Direct flights from Ontario to Las Vegas ONT → LAS
Frontier Airlines and Southwest Airlines operate nonstop flights from Ontario (ONT) to Las Vegas (LAS). The nonstop flight takes around ~0h 24m, covering 197 miles (317 km). Updated 28 June 2026.
ONT
→
LAS
Round trip
1 adult
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Frontier Airlines
F9
Southwest Airlines
WN
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Frequently asked questions
Is there a direct flight from Ontario to Las Vegas?
Yes, Frontier Airlines and Southwest Airlines operate nonstop flights from Ontario (ONT) to Las Vegas (LAS).
Which airlines fly direct from Ontario to Las Vegas?
Frontier Airlines, Southwest Airlines operate nonstop flights from Ontario to Las Vegas.
How long is the flight from Ontario to Las Vegas?
The nonstop flight from Ontario to Las Vegas takes ~0h 24m (approximately 317 km).