$125+ Cheap flights from Ontario (ONT) to Louisiana
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — MSY
Oct 14 — Oct 211
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Louisiana 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 Ontario to Louisiana
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Cheapest flights from Ontario to LouisianaExplore the most affordable flight options available from Ontario to Louisiana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 14, 2026.
Explore the most affordable flight options available from Ontario to Louisiana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 14, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/18:00 am -
1 stop10h 04m
Sun 10/49:00 pm -
1 stop12h 04m
Deal found 9/9![Frontier logo]()
$192
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/18:00 am -
1 stop10h 04m
Mon 10/59:00 pm -
1 stop14h 09m
Deal found 9/9![Frontier logo]()
$193
This Kiwi.com deal was found by Cheapflights users on 9/12. 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 11/128:35 pm -
1 stop19h 04m
Mon 11/166:34 pm -
1 stop17h 06m
Deal found 9/12![Frontier logo]()
$217
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Thu 11/58:03 pm -
1 stop18h 10m
Thu 11/125:08 pm -
1 stop28h 00m
Deal found 9/10![Frontier logo]()
$224
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/18:00 am -
1 stop10h 04m
Fri 10/2310:07 pm -
1 stop13h 02m
Deal found 9/11![Frontier logo]()
$235
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Thu 10/228:35 pm -
1 stop22h 47m
Mon 10/2610:07 pm -
1 stop13h 33m
Deal found 9/10![Frontier logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2911:52 am -
1 stop19h 58m
Thu 11/510:45 am -
1 stop15h 06m
Deal found 9/9![Frontier logo]()
$244
This Expedia deal was found by Cheapflights users on 9/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/28:00 am -
1 stop10h 04m
Mon 10/510:48 am -
1 stop25h 42m
Deal found 9/11![Frontier logo]()
$246
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/28:35 pm -
1 stop6h 25m
Thu 11/55:08 pm -
2 stops8h 43m
Deal found 9/9![Multiple Airlines logo]()
$256
This American Airlines deal was found by Cheapflights users on 9/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1111:59 pm -
1 stop8h 06m
Sat 10/175:27 pm -
1 stop5h 44m
Deal found 9/10![American Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 9/10. 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.
Mon 11/911:10 pm -
1 stop8h 29m
Tue 11/176:00 am -
1 stop7h 08m
Deal found 9/10![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Sun 10/116:00 am -
1 stop5h 22m
Sat 10/175:15 am -
2 stops12h 07m
Deal found 9/10![United Airlines logo]()
$364
Best flights from Ontario to LouisianaDiscover carefully curated flight deals from Ontario to Louisiana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 14, 2026.
Discover carefully curated flight deals from Ontario to Louisiana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 14, 2026.
This American Airlines deal was found by Cheapflights users on 9/9. 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.
Mon 1/2512:44 pm -
1 stop5h 38m
Sun 1/316:00 am -
1 stop5h 50m
Deal found 9/9![American Airlines logo]()
$339
This Delta deal was found by Cheapflights users on 9/12. 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 1/257:00 am -
1 stop7h 44m
Sun 1/316:00 am -
1 stop7h 27m
Deal found 9/12![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 9/12. 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 12/95:45 am -
1 stop7h 30m
Wed 12/1612:05 pm -
2 stops10h 33m
Deal found 9/12![United Airlines logo]()
$384
This Southwest deal was found by Cheapflights users on 9/13. 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 10/2911:00 am -
2 stops11h 25m
Sun 11/16:10 am -
1 stop7h 20m
Deal found 9/13![Southwest logo]()
$432
This Delta deal was found by Cheapflights users on 9/12. 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.
Thu 12/317:05 am -
1 stop9h 51m
Wed 1/136:00 am -
1 stop7h 27m
Deal found 9/12![Delta logo]()
$379
This Delta deal was found by Cheapflights users on 9/11. 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.
Sat 11/1412:18 pm -
1 stop6h 35m
Wed 11/186:00 am -
1 stop7h 08m
Deal found 9/11![Delta logo]()
$379
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Thu 11/56:00 am -
1 stop7h 31m
Sat 11/74:06 pm -
1 stop7h 34m
Deal found 9/10![United Airlines logo]()
$418
This Southwest deal was found by Cheapflights users on 9/9. 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.
Sun 2/71:20 pm -
1 stop6h 45m
Thu 2/115:30 am -
1 stop6h 15m
Deal found 9/9![Southwest logo]()
$432
This Delta deal was found by Cheapflights users on 9/11. 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.
