Route guide

Phoenix to Ontario (PHX-ONT): Nonstop Upgrade & Award Space

American Airlines and Southwest Airlines fly nonstop between Phoenix (PHX) and Ontario (ONT), roughly 27 times a week. Because so many carriers compete on this route, premium seats turn over daily, and upgrade or award space can open and close within hours. 2LNR tracks confirmed availability on every PHX to ONT departure, so you know which flights have space before you book.

Data current as of July 22, 2026, refreshed on an ongoing basis as new schedules and seats are confirmed.

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27
Nonstop flights a week
324 mi
Nonstop distance
Free
To get started

Confirmed upgrade & award space on every PHX to ONT departure

2LNR tracks confirmed upgrade and award availability on American, Delta, and Alaska and across 30 airlines, segment by segment, date by date. Open the calendar for Phoenix to Ontario to see which departures have real space, or watch the route and get alerted when space opens.

See real availability

Confirmed upgrade and award seats on each PHX 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 PHX to ONT on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Phoenix to Ontario nonstop

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

  • American Airlines
  • Southwest Airlines
See PHX to ONT on the interactive map →

Frequently asked questions about PHX to ONT

How far is Ontario from Phoenix?
PHX to ONT covers about 324 miles nonstop. Flight times vary by aircraft and season; each scheduled departure on this page lists its own times.
Which airlines fly nonstop from PHX to ONT?
American Airlines and Southwest Airlines fly the route nonstop. 2LNR tracks confirmed upgrade and award space on both of them.
How many flights a week are there from PHX to ONT?
About 27 nonstop flights a week run between Phoenix and Ontario in the current schedule, operated by American Airlines and Southwest Airlines. Frequency shifts by season; the calendar on this page reflects what's currently scheduled.
How do I check upgrade or award availability on PHX to ONT?
Open the PHX to ONT calendar on this page to see confirmed upgrade and award space by date. You can also set an alert on the Phoenix to Ontario route, and 2LNR will notify you when space opens. It's free to start.

Never miss PHX to ONT upgrade or award space

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