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Cheap Flights from Las Vegas to Ontario, CA, United States - LAS to ONT

When Can I Buy the Cheapest Flight from Las Vegas to Ontario (LAS to ONT)?

Airlines can adjust prices for plane tickets from Las Vegas to Ontario based on the day and time that you decide to book your flight. We have collected data from all airlines, and have discovered that the best days to book flights are Tuesdays, Wednesdays, and Saturdays. Read our article to find more information about the best time to buy airline tickets.

Las Vegas to Ontario Flight Questions

Below are some common questions that asked about this flight route:

Question: What are the most popular connecting cities when flying from Las Vegas to Ontario?
Answer: Phoenix, AZ

Airlines Flying from Las Vegas to Ontario (LAS to ONT)

Below are the different airlines that fly from Las Vegas to Ontario with the average price of their plane tickets. Just remember that different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary of the next 30 days for flights from Las Vegas to Ontario.

Las Vegas to Ontario
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American PHX X X X X X X X
Alaska SEA X X X X X X X
Southwest - X X X X X X X
Southwest SMF X X X X X X X

Airports for Your Route

These pages contain information about the major airports in Las Vegas and Ontario, so you can feel comfortable knowing how to get around whether you are about to take off or you just landed.

Cheap Domestic Flights from Las Vegas - LAS

FlightsAirlineLowest Price
Las Vegas to Los Angeles American, Alaska, Spirit, United, Virgin America $71
Las Vegas to Long Beach American, Alaska, JetBlue $75
Las Vegas to Santa Ana Alaska, United $235
Las Vegas to San Diego American, Alaska, Spirit, United $81
Las Vegas to BurbankCheck Dates
Las Vegas to San Francisco American, Alaska, JetBlue, Frontier, United, Virgin America $76
Las Vegas to Palm SpringsCheck Dates
Las Vegas to Phoenix American $190
Las Vegas to Denver American, Alaska, Frontier, Spirit, United $91
Las Vegas to Dallas - Ft Worth American, Alaska, Frontier, Spirit, United, Virgin America $81
Las Vegas to New York American, Alaska, JetBlue, Spirit, Sun Country, United, Virgin America $238
Las Vegas to PalomarCheck Dates
Las Vegas to Chicago American, Alaska, Frontier, Spirit, United, Virgin America $97
Las Vegas to Seattle American, Alaska, JetBlue, Frontier, Spirit, United, Virgin America $81
Las Vegas to Santa Barbara American, Alaska, United $302
Las Vegas to Oakland American, JetBlue, Spirit, United $79
Las Vegas to Reno American, Alaska, JetBlue, United $181
Las Vegas to Fresno United $360
Las Vegas to San Jose American, Alaska, United $86
Las Vegas to Salt Lake City American, Alaska, JetBlue, Frontier, United $68
Las Vegas to Sacramento American, Alaska, JetBlue, United $182

Cheap Domestic Flights to Ontario - ONT

FlightsAirlineLowest Price
St George to Los Angeles United Check Dates
Palm Springs to Los Angeles American, Alaska, United $365
Ontario to Los Angeles American, United $391
Prescott to Los Angeles United, Great Lakes Check Dates
Ontario to Las VegasCheck Dates
Palm Springs to Las Vegas American, United $235
Ontario to Phoenix American, United $196
Ontario to San Diego American, Alaska, United $471
Ontario to Palm Springs American, Alaska, United Check Dates
Cheap Flights from Las Vegas to Ontario, CA, Airfare Search for LAS to ONT, Airline One-Way and Roundtrip Schedules