$75+ Cheap flights from Ontario (ONT) to Texas
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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — DFW
Jul 11 — Jul 181
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Texas 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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Cheapest flights from Ontario to TexasExplore the most affordable flight options available from Ontario to Texas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 11, 2026.
Explore the most affordable flight options available from Ontario to Texas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 11, 2026.
This Frontier deal was found by Cheapflights users on 6/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/49:32 am
ONT
- IAH
Nonstop3h 20m
Frontier
Tue 8/116:10 am
IAH
- ONT
Nonstop3h 22m
Frontier
Deal found 6/9![Frontier logo]()
$165
This Frontier deal was found by Cheapflights users on 6/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/119:36 am
ONT
- IAH
Nonstop3h 20m
Frontier
Tue 8/184:21 pm
IAH
- ONT
Nonstop3h 31m
Frontier
Deal found 6/9![Frontier logo]()
$170
This Frontier deal was found by Cheapflights users on 6/8. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/255:43 pm
ONT
- IAH
Nonstop3h 25m
Frontier
Wed 8/264:21 pm
IAH
- ONT
Nonstop3h 31m
Frontier
Deal found 6/8![Frontier logo]()
$171
This Frontier deal was found by Cheapflights users on 6/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/49:32 am
ONT
- IAH
Nonstop3h 20m
Frontier
Wed 8/56:10 am
IAH
- ONT
Nonstop3h 22m
Frontier
Deal found 6/9![Frontier logo]()
$178
This Super.com deal was found by Cheapflights users on 6/11. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/255:43 pm
ONT
- IAH
Nonstop3h 25m
Frontier
Mon 9/141:05 pm
IAH
- ONT
Nonstop3h 32m
Frontier
Deal found 6/11![Frontier logo]()
$179
This Super.com deal was found by Cheapflights users on 6/10. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/89:36 am
ONT
- IAH
Nonstop3h 20m
Frontier
Tue 8/116:10 am
IAH
- ONT
Nonstop3h 22m
Frontier
Deal found 6/10![Frontier logo]()
$180
This Frontier deal was found by Cheapflights users on 6/10. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/59:36 am
ONT
- IAH
Nonstop3h 20m
Frontier
Thu 8/66:10 am
IAH
- ONT
Nonstop3h 22m
Frontier
Deal found 6/10![Frontier logo]()
$181
This Frontier deal was found by Cheapflights users on 6/10. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/129:36 am
ONT
- IAH
Nonstop3h 20m
Frontier
Mon 8/176:10 am
IAH
- ONT
Nonstop3h 22m
Frontier
Deal found 6/10![Frontier logo]()
$182
This Frontier deal was found by Cheapflights users on 6/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/49:32 am
ONT
- IAH
Nonstop3h 20m
Frontier
Mon 8/106:10 am
IAH
- ONT
Nonstop3h 22m
Frontier
Deal found 6/9![Frontier logo]()
$192
This Super.com deal was found by Cheapflights users on 6/8. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/179:32 am
ONT
- IAH
Nonstop3h 20m
Frontier
Fri 7/316:10 am
IAH
- ONT
Nonstop3h 22m
Frontier
Deal found 6/8![Frontier logo]()
$195
This Super.com deal was found by Cheapflights users on 6/7. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/249:32 am
ONT
- IAH
Nonstop3h 20m
Frontier
Sun 8/26:10 am
IAH
- ONT
Nonstop3h 22m
Frontier
Deal found 6/7![Frontier logo]()
$196
This Super.com deal was found by Cheapflights users on 6/8. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/179:32 am
ONT
- IAH
Nonstop3h 20m
Frontier
Fri 7/246:10 am
IAH
- ONT
Nonstop3h 22m
Frontier
Deal found 6/8![Frontier logo]()
$197
Best flights from Ontario to TexasDiscover carefully curated flight deals from Ontario to Texas that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 11, 2026.
Discover carefully curated flight deals from Ontario to Texas that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 11, 2026.
