Flight Deals from Athens to Chicago O Hare Airport from $456

A nonstop flight from Athens (ATH) to Chicago (ORD) typically lasts about 12 hours 30 minutes. Flights with layovers, often in European hubs like Frankfurt or London, usually take between 14 and 17 hours total.

Yes. Non-stop flights from Athens to Chicago are available daily, operated mainly by American Airlines and Lufthansa, with a flight duration of approximately 11 hours 30 minutes. These flights are the only non-stop options and tend to be 20-40% more expensive than one-stop routes, which typically include a layover in European hubs and take about 14 to 16 hours including layover time.

Travelers from Greece to the United States generally need a visa unless they qualify for the Visa Waiver Program and have an approved ESTA. Greek nationals must obtain a U.S. visa for tourism, business, or other short-term stays. U.S. citizens traveling from Chicago to Athens do not require a visa for entry into Greece but should carry valid travel documents and check for any specific entry requirements due to health or security measures.

Chicago O'Hare International Airport offers several ground transportation options to the city center. The CTA Blue Line train provides a direct, economical, and efficient service taking about thirty-five minutes to downtown Chicago. Taxis and ride-share services are available outside the terminals, with travel times of approximately thirty minutes depending on traffic. Car rentals are available at the airport for regional or personal travel. Shuttle services and private car transfers are also options but are generally more expensive. The most used option is the CTA Blue Line train due to its affordability and reliability.

Lowest fares are usually from late January to March and in November. Tuesday and Wednesday afternoon flights tend to be the most economical; book about two to three months ahead.

Reserve tickets eight to twelve weeks in advance for regular travel and twelve to sixteen weeks during summer and holiday peaks.

Yes. The westbound route often features overnight flights arriving in Chicago in the morning, allowing travelers to start their day immediately.

Non‑stop flights are operated by American Airlines and Aegean Airlines. One‑stop flights via European hubs like Frankfurt, London, or Paris are common.

Common layovers are Frankfurt, London, Paris and Amsterdam, offering broad connections and efficient transfers.

On‑time departures are usually reliable, but delays can occur due to weather or air traffic. Booking early morning flights on American Airlines or Lufthansa may improve your chances of on-time departure.

May to June and September offer mild weather and fewer tourists.

Bring a valid passport with at least six months of validity, any required Schengen visa or ESTA if applicable, proof of onward or return travel, and a payment method for baggage. Vaccination certificates may be required depending on current health policies.

O'Hare International Airport is the primary hub for international flights with extensive global connections, located about 17 miles northwest of downtown Chicago. Midway Airport mainly handles domestic and low-cost carriers, approximately 10 miles southwest of downtown.

From central Athens, the suburban train to the airport takes about 40 min and is the most popular and economical. Taxis and ride‑shares are quicker at around 30 min but more expensive. Shuttle buses are also available.

O'Hare International Airport features the Hilton Chicago O'Hare and the Hyatt Regency O'Hare, both connected to terminals via indoor walkways. There are also nearby hotels accessible by shuttle. No capsule hotels or sleeping pods are available on-site.

O'Hare International Airport provides currency exchange offices in all terminals, prayer rooms and chapels in terminals 2, 3 and 5, and free Wi‑Fi throughout the airport.

Athens Eleftherios Venizelos offers wheelchair assistance, accessible toilets, and a children's play area; request at least 48 hours in advance through your airline. Chicago O’Hare provides mobility assistance, accessible restrooms, nursing rooms, and play zones; arrange 48 hours prior.

Common aircraft are Boeing 787‑9 and Airbus A330‑200. American Airlines, Lufthansa and other carriers offer Wi‑Fi and entertainment.

Star Alliance (Aegean, Lufthansa), oneworld (American Airlines) and SkyTeam (Air France) operate flights between Athens and Chicago.

Afternoon departures on weekdays usually have lower fares compared to morning or evening flights.

At Athens Airport, the Aegean Business Lounge and the Skyserv Lounge provide amenities like refreshments, Wi-Fi, and comfortable seating. Access typically requires business or first class tickets, Star Alliance Gold status, or lounge memberships; some lounges offer day passes for a fee. The Aegean Lounge is notable for its Greek cuisine and panoramic views.

Baggage allowances on Athens–Chicago routes vary by airline and fare class. Basic economy usually excludes checked bags; standard international economy often includes one checked bag and a carry‑on; premium cabins allow more.

Flights from Athens to Chicago generally include Economy, Premium Economy on select airlines, and flat‑bed Business class.

Policies differ by airline and ticket class, with flexible and premium cabins offering more options for same‑day changes or standby, while economy fares may not permit it.