Fri 11/1311:10 pm -
1 stop8h 29m
Tue 11/176:00 am -
1 stop7h 08m
Deal found 9/11![Delta logo]()
$379
This United Airlines deal was found by Cheapflights users on 9/9. 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 1/306:00 am -
1 stop7h 33m
Wed 2/34:08 pm -
1 stop7h 32m
Deal found 9/9![United Airlines logo]()
$429
This Delta deal was found by Cheapflights users on 9/12. 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 12/2910:29 pm -
1 stop9h 27m
Wed 1/136:00 am -
1 stop7h 27m
Deal found 9/12![Delta logo]()
$379
This United Airlines deal was found by Cheapflights users on 9/12. 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.
Tue 12/15:45 am -
1 stop7h 35m
Mon 12/74:00 pm -
1 stop7h 59m
Deal found 9/12![United Airlines logo]()
$438
This Southwest deal was found by Cheapflights users on 9/12. 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 11/128:05 am -
2 stops8h 25m
Mon 11/163:20 pm -
2 stops7h 20m
Deal found 9/12![Southwest logo]()
$515
This Delta deal was found by Cheapflights users on 9/12. 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 12/2810:29 pm -
1 stop9h 27m
Sun 1/106:00 am -
1 stop7h 27m
Deal found 9/12![Delta logo]()
$409
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Tue 2/26:00 am -
1 stop7h 36m
Sat 2/64:08 pm -
1 stop7h 32m
Deal found 9/9![United Airlines logo]()
$459
This Southwest deal was found by Cheapflights users on 9/9. 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.
Mon 11/2312:10 pm -
2 stops7h 40m
Mon 11/306:20 am -
2 stops7h 30m
Deal found 9/9![Southwest logo]()
$519
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Tue 10/275:00 am -
2 stops13h 07m
Sat 10/314:06 pm -
1 stop7h 34m
Deal found 9/10![United Airlines logo]()
$469
This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/247:00 am -
1 stop8h 31m
Tue 2/23:25 pm -
1 stop8h 49m
Deal found 9/9![Delta logo]()
$432
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Mon 11/96:37 pm -
2 stops12h 13m
Wed 11/185:00 am -
2 stops9h 29m
Deal found 9/10![United Airlines logo]()
$469
This Delta deal was found by Cheapflights users on 9/12. 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 1/17:05 am -
1 stop9h 51m
Thu 1/146:00 am -
1 stop7h 27m
Deal found 9/12![Delta logo]()
$439
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/215:00 am -
2 stops13h 00m
Sat 10/249:45 am -
2 stops10h 01m
Deal found 9/9![United Airlines logo]()
$474
This Delta deal was found by Cheapflights users on 9/12. 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 12/2710:29 pm -
1 stop9h 27m
Wed 1/135:00 pm -
1 stop7h 14m
Deal found 9/12![Delta logo]()
$439
This United Airlines deal was found by Cheapflights users on 9/12. 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 12/95:45 am -
1 stop7h 47m
Wed 12/164:07 pm -
1 stop7h 52m
Deal found 9/12![United Airlines logo]()
$479
This American Airlines deal was found by Cheapflights users on 9/12. 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 9/278:25 am -
1 stop7h 49m
Thu 10/11:44 pm -
2 stops10h 59m
Deal found 9/12![American Airlines logo]()
$940
This Delta deal was found by Cheapflights users on 9/11. 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.
Sat 11/1412:18 pm -
1 stop7h 19m
Tue 11/175:30 am -
1 stop7h 38m
Deal found 9/11![Delta logo]()
$469
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Thu 10/86:00 am -
1 stop7h 30m
Mon 10/124:05 pm -
1 stop7h 54m
Deal found 9/9![United Airlines logo]()
$479
This Delta deal was found by Cheapflights users on 9/11. 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.
Fri 11/1311:10 pm -
1 stop7h 37m
Tue 11/175:30 am -
1 stop7h 38m
Deal found 9/11![Delta logo]()
$469
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Tue 10/206:00 am -
1 stop7h 32m
Sat 10/244:07 pm -
1 stop7h 52m
Deal found 9/13![United Airlines logo]()
$479
This Delta deal was found by Cheapflights users on 9/11. 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.