This Frontier deal was found by Cheapflights users on 6/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/96:00 am
ONT
- ELP
1 stop10h 13m
Frontier
Mon 7/138:14 pm
ELP
- ONT
1 stop12h 49m
Frontier
Deal found 6/6![Frontier logo]()
$248
This Southwest deal was found by Cheapflights users on 6/10. 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.
Wed 8/198:25 am
ONT
- AUS
Nonstop2h 50m
Southwest
Wed 8/2610:50 am
AUS
- ONT
Nonstop3h 00m
Southwest
Deal found 6/10![Southwest logo]()
$263
This Delta deal was found by Cheapflights users on 6/7. 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 9/51:06 pm
ONT
- AUS
1 stop6h 25m
Delta
Fri 9/256:05 pm
AUS
- ONT
1 stop7h 32m
Delta
Deal found 6/7![Delta logo]()
$287
This United Airlines deal was found by Cheapflights users on 6/6. 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.
Thu 8/207:13 pm
ONT
- MFE
2 stops11h 40m
United Airlines
Sat 8/222:08 pm
MFE
- ONT
1 stop6h 04m
United Airlines
Deal found 6/6![United Airlines logo]()
$302
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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 9/44:27 pm
ONT
- AUS
2 stops18h 48m
Alaska Airlines
Tue 9/87:15 am
AUS
- ONT
1 stop12h 03m
Alaska Airlines
Deal found 6/11![Alaska Airlines logo]()
$408
This American Airlines deal was found by Cheapflights users on 6/9. 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 7/2211:59 pm
ONT
- MFE
1 stop6h 54m
American Airlines
Sat 8/18:04 pm
MFE
- ONT
1 stop5h 55m
American Airlines
Deal found 6/9![American Airlines logo]()
$445
This Southwest deal was found by Cheapflights users on 6/10. 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.
Wed 8/57:45 am
ONT
- DAL
1 stop5h 40m
Southwest
Wed 8/126:35 pm
DAL
- ONT
1 stop5h 25m
Southwest
Deal found 6/10![Southwest logo]()
$267
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/243:40 pm
ONT
- MFE
1 stop19h 24m
Multiple Airlines
Fri 7/3112:19 pm
MFE
- ONT
1 stop21h 44m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$536
This deal was found by Cheapflights users on 6/6. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2810:49 am
ONT
- AUS
1 stop6h 38m
Frontier
Fri 7/3112:47 pm
AUS
- ONT
1 stop5h 07m
Frontier
Deal found 6/6![Frontier logo]()
$296
This Southwest deal was found by Cheapflights users on 6/10. 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.
Wed 7/1512:05 pm
ONT
- HOU
1 stop6h 00m
Southwest
Wed 7/159:25 pm
HOU
- ONT
Nonstop3h 10m
Southwest
Deal found 6/10![Southwest logo]()
$307
This Delta deal was found by Cheapflights users on 6/10. 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.
Tue 7/2110:00 pm
ONT
- IAH
1 stop8h 35m
Delta
Tue 7/282:38 pm
IAH
- ONT
1 stop9h 12m
Delta
Deal found 6/10![Delta logo]()
$348
This Southwest deal was found by Cheapflights users on 6/9. 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 10/226:00 am
ONT
- HOU
1 stop6h 45m
Southwest
Mon 10/268:05 am
HOU
- ONT
Nonstop3h 20m
Southwest
Deal found 6/9![Southwest logo]()
$308
This United Airlines deal was found by Cheapflights users on 6/9. 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 10/71:24 pm
ONT
- CRP
2 stops7h 30m
United Airlines
Wed 10/146:03 pm
CRP
- ONT
1 stop5h 56m
United Airlines
Deal found 6/9![United Airlines logo]()
$376
This Delta deal was found by Cheapflights users on 6/10. 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.
