What is the cheapest airline that flies from Tucson to Ontario?

United Airlines is the most popular carrier operating from Tucson to Ontario

What airlines fly to Ontario?

American Airlines, Delta and Southwest are the top three most popular airlines that fly to Ontario from Tucson according to our data. American Airlines is the first choice among our users, with 48% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 6 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Tucson Airport to Ontario Airport?

Prices for flights from Tucson Airport to Ontario Airport were last updated today.

How many operators does momondo search for flights from Tucson Airport to Ontario Airport?

The number of operators available for flights from Tucson Airport to Ontario Airport is 2 as of January 2026.

How old do you have to be to fly from Tucson Airport to Ontario Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Tucson Airport to Ontario Airport.

What documentation or ID do you need to fly to Ontario Airport?

The necessary travel and health documents for your Ontario Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$63 Cheap Flights from Tucson to Ontario in 2026

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Find the cheapest flights from Tucson to Los Angeles

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:33 pm - 1:11 pm

TUS

ONT

24h 38m

1 stop

7:17 pm - 6:42 pm

ONT

TUS

22h 25m

1 stop

$132Frontier

Fri, Feb 27 - Wed, Mar 4

1:20 pm - 6:27 pm

TUS

ONT

6h 07m

1 stop

2:06 pm - 6:42 pm

ONT

TUS

27h 36m

1 stop

$133Frontier

Thu, Feb 26 - Wed, Mar 4

1:20 pm - 6:27 pm

TUS

ONT

6h 07m

1 stop

8:09 pm - 1:23 pm

ONT

TUS

16h 14m

1 stop

$165Frontier

Thu, Feb 12 - Sat, Feb 14

7:42 pm - 4:01 pm

TUS

ONT

21h 19m

2 stops

7:17 pm - 6:42 pm

ONT

TUS

22h 25m

1 stop

$180Frontier

Thu, Feb 26 - Wed, Mar 4

1:20 pm - 6:27 pm

TUS

ONT

6h 07m

1 stop

10:14 pm - 11:07 am

ONT

TUS

11h 53m

2 stops

$186Frontier

Thu, Feb 26 - Sun, Mar 1

1:20 pm - 6:27 pm

TUS

ONT

6h 07m

1 stop

8:44 am - 8:25 pm

ONT

TUS

10h 41m

1 stop

$189Frontier

Thu, Feb 26 - Sun, Mar 1

1:20 pm - 6:27 pm

TUS

ONT

6h 07m

1 stop

8:44 am - 8:25 pm

ONT

TUS

10h 41m

1 stop

$199Frontier

Thu, Feb 26 - Sun, Mar 1

1:33 pm - 1:11 pm

TUS

ONT

24h 38m

1 stop

8:40 am - 4:57 pm

ONT

TUS

31h 17m

2 stops

$204Frontier

Fri, Feb 27 - Wed, Mar 4

9:20 pm - 1:11 pm

TUS

ONT

16h 51m

1 stop

7:17 pm - 12:25 pm

ONT

TUS

16h 08m

2 stops

$208Frontier

Sun, Mar 1 - Wed, Mar 4

1:33 pm - 4:01 pm

TUS

ONT

3h 28m

1 stop

8:44 am - 8:25 pm

ONT

TUS

10h 41m

1 stop

$230Frontier

Fri, Feb 27 - Sun, Mar 1

Alaska Airlines flights from Tucson to Ontario

Our best Alaska Airlines deals on Tucson to Ontario flight tickets

Alaska Airlines

Mar 6

TUS6:00 amTucson

18h 32m

1 stop

ONT11:32 pmOntario

Mar 10

ONT12:02 pmOntario

10h 57m

1 stop

TUS10:59 pmTucson

$303

Alaska Airlines

Mar 25

TUS7:46 amTucson

16h 13m

1 stop

ONT11:59 pmOntario

Apr 1

ONT10:33 amOntario

11h 44m

1 stop

TUS10:17 pmTucson

$313

Alaska Airlines

Feb 26

TUS6:00 pmTucson

6h 52m

1 stop

ONT11:52 pmOntario

Mar 5

ONT4:02 pmOntario

6h 57m

1 stop

TUS11:59 pmTucson

$318

Frontier flights from Tucson to Ontario

Our best Frontier deals on Tucson to Ontario flight tickets

Frontier

Feb 27

TUS1:33 pmTucson

24h 38m

1 stop

ONT1:11 pmOntario

Mar 4

ONT7:17 pmOntario

22h 25m

1 stop

TUS6:42 pmTucson

$132

Frontier

Feb 26

TUS1:20 pmTucson

6h 07m

1 stop

ONT6:27 pmOntario

Mar 4

ONT2:06 pmOntario

27h 36m

1 stop

TUS6:42 pmTucson

$133

Frontier

Feb 12

TUS1:20 pmTucson

6h 07m

1 stop

ONT6:27 pmOntario

Feb 14

ONT8:09 pmOntario

16h 14m

1 stop

TUS1:23 pmTucson

$165

Fly from

Fly to

Route

Depart

Return

Price

TucsonOntario

TUS - ONT

TUSONT

Tucson

Fri 2/27

1:33 pm-1:11 pm

1 stop24h 38m

Ontario

Wed 3/4

7:17 pm-6:42 pm

1 stop22h 25m

$132

TucsonOntario

TUS - ONT

TUSONT

Tucson

Thu 2/26

1:20 pm-6:27 pm

1 stop6h 07m

Ontario

Wed 3/4

2:06 pm-6:42 pm

1 stop27h 36m

$133

TucsonOntario

TUS - ONT

TUSONT

Tucson

Thu 2/12

1:20 pm-6:27 pm

1 stop6h 07m

Ontario

Sat 2/14

8:09 pm-1:23 pm

1 stop16h 14m

$165

TucsonOntario

TUS - ONT

TUSONT

Tucson

Thu 2/26

7:42 pm-4:01 pm

