Cheap Flights from Las Vegas to Ontario

Cheapest flights from Las Vegas to Ontario

Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Las Vegas to Ontario. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.

Cheapest one way flight

$18

Spirit Airlines

Direct flight

1h 19m

06/07/2025

The cheapest one-way flight from Las Vegas to Ontario departs on 06/07/2025, is operated by Spirit Airlines and costs $18

Cheapest round trip flight

$50

Spirit Airlines

Direct flight

2h 39m

06/03/2025

The cheapest roundtrip flight from Las Vegas to Ontario departs on 06/03/2025, is operated by Spirit Airlines and costs $50

The fastest flight

1h 9m

Fastest flight from Las Vegas to Ontario takes 1h 9m

Direct flights

Every day

There are direct flights on this route 7 days a week: Su, Mo, Tu, We, Th, Fr, and Sa

Earliest flight

7:15 AM

Latest flight

10:45 PM

Direct flights count

58

Distance

321km

Timezone difference

0h

The distance between Las Vegas and Ontario is 321km (199 miles). There are 58 direct flights from Las Vegas to Ontario. Las Vegas and Ontario are in the same time zone. Flights from Las Vegas begin at 7:15 AM. The latest flight from Las Vegas departs at 10:45 PM.

Remember that on average the ideal time to book flights is 2 months before departure!

Airfare from Las Vegas to Ontario by month

We carefully collect statistics on the search and pricing of airlines and, based on these data, we make an assumption about future prices. Thus, you can better understand which season is the cheapest to fly from Las Vegas to Ontario

June 2025

Lowest price

on average:

$35

May 2025

Highest price

on average:

$126

Avg Price

Airlines operating on route

Below you will find a list of airlines operating flights on the Las Vegas — Ontario route and the starting prices for flights of each specific airline on it.

Starting at $19

Starting at $29

Starting at $38

Starting at $43

Starting at $76

Direct Flights from Las Vegas to Ontario

A direct flight is the most convenient and comfortable way to fly from Las Vegas to Ontario, despite the fact that sometimes flights with transfers can cost significantly less.

Las Vegas — Los Angeles

LAS — LAX

06/06/2025

Departure date

Direct flight

WN102

Starting at $69

Las Vegas — Los Angeles

LAS — LAX

06/09/2025

Departure date

Direct flight

F91183

Starting at $155

Las Vegas — Los Angeles

LAS — LAX

06/14/2025

Departure date

Direct flight

WN3310

Starting at $55

Las Vegas — Los Angeles

LAS — LAX

06/29/2025

Departure date

Direct flight

AS2017

Starting at $49

Las Vegas — Los Angeles

LAS — LAX

09/02/2025

Departure date

Direct flight

WN3527

Starting at $138

Las Vegas — Los Angeles

LAS — LAX

10/07/2025

Departure date

Direct flight

AS2017

Starting at $132

Las Vegas — Los Angeles

LAS — LAX

06/01/2025

Departure date

Direct flight

AA2690

Starting at $112

Las Vegas — Los Angeles

LAS — LAX

06/03/2025

Departure date

Direct flight

AS2227

Starting at $68

Las Vegas — Los Angeles

LAS — LAX

06/05/2025

Departure date

Direct flight

WN102

Starting at $75

Las Vegas — Los Angeles

LAS — LAX

06/11/2025

Departure date

Direct flight

HA6111

Starting at $45

Schedule of direct flights from Las Vegas to Ontario

A direct flight is the easiest way to get to your destination. The following airlines operate non-stop flights from Las Vegas to Ontario:

Unable to find information about the schedule of direct flights from

Las Vegas airports overview

LAS

McCarran International Airport

Airlines flying to this airport

$19

Starting at

$41

on average

Ontario airports overview

LAX

Los Angeles International Airport

Airlines flying to this airport

$19

Starting at

$37-17%

on average

ONT

Ontario International Airport

Airlines flying to this airport

$43

Starting at

$43

on average

Frequently asked questions (FAQ)

Answers to questions about the route that travelers are most interested in.

How much is the cheapest flight ticket from Las Vegas to Ontario?

The cheapest flight ticket from Las Vegas to Ontario according to data for the last 48 hours costs $18

When is the best time to buy air tickets on the route Las Vegas — Ontario?

Often the best time to buy tickets from Las Vegas to Ontario is 2 months before departure.

When is the cheapest time of year to fly from Las Vegas to Ontario?

Based on statistics over the past years, the lowest prices for flights from Las Vegas to Ontario can be found flying in these months: June, August, July.

How long does it take to fly from Las Vegas to Ontario?

The fastest flights from Las Vegas to Ontario start from 1 hour 9 minutes in the air.

Which airline can fly direct from Las Vegas to Ontario?

The following airlines operate direct flights on the route Las Vegas — Ontario: Southwest Airlines, Frontier Airlines, Alaska Airlines

Special offers and sales on air tickets from Las Vegas to Ontario

We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.

We couldn't find any special offers for flights from Las Vegas to Ontario

Alternative routes

Bakersfield ➜ Ontario•Fresno ➜ Ontario•Long Beach ➜ Ontario•Mexicali ➜ Ontario•Phoenix ➜ Ontario•Santa Barbara ➜ Ontario•Tijuana ➜ Ontario•Yuma ➜ Ontario•Las Vegas ➜ Bakersfield•Las Vegas ➜ Fresno•Las Vegas ➜ Long Beach•Las Vegas ➜ Merced•Las Vegas ➜ Modesto•Las Vegas ➜ Mexicali•Las Vegas ➜ Santa Barbara•Las Vegas ➜ Santa Maria•Las Vegas ➜ Tijuana•Las Vegas ➜ Yuma

How much is the cheapest flight ticket from Las Vegas to Ontario?

The cheapest flight ticket from Las Vegas to Ontario according to data for the last 48 hours costs $18

When is the best time to buy air tickets on the route Las Vegas — Ontario?

Often the best time to buy tickets from Las Vegas to Ontario is 2 months before departure.

When is the cheapest time of year to fly from Las Vegas to Ontario?

Based on statistics over the past years, the lowest prices for flights from Las Vegas to Ontario can be found flying in these months: June, August, July.

How long does it take to fly from Las Vegas to Ontario?

The fastest flights from Las Vegas to Ontario start from 1 hour 9 minutes in the air.

Which airline can fly direct from Las Vegas to Ontario?

The following airlines operate direct flights on the route Las Vegas — Ontario: Southwest Airlines, Frontier Airlines, Alaska Airlines

Cheap Flights from Las Vegas to Ontario Starting at $18

1

Economy

Cheapest flights from Las Vegas to Ontario

Cheapest one way flight

$18

Spirit Airlines

Direct flight

1h 19m

06/07/2025

Cheapest round trip flight

$50

Spirit Airlines

Direct flight

2h 39m

06/03/2025

The fastest flight

1h 9m

Direct flights

Every day

Earliest flight

7:15 AM

Latest flight

10:45 PM

Direct flights count

58

Distance

321km

Timezone difference

0h

Airfare from Las Vegas to Ontario by month

June 2025

on average:

$35

May 2025

on average:

$126

Airlines operating on route

Direct Flights from Las Vegas to Ontario

Schedule of direct flights from Las Vegas to Ontario

Las Vegas airports overview

Ontario airports overview

Frequently asked questions (FAQ)

Special offers and sales on air tickets from Las Vegas to Ontario

Alternative routes

June 2025

on average:

$35

May 2025

on average:

$126