$99 Cheap American Airlines flights Ontario (ONT) to Las Vegas (LAS)

View $99 flight on Sun, Feb 15, 2026Opens in a new window

$99 Cheap American Airlines flights Ontario (ONT) to Las Vegas (LAS)

Prices were available within the past 7 days and start at $99 for one-way flights and $496 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, Jan 15 - Sat, Jan 17
ONT
Ontario
LAS
Las Vegas
$496 Roundtrip, found 1 day ago
$496
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Jan 15 from Ontario to Las Vegas, returning Sat, Jan 17, priced at $496 found 1 day ago

Find the cheapest month to fly from Ontario (ONT) to Las Vegas (LAS)

October is typically the cheapest month to fly

From $48 - $88 per traveler.

Alternative airports near Las Vegas

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to McCarran Intl. LAS. Cheapest and Closest option available. Average driving time to city center is 6 minutes. Flights from $79
LAS
McCarran Intl.
CheapestClosest
Average driving time to city center6 min
Flights from $79

Travel information

Origin airport
Los Angeles - Ontario Intl.
Destination airport
Harry Reid Intl.
Airlines serving
Frontier Airlines, Southwest Airlines
Popular airline
Frontier Airlines
Distance
314 km
Average flight time
1 hour 5 mins

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