Sun 11/1511:10 pm -
1 stop6h 53m
Tue 11/175:30 am -
1 stop7h 38m
Deal found 9/11![Delta logo]()
$488
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Fri 10/29:25 am -
2 stops11h 34m
Sat 10/34:10 pm -
1 stop7h 49m
Deal found 9/9![United Airlines logo]()
$499
Last-minute flights from Ontario to LouisianaDiscover last-minute flight deals from Ontario to Louisiana. Data last updated September 14, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Louisiana. Data last updated September 14, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/18:00 am -
1 stop10h 04m
Sun 10/49:00 pm -
1 stop12h 04m
Deal found 9/9![Frontier logo]()
$192
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/18:00 am -
1 stop10h 04m
Mon 10/59:00 pm -
1 stop14h 09m
Deal found 9/9![Frontier logo]()
$193
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/18:00 am -
1 stop10h 04m
Fri 10/2310:07 pm -
1 stop13h 02m
Deal found 9/11![Frontier logo]()
$235
This Expedia deal was found by Cheapflights users on 9/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/28:00 am -
1 stop10h 04m
Mon 10/510:48 am -
1 stop25h 42m
Deal found 9/11![Frontier logo]()
$246
This American Airlines deal was found by Cheapflights users on 9/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1111:59 pm -
1 stop8h 06m
Sat 10/175:27 pm -
1 stop5h 44m
Deal found 9/10![American Airlines logo]()
$359
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Sun 10/116:00 am -
1 stop5h 22m
Sat 10/175:15 am -
2 stops12h 07m
Deal found 9/10![United Airlines logo]()
$364
This American Airlines deal was found by Cheapflights users on 9/13. 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 10/1311:59 pm -
1 stop8h 06m
Mon 10/198:07 pm -
1 stop5h 45m
Deal found 9/13![American Airlines logo]()
$379
This Expedia deal was found by Cheapflights users on 9/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/153:38 pm -
1 stop27h 44m
Mon 10/1910:07 pm -
1 stop14h 24m
Deal found 9/13![Frontier logo]()
$267
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/188:03 pm -
1 stop18h 27m
Thu 10/225:25 pm -
1 stop27h 43m
Deal found 9/11![Frontier logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Thu 10/228:35 pm -
1 stop22h 47m
Mon 10/2610:07 pm -
1 stop13h 33m
Deal found 9/10![Frontier logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2911:52 am -
1 stop19h 58m
Thu 11/510:45 am -
1 stop15h 06m
Deal found 9/9![Frontier logo]()
$244
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/298:35 pm -
1 stop19h 04m
Mon 11/26:34 pm -
1 stop17h 06m
Deal found 9/9![Frontier logo]()
$265
One-way flights from Ontario to LouisianaSearch for one-way flight options from Ontario to Louisiana. Find affordable one-way fares based on user searches. Data last updated September 14, 2026.
Search for one-way flight options from Ontario to Louisiana. Find affordable one-way fares based on user searches. Data last updated September 14, 2026.
This Super.com deal was found by Cheapflights users on 9/10. 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.
Wed 10/286:25 am -
1 stop25h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$125
This Expedia deal was found by Cheapflights users on 9/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/12:30 pm -
1 stop27h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Frontier logo]()
$128
This Trip.com deal was found by Cheapflights users on 9/10. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:25 am -
1 stop25h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$131
This Super.com deal was found by Cheapflights users on 9/9. 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.
Thu 11/58:35 pm -
1 stop19h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Frontier logo]()
$132
This Super.com deal was found by Cheapflights users on 9/10. 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.
Thu 10/153:38 pm -
1 stop27h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$137
This Mytrip deal was found by Cheapflights users on 9/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2111:52 am -
1 stop19h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$138
This Mytrip deal was found by Cheapflights users on 9/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/268:00 am -
1 stop11h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$139
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Wed 11/45:07 pm -
1 stop10h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Multiple Airlines logo]()
$143
This Kiwi.com deal was found by Cheapflights users on 9/12. 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.
Mon 11/28:35 pm -
1 stop6h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Multiple Airlines logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Mon 10/58:00 am -
1 stop10h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Thu 10/81:38 pm -
1 stop29h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$209
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Mon 11/236:00 am -
1 stop7h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![United Airlines logo]()
$239
Find flight deals from Ontario to Louisiana
Keep the following information in mind while searching for Ontario to Louisiana flight deals. Data was last updated September 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $192 (Kiwi.com) |
One-way from | $125 (Super.com) |
Popular in | April |
Cheapest in | December |
Average price | $376 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Louisiana 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 7,457,451 searches. Data last updated September 14, 2026.
