Athens to Chicago (ATH-ORD): nonstop upgrade & award space

American Airlines and United Airlines fly nonstop between Athens (ATH) and Chicago (ORD), roughly 14 times a week. American Airlines carries most of this long-haul schedule, so one carrier's release pattern decides when premium space appears, and it is rarely all at once. 2LNR tracks confirmed upgrade and award space on American Airlines, on every ATH to ORD departure, so you know which flights have space before you book.

Schedule last confirmed . Departure times come from 2LNR's schedule data; confirm with the airline before you book.

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14
Nonstop flights a week
5,450 mi
Nonstop distance
Free
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Athens to Chicago flight schedule

Scheduled nonstop departures for ATH to ORD, last checked against our schedule feed on September 6, 2026. Airlines retime and cancel flights, so confirm with the airline before you book.

Schedule data dated .

Scheduled nonstop departures from Athens (ATH) to Chicago (ORD)
Date Flight Airline Departs ATH Arrives ORD Duration Aircraft
AA 161American Airlines11:1514:5511h 40m788
UA 423United Airlines12:3516:0011h 25m781
AA 161American Airlines11:1514:5511h 40m788
UA 423United Airlines12:3516:0011h 25m781
AA 161American Airlines11:1514:5511h 40m788
UA 423United Airlines12:3516:0011h 25m781
AA 161American Airlines11:1514:5011h 35m788
UA 423United Airlines12:3516:0011h 25m781
AA 161American Airlines11:1514:5011h 35m788
UA 423United Airlines12:3516:0011h 25m781
AA 161American Airlines10:4514:2511h 40m788
UA 423United Airlines12:3516:0011h 25m781
AA 161American Airlines11:1514:5511h 40m788
UA 423United Airlines12:3516:0011h 25m781

Showing all 14 scheduled ATH to ORD departures across the next 7 days with service. Later dates are on the interactive map.

Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline has not filed that value in the schedule data we hold. Aircraft are IATA equipment codes as filed, and can change up to departure.

See every ATH to ORD date on the interactive map

Confirmed upgrade & award space on ATH to ORD departures

2LNR tracks confirmed upgrade and award space on American Airlines, segment by segment and date by date. Open the calendar for Athens to Chicago to see which departures have space, the next 14 days free on every product and the full horizon on Pro.

See real availability

Confirmed upgrade and award seats on each ATH to ORD departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See ATH to ORD on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Athens to Chicago nonstop

Carriers operating ATH to ORD nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

See ATH to ORD on the interactive map →

Frequently asked questions about ATH to ORD

How far is Chicago from Athens?
ATH to ORD covers about 5,450 miles nonstop. Flight times vary by aircraft and season; the schedule table on this page lists each scheduled departure with its own times.
Which airlines fly nonstop from ATH to ORD?
American Airlines and United Airlines fly the route nonstop. 2LNR tracks confirmed upgrade and award space on American Airlines.
How many flights a week are there from ATH to ORD?
About 14 nonstop flights a week run between Athens and Chicago in the current schedule, operated by American Airlines and United Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next.
What time do flights from ATH to ORD depart?
Scheduled ATH to ORD nonstops in the next 7 days with service leave between 10:45 and 12:35, local time at Athens. The schedule table on this page lists every departure by date, with its arrival time and aircraft.
How do I check upgrade or award availability on ATH to ORD?
Open the ATH to ORD route on the interactive map or the matrix to see confirmed upgrade and award space by date on American Airlines, the next 14 days free and the full horizon on Pro. On Pro you can also set an alert on the route and 2LNR notifies you when space opens.

Never miss ATH to ORD upgrade or award space

See what is open by date on this route, the next 14 days free on every product and the full horizon on Pro.

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