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Ontario

$78+ Cheap flights from Tempe, AZ 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 5/16. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — ONT
Apr 29 — May 61
Tue 4/29
Tue 5/6
1 adult, Economy
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Cheapflights Tip: The best prices from Tempe to Ontario are usually found in June or July, booked 70 days in advance, depart on a Wednesday or Saturday and return on a Friday

Cheap flight deals from Tempe to Ontario

Keep the following information in mind while searching for Tempe to Ontario flight deals. Data was last updated April 24, 2025.

Round-trip from

$157
(Cheapflightsfares)

One-way from

$78
(Cheapflightsfares)

Popular in

December

Cheapest in

June

Average price

$180
From Tempe to Ontario
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One-way flight from Tempe to Ontario
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Highest demand for flights based on searches. 25% potential increase in price ($64 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Tempe to Ontario

Cheapest flights from Tempe to Ontario
Explore the most affordable flight options available from Tempe to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 4/23. 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.
Thu 5/1511:08 amPHX - ONT
1 stop6h 49mFrontier
Sun 5/188:24 amONT - PHX
1 stop5h 08mFrontier
Deal found 4/23$158
This American Airlines deal was found by Cheapflights users on 4/23. 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.
Tue 6/102:56 pmPHX - ONT
Nonstop1h 17mAmerican Airlines
Wed 6/184:50 pmONT - PHX
Nonstop1h 25mAmerican Airlines
Deal found 4/23$231
This Southwest deal was found by Cheapflights users on 4/22. 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.
Fri 5/235:35 amPHX - ONT
1 stop5h 25mSouthwest
Sun 5/2511:10 amONT - PHX
Nonstop1h 15mSouthwest
Deal found 4/22$251
This Alaska Airlines deal was found by Cheapflights users on 4/23. 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.
Tue 6/36:00 amPHX - ONT
1 stop9h 50mAlaska Airlines
Wed 6/411:51 amONT - PHX
1 stop7h 59mAlaska Airlines
Deal found 4/23$304
This Expedia deal was found by Cheapflights users on 4/23. 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.
Thu 5/297:00 amPHX - ONT
2 stops11h 25mMultiple Airlines
Fri 5/3012:59 amONT - PHX
1 stop7h 35mMultiple Airlines
Deal found 4/23$312
This Delta deal was found by Cheapflights users on 4/23. 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.
Mon 6/26:00 amPHX - ONT
1 stop12h 20mDelta
Tue 6/32:55 pmONT - PHX
1 stop8h 01mDelta
Deal found 4/23$319
This United Airlines deal was found by Cheapflights users on 4/22. 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.
Sat 9/207:10 amPHX - ONT
1 stop10h 27mUnited Airlines
Mon 9/226:36 pmONT - PHX
1 stop16h 25mUnited Airlines
Deal found 4/22$400
This lol.travel deal was found by Cheapflights users on 4/23. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/157:00 amPHX - ONT
1 stop8h 50mHawaiian Airlines
Mon 5/196:00 amONT - PHX
1 stop8h 47mHawaiian Airlines
Deal found 4/23$625

Cheapflights Fare Finder

Customize your flight search to find flights from Tempe 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 April 24, 2025.
Use the filters below to find and compare flights from Tempe to Ontario that are best for you.

