$134+ Cheap flights from Ontario (ONT) to Mississippi
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 8/24. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — JAN
Aug 28 — Sep 41
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Mississippi 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 Mississippi
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Cheapest flights from Ontario to MississippiExplore the most affordable flight options available from Ontario to Mississippi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2026.
Explore the most affordable flight options available from Ontario to Mississippi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2026.
This Frontier deal was found by Cheapflights users on 7/27. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:00 am
ONT
- MEM
1 stop11h 06m
Frontier
Mon 8/317:51 pm
MEM
- ONT
1 stop5h 59m
Frontier
Deal found 7/27![Frontier logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 9/258:00 am
ONT
- MEM
1 stop10h 22m
Multiple Airlines
Mon 9/289:00 pm
MEM
- ONT
1 stop14h 09m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$273
This Frontier deal was found by Cheapflights users on 7/29. 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 9/106:15 am
ONT
- MEM
1 stop7h 25m
Frontier
Sun 9/134:35 pm
MEM
- ONT
1 stop9h 12m
Frontier
Deal found 7/29![Frontier logo]()
$288
This CheapOair deal was found by Cheapflights users on 7/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/282:35 pm
ONT
- MEM
1 stop21h 47m
Frontier
Sun 11/13:17 pm
MEM
- ONT
1 stop21h 26m
Frontier
Deal found 7/27![Frontier logo]()
$298
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 9/27:56 pm
ONT
- MEM
2 stops37h 55m
Multiple Airlines
Mon 9/77:51 pm
MEM
- ONT
1 stop29h 59m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$302
This Frontier deal was found by Cheapflights users on 7/25. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/126:00 am
ONT
- MEM
1 stop11h 03m
Frontier
Fri 8/217:51 pm
MEM
- ONT
1 stop5h 59m
Frontier
Deal found 7/25![Frontier logo]()
$305
This United Airlines deal was found by Cheapflights users on 7/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/241:18 pm
ONT
- MEM
1 stop5h 24m
United Airlines
Thu 8/274:33 pm
MEM
- ONT
1 stop6h 20m
United Airlines
Deal found 7/25![United Airlines logo]()
$306
This Frontier deal was found by Cheapflights users on 7/25. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/146:00 am
ONT
- MEM
1 stop11h 03m
Frontier
Fri 8/217:51 pm
MEM
- ONT
1 stop5h 59m
Frontier
Deal found 7/25![Frontier logo]()
$308
This CheapOair deal was found by Cheapflights users on 7/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:15 am
ONT
- MEM
1 stop6h 07m
Frontier
Sun 11/153:17 pm
MEM
- ONT
1 stop21h 26m
Frontier
Deal found 7/27![Frontier logo]()
$309
This Delta deal was found by Cheapflights users on 7/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/277:05 am
ONT
- AEX
1 stop7h 20m
Delta
Tue 2/236:00 am
AEX
- ONT
1 stop7h 27m
Delta
Deal found 7/26![Delta logo]()
$328
This Delta deal was found by Cheapflights users on 7/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2112:00 pm
ONT
- AEX
1 stop7h 41m
Delta
Mon 2/226:00 am
AEX
- ONT
1 stop7h 27m
Delta
Deal found 7/26![Delta logo]()
$358
This American Airlines deal was found by Cheapflights users on 7/27. 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.
Thu 8/272:27 pm
ONT
- GPT
1 stop6h 49m
American Airlines
Sun 8/305:31 am
GPT
- ONT
1 stop6h 03m
American Airlines
Deal found 7/27![American Airlines logo]()
$359
Best flights from Ontario to MississippiDiscover carefully curated flight deals from Ontario to Mississippi that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2026.
Discover carefully curated flight deals from Ontario to Mississippi that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2026.
This Southwest deal was found by Cheapflights users on 7/26. 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.
Sat 9/126:55 am
ONT
- MEM
1 stop7h 50m
Southwest
Mon 9/145:45 am
MEM
- ONT
1 stop5h 30m
Southwest
Deal found 7/26![Southwest logo]()
$311
This Delta deal was found by Cheapflights users on 7/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2112:00 pm
ONT
- AEX
1 stop7h 41m
Delta
Sat 2/275:00 pm
AEX
- ONT
1 stop7h 14m
Delta
Deal found 7/26![Delta logo]()
$328
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 9/1611:45 am
ONT
- MEM
1 stop25h 55m
Frontier
Sun 9/204:35 pm
MEM
- ONT
1 stop19h 55m
Frontier
Deal found 7/29![Frontier logo]()
$339
This American Airlines deal was found by Cheapflights users on 7/25. 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 9/162:22 pm
ONT
- GPT
1 stop7h 02m
American Airlines
Wed 9/236:22 pm
GPT
- ONT
1 stop6h 15m
American Airlines
Deal found 7/25![American Airlines logo]()
$359
This United Airlines deal was found by Cheapflights users on 7/26. 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 8/236:00 am
ONT
- BTR
1 stop7h 30m
United Airlines
Sun 8/309:35 am
BTR
- ONT
2 stops12h 26m
United Airlines
Deal found 7/26![United Airlines logo]()
$364
This American Airlines deal was found by Cheapflights users on 7/24. 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.
