Direct (non-stop) flights from Ontario (ONT) to Las Vegas (LAS)
Find comprehensive flight information, schedules, and booking details for direct flights from Ontario (ONT) to Las Vegas (LAS). This popular route is operated by 2 airlines, offering multiple daily departures.• Flight Duration: 1h 00m - 1h 18m (average flight time)• Distance: 198 miles (319 km) (air miles between airports)• Daily Flights: 5-12 flights (scheduled departures per day)
Ontario (ONT)
Las Vegas (LAS)
FLIGHT TIME
1h 00m - 1h 18m
FLIGHT DISTANCE
198 miles (319 km)
1h 0m - 1h 10m
05:30
21:20
198 miles (319 km)
March
2 (Show)
60
Flight Schedule
December 2025
Airlines with direct flights from Ontario (ONT) to Las Vegas (LAS)
Route Insights
Duration variability: Flight duration on this route can vary based on aircraft type, wind conditions, and airline scheduling. Average duration is 1h 00m - 1h 18m.
Pricing patterns: March typically offers lower prices due to reduced demand outside peak travel seasons.
Airline service: This route is primarily served by Southwest Airlines and Frontier Airlines, reflecting hub connections and route network strategies.
Best departure times: Peak departure times are 5:00, 6:00, 10:00, offering more flight options and potentially better connections.
Ontario (ONT) - Las Vegas (LAS) flight price statistics
$65
ApproximateThe numbers are average prices found based on user searches for direct flights between the airports. It's calculated from the cheapest prices found per month for a round-trip with 1 adult and can vary depending on the amount of data we have for this particular route.
$48
Jan$40
Feb$35
Mar$36
Apr$55
May$40
Jun$40
Jul$45
Aug$88
Sep$146
Oct$108
Nov$100
DecRelated Information
Airports: ONT • LAS Airport
Airlines operating this route: Southwest Airlines (WN), Frontier Airlines
Frequently Asked Questions
How many flights operate from ONT to LAS?
There are 7 direct flights operating from ONT to LAS. Approximately 5-12 flights daily.
Which airlines operate flights from ONT to LAS?
2 airlines operate on this route: Southwest Airlines, Frontier Airlines.
How long is the flight from ONT to LAS?
The flight duration from ONT to LAS is approximately 1h 00m - 1h 18m.
What is the distance from ONT to LAS?
The distance from ONT to LAS is 198 miles (319 km).
What is the flight time range for this route?
Flight times on this route range from 1h 0m - 1h 10m.
What are the earliest and latest flight departure times?
The earliest flight departs at 05:30 and the latest flight departs at 21:20.
What is the cheapest month to fly from ONT to LAS?
March is typically the cheapest month to fly on this route.
How many flights operate per week on this route?
Approximately 60 flights operate per week from ONT to LAS.
What types of aircraft operate on this route?
This route is served by Boeing 737-700 (winglets) Passenger/BBJ1, Airbus A320neo, Boeing 737MAX 8 Passenger, Boeing 737-800 (winglets) Passenger/BBJ2.
What is the average flight price from ONT to LAS?
The average flight price for a round-trip ticket from ONT to LAS is approximately $65 USD. Prices can vary based on booking time, season, and airline.
When is the best time to book flights from ONT to LAS for the lowest prices?
March is typically the cheapest month to fly from ONT to LAS. Booking in advance and avoiding peak travel seasons can help you find better deals.
How many airlines offer flights from ONT to LAS?
2 airlines offer direct flights from ONT to LAS, providing travelers with multiple options for scheduling and pricing.
How far is LAS from ONT?
The distance from ONT to LAS is 198 miles (319 km). This is a long-haul flight route.
How long does it take to fly from ONT to LAS?
The flight time from ONT to LAS is approximately 1h 00m - 1h 18m. Actual flight duration may vary based on weather conditions, aircraft type, and routing.