Fly from

Tempe

Fly to

Ontario

Route

Depart

Return

Price

PhoenixOntario

PHX - ONT

PHXONT

Phoenix Sky Harbor Intl

Thu 5/15

11:08 am-5:57 pm

1 stop6h 49m

Ontario

Sun 5/18

8:24 am-1:32 pm

1 stop5h 08m

$158

PhoenixOntario

PHX - ONT

PHXONT

Phoenix Sky Harbor Intl

Thu 5/29

7:41 am-8:54 am

Nonstop1h 13m

Ontario

Sat 5/31

1:14 pm-2:29 pm

Nonstop1h 15m

$199

PhoenixOntario

PHX - ONT

PHXONT

Phoenix Sky Harbor Intl

Fri 5/23

5:35 am-11:00 am

1 stop5h 25m

Ontario

Sun 5/25

11:10 am-12:25 pm

Nonstop1h 15m

$251

PhoenixOntario

PHX - ONT

PHXONT

Phoenix Sky Harbor Intl

Tue 6/3

6:00 am-3:50 pm

1 stop9h 50m

Ontario

Wed 6/4

11:51 am-7:50 pm

1 stop7h 59m

$304

PhoenixOntario

PHX - ONT

PHXONT

Phoenix Sky Harbor Intl

Thu 5/29

7:00 am-6:25 pm

2 stops11h 25m

Ontario

Fri 5/30

12:59 am-8:34 am

1 stop7h 35m

$312

PhoenixOntario

PHX - ONT

PHXONT

Phoenix Sky Harbor Intl

Mon 6/2

6:00 am-6:20 pm

1 stop12h 20m

Ontario

Tue 6/3

2:55 pm-10:56 pm

1 stop8h 01m

$319

PhoenixOntario

PHX - ONT

PHXONT

Phoenix Sky Harbor Intl

Sat 9/20

7:10 am-5:37 pm

1 stop10h 27m

Ontario

Mon 9/22

6:36 pm-11:01 am

1 stop16h 25m

$400

PhoenixOntario

PHX - ONT

PHXONT

Phoenix Sky Harbor Intl

Thu 5/15

7:00 am-3:50 pm

1 stop8h 50m

Ontario

Mon 5/19

6:00 am-2:47 pm

1 stop8h 47m

$625

PhoenixOntario

PHX - ONT

PHXONT

Phoenix Sky Harbor Intl

Fri 5/16

5:50 am-11:15 am

1 stop5h 25m

$78

PhoenixOntario

PHX - ONT

PHXONT

Phoenix Sky Harbor Intl

Sat 5/24

7:41 am-9:01 am

Nonstop1h 20m

$100

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Showing 1-10 of 14 results
1
2

Best time to book a flight from Tempe to Ontario

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

How far ahead should I book a flight from Tempe to Ontario?

Use this chart to determine the optimal time to book a round-trip flight from Tempe to Ontario. Price data was last updated on April 18, 2025.

To ensure you get the cheapest price possible for a flight from Tempe to Ontario, you should look to book at least 70 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, August is the cheapest month in which you can book a flight from Tempe to Ontario (average of $246). Flying from Tempe to Ontario in March is currently the most expensive (average of $328). 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 TM9 to ONT?

Find hourly flight availability from Tempe 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 April 24, 2025.

When flying from Tempe to Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Tempe to Ontario?

Use this chart to determine the cheapest time to fly round-trip from Tempe to Ontario. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Tempe to Ontario flight should consider departing on Wednesday evenings when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Tempe to Ontario

Explore weekly flight availability from Tempe to Ontario. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 24, 2025.

The most flights from TM9 to ONT are scheduled on a Monday (13 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (6 on average).

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 April 24, 2025.
See what other customers who have flown with Alaska Airlines, Southwest and Delta from Tempe to Ontario have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,918 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.9

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,918 reviews
Alaska Airlines
8.0
Very good
9,918 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.9

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Southwest
8.0
Very good
4,286 reviews
Alaska Airlines
8.0
Very good
9,918 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.9

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,920 reviews
Alaska Airlines
8.0
Very good
9,918 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.9

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Hawaiian Airlines
7.9
Good
2,393 reviews
Alaska Airlines
8.0
Very good
9,918 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.9

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,685 reviews
Alaska Airlines
8.0
Very good
9,918 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.9

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

Find useful and relevant information for your journey from Tempe 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 Tempe?

    If you book a flight to Ontario from Tempe, 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. There are 10 flights from Tempe to Ontario per day from 3 different airlines.

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

    $78 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on American Airlines and Southwest, with prices starting from $100 and $124, respectively.

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

    The top 3 most reliable airlines when flying from Tempe to Ontario are Envoy Air (91%), British Airways (84%) and Southwest (80%).

  • What are the cheapest flights from Tempe to Ontario?

    On average you can expect to pay $213 for a flight from Tempe to Ontario. The cheapest flight overall is $63 while the most popular route, (Phoenix Sky Harbor Intl - Ontario) is currently priced at $157.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Tempe to Ontario (average of $246). Flying from Tempe to Ontario in March is currently the most expensive (average of $328). 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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Top 3 airlines flying from Tempe to Ontario

Discover the top 3 airlines that operate flights from Tempe 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 April 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$41Average$93FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$119Average$279FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$129Average$257FlexibilityNo cancel feeOn-time63%

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