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Cheap flights from Tucson to Los Angeles from $55

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Tucson to Los Angeles departing on 2/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Tucson to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
1:43 pm - 11:59 pmTUS-ONT
11h 16m1 stop
Frontier Logo
6:00 am - 12:46 pmONT-TUS
5h 46m1 stop
$110Frontier
Find Deal
Mon, Jan 26 - Mon, Feb 2
Frontier Logo
1:43 pm - 11:59 pmTUS-ONT
11h 16m1 stop
Frontier Logo
6:00 am - 12:46 pmONT-TUS
5h 46m1 stop
$124Frontier
Find Deal
Mon, Jan 26 - Sun, Feb 1
Alaska Airlines Logo
6:00 am - 3:08 pmTUS-ONT
10h 08m1 stop
Alaska Airlines Logo
6:00 am - 11:59 pmONT-TUS
16h 59m1 stop
$246Alaska Airlines
Find Deal
Tue, Jan 27 - Mon, Feb 2
Delta Logo
2:12 pm - 10:47 pmTUS-ONT
9h 35m1 stop
Delta Logo
4:49 pm - 10:45 pmONT-TUS
4h 56m1 stop
$257Delta
Find Deal
Tue, Dec 9 - Sat, Dec 13
Alaska Airlines Logo
4:41 pm - 11:29 pmTUS-ONT
7h 48m1 stop
Alaska Airlines Logo
6:00 am - 3:45 pmONT-TUS
8h 45m1 stop
$266Alaska Airlines
Find Deal
Thu, Dec 4 - Sat, Dec 6
Delta Logo
2:12 pm - 10:47 pmTUS-ONT
9h 35m1 stop
Delta Logo
6:00 am - 11:34 amONT-TUS
4h 34m1 stop
$282Delta
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Sun, Dec 14 - Tue, Dec 16
Southwest Logo
1:15 pm - 7:50 pmTUS-ONT
7h 35m2 stops
Southwest Logo
8:40 am - 3:15 pmONT-TUS
5h 35m1 stop
$288Southwest
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Tue, Dec 9 - Tue, Dec 16
Southwest Logo
3:55 pm - 10:20 pmTUS-ONT
7h 25m1 stop
Southwest Logo
10:05 am - 7:00 pmONT-TUS
7h 55m1 stop
$303Southwest
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Tue, Feb 17 - Fri, Feb 20
American Airlines Logo
9:42 am - 12:03 pmTUS-ONT
3h 21m1 stop
American Airlines Logo
4:47 pm - 10:57 pmONT-TUS
5h 10m1 stop
$317American Airlines
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Thu, Nov 27 - Thu, Dec 4
American Airlines Logo
7:47 pm - 9:52 pmTUS-ONT
3h 05m1 stop
American Airlines Logo
4:45 pm - 8:45 pmONT-TUS
3h 00m1 stop
$331American Airlines
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Mon, Jan 5 - Mon, Jan 19

Frontier flights from Tucson to Ontario

Our best Frontier deals on Tucson to Ontario flight tickets
Frontier
Jan 26
TUS1:43 pmTucson
11h 16m
1 stop
ONT11:59 pmOntario
Feb 2
ONT6:00 amOntario
5h 46m
1 stop
TUS12:46 pmTucson
$110
Find similar
Frontier
Jan 26
TUS1:43 pmTucson
11h 16m
1 stop
ONT11:59 pmOntario
Feb 1
ONT6:00 amOntario
5h 46m
1 stop
TUS12:46 pmTucson
$124
Find similar
Frontier
Jan 26
TUS1:43 pmTucson
11h 16m
1 stop
ONT11:59 pmOntario
Jan 30
ONT1:28 pmOntario
6h 41m
1 stop
TUS9:09 pmTucson
$128
Find similar

