$156+ Cheap flights from Tucson to Ontario (TUS - ONT)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/30. Fares are subject to change and may not be available on all flights or dates of travel.
TUS — ONT
May 29 — Jun 51
Round-trip
1 adult, Economy
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Find cheap flights from Tucson to Ontario with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Tucson to Ontario
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Cheapest flights from Tucson to OntarioExplore the most affordable flight options available from Tucson to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2026.
Explore the most affordable flight options available from Tucson to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2026.
This American Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/193:06 pm
TUS
- ONT
1 stop3h 18m
American Airlines
Wed 5/206:15 am
ONT
- TUS
1 stop5h 20m
American Airlines
Deal found 4/28![American Airlines logo]()
$295
This American Airlines deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/238:38 am
TUS
- ONT
1 stop3h 27m
American Airlines
Mon 5/257:12 pm
ONT
- TUS
1 stop3h 24m
American Airlines
Deal found 4/27![American Airlines logo]()
$311
This American Airlines deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/42:58 pm
TUS
- ONT
1 stop3h 24m
American Airlines
Tue 6/167:12 pm
ONT
- TUS
1 stop3h 43m
American Airlines
Deal found 4/24![American Airlines logo]()
$320
This American Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/193:06 pm
TUS
- ONT
1 stop3h 18m
American Airlines
Sun 5/247:12 pm
ONT
- TUS
1 stop3h 24m
American Airlines
Deal found 4/28![American Airlines logo]()
$325
This Delta deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/294:52 pm
TUS
- ONT
1 stop6h 42m
Delta
Sat 5/306:00 am
ONT
- TUS
1 stop4h 24m
Delta
Deal found 4/24![Delta logo]()
$333
This American Airlines deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/32:58 pm
TUS
- ONT
1 stop3h 24m
American Airlines
Tue 6/96:10 am
ONT
- TUS
1 stop3h 22m
American Airlines
Deal found 4/25![American Airlines logo]()
$334
This Southwest deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/297:00 pm
TUS
- ONT
1 stop4h 05m
Southwest
Mon 6/15:05 pm
ONT
- TUS
2 stops5h 45m
Southwest
Deal found 4/26![Southwest logo]()
$338
This American Airlines deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/92:58 pm
TUS
- ONT
1 stop3h 23m
American Airlines
Fri 6/127:13 pm
ONT
- TUS
1 stop3h 23m
American Airlines
Deal found 4/26![American Airlines logo]()
$345
This Southwest deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/285:35 am
TUS
- ONT
2 stops5h 45m
Southwest
Thu 6/48:50 pm
ONT
- TUS
1 stop2h 50m
Southwest
Deal found 4/27![Southwest logo]()
$350
This American Airlines deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/226:30 pm
TUS
- ONT
1 stop3h 27m
American Airlines
Tue 5/267:12 pm
ONT
- TUS
1 stop3h 43m
American Airlines
Deal found 4/26![American Airlines logo]()
$355
This American Airlines deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/96:30 pm
TUS
- ONT
1 stop3h 27m
American Airlines
Tue 6/166:10 am
ONT
- TUS
1 stop3h 22m
American Airlines
Deal found 4/25![American Airlines logo]()
$356
This Southwest deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/194:20 pm
TUS
- ONT
2 stops5h 55m
Southwest
Wed 5/204:30 pm
ONT
- TUS
1 stop5h 40m
Southwest
Deal found 4/28![Southwest logo]()
$360
Best flights from Tucson to OntarioDiscover carefully curated flight deals from Tucson to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 29, 2026.
Discover carefully curated flight deals from Tucson to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 29, 2026.
