Salt Lake City to Ontario (SLC-ONT): nonstop upgrade & award space

Delta Air Lines flies nonstop between Salt Lake City (SLC) and Ontario (ONT), roughly 35 times a week. With Delta Air Lines 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 Delta Air Lines, on every SLC to ONT 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.

See SLC to ONT on the interactive map Get started free
35
Nonstop flights a week
558 mi
Nonstop distance
Free
To get started

Salt Lake City to Ontario flight schedule

Scheduled nonstop departures for SLC to ONT, 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 Salt Lake City (SLC) to Ontario (ONT)
Date Flight Airline Departs SLC Arrives ONT Duration Aircraft
DL 1302Delta Air Lines08:1009:011h 51m221
DL 1173Delta Air Lines11:2012:141h 54m221
DL 3910Delta Air Lines11:3512:291h 54mE7W
DL 1224Delta Air Lines15:2516:141h 49m320
DL 3744Delta Air Lines15:3516:352hE7W
DL 1614Delta Air Lines21:1022:041h 54m221
DL 1302Delta Air Lines08:1009:011h 51m221
DL 1173Delta Air Lines11:2012:141h 54m221
DL 1224Delta Air Lines15:2516:141h 49m320
DL 3744Delta Air Lines15:3516:352hE7W
DL 1614Delta Air Lines21:1022:041h 54m221
DL 1302Delta Air Lines08:1009:011h 51m221
DL 1173Delta Air Lines11:2012:141h 54m221
DL 1224Delta Air Lines15:2516:141h 49m320
DL 3744Delta Air Lines15:3516:352hE7W
DL 1614Delta Air Lines21:1022:041h 54m221
DL 3872Delta Air Lines08:0509:02—E7W
DL 1840Delta Air Lines08:1009:01—221
DL 1173Delta Air Lines11:2012:141h 54m221
DL 1224Delta Air Lines15:2516:141h 49m320
DL 3744Delta Air Lines15:3516:352hE7W
DL 1614Delta Air Lines21:1022:041h 54m221
DL 1416Delta Air Lines08:0008:53—221
DL 3872Delta Air Lines08:0509:021h 57mE7W
DL 1840Delta Air Lines08:1009:011h 51m221
DL 1173Delta Air Lines11:2012:141h 54m221
DL 1224Delta Air Lines15:2516:141h 49m320
DL 3744Delta Air Lines15:3516:352hE7W
DL 1614Delta Air Lines22:5523:471h 52m221
DL 1416Delta Air Lines08:0008:531h 53m221
DL 3872Delta Air Lines08:0509:021h 57mE7W
DL 1173Delta Air Lines11:2012:141h 54m221
DL 3744Delta Air Lines15:3516:352hE7W
DL 1614Delta Air Lines22:5523:471h 52m221
DL 1416Delta Air Lines08:0008:531h 53m221
DL 3872Delta Air Lines08:0509:021h 57mE7W
DL 1173Delta Air Lines11:2012:141h 54m221
DL 3744Delta Air Lines15:3516:352hE7W
DL 1614Delta Air Lines22:5523:471h 52m221

Showing all 39 scheduled SLC to ONT 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 SLC to ONT date on the interactive map

Confirmed upgrade & award space on SLC to ONT departures

2LNR tracks confirmed upgrade and award space on Delta Air Lines, segment by segment and date by date. Open the calendar for Salt Lake City to Ontario 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 SLC to ONT 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 SLC to ONT on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Salt Lake City to Ontario nonstop

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

See SLC to ONT on the interactive map →

Frequently asked questions about SLC to ONT

How far is Ontario from Salt Lake City?
SLC to ONT covers about 558 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 SLC to ONT?
Delta Air Lines is currently the only airline flying SLC to ONT nonstop. 2LNR tracks confirmed upgrade and award space on Delta Air Lines.
How many flights a week are there from SLC to ONT?
About 35 nonstop flights a week run between Salt Lake City and Ontario in the current schedule, operated by Delta Air Lines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next.
What time do flights from SLC to ONT depart?
Scheduled SLC to ONT nonstops in the next 7 days with service leave between 08:00 and 22:55, local time at Salt Lake City. 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 SLC to ONT?
Open the SLC to ONT route on the interactive map or the matrix to see confirmed upgrade and award space by date on Delta Air Lines, 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 SLC to ONT 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.

Get started free