The cheapest times to fly from ATH to ORD are

  • October 29th to May 6th (except the week of January 1st)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from ATH to ORD is early November. Prices can be as high as $1171 for Friday flights during early August, or as low as $596 for Monday flights around early November.


When to Fly to Chicago

Flying from Athens (ATH) to Chicago, IL (ORD) will usually cost between $598 to $821 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early November with an average ticket price of $603. Due to high demand the most expensive time to fly is early August, with an average price of $1031. Planning your trip to low-cost times can easily save you $428 on economy flights and even more on first-class flights. Generally, any price below $668 can be considered a good price for a round-trip ATH to ORD flight.

See below for a graph of average weekly prices for the ATH to ORD route. All prices are for round-trip tickets in USD.

ATH to ORD Flight Prices

Compared to other flights, the ATH to ORD flight is cheaper than the average and costs about as much as the average flight leaving from Athens. The average price per mile (for a direct flight) is $0.08, which is far below average.


Flight Prices by Day of the Week

Monday is usually the cheapest day to fly to ORD, and Tuesday the cheapest day to fly back into ATH. Fridays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $65 (7%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Monday and returning a week later will cost an average of $657. Return trip prices are from the ORD to ATH flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from ATH to ORD can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 10 hour 47 minutes may be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is a nonstop flight from ATH to ORD while comparing.

Destination alternative #1: Chicago Midway International Airport (MDW) in Chicago, IL

  • 15 miles (24 km) away from ORD
  • Usually 7.41% less expensive than ORD
  • 2-layover flights available

See ATH to MDW flights


Flight Hacking ATH to ORD

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from ATH to ORD — but Champion Traveler does!

Hack #1: Oslo (ATH > OSL > ORD)

  • Price for both tickets: $579
  • Average savings: $90 (13.4%)

See ATH to BCN flights

Hack #2: Barcelona (ATH > BCN > ORD)

  • Price for both tickets: $581
  • Average savings: $88 (13.1%)

See ATH to OSL flights

Hack #3: London (ATH > LHR > ORD)

  • Price for both tickets: $603
  • Average savings: $65 (9.73%)

See ATH to LHR flights


Flight Questions Answered

Still have questions about flying from ATH to ORD? We’ve got answers.

Which airlines fly this route?

You can find 35 major airlines flying this route most often: Aegean, Aer Lingus, Aeroflot, Air Canada, Air France, Alitalia, American, Austrian, British Airways, Brussels Airlines, Delta, EgyptAir, El Al, Emirates, Etihad, Finnair, Iberia, Icelandair, JetBlue, KLM, LOT, Lufthansa, Norwegian, Norwegian Air International, Norwegian Air UK, Pakistan, Qatar Airways, Royal Jordanian, SAS, Singapore Airlines, SWISS, Tap Air Portugal, Turkish Airlines, United, Wizz Air, and potentially more during busy seasons.

How far away is it from Chicago O’Hare International Airport to Eleftherios Venizelos International Airport?

The distance between the two airports is roughly 5449 miles or 8769 kilometers.

How long does it take to fly from ATH to ORD?

The real-world flight time for a nonstop ATH to ORD flight is about 10 hour 47 minutes.

How many flights go between Athens and Chicago, IL?

It depends on the day of the week and the date, but a typical day might have around 80 available flights from ATH to ORD.


Airport Location Info


Departing Airport

Origination codeATH
Origination airport nameEleftherios Venizelos International Airport

Return Airport

Destination codeORD
Destination airport nameChicago O’Hare International Airport
CityChicago, IL
Countrythe United States


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.