$115+ 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 9/24. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — JAN
Jun 28 — Jul 51
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 May 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 May 29, 2026.
This American Airlines deal was found by Cheapflights users on 5/27. 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.
Mon 7/1311:59 pm
ONT
- MEM
1 stop6h 48m
American Airlines
Tue 7/215:51 am
MEM
- ONT
1 stop5h 38m
American Airlines
Deal found 5/27![American Airlines logo]()
$275
This Delta deal was found by Cheapflights users on 5/28. 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 7/1710:00 pm
ONT
- MEM
1 stop8h 49m
Delta
Fri 7/312:42 pm
MEM
- ONT
1 stop9h 08m
Delta
Deal found 5/28![Delta logo]()
$277
This American Airlines deal was found by Cheapflights users on 5/29. 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.
Wed 7/1511:59 pm
ONT
- MEM
1 stop6h 48m
American Airlines
Tue 7/215:51 am
MEM
- ONT
1 stop5h 38m
American Airlines
Deal found 5/29![American Airlines logo]()
$298
This CheapOair deal was found by Cheapflights users on 5/26. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/176:00 am
ONT
- MEM
1 stop11h 06m
Frontier
Fri 7/247:51 pm
MEM
- ONT
1 stop16h 13m
Frontier
Deal found 5/26![Frontier logo]()
$308
This American Airlines deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2512:33 pm
ONT
- MEM
1 stop5h 44m
American Airlines
Sat 9/128:06 am
MEM
- ONT
1 stop5h 41m
American Airlines
Deal found 5/26![American Airlines logo]()
$315
This Frontier deal was found by Cheapflights users on 5/25. 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 7/16:00 am
ONT
- MEM
1 stop11h 14m
Frontier
Wed 7/87:51 pm
MEM
- ONT
1 stop5h 59m
Frontier
Deal found 5/25![Frontier logo]()
$318
This American Airlines deal was found by Cheapflights users on 5/28. 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.
Sat 8/12:15 pm
ONT
- MEM
1 stop7h 49m
American Airlines
Sat 8/85:32 am
MEM
- ONT
1 stop6h 02m
American Airlines
Deal found 5/28![American Airlines logo]()
$320
This Booking.com deal was found by Cheapflights users on 5/28. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/226:00 am
ONT
- MEM
1 stop11h 03m
Frontier
Mon 7/277:48 pm
MEM
- ONT
1 stop16h 16m
Frontier
Deal found 5/28![Frontier logo]()
$322
This CheapOair deal was found by Cheapflights users on 5/26. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/296:00 am
ONT
- MEM
1 stop11h 14m
Frontier
Wed 7/17:59 pm
MEM
- ONT
1 stop16h 06m
Frontier
Deal found 5/26![Frontier logo]()
$328
This Frontier deal was found by Cheapflights users on 5/26. 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 6/226:00 am
ONT
- MEM
1 stop11h 14m
Frontier
Wed 6/247:59 pm
MEM
- ONT
1 stop5h 50m
Frontier
Deal found 5/26![Frontier logo]()
$329
This American Airlines deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/110:29 am
ONT
- GPT
1 stop5h 35m
American Airlines
Tue 9/155:35 am
GPT
- ONT
1 stop5h 54m
American Airlines
Deal found 5/28![American Airlines logo]()
$349
This Delta deal was found by Cheapflights users on 5/27. 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.
Sat 9/1911:59 am
ONT
- BTR
1 stop6h 50m
Delta
Fri 9/253:48 pm
BTR
- ONT
1 stop8h 38m
Delta
Deal found 5/27![Delta logo]()
$349
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 May 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 May 29, 2026.
This Delta deal was found by Cheapflights users on 5/28. 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 7/1710:00 pm
ONT
- MEM
1 stop8h 49m
Delta
Fri 7/312:42 pm
MEM
- ONT
1 stop9h 08m
Delta
Deal found 5/28![Delta logo]()
$277
This Southwest deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/172:30 pm
ONT
- MEM
1 stop6h 00m
Southwest
Fri 7/315:00 pm
MEM
- ONT
2 stops7h 40m
Southwest
Deal found 5/28![Southwest logo]()
$370
This United Airlines deal was found by Cheapflights users on 5/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/95:00 am
ONT
- MEM
1 stop7h 26m
United Airlines
Tue 7/143:25 pm
MEM
- ONT
1 stop7h 17m
United Airlines
Deal found 5/27![United Airlines logo]()
$413
This American Airlines deal was found by Cheapflights users on 5/26. 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.
