Eleftherios V.

lun. 11/24

8:10 pm-3:25 pm

1 stop27h 15m

$501

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

lun. 8/25

10:40 am-10:05 am

1 stop15h 25m

Athens Eleftherios V.

mié. 9/3

12:35 pm-4:20 pm

Nonstop11h 45m

$511

ChicagoAthens

ORD - ATH

ORDATH

Chicago O'Hare Intl

mar. 8/26

4:55 pm-11:10 am

Nonstop10h 15m

Athens Eleftherios V.

mié. 9/17

8:25 pm-2:15 pm

1 stop25h 50m

$535

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 $615.

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 $1,200. 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 $1,345. 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 $1,267. 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 $859 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 $809 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 August 2025, prices for Chicago O'Hare Intl Airport to Athens flights are approximately 55% 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

$230

Fastest flight time

10h 10m

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 $230. The best round-trip flight deal from Chicago O'Hare Intl Airport to Athens found on momondo in the last 72 hours is $434.
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 every day.
There is 1 airport near Athens: 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 10m.

  • 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 $405Free CancellationRating
7.4
1,468 reviews
Search Scandinavian Airlines flights
Air SerbiaPriceFrom $436Free CancellationRating
6.2
199 reviews
Search Air Serbia flights
DeltaPriceFrom $449Free CancellationRating
8.0
7,980 reviews
Search Delta flights
Air FrancePriceFrom $463Free CancellationRating
7.4
1,467 reviews
Search Air France flights
Virgin AtlanticPriceFrom $484Free CancellationRating
7.4
657 reviews
Search Virgin Atlantic flights
KLMPriceFrom $491Free CancellationRating
7.8
1,381 reviews
Search KLM flights
Turkish AirlinesPriceFrom $512Free CancellationRating
7.3
3,940 reviews
Search Turkish Airlines flights
LOTPriceFrom $530Free CancellationRating
7.6
1,107 reviews
Search LOT flights
Air CanadaPriceFrom $563Free CancellationRating
7.1
9,949 reviews
Search Air Canada flights
SWISSPriceFrom $589Free CancellationRating
7.5
1,699 reviews
Search SWISS 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 $1,207, with the best Finnair deals starting from $746 round-trip. 1,321 users have rated Finnair on momondo, with an average score of 7.6/10.

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

    $673 is the best United Airlines flight deal from Chicago O'Hare Intl Airport to Athens found on momondo over the last 72 hours. The average United Airlines ticket price found was closer to $1,159, however, with flight time and availability significantly affecting the price. United Airlines (7.4/10 from 8,916 user reviews) flies into Athens from Chicago O'Hare Intl Airport 7 times in an average week so prices can vary.

Traveling to a place near Athens?

Book flights to Athens if you plan to visit one of these locations
Piraeus
Glyfada
Hydra
Marathon
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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