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Nevada

$30+ Cheap flights from Ontario (ONT) to Nevada

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — LAS
ago. 4 — ago. 111
lun. 8/4
lun. 8/11
1 adult, Economy
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Cheap flight deals from Ontario to Nevada

Keep the following information in mind while searching for Ontario to Nevada flight deals. Data was last updated julio 30, 2025.

Round-trip from

$64
(Cheapflightsfares)

One-way from

$30
(CheapOair)

Popular in

March

Cheapest in

September

Average price

$110

Good round-trip deal

$88 or less

Good one-way deal

$72 or less
From Ontario to Nevada
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One-way flight from Ontario to Nevada
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Highest demand for flights based on searches. 6% potential increase in price ($7 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($2 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Ontario to Nevada.
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Price to beat on a one-way flight from Ontario to Nevada.
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Find flight deals from Ontario to Nevada

Cheapest flights from Ontario to Nevada
Explore the most affordable flight options available from Ontario to Nevada. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 30, 2025.

This Frontier deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/47:22 pmONT - LAS
Nonstop1h 13mFrontier
mié. 8/68:45 pmLAS - ONT
Nonstop1h 07mFrontier
Deal found 7/29$63
This Southwest deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/238:50 pmONT - LAS
Nonstop1h 05mSouthwest
mié. 8/277:40 pmLAS - ONT
Nonstop1h 05mSouthwest
Deal found 7/28$97
This Frontier deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/2612:59 amONT - RNO
1 stop9h 58mFrontier
mié. 9/311:52 amRNO - ONT
1 stop11h 58mFrontier
Deal found 7/30$158
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/196:50 pmONT - RNO
1 stop4h 54mUnited Airlines
mar. 8/266:00 amRNO - ONT
1 stop6h 13mUnited Airlines
Deal found 7/29$197
This Southwest deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/154:25 pmONT - RNO
1 stop6h 05mSouthwest
mar. 10/213:40 pmRNO - ONT
2 stops6h 20mSouthwest
Deal found 7/29$202
This American Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/297:02 pmONT - RNO
1 stop4h 01mAmerican Airlines
sáb. 8/306:00 amRNO - ONT
1 stop5h 32mAmerican Airlines
Deal found 7/29$209
This Delta deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/89:50 amONT - RNO
2 stops11h 14mDelta
jue. 9/116:00 amRNO - ONT
1 stop6h 17mDelta
Deal found 7/29$224
This Delta deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/289:50 amONT - TWF
1 stop3h 48mDelta
dom. 8/316:15 amTWF - ONT
1 stop3h 40mDelta
Deal found 7/28$356

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Nevada that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated julio 30, 2025.
Use the filters below to find and compare flights from Ontario to Nevada that are best for you.

