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Flights from Las Vegas to Ontario
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Book flight tickets from Las Vegas to Ontario starting at ₹ 724

Whether you’re going for a one-way or round-trip to Ontario, we’ve got you covered! Check out these different flight options from Las Vegas below.

  • One way
  • Round-trip
      • Cheapest nonstop
        LAS07:00
        1h 6m
        Nonstop
        ONT08:06
        Thu, Dec 26|Las Vegas - Ontario|Frontier Airlines
        ₹ 724₹ 1,712
        57% OFF
        57% OFF
        ₹ 1,712₹ 724

        Choose Frontier Airlines flights from Las Vegas to Ontario. The one-way direct flight with Frontier Airlines departs from Harry Reid International Airport on Thu, Dec 26, arriving at Ontario International Airport. One-way ticket prices start from ₹ 724 including taxes and charges.

      • LAS11:20
        1h 9m
        Nonstop
        ONT12:29
        Thu, Dec 19|Las Vegas - Ontario|Frontier Airlines
        ₹ 724₹ 1,712
        57% OFF
        57% OFF
        ₹ 1,712₹ 724

        Choose Frontier Airlines flights from Las Vegas to Ontario. The one-way direct flight with Frontier Airlines departs from Harry Reid International Airport on Thu, Dec 19, arriving at Ontario International Airport. One-way ticket prices start from ₹ 724 including taxes and charges.

      • LAS06:00
        1h 9m
        Nonstop
        ONT07:09
        Fri, Dec 20|Las Vegas - Ontario|Frontier Airlines
        ₹ 794₹ 1,712
        54% OFF
        54% OFF
        ₹ 1,712₹ 794

        Choose Frontier Airlines flights from Las Vegas to Ontario. The one-way direct flight with Frontier Airlines departs from Harry Reid International Airport on Fri, Dec 20, arriving at Ontario International Airport. One-way ticket prices start from ₹ 794 including taxes and charges.

      • LAS16:47
        1h 8m
        Nonstop
        ONT17:55
        Thu, Jan 30|Las Vegas - Ontario|Frontier Airlines
        ₹ 1,063
        ₹ 1,063

        Choose Frontier Airlines flights from Las Vegas to Ontario. The one-way direct flight with Frontier Airlines departs from Harry Reid International Airport on Thu, Jan 30, arriving at Ontario International Airport. One-way ticket prices start from ₹ 1,063 including taxes and charges.

      • LAS10:00
        1h 8m
        Nonstop
        ONT11:08
        Mon, Jan 13|Las Vegas - Ontario|Frontier Airlines
        ₹ 1,122
        ₹ 1,122

        Choose Frontier Airlines flights from Las Vegas to Ontario. The one-way direct flight with Frontier Airlines departs from Harry Reid International Airport on Mon, Jan 13, arriving at Ontario International Airport. One-way ticket prices start from ₹ 1,122 including taxes and charges.

      • LAS06:00
        1h 9m
        Nonstop
        ONT07:09
        Tue, Dec 31|Las Vegas - Ontario|Frontier Airlines
        ₹ 1,122
        ₹ 1,122

        Choose Frontier Airlines flights from Las Vegas to Ontario. The one-way direct flight with Frontier Airlines departs from Harry Reid International Airport on Tue, Dec 31, arriving at Ontario International Airport. One-way ticket prices start from ₹ 1,122 including taxes and charges.

      • LAS06:05
        1h 6m
        Nonstop
        ONT07:11
        Fri, Jan 24|Las Vegas - Ontario|Frontier Airlines
        ₹ 1,122
        ₹ 1,122

        Choose Frontier Airlines flights from Las Vegas to Ontario. The one-way direct flight with Frontier Airlines departs from Harry Reid International Airport on Fri, Jan 24, arriving at Ontario International Airport. One-way ticket prices start from ₹ 1,122 including taxes and charges.

      • LAS06:05
        1h 9m
        Nonstop
        ONT07:14
        Sat, Dec 14|Las Vegas - Ontario|Frontier Airlines
        ₹ 1,133
        ₹ 1,133

        Choose Frontier Airlines flights from Las Vegas to Ontario. The one-way direct flight with Frontier Airlines departs from Harry Reid International Airport on Sat, Dec 14, arriving at Ontario International Airport. One-way ticket prices start from ₹ 1,133 including taxes and charges.

      • LAS14:05
        1h 9m
        Nonstop
        ONT15:14
        Wed, Dec 25|Las Vegas - Ontario|Frontier Airlines
        ₹ 1,145
        ₹ 1,145

        Choose Frontier Airlines flights from Las Vegas to Ontario. The one-way direct flight with Frontier Airlines departs from Harry Reid International Airport on Wed, Dec 25, arriving at Ontario International Airport. One-way ticket prices start from ₹ 1,145 including taxes and charges.

      • LAS06:00
        1h 9m
        Nonstop
        ONT07:09
        Mon, Dec 30|Las Vegas - Ontario|Frontier Airlines
        ₹ 1,203
        ₹ 1,203

        Choose Frontier Airlines flights from Las Vegas to Ontario. The one-way direct flight with Frontier Airlines departs from Harry Reid International Airport on Mon, Dec 30, arriving at Ontario International Airport. One-way ticket prices start from ₹ 1,203 including taxes and charges.

      • LAS13:00
        3h 5m
        Nonstop
        ONT14:00
        Thu, Dec 19|Las Vegas - Ontario|Frontier Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Find the best time to fly from Las Vegas to Ontario

These price trend charts carefully monitor and predict how flight prices from Las Vegas to Ontario will change. Keep a close eye on them to understand when the best time to buy your tickets is.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Airlines Flying from Las Vegas to Ontario

We have a range of prices from different airlines providing flights from Las Vegas to Ontario. Check below for the journey which best suits your travel needs.

Frontier Airlines
From ₹ 724
Southwest Airlines
From ₹ 6,671
American Airlines
From ₹ 10,165
Alaska Airlines
From ₹ 11,964
United Airlines
From ₹ 12,069
Delta Air Lines
From ₹ 25,762
Hawaiian Airlines
From ₹ 42,622

Find more flights and airlines

Alternative Routes from Las Vegas to Ontario

Searching for potential routes that might be cheaper and faster? There are a few alternative ways to get to Ontario from Las Vegas which could help you save money and time.

  • Cheapest
    Frontier Airlines
    LAS
    11:20
    1h 9m
    Nonstop
    ONT
    12:29
    Harry Reid International Airport - Ontario International Airport
    Thu, Dec 19Frontier Airlines
    ₹ 724
  • Frontier Airlines
    LAS
    11:20
    1h 9m
    Nonstop
    ONT
    12:29
    Harry Reid International Airport - Ontario International Airport
    Thu, Dec 19Frontier Airlines
    ₹ 724
    Find More Flights

FAQ

  • When are flight tickets from Las Vegas (LAS) to Ontario (ONT) the cheapest?

    Airlines adjust prices for flights from Las Vegas to Ontario based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Las Vegas (LAS) to Ontario (ONT) cost?

    According to Trip.com's data, the lowest price is around ₹ 12,314.

How to find a cheap flight from Las Vegas to Ontario

If you don’t know some of the key things to look out for when buying flight tickets, prices can often end up sky high or, worse, sold out! We’ve carefully compiled our six most important steps to help ensure you’re getting the best deals when planning your next journey.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Information from Las Vegas to Ontario

Cheapest nonstop flight price₹ 724
Cheapest round-trip ticket price₹ 2,815
Off-season for travelFebruary
Peak season for travelMarch
Flight distance12,242.65 km
Popular airlineFrontier Airlines

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