ATH - ORD

$453 Find Cheap Flights from Athens to Chicago - Compare and Save

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Everything you should know

Cheapest round-trip
$729
Typical prices: $649-$916
Lufthansa
Mon 9/17Sun 12/2
ATH - ORD • 1 stop
Cheapest non-stop
$729
Typical prices: $732-$1,000
Finnair
Mon 9/3Wed 9/19
ATH - ORD • Non-stop
Nonstop flights
You can fly direct with American Airlines and United Airlines. Average duration is 11h 34m
Direct flights
+1
Direct flights
+1
Avoid delays
Most punctual • 94% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travelers who book at least 26 weeks in advance save around 49% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 19% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $599 (round-trip)
Shortest trip • 13h 08m (one-way)
Insights
Insights
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We hope you love your trip to Chicago O'Hare Intl Airport!
Flight Deals
Booking Insights
Expert advice
Flight Deals

Cheap Flights from Athens to O'Hare Intl (ATH-ORD)

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

Recent round-trip flight deals from Athens to O'Hare Intl

Thu, Sep 17 - Wed, Dec 2
Lufthansa Logo
6:35 am - 12:55 pmATH  Athens Eleftherios V.-ORD Chicago O'Hare Intl
14h 20m1 stop Frankfurt am Main
Lufthansa Logo
10:35 pm - 9:20 pmORD  Chicago O'Hare Intl-ATH Athens Eleftherios V.
14h 45m1 stop Frankfurt am Main
$729Lufthansa
Fri, Oct 2 - Sat, Oct 10
TAP AIR PORTUGAL Logo
4:40 am - 4:00 pmATH  Athens Eleftherios V.-ORD Chicago O'Hare Intl
19h 20m1 stop Lisbon Humberto Delgado
TAP AIR PORTUGAL Logo
6:05 pm - 3:20 amORD  Chicago O'Hare Intl-ATH Athens Eleftherios V.
25h 15m1 stop Lisbon Humberto Delgado
$729TAP AIR PORTUGAL
Thu, Sep 3 - Sat, Sep 19
Finnair Logo
11:15 am - 2:55 pmATH  Athens Eleftherios V.-ORD Chicago O'Hare Intl
11h 40mnonstop
Finnair Logo
5:20 pm - 11:40 amORD  Chicago O'Hare Intl-ATH Athens Eleftherios V.
10h 20mnonstop
$729Finnair
Tue, Dec 15 - Sat, Dec 26
British Airways Logo
7:40 am - 1:45 pmATH  Athens Eleftherios V.-ORD Chicago O'Hare Intl
14h 05m1 stop London Heathrow
British Airways Logo
9:50 pm - 7:00 pmORD  Chicago O'Hare Intl-ATH Athens Eleftherios V.
13h 10m1 stop London Heathrow
$730British Airways
Sun, Dec 13 - Tue, Dec 29
British Airways Logo
7:55 am - 6:45 pmATH  Athens Eleftherios V.-ORD Chicago O'Hare Intl
18h 50m1 stop London Heathrow
British Airways Logo
9:50 pm - 7:15 pmORD  Chicago O'Hare Intl-ATH Athens Eleftherios V.
13h 25m1 stop London Heathrow
$731British Airways
Thu, Sep 17 - Thu, Sep 24
Lufthansa Logo
6:35 am - 7:55 pmATH  Athens Eleftherios V.-ORD Chicago O'Hare Intl
21h 20m1 stop Frankfurt am Main
Lufthansa Logo
4:05 pm - 9:00 pmORD  Chicago O'Hare Intl-ATH Athens Eleftherios V.
20h 55m1 stop Frankfurt am Main
$736Lufthansa
Tue, Oct 13 - Sun, May 23
United Airlines Logo
10:25 am - 9:32 pmATH  Athens Eleftherios V.-ORD Chicago O'Hare Intl
19h 07m1 stop Newark
United Airlines Logo
4:10 pm - 10:35 amORD  Chicago O'Hare Intl-ATH Athens Eleftherios V.
10h 25mnonstop
$737United Airlines
Fri, Oct 16 - Sun, May 23
United Airlines Logo
11:45 am - 6:41 pmATH  Athens Eleftherios V.-ORD Chicago O'Hare Intl
14h 56m1 stop Washington, D.C. Dulles Intl
United Airlines Logo
4:10 pm - 10:35 amORD  Chicago O'Hare Intl-ATH Athens Eleftherios V.
10h 25mnonstop
$737United Airlines
Wed, Sep 2 - Wed, Sep 30
American Airlines Logo
11:15 am - 2:55 pmATH  Athens Eleftherios V.-ORD Chicago O'Hare Intl
11h 40mnonstop
American Airlines Logo
5:55 pm - 7:00 pmORD  Chicago O'Hare Intl-ATH Athens Eleftherios V.
17h 05m1 stop London Heathrow
$749American Airlines
Tue, Sep 22 - Thu, Oct 1
American Airlines Logo
6:30 pm - 12:25 pmATH  Athens Eleftherios V.-ORD Chicago O'Hare Intl
25h 55m1 stop London Heathrow
American Airlines Logo
10:25 pm - 12:35 amORD  Chicago O'Hare Intl-ATH Athens Eleftherios V.
18h 10m1 stop London Heathrow
$761American Airlines
Booking Insights