This Southwest deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/46:45 am
TUS
- ONT
1 stop3h 25m
Southwest
Tue 6/161:30 pm
ONT
- TUS
2 stops7h 05m
Southwest
Deal found 4/24![Southwest logo]()
$372
This Alaska Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/31:02 pm
TUS
- ONT
1 stop10h 56m
Alaska Airlines
Sat 6/65:57 pm
ONT
- TUS
1 stop15h 57m
Alaska Airlines
Deal found 4/28![Alaska Airlines logo]()
$413
This United Airlines deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/25:45 am
TUS
- ONT
1 stop7h 02m
United Airlines
Mon 8/245:00 am
ONT
- TUS
1 stop7h 27m
United Airlines
Deal found 4/26![United Airlines logo]()
$470
This Southwest deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/177:20 am
TUS
- ONT
1 stop4h 00m
Southwest
Mon 7/208:00 am
ONT
- TUS
1 stop5h 50m
Southwest
Deal found 4/28![Southwest logo]()
$395
This Southwest deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/22:25 pm
TUS
- ONT
2 stops5h 45m
Southwest
Mon 7/64:40 pm
ONT
- TUS
2 stops7h 00m
Southwest
Deal found 4/28![Southwest logo]()
$405
This Alaska Airlines deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/51:02 pm
TUS
- ONT
1 stop22h 08m
Alaska Airlines
Tue 6/911:15 am
ONT
- TUS
1 stop22h 36m
Alaska Airlines
Deal found 4/24![Alaska Airlines logo]()
$463
This United Airlines deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/15:45 am
TUS
- ONT
1 stop7h 02m
United Airlines
Mon 8/241:44 pm
ONT
- TUS
1 stop6h 59m
United Airlines
Deal found 4/26![United Airlines logo]()
$470
This Southwest deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/185:05 am
TUS
- ONT
2 stops5h 50m
Southwest
Sat 5/232:50 pm
ONT
- TUS
1 stop5h 05m
Southwest
Deal found 4/25![Southwest logo]()
$426
This Southwest deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/247:10 am
TUS
- ONT
2 stops7h 10m
Southwest
Sun 5/317:40 pm
ONT
- TUS
1 stop3h 55m
Southwest
Deal found 4/26![Southwest logo]()
$432
This Southwest deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/156:05 am
TUS
- ONT
2 stops5h 15m
Southwest
Tue 5/193:30 pm
ONT
- TUS
2 stops6h 40m
Southwest
Deal found 4/26![Southwest logo]()
$445
Last-minute flights from Tucson to OntarioDiscover last-minute flight deals from Tucson to Ontario. Data last updated April 29, 2026 and is based on user searches.
Discover last-minute flight deals from Tucson to Ontario. Data last updated April 29, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/155:35 am
TUS
- ONT
2 stops5h 45m
Southwest
Mon 5/186:00 pm
ONT
- TUS
1 stop4h 50m
Southwest
Deal found 4/24![Southwest logo]()
$368
This Southwest deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/187:00 pm
TUS
- ONT
1 stop4h 05m
Southwest
Sat 5/239:30 am
ONT
- TUS
1 stop6h 10m
Southwest
Deal found 4/24![Southwest logo]()
$363
This American Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/193:06 pm
TUS
- ONT
1 stop3h 18m
American Airlines
Wed 5/206:15 am
ONT
- TUS
1 stop5h 20m
American Airlines
Deal found 4/28![American Airlines logo]()
$295
This American Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/193:06 pm
TUS
- ONT
1 stop3h 18m
American Airlines
Sun 5/247:12 pm
ONT
- TUS
1 stop3h 24m
American Airlines
Deal found 4/28![American Airlines logo]()
$325
This Southwest deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/194:20 pm
TUS
- ONT
2 stops5h 55m
Southwest
Wed 5/204:30 pm
ONT
- TUS
1 stop5h 40m
Southwest
Deal found 4/28![Southwest logo]()
$360
This American Airlines deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/226:30 pm
TUS
- ONT
1 stop3h 27m
American Airlines
Tue 5/267:12 pm
ONT
- TUS
1 stop3h 43m
American Airlines
Deal found 4/26![American Airlines logo]()
$355
This Southwest deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/223:55 pm
TUS
- ONT
2 stops6h 05m
Southwest
Tue 5/266:30 am
ONT
- TUS