Use the filters below to find and compare flights from Ontario to Louisiana that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioNew Orleans
ONT Ontario - MSY New Orleans Louis Armstrong
ONTMSY
Ontario
Thu 12/10
12:50 pm-9:45 pm
2 stops6h 55m
New Orleans Louis Armstrong
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$184
Quickest round-trip
OntarioNew Orleans
ONT Ontario - MSY New Orleans Louis Armstrong
ONTMSY
Ontario
Sat 2/20
6:00 am-1:15 pm
1 stop5h 15m
New Orleans Louis Armstrong
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$239
OntarioBaton Rouge
ONT Ontario - BTR Baton Rouge Ryan
ONTBTR
Ontario
Mon 11/23
6:00 am-3:38 pm
1 stop7h 38m
Baton Rouge Ryan
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$239
OntarioNew Orleans
ONT Ontario - MSY New Orleans Louis Armstrong
ONTMSY
Ontario
Mon 11/23
11:55 pm-11:35 am
2 stops9h 40m
New Orleans Louis Armstrong
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$240
OntarioNew Orleans
ONT Ontario - MSY New Orleans Louis Armstrong
ONTMSY
Ontario
Thu 12/17
6:30 am-6:30 pm
2 stops10h 00m
New Orleans Louis Armstrong
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$240
OntarioNew Orleans
ONT Ontario - MSY New Orleans Louis Armstrong
ONTMSY
Ontario
Tue 10/20
1:22 pm-9:44 pm
1 stop6h 22m
New Orleans Louis Armstrong
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$275
OntarioNew Orleans
ONT Ontario - MSY New Orleans Louis Armstrong
ONTMSY
Ontario
Fri 2/26
1:00 pm-9:27 pm
1 stop6h 27m
New Orleans Louis Armstrong
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$275
OntarioNew Orleans
ONT Ontario - MSY New Orleans Louis Armstrong
ONTMSY
Ontario
Tue 3/2
1:00 pm-9:27 pm
1 stop6h 27m
New Orleans Louis Armstrong
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$275
OntarioNew Orleans
ONT Ontario - MSY New Orleans Louis Armstrong
ONTMSY
Ontario
Tue 12/8
5:00 am-1:38 pm
1 stop6h 38m
New Orleans Louis Armstrong
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$285
OntarioNew Orleans
ONT Ontario - MSY New Orleans Louis Armstrong
ONTMSY
Ontario
Mon 11/9
5:00 am-1:38 pm
1 stop6h 38m
New Orleans Louis Armstrong
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$285
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Ontario to Louisiana
Have a flexible travel schedule? Discover the best time to fly to Louisiana from Ontario with our price prediction graph.
ONT-MSY
ONT-BTR
ONT-SHV
ONT-LFT
ONT-AEX
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 Louisiana
ONT-USLA
ONT-MSY
ONT-BTR
ONT-SHV
ONT-LFT
What is the cheapest month to book a flight from Ontario to Louisiana?
Currently, September is the cheapest month in which you can book a flight from Ontario to Louisiana (average of $399). Flying from Ontario to Louisiana in June is currently the most expensive (average of $580). 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 Ontario to Louisiana?
Airfare is below average for this route at the moment.
Ontario to Louisiana flights typically cost between $368 and $512 in October.The cheapest round-trip price found within the last 5 days was $192 on Frontier (Oct 1-Oct 4).
How far ahead should I book a flight from Ontario to Louisiana?
The best time to book flights from Ontario to Louisiana is 50 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.
Reviews of airlines servicing Louisiana
Get insights into the airlines that provide service to Louisiana. 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 Louisiana. Reviews last updated September 14, 2026.
See what other customers who have flown with Southwest,Delta, andUnited Airlines from Ontario to Louisiana have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Entertainment
7.5
Boarding
8.1
Overall
8.0
Comfort
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Entertainment
7.5
Boarding
8.1
Overall
8.0
Comfort
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Entertainment
7.5
Boarding
8.1
Overall
8.0
Comfort
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Entertainment
7.5
Boarding
8.1
Overall
8.0
Comfort
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Entertainment
7.5
Boarding
8.1
Overall
8.0
Comfort
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Entertainment
7.5
Boarding
8.1
Overall
8.0
Comfort
8.0
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 Louisiana. 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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Alternative routes for Ontario to Louisiana
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Complete your trip
Complete your trip to Louisiana by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ontario to Louisiana by cabin class
Find flights from Ontario to Louisiana, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Ontario and Louisiana flights
Browse other Ontario and Louisiana flight options. Last updated on September 14, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Ontario to Louisiana flights
Consider these flights traveling from Ontario to Louisiana.
Top 5 airlines flying from Ontario to Louisiana
Discover the top 5 airlines that operate flights from Ontario to Louisiana. 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 7,457,451 searches. Data last updated September 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$95 | Average$331 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$177 | Average$386 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$248 | Average$457 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$308 | Average$505 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$333 | Average$471 | FlexibilityNo cancel fee | On-time63% |