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Tempe

$59+ Cheap flights from Ontario (ONT) to Tempe, AZ

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 8/13. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — PHX
Aug 17 — Aug 241
Mon 8/17
Mon 8/24
1 adult, Economy
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Find cheap flights from Ontario to Tempe with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Ontario to Tempe are usually found in September or August, booked 73 days in advance, depart on a Wednesday or Tuesday and return on a Saturday

Cheap flight deals from Ontario to Tempe

Cheapest flights from Ontario to Tempe
Explore the most affordable flight options available from Ontario to Tempe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 18, 2026.

This American Airlines deal was found by Cheapflights users on 7/15. 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.
Sat 8/2212:59 pm
ONT
-
PHX
Nonstop1h 26m
American Airlines
Sat 8/2910:45 am
PHX
-
ONT
Nonstop1h 18m
American Airlines
Deal found 7/15$117
This American Airlines deal was found by Cheapflights users on 7/16. 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 10/271:05 pm
ONT
-
PHX
Nonstop1h 21m
American Airlines
Tue 11/1011:36 am
PHX
-
ONT
Nonstop1h 27m
American Airlines
Deal found 7/16$118
This American Airlines deal was found by Cheapflights users on 7/15. 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.
Wed 9/301:04 pm
ONT
-
PHX
Nonstop1h 21m
American Airlines
Thu 10/19:26 pm
PHX
-
ONT
Nonstop1h 17m
American Airlines
Deal found 7/15$119
This Southwest deal was found by Cheapflights users on 7/14. 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.
Wed 8/129:05 am
ONT
-
PHX
1 stop4h 50m
Southwest
Mon 8/171:55 pm
PHX
-
ONT
Nonstop1h 10m
Southwest
Deal found 7/14$127
This Southwest deal was found by Cheapflights users on 7/14. 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.
Tue 8/113:35 pm
ONT
-
PHX
Nonstop1h 20m
Southwest
Tue 8/187:10 am
PHX
-
ONT
2 stops6h 25m
Southwest
Deal found 7/14$132
This Southwest deal was found by Cheapflights users on 7/14. 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.
Wed 10/74:15 pm
ONT
-
PHX
1 stop5h 45m
Southwest
Sat 10/103:30 pm
PHX
-
ONT
1 stop5h 00m
Southwest
Deal found 7/14$137
This American Airlines deal was found by Cheapflights users on 7/18. 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.
Thu 9/312:59 pm
ONT
-
PHX
Nonstop1h 26m
American Airlines
Sun 9/611:11 am
PHX
-
ONT
Nonstop1h 22m
American Airlines
Deal found 7/18$149
This Southwest deal was found by Cheapflights users on 7/14. 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.
Wed 10/710:55 am
ONT
-
PHX
Nonstop1h 15m
Southwest
Fri 10/97:50 am
PHX
-
ONT
Nonstop1h 15m
Southwest
Deal found 7/14$157
This Southwest deal was found by Cheapflights users on 7/18. 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.
Sat 9/511:00 am
ONT
-
PHX
1 stop4h 40m
Southwest
Wed 9/99:00 am
PHX
-
ONT
Nonstop1h 25m
Southwest
Deal found 7/18$159
This Southwest deal was found by Cheapflights users on 7/16. 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 10/235:30 am
ONT
-
PHX
1 stop3h 00m
Southwest
Sat 10/247:45 am
PHX
-
ONT
Nonstop1h 15m
Southwest
Deal found 7/16$163

Find flight deals from Ontario to Tempe

Keep the following information in mind while searching for Ontario to Tempe flight deals. Data was last updated July 18, 2026.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$117
(Southwest)

One-way from

$59
(American Airlines)

Popular in

July

Cheapest in

September

Average price

$367
Provider with most accurate pricing for Los Angeles-Phoenix flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Phoenix flights.
Search Deals
From Ontario to Tempe
Search Deals
One-way flight from Ontario to Tempe
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($29 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Tempe 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 July 18, 2026.
Use the filters below to find and compare flights from Ontario to Tempe that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