2 stops5h 25m
Southwest
Deal found 4/26![Southwest logo]()
$365
This American Airlines deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/238:38 am
TUS
- ONT
1 stop3h 27m
American Airlines
Mon 5/257:12 pm
ONT
- TUS
1 stop3h 24m
American Airlines
Deal found 4/27![American Airlines logo]()
$311
This Southwest deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/285:35 am
TUS
- ONT
2 stops5h 45m
Southwest
Thu 6/48:50 pm
ONT
- TUS
1 stop2h 50m
Southwest
Deal found 4/27![Southwest logo]()
$350
This Delta deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/294:52 pm
TUS
- ONT
1 stop6h 42m
Delta
Sat 5/306:00 am
ONT
- TUS
1 stop4h 24m
Delta
Deal found 4/24![Delta logo]()
$333
This Southwest deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/297:00 pm
TUS
- ONT
1 stop4h 05m
Southwest
Mon 6/15:05 pm
ONT
- TUS
2 stops5h 45m
Southwest
Deal found 4/26![Southwest logo]()
$338
This American Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/297:00 am
TUS
- ONT
1 stop5h 05m
American Airlines
Fri 6/56:10 am
ONT
- TUS
1 stop3h 39m
American Airlines
Deal found 4/28![American Airlines logo]()
$375
One-way flights from Tucson to OntarioSearch for one-way flight options from Tucson to Ontario. Find affordable one-way fares based on user searches. Data last updated April 29, 2026.
Search for one-way flight options from Tucson to Ontario. Find affordable one-way fares based on user searches. Data last updated April 29, 2026.
This Delta deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/307:10 am
TUS
- ONT
1 stop5h 09m
Delta
Deal found 4/28![Delta logo]()
$156
This Delta deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/294:52 pm
TUS
- ONT
1 stop6h 42m
Delta
Deal found 4/28![Delta logo]()
$178
This Delta deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/14:52 pm
TUS
- ONT
1 stop6h 42m
Delta
Deal found 4/24![Delta logo]()
$190
This Southwest deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/16:05 am
TUS
- ONT
2 stops5h 15m
Southwest
Deal found 4/24![Southwest logo]()
$195
This Southwest deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/313:00 pm
TUS
- ONT
1 stop5h 10m
Southwest
Deal found 4/24![Southwest logo]()
$198
This Southwest deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/187:00 pm
TUS
- ONT
1 stop4h 05m
Southwest
Deal found 4/27![Southwest logo]()
$208
This United Airlines deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/261:29 pm
TUS
- ONT
1 stop7h 23m
United Airlines
Deal found 4/24![United Airlines logo]()
$213
This American Airlines deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/242:58 pm
TUS
- ONT
1 stop3h 24m
American Airlines
Deal found 4/24![American Airlines logo]()
$217
This Southwest deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/198:00 pm
TUS
- ONT
1 stop3h 30m
Southwest
Deal found 4/28![Southwest logo]()
$220
This Southwest deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/246:40 am
TUS
- ONT
2 stops6h 25m
Southwest
Deal found 4/24![Southwest logo]()
$235
Find flight deals from Tucson to Ontario
Discover tips and strategies to find the most affordable flight options for your journey from Tucson (TUS) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $295 (American Airlines) |
One-way from | $156 (Delta) |
Popular in | March |
Cheapest in | September |
Average price | $363 |
Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated April 29, 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
Cheapest round-trip
TucsonOntario
TUS - ONT
TUSONT
Tucson
Thu 6/4
6:45 am-10:10 am
1 stop3h 25m
Ontario
Tue 6/16
1:30 pm-8:35 pm
2 stops7h 05m
$372
Quickest round-trip
TucsonOntario
TUS - ONT
TUSONT
Tucson
Fri 7/17
7:20 am-11:20 am
1 stop4h 00m
Ontario
Mon 7/20
8:00 am-1:50 pm
1 stop5h 50m
$395
TucsonOntario
TUS - ONT
TUSONT
Tucson
Thu 7/2
