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

Alaska Airlines and United Airlines are the most popular carriers operating from Ontario to Tucson

What airlines fly to Tucson?

American Airlines, Delta and Southwest are the top three most popular airlines that fly to Tucson from Ontario according to our data. American Airlines is the first choice among our users, with 47% of people opting to fly with this airline when traveling to Tucson. Keep in mind that there are 6 different airlines that fly to Tucson on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Ontario Airport to Tucson Airport refresh daily.

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

As of December 2025, there are 3 operators available to choose from for flights from Ontario Airport to Tucson Airport.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario Airport to Tucson Airport.

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

The travel and health documents you'll need for your trip to Tucson Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Tucson Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$78 Cheap Flights from Ontario to Tucson in 2025/26

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Find the cheapest flights from Ontario to Tucson

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:56 pm - 8:48 am

ONT

TUS

11h 52m1 stop

9:49 pm - 1:32 pm

TUS

ONT

16h 43m1 stop

$175Frontier

Thu, Jan 15 - Thu, Jan 22

7:56 pm - 8:48 am

ONT

TUS

11h 52m1 stop

9:49 pm - 9:23 am

TUS

ONT

12h 34m1 stop

$181Frontier

Thu, Jan 15 - Thu, Jan 22

6:00 pm - 6:35 pm

ONT

TUS

23h 35m1 stop

7:43 pm - 5:15 pm

TUS

ONT

22h 32m1 stop

$185Frontier

Mon, Dec 29 - Sun, Jan 4

10:18 pm - 8:48 am

ONT

TUS

9h 30m2 stops

9:49 pm - 1:32 pm

TUS

ONT

16h 43m1 stop

$199Frontier

Thu, Jan 15 - Thu, Jan 22

10:18 pm - 8:48 am

ONT

TUS

9h 30m2 stops

9:49 pm - 9:23 am

TUS

ONT

12h 34m1 stop

$207Frontier

Thu, Jan 15 - Thu, Jan 22

2:28 pm - 7:55 pm

ONT

TUS

4h 27m1 stop

10:28 am - 4:26 pm

TUS

ONT

6h 58m1 stop

$232Frontier

Fri, Jan 23 - Sun, Jan 25

7:57 am - 12:38 pm

ONT

TUS

3h 41m1 stop

9:20 pm - 1:11 pm

TUS

ONT

16h 51m1 stop

$238Frontier

Fri, Feb 20 - Sun, Feb 22

4:03 pm - 11:59 pm

ONT

TUS

6h 56m1 stop

6:00 am - 3:08 pm

TUS

ONT

10h 08m1 stop

$246Alaska Airlines

Thu, Jan 22 - Sat, Jan 24

6:10 am - 12:37 pm

ONT

TUS

5h 27m1 stop

1:32 pm - 11:59 pm

TUS

ONT

11h 27m1 stop

$250Frontier

Fri, Jan 16 - Mon, Jan 19

5:07 pm - 10:27 pm

ONT

TUS

4h 20m1 stop

5:55 pm - 9:48 pm

TUS

ONT

4h 53m1 stop

$257Delta

Tue, Jan 6 - Sat, Jan 10

Frontier flights from Ontario to Tucson

Our best Frontier deals on Ontario to Tucson flight tickets

Frontier

Jan 15

ONT7:56 pmOntario

11h 52m

1 stop

TUS8:48 amTucson

Jan 22

TUS9:49 pmTucson

16h 43m

1 stop

ONT1:32 pmOntario

$175

Find similar

Frontier

Jan 15

ONT7:56 pmOntario

11h 52m

1 stop

TUS8:48 amTucson

Jan 22

TUS9:49 pmTucson

12h 34m

1 stop

ONT9:23 amOntario

$181

Find similar

Frontier

Dec 29

ONT6:00 pmOntario

23h 35m

1 stop

TUS6:35 pmTucson

Jan 4

TUS7:43 pmTucson

22h 32m

1 stop

ONT5:15 pmOntario

$185

Find similar

Alaska Airlines flights from Ontario to Tucson

Our best Alaska Airlines deals on Ontario to Tucson flight tickets

Alaska Airlines

Jan 22

ONT4:03 pmOntario

6h 56m

1 stop

TUS11:59 pmTucson

Jan 24

TUS6:00 amTucson

10h 08m

1 stop

ONT3:08 pmOntario

$246

Find similar

Alaska Airlines

Jan 16

ONT11:53 amOntario

11h 06m

1 stop

TUS11:59 pmTucson

Jan 18

TUS6:00 amTucson

18h 56m

1 stop

ONT11:56 pmOntario

$265

Find similar

Alaska Airlines

Feb 27

ONT4:02 pmOntario

6h 57m

1 stop

TUS11:59 pmTucson

Feb 28

TUS6:00 amTucson

18h 32m

1 stop

ONT11:32 pmOntario

$267

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OntarioTucson

ONT - TUS

ONTTUS

Ontario

Thu 1/15

7:56 pm-8:48 am

1 stop11h 52m

Tucson

Thu 1/22

9:49 pm-1:32 pm

1 stop16h 43m

$175

OntarioTucson

ONT - TUS

ONTTUS

Ontario

Thu 1/15

7:56 pm-8:48 am

1 stop11h 52m

Tucson

Thu 1/22

9:49 pm-9:23 am

1 stop12h 34m

$181

OntarioTucson

ONT - TUS

ONTTUS

Ontario

Mon 12/29

6:00 pm-6:35 pm

1 stop23h 35m

Tucson

Sun 1/4

7:43 pm-5:15 pm

1 stop22h 32m

$185

OntarioTucson

ONT - TUS

ONTTUS

Ontario

Thu 1/15

10:18 pm-8:48 am

2 stops9h 30m

Tucson

Thu 1/22

9:49 pm-1:32 pm

1 stop16h 43m

$199

OntarioTucson

ONT - TUS

ONTTUS

Ontario

Thu 1/15

10:18 pm-8:48 am

2 stops9h 30m

Tucson

Thu 1/22

