CHI - ATH

$372 Find Cheap Flights from Chicago to Athens - Compare and Save

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Everything you should know

Cheapest round-trip
$742
Typical prices: $752-$1,358
Air Canada
Thu 11/1Sat 11/10
ORD - ATH • 2 stops
Cheapest non-stop
$752
Typical prices: $1,083-$1,509
British Airways
Mon 10/15Sun 10/21
ORD - ATH • Non-stop
Nonstop flights
You can fly direct with American Airlines and United Airlines. Average duration is 10h 18m
Direct flights
+1
Direct flights
+1
Top routes
Cheapest • 5% average savings
Most popular
Insights
Insights
Avoid delays
Most punctual • 80% on-time
Best time • Fewest delays
Insights
Insights
When to travel
Cheapest • 43% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $620 (round-trip)
Shortest trip • 13h 33m (one-way)
Insights
Insights
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Flight Deals
Booking Insights
Expert advice
Flight Deals

Cheap Flights from Chicago to Athens (CHI-ATH)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Chicago to Athens

Sun, Nov 1 - Tue, Nov 10
Air Canada Logo
4:30 pm - 4:50 pmORD  Chicago O'Hare Intl-ATH Athens Eleftherios V.
16h 20m2 stops Toronto Pearson Intl Zurich
Air Canada Logo
7:05 am - 7:52 pmATH  Athens Eleftherios V.-ORD Chicago O'Hare Intl
20h 47m2 stops Zurich Montreal Pierre Elliott Trudeau Intl
$742Air Canada
Thu, Oct 15 - Thu, Oct 22
American Airlines Logo
10:30 pm - 7:55 pmORD  Chicago O'Hare Intl-ATH Athens Eleftherios V.
13h 25m1 stop London Heathrow
American Airlines Logo
12:45 pm - 11:00 pmATH  Athens Eleftherios V.-ORD Chicago O'Hare Intl
18h 15m1 stop Charlotte Douglas
$743American Airlines
Fri, Mar 5 - Mon, Mar 8
British Airways Logo
9:50 pm - 10:00 pmORD  Chicago O'Hare Intl-ATH Athens Eleftherios V.
16h 10m1 stop London Heathrow
British Airways Logo
7:55 am - 6:45 pmATH  Athens Eleftherios V.-ORD Chicago O'Hare Intl
18h 50m1 stop London Heathrow
$743British Airways
Thu, Mar 4 - Sun, Mar 7
British Airways Logo
9:50 pm - 6:40 pmORD  Chicago O'Hare Intl-ATH Athens Eleftherios V.
12h 50m1 stop London Heathrow
British Airways Logo
7:55 am - 6:45 pmATH  Athens Eleftherios V.-ORD Chicago O'Hare Intl
18h 50m1 stop London Heathrow
$743British Airways
Sun, Nov 1 - Wed, Nov 11
Lufthansa Logo
4:20 pm - 1:30 amORD  Chicago O'Hare Intl-ATH Athens Eleftherios V.
25h 10m2 stops Frankfurt am Main Munich Franz Josef Strauss
Lufthansa Logo
6:40 am - 8:05 pmATH  Athens Eleftherios V.-ORD Chicago O'Hare Intl
21h 25m2 stops Munich Franz Josef Strauss Frankfurt am Main
$743Lufthansa
Wed, Jan 13 - Tue, Jan 19
Lufthansa Logo
10:35 pm - 1:30 amORD  Chicago O'Hare Intl-ATH Athens Eleftherios V.
18h 55m2 stops Frankfurt am Main Munich Franz Josef Strauss
Lufthansa Logo
12:55 pm - 1:10 pmATH  Athens Eleftherios V.-ORD Chicago O'Hare Intl
32h 15m2 stops Munich Franz Josef Strauss Frankfurt am Main
$744Lufthansa
Sat, Oct 31 - Sun, Nov 8
American Airlines Logo
6:40 pm - 3:10 pmORD  Chicago O'Hare Intl-ATH Athens Eleftherios V.
13h 30m1 stop Madrid Barajas
American Airlines Logo
8:00 pm - 3:30 pmATH  Athens Eleftherios V.-ORD Chicago O'Hare Intl
27h 30m1 stop London Heathrow
$745American Airlines
Wed, Oct 14 - Wed, Oct 21
Delta Logo
10:24 am - 1:40 pmORD  Chicago O'Hare Intl-ATH Athens Eleftherios V.
19h 16m2 stops Boston Logan Intl Paris Charles de Gaulle
Delta Logo
6:00 am - 8:30 pmATH  Athens Eleftherios V.-ORD Chicago O'Hare Intl
22h 30m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County
$746Delta
Wed, Nov 18 - Mon, Nov 30
Delta Logo
6:00 am - 1:40 pmORD  Chicago O'Hare Intl-ATH Athens Eleftherios V.
23h 40m2 stops New York John F Kennedy Intl Paris Charles de Gaulle
Delta Logo
1:35 pm - 4:17 pmATH  Athens Eleftherios V.-ORD Chicago O'Hare Intl
34h 42m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County
$746Delta
Sun, Dec 13 - Mon, Dec 28
Air Canada Logo
7:05 am - 10:00 amORD  Chicago O'Hare Intl-ATH Athens Eleftherios V.
18h 55m1 stop Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
1:00 pm - 7:58 pmATH  Athens Eleftherios V.-ORD Chicago O'Hare Intl
14h 58m1 stop Toronto Pearson Intl
$749Air Canada
Booking Insights