Sun 8/1610:00 pm
ONT
- IAH
1 stop8h 37m
Delta
Tue 8/184:14 pm
IAH
- ONT
2 stops9h 20m
Delta
Deal found 6/10![Delta logo]()
$366
This United Airlines deal was found by Cheapflights users on 6/9. 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 8/11:18 pm
ONT
- DFW
1 stop6h 38m
United Airlines
Sat 8/85:10 am
DFW
- ONT
2 stops9h 02m
United Airlines
Deal found 6/9![United Airlines logo]()
$379
This Southwest deal was found by Cheapflights users on 6/9. 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 8/1112:30 pm
ONT
- SAT
2 stops7h 00m
Southwest
Mon 8/176:00 am
SAT
- ONT
1 stop5h 15m
Southwest
Deal found 6/9![Southwest logo]()
$323
This Alaska Airlines deal was found by Cheapflights users on 6/6. 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 9/44:50 pm
ONT
- AUS
2 stops20h 21m
Alaska Airlines
Mon 9/75:52 pm
AUS
- ONT
1 stop17h 59m
Alaska Airlines
Deal found 6/6![Alaska Airlines logo]()
$438
This Delta deal was found by Cheapflights users on 6/10. 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.
Sun 8/2310:00 pm
ONT
- IAH
1 stop8h 37m
Delta
Tue 8/252:27 pm
IAH
- ONT
2 stops11h 07m
Delta
Deal found 6/10![Delta logo]()
$366
This American Airlines deal was found by Cheapflights users on 6/6. 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 6/2611:59 pm
ONT
- MAF
1 stop6h 52m
American Airlines
Mon 7/66:46 pm
MAF
- ONT
1 stop5h 46m
American Airlines
Deal found 6/6![American Airlines logo]()
$447
This United Airlines deal was found by Cheapflights users on 6/8. 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.
Fri 8/141:18 pm
ONT
- SAT
1 stop5h 34m
United Airlines
Mon 8/174:12 pm
SAT
- ONT
2 stops8h 47m
United Airlines
Deal found 6/8![United Airlines logo]()
$382
This Southwest deal was found by Cheapflights users on 6/9. 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.
Wed 7/153:30 pm
ONT
- ELP
2 stops7h 55m
Southwest
Wed 7/228:00 pm
ELP
- ONT
1 stop4h 05m
Southwest
Deal found 6/9![Southwest logo]()
$342
This Delta deal was found by Cheapflights users on 6/11. 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.
Tue 7/79:40 am
ONT
- IAH
2 stops12h 19m
Delta
Tue 7/147:01 pm
IAH
- ONT
1 stop6h 47m
Delta
Deal found 6/11![Delta logo]()
$393
This Alaska Airlines deal was found by Cheapflights users on 6/7. 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 6/245:54 pm
ONT
- DFW
1 stop9h 08m
Alaska Airlines
Wed 7/14:16 pm
DFW
- ONT
1 stop8h 55m
Alaska Airlines
Deal found 6/7![Alaska Airlines logo]()
$481
This United Airlines deal was found by Cheapflights users on 6/6. 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 7/155:00 am
ONT
- DFW
2 stops10h 46m
United Airlines
Mon 7/204:50 pm
DFW
- ONT
1 stop5h 52m
United Airlines
Deal found 6/6![United Airlines logo]()
$422
This Southwest deal was found by Cheapflights users on 6/9. 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 7/74:35 pm
ONT
- HOU
1 stop4h 40m
Southwest
Tue 7/142:40 pm
HOU
- ONT
2 stops7h 20m
Southwest
Deal found 6/9![Southwest logo]()
$352
This Delta deal was found by Cheapflights users on 6/6. 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.
Wed 9/239:45 am
ONT
- IAH
1 stop6h 21m
Delta
Mon 9/284:05 pm
IAH
- ONT
2 stops9h 32m
Delta
Deal found 6/6![Delta logo]()
$412
This American Airlines deal was found by Cheapflights users on 6/8. 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 10/76:00 am
ONT
- CRP
1 stop7h 51m
American Airlines
Wed 10/146:21 pm
CRP
- ONT
1 stop6h 45m
American Airlines
Deal found 6/8![American Airlines logo]()
$565
This United Airlines deal was found by Cheapflights users on 6/10. 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 7/15:45 am
ONT
- DFW
1 stop5h 49m
United Airlines
Sat 7/45:10 am
DFW
- ONT
2 stops9h 37m
United Airlines
Deal found 6/10![United Airlines logo]()
$425
This Southwest deal was found by Cheapflights users on 6/10. 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 7/149:55 am
ONT
- AUS
Nonstop2h 50m
Southwest
Tue 7/216:50 am
AUS
- ONT
1 stop4h 25m
Southwest
Deal found 6/10![Southwest logo]()
$352
This Delta deal was found by Cheapflights users on 6/6. 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.
