Skip to content

Ontario, California (ONT)

Frontier flights from Ontario, California

Independent tool. Not Frontier.

Ontario, California has 9 nonstop Frontier destinations and 40 more with one stop. Below is the usual schedule for each, from our own checks.

Search Ontario, California with GoWild! and Discount Den in one place.

Start Free Go Unlimited

Free: every search tool, 4 searches a day, no card needed.

Go Unlimited: 7-day free trial, then $4.79/month. Card required. Cancel before day 7 and you won't be charged.

Schedule

Where Frontier flies from Ontario, California.

Every place we saw Frontier fly from Ontario, California, with the usual number of flights a day, the first and last departures and the time in the air. Times are rounded, and they are not a timetable for a set date.

Nonstop destinations

9 places, busiest first. Airports and times from our own checks.

With one stop

40 more places, each with one connection. We don't track connecting schedules, so search them for times.

All of it on one map.

Solid lines are nonstop. Dashed lines need one stop.

OntarioDenverDallasHoustonLas VegasSeattlePortlandAtlantaAustinBaltimoreBoiseCancunCharlotteChicagoChicagoCincinnatiClevelandColumbusDetroitEl PasoFargo
  • Your airports
  • Nonstop
  • One stop
  • Opened often (past days)
Open the Interactive Map

Members

Seats right now are for members.

This page shows schedules and history from our own checks. Anything about right now shows only when you're signed in.

  • Which Ontario, California flights have GoWild! seats right now
  • Departure times and seats left on each
  • Today's Discount Den and standard fares, in the app
  • Alerts when seats open on a route you pick

Today's fares and seats

Members only

Members see which Ontario, California routes have GoWild! seats right now, with times and seats left. Today's Discount Den and standard fares are in the app.

See It Free Go Unlimited

Free account: no card needed. Go Unlimited: 7-day free trial, then $4.79/month. Card required. Cancel before day 7 and you won't be charged.

Free, or $4.79 a month.

Every search tool is free. Supporter takes off the daily limit and adds push alerts and the iPhone app.

Free

$0forever
  • 4 searches a day
  • 1 alert, by email
  • Every search tool: Map, One Way, Day Trips, Route Builder, Calendar
  • No card needed
Start Free

Supporter

7-day free trial
$4.79/month
  • Everything in Free
  • Unlimited searches*
  • 15 alerts, by email and push notification
  • The WildFares iPhone app
  • Cancel any time from Settings
Start Free Trial

7-day free trial, then $4.79/month. Card required. Cancel before day 7 and you won't be charged.

* Unlimited means unlimited for your own trip planning. Each account is for one person, and automated or bulk searching isn't allowed. Details in our Terms.

History

What we saw on past days.

Completed days only, from our own checks starting Oct 26. Patterns describe past days. They do not predict or guarantee seats.

GoWild! seats from Ontario, California

Domestic seats open at 12:00 AM Pacific, the day before the flight.

Open when the window opened on 527 of 625 route-days. Friday was the most reliable day.

Mon54%
Tue93%
Wed92%
Thu86%
Fri94%
Sat93%
Sun82%

By the day you fly, since Oct 26.

GoWild! Pass Flights from Ontario, California

Discount Den from Ontario, California

Discount Den is Frontier's paid fare club. We compare its fare with the standard fare on the same flight.

100%

of the 626 route-days we compared, Discount Den was cheaper than the standard fare

$9

average saving on a one-way, when it was cheaper

$70

lowest Discount Den fare we saw: Ontario, California to San Francisco

Since oct 26. Fares we saw on checks made 0 to 2 days before departure. Fares booked further ahead can be different.

Discount Den Fares from Ontario, California

Through the year

We record Ontario, California's schedule every day, so busy months and seasonal routes can show up here.

We started tracking daily schedules on Oct 26. Month-by-month counts appear once we have a few full months, starting with November.

GoWild! Blackout Dates

FAQ

Questions about Frontier from Ontario, California.

How many places does Frontier fly nonstop from Ontario, California?

9, from our own checks. Another 40 places are one stop away.

Which Ontario, California airport does Frontier use?

Ontario, California (ONT), the only Ontario, California airport we track.

How many Frontier flights a day go from Ontario, California to Denver?

Typically 2. The first usually leaves around 6:30 AM and the last around 11:30 AM. The flight takes about 2h 20m.

When are the first and last Frontier flights from Ontario, California usually?

The first usually leaves around 6:00 AM, to Seattle. The last usually leaves around 7:00 PM, to San Francisco. These are typical times from our own checks, not a timetable for a set date.

Does Frontier fly internationally from Ontario, California?

Yes. Cancun is one stop away. On the GoWild! Pass, international seats open 10 days before the flight.

Does WildFares show seats and fares right now?

Members do. A free account shows this morning's seats on 2 routes per page and includes 4 searches a day and 1 email alert. Supporter shows seats as they change on every route, for $4.79/month after a 7-day free trial. This page itself shows schedules and history from our own checks.

Ready to take off?

Join 8,500+ pass holders who are flying smarter, not harder.

Get Started Free Get the iPhone App

Free account, no card needed. Upgrade any time.