Price, demand and travel trends for Chicago to Athens flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Chicago to Athens?

Round-trip flights from Chicago to Athens typically range from $752 to $1,358. The lowest price found in the past 5 days was $742, on Air Canada.

What is the cheapest Chicago to Athens flight route?

There's little price difference between Chicago to Athens routes. They average around $1,106 round-trip, based on KAYAK data over the past 12 months.

What's the cheapest day of the week to fly from Chicago to Athens?

Based on deals KAYAK users found in the last 12 months, Wednesday is the cheapest day of the week to fly from Chicago to Athens. It’s 4% cheaper than the average day, while Thursday is the most expensive, with prices 7% higher.

What’s the cheapest month to fly from Chicago to Athens?

•February is the cheapest month to fly from Chicago to Athens at $595 round-trip.
•June ($1,473) and July ($1,248) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 147% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Chicago to Athens the cheapest?

Flights from Chicago to Athens are cheapest in the last 2 weeks before departure, based on KAYAK prices tracked over the past 12 months. During this period, fares are 5% below average.

Expert advice

Expert advice for your flight from Chicago to Athens

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Stefanie Waldek

Stefanie Waldek

Expert on United Airlines and ORD

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or on the sea, likely en route to Antarctica or the Arctic.

Duncan Madden

Duncan Madden

Expert on British Airways

Duncan is a freelance travel writer, copywriter and book author in constant search of travel stories and the perpetual sensation of being on holiday. He’s never happier than when on a dusty trail in search of empty waves or ducking under the piste tape in search of snowbound solitude. British born, living in Germany, but happiest heading for the horizon. His first book, Found in Translation, explores the etymologies and stories of country names around the world and is out now.

Harriet Baskas

Harriet Baskas

Expert on American Airlines

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Marisa Garcia

Marisa Garcia

Expert on Iberia

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Gabriel Leigh

Gabriel Leigh

Expert on Finnair

Gabriel is a writer and video creator. As senior content producer for Flightradar24 and Monocle’s transport correspondent, he keeps a close eye on aviation in particular. He has also written travel articles for the likes of The New York Times. Born in New York but raised around the world, he now lives in Sweden. He’s been to 75 countries, flying 2.3 million miles on 113 airlines and through 234 airports in the process.

John Walton

John Walton

Expert on ATH

Independent aviation journalist John Walton took his first flight at eight weeks old and hasn’t stopped travelling since. A world-renowned expert in airlines and the passenger experience, he writes in depth on aviation, is a resident expert on travel in Japan and France, and offers a uniquely queer perspective on travelling the world.

Key details for Chicago to Athens flights

Low season

January

Cheapest flight

$372
Beat the crowds with an average 83% drop in travelers.
The most popular month to fly with an average 160% increase in travelers.
One-way flight from Chicago O'Hare Intl Airport to Athens

When to book flights from Chicago to Athens

Are your dates flexible? Find out the best times to travel from Chicago to Athens based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Chicago to Athens flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What are the earliest and latest flights from Chicago to Athens?

