Cheap flights from Ontario to Las Vegas (ONT - LAS)

ONT — LAS
Feb 12 — Feb 191

The best prices from Ontario to Las Vegas Harry Reid Intl are usually found in May or February, booked 17 days in advance, depart on a Tuesday or Monday and return on a Saturday

How to find the cheapest flight from Ontario (ONT) to Las Vegas (LAS)

All the information you need to plan the best ONT to LAS flight in 2023: compare Ontario to Las Vegas flight prices with the expected peak season, weather and rainfall in Las Vegas.

ONT - LAS

Price

$56 - $99

LAS

Temperature

48.2 - 93.2 °F

LAS

Rainfall

0.1 - 0.8 inches

Popular inMarchHigh demand for flights, 20% potential price rise
Cheapest inMayBest time to find cheap flights, 30% potential price drop
Round-trip from$56From Ontario to Las Vegas Harry Reid Intl
One-way from$19One-way flight from Ontario to Las Vegas Harry Reid Intl

What is the cheapest day to fly round-trip from Ontario to Las Vegas?

It’s generally more expensive to depart on a Monday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

How far in advance should I book a flight from Ontario to Las Vegas?

Users have found that booking a flight from Ontario to Las Vegas at least 16 days early can save you up to 22% on average compared to booking a flight this week. If booking 16 days before your flight isn’t an option for you, users have found flights from Ontario to Las Vegas for as little as $112 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $150 for flights departing within the next 3 days.

What is the cheapest month to fly from Ontario to Las Vegas?

Our data shows that January tends to be the cheapest month to fly to Las Vegas from Ontario. Users have commonly found prices around $128 for the month, but tickets can be as low as $59. Due to multiple factors, prepare for potentially higher prices in May.

When is the cheapest time to fly from Ontario to Las Vegas (ONT - LAS)?

A simple way to save on the total cost of your ticket is to fly from Ontario to Las Vegas at noon. If you’re flexible enough to do this you can expect to save up to 15% on your trip compared to booking a flight in the afternoon.

Cheap flights from Ontario to Las Vegas in February, March 2023

The best prices found for ONT to LAS flights for February, March

Ontario to Las Vegas 2023 flight deals

Cheap flights to Las Vegas from Ontario found for this year

Cheap Frontier flights from Ontario to Las Vegas

Non-stop flights to Las Vegas from Ontario

Save time with Ontario to Las Vegas direct flight deals

Last minute flights from Ontario to Las Vegas

Late deals on return flights to Las Vegas from Ontario, departing today and this week

One-way flights to Las Vegas from Ontario

The cheapest one-way flights from Ontario to Las Vegas

Reviews of Airlines Servicing Las Vegas

American Airlines
7.4
Good
1,670 reviews

Comfort

7.4

Crew

8.0

Boarding

7.7

Food

6.6

Overall

7.4

Entertainment

7.1

Reviews

1 / 10

Even though I had to shorten my trip, the process of rescheduling our flight back home was easy.The flight was on time and it was one of the most nicest and smoothest ever!!!! I love British.

American Airlines
7.4
Good
1,670 reviews
American Airlines
7.4
Good
1,670 reviews

Comfort

7.4

Crew

8.0

Boarding

7.7

Food

6.6

Overall

7.4

Entertainment

7.1

Reviews

1 / 10

Even though I had to shorten my trip, the process of rescheduling our flight back home was easy.The flight was on time and it was one of the most nicest and smoothest ever!!!! I love British.

Frontier
6.1
Okay
538 reviews
American Airlines
7.4
Good
1,670 reviews

Comfort

7.4

Crew

8.0

Boarding

7.7

Food

6.6

Overall

7.4

Entertainment

7.1

Reviews

1 / 10

Even though I had to shorten my trip, the process of rescheduling our flight back home was easy.The flight was on time and it was one of the most nicest and smoothest ever!!!! I love British.

Related info for your journey

Useful info, stats and facts about Ontario to Las Vegas flights.

What airports do I use to fly from Ontario to Las Vegas?

Las Vegas Harry Reid Intl is the airport most travelers will use when flying to Las Vegas from Ontario. Booking flights from Ontario (ONT) to Harry Reid Intl (LAS) should be relatively easy as there are 6 daily flights to Las Vegas from 13 different airlines. 1h 06m is how long a flight from Ontario to Las Vegas Harry Reid Intl will take if you book a nonstop flight.