OntarioPhoenix

ONT - PHX

ONTPHX

Ontario

Sat 8/29

5:50 am-7:05 am

Nonstop1h 15m

Phoenix Sky Harbor Intl

Mon 8/31

1:55 pm-3:05 pm

Nonstop1h 10m

$117

OntarioPhoenix

ONT - PHX

ONTPHX

Ontario

Mon 8/10

2:40 pm-4:00 pm

Nonstop1h 20m

Phoenix Sky Harbor Intl

Mon 8/10

6:10 pm-9:45 pm

1 stop3h 35m

$127

OntarioPhoenix

ONT - PHX

ONTPHX

Ontario

Tue 10/6

8:25 am-12:50 pm

1 stop4h 25m

Phoenix Sky Harbor Intl

Thu 10/8

5:10 pm-10:15 pm

1 stop5h 05m

$137

OntarioPhoenix

ONT - PHX

ONTPHX

Ontario

Wed 8/26

3:35 pm-4:55 pm

Nonstop1h 20m

Phoenix Sky Harbor Intl

Sat 8/29

7:20 am-2:15 pm

2 stops6h 55m

$196

OntarioPhoenix

ONT - PHX

ONTPHX

Ontario

Wed 9/23

6:40 am-8:05 am

Nonstop1h 25m

Phoenix Sky Harbor Intl

Sun 9/27

9:10 pm-10:20 pm

Nonstop1h 10m

$233

OntarioPhoenix

ONT - PHX

ONTPHX

Ontario

Sat 8/22

8:35 am-3:15 pm

2 stops6h 40m

Phoenix Sky Harbor Intl

Wed 8/26

7:10 am-1:35 pm

2 stops6h 25m

$242

OntarioPhoenix

ONT - PHX

ONTPHX

Ontario

Fri 8/14

5:15 am-6:30 am

Nonstop1h 15m

Phoenix Sky Harbor Intl

Mon 8/17

8:05 am-9:20 am

Nonstop1h 15m

$249

OntarioPhoenix

ONT - PHX

ONTPHX

Ontario

Fri 8/7

8:10 am-1:05 pm

1 stop4h 55m

Phoenix Sky Harbor Intl

Mon 8/10

8:55 pm-10:05 pm

Nonstop1h 10m

$259

OntarioPhoenix

ONT - PHX

ONTPHX

Ontario

Wed 8/12

6:00 am-12:20 pm

2 stops6h 20m

Phoenix Sky Harbor Intl

Wed 8/19

7:10 am-1:35 pm

2 stops6h 25m

$279

OntarioPhoenix

ONT - PHX

ONTPHX

Ontario

Sat 8/1

3:40 pm-11:05 pm

1 stop7h 25m

Phoenix Sky Harbor Intl

Sun 8/2

9:58 pm-8:03 am

1 stop10h 05m

$284

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/15

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Ontario to Tempe

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

What is the cheapest time of day to fly from ONT to TM9?

Find hourly flight availability from Ontario to Tempe. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 18, 2026.

One of the essential ways to save on airfare from Ontario to Tempe is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight at noon could potentially save you up to 15% on airfare.

Weekly flight availability from Ontario to Tempe

Explore weekly flight availability from Ontario to Tempe. 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 July 18, 2026.

The most flights from ONT to TM9 are scheduled on a Monday (9 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (2 on average).

How much does it cost to fly round-trip from Ontario to Tempe?

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

Use this chart to determine the cheapest time to fly round-trip from Ontario to Tempe. Price data was last updated on July 11, 2026.

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

Reviews of airlines servicing Tempe

Get insights into the airlines that provide service to Tempe. 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 Tempe. Reviews last updated July 18, 2026.
Get a feel of what it's like to fly with Southwest,American Airlines, andJetBlue from Ontario to Tempe by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,243 reviews

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.
Southwest
8.0
Very good
4,243 reviews
Southwest
8.0
Very good
4,243 reviews

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.
American Airlines
7.1
Good
11,829 reviews
Southwest
8.0
Very good
4,243 reviews

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.
JetBlue
7.1
Good
3,012 reviews
Southwest
8.0
Very good
4,243 reviews

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.
Frontier
5.6
Fair
2,792 reviews
Southwest
8.0
Very good
4,243 reviews

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Tempe. 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 Tempe?

    If you book a flight to Tempe from Ontario, you will be flying from Ontario, which is the city’s only airport. Ontario (ONT) is located 3.1 mi from the center of Ontario. There are 5 flights from Ontario to Tempe per day from 4 different airlines.

  • How long is the flight from Ontario to Tempe?

    A quick flight from Ontario to Tempe can take about 1h 15m. Southwest provides one of the quickest options available for as low as $117. The distance between Ontario and Tempe is about 324 mi. Generally, flights for this route are nonstop.

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

    The cheapest airlines for a one-way flight from Ontario to Tempe are Southwest ($48), American Airlines ($58), and Frontier ($69).

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

    Consider Porter Airlines (94%), American Airlines (87%) or Envoy Air (80%) when booking your flight. These represent the most reliable airlines when flying from Ontario to Tempe.

  • What are the cheapest flights from Ontario to Tempe?

    While on average a flight from Ontario to Tempe is generally $643, our data shows the cheapest flight currently is $98. When looking at the most popular route, (Ontario - Phoenix Sky Harbor Intl), you can expect to pay $117 for that flight.

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

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

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

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

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

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

See more FAQs

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Alternative routes for Ontario to Tempe

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Top 4 airlines flying from Ontario to Tempe

Discover the top 4 airlines that operate flights from Ontario to Tempe. 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 July 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$72Average$163FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$114Average$267FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$125Average$302FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$228Average$308FlexibilityNo cancel feeOn-time62%

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