    These are the earliest and latest flight times available from Chicago to Athens:

    • Earliest: departs at 1:20 pm and lands at 11:38 pm
    • Latest: departs at 5:20 pm and lands at 3:38 am.

    The flight takes about 10h 18m.

  • What cabin classes can I book on flights from Chicago to Athens?

    Four cabin classes are available on flights from Chicago to Athens:

    • Economy Class
    • Premium Economy Class
    • Business Class
    • First Class

    Prices vary by airline.

  • How long is a flight from Chicago to Athens?

    A nonstop flight from Chicago to Athens takes 10h 18m, covering 5,440 miles.

  • Do I need a passport to fly from Chicago to Athens?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Chicago to Athens flight?

    Round-trip flights from Chicago to Athens range from $752 to $1,358, with an average of $1,052 over the past 12 months. Anything below $752 counts as a good deal.

  • How expensive are last-minute Chicago to Athens flights?

    Last-minute fares on this route (booked within two weeks of departure) are 6% below the route average of $1,052. Booking late can sometimes save you money, but inventory is limited.

  • How much can I save by taking a layover when flying from Chicago to Athens?

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $620 round-trip via Boston Logan Intl (BOS), compared to $1,312 for nonstop.

  • What is the standard checked-bag allowance on flights from Chicago to Athens?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $75–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • Which airlines offer Wi-Fi on Chicago to Athens flights?

    Four airlines offer in-flight Wi-Fi on Chicago to Athens flights:

    • Iberia
    • British Airways
    • American Airlines
    • Finnair

    Pricing varies by airline and fare class. Some plans are included with the ticket or loyalty program; others are paid add-ons priced by flight length.

  • How are flight prices from Chicago to Athens looking right now?

    One-way fares from Chicago to Athens are currently lower than usual. Average one-way flight prices are about $393, which is 33% below the typical average for this route.

  • What car rental options are available at Athens Eleftherios V. Airport (ATH)?

    Athens Eleftherios V. Airport (ATH) hosts 5 major car rental companies, with daily rates starting from around $2 for economy cars. Top options include:

    • Centauro
    • Record go
    • Europcar
    • SURPRICE CAR RENTAL
    • Alamo

  • Which airports can I use when flying from Chicago to Athens?

    Flights from Chicago to Athens may depart from several airports in Chicago area, including Chicago Midway (MDW), Chicago O'Hare Intl (ORD) and Chicago Greater Rockford (RFD). Flights usually arrive at Athens Eleftherios V. (ATH).

  • What time of day has the fewest delays on flights from Chicago to Athens?

    Afternoon flights have the fewest delays on this route.

  • At what point is a flight considered delayed from Chicago to Athens?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Chicago to Athens route, 24% of flights were delayed in the past 3 months, with delays averaging 3h 06m.

  • Which airports do connecting flights from Chicago to Athens pass through?

    One-stop flights from Chicago to Athens most commonly connect through:

    • Istanbul (IST) - 46% of one-stop connections
    • Belgrade Nikola Tesla (BEG) - 9% of one-stop connections
    • Frankfurt am Main (FRA) - 8% of one-stop connections
    • Rome Fiumicino (FCO) - 6% of one-stop connections

  • Can I save money by using flexible dates for flights from Chicago to Athens?

    Yes. Flexible dates can save you up to 11% on flights from Chicago to Athens. Wednesday is the cheapest departure day at $1,013 round-trip on average, while Thursday is the most expensive at $1,127, a difference of $114.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What airlines fly from Chicago to Athens?

    2 airlines operate flights between Chicago and Athens. The airlines offering nonstop flights on this route include:

    • American Airlines
    • United Airlines

  • How much time can I save by choosing a different layover airport from Chicago to Athens?

    Flying via Munich Franz Josef Strauss (MUC) gives the shortest average 1-stop total travel time at 13h 33m, compared with 13h 35m via Toronto Pearson Intl (YYZ) and 14h 06m via Philadelphia (PHL).

  • What is the time difference between Chicago and Athens?

    Athens is 8 hours ahead of Chicago (Eastern European Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Athens?

    Some of the most popular sights in Athens are Acropolis, Syntagma Square and Parthenon. These are among the most viewed places in Athens on KAYAK.

