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$106+ Cheap flights from Ontario to Tucson (ONT - TUS)

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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — TUS
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
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Cheap flight deals from Ontario to Tucson

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Tucson (TUS). 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 April 30, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$211
(Frontier)

One-way from

$106
(Frontier)

Popular in

December

Cheapest in

January

Average price

$393
Provider with most accurate pricing for Ontario-Tucson flight deals.
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Provider most trusted by Cheapflights users for Ontario-Tucson flights.
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From Ontario to Tucson
Search Deals
One-way flight from Ontario to Tucson
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($7 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 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 Ontario to Tucson

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

This Frontier deal was found by Cheapflights users on 4/29. 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.
Wed 5/712:08 amONT - TUS
1 stop11h 09mFrontier
Sun 5/1112:06 pmTUS - ONT
1 stop11h 53mFrontier
Deal found 4/29$200
This Delta deal was found by Cheapflights users on 4/29. 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.
Wed 5/286:00 amONT - TUS
1 stop4h 38mDelta
Thu 5/294:55 pmTUS - ONT
1 stop6h 47mDelta
Deal found 4/29$237
This American Airlines deal was found by Cheapflights users on 4/29. 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.
Wed 5/211:14 pmONT - TUS
1 stop5h 34mAmerican Airlines
Sat 5/245:30 amTUS - ONT
1 stop3h 31mAmerican Airlines
Deal found 4/29$244
This Southwest deal was found by Cheapflights users on 4/29. 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.
Sat 8/91:55 pmONT - TUS
2 stops6h 50mSouthwest
Tue 8/125:40 amTUS - ONT
1 stop4h 30mSouthwest
Deal found 4/29$256
This United Airlines deal was found by Cheapflights users on 4/29. 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.
Wed 5/286:00 amONT - TUS
1 stop4h 42mUnited Airlines
Wed 6/46:24 amTUS - ONT
1 stop5h 50mUnited Airlines
Deal found 4/29$304
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/107:20 pmONT - TUS
1 stop15h 45mAlaska Airlines
Tue 6/1712:06 pmTUS - ONT
1 stop12h 07mAlaska Airlines
Deal found 4/29$322
This Expedia deal was found by Cheapflights users on 4/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/712:08 amONT - TUS
1 stop11h 09mMultiple Airlines
Sun 5/117:00 amTUS - ONT
2 stops16h 58mMultiple Airlines
Deal found 4/29$448

Cheapflights Fare Finder

Customize your flight search to find flights from Ontario to Tucson 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 30, 2025.
Use the filters below to find and compare flights from Ontario to Tucson that are best for you.

Fly from

Ontario

Fly to

Tucson

Route

Depart

Return

Price

OntarioTucson

ONT - TUS

ONTTUS

Ontario

Sat 5/24

5:21 pm-10:43 am

1 stop17h 22m

Tucson

Sun 5/25

12:52 pm-4:31 pm

1 stop3h 39m

$211

OntarioTucson

ONT - TUS

ONTTUS

Ontario

Wed 5/28

6:00 am-10:38 am

1 stop4h 38m

Tucson

Thu 5/29

4:55 pm-11:42 pm

1 stop6h 47m

$237

OntarioTucson

ONT - TUS

ONTTUS

Ontario

Wed 5/21

1:14 pm-6:48 pm

1 stop5h 34m

Tucson

Sat 5/24

5:30 am-9:01 am

1 stop3h 31m

$244

OntarioTucson

ONT - TUS

ONTTUS

Ontario

Sat 8/9

1:55 pm-8:45 pm

2 stops6h 50m

Tucson

Tue 8/12

5:40 am-10:10 am

1 stop4h 30m

$256

OntarioTucson

ONT - TUS

ONTTUS

Ontario

Wed 5/28

6:00 am-10:42 am

1 stop4h 42m

Tucson

Wed 6/4

6:24 am-12:14 pm

1 stop5h 50m

$304

OntarioTucson

ONT - TUS

ONTTUS

Ontario

Tue 6/10

7:20 pm-11:05 am

1 stop15h 45m

Tucson

Tue 6/17

12:06 pm-12:13 am

1 stop12h 07m

$322

OntarioTucson

ONT - TUS

ONTTUS

Ontario

Wed 5/21

12:08 am-10:43 am

1 stop10h 35m

Tucson

Sun 5/25

5:15 pm-9:17 am

2 stops16h 02m

$478

OntarioTucson

ONT - TUS

ONTTUS

Ontario

Wed 5/7

12:08 am-11:17 am

1 stop11h 09m

$106

OntarioTucson

ONT - TUS

ONTTUS

Ontario

Sat 5/31

4:57 pm-9:49 pm

1 stop4h 52m

$119

OntarioTucson

ONT - TUS

ONTTUS

Ontario

Tue 6/24

4:45 pm-11:05 pm

2 stops6h 20m

$137

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 13 results
1
2

Compare providers for flights from Ontario to Tucson

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Tucson in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Ontario-Tucson flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Tucson flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Tucson flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Tucson flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Tucson flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Ontario to Tucson

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

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

Currently, January is the cheapest month in which you can book a flight from Ontario to Tucson (average of $364). Flying from Ontario to Tucson in June is currently the most expensive (average of $452). 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 TUS?

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

It’s typically best to fly out from Ontario to Tucson at noon. Doing so could potentially save you 22% on the flight price compared to flying in the afternoon, which is usually more expensive.

Rainfall in Tucson by month

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

In terms of precipitation, rainfall in Tucson ranges from 0.2 - 2.4 inches per month. August is typically the wettest month, when rainfall can reach 2.4 in. May is typically the driest time to visit Tucson when rainfall is around 0.2 in.

Temperature in Tucson by month

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

If weather is an important factor for your trip to Tucson, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 87.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Tucson

Get insights into the airlines that provide service to Tucson. 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 Tucson. Reviews last updated April 30, 2025.
To help decide which airline to fly from Ontario to Tucson, see what other customers have to say about Alaska Airlines, Southwest and Delta. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,968 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.2

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
9,968 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.2

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
4,294 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.2

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
7,935 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.2

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
8,696 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.2

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
9,968 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.2

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 Tucson. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Ontario to Tucson round-trip?

    Currently priced at $211, Frontier will fly you from Ontario to Tucson and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and American Airlines - these airlines can fly you to your destination from $237 and $244, respectively. Frontier is currently priced 44% below the average price you’ll pay for this route.

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

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $106. Users have also found prices from $119 and $137 on Delta and Southwest, respectively.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Ontario to Tucson (average of $364). Flying from Ontario to Tucson in June is currently the most expensive (average of $452). 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

Traveling to a place near Ontario?

Book flights to Ontario if you plan to visit one of these locations
Sierra Vista
Green Valley

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Alternative routes for Ontario to Tucson

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Ontario to Tucson

Discover the top 2 airlines that operate flights from Ontario to Tucson. 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 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$279Average$366FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$284Average$354FlexibilityNo cancel feeOn-time63%

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