2 stops21h 19m

Ontario

Wed 3/4

7:17 pm-6:42 pm

1 stop22h 25m

$180

TucsonOntario

TUS - ONT

TUSONT

Tucson

Thu 2/26

1:20 pm-6:27 pm

1 stop6h 07m

Ontario

Sun 3/1

10:14 pm-11:07 am

2 stops11h 53m

$186

TucsonOntario

TUS - ONT

TUSONT

Tucson

Thu 2/26

1:20 pm-6:27 pm

1 stop6h 07m

Ontario

Sun 3/1

8:44 am-8:25 pm

1 stop10h 41m

$189

TucsonOntario

TUS - ONT

TUSONT

Tucson

Thu 2/26

1:20 pm-6:27 pm

1 stop6h 07m

Ontario

Sun 3/1

8:44 am-8:25 pm

1 stop10h 41m

$199

TucsonOntario

TUS - ONT

TUSONT

Tucson

Fri 2/27

1:33 pm-1:11 pm

1 stop24h 38m

Ontario

Wed 3/4

8:40 am-4:57 pm

2 stops31h 17m

$204

TucsonOntario

TUS - ONT

TUSONT

Tucson

Sun 3/1

9:20 pm-1:11 pm

1 stop16h 51m

Ontario

Wed 3/4

7:17 pm-12:25 pm

2 stops16h 08m

$208

TucsonOntario

TUS - ONT

TUSONT

Tucson

Fri 2/27

1:33 pm-4:01 pm

1 stop3h 28m

Ontario

Sun 3/1

8:44 am-8:25 pm

1 stop10h 41m

$230

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Tucson to Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Ontario?

In general, September is the cheapest month to fly from Tucson to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $162. If you aren’t able to travel during the month of September, then book flights to Ontario from Tucson during June instead. Flights to Ontario in June, while not as cheap as those in September, still average around $269.

How have Tucson to Ontario flight prices changed over time?

As of January 2026, prices for Tucson to Ontario flights are approximately 168% more expensive when compared to flights at the same time last year.

When to book flights from Tucson to Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from Tucson to Ontario according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Tucson to Ontario (TUS to ONT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Tucson to Ontario

Fastest flight time	3h 28m
Direct flights	None

The fastest flight from Tucson to Ontario takes 3h 28m

There are no direct flights from Tucson to Ontario. There are no popular flight routes from Tucson to Ontario.

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How far is Tucson to Ontario by plane?
The straight-line distance from Tucson to Ontario is 406.7 mi. Typically, this will take 3h 28m by plane in normal conditions.
When did momondo last update prices for flights from Tucson Airport to Ontario Airport?
Prices for flights from Tucson Airport to Ontario Airport were last updated today.
How many operators does momondo search for flights from Tucson Airport to Ontario Airport?
The number of operators available for flights from Tucson Airport to Ontario Airport is 2 as of January 2026.
How old do you have to be to fly from Tucson Airport to Ontario Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Tucson Airport to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The necessary travel and health documents for your Ontario Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Tucson to Ontario?
Based on momondo bookings for flights between Tucson and Ontario, the leading airline is American Airlines, making up 84% of the total bookings. Other popular airlines include Frontier with 16%.

Best airlines flying from Tucson to Ontario

Compare and see reviews for airlines that fly from Tucson to Ontario with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $69	Free Cancellation	Rating 5.7 3,056 reviews		Search Frontier flights
American Airlines	PriceFrom $243	Free Cancellation	Rating 7.2 11,206 reviews		Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Tucson to Ontario?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Tucson to Ontario. momondo saves you time and could save you money on your trip.

Can I find flights from Tucson to Ontario with flexible booking policies on momondo?

momondo does allow users to show only those flights to Ontario from Tucson which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Tucson to Ontario?

momondo provides multiple filters to help you find the best flight to Ontario from Tucson. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Tucson to Ontario right now. Can momondo alert me if prices change?

Price alerts on flights to Ontario from Tucson are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.