Fri 8/2112:33 pm
ONT
- MOB
1 stop8h 26m
American Airlines
Sun 8/235:30 am
MOB
- ONT
1 stop6h 04m
American Airlines
Deal found 7/24![American Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 7/28. 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 8/2212:00 pm
ONT
- MOB
1 stop7h 01m
Delta
Mon 8/244:37 pm
MOB
- ONT
1 stop7h 15m
Delta
Deal found 7/28![Delta logo]()
$359
This Southwest deal was found by Cheapflights users on 7/27. 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 9/2111:00 am
ONT
- JAN
1 stop7h 15m
Southwest
Mon 9/285:55 am
JAN
- ONT
1 stop5h 20m
Southwest
Deal found 7/27![Southwest logo]()
$366
This United Airlines deal was found by Cheapflights users on 7/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:00 am
ONT
- BTR
1 stop7h 38m
United Airlines
Wed 1/67:00 am
BTR
- ONT
2 stops12h 47m
United Airlines
Deal found 7/28![United Airlines logo]()
$384
This Delta deal was found by Cheapflights users on 7/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1112:22 pm
ONT
- BTR
1 stop7h 40m
Delta
Wed 1/66:00 am
BTR
- ONT
2 stops12h 12m
Delta
Deal found 7/25![Delta logo]()
$364
This United Airlines deal was found by Cheapflights users on 7/26. 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.
Thu 8/275:00 am
ONT
- AEX
2 stops8h 30m
United Airlines
Sun 8/304:08 pm
AEX
- ONT
1 stop7h 51m
United Airlines
Deal found 7/26![United Airlines logo]()
$391
This American Airlines deal was found by Cheapflights users on 7/28. 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.
Wed 8/1212:33 pm
ONT
- AEX
1 stop8h 26m
American Airlines
Sun 8/165:00 am
AEX
- ONT
1 stop6h 34m
American Airlines
Deal found 7/28![American Airlines logo]()
$398
This Delta deal was found by Cheapflights users on 7/29. 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 9/27:05 am
ONT
- MEM
1 stop7h 50m
Delta
Sat 9/57:10 am
MEM
- ONT
1 stop7h 06m
Delta
Deal found 7/29![Delta logo]()
$365
This Southwest deal was found by Cheapflights users on 7/24. 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 8/2310:10 am
ONT
- JAN
1 stop8h 05m
Southwest
Sat 9/196:00 am
JAN
- ONT
2 stops8h 20m
Southwest
Deal found 7/24![Southwest logo]()
$410
This United Airlines deal was found by Cheapflights users on 7/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/105:00 am
ONT
- GPT
2 stops12h 34m
United Airlines
Sat 11/144:55 pm
GPT
- ONT
1 stop6h 45m
United Airlines
Deal found 7/25![United Airlines logo]()
$395
This Delta deal was found by Cheapflights users on 7/24. 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 8/215:05 pm
ONT
- MOB
2 stops13h 26m
Delta
Sun 8/234:37 pm
MOB
- ONT
1 stop7h 15m
Delta
Deal found 7/24![Delta logo]()
$374
This American Airlines deal was found by Cheapflights users on 7/25. 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.