Alaska Airlines flights from Tucson to Ontario

Our best Alaska Airlines deals on Tucson to Ontario flight tickets
Alaska Airlines
Jan 27
TUS6:00 amTucson
10h 08m
1 stop
ONT3:08 pmOntario
Feb 2
ONT6:00 amOntario
16h 59m
1 stop
TUS11:59 pmTucson
$246
Find similar
Alaska Airlines
Dec 4
TUS4:41 pmTucson
7h 48m
1 stop
ONT11:29 pmOntario
Dec 6
ONT6:00 amOntario
8h 45m
1 stop
TUS3:45 pmTucson
$266
Find similar
Alaska Airlines
Dec 11
TUS6:00 amTucson
13h 33m
1 stop
ONT6:33 pmOntario
Dec 14
ONT6:00 amOntario
16h 59m
1 stop
TUS11:59 pmTucson
$267
Find similar

momondo Fare Finder

 
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, momondo users made 832,500 searches. Data last updated November 10, 2025.
Use the filters below to find and compare flights from Tucson to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

TucsonOntario

TUS - ONT

TUSONT

Tucson

Mon 1/26

1:43 pm-11:59 pm

1 stop11h 16m

Ontario

Mon 2/2

6:00 am-12:46 pm

1 stop5h 46m

$110

TucsonOntario

TUS - ONT

TUSONT

Tucson

Mon 1/26

1:43 pm-11:59 pm

1 stop11h 16m

Ontario

Sun 2/1

6:00 am-12:46 pm

1 stop5h 46m

$124

TucsonOntario

TUS - ONT

TUSONT

Tucson

Tue 1/27

6:00 am-3:08 pm

1 stop10h 08m

Ontario

Mon 2/2

6:00 am-11:59 pm

1 stop16h 59m

$246

TucsonOntario

TUS - ONT

TUSONT

Tucson

Tue 12/9

2:12 pm-10:47 pm

1 stop9h 35m

Ontario

Sat 12/13

4:49 pm-10:45 pm

1 stop4h 56m

$257

TucsonOntario

TUS - ONT

TUSONT

Tucson

Thu 12/4

4:41 pm-11:29 pm

1 stop7h 48m

Ontario

Sat 12/6

6:00 am-3:45 pm

1 stop8h 45m

$266

TucsonOntario

TUS - ONT

TUSONT

Tucson

Sun 12/14

2:12 pm-10:47 pm

1 stop9h 35m

Ontario

Tue 12/16

6:00 am-11:34 am

1 stop4h 34m

$282

TucsonOntario

TUS - ONT

TUSONT

Tucson

Tue 12/9

1:15 pm-7:50 pm

2 stops7h 35m

Ontario

Tue 12/16

8:40 am-3:15 pm

1 stop5h 35m

$288

TucsonOntario

TUS - ONT

TUSONT

Tucson

Tue 2/17

3:55 pm-10:20 pm

1 stop7h 25m

Ontario

Fri 2/20

10:05 am-7:00 pm

1 stop7h 55m

$303

TucsonOntario

TUS - ONT

TUSONT

Tucson

Thu 11/27

9:42 am-12:03 pm

1 stop3h 21m

Ontario

Thu 12/4

4:47 pm-10:57 pm

1 stop5h 10m

$317

TucsonOntario

TUS - ONT

TUSONT

Tucson

Mon 1/5

7:47 pm-9:52 pm

1 stop3h 05m

Ontario

Mon 1/19

4:45 pm-8:45 pm

1 stop3h 00m

$331

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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

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.

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

The cheapest day to depart on your flight to Ontario is on a Thursday when prices can be found for as low as $303. This is often the case because there is less demand to fly during this day of the week. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from Tucson to Ontario for around $478.

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

In the afternoon is the cheapest time of day to fly from Tucson to Ontario when you can find flight prices for as low as $335. Flying to Ontario in the afternoon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $380 on average. Flights to Ontario from Tucson in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

How have Tucson to Ontario flight prices changed over time?

As of November 2025, prices for Tucson to Ontario flights are approximately 81% 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

Direct flights

None
There are no direct flights from Tucson to Ontario. There are no popular flight routes from Tucson to Ontario.
Search flight deals

  • 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 05m 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?

  • 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?

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
FrontierPriceFrom $110Free CancellationRating
5.8
3,111 reviews
Search Frontier flights
American AirlinesPriceFrom $243Free CancellationRating
7.2
11,047 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.

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