Price, demand and travel trends for Athens to Chicago O'Hare Intl Airport flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Athens to Chicago O'Hare Intl Airport with more confidence.

How much is a round-trip flight from Athens to Chicago O'Hare Intl Airport?

Round-trip flights from Athens to Chicago O'Hare Intl Airport start at $729. Prices are typical for this route right now, with typical round-trip fares ranging from $649 to $916. The lowest price found in the past 5 days was $729 on Lufthansa.

What's the cheapest day of the week to fly from Athens to Chicago O'Hare Intl Airport?

Thursday is the cheapest day of the week to fly from Athens to Chicago O'Hare Intl Airport, it is 9% cheaper than the average day. Sunday is the most expensive day with flight prices 17% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from Athens to Chicago O'Hare Intl Airport?

  • February is the cheapest month to fly from Athens to Chicago O'Hare Intl Airport at $620 round-trip.
  • June ($904) and January ($872) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 45% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Athens to Chicago O'Hare Intl Airport the cheapest?

Flights from Athens to Chicago O'Hare Intl Airport are cheapest 26 weeks before departure. Booking in this window typically costs about 49% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Expert advice

Expert advice for your flight from Athens to O'Hare Intl

 
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.

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.

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.

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 Athens to Chicago O'Hare Intl Airport flights

Low season

February

Cheapest flight

$453
Best time to beat the crowds with an average 19% drop in price.
Most popular time to fly and prices are also 4% lower on average.
Flight from Athens to Chicago O'Hare Intl Airport

When to book flights from Athens to O'Hare Intl

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

Your Athens to Chicago O'Hare Intl Airport flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which is the better landing airport in Chicago?

    Chicago Midway International Airport (MDW) is closer to downtown Chicago and therefore a better option if you’re mostly concerned about the proximity to downtown. It is also less busy and therefore shorter lines for passengers. However, they handle far fewer flights between Athens and Chicago and all flights landing at MDW involve at least one layover en route.

  • Which airline is best suited for unaccompanied minors from Athens to Chicago?

    When booking a flight for a child to fly alone, Lufthansa is a good choice. They have an unaccompanied minors service which ensures that your child is well taken care of during the entire trip. This means that they will have someone looking after them while in the cabin, during layovers, and upon landing when going through security and immigration.

  • How can I access my hotel in downtown Chicago from O’Hare International Airport?

    If you’re looking for a budget-friendly option, the CTA Blue Line is well worth considering as it runs directly from ORD to downtown Chicago, after which you will have to seek alternative means to get you from downtown to your hotel. The taxi is a more convenient option as the driver will be happy to drop you off at any location within the city center and even the outskirts depending on where your hotel is located.

  • What are the benefits of upgrading to first class for this route?

    If you have the option of upgrading seat classes, it is always worth taking. First-class seats are much more comfortable with extra legroom, and you get top-quality service with the meals and drinks. Furthermore, you will have priority boarding allowing you to settle in for your flight much quicker as well as access to the first-class lounge where you can hang out while waiting to board your flight.