Sun 8/2312:59 pm
ONT
- JAN
2 stops8h 32m
American Airlines
Sat 9/197:02 am
JAN
- ONT
1 stop8h 23m
American Airlines
Deal found 7/25![American Airlines logo]()
$446
This United Airlines deal was found by Cheapflights users on 7/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/259:01 am
ONT
- MEM
2 stops9h 41m
United Airlines
Thu 8/278:30 am
MEM
- ONT
1 stop6h 20m
United Airlines
Deal found 7/28![United Airlines logo]()
$416
This Southwest deal was found by Cheapflights users on 7/29. 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 9/167:45 am
ONT
- MEM
2 stops8h 05m
Southwest
Sun 9/206:10 am
MEM
- ONT
2 stops7h 35m
Southwest
Deal found 7/29![Southwest logo]()
$459
This Delta deal was found by Cheapflights users on 7/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/165:11 pm
ONT
- MOB
2 stops13h 21m
Delta
Thu 1/214:15 pm
MOB
- ONT
1 stop7h 59m
Delta
Deal found 7/26![Delta logo]()
$394
This United Airlines deal was found by Cheapflights users on 7/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:00 am
ONT
- AEX
1 stop7h 30m
United Airlines
Sat 10/319:30 am
AEX
- ONT
2 stops13h 21m
United Airlines
Deal found 7/25![United Airlines logo]()
$424
This American Airlines deal was found by Cheapflights users on 7/29. 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 12/36:30 am
ONT
- GTR
1 stop6h 46m
American Airlines
Mon 12/73:48 pm
GTR
- ONT
2 stops19h 05m
American Airlines
Deal found 7/29![American Airlines logo]()
$482
This Delta deal was found by Cheapflights users on 7/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2412:00 pm
ONT
- AEX
1 stop7h 41m
Delta
Thu 2/256:00 am
AEX
- ONT
1 stop7h 27m
Delta
Deal found 7/26![Delta logo]()
$403
This United Airlines deal was found by Cheapflights users on 7/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/125:00 am
ONT
- AEX
2 stops13h 00m
United Airlines
Sun 8/164:08 pm
AEX
- ONT
1 stop7h 51m
United Airlines
Deal found 7/28![United Airlines logo]()
$424
This American Airlines deal was found by Cheapflights users on 7/26. 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 10/22:22 pm
ONT
- MOB
1 stop6h 36m
American Airlines
Tue 10/136:17 pm
MOB
- ONT
1 stop6h 23m
American Airlines
Deal found 7/26![American Airlines logo]()
$482
This Delta deal was found by Cheapflights users on 7/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/277:05 am
ONT
- JAN
1 stop7h 11m
Delta
Sun 8/305:01 pm
JAN
- ONT
1 stop6h 51m
Delta
Deal found 7/27![Delta logo]()
$405
This United Airlines deal was found by Cheapflights users on 7/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/205:00 am
ONT
- MEM
1 stop7h 50m
United Airlines
Mon 8/248:30 am
MEM
- ONT
2 stops11h 41m
United Airlines
Deal found 7/25![United Airlines logo]()
$434
This United Airlines deal was found by Cheapflights users on 7/29. 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 8/181:18 pm
ONT
- MEM
1 stop5h 24m
United Airlines
Wed 8/194:33 pm
MEM
- ONT
1 stop6h 20m
United Airlines
Deal found 7/29![United Airlines logo]()
$436
This Delta deal was found by Cheapflights users on 7/28. 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 8/2110:00 pm
ONT
- BTR
1 stop9h 39m
Delta
Sun 8/233:57 pm
BTR
- ONT
1 stop7h 55m
Delta
Deal found 7/28![Delta logo]()
$439
This United Airlines deal was found by Cheapflights users on 7/24. 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.
Sat 8/85:00 am
ONT
- MOB
2 stops11h 14m
United Airlines
Wed 8/1210:59 am
MOB
- ONT
2 stops11h 54m
United Airlines
Deal found 7/24![United Airlines logo]()
$439
Last-minute flights from Ontario to MississippiDiscover last-minute flight deals from Ontario to Mississippi. Data last updated July 29, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Mississippi. Data last updated July 29, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 7/27. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2910:49 am
ONT
- MEM
1 stop6h 14m
Frontier
Mon 8/107:48 pm
MEM
- ONT
1 stop6h 02m
Frontier
Deal found 7/27![Frontier logo]()
$345
This Frontier deal was found by Cheapflights users on 7/25. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/126:00 am
ONT
- MEM
1 stop11h 03m
Frontier
Fri 8/217:51 pm
MEM
- ONT
1 stop5h 59m
Frontier
Deal found 7/25![Frontier logo]()
$305
This Frontier deal was found by Cheapflights users on 7/25. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/146:00 am
ONT
- MEM
1 stop11h 03m
Frontier
Fri 8/217:51 pm
MEM
- ONT
1 stop5h 59m
Frontier
Deal found 7/25![Frontier logo]()
$308
This Kiwi.com deal was found by Cheapflights users on 7/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1411:47 am
ONT
- MEM
1 stop6h 54m
Multiple Airlines
Mon 8/179:31 pm
MEM
- ONT
2 stops28h 19m
Multiple Airlines
Deal found 7/25![Multiple Airlines logo]()
$351
This Delta deal was found by Cheapflights users on 7/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2112:00 pm
ONT
- AEX
1 stop7h 41m
Delta
Mon 2/226:00 am
AEX
- ONT
1 stop7h 27m
Delta
Deal found 7/26![Delta logo]()
$358
This American Airlines deal was found by Cheapflights users on 7/24. 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.
