HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ontario

$56+ Cheap flights from Tucson to Ontario (TUS - 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 6/5. Fares are subject to change and may not be available on all flights or dates of travel.
TUS — ONT
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Tucson to Ontario with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Tucson to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Tucson (TUS) 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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$120
(Frontier)

One-way from

$56
(Frontier)

Popular in

March

Cheapest in

April

Average price

$363
Provider with most accurate pricing for Tucson-Ontario flight deals.
Search Deals
Provider most trusted by Cheapflights users for Tucson-Ontario flights.
Search Deals
From Tucson to Ontario
Search Deals
One-way flight from Tucson to Ontario
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($10 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2025
Search Deals

Find flight deals from Tucson to Ontario

Cheapest flights from Tucson to Ontario
Explore the most affordable flight options available from Tucson to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Frontier deal was found by Cheapflights users on 2/19. 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.
Mon 3/1711:59 amTUS - ONT
1 stop12h 00mFrontier
Tue 3/1812:59 amONT - TUS
1 stop10h 00mFrontier
Deal found 2/19$110
This Booking.com deal was found by Cheapflights users on 2/19. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1711:59 amTUS - ONT
1 stop12h 00mMultiple Airlines
Wed 3/1910:18 amONT - TUS
1 stop11h 42mMultiple Airlines
Deal found 2/19$244
This Delta deal was found by Cheapflights users on 2/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/116:55 amTUS - ONT
1 stop5h 34mDelta
Tue 3/115:15 pmONT - TUS
1 stop4h 39mDelta
Deal found 2/18$277
This American Airlines deal was found by Cheapflights users on 2/19. 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 4/38:47 amTUS - ONT
1 stop3h 12mAmerican Airlines
Mon 4/77:25 pmONT - TUS
1 stop2h 29mAmerican Airlines
Deal found 2/19$278
This Southwest deal was found by Cheapflights users on 2/20. 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 3/125:35 amTUS - ONT
1 stop5h 05mSouthwest
Mon 3/174:40 pmONT - TUS
2 stops7h 10mSouthwest
Deal found 2/20$282
This United Airlines deal was found by Cheapflights users on 2/19. 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.
Tue 3/181:45 pmTUS - ONT
1 stop7h 12mUnited Airlines
Wed 3/191:40 pmONT - TUS
1 stop7h 15mUnited Airlines
Deal found 2/19$337
This Alaska Airlines deal was found by Cheapflights users on 2/18. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/126:44 amTUS - ONT
1 stop14h 43mAlaska Airlines
Fri 3/147:00 amONT - TUS
1 stop15h 04mAlaska Airlines
Deal found 2/18$352
This Mytrip deal was found by Cheapflights users on 2/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/33:25 pmTUS - ONT
1 stop8h 34mHawaiian Airlines
Mon 4/76:55 amONT - TUS
1 stop15h 05mHawaiian Airlines
Deal found 2/19$512

Find flights from Tucson to Ontario within your budget

Customize your flight search to find flights from Tucson 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 February 20, 2025.

