Chicago to San Diego (ORD-SAN): nonstop upgrade & award space

United Airlines, American Airlines, and Alaska Airlines fly nonstop between Chicago (ORD) and San Diego (SAN), roughly 129 times a week. With this many departures on a short sector, premium cabins are small and turn over daily, so upgrade or award space opens and closes within hours. 2LNR tracks confirmed upgrade and award space on American Airlines and Alaska Airlines, on every ORD to SAN 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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129
Nonstop flights a week
1,720 mi
Nonstop distance
Free
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Chicago to San Diego flight schedule

Scheduled nonstop departures for ORD to SAN, 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 Chicago (ORD) to San Diego (SAN)
Date Flight Airline Departs ORD Arrives SAN Duration Aircraft
AA 2343American Airlines06:4609:144h 28m321
UA 2428United Airlines07:0509:324h 27m739
AS 1470Alaska Airlines, Inc.07:2010:004h 40m7M9
UA 660United Airlines08:5011:254h 35m32Q
AA 2131American Airlines09:5212:154h 23m321
UA 1811United Airlines12:4015:024h 22m739
UA 2683United Airlines13:0015:254h 25m739
UA 2188United Airlines13:3015:494h 19m739
AS 1447Alaska Airlines, Inc.14:1816:554h 37m7M9
AA 1543American Airlines15:1817:394h 21m321
UA 2138United Airlines16:0018:304h 30m7M9
UA 745United Airlines16:0518:324h 27m32Q
AA 1861American Airlines19:0021:304h 30m7M8
UA 1168United Airlines19:4522:104h 25m32Q
UA 2022United Airlines19:4522:104h 25m32Q
AA 2994American Airlines21:0523:254h 20m738
AA 2457American Airlines21:1023:264h 16m321
AA 2343American Airlines06:4609:144h 28m321
UA 2428United Airlines07:0509:324h 27m739
AS 1470Alaska Airlines, Inc.07:2010:004h 40m7M9
UA 660United Airlines08:5011:254h 35m32Q
AA 3134American Airlines09:5712:204h 23m321
UA 1811United Airlines12:4015:024h 22m739
UA 2683United Airlines13:0015:254h 25m739
UA 2188United Airlines13:3015:494h 19m739
AS 1447Alaska Airlines, Inc.14:1816:554h 37m7M9
AA 1543American Airlines15:0817:294h 21m321
UA 2138United Airlines16:0018:304h 30m7M9
UA 745United Airlines16:0518:324h 27m32Q
AA 1861American Airlines19:0021:304h 30m7M8
UA 1168United Airlines19:4522:104h 25m32Q
UA 2022United Airlines19:4522:104h 25m32Q
AS 1466Alaska Airlines, Inc.20:1723:004h 43m7M9
AA 2994American Airlines21:0523:254h 20m738
AA 2457American Airlines21:1023:264h 16m321
AA 2343American Airlines06:4609:144h 28m321
UA 2428United Airlines07:0509:324h 27m739
AS 1470Alaska Airlines, Inc.07:2010:004h 40m7M9
UA 660United Airlines08:5011:254h 35m32Q
AA 2131American Airlines09:5212:154h 23m321

Showing the first 40 of 121 scheduled ORD to SAN departures across the next 7 days with service. Every remaining date is 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 ORD to SAN date on the interactive map

Confirmed upgrade & award space on ORD to SAN departures

2LNR tracks confirmed upgrade and award space on American Airlines and Alaska Airlines, segment by segment and date by date. Open the calendar for Chicago to San Diego 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 ORD to SAN 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 ORD to SAN on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Chicago to San Diego nonstop

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

See ORD to SAN on the interactive map →

Frequently asked questions about ORD to SAN

How far is San Diego from Chicago?
ORD to SAN covers about 1,720 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 ORD to SAN?
United Airlines, American Airlines, and Alaska Airlines fly the route nonstop. 2LNR tracks confirmed upgrade and award space on American Airlines and Alaska Airlines.
How many flights a week are there from ORD to SAN?
About 129 nonstop flights a week run between Chicago and San Diego in the current schedule, operated by United Airlines, American Airlines, and Alaska Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next.
What time do flights from ORD to SAN depart?
Scheduled ORD to SAN nonstops in the next 7 days with service leave between 06:46 and 21:10, local time at Chicago. 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 ORD to SAN?
Open the ORD to SAN route on the interactive map or the matrix to see confirmed upgrade and award space by date on American Airlines and Alaska 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 ORD to SAN 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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