Which airlines flying from Ontario to Las Vegas Harry Reid Intl have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like Frontier, Juneyao Airlines, and Spirit Airlines flying from Ontario to Las Vegas Harry Reid Intl have implemented new flexible cancellation policies.

Can I find flights from Ontario to Las Vegas for under $100 on Cheapflights?

Yes, there are multiple flights from Ontario to Las Vegas for under $100. The cheapest flight booked recently is on Frontier for just $40, but on average you can expect to pay $60.

Are there nonstop flights from Ontario to Las Vegas for under $100 on Cheapflights?

Cheapflights has at least 20 direct flights from Ontario to Las Vegas under $100. A good price for a nonstop flight from Ontario to Las Vegas is less than $60.

Are there last-minute flights available from Ontario to Las Vegas for under $100?

There are currently 20+ open flights from Ontario to Las Vegas within the next 7 days for less than $100.

What days are nonstop flights available from Ontario to Las Vegas?

Nonstop flights are available for this route on the following days: Sunday, Thursday, Friday.

How popular is this Ontario to Las Vegas flight route?

The Ontario to Las Vegas Harry Reid Intl flight path was viewed by 444 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

How many flights depart from Ontario to Las Vegas on average per day?

2 flight departures from Ontario to Las Vegas per day on average.
Morning (6am - Noon) - 100% of flight departures

How long is the flight from Ontario to Las Vegas?

Frontier can get you from Ontario to Las Vegas in just under 1h 15m. Your travel time will be generally consistent. Ontario and Las Vegas are separated by a distance of 198 mi. All flights are typically nonstop.

What is the cheapest airline to fly from Ontario to Las Vegas round-trip?

Currently priced at $40, Frontier will fly you from Ontario to Las Vegas and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Users have found that Frontier is 49% cheaper than the other options available to this destination.

What are the most popular airlines that fly from Ontario to Las Vegas?

Consider American Airlines, Alaska Airlines or JetBlue when booking your flight. These represent the most popular airlines when flying from Ontario to Las Vegas.

What are the cheapest flights from Ontario to Las Vegas?

Looking for the cheapest flight from Ontario to Las Vegas? While on average our users pay $489, our data indicates the cheapest price to be $19. The most popular route (Ontario - Las Vegas Harry Reid Intl), is priced around $48.

Alternative routes for Ontario to Las Vegas

See prices for flight routes from nearby airports that may be better suited for you.

Top 9 airlines flying from Ontario to Las Vegas

The chart below displays the airlines Cheapflights users traveling from Ontario to Las Vegas choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
Juneyao AirlinesCheapest$12Average$21FlexibilityNo cancel feeOn-time66%COVID-19 safety
Search Juneyao Airlines flights
FrontierCheapest$38Average$86FlexibilityNo cancel feeOn-time62%COVID-19 safety
Search Frontier flights
Spirit AirlinesCheapest$38Average$96FlexibilityNo cancel feeOn-time65%COVID-19 safety
Search Spirit Airlines flights
Breeze AirwaysCheapest$47Average$71FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Breeze Airways flights
Allegiant AirCheapest$51Average$127FlexibilityNo cancel feeOn-time88%COVID-19 safety
Search Allegiant Air flights
JetBlueCheapest$51Average$97FlexibilityNo cancel feeOn-time62%COVID-19 safety
Search JetBlue flights
DeltaCheapest$59Average$133FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Delta flights
United AirlinesCheapest$88Average$451FlexibilityNo cancel feeOn-time69%COVID-19 safety
Search United Airlines flights
American AirlinesCheapest$138Average$369FlexibilityNo cancel feeOn-time71%COVID-19 safety
Search American Airlines flights

Hourly flight availability from Ontario to Las Vegas

See what time of day planes typically take off from Ontario to Las Vegas
15%of flight departuresEarly morningMidnight to 6 am
32%of flight departuresMorning6 am to noon
25%of flight departuresAfternoonNoon to 6 pm
28%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from Ontario to Las Vegas

See how many times per day planes take to the skies headed from Ontario to Las Vegas
Sunday6daily flights
Monday8daily flights
Tuesday8daily flights
Wednesday8daily flights
Thursday7daily flights
Friday7daily flights
Saturday0daily flights
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