  • Which airlines offer extra legroom and free seat selection on Athens to Chicago O'Hare Intl Airport flights?

    Among airlines operating Athens to Chicago O'Hare Intl Airport flights:

    • United Airlines: offers free seat selection
    • Iberia: offers free seat selection
    • American Airlines: offers free seat selection

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

  • What airlines are available from Athens to Chicago O'Hare Intl Airport?

    2 airlines operate flights between Athens and Chicago O'Hare Intl Airport. The airlines offering nonstop flights on this route include:
    • American Airlines
    • United Airlines

  • Which airports can I use when flying from Athens to Chicago O'Hare Intl Airport?

    Flights from Athens to Chicago O'Hare Intl Airport usually depart from Athens Eleftherios V. (ATH) and arrive at Chicago O'Hare Intl (ORD).

  • Which airlines include bags at no extra cost on Athens to Chicago O'Hare Intl Airport flights?

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

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

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

  • What cabin classes can I book on flights from Athens to Chicago O'Hare Intl Airport?

    Two cabin classes are available on flights from Athens to Chicago O'Hare Intl Airport:

    • Economy Class
    • Premium Economy Class

  • How much can I save by taking a layover when flying from Athens to Chicago O'Hare Intl Airport?

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $599 round-trip via Montreal Pierre Elliott Trudeau Intl (YUL), compared to $853 for nonstop.

  • What is the standard checked-bag allowance on flights from Athens to Chicago O'Hare Intl Airport?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $70–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • Which aircraft model is used most often on flights from Athens to Chicago O'Hare Intl Airport?

    The Boeing 787-10 Dreamliner family is used most often on this route, operated mainly by Lufthansa and United Airlines. Other aircraft seen on the route include Boeing 787 Dreamliner variants.

  • Which airports do connecting flights from Athens to Chicago O'Hare Intl Airport pass through?

    One-stop flights from Athens to Chicago O'Hare Intl Airport most commonly connect through:

    • London Heathrow (LHR) - 29% of one-stop connections
    • Istanbul (IST) - 18% of one-stop connections
    • Zurich (ZRH) - 14% of one-stop connections
    • Frankfurt am Main (FRA) - 12% of one-stop connections

    London Heathrow (LHR) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Athens to Chicago O'Hare Intl Airport?

    Yes. Being flexible with your travel dates can save you up to 23% on the Athens to Chicago O'Hare Intl Airport route. Thursday is the cheapest departure day at $697 round-trip on average, while Sunday is the most expensive at $900, a difference of $203. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • At what point is a flight considered delayed from Athens to Chicago O'Hare Intl Airport?

    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 Athens to Chicago O'Hare Intl Airport route, 9% of flights were delayed in the past 3 months, with delays averaging 3 hours 40 minutes.

  • How are flight departures from Athens to Chicago O'Hare Intl Airport spread across the day?

    Morning is the busiest departure period on Athens to Chicago O'Hare Intl Airport flights, with 100% of flights leaving in that window. Afternoon departures account for 0%, evening flights for 0%, and night flights for 0%.

  • What popular places can I visit in Chicago O'Hare Intl Airport?

    Some of the most popular sights in Chicago O'Hare Intl Airport are Magnificent Mile, Grant Park and River North. These are among the most viewed places in Chicago O'Hare Intl Airport on KAYAK.

  • How long is a flight from Athens to Chicago O'Hare Intl Airport?

    A nonstop flight from Athens to Chicago O'Hare Intl Airport takes 11h 34m, covering 5,446 miles.

  • What are the earliest and latest flights from Athens to Chicago O'Hare Intl Airport?

    These are the earliest and latest flight times available from Athens to Chicago O'Hare Intl Airport:

    • Earliest: departs at 9:35 am and lands at 9:09 pm
    • Latest: departs at 12:55 pm and lands at 12:29 am.

    The flight takes about 11h 34m.

  • How expensive are last-minute Athens to Chicago O'Hare Intl Airport flights?

    Last-minute fares on this route - booked within 2 weeks of departure - run 16% above the route average of $764. Book 26 weeks before departure for the lowest fares.

  • Do I need a passport to fly from Athens to Chicago O'Hare Intl Airport?

    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.