Wed 7/81:00 pm
ONT
- DFW
1 stop6h 23m
Delta
Wed 7/153:34 pm
DFW
- ONT
2 stops10h 14m
Delta
Deal found 6/6![Delta logo]()
$426
Last-minute flights from Ontario to TexasDiscover last-minute flight deals from Ontario to Texas. Data last updated June 11, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Texas. Data last updated June 11, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 6/11. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/79:32 am
ONT
- IAH
Nonstop3h 20m
Frontier
Tue 7/146:10 am
IAH
- ONT
Nonstop3h 22m
Frontier
Deal found 6/11![Frontier logo]()
$223
This Frontier deal was found by Cheapflights users on 6/11. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/149:32 am
ONT
- IAH
Nonstop3h 20m
Frontier
Wed 7/296:10 am
IAH
- ONT
Nonstop3h 22m
Frontier
Deal found 6/11![Frontier logo]()
$208
This Booking.com deal was found by Cheapflights users on 6/9. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/159:32 am
ONT
- IAH
Nonstop3h 20m
Frontier
Wed 7/226:10 am
IAH
- ONT
Nonstop3h 22m
Frontier
Deal found 6/9![Frontier logo]()
$210
This Super.com deal was found by Cheapflights users on 6/8. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/179:32 am
ONT
- IAH
Nonstop3h 20m
Frontier
Fri 7/316:10 am
IAH
- ONT
Nonstop3h 22m
Frontier
Deal found 6/8![Frontier logo]()
$195
This Super.com deal was found by Cheapflights users on 6/8. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/179:32 am
ONT
- IAH
Nonstop3h 20m
Frontier
Fri 7/246:10 am
IAH
- ONT
Nonstop3h 22m
Frontier
Deal found 6/8![Frontier logo]()
$197
This Super.com deal was found by Cheapflights users on 6/11. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/219:32 am
ONT
- IAH
Nonstop3h 20m
Frontier
Wed 7/226:10 am
IAH
- ONT
Nonstop3h 22m
Frontier
Deal found 6/11![Frontier logo]()
$206
This Super.com deal was found by Cheapflights users on 6/7. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/249:32 am
ONT
- IAH
Nonstop3h 20m
Frontier
Sun 8/26:10 am
IAH
- ONT
Nonstop3h 22m
Frontier
Deal found 6/7![Frontier logo]()
$196
This Frontier deal was found by Cheapflights users on 6/7. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/249:32 am
ONT
- IAH
Nonstop3h 20m
Frontier
Thu 7/306:10 am
IAH
- ONT
Nonstop3h 22m
Frontier
Deal found 6/7![Frontier logo]()
$198
This Super.com deal was found by Cheapflights users on 6/10. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/289:32 am
ONT
- IAH
Nonstop3h 20m
Frontier
Wed 7/296:10 am
IAH
- ONT
Nonstop3h 22m
Frontier
Deal found 6/10![Frontier logo]()
$204
This Kiwi.com deal was found by Cheapflights users on 6/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/289:32 am
ONT
- IAH
Nonstop3h 20m
Frontier
Tue 8/48:43 pm
IAH
- ONT
1 stop13h 20m
Frontier
Deal found 6/7![Frontier logo]()
$216
This Frontier deal was found by Cheapflights users on 6/10. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/299:32 am
ONT
- IAH
Nonstop3h 20m
Frontier
Tue 8/46:10 am
IAH
- ONT
Nonstop3h 22m
Frontier
Deal found 6/10![Frontier logo]()
$181
This Super.com deal was found by Cheapflights users on 6/7. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/319:32 am
ONT
- IAH
Nonstop3h 20m
Frontier
Sun 8/26:10 am
IAH
- ONT
Nonstop3h 22m
Frontier
Deal found 6/7![Frontier logo]()
$192
One-way flights from Ontario to TexasSearch for one-way flight options from Ontario to Texas. Find affordable one-way fares based on user searches. Data last updated June 11, 2026.