Wed 6/107:00 am
ONT
- GTR
1 stop6h 13m
American Airlines
Tue 6/163:45 pm
GTR
- ONT
1 stop6h 11m
American Airlines
Deal found 5/26![American Airlines logo]()
$496
This Alaska Airlines deal was found by Cheapflights users on 5/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/157:12 am
ONT
- BTR
2 stops11h 00m
Alaska Airlines
Fri 9/2511:21 am
BTR
- ONT
2 stops14h 03m
Alaska Airlines
Deal found 5/27![Alaska Airlines logo]()
$558
This Delta deal was found by Cheapflights users on 5/25. 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.
Fri 7/2410:00 pm
ONT
- BTR
1 stop9h 39m
Delta
Fri 7/314:00 pm
BTR
- ONT
1 stop7h 50m
Delta
Deal found 5/25![Delta logo]()
$384
This Southwest deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/16:30 am
ONT
- MEM
1 stop5h 10m
Southwest
Thu 11/54:15 pm
MEM
- ONT
2 stops7h 40m
Southwest
Deal found 5/25![Southwest logo]()
$411
This United Airlines deal was found by Cheapflights users on 5/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/131:18 pm
ONT
- MEM
1 stop6h 39m
United Airlines
Mon 8/173:27 pm
MEM
- ONT
1 stop8h 32m
United Airlines
Deal found 5/27![United Airlines logo]()
$415
This Delta deal was found by Cheapflights users on 5/29. 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 10/147:00 am
ONT
- JAN
1 stop9h 04m
Delta
Sat 10/175:45 am
JAN
- ONT
2 stops12h 27m
Delta
Deal found 5/29![Delta logo]()
$415
This United Airlines deal was found by Cheapflights users on 5/28. 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 6/95:45 am
ONT
- MOB
1 stop8h 34m
United Airlines
Sat 6/135:13 pm
MOB
- ONT
1 stop6h 42m
United Airlines
Deal found 5/28![United Airlines logo]()
$440
This Southwest deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/25:15 am
ONT
- MEM
2 stops6h 35m
Southwest
Mon 7/65:10 pm
MEM
- ONT
2 stops8h 25m
Southwest
Deal found 5/27![Southwest logo]()
$451
This Delta deal was found by Cheapflights users on 5/29. 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 10/1412:00 pm
ONT
- JAN
1 stop9h 23m
Delta
Thu 10/155:45 am
JAN
- ONT
2 stops12h 27m
Delta
Deal found 5/29![Delta logo]()
$415
This American Airlines deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/17:06 am
ONT
- GPT
2 stops13h 29m
American Airlines
Wed 9/161:42 pm
GPT
- ONT
2 stops10h 55m
American Airlines
Deal found 5/25![American Airlines logo]()
$516
This United Airlines deal was found by Cheapflights users on 5/28. 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.
Fri 8/286:00 am
ONT
- BTR
1 stop7h 30m
United Airlines
Mon 8/314:10 pm
BTR
- ONT
1 stop7h 49m
United Airlines
Deal found 5/28![United Airlines logo]()
$449
This Delta deal was found by Cheapflights users on 5/26. 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 6/1011:50 am
ONT
- MOB
1 stop9h 40m
Delta
Sun 6/1412:44 pm
MOB
- ONT
1 stop7h 46m
Delta
Deal found 5/26![Delta logo]()
$419
This Southwest deal was found by Cheapflights users on 5/24. 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 11/11:20 pm
ONT
- MEM
2 stops8h 20m
Southwest
Sun 11/88:20 am
MEM
- ONT
1 stop9h 25m
Southwest
Deal found 5/24![Southwest logo]()
$462
This American Airlines deal was found by Cheapflights users on 5/24. 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.
Tue 6/96:10 am
ONT
- BTR
2 stops10h 56m
American Airlines
Sat 6/136:47 pm
BTR
- ONT
1 stop7h 12m
American Airlines
Deal found 5/24![American Airlines logo]()
$535
This United Airlines deal was found by Cheapflights users on 5/25. 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 7/285:45 am
ONT
- BTR
1 stop5h 44m
United Airlines
Sat 8/14:09 pm
BTR
- ONT
1 stop7h 46m
United Airlines
Deal found 5/25![United Airlines logo]()
$449
This Southwest deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/2612:45 pm
ONT
- MEM
2 stops7h 40m
Southwest
Sun 6/285:35 am
MEM
- ONT
1 stop5h 45m
Southwest
Deal found 5/24![Southwest logo]()
$472
This Delta deal was found by Cheapflights users on 5/29. 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.
