What is the cheapest airline that flies from Athens Eleftherios V. to Illinois?

Air Serbia, British Airways, and KLM are the most popular carriers operating from Athens Eleftherios V. to Illinois

What airlines fly to Illinois?

British Airways, United Airlines and Iberia are the top three most popular airlines that fly to Illinois from Athens according to our data. British Airways is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 8 different airlines that fly to Illinois 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 Illinois?

Prices for flights from Athens Eleftherios V. Airport to Illinois are updated daily.

How many operators does momondo search for flights from Athens Eleftherios V. Airport to Illinois?

As of March 2026, there are 8 operators available to choose from for flights from Athens Eleftherios V. Airport to Illinois.

How old do you have to be to fly from Athens Eleftherios V. Airport to Illinois?

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 Athens Eleftherios V. Airport to Illinois.

What documentation or ID do you need to fly to Illinois?

The necessary travel and health documents for your Illinois trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$310 Cheap Flights from Athens to Illinois in 2026

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Find the cheapest flights from Athens to Illinois

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:05 pm - 7:50 pm

ATH

ORD

32h 45m

1 stop

9:50 pm - 1:00 pm

ORD

ATH

31h 10m

1 stop

$586LOT

Tue, Jun 16 - Thu, Jul 2

2:00 pm - 7:50 pm

ATH

ORD

13h 50m

1 stop

9:50 pm - 1:00 pm

ORD

ATH

31h 10m

1 stop

$587LOT

Tue, Jun 16 - Thu, Jul 2

8:00 pm - 1:50 pm

ATH

ORD

25h 50m

1 stop

10:30 pm - 7:55 pm

ORD

ATH

13h 25m

1 stop

$594Multiple Airlines

Tue, Mar 31 - Thu, Apr 9

2:00 pm - 7:50 pm

ATH

ORD

13h 50m

1 stop

9:50 pm - 1:00 pm

ORD

ATH

31h 10m

1 stop

$596LOT

Tue, Apr 14 - Mon, Apr 27

6:15 am - 9:05 pm

ATH

ORD

21h 50m

1 stop

10:35 am - 8:10 am

ORD

ATH

13h 35m

1 stop

$597United Airlines

Wed, Mar 25 - Tue, Apr 7

6:35 am - 12:55 pm

ATH

ORD

14h 20m

1 stop

12:55 pm - 10:00 am

ORD

ATH

13h 05m

1 stop

$598United Airlines

Thu, Apr 16 - Thu, Apr 30

6:45 am - 2:50 pm

ATH

ORD

16h 05m

1 stop

7:05 pm - 3:45 pm

ORD

ATH

12h 40m

1 stop

$600Multiple Airlines

Wed, Apr 1 - Mon, Apr 13

6:00 am - 5:54 pm

ATH

MDW

19h 54m

2 stops

10:41 am - 11:00 am

MDW

ATH

16h 19m

1 stop

$648Delta

Thu, Apr 9 - Mon, Apr 13

6:00 am - 6:40 pm

ATH

MDW

20h 40m

2 stops

12:52 pm - 11:00 am

MDW

ATH

14h 08m

1 stop

$649Delta

Thu, Apr 9 - Mon, Apr 13

9:45 am - 10:31 pm

ATH

MDW

20h 46m

1 stop

12:47 pm - 11:00 am

MDW

ATH

14h 13m

1 stop

$658KLM

Mon, Mar 30 - Thu, Apr 9

LOT flights from Athens to Illinois

Our best LOT deals on Athens to Illinois flight tickets

LOT

Jun 16

ATH7:05 pmAthens Eleftherios V.

32h 45m

1 stop

ORD7:50 pmChicago O'Hare Intl

Jul 2

ORD9:50 pmChicago O'Hare Intl

31h 10m

1 stop

ATH1:00 pmAthens Eleftherios V.

$586

LOT

Jun 16

ATH2:00 pmAthens Eleftherios V.

13h 50m

1 stop

ORD7:50 pmChicago O'Hare Intl

Jul 2

ORD9:50 pmChicago O'Hare Intl

31h 10m

1 stop

ATH1:00 pmAthens Eleftherios V.

$587

LOT

Apr 14

ATH2:00 pmAthens Eleftherios V.

13h 50m

1 stop

ORD7:50 pmChicago O'Hare Intl

Apr 27

ORD9:50 pmChicago O'Hare Intl

31h 10m

1 stop

ATH1:00 pmAthens Eleftherios V.

$596

KLM flights from Athens to Illinois

Our best KLM deals on Athens to Illinois flight tickets

KLM

Apr 12

ATH5:45 pmAthens Eleftherios V.

28h 45m

1 stop

ORD2:30 pmChicago O'Hare Intl

Apr 26

ORD4:20 pmChicago O'Hare Intl

24h 55m

1 stop

ATH1:15 amAthens Eleftherios V.

$646

KLM

Mar 30

ATH9:45 amAthens Eleftherios V.

20h 46m

1 stop

MDW10:31 pmChicago Midway

Apr 9

MDW12:47 pmChicago Midway

14h 13m

1 stop

ATH11:00 amAthens Eleftherios V.

$658

KLM

Apr 9

ATH9:45 amAthens Eleftherios V.

20h 46m

1 stop

MDW10:31 pmChicago Midway

Apr 13

MDW6:00 amChicago Midway

21h 00m

1 stop

ATH11:00 amAthens Eleftherios V.