Search for one-way flight options from Ontario to Texas. Find affordable one-way fares based on user searches. Data last updated June 11, 2026.
This Super.com deal was found by Cheapflights users on 6/10. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:43 pm
ONT
- IAH
Nonstop3h 25m
Frontier
Deal found 6/10![Frontier logo]()
$75
This Frontier deal was found by Cheapflights users on 6/10. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/59:36 am
ONT
- IAH
Nonstop3h 20m
Frontier
Deal found 6/10![Frontier logo]()
$77
This Super.com deal was found by Cheapflights users on 6/9. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/265:43 pm
ONT
- IAH
Nonstop3h 25m
Frontier
Deal found 6/9![Frontier logo]()
$78
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/85:43 pm
ONT
- IAH
Nonstop3h 25m
Frontier
Deal found 6/10![Frontier logo]()
$87
This Kiwi.com deal was found by Cheapflights users on 6/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/46:00 am
ONT
- AUS
1 stop11h 27m
Frontier
Deal found 6/6![Frontier logo]()
$88
This Trip.com deal was found by Cheapflights users on 6/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/156:00 am
ONT
- AUS
1 stop10h 58m
Frontier
Deal found 6/8![Frontier logo]()
$89
This Trip.com deal was found by Cheapflights users on 6/7. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/226:00 am
ONT
- AUS
1 stop11h 30m
Frontier
Deal found 6/7![Frontier logo]()
$90
This Frontier deal was found by Cheapflights users on 6/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/25:43 pm
ONT
- IAH
Nonstop3h 25m
Frontier
Deal found 6/9![Frontier logo]()
$93
This Kiwi.com deal was found by Cheapflights users on 6/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/66:00 am
ONT
- AUS
1 stop10h 48m
Frontier
Deal found 6/7![Frontier logo]()
$95
This Super.com deal was found by Cheapflights users on 6/7. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/319:32 am
ONT
- IAH
Nonstop3h 20m
Frontier
Deal found 6/7![Frontier logo]()
$96
This Southwest deal was found by Cheapflights users on 6/11. 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 8/41:15 pm
ONT
- AUS
1 stop7h 40m
Southwest
Deal found 6/11![Southwest logo]()
$96
This Super.com deal was found by Cheapflights users on 6/6. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/179:32 am
ONT
- IAH
Nonstop3h 20m
Frontier
Deal found 6/6![Frontier logo]()
$98
Find flight deals from Ontario to Texas
Keep the following information in mind while searching for Ontario to Texas flight deals. Data was last updated June 11, 2026.
Round-trip from | $165 (Frontier) |
|---|---|
One-way from | $75 (Super.com) |
Popular in | June |
Cheapest in | August |
Average price | $368 |
Good round-trip deal | $275 or less |
Good one-way deal | $138 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Texas 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 June 11, 2026.
