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Ontario

$32+ Cheap flights from Arizona to Ontario (ONT)

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 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — ONT
Dez 28 — Jän 41
Sa 12/28
Sa 1/4
1 adult, Economy
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Cheap flight deals from Arizona to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Arizona (USAZ) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated Dezember 23, 2024.

Round-trip from

$40
(Trip.com)

One-way from

$35
(Cheapflightsfares)
From Arizona to Ontario
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One-way flight from Arizona to Ontario
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Find flight deals from Arizona to Ontario

Cheapest flights from Arizona to Ontario
Explore the most affordable flight options available from Arizona to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on Dezember 23, 2024.

This Cheapflightsfares deal was found by Cheapflights users on 12/22. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 12/2511:30 amLAS - ONT
Nonstop1h 09mFrontier
Mi 1/110:39 pmONT - LAS
Nonstop1h 20mFrontier
Deal found 12/22$70
This CheapOair deal was found by Cheapflights users on 12/22. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mo 12/307:56 pmPHX - ONT
1 stop12h 13mFrontier
Mi 1/812:34 pmONT - PHX
1 stop18h 44mFrontier
Deal found 12/22$188
This American Airlines deal was found by Cheapflights users on 12/22. 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.
So 12/296:45 amLAS - ONT
1 stop5h 21mAmerican Airlines
So 1/57:30 pmONT - LAS
1 stop3h 16mAmerican Airlines
Deal found 12/22$353
This Southwest deal was found by Cheapflights users on 12/21. 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.
Di 12/316:40 pmPHX - ONT
Nonstop1h 15mSouthwest
Do 1/25:05 pmONT - PHX
Nonstop1h 15mSouthwest
Deal found 12/21$379
This Expedia deal was found by Cheapflights users on 12/22. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mo 12/232:23 pmLAS - ONT
1 stop5h 34mMultiple Airlines
Mi 12/2510:39 pmONT - LAS
Nonstop1h 20mMultiple Airlines
Deal found 12/22$417
This American Airlines deal was found by Cheapflights users on 12/22. 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.
Mo 12/307:30 amTUS - ONT
1 stop5h 36mAmerican Airlines
Mi 1/15:38 amONT - TUS
1 stop4h 23mAmerican Airlines
Deal found 12/22$453
This Southwest deal was found by Cheapflights users on 12/22. 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.
Mo 12/305:05 amTUS - ONT
2 stops7h 00mSouthwest
Mi 1/14:05 pmONT - TUS
1 stop5h 10mSouthwest
Deal found 12/22$458
This American Airlines deal was found by Cheapflights users on 12/21. 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.
Mi 12/254:20 pmPHX - ONT
Nonstop1h 21mAmerican Airlines
Mi 1/112:45 pmONT - PHX
Nonstop1h 22mAmerican Airlines
Deal found 12/21$471
This Southwest deal was found by Cheapflights users on 12/22. 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.
Di 12/241:55 pmLAS - ONT
1 stop5h 00mSouthwest
Mo 12/309:45 amONT - LAS
1 stop4h 45mSouthwest
Deal found 12/22$492
This Travelocity deal was found by Cheapflights users on 12/21. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mo 12/309:00 amPHX - ONT
2 stops15h 59mMultiple Airlines
Sa 1/41:47 pmONT - PHX
1 stop5h 58mMultiple Airlines
Deal found 12/21$556
This United Airlines deal was found by Cheapflights users on 12/22. 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.
Fr 12/271:00 pmTUS - ONT
1 stop5h 53mUnited Airlines
Fr 1/36:00 amONT - TUS
1 stop4h 39mUnited Airlines
Deal found 12/22$616
This Alaska Airlines deal was found by Cheapflights users on 12/21. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
So 12/2211:47 amPHX - ONT
1 stop9h 10mAlaska Airlines
Sa 1/116:00 amONT - PHX
2 stops9h 44mAlaska Airlines
Deal found 12/21$617

Find flights from Arizona to Ontario within your budget

Customize your flight search to find flights from Arizona to Ontario 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 Dezember 23, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Las VegasOntario

