$439+ Cheap flights from O'Hare Intl (ORD) to Athens (ATH)

Chicago is a city with many airports. The two largest airports are Chicago O’Hare International Airport (ORD), known as O’Hare, and Chicago Midway Airport (MDW). There are many flights that fly through O’Hare. When you arrive in Athens, Greece (ATH) from Chicago O’Hare, you will be arriving at the Athens International Airport (AIA), the largest international airport in Greece. Your flight to Athens from O’Hare will be long and you will be required to have a layover in one of the in-between cities. On average, flights will take around 28h and 45min.

Although O’Hare is one of the largest airports in Chicago, and AIA being one of the largest in Greece, there are no direct flights between them. That means you will have to stop somewhere between Chicago and Athens. Even though there are no direct flights, however, there are numerous airlines to choose from and each will allow you to have a layover at a different location. You have the option of taking Turkish Airlines, Qatar, Delta, American Airlines, KLM-Royal Dutch, Air France, United, Airlines, SWISS, Air Canada, or Lufthansa.

There are many layover options to choose from between O’Hare and AIA as there are many airlines to choose from. The most popular airlines are Turkish Airlines, Qatar, and Delta, and American Airlines. Most airlines stop in their home country, but this is not always the case as you will see here. If you’re taking Turkish Airlines, you will be stopping in Istanbul for 15h and 20min. As for Qatar, you’ll have many options to choose from as there are many flights during the day taking this route. Some of the popular options for layovers on Qatar are Doha, Dallas/Fort Worth, and Boston. The flight that would only stop once in Doha would have a layover of 14h and 15min. If you are going through Dallas/Fort Worth then you will have two stops and the total layover time is 13h and 17min. If you are going through Boston then your layover time is 15h and 32min. If you are going through Delta, you will be stopping in Schipol Airport Amsterdam for 5h and 30min. There is only one stop in this case. And finally, if you are going with American Airlines then you will have a stop in Dallas/Fort Worth, Boston, or Doha. Each of these options has a different layover time. For American Airlines, your layover times are 25h if going through Dallas and 24h and 24min if going through Boston. Both of these options also stops in Doha as there will be two stops for each AA flight.

As a US citizen going to Athens, Greece, you will not need a visa as Greece is a party to the Schengen Agreement. However, you must have a passport and it must have been valid for at least six months prior to departure. You may stay in Greece for up to 90 days.

Most people fly into Athens Eleftherios V. (ATH) if they book a flight to Athens from Chicago O'Hare Intl. On average, Eleftherios V. has 7 inbound flights from Chicago O'Hare Intl per day from 19 airlines. Athens Eleftherios V. is conveniently located just 12.3 mi from Athens’s city center.

Cheapflights users have booked flights from Chicago O'Hare Intl Airport to Athens round-trip from $646. Other airlines that can offer you cheap pricing are Delta, from $647, and United Airlines, from $648. These flights start at 25% lower than the current average price 3 months from now.

To fly one-way, consider booking your trip with Royal Jordanian, which is currently one of the cheapest options available, starting at $439. Lufthansa flights start at $444 while deals on Aer Lingus start at $449 one-way.

No one likes to see their flight delayed. When booking a flight from Chicago O'Hare Intl Airport to Athens consider choosing United Airlines (53%), Lufthansa (53%) or American Airlines (46%) as they are the most reliable in getting you off to your destination on time.

Looking for the cheapest flight from Chicago O'Hare Intl Airport to Athens? While on average our users pay $3,485, our data indicates the cheapest price to be $497. The most popular route (Chicago O'Hare Intl - Athens Eleftherios V.), is priced around $462.

The most popular layover on flights from Chicago O'Hare Intl Airport to Athens is Istanbul. Munich sees the next most layovers on Chicago O'Hare Intl Airport to Athens flights. Munich is followed by Frankfurt am Main in terms of the most popular layover location for Chicago O'Hare Intl Airport to Athens flights.

Istanbul travelers tend to visit Taksim Square, Sultan Ahmet Camii, and Beyazit Meydani more than anywhere else. Taksim Square, Sultan Ahmet Camii, and Beyazit Meydani can be accessed by traveling approximately 20.8 mi, 22.3 mi, and 21.7 mi, respectively from Istanbul. Travelers in need of a car in Istanbul can rent one for about $46 per day.

If you're on a layover in Munich and looking for things to do, consider visiting Theresienwiese, Marienplatz, or Altes Rathaus. Theresienwiese, Marienplatz, and Altes Rathaus are located about 18.8 mi, 17.8 mi, and 17.8 mi, respectively from Munich Franz Josef Strauss. Travelers in need of a car in Munich can rent one for about $55 per day.

If you're on a layover in Frankfurt am Main and looking for things to do, consider visiting Römerberg, Hauptwache, or Historisches Museum Frankfurt. Travelers on a layover in Frankfurt am Main can visit Römerberg, Hauptwache, and Historisches Museum Frankfurt, by traveling 7.4 mi, 7.4 mi, and 7.3 mi, respectively after landing at Frankfurt am Main. Travelers in need of a car in Frankfurt am Main can rent one for about $48 per day.

The least popular layover on flights from Chicago O'Hare Intl Airport to Athens is London. Copenhagen sees the second fewest layovers for non-direct flights flying from Chicago O'Hare Intl Airport to Athens. Rome comes in third to last in terms of the least popular layover locations on Chicago O'Hare Intl Airport to Athens flights.

Yes. In addition to deals on O'Hare Intl to Athens flights, Cheapflights offers vacation packages that include both flights and hotel.

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to Athens.

Yes. Cheapflights offers flight deals from O'Hare Intl to Athens by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Currently, November is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Athens (average of $679). Flying from Chicago O'Hare Intl Airport to Athens in June is currently the most expensive (average of $1,286). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.