ONT to LAS

Ontario to Las Vegas flight ticket price

Compare fares, departure times, stops and baggage details for this route, then open the full search when you are ready to check current availability and complete booking.

ONT
Ontario (ONT), United StatesOntario International
LAS
Las Vegas (LAS), United StatesMc Carran Intl
Search

Live flights for Sat, 06 Jun 2026

Review fares, stops, timings and baggage. Use Search or View all flights for the complete search result.

Showing flight options for the selected travel date.
Currency: USD
Sat, 06 JunONT to LAS$377 Sun, 07 JunONT to LAS Mon, 08 JunONT to LAS Tue, 09 JunONT to LAS Wed, 10 JunONT to LAS Thu, 11 JunONT to LAS Fri, 12 JunONT to LAS
Sort By:DepartureDurationArrivalPrice
American Airlines
American Airlines
AA-2244
13:11
2026-06-06
Ontario (ONT)United StatesOntario International
6H :04 M
1 Stop
PHX · 3h 26mPhoenix (PHX), United States
19:15
2026-06-06
Las Vegas (LAS)United StatesMc Carran Intl
$377
total fare
Non Refundable 7 Seat Left Economy
Cabin: Included
United Airlines
United Airlines
UA-2446
05:00
2026-06-06
Ontario (ONT)United StatesOntario International
7H :24 M
1 Stop
DEN · 3h 02mDenver (DEN), United States
12:24
2026-06-06
Las Vegas (LAS)United StatesMc Carran Intl
$387
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
United Airlines
United Airlines
UA-2363
06:00
2026-06-06
Ontario (ONT)United StatesOntario International
4H :31 M
1 Stop
SFO · 1h 20mSan Francisco (SFO), United States
10:31
2026-06-06
Las Vegas (LAS)United StatesMc Carran Intl
$387
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
United Airlines
United Airlines
UA-2363
06:00
2026-06-06
Ontario (ONT)United StatesOntario International
6H :28 M
1 Stop
SFO · 3h 17mSan Francisco (SFO), United States
12:28
2026-06-06
Las Vegas (LAS)United StatesMc Carran Intl
$387
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
United Airlines
United Airlines
UA-1263
13:18
2026-06-06
Ontario (ONT)United StatesOntario International
6H :50 M
1 Stop
DEN · 2h 27mDenver (DEN), United States
20:08
2026-06-06
Las Vegas (LAS)United StatesMc Carran Intl
$387
total fare
Non Refundable 6 Seat Left Economy
Cabin: Included
United Airlines
United Airlines
UA-1375
13:40
2026-06-06
Ontario (ONT)United StatesOntario International
5H :55 M
1 Stop
SFO · 2h 40mSan Francisco (SFO), United States
19:35
2026-06-06
Las Vegas (LAS)United StatesMc Carran Intl
$387
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
United Airlines
United Airlines
UA-5624
18:39
2026-06-06
Ontario (ONT)United StatesOntario International
4H :31 M
1 Stop
SFO · 1h 06mSan Francisco (SFO), United States
23:10
2026-06-06
Las Vegas (LAS)United StatesMc Carran Intl
$387
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
United Airlines
United Airlines
UA-5624
18:39
2026-06-06
Ontario (ONT)United StatesOntario International
6H :03 M
1 Stop
SFO · 2h 46mSan Francisco (SFO), United States
00:42
2026-06-07
Las Vegas (LAS)United StatesMc Carran Intl
$387
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Alaska Airlines
Alaska Airlines
AS-2440
15:35
2026-06-06
Ontario (ONT)United StatesOntario International
22H :17 M
1 Stop
STS · 19h 01mSanta Rosa (STS), United States
13:52
2026-06-07
Las Vegas (LAS)United StatesMc Carran Intl
$454
total fare
Non Refundable 7 Seat Left Economy
Cabin: Included
American Airlines
American Airlines
AA-1194
06:10
2026-06-06
Ontario (ONT)United StatesOntario International
5H :29 M
1 Stop
PHX · 2h 45mPhoenix (PHX), United States
11:39
2026-06-06
Las Vegas (LAS)United StatesMc Carran Intl
$461
total fare
Non Refundable 7 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-4070
11:52
2026-06-06
Ontario (ONT)United StatesOntario International
22H :07 M
1 Stop
SEA · 16h 32mSeattle (SEA), United States
09:59
2026-06-07
Las Vegas (LAS)United StatesMc Carran Intl
$607
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-3840
13:35
2026-06-06
Ontario (ONT)United StatesOntario International
20H :24 M
1 Stop
SEA · 14h 52mSeattle (SEA), United States
09:59
2026-06-07
Las Vegas (LAS)United StatesMc Carran Intl
$607
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-4031
17:45
2026-06-06
Ontario (ONT)United StatesOntario International
16H :14 M
1 Stop
SEA · 10h 40mSeattle (SEA), United States
09:59
2026-06-07
Las Vegas (LAS)United StatesMc Carran Intl
$607
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-4031
17:45
2026-06-06
Ontario (ONT)United StatesOntario International
18H :43 M
1 Stop
SEA · 13h 10mSeattle (SEA), United States
12:28
2026-06-07
Las Vegas (LAS)United StatesMc Carran Intl
$607
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-4070
11:52
2026-06-06
Ontario (ONT)United StatesOntario International
8H :44 M
1 Stop
SEA · 3h 12mSeattle (SEA), United States
20:36
2026-06-06
Las Vegas (LAS)United StatesMc Carran Intl
$698
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-3840
13:35
2026-06-06
Ontario (ONT)United StatesOntario International
7H :01 M
1 Stop
SEA · 1h 32mSeattle (SEA), United States
20:36
2026-06-06
Las Vegas (LAS)United StatesMc Carran Intl
$698
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-3816
06:45
2026-06-06
Ontario (ONT)United StatesOntario International
10H :50 M
1 Stop
SEA · 5h 13mSeattle (SEA), United States
17:35
2026-06-06
Las Vegas (LAS)United StatesMc Carran Intl
$703
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-3816
06:45
2026-06-06
Ontario (ONT)United StatesOntario International
13H :51 M
1 Stop
SEA · 8h 18mSeattle (SEA), United States
20:36
2026-06-06
Las Vegas (LAS)United StatesMc Carran Intl
$703
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-4031
17:45
2026-06-06
Ontario (ONT)United StatesOntario International
19H :54 M
1 Stop
SEA · 14h 20mSeattle (SEA), United States
13:39
2026-06-07
Las Vegas (LAS)United StatesMc Carran Intl
$1,041
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included

