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Ontario To Las Vegas Flights

  • One-Way
  • Round-Trip
  • Multi-City

From

Indira Gandhi International Airport

To

Chhatrapati Shivaji International Airport

DEPARTURE DATE

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Friday

Return Date

Book a round trip
to save more

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TRAVELLER & CLASS

1 Traveller

Economy

January
February
March
April
August
September
October
November
December

January is by far the best month, wherein you can get cheapest flights for Ontario to Las Vegas. Meanwhile, January is perceived as the expensive month due to the varying factors. That’s why it’s highly advised to make advanced online flight booking to save huge amounts of money.

Things to know
arrow One Way Fare
January

January- During this month the footfall is less so, the flight is gradually inexpensive.

round Round Trip Fare
January

January - is the cheapest month to book round trip flights.

Cheaper Fare
£ 80

Cheapest Fare- Currently, this is the fare price based on the current demand.

disclDisclaimer - All the above-mentioned fares were found within last 48 hrs. The displayed fares are based on historical data and are subject to change. The fares cannot be guaranteed at the time of booking.

Best Flight From Ontario To Las Vegas

Southwest
Southwest

Ontario

20:50

Ontario

Ontario International Airport

Fri , 06 Feb 2026

01h 05m
ellipse
Non Stop

Las Vegas

21:55

Las Vegas

McCarran International Airport

Fri, 06 Feb 2026

£59
Southwest
Southwest

Ontario

05:40

Ontario

Ontario International Airport

Fri , 06 Feb 2026

01h 05m
ellipse
Non Stop

Las Vegas

06:45

Las Vegas

McCarran International Airport

Fri, 06 Feb 2026

£176
American Airlines
American Airlines

Ontario

06:15

Ontario

Ontario International Airport

Sat , 14 Feb 2026

05h 23m
ellipse
1 Stop

Las Vegas

11:38

Las Vegas

McCarran International Airport

Sat, 14 Feb 2026

£231
Southwest
Southwest

Ontario

05:40

Ontario

Ontario International Airport

Sun , 01 Feb 2026

01h 05m
ellipse
Non Stop

Las Vegas

06:45

Las Vegas

McCarran International Airport

Sun, 01 Feb 2026

£262
Alaska Airlines
Alaska Airlines

Ontario

13:46

Ontario

Ontario International Airport

Sat , 07 Feb 2026

06h 11m
ellipse
1 Stop

Las Vegas

19:57

Las Vegas

McCarran International Airport

Sat, 07 Feb 2026

£354
American Airlines
American Airlines

Ontario

17:02

Ontario

Ontario International Airport

Fri , 20 Feb 2026

04h 48m
ellipse
1 Stop

Las Vegas

21:50

Las Vegas

McCarran International Airport

Fri, 20 Feb 2026

£368
Alaska Airlines
Alaska Airlines

Ontario

16:03

Ontario

Ontario International Airport

Fri , 30 Jan 2026

07h 09m
ellipse
1 Stop

Las Vegas

23:12

Las Vegas

McCarran International Airport

Fri, 30 Jan 2026

£485
Delta Airlines
Delta Airlines

Ontario

06:00

Ontario

Ontario International Airport

Sat , 07 Feb 2026

11h 11m
ellipse
1 Stop

Las Vegas

17:11

Las Vegas

McCarran International Airport

Sat, 07 Feb 2026

£552
Alaska Airlines
Alaska Airlines

Ontario

07:00

Ontario

Ontario International Airport

Sat , 07 Feb 2026

05h 49m
ellipse
1 Stop

Las Vegas

12:49

Las Vegas

McCarran International Airport

Sat, 07 Feb 2026

£554
Delta Airlines
Delta Airlines

Ontario

06:00

Ontario

Ontario International Airport

Sat , 07 Feb 2026

06h 05m
ellipse
1 Stop

Las Vegas

12:05

Las Vegas

McCarran International Airport

Sat, 07 Feb 2026

£589
Delta Airlines
Delta Airlines

Ontario

06:00

Ontario

Ontario International Airport

Tue , 17 Feb 2026

06h 03m
ellipse
1 Stop

Las Vegas

12:03

Las Vegas

McCarran International Airport

Tue, 17 Feb 2026

£717
ellipse

Find the Lowest Airfare Ontario to Las Vegas

Cheapest Fares
Fare
Date
Airline
Departure
Lowest Airfare
£80
12 January 2026
Alaska Airlines
17:10 PM
Cheapest Airfare Within 30 Days
£80
12 January 2026
Alaska Airlines
17:10 PM
Cheapest Airfare Within 90 Days
£80
12 January 2026
Alaska Airlines
17:10 PM
ellipse

Early Morning Flight Ontario to Las Vegas

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Cheapest Flight
Found
£262
group
Average Flight
Time
01h 05m
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Date/Time
01 Feb 2026
05:40 AM
plane
Airlines
Southwest
Ellipse

Late Night Flight Ontario to Las Vegas

wallet
Cheapest Flight
Found
£59
group
Average Flight
Time
01h 05m
calendar
Date/Time
06 Feb 2026
20:50 PM
plane
Airlines
Southwest

Flights from Ontario to Las Vegas with Easemytrip

Flying from Ontario to Las Vegas has never been easier. Whether you’re planning a short business trip, a weekend getaway, or reconnecting with family and friends, Easemytrip brings you the best deals, seamless booking, and flexible options for this popular flight route. Our platform is built to help travellers like you compare flight prices, explore direct and connecting options, and find the perfect departure time — all within a few clicks.

The air route between Ontario to Las Vegas is one of the most frequently travelled, offering reliable services from top airlines and excellent connectivity between Ontario International Airport (ONT) and McCarran International Airport (LAS). You can expect a flight distance of approximately 316 km, and most direct services cover it in around 05:04.

Let’s take a closer look at everything you need to know before booking your flight from Ontario to Las Vegas.

Travel Overview: Ontario to Las Vegas

Flight Details Information
Route Distance 316 km
Average Flight Time 05:04 hrs
Departure Airport Ontario International Airport (ONT)
Arrival Airport McCarran International Airport (LAS)
Cabin Classes Available Economy Class, Premium Economy, Business Class, First Class
Direct Flights YES
Common Airlines Southwest, American Airlines, Alaska Airlines, Delta Airlines

The route is serviced regularly by both full-service and budget airlines, catering to all types of travellers — from those looking for no-frills budget options to those preferring business and first-class comfort. If you're flying for business, early morning weekday flights are a great choice, while leisure travellers often opt for weekend and evening departures.

Read more

FAQs about flights from Ontario to Las Vegas

Are there direct flights from Ontario to Las Vegas?

How early should I book?

Which airlines offer the most frequent service?

Is it cheaper to fly round-trip or one-way?

Can I mix airlines for departure and return?

Is it possible to change or cancel my booking after confirmation?

Can I book additional baggage or in-flight services in advance?