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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 10/20. 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.
Delta Logo
4:31 pm - 11:34 pm
TUS
-
ONT
7h 03m
1 stop
Delta Logo
5:05 pm - 9:46 pm
ONT
-
TUS
4h 41m
1 stop
$233Delta
Tue, Aug 4 - Wed, Aug 12
Delta Logo
12:30 pm - 4:12 pm
TUS
-
ONT
4h 42m
1 stop
Delta Logo
5:05 pm - 11:13 pm
ONT
-
TUS
5h 08m
1 stop
$257Delta
Tue, Nov 10 - Wed, Nov 18
American Airlines Logo
11:36 am - 3:19 pm
TUS
-
ONT
3h 43m
1 stop
American Airlines Logo
6:15 am - 10:54 am
ONT
-
TUS
4h 39m
1 stop
$278American Airlines
Fri, Aug 21 - Tue, Aug 25
Delta Logo
7:12 am - 12:16 pm
TUS
-
ONT
5h 04m
1 stop
Delta Logo
5:05 pm - 9:46 pm
ONT
-
TUS
4h 41m
1 stop
$279Delta
Sat, Aug 8 - Sat, Aug 8
Delta Logo
12:30 pm - 4:12 pm
TUS
-
ONT
4h 42m
1 stop
Delta Logo
5:05 pm - 11:13 pm
ONT
-
TUS
5h 08m
1 stop
$283Delta
Tue, Nov 10 - Mon, Nov 16
Southwest Logo
5:35 am - 11:25 am
TUS
-
ONT
5h 50m
2 stops
Southwest Logo
2:10 pm - 8:25 pm
ONT
-
TUS
6h 15m
1 stop
$302Southwest
Fri, Aug 21 - Tue, Aug 25
American Airlines Logo
8:40 am - 12:03 pm
TUS
-
ONT
3h 23m
1 stop
American Airlines Logo
6:15 am - 9:36 am
ONT
-
TUS
3h 21m
1 stop
$303American Airlines
Wed, Aug 5 - Tue, Aug 11
Southwest Logo
6:10 am - 12:10 pm
TUS
-
ONT
6h 00m
2 stops
Southwest Logo
1:15 pm - 8:25 pm
ONT
-
TUS
7h 10m
2 stops
$307Southwest
Fri, Aug 21 - Tue, Aug 25
Delta Logo
12:30 pm - 4:12 pm
TUS
-
ONT
4h 42m
1 stop
Delta Logo
5:05 pm - 11:13 pm
ONT
-
TUS
5h 08m
1 stop
$308Delta
Tue, Nov 10 - Fri, Nov 13
Delta Logo
8:10 am - 12:30 pm
TUS
-
ONT
5h 20m
1 stop
Delta Logo
5:05 pm - 11:13 pm
ONT
-
TUS
5h 08m
1 stop
$309Delta
Sat, Nov 14 - Mon, Nov 16

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American Airlines flights from Tucson to Ontario

Our best American Airlines deals on Tucson to Ontario flight tickets
American Airlines
Aug 21
TUS11:36 amTucson
3h 43m
1 stop
ONT3:19 pmOntario
Aug 25
ONT6:15 amOntario
4h 39m
1 stop
TUS10:54 amTucson
$278
American Airlines
Aug 5
TUS8:40 amTucson
3h 23m
1 stop
ONT12:03 pmOntario
Aug 11
ONT6:15 amOntario
3h 21m
1 stop
TUS9:36 amTucson
$303
American Airlines
Aug 13
TUS3:05 pmTucson
3h 10m
1 stop
ONT6:15 pmOntario
Aug 16
ONT6:15 amOntario
3h 26m
1 stop
TUS9:41 amTucson
$337

United Airlines flights from Tucson to Ontario

Our best United Airlines deals on Tucson to Ontario flight tickets
United Airlines
Sep 1
TUS7:00 amTucson
5h 12m
1 stop
ONT12:12 pmOntario
Sep 2
ONT5:00 amOntario
7h 27m
1 stop
TUS12:27 pmTucson
$348
United Airlines
Aug 13
TUS12:30 pmTucson
7h 31m
1 stop
ONT8:01 pmOntario
Aug 19
ONT5:00 amOntario
7h 27m
1 stop
TUS12:27 pmTucson
$371
United Airlines
Nov 14
TUS1:30 pmTucson
7h 50m
1 stop
ONT8:20 pmOntario
Nov 17
ONT5:00 amOntario
7h 31m
1 stop
TUS1:31 pmTucson
$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 June 11, 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

Tue 8/4

4:31 pm-11:34 pm

1 stop7h 03m

Ontario

Wed 8/12

5:05 pm-9:46 pm

1 stop4h 41m

$233

TucsonOntario

TUS - ONT

TUSONT

Tucson

Tue 11/10

12:30 pm-4:12 pm

1 stop4h 42m

Ontario

Wed 11/18

5:05 pm-11:13 pm

1 stop5h 08m

$257

TucsonOntario

TUS - ONT

TUSONT

Tucson

Fri 8/21

11:36 am-3:19 pm

1 stop3h 43m

Ontario

Tue 8/25

6:15 am-10:54 am

1 stop4h 39m

$278

TucsonOntario

TUS - ONT

TUSONT

Tucson

Sat 8/8

7:12 am-12:16 pm

1 stop5h 04m

Ontario

Sat 8/8

5:05 pm-9:46 pm

1 stop4h 41m

$279

TucsonOntario

TUS - ONT

TUSONT

Tucson

Tue 11/10

12:30 pm-4:12 pm

1 stop4h 42m

Ontario

Mon 11/16

5:05 pm-11:13 pm

1 stop5h 08m

$283

TucsonOntario

TUS - ONT

TUSONT

Tucson

Fri 8/21

5:35 am-11:25 am

2 stops5h 50m

Ontario

Tue 8/25

2:10 pm-8:25 pm

1 stop6h 15m

$302
Quickest round-trip

TucsonOntario

TUS - ONT

TUSONT

Tucson

Wed 8/5

8:40 am-12:03 pm

1 stop3h 23m

Ontario

Tue 8/11

6:15 am-9:36 am

1 stop3h 21m

$303

TucsonOntario

TUS - ONT

TUSONT

Tucson

Fri 8/21

6:10 am-12:10 pm

2 stops6h 00m

Ontario

Tue 8/25

1:15 pm-8:25 pm

2 stops7h 10m

$307

TucsonOntario

TUS - ONT

TUSONT

Tucson

Tue 11/10

12:30 pm-4:12 pm

1 stop4h 42m

Ontario

Fri 11/13

5:05 pm-11:13 pm

1 stop5h 08m

$308

TucsonOntario

TUS - ONT

TUSONT

Tucson

Sat 11/14

8:10 am-12:30 pm

1 stop5h 20m

Ontario

Mon 11/16

5:05 pm-11:13 pm

1 stop5h 08m

$309

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 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 $156. 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 $281.

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 15m

Direct flights

None
The fastest flight from Tucson to Ontario takes 3h 15m
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 15m 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 $112Free CancellationRating
5.6
2,897 reviews
Search Frontier flights
American AirlinesPriceFrom $243Free CancellationRating
7.1
11,640 reviews
Search American Airlines flights
SouthwestPriceFrom $287Free CancellationRating
7.9
4,235 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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