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Cheap flights from Tucson to Los Angeles from $111

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 10/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Tucson to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
3:25 pm - 11:55 pm
TUS
-
ONT
8h 30m
1 stop
Frontier Logo
6:00 am - 2:30 pm
ONT
-
TUS
8h 30m
1 stop
$253Frontier
Thu, Oct 15 - Tue, Oct 20
Delta Logo
7:12 am - 12:16 pm
TUS
-
ONT
5h 04m
1 stop
Delta Logo
6:00 am - 10:30 am
ONT
-
TUS
4h 30m
1 stop
$309Delta
Tue, Aug 18 - Sat, Aug 22
Southwest Logo
5:35 am - 8:55 am
TUS
-
ONT
3h 20m
1 stop
Southwest Logo
2:10 pm - 8:35 pm
ONT
-
TUS
6h 25m
2 stops
$314Southwest
Tue, Aug 18 - Tue, Aug 25
Southwest Logo
4:00 pm - 8:55 pm
TUS
-
ONT
4h 55m
2 stops
Southwest Logo
9:10 am - 4:25 pm
ONT
-
TUS
7h 15m
2 stops
$319Southwest
Tue, Aug 18 - Tue, Aug 25
Southwest Logo
4:00 pm - 8:55 pm
TUS
-
ONT
4h 55m
1 stop
Southwest Logo
2:00 pm - 9:55 pm
ONT
-
TUS
7h 55m
1 stop
$323Southwest
Wed, Aug 5 - Thu, Aug 6
Southwest Logo
4:00 pm - 8:55 pm
TUS
-
ONT
4h 55m
2 stops
Southwest Logo
5:40 am - 9:15 am
ONT
-
TUS
3h 35m
1 stop
$328Southwest
Wed, Aug 5 - Thu, Aug 6
Southwest Logo
6:10 pm - 7:55 pm
TUS
-
ONT
2h 45m
1 stop
Southwest Logo
2:45 pm - 11:05 pm
ONT
-
TUS
7h 20m
1 stop
$332Southwest
Thu, Nov 5 - Thu, Nov 12
Southwest Logo
9:45 am - 4:00 pm
TUS
-
ONT
6h 15m
2 stops
Southwest Logo
4:10 pm - 10:20 pm
ONT
-
TUS
6h 10m
2 stops
$333Southwest
Wed, Aug 5 - Thu, Aug 6
Southwest Logo
5:10 am - 9:55 am
TUS
-
ONT
4h 45m
1 stop
Southwest Logo
5:45 pm - 10:20 pm
ONT
-
TUS
4h 35m
1 stop
$337Southwest
Thu, Aug 6 - Thu, Aug 13
Southwest Logo
6:10 pm - 7:55 pm
TUS
-
ONT
2h 45m
1 stop
Southwest Logo
11:15 am - 6:55 pm
ONT
-
TUS
6h 40m
2 stops
$338Southwest
Thu, Nov 5 - Thu, Nov 12

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United Airlines flights from Tucson to Ontario

Our best United Airlines deals on Tucson to Ontario flight tickets
United Airlines
Aug 25
TUS5:30 amTucson
7h 20m
1 stop
ONT12:50 pmOntario
Aug 26
ONT5:00 amOntario
7h 27m
1 stop
TUS12:27 pmTucson
$379
United Airlines
Aug 18
TUS7:02 amTucson
5h 10m
1 stop
ONT12:12 pmOntario
Sep 14
ONT1:56 pmOntario
7h 14m
1 stop
TUS9:10 pmTucson
$393
United Airlines
Jul 1
TUS3:28 pmTucson
7h 09m
1 stop
ONT10:37 pmOntario
Jul 4
ONT6:00 amOntario
5h 36m
1 stop
TUS11:36 amTucson
$395