Fri 8/2112:33 pm
ONT
- MOB
1 stop8h 26m
American Airlines
Sun 8/235:30 am
MOB
- ONT
1 stop6h 04m
American Airlines
Deal found 7/24![American Airlines logo]()
$359
This United Airlines deal was found by Cheapflights users on 7/26. 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 8/236:00 am
ONT
- BTR
1 stop7h 30m
United Airlines
Sun 8/306:14 pm
BTR
- ONT
1 stop5h 45m
United Airlines
Deal found 7/26![United Airlines logo]()
$359
This United Airlines deal was found by Cheapflights users on 7/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/241:18 pm
ONT
- MEM
1 stop5h 24m
United Airlines
Thu 8/274:33 pm
MEM
- ONT
1 stop6h 20m
United Airlines
Deal found 7/25![United Airlines logo]()
$306
This Delta deal was found by Cheapflights users on 7/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2612:00 pm
ONT
- AEX
1 stop7h 41m
Delta
Thu 2/256:00 am
AEX
- ONT
1 stop7h 27m
Delta
Deal found 7/26![Delta logo]()
$368
This Delta deal was found by Cheapflights users on 7/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/277:05 am
ONT
- AEX
1 stop7h 20m
Delta
Thu 2/256:00 am
AEX
- ONT
1 stop7h 27m
Delta
Deal found 7/26![Delta logo]()
$328
This American Airlines deal was found by Cheapflights users on 7/27. 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.
Thu 8/272:27 pm
ONT
- GPT
1 stop6h 49m
American Airlines
Sun 8/305:31 am
GPT
- ONT
1 stop6h 03m
American Airlines
Deal found 7/27![American Airlines logo]()
$359
This Frontier deal was found by Cheapflights users on 7/27. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:00 am
ONT
- MEM
1 stop11h 06m
Frontier
Mon 8/317:51 pm
MEM
- ONT
1 stop5h 59m
Frontier
Deal found 7/27![Frontier logo]()
$268
One-way flights from Ontario to MississippiSearch for one-way flight options from Ontario to Mississippi. Find affordable one-way fares based on user searches. Data last updated July 29, 2026.
Search for one-way flight options from Ontario to Mississippi. Find affordable one-way fares based on user searches. Data last updated July 29, 2026.
This Gotogate deal was found by Cheapflights users on 7/26. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2410:49 am
ONT
- MEM
1 stop6h 17m
Frontier
Deal found 7/26![Frontier logo]()
$134
This Kiwi.com deal was found by Cheapflights users on 7/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1611:45 am
ONT
- MEM
1 stop25h 55m
Frontier
Deal found 7/26![Frontier logo]()
$137
This Delta deal was found by Cheapflights users on 7/29. 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 8/277:05 am
ONT
- MEM
1 stop6h 48m
Delta
Deal found 7/29![Delta logo]()
$156
This Southwest deal was found by Cheapflights users on 7/28. 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.
Wed 8/197:45 am
ONT
- MEM
2 stops8h 05m
Southwest
Deal found 7/28![Southwest logo]()
$161
This Mytrip deal was found by Cheapflights users on 7/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/410:49 am
ONT
- MEM
1 stop6h 17m
Frontier
Deal found 7/28![Frontier logo]()
$164
This Frontier deal was found by Cheapflights users on 7/25. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:15 am
ONT
- MEM
1 stop7h 25m
Frontier
Deal found 7/25![Frontier logo]()
$165
This American Airlines deal was found by Cheapflights users on 7/26. 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.
Sat 9/122:22 pm
ONT
- JAN
1 stop6h 31m
American Airlines
Deal found 7/26![American Airlines logo]()
$167
This Booking.com deal was found by Cheapflights users on 7/29. 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 8/510:49 am
ONT
- MEM
1 stop6h 14m
Frontier
Deal found 7/29![Frontier logo]()
$171
This Super.com deal was found by Cheapflights users on 7/29. 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.
Mon 8/1710:49 am
ONT
- MEM
1 stop6h 14m
Frontier
Deal found 7/29![Frontier logo]()
$173
This Frontier deal was found by Cheapflights users on 7/28. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1410:49 am
ONT
- MEM
1 stop6h 14m
Frontier
Deal found 7/28![Frontier logo]()
$174
This Frontier deal was found by Cheapflights users on 7/26. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/106:00 am
ONT
- MEM
1 stop11h 03m
Frontier
Deal found 7/26![Frontier logo]()
$180
This American Airlines deal was found by Cheapflights users on 7/29. 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 8/312:27 pm
ONT
- JAN
1 stop6h 32m
American Airlines
Deal found 7/29![American Airlines logo]()
$185
Find flight deals from Ontario to Mississippi
Keep the following information in mind while searching for Ontario to Mississippi flight deals. Data was last updated July 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $268 (Frontier) |
One-way from | $134 (Gotogate) |
Popular in | June |
Cheapest in | January |
Average price | $586 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Mississippi 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 July 29, 2026.