LAS - ONT

LASONT

Las Vegas Harry Reid Intl

Mi 2/26

2:10 pm-3:19 pm

Nonstop1h 09m

Ontario

Mo 3/10

10:34 am-11:48 am

Nonstop1h 14m

$48

PhoenixOntario

PHX - ONT

PHXONT

Phoenix Sky Harbor Intl

Mo 2/3

7:35 am-11:24 pm

1 stop16h 49m

Ontario

Do 2/6

2:37 pm-8:17 am

1 stop16h 40m

$115

PhoenixOntario

PHX - ONT

PHXONT

Phoenix Sky Harbor Intl

Di 1/21

11:21 am-11:58 am

Nonstop1h 37m

Ontario

Di 2/4

10:00 am-12:22 pm

Nonstop1h 22m

$137

PhoenixOntario

PHX - ONT

PHXONT

Phoenix Sky Harbor Intl

Do 1/9

4:40 pm-5:00 pm

Nonstop1h 20m

Ontario

Mo 1/13

9:20 am-11:35 am

Nonstop1h 15m

$168

Las VegasOntario

LAS - ONT

LASONT

Las Vegas Harry Reid Intl

Di 1/14

8:30 am-9:35 am

Nonstop1h 05m

Ontario

Di 1/21

6:35 pm-7:40 pm

Nonstop1h 05m

$184

Las VegasOntario

LAS - ONT

LASONT

Las Vegas Harry Reid Intl

Do 1/9

4:09 pm-11:44 pm

1 stop7h 35m

Ontario

Di 1/14

6:00 am-3:40 pm

2 stops9h 40m

$195

PhoenixOntario

PHX - ONT

PHXONT

Phoenix Sky Harbor Intl

Sa 2/1

7:00 am-5:04 pm

2 stops11h 04m

Ontario

So 2/2

8:59 pm-8:17 am

1 stop10h 18m

$212

Las VegasOntario

LAS - ONT

LASONT

Las Vegas Harry Reid Intl

Sa 3/1

3:59 pm-10:32 pm

1 stop6h 33m

Ontario

Mi 3/5

6:00 am-8:13 pm

1 stop14h 13m

$243

Las VegasOntario

LAS - ONT

LASONT

Las Vegas Harry Reid Intl

Di 1/21

1:25 pm-10:38 am

1 stop21h 13m

Ontario

Di 1/28

5:44 pm-2:45 pm

2 stops21h 01m

$247

TucsonOntario

TUS - ONT

TUSONT

Tucson

Mi 2/19

6:45 am-12:24 pm

1 stop6h 39m

Ontario

Di 2/25

6:00 am-3:00 pm

1 stop8h 00m

$256

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/22

Showing 1-10 of 32 results
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Best time to book a flight from Arizona to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Arizona 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.

Travel insights for flights from Arizona to Ontario

Get recent, data-driven insights about flights from Arizona to Ontario including ideal travel times, pricing trends, and more.

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

Currently, August is the cheapest month in which you can book a flight from Arizona to Ontario (average of $246). Flying from Arizona to Ontario in March is currently the most expensive (average of $317). 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 AZ to ONT?

Find hourly flight availability from Arizona to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated Dezember 23, 2024.

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

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated Dezember 23, 2024.
Get a feel of what it's like to fly with Frontier, American Airlines and Alaska Airlines from Arizona to Ontario by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,780 reviews

Crew

8.7

Comfort

8.1

Boarding

8.2

Overall

8.1

Entertainment

7.7

Food

7.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Southwest
8.1
Very good
4,780 reviews
Southwest
8.1
Very good
4,780 reviews

Crew

8.7

Comfort

8.1

Boarding

8.2

Overall

8.1

Entertainment

7.7

Food

7.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Alaska Airlines
8.0
Very good
9,549 reviews
Southwest
8.1
Very good
4,780 reviews

Crew

8.7

Comfort

8.1

Boarding

8.2

Overall

8.1

Entertainment

7.7

Food

7.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Delta
8.0
Very good
8,594 reviews
Southwest
8.1
Very good
4,780 reviews

Crew

8.7

Comfort

8.1

Boarding

8.2

Overall

8.1

Entertainment

7.7

Food

7.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

United Airlines
7.4
Good
9,022 reviews
Southwest
8.1
Very good
4,780 reviews

Crew

8.7

Comfort

8.1

Boarding

8.2

Overall

8.1

Entertainment

7.7

Food

7.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,780 reviews

Crew

8.7

Comfort

8.1

Boarding

8.2

Overall

8.1

Entertainment

7.7

Food

7.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Related info for your journey

Find useful and relevant information for your journey from Arizona to Ontario. 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 into for flights to Ontario from Arizona?

    If you book a flight to Ontario from Arizona, you will be flying to Ontario, which is the city’s only airport. Ontario (ONT) is located 3.1 mi from the center of Ontario.

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

    The cheapest airlines for a one-way flight from Arizona to Ontario are Frontier ($35), Southwest ($63), and American Airlines ($84).

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

    The most popular flight routes from Arizona to Ontario are Phoenix Sky Harbor Intl - Ontario, Las Vegas Harry Reid Intl - Ontario and Tucson - Ontario.

  • What are the most reliable airlines from Arizona to Ontario?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Arizona to Ontario on time: Envoy Air (95%), British Airways (93%), Southwest (85%).

  • What are the cheapest flights from Arizona to Ontario?

    Looking at all options, your cheapest flight can be booked for $53. While the most popular route (Phoenix Sky Harbor Intl - Ontario) can be booked for $106 on average our data indicates $238 when flying from Arizona to Ontario.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Arizona to Ontario 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 Arizona to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Arizona to Ontario (average of $246). Flying from Arizona to Ontario in March is currently the most expensive (average of $317). 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.

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Alternative routes for Arizona to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Arizona to Ontario

Discover the top 3 airlines that operate flights from Arizona to Ontario. 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 Dezember 23, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$38Average$92FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$115Average$312FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$129Average$259FlexibilityNo cancel feeOn-time63%
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