9:49 pm-9:23 am

1 stop12h 34m

$207

OntarioTucson

ONT - TUS

ONTTUS

Ontario

Fri 1/23

2:28 pm-7:55 pm

1 stop4h 27m

Tucson

Sun 1/25

10:28 am-4:26 pm

1 stop6h 58m

$232

OntarioTucson

ONT - TUS

ONTTUS

Ontario

Fri 2/20

7:57 am-12:38 pm

1 stop3h 41m

Tucson

Sun 2/22

9:20 pm-1:11 pm

1 stop16h 51m

$238

OntarioTucson

ONT - TUS

ONTTUS

Ontario

Thu 1/22

4:03 pm-11:59 pm

1 stop6h 56m

Tucson

Sat 1/24

6:00 am-3:08 pm

1 stop10h 08m

$246

OntarioTucson

ONT - TUS

ONTTUS

Ontario

Fri 1/16

6:10 am-12:37 pm

1 stop5h 27m

Tucson

Mon 1/19

1:32 pm-11:59 pm

1 stop11h 27m

$250

OntarioTucson

ONT - TUS

ONTTUS

Ontario

Tue 1/6

5:07 pm-10:27 pm

1 stop4h 20m

Tucson

Sat 1/10

5:55 pm-9:48 pm

1 stop4h 53m

$257

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 Ontario to Tucson

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 Tucson?

In general, July is the cheapest month to fly from Ontario to Tucson. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $289. If you don’t want to visit Tucson in July, then you should wait until September to fly from Ontario, when ticket prices are also cheap, with an average price of $297.

What is the cheapest day to depart on your flight to Tucson?

According to our data, Saturday is the cheapest day to fly to Tucson from Ontario. The lowest ticket price found for a Saturday departure recently was $275. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Ontario to Tucson for around $323.

What is the cheapest time of day to depart on your flight to Tucson?

At noon is the cheapest time of day to fly from Ontario to Tucson when you can find flight prices for as low as $289. Flying to Tucson at noon is an ideal time because this is during off-peak travel hours. Flights in the afternoon are often more expensive with an average ticket price of $327.

How have Ontario to Tucson flight prices changed over time?

When to book flights from Ontario to Tucson

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

Estimated round-trip price

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

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

Fastest flight time	3h 34m
Direct flights	None

The fastest flight from Ontario to Tucson takes 3h 34m

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

Search flight deals

How far is Ontario to Tucson by plane?
A flight from Ontario to Tucson will travel around 406.7 mi. In terms of flight time, this usually takes a little over 3h 34m.
When did momondo last update prices for flights from Ontario Airport to Tucson Airport?
Prices for flights from Ontario Airport to Tucson Airport refresh daily.
How many operators does momondo search for flights from Ontario Airport to Tucson Airport?
As of December 2025, there are 3 operators available to choose from for flights from Ontario Airport to Tucson Airport.
How old do you have to be to fly from Ontario Airport to Tucson Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario Airport to Tucson Airport.
What documentation or ID do you need to fly to Tucson Airport?
The travel and health documents you'll need for your trip to Tucson Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Tucson Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Ontario to Tucson?
Based on momondo bookings for flights between Ontario and Tucson, the leading airline is American Airlines, making up 72% of the total bookings. Other popular airlines include Frontier with 16% and Southwest with 12%.

Best airlines flying from Ontario to Tucson

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

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $143	Free Cancellation	Rating 5.8 3,080 reviews	Search Frontier flights
American Airlines	PriceFrom $262	Free Cancellation	Rating 7.2 11,054 reviews	Search American Airlines flights
Southwest	PriceFrom $312	Free Cancellation	Rating 7.9 4,252 reviews	Search Southwest flights

Tombstone

Bisbee

Sierra Vista

Oro Valley

Green Valley

Douglas

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ontario to Tucson. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Ontario to Tucson on momondo can be filtered to show those which offer flexible booking policies.

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

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

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

Yes momondo offers price alerts on flights to Tucson from Ontario. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.