Cheap Flights from Ontario International Airport to Las Vegas (LAS) Find and Compare the Best Airline Deals | Skyticket

Departure Date

2025/9
Sun	Mon	Tue	Wed	Thu	Fri	Sat
	1Search	2362	3361	4Search	5Search	6331
7Search	8Search	9381	10Search	11Search	12423	13Search
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21Search	22Search	23Search	24Search	25Search	26475	27399
28Search	29Search	30Search

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2025/9
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Total Fares（Round-Trip/Economy）: USD /Per Person

* Displayed fare(s) may differ from the actual search result

Ontario－Harry Reid Airport
September Lowest Airfares
USD331

The airfare displayed above is for Alaska Airlines

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Ontario－Harry Reid Airport
October Lowest Airfares
USD313

The airfare displayed above is for Alaska Airlines

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Ontario－Harry Reid Airport
November Lowest Airfares
USD431

The airfare displayed above is for United Airlines

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Ontario－Harry Reid Airport
December Lowest Airfares
USD510

The airfare displayed above is for Delta Air Lines

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Ontario－Harry Reid Airport
January Lowest Airfares
USD438

The airfare displayed above is for Alaska Airlines

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Ontario－Las Vegas
Estimated Flight Time
4 Hours 14 Minutes
Ontario－Las Vegas
Number of Operating Airlines
7

Operating Airlines for Ontario－Harry Reid Airport Route
Non-StopEra Aviation

Non-StopLinear Air

American Airlines

Alaska Airlines

Delta Air Lines

Hawaiian Airlines

United Airlines

Other Destinations from:Ontario

Ontario－Orlando(MCO)
USD206〜
Ontario－Seattle(-Tacoma)
USD156〜
Ontario－Boston(Logan)
USD260〜
Ontario－Washington D.C(Ronald Reagan Washington National)
USD211〜
Ontario－Washington D.C(Baltimore-Washington)
USD214〜
Ontario－Washington D.C(Washington Dulles)
USD272〜
Ontario－Chicago(Midway)
USD204〜
Ontario－Chicago(O'Hare)
USD244〜
* Fares vary in accordance to seat availability
Other Departures to: Las Vegas

Philadelphia Airport－Las Vegas(Harry Reid)
USD161〜
General Wayne A. Downing Peoria Airport－Las Vegas(Harry Reid)
USD429〜
Pensacola Airport－Las Vegas(Harry Reid)
USD293〜
Tri-Cities Airport－Las Vegas(Harry Reid)
USD288〜
Palm Springs Airport－Las Vegas(Harry Reid)
USD316〜
* Fares vary in accordance to seat availability