Cheap Flights from Chicago to Athens from $320

Frequently Asked Questions

• What are the cheapest flights from Chicago to Athens (CHI-ATH)?

  Based on Trip.com data, United Airlines offers one-way fares as low as $320 on Cheapest nonstop routes (e.g. ORD to ATH on Sat, Aug 22), while Scandinavian Airlines offers Cheapest nonstop round-trips from $479 departing on Thu, Sep 10 and returning on Wed, Sep 16.

• Which airlines offer direct flights from Chicago to Athens?

  At the moment, you can catch a nonstop flight from Chicago to Athens with the following airlines, including: Jetblue Airways Lufthansa Iberia Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• How long does it take to fly from Chicago (CHI) to Athens (ATH) and what is the distance?

  It takes around 10 hours 15 minutes to fly from Chicago (CHI) to Athens (ATH).

• When is the best time to book flights from Chicago to Athens?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Chicago to Athens is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How many flights are there per week from Chicago to Athens?

  Based on Trip.com data in the past 4 weeks, there is 12 flight per week flying from Chicago to Athens. You can check the weekly schedule for popular airlines on this route below: Lufthansa: S/M/T/W/T/F/S -- LH8843 (17:35)

• How can I find the best deals on flights from Chicago to Athens?

  To find best deals on flights from Chicago to Athens, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Sat, Aug 22, with one-way flights priced at just $320.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is United Airlines.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Athens travel is around January.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from Chicago (CHI) to Athens (ATH) the cheapest?

  The cheapest months to fly from Chicago to Athens is October, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Chicago to Athens on?

  After crunching the numbers on our July flight calendar, it's currently cheapest to fly from Chicago to Athens on July 26, 2026 with United Airlines, with prices starting at $313.

• Which airports can I fly to for Athens from Chicago?

  You can land at any one of the following hubs in Athens, with O'Hare International Airport to Athens International Airport "Eleftherios Venizelos" (ORD-ATH) is by far the most common option on this route: Athens International Airport "Eleftherios Venizelos" (ATH).

• Is there any time difference between Chicago and Athens?

  The time difference between Athens and Chicago is 8h.

• How do I change or cancel my ticket from Chicago to Athens?

  Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.