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Cheap flights from Ontario to Tucson from $86

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Tucson departing on 4/9. 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
0 bags

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Find the cheapest flights from Ontario to Tucson

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
10:27 pm - 8:07 am
ONT
-
TUS
9h 40m
1 stop
Frontier Logo
1:08 pm - 12:09 pm
TUS
-
ONT
23h 01m
1 stop
$183Frontier
Thu, Apr 2 - Mon, Apr 6
Frontier Logo
5:18 pm - 12:41 pm
ONT
-
TUS
19h 23m
1 stop
Frontier Logo
1:08 pm - 12:09 pm
TUS
-
ONT
23h 01m
1 stop
$216Frontier
Wed, Apr 1 - Mon, Apr 6
Frontier Logo
7:22 pm - 9:14 am
ONT
-
TUS
12h 52m
1 stop
Frontier Logo
11:49 am - 8:06 am
TUS
-
ONT
20h 17m
1 stop
$222Frontier
Thu, Mar 5 - Sun, Mar 8
Frontier Logo
10:27 pm - 8:07 am
ONT
-
TUS
9h 40m
1 stop
Frontier Logo
1:23 pm - 8:07 pm
TUS
-
ONT
6h 44m
1 stop
$224Frontier
Thu, Apr 2 - Fri, Apr 3
Frontier Logo
2:06 pm - 8:14 am
ONT
-
TUS
18h 08m
1 stop
Frontier Logo
11:17 am - 11:59 pm
TUS
-
ONT
12h 42m
1 stop
$225Frontier
Thu, Mar 12 - Mon, Mar 16
Frontier Logo
10:35 pm - 8:07 am
ONT
-
TUS
9h 32m
1 stop
Frontier Logo
1:08 pm - 8:07 pm
TUS
-
ONT
6h 59m
1 stop
$230Frontier
Sun, Apr 5 - Mon, Apr 6
Frontier Logo
3:24 pm - 9:14 am
ONT
-
TUS
16h 50m
1 stop
Frontier Logo
11:49 am - 8:06 am
TUS
-
ONT
20h 17m
1 stop
$231Frontier
Thu, Mar 5 - Sun, Mar 8
Frontier Logo
10:27 pm - 12:28 pm
ONT
-
TUS
14h 01m
2 stops
Frontier Logo
1:08 pm - 8:07 pm
TUS
-
ONT
6h 59m
1 stop
$235Frontier
Thu, Apr 2 - Mon, Apr 6
Frontier Logo
8:19 pm - 12:41 pm
ONT
-
TUS
16h 22m
2 stops
Frontier Logo
1:08 pm - 8:07 pm
TUS
-
ONT
6h 59m
1 stop
$241Frontier
Sat, Apr 4 - Mon, Apr 6
Frontier Logo
7:31 pm - 8:14 am
ONT
-
TUS
12h 43m
1 stop
Frontier Logo
11:17 am - 11:59 pm
TUS
-
ONT
12h 42m
1 stop
$251Frontier
Sat, Mar 21 - Mon, Mar 23

American Airlines flights from Ontario to Tucson

Our best American Airlines deals on Ontario to Tucson flight tickets
American Airlines
Mar 24
ONT6:15 amOntario
3h 45m
1 stop
TUS10:00 amTucson
Mar 31
TUS11:53 amTucson
4h 29m
1 stop
ONT4:22 pmOntario
$256
American Airlines
Apr 25
ONT6:15 amOntario
3h 42m
1 stop
TUS9:57 amTucson
Apr 27
TUS5:05 pmTucson
4h 54m
1 stop
ONT9:59 pmOntario
$293
American Airlines
Apr 8
ONT6:15 amOntario
3h 42m
1 stop
TUS9:57 amTucson
Apr 9
TUS5:05 pmTucson
4h 54m
1 stop
ONT9:59 pmOntario
$312

Frontier flights from Ontario to Tucson

Our best Frontier deals on Ontario to Tucson flight tickets
Frontier
Apr 2
ONT10:27 pmOntario
9h 40m
1 stop
TUS8:07 amTucson
Apr 6
TUS1:08 pmTucson
23h 01m
1 stop
ONT12:09 pmOntario
$183
Frontier
Mar 1
ONT8:44 amOntario
10h 41m
1 stop
TUS8:25 pmTucson
Mar 13
TUS12:04 pmTucson
3h 33m
1 stop
ONT3:37 pmOntario
$216
Frontier
Mar 5
ONT7:22 pmOntario
12h 52m
1 stop
TUS9:14 amTucson
Mar 8
TUS11:49 amTucson
20h 17m
1 stop
ONT8:06 amOntario
$222

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to Tucson 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 February 22, 2026.
Use the filters below to find and compare flights from Ontario to Tucson that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioTucson

ONT - TUS

ONTTUS

Ontario

Thu 4/2

10:27 pm-8:07 am

1 stop9h 40m

Tucson

Mon 4/6

1:08 pm-12:09 pm

1 stop23h 01m

$183

OntarioTucson

ONT - TUS

ONTTUS

Ontario

Wed 4/1

5:18 pm-12:41 pm

1 stop19h 23m

Tucson

Mon 4/6

1:08 pm-12:09 pm

1 stop23h 01m

$216

OntarioTucson

ONT - TUS

ONTTUS

Ontario

Thu 3/5

7:22 pm-9:14 am

1 stop12h 52m

Tucson

Sun 3/8

11:49 am-8:06 am

1 stop20h 17m

$222

OntarioTucson

ONT - TUS

ONTTUS

Ontario

Thu 4/2

10:27 pm-8:07 am

1 stop9h 40m

Tucson

Fri 4/3

1:23 pm-8:07 pm

1 stop6h 44m

$224

OntarioTucson

ONT - TUS

ONTTUS

Ontario

Thu 3/12

2:06 pm-8:14 am

1 stop18h 08m

Tucson

Mon 3/16

11:17 am-11:59 pm

1 stop12h 42m

$225

OntarioTucson

ONT - TUS

ONTTUS

Ontario

Sun 4/5

10:35 pm-8:07 am

1 stop9h 32m

Tucson

Mon 4/6

1:08 pm-8:07 pm

1 stop6h 59m

$230

OntarioTucson

ONT - TUS

ONTTUS

Ontario

Thu 3/5

3:24 pm-9:14 am

1 stop16h 50m

Tucson

Sun 3/8

11:49 am-8:06 am

1 stop20h 17m

$231

OntarioTucson

ONT - TUS

ONTTUS

Ontario

Thu 4/2

10:27 pm-12:28 pm

2 stops14h 01m

Tucson

Mon 4/6

1:08 pm-8:07 pm

1 stop6h 59m

$235

OntarioTucson

ONT - TUS

ONTTUS

Ontario

Sat 4/4

8:19 pm-12:41 pm

2 stops16h 22m

Tucson

Mon 4/6

1:08 pm-8:07 pm

1 stop6h 59m

$241

OntarioTucson

ONT - TUS

ONTTUS

Ontario

Sat 3/21

7:31 pm-8:14 am

1 stop12h 43m

Tucson

Mon 3/23

11:17 am-11:59 pm

1 stop12h 42m

$251

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 Tucson from

How to get the cheapest flight ticket from Ontario to Tucson

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 Tucson?

In general, July is the cheapest month to fly from Ontario to Tucson. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $289. If you don’t want to visit Tucson in July, then you should wait until September to fly from Ontario, when ticket prices are also cheap, with an average price of $297.

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

According to our data, Saturday is the cheapest day to fly to Tucson from Ontario. The lowest ticket price found for a Saturday departure recently was $271. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Ontario to Tucson for around $331.

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

At noon is the cheapest time of day to fly from Ontario to Tucson when you can find flight prices for as low as $288. Flying to Tucson at noon is an ideal time because this is during off-peak travel hours. Flights in the afternoon are often more expensive with an average ticket price of $319.

How have Ontario to Tucson flight prices changed over time?

When to book flights from Ontario to Tucson

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Tucson according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Tucson (ONT to TUS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Tucson

Fastest flight time

4h 19m

Direct flights

None
The fastest flight from Ontario to Tucson takes 4h 19m
There are no direct flights from Ontario to Tucson. There are no popular flight routes from Ontario to Tucson.
Search flight deals

  • How far is Ontario to Tucson by plane?

    A flight from Ontario to Tucson will travel around 406.7 mi. In terms of flight time, this usually takes a little over 4h 19m.

  • When did momondo last update prices for flights from Ontario Airport to Tucson Airport?

    Prices for flights from Ontario Airport to Tucson Airport refresh daily.

  • How many operators does momondo search for flights from Ontario Airport to Tucson Airport?

  • How old do you have to be to fly from Ontario Airport to Tucson Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario Airport to Tucson Airport.

  • What documentation or ID do you need to fly to Tucson Airport?

    The travel and health documents you'll need for your trip to Tucson Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Tucson Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Ontario to Tucson?

Best airlines flying from Ontario to Tucson

Compare and see reviews for airlines that fly from Ontario to Tucson with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $141Free CancellationRating
5.7
3,045 reviews
Search Frontier flights
American AirlinesPriceFrom $254Free CancellationRating
7.2
11,338 reviews
Search American Airlines flights
SouthwestPriceFrom $312Free CancellationRating
8.0
4,299 reviews
Search Southwest flights

Traveling to a place near Tucson?

Book flights to Tucson if you plan to visit one of these locations
Tombstone
Bisbee
Sierra Vista
Oro Valley
Green Valley
Douglas

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Tucson?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ontario to Tucson. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Ontario to Tucson with flexible booking policies on momondo?

All flight searches from Ontario to Tucson on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Ontario to Tucson?

momondo provides multiple filters to help you find the best flight to Tucson from Ontario. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Ontario to Tucson right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Tucson from Ontario. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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