Recommended hotels in Las Vegas

Stay options near the arrival city for the same travel date.

Search hotels
Luxor Hotel and Casino
4.0Very GoodLive availability

Luxor Hotel and Casino

- 3900 S. Las Vegas Blvd Las VegasNevada 89119 ,

Free WiFiACBreakfast
Room availability is checked live
$24per night+ taxes if applicable

1 Night • 4 Star

OYO Hotel and Casino Las Vegas
3.0Very GoodLive availability

OYO Hotel and Casino Las Vegas

- 115 East Tropicana Avenue ,

Free WiFiACBreakfast
Room availability is checked live
$30per night+ taxes if applicable

1 Night • 3 Star

Boulder Station Hotel and Casino
3.0Very GoodLive availability

Boulder Station Hotel and Casino

- 4111 Boulder Hwy ,

Free WiFiACBreakfast
Room availability is checked live
$31per night+ taxes if applicable

1 Night • 3 Star

Bposhtels Las Vegas
3.0Very GoodLive availability

Bposhtels Las Vegas

- 1215 S Las Vegas Blvd B, Las Vegas, NV 89104 ,

Free WiFiACBreakfast
Room availability is checked live
$32per night+ taxes if applicable

1 Night • 3 Star

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Fare highlights

Selected flight highlights for 06 Jun 2026.