Fly from

Ontario

Fly to

Nevada

Route

Depart

Return

Price

OntarioLas Vegas

ONT - LAS

ONTLAS

Ontario

jue. 8/14

6:00 am-7:13 am

Nonstop1h 13m

Las Vegas Harry Reid Intl

lun. 8/18

7:45 pm-8:52 pm

Nonstop1h 07m

$64

OntarioLas Vegas

ONT - LAS

ONTLAS

Ontario

sáb. 8/23

8:50 pm-9:55 pm

Nonstop1h 05m

Las Vegas Harry Reid Intl

mié. 8/27

7:40 pm-8:45 pm

Nonstop1h 05m

$97

OntarioReno

ONT - RNO

ONTRNO

Ontario

mar. 8/26

12:59 am-10:57 am

1 stop9h 58m

Reno

mié. 9/3

11:52 am-11:50 pm

1 stop11h 58m

$158

OntarioReno

ONT - RNO

ONTRNO

Ontario

mar. 8/19

6:50 pm-11:44 pm

1 stop4h 54m

Reno

mar. 8/26

6:00 am-12:13 pm

1 stop6h 13m

$197

OntarioReno

ONT - RNO

ONTRNO

Ontario

mié. 10/15

4:25 pm-10:30 pm

1 stop6h 05m

Reno

mar. 10/21

3:40 pm-10:00 pm

2 stops6h 20m

$202

OntarioReno

ONT - RNO

ONTRNO

Ontario

vie. 8/29

7:02 pm-11:03 pm

1 stop4h 01m

Reno

sáb. 8/30

6:00 am-11:32 am

1 stop5h 32m

$209

OntarioReno

ONT - RNO

ONTRNO

Ontario

lun. 9/8

9:50 am-9:04 pm

2 stops11h 14m

Reno

jue. 9/11

6:00 am-12:17 pm

1 stop6h 17m

$224

OntarioTwin Falls

ONT - TWF

ONTTWF

Ontario

jue. 8/28

9:50 am-2:38 pm

1 stop3h 48m

Twin Falls Joslin

dom. 8/31

6:15 am-8:55 am

1 stop3h 40m

$356

OntarioLas Vegas

ONT - LAS

ONTLAS

Ontario

dom. 10/5

6:00 am-7:11 am

Nonstop1h 11m

$30

OntarioLas Vegas

ONT - LAS

ONTLAS

Ontario

mar. 10/28

9:00 am-10:05 am

Nonstop1h 05m

$49

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 17 results
1
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Best time to book a flight from Ontario to Nevada

Have a flexible travel schedule? Discover the best time to fly to Nevada from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Nevada

What is the cheapest month to book a flight from Ontario to Nevada?

Currently, August is the cheapest month in which you can book a flight from Ontario to Nevada (average of $198). Flying from Ontario to Nevada in March is currently the most expensive (average of $269). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ONT to NV?

Find hourly flight availability from Ontario to Nevada. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 30, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to Nevada as you normally would.

Reviews of airlines servicing Nevada

Get insights into the airlines that provide service to Nevada. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Nevada. Reviews last updated julio 30, 2025.
Read through reviews of airlines operating flights from Ontario to Nevada, such as Alaska Airlines, Southwest, and Delta. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,241 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,980 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,896 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Nevada. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Ontario to Nevada?

    Ontario (ONT), located 3.1 mi from the city center, is the airport you fly out of when you book flights from Ontario to Nevada.

  • How popular is this Ontario to Nevada flight route?

    Within the past month, 363 users have taken a look at flights from Ontario to Nevada.

  • What are the cheapest airlines to fly from Ontario to Nevada one-way?

    The cheapest airlines for a one-way flight from Ontario to Nevada are Frontier ($30), Southwest ($49), and Delta ($98).

  • What are the most popular routes from Ontario to Nevada?

    The most popular flight routes from Ontario to Nevada are Ontario - Las Vegas Harry Reid Intl, Ontario - Reno and Ontario - Twin Falls Joslin.

  • What are the cheapest flights from Ontario to Nevada?

    Looking for the cheapest flight from Ontario to Nevada? While on average our users pay $116, our data indicates the cheapest price to be $31. The most popular route (Ontario - Las Vegas Harry Reid Intl), is priced around $45.

  • Can I find deals for flights from Ontario to Nevada that include hotel bookings?

    Yes. In addition to deals on Ontario to Nevada flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Nevada?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Nevada.

  • Can I find deals for business class flights from Ontario to Nevada?

    Yes. Cheapflights offers flight deals from Ontario to Nevada by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ontario to Nevada?

    Currently, August is the cheapest month in which you can book a flight from Ontario to Nevada (average of $198). Flying from Ontario to Nevada in March is currently the most expensive (average of $269). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Ontario to Nevada

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Ontario to Nevada

Discover the top 6 airlines that operate flights from Ontario to Nevada. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated julio 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$22Average$80FlexibilityNo cancel feeOn-time65%
FrontierCheapest$44Average$155FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$97Average$280FlexibilityNo cancel feeOn-time63%
DeltaCheapest$107Average$218FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$187Average$303FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$201Average$264FlexibilityNo cancel feeOn-time71%

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