Cheap flights from Greece to Chicago from $427

The month of July is, on average, the cheapest month to fly to Chicago from Greece, with most prices found around $341. If you’re not able to fly to Chicago in July, then March is your next best option. Flight prices from Greece to Chicago during March average around $454.

The cheapest day to depart on your flight to Chicago is on a Thursday when prices can be found for as low as $746. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Greece to Chicago for around $906.

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

You are more likely to see cheaper flights to Chicago from Greece when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago for around $752 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago from Greece for as low as $481 on momondo.

There are 3 cabin classes available to choose from on Greece to Chicago flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 18% on your flight if you consider stops on a Greece to Chicago flight.

British Airways, Air Serbia, and Delta are the most popular carriers operating from Greece to Chicago

United Airlines, British Airways and Lufthansa are the top three most popular airlines that fly to Chicago from Greece according to our data. United Airlines is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Chicago. Keep in mind that there are 8 different airlines that fly to Chicago on a routine basis, so you have a few additional options to choose from.

Historically, on average around 11% of flights between Greece and Chicago have experienced a delay on any given week. The average delay length over the past 12 months has been 220 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

Wednesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Tuesday has historically seen more delays on average compared to the rest of the week.

According to our data, American Airlines have had the least number of delays on this route over the last 12 months; with about 10% of their flights experiencing any sort of delay.

As of June 2026, 7 flights take off from Greece and land in Chicago each day. The most common flight departure time for this route is 11:00AM, with 58% of daily flights taking off at noon.

As of June 2026, there are 51 flights per week flying from Greece to Chicago. The most common day of the week flights depart is Mon, with 16% of flights taking off on this day.