Cheap Flights from Ontario, CA to Las Vegas, NV from $53

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On Cheapflightsplus.com you will find 3 direct and 199 connecting flights from Ontario to Las Vegas. You can compare airfare deals from 4 airlines and multiple travel sites from $53, book and save on cheap plane tickets and last minute offers. Also check out ONT-LAS flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Ontario to Las Vegas Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $53 (one-way), $91 (round-trip).

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Best Flights from Ontario to Las Vegas Today

Take a look at the list of non stop flights and flights with layovers from Ontario to Las Vegas with the lowest price of $53. The fastest direct flight takes 1h 9m and the fastest connecting – 3h 48m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $53 Find flight	06:00 Ontario Ontario Int.	07:10 Las Vegas Mccarran	1h 10m	Frontier Airlines	F92232
from $53 Find flight	12:37 Ontario Ontario Int.	13:48 Las Vegas Mccarran	1h 11m	Frontier Airlines	F91358
from $64 Find flight	19:36 Ontario Ontario Int.	20:45 Las Vegas Mccarran	1h 9m	Frontier Airlines	F94758
from $75 Find flight	00:59 Ontario Ontario Int.	07:59 Las Vegas Mccarran	7h 0m layover 2h 41m - Denver	Frontier Airlines	F91500 F92015
from $75 Find flight	12:48 Ontario Ontario Int.	20:25 Las Vegas Mccarran	7h 37m layover 0h 55m - Houston	Frontier Airlines	F93132 F94131
from $81 Find flight	20:09 Ontario Ontario Int.	06:55+1 день Las Vegas Mccarran	10h 46m layover 4h 36m - Dallas	Frontier Airlines	F92924 F91051
from $88 Find flight	17:21 Ontario Ontario Int.	07:59+1 день Las Vegas Mccarran	14h 38m layover 10h 16m - Denver	Frontier Airlines	F92908 F92015
from $134 Find flight	21:41 Ontario Ontario Int.	15:49+1 день Las Vegas Mccarran	18h 8m layover 14h 49m - San Francisco	Frontier Airlines	F92677 F91850
from $167 Find flight	11:39 Ontario Ontario Int.	18:37 Las Vegas Mccarran	6h 58m layover 1h 40m - Seattle	Hawaiian Airlines	HA6289 HA6157
from $167 Find flight	06:00 Ontario Ontario Int.	13:06 Las Vegas Mccarran	7h 6m layover 1h 40m - Seattle	Hawaiian Airlines	HA6288 HA6761
from $174 Find flight	06:00 Ontario Ontario Int.	16:51 Las Vegas Mccarran	10h 51m layover 5h 28m - Seattle	Hawaiian Airlines	HA6288 HA6755
from $174 Find flight	06:00 Ontario Ontario Int.	18:37 Las Vegas Mccarran	12h 37m layover 7h 14m - Seattle	Hawaiian Airlines	HA6288 HA6157
from $176 Find flight	07:10 Ontario Ontario Int.	13:03 Las Vegas Mccarran	5h 53m layover 1h 20m - Portland	Hawaiian Airlines	HA6286 HA4963
from $176 Find flight	13:31 Ontario Ontario Int.	19:32 Las Vegas Mccarran	6h 1m layover 0h 45m - Seattle	Hawaiian Airlines	HA6289 HA6163
from $176 Find flight	15:04 Ontario Ontario Int.	21:27 Las Vegas Mccarran	6h 23m layover 1h 6m - Seattle	Hawaiian Airlines	HA6290 HA6754
from $168 Find flight	07:10 Ontario Ontario Int.	19:28 Las Vegas Mccarran	12h 18m layover 3h 57m - Portland 2h 24m - Seattle	Hawaiian Airlines	HA6286 HA6397 HA6157

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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on July 05, 2025

Flight Schedule Ontario (California) to Las Vegas (Nevada)

Full flight schedule will help you in detecting at what time planes fly from Ontario to Las Vegas. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.

