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Cheap flights from Tucson to Los Angeles from $81

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
12:50 pm - 11:59 pmTUS-ONT
12h 09m1 stop
Frontier Logo
11:04 am - 4:53 pmONT-TUS
4h 49m1 stop
$162Frontier
Find Deal
lun., ene. 5 - jue., ene. 22
Frontier Logo
7:20 pm - 5:15 pmTUS-ONT
22h 55m1 stop
Frontier Logo
6:00 pm - 6:35 pmONT-TUS
23h 35m1 stop
$172Frontier
Find Deal
mar., dic. 23 - lun., dic. 29
Frontier Logo
7:20 pm - 5:15 pmTUS-ONT
22h 55m1 stop
Frontier Logo
5:16 pm - 6:58 pmONT-TUS
24h 42m1 stop
$173Frontier
Find Deal
mar., dic. 23 - sáb., dic. 27
Frontier Logo
12:50 pm - 11:59 pmTUS-ONT
12h 09m1 stop
Frontier Logo
5:16 pm - 6:58 pmONT-TUS
24h 42m1 stop
$193Frontier
Find Deal
lun., dic. 22 - sáb., ene. 3
Delta Logo
2:55 pm - 10:44 pmTUS-ONT
8h 49m1 stop
Delta Logo
5:10 pm - 10:37 pmONT-TUS
4h 27m1 stop
$195Delta
Find Deal
lun., feb. 2 - jue., feb. 5
Frontier Logo
12:30 pm - 2:25 pmTUS-ONT
26h 55m1 stop
Frontier Logo
6:15 am - 6:41 pmONT-TUS
11h 26m1 stop
$196Frontier
Find Deal
vie., dic. 12 - lun., dic. 15
Frontier Logo
12:30 pm - 2:25 pmTUS-ONT
26h 55m1 stop
Frontier Logo
5:18 pm - 6:41 pmONT-TUS
24h 23m1 stop
$221Frontier
Find Deal
vie., dic. 12 - dom., dic. 14
Frontier Logo
12:50 pm - 11:59 pmTUS-ONT
12h 09m1 stop
Frontier Logo
8:19 am - 5:53 pmONT-TUS
8h 34m1 stop
$228Frontier
Find Deal
lun., dic. 22 - dom., dic. 28
Frontier Logo
1:43 pm - 11:59 pmTUS-ONT
11h 16m1 stop
Frontier Logo
6:00 am - 12:46 pmONT-TUS
5h 46m1 stop
$232Frontier
Find Deal
vie., feb. 27 - dom., mar. 1
Frontier Logo
12:50 pm - 11:59 pmTUS-ONT
12h 09m1 stop
Frontier Logo
8:19 am - 5:30 pmONT-TUS
8h 11m1 stop
$234Frontier
Find Deal
lun., dic. 22 - mar., dic. 30

Frontier flights from Tucson to Ontario

Our best Frontier deals on Tucson to Ontario flight tickets
Frontier
Jan 5
TUS12:50 pmTucson
12h 09m
1 stop
ONT11:59 pmOntario
Jan 22
ONT11:04 amOntario
4h 49m
1 stop
TUS4:53 pmTucson
$162
Find similar
Frontier
Dec 23
TUS7:20 pmTucson
22h 55m
1 stop
ONT5:15 pmOntario
Dec 29
ONT6:00 pmOntario
23h 35m
1 stop
TUS6:35 pmTucson
$172
Find similar
Frontier
Dec 23
TUS7:20 pmTucson
22h 55m
1 stop
ONT5:15 pmOntario
Dec 27
ONT5:16 pmOntario
24h 42m
1 stop
TUS6:58 pmTucson
$173
Find similar

Southwest flights from Tucson to Ontario

Our best Southwest deals on Tucson to Ontario flight tickets
Southwest
Dec 24
TUS7:35 amTucson
3h 00m
1 stop
ONT9:35 amOntario
Dec 29
ONT5:20 pmOntario
6h 50m
2 stops
TUS1:10 amTucson
$354
Find similar
Southwest
Jan 9
TUS10:55 amTucson
7h 00m
2 stops
ONT4:55 pmOntario
Jan 11
ONT4:30 pmOntario
5h 35m
2 stops
TUS11:05 pmTucson
$367
Find similar
Southwest
Dec 13
TUS6:45 amTucson
5h 25m
1 stop
ONT11:10 amOntario
Dec 13
ONT1:40 pmOntario
5h 20m
2 stops
TUS8:00 pmTucson
$608
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 diciembre 2, 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

lun. 1/5

12:50 pm-11:59 pm

1 stop12h 09m

Ontario

jue. 1/22

11:04 am-4:53 pm

1 stop4h 49m

$162

TucsonOntario

TUS - ONT

TUSONT

Tucson

mar. 12/23

7:20 pm-5:15 pm

1 stop22h 55m

Ontario

lun. 12/29

6:00 pm-6:35 pm

1 stop23h 35m

$172

TucsonOntario

TUS - ONT

TUSONT

Tucson

mar. 12/23

7:20 pm-5:15 pm

1 stop22h 55m

Ontario

sáb. 12/27

5:16 pm-6:58 pm

1 stop24h 42m

$173

TucsonOntario

TUS - ONT

TUSONT

Tucson

lun. 12/22

12:50 pm-11:59 pm

1 stop12h 09m

Ontario

sáb. 1/3

5:16 pm-6:58 pm

1 stop24h 42m

$193

TucsonOntario

TUS - ONT

TUSONT

Tucson

lun. 2/2

2:55 pm-10:44 pm

1 stop8h 49m

Ontario

jue. 2/5

5:10 pm-10:37 pm

1 stop4h 27m

$195

TucsonOntario

TUS - ONT

TUSONT

Tucson

vie. 12/12

12:30 pm-2:25 pm

1 stop26h 55m

Ontario

lun. 12/15

6:15 am-6:41 pm

1 stop11h 26m

$196

TucsonOntario

TUS - ONT

TUSONT

Tucson

vie. 12/12

12:30 pm-2:25 pm

1 stop26h 55m

Ontario

dom. 12/14

5:18 pm-6:41 pm

1 stop24h 23m

$221

TucsonOntario

TUS - ONT

TUSONT

Tucson

lun. 12/22

12:50 pm-11:59 pm

1 stop12h 09m

Ontario

dom. 12/28

8:19 am-5:53 pm

1 stop8h 34m

$228

TucsonOntario

TUS - ONT

TUSONT

Tucson

vie. 2/27

1:43 pm-11:59 pm

1 stop11h 16m

Ontario

dom. 3/1

6:00 am-12:46 pm

1 stop5h 46m

$232

TucsonOntario

TUS - ONT

TUSONT

Tucson

lun. 12/22

12:50 pm-11:59 pm

1 stop12h 09m

Ontario

mar. 12/30

8:19 am-5:30 pm

1 stop8h 11m

$234

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Los Angeles from

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 December 2025, prices for Tucson to Ontario flights are approximately 2% 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

4h 36m

Direct flights

None
The fastest flight from Tucson to Ontario takes 4h 36m
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 00m 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
3,094 reviews
Search Frontier flights
American AirlinesPriceFrom $243Free CancellationRating
7.2
11,040 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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