Southwest flights from Tucson to Ontario

Our best Southwest deals on Tucson to Ontario flight tickets
Southwest
Aug 18
TUS5:35 amTucson
3h 20m
1 stop
ONT8:55 amOntario
Aug 25
ONT2:10 pmOntario
6h 25m
2 stops
TUS8:35 pmTucson
$314
Southwest
Aug 18
TUS4:00 pmTucson
4h 55m
2 stops
ONT8:55 pmOntario
Aug 25
ONT9:10 amOntario
7h 15m
2 stops
TUS4:25 pmTucson
$319
Southwest
Aug 5
TUS4:00 pmTucson
4h 55m
1 stop
ONT8:55 pmOntario
Aug 6
ONT2:00 pmOntario
7h 55m
1 stop
TUS9:55 pmTucson
$323

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 June 24, 2026.
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

Cheapest round-trip

TucsonOntario

TUS - ONT

TUSONT

Tucson

Thu 10/15

3:25 pm-11:55 pm

1 stop8h 30m

Ontario

Tue 10/20

6:00 am-2:30 pm

1 stop8h 30m

$253

TucsonOntario

TUS - ONT

TUSONT

Tucson

Tue 8/18

7:12 am-12:16 pm

1 stop5h 04m

Ontario

Sat 8/22

6:00 am-10:30 am

1 stop4h 30m

$309

TucsonOntario

TUS - ONT

TUSONT

Tucson

Tue 8/18

5:35 am-8:55 am

1 stop3h 20m

Ontario

Tue 8/25

2:10 pm-8:35 pm

2 stops6h 25m

$314

TucsonOntario

TUS - ONT

TUSONT

Tucson

Tue 8/18

4:00 pm-8:55 pm

2 stops4h 55m

Ontario

Tue 8/25

9:10 am-4:25 pm

2 stops7h 15m

$319

TucsonOntario

TUS - ONT

TUSONT

Tucson

Wed 8/5

4:00 pm-8:55 pm

1 stop4h 55m

Ontario

Thu 8/6

2:00 pm-9:55 pm

1 stop7h 55m

$323
Quickest round-trip

TucsonOntario

TUS - ONT

TUSONT

Tucson

Wed 8/5

4:00 pm-8:55 pm

2 stops4h 55m

Ontario

Thu 8/6

5:40 am-9:15 am

1 stop3h 35m

$328

TucsonOntario

TUS - ONT

TUSONT

Tucson

Thu 11/5

6:10 pm-7:55 pm

1 stop2h 45m

Ontario

Thu 11/12

2:45 pm-11:05 pm

1 stop7h 20m

$332

TucsonOntario

TUS - ONT

TUSONT

Tucson

Wed 8/5

9:45 am-4:00 pm

2 stops6h 15m

Ontario

Thu 8/6

4:10 pm-10:20 pm

2 stops6h 10m

$333

TucsonOntario

TUS - ONT

TUSONT

Tucson

Thu 8/6

5:10 am-9:55 am

1 stop4h 45m

Ontario

Thu 8/13

5:45 pm-10:20 pm

1 stop4h 35m

$337

TucsonOntario

TUS - ONT

TUSONT

Tucson

Thu 11/5

6:10 pm-7:55 pm

1 stop2h 45m

Ontario

Thu 11/12

11:15 am-6:55 pm

2 stops6h 40m

$338

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 December instead. Flights to Ontario in December, while not as cheap as those in September, still average around $306.

How have Tucson to Ontario flight prices changed over time?

As of June 2026, prices for Tucson to Ontario flights are approximately 21% 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 10m

Direct flights

None
The fastest flight from Tucson to Ontario takes 3h 10m
There are no direct flights from Tucson to Ontario. There are no popular flight routes from Tucson to Ontario.
Search flight deals

Frequently asked questions about flying from Tucson to Ontario

  • 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 10m 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
American AirlinesPriceFrom $243Free CancellationRating
7.1
11,751 reviews
Search American Airlines flights
SouthwestPriceFrom $287Free CancellationRating
7.9
4,242 reviews
Search Southwest 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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