Departure	Flight Details	Flight Duration	Price
06:00 — 07:10	06:00 — 07:10 F92232 Frontier Airlines Ontario — Las Vegas	1h 10m	Find flight from$53
12:37 — 13:48	12:37 — 13:48 F91358 Frontier Airlines Ontario — Las Vegas	1h 11m	Find flight from$53
19:36 — 20:45	19:36 — 20:45 F94758 Frontier Airlines Ontario — Las Vegas	1h 9m	Find flight from$64
00:59 — 07:59	00:59 — 04:22 F91500 Frontier Airlines Ontario — Denver 2h 41m stop 08:05 — 09:10 F92015 Frontier Airlines Denver — Las Vegas	7h including layover	Find flight from$75
00:59 — 18:56	00:59 — 04:19 F91500 Frontier Airlines Ontario — Denver 13h 32m stop 17:51 — 18:56 F94967 Frontier Airlines Denver — Las Vegas	17h 57m including layover	Find flight from$81
06:00 — 13:06	06:00 — 08:42 HA6288 Hawaiian Airlines Ontario — Seattle 1h 40m stop 10:40 — 13:19 HA6761 Hawaiian Airlines Seattle — Las Vegas	7h 6m including layover	Find flight from$167
07:10 — 13:03	07:10 — 09:27 HA6286 Hawaiian Airlines Ontario — Portland 1h 20m stop 10:54 — 13:12 HA4963 Hawaiian Airlines Portland — Las Vegas	5h 53m including layover	Find flight from$176
11:39 — 18:37	11:39 — 14:19 HA6289 Hawaiian Airlines Ontario — Seattle 1h 40m stop 16:50 — 19:28 HA6157 Hawaiian Airlines Seattle — Las Vegas	6h 58m including layover	Find flight from$167
12:48 — 20:25	12:48 — 18:19 F93132 Frontier Airlines Ontario — Houston 55m stop 19:14 — 20:32 F94131 Frontier Airlines Houston — Las Vegas	7h 37m including layover	Find flight from$75
13:31 — 19:32	13:31 — 16:14 HA6289 Hawaiian Airlines Ontario — Seattle 45m stop 16:59 — 19:32 HA6163 Hawaiian Airlines Seattle — Las Vegas	6h 1m including layover	Find flight from$176
13:31 — 20:37	12:00 — 14:38 HA6289 Hawaiian Airlines Ontario — Seattle 1h 45m stop 17:59 — 20:38 HA6760 Hawaiian Airlines Seattle — Las Vegas	7h 6m including layover	Find flight from$176
14:21 — 20:38	14:21 — 16:58 HA6307 Hawaiian Airlines Ontario — Seattle 1h 1m stop 17:59 — 20:38 HA6760 Hawaiian Airlines Seattle — Las Vegas	6h 17m including layover	Find flight from$178
14:21 — 21:26	14:21 — 16:58 HA6307 Hawaiian Airlines Ontario — Seattle 1h 52m stop 18:50 — 21:26 HA6754 Hawaiian Airlines Seattle — Las Vegas	7h 5m including layover	Find flight from$178
15:04 — 21:27	15:04 — 17:44 HA6290 Hawaiian Airlines Ontario — Seattle 1h 6m stop 18:50 — 21:27 HA6754 Hawaiian Airlines Seattle — Las Vegas	6h 23m including layover	Find flight from$176
15:04 — 21:27	15:04 — 17:44 AS1119 Alaska Airlines Ontario — Seattle 1h 6m stop 18:50 — 21:27 AS478 Alaska Airlines Seattle — Las Vegas	6h 23m including layover	Find flight from$185
16:00 — 23:26	16:00 — 18:40 HA6290 Hawaiian Airlines Ontario — Seattle 2h 10m stop 20:50 — 23:26 HA4881 Hawaiian Airlines Seattle — Las Vegas	7h 26m including layover	Find flight from$178
16:00 — 23:26	16:00 — 18:40 AS1119 Alaska Airlines Ontario — Seattle 2h 10m stop 20:50 — 23:26 AS647 Alaska Airlines Seattle — Las Vegas	7h 26m including layover	Find flight from$187
17:21 — 23:34	17:21 — 20:44 F92908 Frontier Airlines Ontario — Denver 1h 45m stop 22:29 — 23:34 F9777 Frontier Airlines Denver — Las Vegas	6h 13m including layover	Find flight from$82
17:21 — 07:59 +1 day	17:21 — 20:44 F92908 Frontier Airlines Ontario — Denver 10h 16m stop 07:00 — 07:59 F92015 Frontier Airlines Denver — Las Vegas	14h 38m including layover	Find flight from$88
18:10 — 09:19 +1 day	18:10 — 20:27 AS2202 Alaska Airlines Ontario — Portland 10h 33m stop 07:00 — 09:19 AS1101 Alaska Airlines Portland — Las Vegas	15h 9m including layover	Find flight from$186
18:10 — 23:59	18:10 — 20:27 HA6303 Hawaiian Airlines Ontario — Portland 1h 13m stop 21:40 — 23:59 HA6352 Hawaiian Airlines Portland — Las Vegas	5h 49m including layover	Find flight from$189
20:09 — 06:55 +1 day	20:09 — 01:24 F92924 Frontier Airlines Ontario — Dallas 4h 36m stop 08:30 — 09:25 F91051 Frontier Airlines Dallas — Las Vegas	10h 46m including layover	Find flight from$81
21:41 — 07:26 +1 day	21:41 — 23:14 F92677 Frontier Airlines Ontario — San Francisco 6h 31m stop 05:45 — 07:26 F94158 Frontier Airlines San Francisco — Las Vegas	9h 45m including layover	Find flight from$81
21:41 — 14:54 +1 day	21:41 — 23:14 F92677 Frontier Airlines Ontario — San Francisco 13h 55m stop 16:31 — 18:17 F92486 Frontier Airlines San Francisco — Las Vegas	17h 13m including layover	Find flight from$81
07:10 — 19:28	07:10 — 09:27 HA6286 Hawaiian Airlines Ontario — Portland 3h 57m stop 13:24 — 14:26 HA6397 Hawaiian Airlines Portland — Seattle 2h 24m stop 16:50 — 19:28 HA6157 Hawaiian Airlines Seattle — Las Vegas	12h 18m including layover	Find flight from$168
10:03 — 18:16	10:03 — 12:19 AS2456 Alaska Airlines Ontario — Portland 1h 1m stop 13:20 — 14:20 AS1016 Alaska Airlines Portland — Seattle 1h 22m stop 15:42 — 18:16 AS600 Alaska Airlines Seattle — Las Vegas	8h 13m including layover	Find flight from$192

