Chicago to Dayton (ORD-DAY): nonstop upgrade & award space

United Airlines and American Airlines fly nonstop between Chicago (ORD) and Dayton (DAY), roughly 97 times a week. With United Airlines running most of the schedule, the shape of a week is predictable, which makes an open premium seat on a given date easy to spot and quick to lose. 2LNR tracks confirmed upgrade and award space on American Airlines, on every ORD to DAY 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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97
Nonstop flights a week
240 mi
Nonstop distance
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Chicago to Dayton flight schedule

Scheduled nonstop departures for ORD to DAY, 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 Dayton (DAY)
Date Flight Airline Departs ORD Arrives DAY Duration Aircraft
UA 4407United Airlines08:2910:491h 20mCR5
UA 4551United Airlines08:4010:581h 18mCR5
AA 3940American Airlines09:3011:521h 22mE70
UA 4594United Airlines11:2013:481h 28mCR5
UA 5281United Airlines11:2013:481h 28mCR5
UA 5412United Airlines14:0016:291h 29mE7W
AA 3950American Airlines14:5617:161h 20mE70
UA 5785United Airlines15:0017:301h 30mE7W
UA 5420United Airlines16:0018:291h 29mCR5
UA 4806United Airlines17:5520:241h 29mE7W
AA 5127American Airlines19:3021:471h 17mCR7
AA 3817American Airlines20:1022:361h 26mE70
UA 4589United Airlines21:3023:591h 29mCR5
UA 4407United Airlines08:2910:491h 20mCR5
UA 5916United Airlines08:2910:491h 20mCR5
UA 4551United Airlines08:4010:581h 18mCR5
AA 3949American Airlines09:2511:491h 24mE75
UA 4594United Airlines11:2013:481h 28mCR5
UA 5412United Airlines14:0016:291h 29mE7W
UA 5785United Airlines15:0017:301h 30mE7W
UA 5420United Airlines16:0018:291h 29mCR5
AA 3951American Airlines16:1518:391h 24mE70
UA 4806United Airlines17:5520:241h 29mE7W
AA 5127American Airlines18:3020:561h 26mCR7
AA 3685American Airlines21:1523:381h 23mE70
UA 4589United Airlines21:3023:591h 29mCR5
UA 4407United Airlines08:2910:491h 20mCR5
UA 4551United Airlines08:4010:581h 18mCR5
AA 3949American Airlines09:2511:491h 24mE75
UA 4594United Airlines11:2013:481h 28mCR5
UA 5412United Airlines14:0016:291h 29mE7W
UA 5785United Airlines15:0017:301h 30mE7W
UA 5420United Airlines16:0018:291h 29mCR5
AA 3951American Airlines16:1518:391h 24mE70
UA 4806United Airlines17:5520:241h 29mE7W
AA 5127American Airlines18:3020:561h 26mCR7
AA 3685American Airlines21:1523:381h 23mE70
UA 4589United Airlines21:3023:591h 29mCR5
UA 4407United Airlines08:2910:491h 20mCR5
UA 4551United Airlines08:4010:581h 18mCR5

Showing the first 40 of 87 scheduled ORD to DAY 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 DAY date on the interactive map

Confirmed upgrade & award space on ORD to DAY departures

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

Airlines flying Chicago to Dayton nonstop

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

See ORD to DAY on the interactive map →

Frequently asked questions about ORD to DAY

How far is Dayton from Chicago?
ORD to DAY covers about 240 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 DAY?
United Airlines and American Airlines fly the route nonstop. 2LNR tracks confirmed upgrade and award space on American Airlines.
How many flights a week are there from ORD to DAY?
About 97 nonstop flights a week run between Chicago and Dayton in the current schedule, operated by United Airlines and American Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next.
What time do flights from ORD to DAY depart?
Scheduled ORD to DAY nonstops in the next 7 days with service leave between 08:29 and 21:30, 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 DAY?
Open the ORD to DAY 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 ORD to DAY 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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