⚡ Fare recorded April 25, 2026 · Prices change daily

Las Vegas to Ontario, California flights

Las Vegas (LAS) to Ontario, California (ONT): 197 miles (317 km) great-circle, about 0h 55m nonstop by our estimate. Cheapest fare observed: $59 round-trip on Frontier, nonstop, departing April 29, 2026.

F9FrontierF92231
Depart
LAS
Las Vegas, USA
17:41
2026-04-29
✈
Arrive
ONT
Ontario, California, United States
Returns 16:39
2026-05-06
Stops
non-stop
Distance
197 mi
Est. nonstop time
0h 55m
Trip type
Round-trip
$59
Round-trip · per person
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About this flight

When did the cheapest Las Vegas to Ontario, California fare fly?

$59 round-trip, Frontier F92231, departing 2026-04-29 at 17:41, returning 2026-05-06. The recorded itinerary left on a Wednesday, returning on a Wednesday 7 nights later; the fare was observed 4 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.

Route facts

How far is Las Vegas from Ontario, California?

  • Distance: 197 miles (317 km) great-circle, heading southwest.
  • Estimated nonstop flight time: about 0h 55m.
  • Departure airport: Harry Reid International Airport (LAS), Las Vegas, United States, UTC-7 on April 29, 2026.
  • Arrival: Ontario International Airport (ONT), United States, UTC-7 on April 29, 2026.
  • Time difference: none on the recorded date.
  • Route type: domestic, within United States.
  • Arrival airport elevation: 944 ft.
  • Recorded itinerary: Frontier F92231, non-stop, round-trip, 7 days between departure and return.
Fare comparison

How does the Las Vegas to Ontario, California fare compare with other routes from LAS?

At $59, it was the cheapest of the 30 round-trip fares we recorded from LAS (median $271). That is 30.0 cents per great-circle mile (round-trip price over one-way distance), above the LAS median of 20.1 cents across 30 round-trip routes.

Routes from LAS of similar length: Los Angeles (236 mi) at $182 and Reno (345 mi) at $113.

Frontier had the cheapest fare on 11 of 30 LAS routes. It is the 30th longest of the 30 routes we track from LAS.

Other ways in

What did other cities pay to fly to Ontario, California?

Of 4 departure airports with a fare to Ontario, California, Las Vegas (LAS) ranked 1st at $59. Lowest: $59 from Las Vegas (LAS); highest: $1594 from Sapporo (CTS); 3 nonstop. Cheapest-fare airlines (routes): Frontier (2), EVA Air (1) and Volaris (1).

Sources

Where do these numbers come from?

Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones America/Los_Angeles, America/Los_Angeles; flight time is our estimate.

FAQ

Las Vegas to Ontario, California flight questions

How far is Las Vegas from Ontario, California by plane?

+
Las Vegas is about 197 miles (317 km) from Ontario, California on a great-circle line from Harry Reid International Airport (LAS) to Ontario International Airport (ONT), heading southwest. It is the 30th longest of the 30 routes we track from LAS. The recorded itinerary was nonstop.

How long is the flight from Las Vegas to Ontario, California?

+
About 0h 55m nonstop by our estimate for 197 miles (500 mph cruise plus 30 minutes, not a timetable). The recorded Frontier fare was nonstop. 4 airports in our feed had a fare to Ontario, California; this one ranked 1st, and 3 of the 4 were nonstop.

What is the time difference between Las Vegas and Ontario, California?

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On April 29, 2026, Las Vegas was on UTC-7 (America/Los_Angeles) and Ontario, California on UTC-7 (America/Los_Angeles), so the two cities shared the same clock time: noon in Las Vegas was 12:00 in Ontario, California. Both zones shift for daylight saving together, so the gap stays the same in January and July.

How much is a flight from Las Vegas to Ontario, California?

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As observed on April 25, 2026: $59 per person round-trip on Frontier flight F92231, departing April 29, 2026, returning May 6, 2026, nonstop. At $59, it was the cheapest of the 30 round-trip fares we recorded from LAS (median $271). That is 30.0 cents per great-circle mile (round-trip price over one-way distance), above the LAS median of 20.1 cents across 30 round-trip routes. Prices change daily, so check the live fare.

Is there a nonstop flight from Las Vegas to Ontario, California?

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Yes, the cheapest recorded fare was a nonstop Frontier flight, F92231, on April 29, 2026. Into Ontario, California, 3 of the 4 recorded fares were nonstop. From LAS, 14 of 30 were. Routes from LAS of similar length: Los Angeles (236 mi) at $182 and Reno (345 mi) at $113.

Which airports serve flights from Las Vegas to Ontario, California?

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It departs Harry Reid International Airport (LAS) in Las Vegas, United States, and arrives at Ontario International Airport (ONT) in Ontario, California, United States. A domestic United States flight. Frontier had the cheapest fare on 11 of 30 LAS routes.

Where else near Ontario, California can you fly from Las Vegas?

Los Angeles (LAX) $182San Jose (SJC) $270Oakland (OAK) $254San Francisco (SFO) $153Reno (RNO) $113Portland (PDX) $148All flights from Las Vegas →

Other cities with flights to Ontario, California

From Seattle (SEA) $86From Guadalajara (GDL) $338From Sapporo (CTS) $1594

Ready to fly?

Book Frontier LAS → ONT · $59 →