Open full search
Lowest fare $377 American Airlines 13:11
Earliest departure $387 United Airlines 05:00
Shortest duration $387 United Airlines 06:00
Night 00:00-05:59 $387 United Airlines at 05:00
Morning 06:00-11:59 $387 United Airlines at 06:00
Afternoon 12:00-17:59 $377 American Airlines at 13:11
Evening 18:00-23:59 $387 United Airlines at 18:39

Ontario to Las Vegas route details

Ontario (ONT)

Ontario International

United States

GMT -8

Latitude: 34.055999755859375

Longitude: -117.60099792480469

Las Vegas (LAS)

Mc Carran Intl

United States

GMT -8

Latitude: 36.08010101

Longitude: -115.1520004

Distance: Ontario (ONT), United States to Las Vegas (LAS), United States - 316.73 km
Flights shown for 06 Jun 2026. View all flights opens the complete search result.

Ontario to Las Vegas - what to expect when booking

The ONT to LAS cards above show selected flight options. Airline prices and seat availability can move quickly, so the final fare is rechecked in the booking flow.

Approx route distance: 316.73 km.

Before you book

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More flights from Ontario (ONT)14 routes
Ontario → Chicago
ONT → MDW
Ontario → Denver
ONT → DEN
Ontario → Dallas
ONT → DFW
Ontario → Guadalajara
ONT → GDL
Ontario → Houston
ONT → IAH
Ontario → Oakland
ONT → OAK
Ontario → Phoenix
ONT → PHX
Ontario → Portland
ONT → PDX
Ontario → Sacramento
ONT → SMF
Ontario → Salt Lake City
ONT → SLC
Ontario → San Francisco
ONT → SFO
Ontario → San Jose
ONT → SJC
Ontario → San Juan
ONT → SJU
Ontario → Seattle
ONT → SEA
More flights from Las Vegas (LAS)23 routes
Las Vegas → Albany
LAS → ALB
Las Vegas → Albuquerque
LAS → ABQ
Las Vegas → Amarillo
LAS → AMA
Las Vegas → Anchorage
LAS → ANC
Las Vegas → Appleton
LAS → ATW
Las Vegas → Atlanta
LAS → ATL
Las Vegas → Austin
LAS → AUS
Las Vegas → Bellingham
LAS → BLI
Las Vegas → Fayetteville
LAS → XNA
Las Vegas → Billings
LAS → BIL
Las Vegas → Birmingham
LAS → BHM
Las Vegas → Bismarck
LAS → BIS
Las Vegas → Boise
LAS → BOI
Las Vegas → Boston
LAS → BOS
Las Vegas → Bozeman
LAS → BZN
Las Vegas → Buffalo Ny
LAS → BUF
Las Vegas → Burbank
LAS → BUR
Las Vegas → Calgary
LAS → YYC
Las Vegas → Casper
LAS → CPR
Las Vegas → Cedar Rapids
LAS → CID
Las Vegas → Charlotte
LAS → CLT
Las Vegas → Chicago
LAS → ORD
Las Vegas → Covington Ky
LAS → CVG
Frequently asked questions - Ontario to Las Vegas flights
Generally yes. When your travel date is fixed, comparing live fares early gives you better visibility of timings, baggage and fare rules before prices change.
The approximate route distance between Ontario (ONT) and Las Vegas (LAS) is 316.73 km. Actual flying distance can vary by airline routing.
Availability changes by airline schedule and date. Use the Stops filter to quickly check non-stop, one-stop and connecting options on this landing page.
Airline inventory can change within minutes. Book Now sends the selected result to the review flow where the fare is checked again before final booking.
Yes. The date strip and search box open the full search for the selected date, while this page keeps the route details easy to compare.