2:25 pm-8:10 pm
2 stops5h 45m
Ontario
Mon 7/6
4:40 pm-11:40 pm
2 stops7h 00m
$405
TucsonOntario
TUS - ONT
TUSONT
Tucson
Wed 6/3
1:02 pm-11:58 pm
1 stop10h 56m
Ontario
Sat 6/6
5:57 pm-9:54 am
1 stop15h 57m
$413
TucsonOntario
TUS - ONT
TUSONT
Tucson
Mon 5/18
5:05 am-10:55 am
2 stops5h 50m
Ontario
Sat 5/23
2:50 pm-7:55 pm
1 stop5h 05m
$426
TucsonOntario
TUS - ONT
TUSONT
Tucson
Sun 5/24
7:10 am-2:20 pm
2 stops7h 10m
Ontario
Sun 5/31
7:40 pm-11:35 pm
1 stop3h 55m
$432
TucsonOntario
TUS - ONT
TUSONT
Tucson
Fri 5/15
6:05 am-11:20 am
2 stops5h 15m
Ontario
Tue 5/19
3:30 pm-10:10 pm
2 stops6h 40m
$445
TucsonOntario
TUS - ONT
TUSONT
Tucson
Fri 6/5
1:02 pm-11:10 am
1 stop22h 08m
Ontario
Tue 6/9
11:15 am-9:51 am
1 stop22h 36m
$463
TucsonOntario
TUS - ONT
TUSONT
Tucson
Sun 8/2
5:45 am-12:47 pm
1 stop7h 02m
Ontario
Mon 8/24
5:00 am-12:27 pm
1 stop7h 27m
$470
TucsonOntario
TUS - ONT
TUSONT
Tucson
Sat 8/1
5:45 am-12:47 pm
1 stop7h 02m
Ontario
Mon 8/24
1:44 pm-8:43 pm
1 stop6h 59m
$470
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from Tucson to Ontario
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Tucson to Ontario in April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Tucson-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Tucson-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Tucson-Ontario flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Tucson-Ontario flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Tucson-Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Tucson to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from Tucson with our price prediction graph.
TUS-ONT
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Tucson to Ontario
What is the cheapest month to book a flight from Tucson to Ontario?
Currently, September is the cheapest month in which you can book a flight from Tucson to Ontario (average of $162). Flying from Tucson to Ontario in March is currently the most expensive (average of $489). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from Tucson to Ontario?
Reviews of airlines servicing Ontario
Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated April 29, 2026.
Peruse reviews from past customers who have flown with Southwest,American Airlines, andFrontier from Tucson to Ontario to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Food
7.0
Overall
8.0
Entertainment
7.5
Comfort
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Food
7.0
Overall
8.0
Entertainment
7.5
Comfort
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Food
7.0
Overall
8.0
Entertainment
7.5
Comfort
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Food
7.0
Overall
8.0
Entertainment
7.5
Comfort
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Related info for your journey
Find useful and relevant information for your journey from Tucson to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Search flights from Tucson to Ontario by cabin class
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Other flights to Ontario
Explore flights to Ontario departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 29, 2026.
Tucson and Ontario flights
Browse other Tucson and Ontario flight options. Last updated on April 29, 2026.
Other flights from Tucson
Browse through other flights departing from Tucson. Flights are based on user searches made on Cheapflights and were last updated on April 29, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from Tucson to Ontario
Discover the top 3 airlines that operate flights from Tucson to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$69 | Average$183 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$248 | Average$369 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$287 | Average$362 | FlexibilityNo cancel fee | On-time63% |