  • Have flight prices from Athens to Chicago O'Hare Intl Airport changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $729 to $6,886. That means the highest observed fare was about 9x higher than the lowest one.

  • How are flight prices from Athens to Chicago O'Hare Intl Airport looking right now?

    One-way fares from Athens to Chicago O'Hare Intl Airport are currently lower than usual. Average one-way flight prices are about $514, which is 17% below the typical average for this route.

  • How do delay rates compare for morning and evening flights from Athens to Chicago O'Hare Intl Airport?

    Morning flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

  • How much time can I save by choosing a different layover airport from Athens to Chicago O'Hare Intl Airport?

    Flying via Munich Franz Josef Strauss (MUC) gives the shortest average 1-stop total travel time at 13h 08m, compared with 13h 23m via Vienna Intl (VIE) and 13h 41m via Rome Fiumicino (FCO).

  • What is the time difference between Athens and Chicago O'Hare Intl Airport?

    Chicago O'Hare Intl Airport is 8 hours behind Athens (Central Time vs Eastern European Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Chicago O'Hare Intl Airport (ORD)?

    Chicago O'Hare Intl Airport (ORD) hosts 5 major car rental companies, with daily rates starting from around $17 for economy cars. Top options include:
    · Routes Car & Truck Rentals
    · Europcar
    · Hertz
    · Dollar
    · Ace

  • How much should I expect to pay for a Athens to Chicago O'Hare Intl Airport flight?

    Round-trip flights from Athens to Chicago O'Hare Intl Airport range from $649 to $916, with an average of $764 over the past 12 months. Anything below $649 counts as a good deal.

  • Which airlines offer Wi-Fi on Athens to Chicago O'Hare Intl Airport flights?

    American Airlines is the only airline on the Athens to Chicago O'Hare Intl Airport route offering in-flight Wi-Fi. Pricing depends on fare class.

Your guide to booking Athens to Chicago O'Hare Intl Airport flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Thursday departure instead of Sunday. On this route, Thursday flights average $697 - about $203 less than Sunday (23% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 26 weeks before you fly. On this route, that window historically saves about 49% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Athens to Chicago O'Hare Intl Airport trip for February. Fares historically average $620 round-trip in that month - typically $284 less than the most expensive month, which is June (based on the last 12 months).
  • If arriving on time is high on your priority list, American Airlines is the strongest pick on this route. 94% of American Airlines flights from Athens to Chicago O'Hare Intl Airport arrived on time in the past 3 months, slightly above the route's average on-time arrival rate of 91%. When flights on this route do arrive late, the average delay is 3 hours 40 minutes, so choosing a carrier with strong on-time performance can make a difference on tight schedules.
  • If you have the time, taking a 1-stop flight through Montreal Pierre Elliott Trudeau Intl Airport (YUL) can be cheaper than flying direct. The cheapest layover option averages $599 round-trip on this route - about $254 less than direct flights (based on the last 12 months).
  • British Airways offers two options for passengers flying Economy Class. There is Basic Economy and Economy Fully Flex. The Economy Fully Flex ticket is changeable and refundable and you get the first checked bag as well as the option to select your seat in advance for free.
  • American Airlines, Iberia, and Finnair are the only airlines with a direct connection from Athens (ATH) to Chicago (ORD). All other airlines will require at least one layover in Europe which could extend your travel time by almost two hours.
  • American Airlines is a good option to book when traveling with the kids. They have seatback on-demand video for all passengers which should keep your kids entertained. Furthermore, they provide free lunches even in the economy cabin.
  • Athens International Airport is about 21 miles from downtown Athens. The quickest way would be taking a taxi or other private means although the train is the cheapest and can sometimes be more convenient during rush hour traffic.
  • To make your trip more sustainable, you can try flying with an airline that offers travelers the chance to offset carbon emissions for their trip. American Airlines and Lufthansa are particularly good choices because of their partnership with Cool Effect and Compensaid respectively.

Prefer to fly direct from Athens to Chicago?

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

Direct departures

Athens Eleftherios V. to Chicago O'Hare Intl

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

Chicago O'Hare Intl 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

Everything you need to know for your flight from Athens to O'Hare Intl

Information on your arrival and departure airports