Use the filters below to find and compare flights from Ontario to Texas that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioEl Paso
ONT - ELP
ONTELP
Ontario
Thu 7/9
6:00 am-5:13 pm
1 stop10h 13m
El Paso
Mon 7/13
8:14 pm-8:03 am
1 stop12h 49m
$248
Quickest round-trip
OntarioAustin
ONT - AUS
ONTAUS
Ontario
Wed 8/19
8:25 am-1:15 pm
Nonstop2h 50m
Austin Bergstrom
Wed 8/26
10:50 am-11:50 am
Nonstop3h 00m
$263
OntarioDallas
ONT - DAL
ONTDAL
Ontario
Wed 8/5
7:45 am-3:25 pm
1 stop5h 40m
Dallas Love Field
Wed 8/12
6:35 pm-10:00 pm
1 stop5h 25m
$267
OntarioAustin
ONT - AUS
ONTAUS
Ontario
Sat 9/5
1:06 pm-9:31 pm
1 stop6h 25m
Austin Bergstrom
Fri 9/25
6:05 pm-11:37 pm
1 stop7h 32m
$287
OntarioAustin
ONT - AUS
ONTAUS
Ontario
Tue 7/28
10:49 am-7:27 pm
1 stop6h 38m
Austin Bergstrom
Fri 7/31
12:47 pm-3:54 pm
1 stop5h 07m
$296
OntarioMcAllen
ONT - MFE
ONTMFE
Ontario
Thu 8/20
7:13 pm-8:53 am
2 stops11h 40m
McAllen Miller Intl
Sat 8/22
2:08 pm-6:12 pm
1 stop6h 04m
$302
OntarioHouston
ONT - HOU
ONTHOU
Ontario
Wed 7/15
12:05 pm-8:05 pm
1 stop6h 00m
Houston Hobby
Wed 7/15
9:25 pm-10:35 pm
Nonstop3h 10m
$307
OntarioHouston
ONT - HOU
ONTHOU
Ontario
Thu 10/22
6:00 am-2:45 pm
1 stop6h 45m
Houston Hobby
Mon 10/26
8:05 am-9:25 am
Nonstop3h 20m
$308
OntarioSan Antonio
ONT - SAT
ONTSAT
Ontario
Tue 8/11
12:30 pm-9:30 pm
2 stops7h 00m
San Antonio
Mon 8/17
6:00 am-9:15 am
1 stop5h 15m
$323
OntarioEl Paso
ONT - ELP
ONTELP
Ontario
Wed 7/15
3:30 pm-12:25 am
2 stops7h 55m
El Paso
Wed 7/22
8:00 pm-11:05 pm
1 stop4h 05m
$342
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Ontario to Texas
Have a flexible travel schedule? Discover the best time to fly to Texas from Ontario with our price prediction graph.
ONT-IAH
ONT-AUS
ONT-ELP
ONT-HOU
ONT-DAL
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 Ontario to Texas
ONT-USTX
ONT-IAH
ONT-AUS
ONT-ELP
ONT-HOU
What is the cheapest month to book a flight from Ontario to Texas?
Currently, October is the cheapest month in which you can book a flight from Ontario to Texas (average of $317). Flying from Ontario to Texas in January is currently the most expensive (average of $723). 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.
What is the cheapest time of day to fly from ONT to TX?
Find hourly flight availability from Ontario to Texas. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 11, 2026.
A simple way to save on the total cost of your ticket is to fly from Ontario to Texas in the evening. If you’re flexible enough to do this you can expect to save up to 32% on your trip compared to booking a flight in the morning.
Weekly flight availability from Ontario to Texas
Explore weekly flight availability from Ontario to Texas. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 11, 2026.
The most flights from ONT to USTX are scheduled on a Monday (22 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (16 on average).
How much does it cost to fly round-trip from Ontario to Texas?
How far ahead should I book a flight from Ontario to Texas?
The best time to book flights from Ontario to Texas is 89 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest day to fly from Ontario to Texas?
Use this chart to determine the cheapest time to fly round-trip from Ontario to Texas. Price data was last updated on June 8, 2026.
Travelers seeking maximum savings on their Ontario to Texas flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Texas
Get insights into the airlines that provide service to Texas. 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 Texas. Reviews last updated June 11, 2026.
Get a feel of what it's like to fly with Southwest,Delta, andUnited Airlines from Ontario to Texas by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.9
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Crew
8.6
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Overall
7.9
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Crew
8.6
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Overall
7.9
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Crew
8.6
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Overall
7.9
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Crew
8.6
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Overall
7.9
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Crew
8.6
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Overall
7.9
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Crew
8.6
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Related info for your journey
Find useful and relevant information for your journey from Ontario to Texas. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Ontario to Texas
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Texas by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ontario to Texas by cabin class
Find flights from Ontario to Texas, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Ontario and Texas flights
Browse other Ontario and Texas flight options. Last updated on June 11, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Ontario to Texas flights
Consider these flights traveling from Ontario to Texas.
Top 6 airlines flying from Ontario to Texas
Discover the top 6 airlines that operate flights from Ontario to Texas. 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 June 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$85 | Average$249 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$120 | Average$331 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$159 | Average$391 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$168 | Average$401 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$179 | Average$396 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$300 | Average$533 | FlexibilityNo cancel fee | On-time75% |