$697

Fly from

Fly to

Route

Depart

Return

Price

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Tue 6/16

7:05 pm-7:50 pm

1 stop32h 45m

Chicago O'Hare Intl

Thu 7/2

9:50 pm-1:00 pm

1 stop31h 10m

$586

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Tue 6/16

2:00 pm-7:50 pm

1 stop13h 50m

Chicago O'Hare Intl

Thu 7/2

9:50 pm-1:00 pm

1 stop31h 10m

$587

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Tue 3/31

8:00 pm-1:50 pm

1 stop25h 50m

Chicago O'Hare Intl

Thu 4/9

10:30 pm-7:55 pm

1 stop13h 25m

$594

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Tue 4/14

2:00 pm-7:50 pm

1 stop13h 50m

Chicago O'Hare Intl

Mon 4/27

9:50 pm-1:00 pm

1 stop31h 10m

$596

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Wed 3/25

6:15 am-9:05 pm

1 stop21h 50m

Chicago O'Hare Intl

Tue 4/7

10:35 am-8:10 am

1 stop13h 35m

$597

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Thu 4/16

6:35 am-12:55 pm

1 stop14h 20m

Chicago O'Hare Intl

Thu 4/30

12:55 pm-10:00 am

1 stop13h 05m

$598

AthensChicago

ATH - ORD

ATHORD

Athens Eleftherios V.

Wed 4/1

6:45 am-2:50 pm

1 stop16h 05m

Chicago O'Hare Intl

Mon 4/13

7:05 pm-3:45 pm

1 stop12h 40m

$600

AthensChicago

ATH - MDW

ATHMDW

Athens Eleftherios V.

Thu 4/9

6:00 am-5:54 pm

2 stops19h 54m

Chicago Midway

Mon 4/13

10:41 am-11:00 am

1 stop16h 19m

$648

AthensChicago

ATH - MDW

ATHMDW

Athens Eleftherios V.

Thu 4/9

6:00 am-6:40 pm

2 stops20h 40m

Chicago Midway

Mon 4/13

12:52 pm-11:00 am

1 stop14h 08m

$649

AthensChicago

ATH - MDW

ATHMDW

Athens Eleftherios V.

Mon 3/30

9:45 am-10:31 pm

1 stop20h 46m

Chicago Midway

Thu 4/9

12:47 pm-11:00 am

1 stop14h 13m

$658

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 Illinois

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

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Athens is in November. Flight prices, which tend to average around $557, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of November, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $592.

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

The cheapest day to depart from Athens to Illinois is on a Thursday when prices can be found for as low as $645. Flights from Athens to Illinois on a Sunday will generally be more expensive and average around $873. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest Athens Eleftherios V. to Illinois flight route?

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

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

You are more likely to see cheaper flights to Illinois from Athens when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $701 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Athens for as low as $481 on momondo.

What cabin class options are available on Athens Eleftherios V. to Illinois flights?

There are 3 cabin classes available to choose from on Athens Eleftherios V. to Illinois 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 Illinois flights?

No. A direct flight is the cheapest option for a flight between Athens to Illinois.

Cheap Athens to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Athens to Illinois

Best Price Found	$552
Fastest flight time	11h 25m
Direct flights	Every day
Airports in Illinois	98 airports

The best one-way flight to Illinois from Athens in the past 72 hours is $552. The best round-trip flight deal from Athens to Illinois found on momondo in the last 72 hours is $652.

The fastest flight from Athens to Illinois takes 11h 25m

Direct flights go from Athens to Illinois every day.

There are 98 airports in Illinois. From Athens there are direct flights to Chicago O'Hare Intl (ORD).

Search flight deals

When did momondo last update prices for flights from Athens Eleftherios V. Airport to Illinois?
Prices for flights from Athens Eleftherios V. Airport to Illinois are updated daily.
How many operators does momondo search for flights from Athens Eleftherios V. Airport to Illinois?
As of March 2026, there are 8 operators available to choose from for flights from Athens Eleftherios V. Airport to Illinois.
How old do you have to be to fly from Athens Eleftherios V. Airport to Illinois?
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 Athens Eleftherios V. Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The necessary travel and health documents for your Illinois trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Athens to Illinois?
momondo data reveals that the most frequently booked plane model on the route from Athens to Illinois is Boeing 787 Dreamliner, representing 43.40% of all bookings. The subsequent popular models are Boeing 787-8 Dreamliner at 21.38%, Boeing 787-10 Dreamliner at 16.35%, and Airbus A330-900neo at 8.81%.

Best airlines flying from Athens to Illinois

Compare and see reviews for airlines that fly from Athens to Illinois with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $492	Free Cancellation	Rating 7.9 8,238 reviews	Search Delta flights
American Airlines	PriceFrom $502	Free Cancellation	Rating 7.1 11,370 reviews	Search American Airlines flights
British Airways	PriceFrom $503	Free Cancellation	Rating 6.7 7,774 reviews	Search British Airways flights
Iberia	PriceFrom $511	Free Cancellation	Rating 7.0 3,128 reviews	Search Iberia flights
Turkish Airlines	PriceFrom $530	Free Cancellation	Rating 7.3 4,241 reviews	Search Turkish Airlines flights
United Airlines	PriceFrom $549	Free Cancellation	Rating 7.4 9,375 reviews	Search United Airlines flights
SWISS	PriceFrom $562	Free Cancellation	Rating 7.6 1,889 reviews	Search SWISS flights
Lufthansa	PriceFrom $587	Free Cancellation	Rating 6.8 7,818 reviews	Search Lufthansa flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Athens to Illinois for you.

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

Yes. All flights to Illinois from Athens on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo provides multiple filters to help you find the best flight to Illinois from Athens. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Illinois from Athens are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.