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Cheap flights from Tucson to Los Angeles from $116

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 10/20. 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
$278Frontier
Thu, Oct 8 - Thu, Oct 15
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
$296Frontier
Thu, Oct 8 - Tue, Oct 13
American Airlines Logo
3:05 pm - 6:15 pm
TUS
-
ONT
3h 10m
1 stop
American Airlines Logo
4:07 pm - 8:00 pm
ONT
-
TUS
3h 53m
1 stop
$309American Airlines
Thu, Aug 6 - Mon, Aug 10
American Airlines Logo
11:36 am - 3:19 pm
TUS
-
ONT
3h 43m
1 stop
American Airlines Logo
6:15 am - 9:41 am
ONT
-
TUS
3h 26m
1 stop
$310American Airlines
Thu, Aug 6 - Mon, Aug 10
Southwest Logo
5:10 am - 12:10 pm
TUS
-
ONT
7h 00m
2 stops
Southwest Logo
5:45 pm - 10:25 pm
ONT
-
TUS
4h 40m
1 stop
$314Southwest
Thu, Aug 6 - Mon, Aug 10
Southwest Logo
5:35 am - 11:25 am
TUS
-
ONT
5h 50m
2 stops
Southwest Logo
12:00 pm - 9:00 pm
ONT
-
TUS
9h 00m
2 stops
$319Southwest
Thu, Aug 6 - Mon, Aug 10
Delta Logo
4:31 pm - 11:47 pm
TUS
-
ONT
7h 16m
1 stop
Delta Logo
6:00 am - 10:30 am
ONT
-
TUS
4h 30m
1 stop
$352Delta
Fri, Sep 18 - Tue, Oct 6
Southwest Logo
9:55 am - 3:15 pm
TUS
-
ONT
5h 20m
1 stop
Southwest Logo
11:00 am - 6:25 pm
ONT
-
TUS
7h 25m
2 stops
$357Southwest
Fri, Aug 28 - Sat, Aug 29
Southwest Logo
9:55 am - 3:15 pm
TUS
-
ONT
5h 20m
1 stop
Southwest Logo
4:50 pm - 9:40 pm
ONT
-
TUS
4h 50m
1 stop
$362Southwest
Fri, Aug 14 - Mon, Aug 17
Southwest Logo
9:55 am - 3:15 pm
TUS
-
ONT
5h 20m
1 stop
Southwest Logo
12:00 pm - 9:00 pm
ONT
-
TUS
9h 00m
2 stops
$367Southwest
Fri, Aug 14 - Mon, Aug 17

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Southwest flights from Tucson to Ontario

Our best Southwest deals on Tucson to Ontario flight tickets
Southwest
Aug 6
TUS5:10 amTucson
7h 00m
2 stops
ONT12:10 pmOntario
Aug 10
ONT5:45 pmOntario
4h 40m
1 stop
TUS10:25 pmTucson
$314
Southwest
Aug 6
TUS5:35 amTucson
5h 50m
2 stops
ONT11:25 amOntario
Aug 10
ONT12:00 pmOntario
9h 00m
2 stops
TUS9:00 pmTucson
$319
Southwest
Sep 18
TUS2:00 pmTucson
8h 10m
1 stop
ONT10:10 pmOntario
Sep 21
ONT12:00 pmOntario
9h 00m
2 stops
TUS9:00 pmTucson
$357

Delta flights from Tucson to Ontario

Our best Delta deals on Tucson to Ontario flight tickets
Delta
Sep 18
TUS4:31 pmTucson
7h 16m
1 stop
ONT11:47 pmOntario
Oct 6
ONT6:00 amOntario
4h 30m
1 stop
TUS10:30 amTucson
$352
Delta
Aug 18
TUS7:12 amTucson
5h 04m
1 stop
ONT12:16 pmOntario
Aug 18
ONT5:05 pmOntario
4h 41m
1 stop
TUS9:46 pmTucson
$374
Delta
Sep 17
TUS7:06 amTucson
5h 08m
1 stop
ONT12:14 pmOntario
Oct 4
ONT6:00 amOntario
4h 30m
1 stop
TUS10:30 amTucson
$384

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 July 16, 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 10/8

3:25 pm-11:55 pm

1 stop8h 30m

Ontario

Thu 10/15

6:00 am-2:30 pm

1 stop8h 30m

$278

TucsonOntario

TUS - ONT

TUSONT

Tucson

Thu 10/8

3:25 pm-11:55 pm

1 stop8h 30m

Ontario

Tue 10/13

6:00 am-2:30 pm

1 stop8h 30m

$296
Quickest round-trip

TucsonOntario

TUS - ONT

TUSONT

Tucson

Thu 8/6

3:05 pm-6:15 pm

1 stop3h 10m

Ontario

Mon 8/10

4:07 pm-8:00 pm

1 stop3h 53m

$309

TucsonOntario

TUS - ONT

TUSONT

Tucson

Thu 8/6

11:36 am-3:19 pm

1 stop3h 43m

Ontario

Mon 8/10

6:15 am-9:41 am

1 stop3h 26m

$310

TucsonOntario

TUS - ONT

TUSONT

Tucson

Thu 8/6

5:10 am-12:10 pm

2 stops7h 00m

Ontario

Mon 8/10

5:45 pm-10:25 pm

1 stop4h 40m

$314

TucsonOntario

TUS - ONT

TUSONT

Tucson

Thu 8/6

5:35 am-11:25 am

2 stops5h 50m

Ontario

Mon 8/10

12:00 pm-9:00 pm

2 stops9h 00m

$319

TucsonOntario

TUS - ONT

TUSONT

Tucson

Fri 9/18

4:31 pm-11:47 pm

1 stop7h 16m

Ontario

Tue 10/6

6:00 am-10:30 am

1 stop4h 30m

$352

TucsonOntario

TUS - ONT

TUSONT

Tucson

Fri 8/28

9:55 am-3:15 pm

1 stop5h 20m

Ontario

Sat 8/29

11:00 am-6:25 pm

2 stops7h 25m

$357

TucsonOntario

TUS - ONT

TUSONT

Tucson

Fri 8/14

9:55 am-3:15 pm

1 stop5h 20m

Ontario

Mon 8/17

4:50 pm-9:40 pm

1 stop4h 50m

$362

TucsonOntario

TUS - ONT

TUSONT

Tucson

Fri 8/14

9:55 am-3:15 pm

1 stop5h 20m

Ontario

Mon 8/17

12:00 pm-9:00 pm

2 stops9h 00m

$367

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 typical price of a round-trip flight between Tucson and Ontario?

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 $151. 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 July 2026, prices for Tucson to Ontario flights are approximately 39% cheaper 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 50m

Direct flights

None
The fastest flight from Tucson to Ontario takes 3h 50m
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 50m 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
11,816 reviews
Search American Airlines flights
SouthwestPriceFrom $290Free CancellationRating
8.0
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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