Flights from Las Vegas to Ontario

Flights tailored to your budget

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Cheap Las Vegas - Ontario flight offers

Find cheap flight tickets and last-minute flight deals from Las Vegas to Ontario

Frontier Airlines
Thu, 10/15 (LAS) Las Vegas -> (ONT) Ontario
Direct
Frontier Airlines
Sun, 10/18 (ONT) Ontario -> (LAS) Las Vegas
Direct
Price found 7 days ago
from $55
Frontier Airlines
Thu, 10/29 (LAS) Las Vegas -> (ONT) Ontario
Direct
Frontier Airlines
Sun, 11/01 (ONT) Ontario -> (LAS) Las Vegas
Direct
Price found 15 days ago
from $91
Southwest Airlines
Tue, 01/26 (LAS) Las Vegas -> (ONT) Ontario
Direct
Southwest Airlines
Sun, 01/31 (ONT) Ontario -> (LAS) Las Vegas
Direct
Price found 14 days ago
from $243
Frontier Airlines
Fri, 10/23 (LAS) Las Vegas -> (ONT) Ontario
Direct
Price found 7 days ago
from $45
Southwest Airlines
Thu, 09/17 (LAS) Las Vegas -> (ONT) Ontario
Direct
Price found 2 days ago
from $54
Frontier Airlines
Sun, 10/18 (LAS) Las Vegas -> (ONT) Ontario
Direct
Price found 2 days ago
from $80
Frontier Airlines
Thu, 10/15 (LAS) Las Vegas -> (ONT) Ontario
Direct
Frontier Airlines
Sun, 10/18 (ONT) Ontario -> (LAS) Las Vegas
Direct
Price found 7 days ago
from $55
Frontier Airlines
Thu, 10/29 (LAS) Las Vegas -> (ONT) Ontario
Direct
Frontier Airlines
Sun, 11/01 (ONT) Ontario -> (LAS) Las Vegas
Direct
Price found 15 days ago
from $91
Southwest Airlines
Tue, 01/26 (LAS) Las Vegas -> (ONT) Ontario
Direct
Southwest Airlines
Sun, 01/31 (ONT) Ontario -> (LAS) Las Vegas
Direct
Price found 14 days ago
from $243

Info about flights from Las Vegas to Ontario

Some useful info about flights from Las Vegas to Ontario to help you plan your next trip

Best price last 15 days $21
Average flight duration 1h 1m
Cheapest month May
Average number of flights per week 9
First flight time 01:20
Last flight time 23:59
How do we get the info you see here? Please note that we offer an online comparison service and that all information and prices regarding services and/or products available on our website are provided by our third-party partners. We do our best to show you up-to-date information, but please note that we are not responsible for the completeness or accuracy of the information published, so please check all conditions carefully on the website of the partner before making a booking. Please check our Terms and Conditions for more details. Read more

Top airlines on the route Las Vegas - Ontario

Airlines providing flights to Ontario from Las Vegas

Frontier Airlines
Frontier Airlines
United
United

Looking for the price of a flight from Las Vegas to Ontario?

There’s no fixed price — fares between Las Vegas and Ontario can vary a lot by day or time.

$21 is the best price recorded in the last 15 days.

It’s often useful to check whether nearby airports offer better fares. Flying during less crowded periods also increases your chances of finding good deals.

Which departure and arrival airports are available?

Between Las Vegas and Ontario, flight options may depend on the combination of airports available.

  • Airports in Las Vegas: Only Las Vegas - McCarran is currently in operation.
  • Airports in Ontario: Ontario is the only active airport in the area.

Sometimes flying into a nearby city can be more cost-effective. When a city has multiple airports, it’s worth comparing different flight combinations.

Adjust your flight filters for Las Vegas – Ontario

Jetcost gives you tools to search smarter. Pick your ideal price range, airline, departure time, and flight type — then compare offers from agencies like Expedia, eDreams, and more.

Other popular destinations

Planning a trip to United States? These cities are popular too: Atlanta, Los Angeles, Miami, New York City, Orlando.

Sorting options let you see the most affordable flights first. Some results may include extra fees shown only at checkout — always read carefully to see what’s included.
Frequently Asked Questions

Frequently asked questions about flights from Las Vegas to Ontario.

How much does an airline ticket from Las Vegas to Ontario cost?

The lowest price recorded in the last 15 days for a flight from Las Vegas to Ontario is $21.

How far is Las Vegas from Ontario?

Las Vegas is about 197 mi from Ontario.

What are the airports in Ontario?

Ontario has one airport: Ontario.

What are the airports in Las Vegas?

Las Vegas has one airport: Las Vegas - McCarran.

What are the most popular cities in United States?

The most popular cities in United States according to our users' searches are: Atlanta, Los Angeles, Miami, New York City, Orlando.

When should I book a flight from Las Vegas to Ontario?

The best time to book a flight from Las Vegas to Ontario is 1 month in advance, while the worst time is 21 weeks in advance.

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

The cheapest month to fly from Las Vegas to Ontario is May.

What is the most expensive month to fly from Las Vegas to Ontario?

The most expensive month to fly from Las Vegas to Ontario is January.

What is the best day of the week to fly from Las Vegas to Ontario?

For flights from Las Vegas to Ontario Friday is on average the cheapest day to fly, while Thursday is the most expensive day to fly.