  • Which airlines offer extra legroom and free seat selection on Chicago to Athens flights?

    Among airlines operating Chicago to Athens flights:

    • United Airlines: offers extra legroom; offers free seat selection
    • Iberia: offers free seat selection
    • American Airlines: offers extra legroom; offers free seat selection
    • Lufthansa: offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • Which airlines include bags at no extra cost on Chicago to Athens flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • United Airlines: a cabin bag and a checked bag in Economy Class
    • Iberia: a cabin bag and a checked bag in Economy Class
    • British Airways: a cabin bag and a checked bag in Economy Class

    Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.

  • What are the public transport options from Athens International Airport to downtown Athens?

    Public transportation from Athens International Airport (ATH) to downtown Athens includes four 24/7 bus lines: X93, X95, X97 and X96. X93 departs every 40 minutes and the X95 goes directly downtown from the stop between exits 4 and 5 outside the Arrivals Terminal. Taxis to downtown are also available at exit 3 on the arrivals level. Fares vary by time of day.

  • Which airlines allow multiple carry-on bags for flights from CHI to ATH?

    Turkish Airlines allows travelers to bring more than one cabin bag at no extra charge. The policy can suit short business trips. It includes a personal item and an additional carry-on bag weighing no more than 18 lbs. Both can be brought on board for free as long as they fit in the overhead compartment and under the seat.

Your guide to booking Chicago to Athens flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Wednesday departure and avoid flying on Thursday. On this route, Wednesday flights average $1,013, about $114 less than Thursday fares (10% savings) based on the last 12 months.
  • If you're flexible on your travel dates, booking last minute (within 2 weeks of departure) tends to be around 5% cheaper than the typical fare over the last 12 months, based on KAYAK data.
  • If you can choose when to travel, plan your Chicago to Athens trip for February. Fares historically average $595 round-trip in that month - typically $878 less than the most expensive month, which is June (based on the last 12 months).
  • For the best chance of arriving on time, fly with American Airlines. Over the past three months, 80% of American Airlines flights from Chicago to Athens arrived on time, slightly above the route average of 76%. When flights on this route arrive late, they're delayed by an average of 3h 06m, so choosing an airline with strong on-time performance can make a difference if you're on a tight schedule.
  • If you have the time, taking a 1-stop flight through Boston Logan Intl Airport (BOS) can be cheaper than flying direct. The cheapest layover option averages $620 round-trip on this route - about $693 less than direct flights (based on the last 12 months).
  • Choose Athens International Airport (ATH) if your trip includes nearby towns like Spata, Markopoulo or Koropi.
  • After the long flight from Chicago to Athens, you can unwind at ATH in one of the lounges located in Departures Areas A and B of the Main Terminal Building and Satellite Terminal Building.

Prefer to fly direct from Chicago to Athens?

 
Find which airlines fly direct from Chicago to Athens Eleftherios V. Airport, which days they fly and book direct flights.

Direct departures

Chicago to Athens Eleftherios V.

Monday

American Airlines,United Airlines

American Airlines,United Airlines

Tuesday

American Airlines,United Airlines

American Airlines,United Airlines

Wednesday

American Airlines,United Airlines

American Airlines,United Airlines

Thursday

American Airlines,United Airlines

American Airlines,United Airlines

Friday

American Airlines,United Airlines

American Airlines,United Airlines

Saturday

American Airlines,United Airlines

American Airlines,United Airlines

Sunday

American Airlines,United Airlines

American Airlines,United Airlines

See more direct flights

Direct returns

Athens Eleftherios V. to Chicago

Monday

American Airlines,United Airlines

American Airlines,United Airlines

Tuesday

American Airlines,United Airlines

American Airlines,United Airlines

Wednesday

American Airlines,United Airlines

American Airlines,United Airlines

Thursday

American Airlines,United Airlines

American Airlines,United Airlines

Friday

American Airlines,United Airlines

American Airlines,United Airlines

Saturday

American Airlines,United Airlines

American Airlines,United Airlines

Sunday

American Airlines,United Airlines

American Airlines,United Airlines

See more direct flights

More options for your flight from Chicago to Athens

Complete your trip to Athens with a hotel stay or car rental