Departure	Arrival	Flight Details	Flight Time	Price
		stop stop	including layover	Find flight from$

*Departure and arrival times - local. Updated on July 5, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from Ontario to Las Vegas depends on and how to choose the most interesting flight option for you.

Distance between Ontario and Las Vegas is 317 miles. Time difference between the cities is 0h. Airplanes depart 00:59 to 21:41 from 2 Ontario airports and arrive 00:59 to 21:41 to 1 Las Vegas airport. Average flight time is 1h 10m.

The fastest flight 1h 9m
Average flight time 1h 10m
The earliest flight 00:59
The latest flight 21:41
Distance 197 ml

The cheapest months to travel to Las Vegas are august (from 53 $), july (from 58 $), january (from 103 $).

The most expensive months are september (from 176 $), october (from 176 $), january (from 103 $).

What is the lowest airfare Ontario to Las Vegas?

The cheapest plane ticket found by our users is $53. This airfare is for economy class on one-way F92232 flight by Frontier Airlines for August 16, 2025 which leaves Ontario Int. in Ontario at 06:00 am and arrives at Las Vegas Mccarran at 07:10.

Economy class

$53

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Business class

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First class

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Popular Airlines on the Route

The flight Ontario — Las Vegas is served by 4 regular airlines and 1 low-cost airline. Most of the flights on this route are operated by Alaska Airlines - 49 departures per week at the price of from $ 177 . And the most expensive tickets are offered by United Airlines airline - from $ 631.

Direct flights

There are 3 nonstop flights on the route. The fastest direct flight is F94758 by Frontier Airlines takes 1h 9m and the cheapest is F92232 by Frontier Airlines for $53.

F9 - Frontier Airlines

from $53

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Connecting Flights

There are 199 flights with layovers on the route. The fastest connecting flight is UA2042 by United Airlines takes 3h 48m and the cheapest is F92232 by Frontier Airlines for $75.

AS - Alaska Airlines

from $177

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F9 - Frontier Airlines

from $75

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HA - Hawaiian Airlines

from $167

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UA - United Airlines

from $192

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Airports

You can fly from Ontario to Las Vegas from 2 airports (Ontario Int., International Heliport).

Ontario airports

Ontario Int.-ONT

from $53
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International Heliport-JIO

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Las Vegas airports

Mccarran-LAS

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Airplanes

There are flights to Las Vegas from Ontario by 4 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.

Top Domestic Destinations from Ontario

You may also consider searching for discounted plane tickets to some other popular places from Ontario within United States.

Ontario — Phoenix

from $56

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Ontario — Denver

from $65

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Ontario — Austin

from $67

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Ontario — Miami

from $62

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Ontario — Tucson

from $80

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Ontario — Las Vegas

from $63

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Ontario — Seattle

from $65

Find
Ontario — Boise

from $70

Find
Ontario — Chicago

from $78

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Ontario — Philadelphia

from $62

Find

Top International Destinations from Ontario

Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.

Ontario — London

from $62

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Ontario — San Jose

from $61

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Ontario — Guadalajara

from $70

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Ontario — Cancun

from $74

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How to book a plane ticket yourself?

Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
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That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.
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