Mon 10/125:05 pm
ONT
- JAN
2 stops13h 29m
Delta
Sat 10/175:45 am
JAN
- ONT
1 stop7h 42m
Delta
Deal found 5/29![Delta logo]()
$430
This American Airlines deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/42:18 pm
ONT
- MOB
1 stop7h 37m
American Airlines
Wed 6/105:00 am
MOB
- ONT
1 stop6h 31m
American Airlines
Deal found 5/24![American Airlines logo]()
$543
This United Airlines deal was found by Cheapflights users on 5/25. 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.
Sat 10/36:00 am
ONT
- BTR
1 stop5h 18m
United Airlines
Tue 10/612:00 pm
BTR
- ONT
2 stops10h 16m
United Airlines
Deal found 5/25![United Airlines logo]()
$454
This Delta deal was found by Cheapflights users on 5/26. 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 11/612:00 pm
ONT
- JAN
1 stop9h 23m
Delta
Mon 11/912:10 pm
JAN
- ONT
1 stop8h 08m
Delta
Deal found 5/26![Delta logo]()
$435
This American Airlines deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/910:22 am
ONT
- GPT
2 stops11h 37m
American Airlines
Thu 7/27:43 pm
GPT
- ONT
1 stop6h 16m
American Airlines
Deal found 5/25![American Airlines logo]()
$545
This Southwest deal was found by Cheapflights users on 5/27. 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.
Fri 7/178:35 am
ONT
- JAN
2 stops11h 25m
Southwest
Mon 7/205:10 am
JAN
- ONT
2 stops8h 55m
Southwest
Deal found 5/27![Southwest logo]()
$499
This United Airlines deal was found by Cheapflights users on 5/26. 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.
Tue 10/275:00 am
ONT
- AEX
2 stops10h 38m
United Airlines
Sat 10/315:15 am
AEX
- ONT
2 stops9h 18m
United Airlines
Deal found 5/26![United Airlines logo]()
$470
This Alaska Airlines deal was found by Cheapflights users on 5/26. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/166:02 am
ONT
- GPT
2 stops14h 55m
Alaska Airlines
Thu 7/2311:27 am
GPT
- ONT
2 stops13h 44m
Alaska Airlines
Deal found 5/26![Alaska Airlines logo]()
$842
This Southwest deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/99:45 am
ONT
- JAN
1 stop8h 00m
Southwest
Sun 7/125:30 am
JAN
- ONT
2 stops8h 10m
Southwest
Deal found 5/25![Southwest logo]()
$523
This American Airlines deal was found by Cheapflights users on 5/25. 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.
Thu 6/115:45 am
ONT
- GTR
1 stop7h 28m
American Airlines
Mon 6/153:45 pm
GTR
- ONT
1 stop8h 54m
American Airlines
Deal found 5/25![American Airlines logo]()
$576
This Delta deal was found by Cheapflights users on 5/28. 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.
Thu 6/1110:00 pm
ONT
- MOB
1 stop8h 35m
Delta
Sun 6/146:05 am
MOB
- ONT
1 stop6h 35m
Delta
Deal found 5/28![Delta logo]()
$479
Last-minute flights from Ontario to MississippiDiscover last-minute flight deals from Ontario to Mississippi. Data last updated May 29, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Mississippi. Data last updated May 29, 2026 and is based on user searches.
This Priceline deal was found by Cheapflights users on 5/29. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/510:50 am
ONT
- MEM
1 stop6h 19m
Frontier
Fri 7/37:58 pm
MEM
- ONT
1 stop5h 51m
Frontier
Deal found 5/29![Frontier logo]()
$400
This CheapOair deal was found by Cheapflights users on 5/25. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/810:50 am
ONT
- MEM
1 stop6h 19m
Frontier
Wed 6/107:59 pm
MEM
- ONT
1 stop16h 06m
Frontier
Deal found 5/25![Frontier logo]()
$374
This Frontier deal was found by Cheapflights users on 5/25. 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 6/106:00 am
ONT
- MEM
1 stop11h 14m
Frontier
Wed 7/297:51 pm
MEM
- ONT
1 stop5h 59m
Frontier
Deal found 5/25![Frontier logo]()
$384
This CheapOair deal was found by Cheapflights users on 5/26. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/126:00 am
ONT
- MEM
1 stop11h 03m
Frontier
Fri 6/197:58 pm
MEM
- ONT
1 stop16h 07m
Frontier
Deal found 5/26![Frontier logo]()
$379
This Frontier deal was found by Cheapflights users on 5/26. 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.