Use the filters below to find and compare flights from Ontario to Mississippi that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioMemphis
ONT - MEM
ONTMEM
Ontario
Sat 9/12
6:55 am-4:45 pm
1 stop7h 50m
Memphis
Mon 9/14
5:45 am-9:15 am
1 stop5h 30m
$311
OntarioAlexandria
ONT - AEX
ONTAEX
Ontario
Fri 8/21
12:00 pm-9:41 pm
1 stop7h 41m
Alexandria
Sat 2/27
5:00 pm-10:14 pm
1 stop7h 14m
$328
OntarioMemphis
ONT - MEM
ONTMEM
Ontario
Wed 9/16
11:45 am-3:40 pm
1 stop25h 55m
Memphis
Sun 9/20
4:35 pm-10:30 am
1 stop19h 55m
$339
OntarioGulfport
ONT - GPT
ONTGPT
Ontario
Wed 9/16
2:22 pm-11:24 pm
1 stop7h 02m
Gulfport Biloxi Regional
Wed 9/23
6:22 pm-10:37 pm
1 stop6h 15m
$359
OntarioMobile
ONT - MOB
ONTMOB
Ontario
Fri 8/21
12:33 pm-10:59 pm
1 stop8h 26m
Mobile
Sun 8/23
5:30 am-9:34 am
1 stop6h 04m
$359
OntarioMobile
ONT - MOB
ONTMOB
Ontario
Sat 8/22
12:00 pm-9:01 pm
1 stop7h 01m
Mobile
Mon 8/24
4:37 pm-9:52 pm
1 stop7h 15m
$359
OntarioBaton Rouge
ONT - BTR
ONTBTR
Ontario
Sun 8/23
6:00 am-3:30 pm
1 stop7h 30m
Baton Rouge Ryan
Sun 8/30
9:35 am-8:01 pm
2 stops12h 26m
$364
OntarioBaton Rouge
ONT - BTR
ONTBTR
Ontario
Wed 11/11
12:22 pm-10:02 pm
1 stop7h 40m
Baton Rouge Ryan
Wed 1/6
6:00 am-4:12 pm
2 stops12h 12m
$364
OntarioMemphis
ONT - MEM
ONTMEM
Ontario
Wed 9/2
7:05 am-4:55 pm
1 stop7h 50m
Memphis
Sat 9/5
7:10 am-12:16 pm
1 stop7h 06m
$365
OntarioJackson
ONT - JAN
ONTJAN
Ontario
Mon 9/21
11:00 am-8:15 pm
1 stop7h 15m
Jackson-Evers Intl
Mon 9/28
5:55 am-9:15 am
1 stop5h 20m
$366
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Ontario to Mississippi
Have a flexible travel schedule? Discover the best time to fly to Mississippi from Ontario with our price prediction graph.
ONT-MEM
ONT-AEX
ONT-GPT
ONT-MOB
ONT-BTR
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 Mississippi
ONT-USMS
ONT-MEM
ONT-AEX
ONT-GPT
ONT-MOB
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing Mississippi
Get insights into the airlines that provide service to Mississippi. 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 Mississippi. Reviews last updated July 29, 2026.
Read reviews from past customers who have flown Southwest,United Airlines, andAmerican Airlines from Ontario to Mississippi. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Crew
8.6
Boarding
8.1
Food
7.0
Comfort
8.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Crew
8.6
Boarding
8.1
Food
7.0
Comfort
8.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Crew
8.6
Boarding
8.1
Food
7.0
Comfort
8.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Crew
8.6
Boarding
8.1
Food
7.0
Comfort
8.0
Overall
8.0
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 Mississippi. 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 Mississippi
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Mississippi by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ontario to Mississippi by cabin class
Find flights from Ontario to Mississippi, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Ontario and Mississippi flights
Browse other Ontario and Mississippi flight options. Last updated on July 29, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Ontario to Mississippi flights
Consider these flights traveling from Ontario to Mississippi.
Top 3 airlines flying from Ontario to Mississippi
Discover the top 3 airlines that operate flights from Ontario to Mississippi. 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 July 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$260 | Average$443 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$313 | Average$548 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$324 | Average$491 | FlexibilityNo cancel fee | On-time71% |