Fly from

Tucson

Fly to

Ontario

Route

Depart

Return

Price

TucsonOntario

TUS - ONT

TUSONT

Tucson

Fri 4/11

11:49 am-11:59 pm

1 stop12h 10m

Ontario

Sun 4/13

12:59 am-10:53 am

1 stop9h 54m

$120

TucsonOntario

TUS - ONT

TUSONT

Tucson

Wed 3/12

11:59 am-12:04 am

1 stop12h 05m

Ontario

Mon 3/17

11:45 am-10:04 pm

1 stop10h 19m

$263

TucsonOntario

TUS - ONT

TUSONT

Tucson

Thu 3/6

7:04 pm-10:00 pm

1 stop3h 56m

Ontario

Wed 3/19

9:32 am-2:24 pm

1 stop4h 52m

$277

TucsonOntario

TUS - ONT

TUSONT

Tucson

Wed 3/12

5:35 am-10:40 am

1 stop5h 05m

Ontario

Mon 3/17

4:40 pm-11:50 pm

2 stops7h 10m

$282

TucsonOntario

TUS - ONT

TUSONT

Tucson

Fri 4/25

5:14 pm-11:41 pm

1 stop6h 27m

Ontario

Sat 4/26

6:00 am-10:20 am

1 stop4h 20m

$292

TucsonOntario

TUS - ONT

TUSONT

Tucson

Thu 4/3

1:45 pm-8:42 pm

1 stop6h 57m

Ontario

Tue 4/8

3:55 pm-9:07 pm

1 stop5h 12m

$338

TucsonOntario

TUS - ONT

TUSONT

Tucson

Thu 5/1

7:00 am-3:32 pm

1 stop8h 32m

Ontario

Sat 5/3

9:56 am-11:18 pm

2 stops13h 22m

$388

TucsonOntario

TUS - ONT

TUSONT

Tucson

Thu 6/5

12:16 pm-11:59 pm

1 stop11h 43m

$56

TucsonOntario

TUS - ONT

TUSONT

Tucson

Sat 3/22

6:55 am-12:29 pm

1 stop5h 34m

$139

TucsonOntario

TUS - ONT

TUSONT

Tucson

Wed 4/23

7:00 am-3:32 pm

1 stop8h 32m

$141

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 13 results
1
2

Compare providers for flights from Tucson to Ontario

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 Tucson to Ontario in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 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 Tucson-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Tucson-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Tucson-Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Tucson-Ontario flights, Cheapflights users trust FlightHub the most. FlightHub 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 Tucson-Ontario 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 Tucson to Ontario

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

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

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

Currently, August is the cheapest month in which you can book a flight from Tucson to Ontario (average of $246). Flying from Tucson to Ontario in March is currently the most expensive (average of $315). 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 TUS to ONT?

Find hourly flight availability from Tucson 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 February 20, 2025.

It’s typically best to fly out from Tucson to Ontario in the afternoon. Doing so could potentially save you 12% on the flight price compared to flying in the evening, which is usually more expensive.

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 February 20, 2025.
To help decide which airline to fly from Tucson to Ontario, see what other customers have to say about Southwest, Alaska Airlines and Delta. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

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

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

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

Alaska Airlines
8.0
Very good
9,692 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

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

Delta
8.0
Very good
8,220 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

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

United Airlines
7.4
Good
8,766 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

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
4,411 reviews

Food

7.1

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

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 Tucson to Ontario. 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 Tucson to Ontario round-trip?

    According to our current data, Frontier ($120), American Airlines ($277), and Southwest ($282) offers the cheapest pricing from Tucson to Ontario. Frontier is currently priced 66% below the average price you’ll pay for this route.

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

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $56. However, be on the lookout for offers from Delta and Alaska Airlines, as they are both options that can get you from Tucson to Ontario for a low price.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Tucson to Ontario (average of $246). Flying from Tucson to Ontario in March is currently the most expensive (average of $315). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Tucson to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
Sky Harbor Intl to Las Vegas flights
Sky Harbor Intl to Los Angeles flights
Sky Harbor Intl to San Francisco flights
Las Vegas to Los Angeles flights
Sky Harbor Intl to Ontario flights
Sky Harbor Intl to San Diego flights
Las Vegas to Santa Ana flights
Las Vegas to Burbank flights
Las Vegas to San Francisco flights
Sky Harbor Intl to Santa Ana flights
Tucson to Los Angeles flights
Las Vegas to San Jose flights
Sky Harbor Intl to Sacramento flights
Tucson to Las Vegas flights
Las Vegas to Oakland flights
Las Vegas to Reno flights
Sky Harbor Intl to San Jose flights
Las Vegas to San Diego flights
Las Vegas to Ontario flights
Sky Harbor Intl to Reno flights
Sky Harbor Intl to Oakland flights
Sky Harbor Intl to Long Beach flights
Tucson to San Francisco flights
Phoenix-Mesa Gateway to Las Vegas flights
Sky Harbor Intl to Burbank flights
Sky Harbor Intl to Palm Springs flights
Las Vegas to Sacramento flights
Tucson to Sacramento flights
Sky Harbor Intl to Fresno flights
Sky Harbor Intl to Monterey flights
Sky Harbor Intl to Medford flights
Sky Harbor Intl to Santa Barbara flights
Tucson to San Diego flights
Sky Harbor Intl to San Luis Obispo flights
Las Vegas to Santa Rosa flights
Tucson to Santa Ana flights
Las Vegas to Long Beach flights
Las Vegas to Palm Springs flights
Las Vegas to Fresno flights
Tucson to Reno flights
Sky Harbor Intl to Arcata flights
Tucson to San Jose flights
Las Vegas to Stockton flights
Las Vegas to San Luis Obispo flights
Tucson to Burbank flights
Prescott to Los Angeles flights
Tucson to San Luis Obispo flights
Las Vegas to Tijuana flights
Sky Harbor Intl to Santa Rosa flights

Top airline flying from Tucson to Ontario

Discover the top airline that operate flights from Tucson 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$275Average$354FlexibilityNo cancel feeOn-time71%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.