Wed 6/176:00 am
ONT
- MEM
1 stop11h 14m
Frontier
Wed 6/247:59 pm
MEM
- ONT
1 stop5h 50m
Frontier
Deal found 5/26![Frontier logo]()
$350
This Frontier deal was found by Cheapflights users on 5/27. 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 6/1910:50 am
ONT
- MEM
1 stop6h 13m
Frontier
Mon 6/297:59 pm
MEM
- ONT
1 stop5h 50m
Frontier
Deal found 5/27![Frontier logo]()
$369
This Booking.com deal was found by Cheapflights users on 5/28. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1910:50 am
ONT
- MEM
1 stop6h 13m
Frontier
Mon 6/227:59 pm
MEM
- ONT
1 stop16h 06m
Frontier
Deal found 5/28![Frontier logo]()
$372
This Frontier deal was found by Cheapflights users on 5/26. 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 6/226:00 am
ONT
- MEM
1 stop11h 14m
Frontier
Wed 6/247:59 pm
MEM
- ONT
1 stop5h 50m
Frontier
Deal found 5/26![Frontier logo]()
$329
This American Airlines deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/2311:59 pm
ONT
- MEM
1 stop6h 47m
American Airlines
Wed 6/242:56 pm
MEM
- ONT
1 stop9h 40m
American Airlines
Deal found 5/28![American Airlines logo]()
$371
This Priceline deal was found by Cheapflights users on 5/29. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/2610:50 am
ONT
- MEM
1 stop6h 13m
Frontier
Mon 6/297:59 pm
MEM
- ONT
1 stop5h 50m
Frontier
Deal found 5/29![Frontier logo]()
$377
This CheapOair deal was found by Cheapflights users on 5/26. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/296:00 am
ONT
- MEM
1 stop11h 14m
Frontier
Wed 7/17:59 pm
MEM
- ONT
1 stop16h 06m
Frontier
Deal found 5/26![Frontier logo]()
$328
This Frontier deal was found by Cheapflights users on 5/26. 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 6/296:00 am
ONT
- MEM
1 stop11h 14m
Frontier
Mon 7/137:51 pm
MEM
- ONT
1 stop5h 59m
Frontier
Deal found 5/26![Frontier logo]()
$338
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 May 29, 2026.
Search for one-way flight options from Ontario to Mississippi. Find affordable one-way fares based on user searches. Data last updated May 29, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/249:12 pm
ONT
- MEM
1 stop20h 40m
Multiple Airlines
Deal found 5/27![Multiple Airlines logo]()
$115
This American Airlines deal was found by Cheapflights users on 5/27. 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.
Mon 7/611:59 pm
ONT
- MEM
1 stop6h 48m
American Airlines
Deal found 5/27![American Airlines logo]()
$138
This Delta deal was found by Cheapflights users on 5/28. 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 7/1010:00 pm
ONT
- MEM
1 stop8h 49m
Delta
Deal found 5/28![Delta logo]()
$139
This Super.com deal was found by Cheapflights users on 5/26. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/110:50 am
ONT
- MEM
1 stop6h 24m
Frontier
Deal found 5/26![Frontier logo]()
$148
This Super.com deal was found by Cheapflights users on 5/24. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1710:50 am
ONT
- MEM
1 stop6h 24m
Frontier
Deal found 5/24![Frontier logo]()
$154
This Super.com deal was found by Cheapflights users on 5/28. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/246:00 am
ONT
- MEM
1 stop11h 14m
Frontier
Deal found 5/28![Frontier logo]()
$160
This Frontier deal was found by Cheapflights users on 5/26. 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.
Wed 7/86:00 am
ONT
- MEM
1 stop11h 06m
Frontier
Deal found 5/26![Frontier logo]()
$161
This Southwest deal was found by Cheapflights users on 5/26. 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.
Wed 7/222:50 pm
ONT
- MEM
1 stop5h 50m
Southwest
Deal found 5/26![Southwest logo]()
$166
This American Airlines deal was found by Cheapflights users on 5/28. 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.
