A highway interchange with multiple overpasses, a parking garage, and a large building with a distinctive roof.

Flights from Ontario Intl. Airport (ONT) to Harry Reid Intl. Airport (LAS)
Flights to Las Vegas
Nevada
United States of America
Flights
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Popular airlines from Ontario Intl. Airport (ONT) to Harry Reid Intl. Airport (LAS)

Frontier Airlines
United
Southwest Airlines
American Airlines
Alaska Airlines
Delta
JetBlue Airways

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Cheap Flights from Ontario to Las Vegas (ONT-LAS)

Prices were available within the past 7 days and start at NT$4,365 for one-way flights and NT$10,128 for roundtrip, for the period specified. Prices and availability are subject to change.

All deals

One way

Roundtrip

Tue, Nov 17 - Wed, Nov 18

ONT

Ontario

LAS

Las Vegas

NT$10,128

Roundtrip

Found 1 day ago

Select Southwest Airlines flight, departing Tue, Nov 17 from Ontario to Las Vegas, returning Wed, Nov 18, priced at NT$10,128 Found 1 day ago

Tue, Nov 17 - Wed, Nov 18

ONT

Ontario

LAS

Las Vegas

NT$10,432

Roundtrip

Found 1 day ago

Select Southwest Airlines flight, departing Tue, Nov 17 from Ontario to Las Vegas, returning Wed, Nov 18, priced at NT$10,432 Found 1 day ago

Tue, Nov 17 - Wed, Nov 18

ONT

Ontario

LAS

Las Vegas

NT$11,188

Roundtrip

Found 1 day ago

Select Southwest Airlines flight, departing Tue, Nov 17 from Ontario to Las Vegas, returning Wed, Nov 18, priced at NT$11,188 Found 1 day ago

Tue, Nov 17 - Wed, Nov 18

ONT

Ontario

LAS

Las Vegas

NT$11,491

Roundtrip

Found 1 day ago

Select Southwest Airlines flight, departing Tue, Nov 17 from Ontario to Las Vegas, returning Wed, Nov 18, priced at NT$11,491 Found 1 day ago

Tue, Nov 17 - Wed, Nov 18

ONT

Ontario

LAS

Las Vegas

NT$11,796

Roundtrip

Found 1 day ago

Select Southwest Airlines flight, departing Tue, Nov 17 from Ontario to Las Vegas, returning Wed, Nov 18, priced at NT$11,796 Found 1 day ago

Wed, Nov 4 - Sat, Nov 7

ONT

Ontario

LAS

Las Vegas

NT$12,365

Roundtrip

Found 15 hours ago

Select Southwest Airlines flight, departing Wed, Nov 4 from Ontario to Las Vegas, returning Sat, Nov 7, priced at NT$12,365 Found 15 hours ago

Wed, Nov 4 - Sat, Nov 7

ONT

Ontario

LAS

Las Vegas

NT$12,668

Roundtrip

Found 15 hours ago

Select Southwest Airlines flight, departing Wed, Nov 4 from Ontario to Las Vegas, returning Sat, Nov 7, priced at NT$12,668 Found 15 hours ago

Wed, Nov 4 - Sat, Nov 7

ONT

Ontario

LAS

Las Vegas

NT$13,521

Roundtrip

Found 15 hours ago

Select American Airlines flight, departing Wed, Nov 4 from Ontario to Las Vegas, returning Sat, Nov 7, priced at NT$13,521 Found 15 hours ago

Wed, Nov 4 - Sat, Nov 7

ONT

Ontario

LAS

Las Vegas

NT$14,253

Roundtrip

Found 15 hours ago

Select Delta flight, departing Wed, Nov 4 from Ontario to Las Vegas, returning Sat, Nov 7, priced at NT$14,253 Found 15 hours ago

Wed, Nov 4 - Sat, Nov 7

ONT

Ontario

LAS

Las Vegas

NT$14,381

Roundtrip

Found 15 hours ago

Select United flight, departing Wed, Nov 4 from Ontario to Las Vegas, returning Sat, Nov 7, priced at NT$14,381 Found 15 hours ago

Travel information

Origin airport	Ontario Intl. Airport
Destination airport	Harry Reid Intl. Airport
Distance	316 km away
Airlines serving	Frontier Airlines, United, Southwest Airlines, American Airlines, Alaska Airlines, Delta, JetBlue Airways
Popular airline	Frontier Airlines
Roundtrip price	NT$10,128
Average flight time	1 hour 5 mins

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Car rentals near Marjorie Barrick Museum
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NT$4,365 Cheap Flights from Ontario Intl. Airport (ONT) to Las Vegas (LAS)

Popular airlines from Ontario Intl. Airport (ONT) to Harry Reid Intl. Airport (LAS)

Be in the know

Book smarter

Earn twice

Cheap Flights from Ontario to Las Vegas (ONT-LAS)

Travel information

Explore a world of travel with Expedia