Cheap flights from Ontario to Las Vegas
Cheapflights Tip: The best prices from Ontario to Las Vegas Harry Reid Intl are usually found in April or October, booked 89 days in advance, depart on a Monday or Wednesday and return on a Monday
Cheap flight deals from Ontario to Las Vegas
Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Las Vegas (LAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 26 March 2025.
Popular in | March |
|---|---|
Cheapest in | April |
Average price | £80 |
Best time to book a flight from Ontario to Las Vegas
Have a flexible travel schedule? Discover the best time to fly to Las Vegas from Ontario with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Ontario to Las Vegas
How far ahead should I book a flight from Ontario to Las Vegas?
Use this chart to determine the optimal time to book a return flight from Ontario to Las Vegas. Price data was last updated on 21 March 2025.
To ensure you get the cheapest price possible for a flight from Ontario to Las Vegas, you should look to book at least 89 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Ontario to Las Vegas?
Currently, January is the cheapest month in which you can book a flight from Ontario to Las Vegas (average of £689). Flying from Ontario to Las Vegas in July is currently the most expensive (average of £1,020). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from ONT to LAS?
Find hourly flight availability from Ontario to Las Vegas. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 26 March 2025.
It’s optimal to fly from Ontario to Las Vegas in the afternoon. By choosing this option you can save up to 52% on the cost of your flight, compared to a flight in the morning.
Rainfall in Las Vegas by month
Plan your trip to Las Vegas by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Las Vegas ranges from 3.0 - 20.0 inches per month. February is typically the wettest month, when rainfall can reach 20.0 mm. May is typically the driest time to visit Las Vegas when rainfall is around 3.0 mm.
Temperature in Las Vegas by month
Plan your trip to Las Vegas by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Las Vegas, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 34.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 9.0 C).
Related info for your journey
Find useful and relevant information for your journey from Ontario to Las Vegas. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Ontario to Las Vegas
See prices for flight routes from nearby airports that may be better suited for you.
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How does Cheapflights help users find flights from Ontario to Las Vegas?
Deals for Ontario to Las Vegas flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
Why should you use Cheapflights to find cheap flight tickets from Ontario to Las Vegas?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Ontario to Las Vegas for you. Better yet — we are completely free to use.
Can Cheapflights find flights from Ontario to Las Vegas with no change fees?
Certainly. Search results for flights to Las Vegas from Ontario shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.
Can Cheapflights notify me if prices for flights from Ontario to Las Vegas become cheaper?
Of course! You can now track prices for flights from Ontario to Las Vegas and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.