Thu 7/162:15 pm
ONT
- MEM
1 stop7h 49m
American Airlines
Deal found 5/28![American Airlines logo]()
$167
This Southwest deal was found by Cheapflights users on 5/26. 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.
Tue 7/75:30 am
ONT
- MEM
1 stop10h 30m
Southwest
Deal found 5/26![Southwest logo]()
$171
This Frontier deal was found by Cheapflights users on 5/28. 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.
Mon 7/610:49 am
ONT
- MEM
1 stop6h 11m
Frontier
Deal found 5/28![Frontier logo]()
$174
This American Airlines deal was found by Cheapflights users on 5/28. 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.
Sat 9/1210:25 am
ONT
- JAN
1 stop6h 25m
American Airlines
Deal found 5/28![American Airlines logo]()
$202
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 May 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $275 (American Airlines) |
One-way from | $115 (Kiwi.com) |
Popular in | July |
Cheapest in | January |
Average price | $592 |
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 May 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
Fri 7/17
10:00 pm-8:49 am
1 stop8h 49m
Memphis
Fri 7/31
2:42 pm-9:50 pm
1 stop9h 08m
$277
OntarioMemphis
ONT - MEM
ONTMEM
Ontario
Fri 7/17
2:30 pm-10:30 pm
1 stop6h 00m
Memphis
Fri 7/31
5:00 pm-10:40 pm
2 stops7h 40m
$370
OntarioBaton Rouge
ONT - BTR
ONTBTR
Ontario
Fri 7/24
10:00 pm-9:39 am
1 stop9h 39m
Baton Rouge Ryan
Fri 7/31
4:00 pm-9:50 pm
1 stop7h 50m
$384
OntarioMemphis
ONT - MEM
ONTMEM
Ontario
Sun 11/1
6:30 am-1:40 pm
1 stop5h 10m
Memphis
Thu 11/5
4:15 pm-9:55 pm
2 stops7h 40m
$411
OntarioMemphis
ONT - MEM
ONTMEM
Ontario
Thu 7/9
5:00 am-2:26 pm
1 stop7h 26m
Memphis
Tue 7/14
3:25 pm-8:42 pm
1 stop7h 17m
$413
OntarioMemphis
ONT - MEM
ONTMEM
Ontario
Thu 8/13
1:18 pm-9:57 pm
1 stop6h 39m
Memphis
Mon 8/17
3:27 pm-9:59 pm
1 stop8h 32m
$415
OntarioJackson
ONT - JAN
ONTJAN
Ontario
Wed 10/14
7:00 am-6:04 pm
1 stop9h 04m
Jackson-Evers Intl
Sat 10/17
5:45 am-4:12 pm
2 stops12h 27m
$415
OntarioJackson
ONT - JAN
ONTJAN
Ontario
Wed 10/14
12:00 pm-11:23 pm
1 stop9h 23m
Jackson-Evers Intl
Thu 10/15
5:45 am-4:12 pm
2 stops12h 27m
$415
OntarioMobile
ONT - MOB
ONTMOB
Ontario
Wed 6/10
11:50 am-11:30 pm
1 stop9h 40m
Mobile
Sun 6/14
12:44 pm-6:30 pm
1 stop7h 46m
$419
OntarioJackson
ONT - JAN
ONTJAN
Ontario
Mon 10/12
5:05 pm-8:34 am
2 stops13h 29m
Jackson-Evers Intl
Sat 10/17
5:45 am-11:27 am
1 stop7h 42m
$430
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-JAN
ONT-GPT
ONT-BTR
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 Mississippi
ONT-USMS
ONT-MEM
ONT-JAN
ONT-GPT
ONT-BTR
How much does it cost to fly round-trip from Ontario to Mississippi?
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 May 29, 2026.
Read reviews from past customers who have flown Delta,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
7.8
Crew
8.5
Comfort
7.8
Overall
7.9
Food
7.2
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Entertainment
7.8
Crew
8.5
Comfort
7.8
Overall
7.9
Food
7.2
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Entertainment
7.8
Crew
8.5
Comfort
7.8
Overall
7.9
Food
7.2
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Entertainment
7.8
Crew
8.5
Comfort
7.8
Overall
7.9
Food
7.2
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
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
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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 May 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 May 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$288 | Average$491 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$313 | Average$582 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$348 | Average$492 | FlexibilityNo cancel fee | On-timeN/A |