$122+ 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 8/21. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — JAN
Jul 13 — Jul 201
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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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 June 13, 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 June 13, 2026.
This Travelocity deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/246:00 am
ONT
- MEM
1 stop11h 14m
Frontier
Wed 8/267:59 pm
MEM
- ONT
1 stop16h 06m
Frontier
Deal found 6/10![Frontier logo]()
$244
This American Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/56:00 am
ONT
- MEM
1 stop8h 30m
American Airlines
Wed 8/127:13 am
MEM
- ONT
1 stop6h 30m
American Airlines
Deal found 6/10![American Airlines logo]()
$261
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/57:45 am
ONT
- MEM
2 stops8h 05m
Southwest
Wed 8/126:10 pm
MEM
- ONT
1 stop5h 55m
Southwest
Deal found 6/10![Southwest logo]()
$266
This Frontier deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2810:50 am
ONT
- MEM
1 stop6h 24m
Frontier
Mon 8/317:59 pm
MEM
- ONT
1 stop5h 50m
Frontier
Deal found 6/8![Frontier logo]()
$278
This Travelocity deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/246:00 am
ONT
- MEM
1 stop11h 14m
Frontier
Fri 8/287:59 pm
MEM
- ONT
1 stop5h 50m
Frontier
Deal found 6/8![Frontier logo]()
$281
This Booking.com deal was found by Cheapflights users on 6/12. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/206:00 am
ONT
- MEM
1 stop11h 03m
Frontier
Wed 7/227:48 pm
MEM
- ONT
1 stop16h 16m
Frontier
Deal found 6/12![Frontier logo]()
$282
This American Airlines deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1512:33 pm
ONT
- MEM
1 stop5h 44m
American Airlines
Tue 8/189:30 am
MEM
- ONT
1 stop6h 01m
American Airlines
Deal found 6/8![American Airlines logo]()
$287
This Southwest deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/198:45 am
ONT
- MEM
1 stop8h 20m
Southwest
Tue 9/227:00 am
MEM
- ONT
2 stops7h 40m
Southwest
Deal found 6/8![Southwest logo]()
$292
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/612:00 pm
ONT
- MEM
1 stop8h 48m
Delta
Tue 8/117:10 am
MEM
- ONT
1 stop7h 06m
Delta
Deal found 6/10![Delta logo]()
$295
This Expedia deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia 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 03m
Frontier
Mon 7/277:48 pm
MEM
- ONT
1 stop16h 16m
Frontier
Deal found 6/10![Frontier logo]()
$298
This American Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/22:27 pm
ONT
- JAN
1 stop6h 32m
American Airlines
Wed 9/95:02 pm
JAN
- ONT
1 stop7h 35m
American Airlines
Deal found 6/11![American Airlines logo]()
$299
This Frontier deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/296:00 am
ONT
- MEM
1 stop11h 03m
Frontier
Mon 8/37:48 pm
MEM
- ONT
1 stop6h 02m
Frontier
Deal found 6/9![Frontier logo]()
$302
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 June 13, 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 June 13, 2026.
This Southwest deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/29:10 am
ONT
- JAN
2 stops8h 35m
Southwest
Wed 9/91:30 pm
JAN
- ONT
1 stop7h 25m
Southwest
Deal found 6/11![Southwest logo]()
$305
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/165:45 am
ONT
- AEX
1 stop7h 40m
United Airlines
Sun 7/194:00 pm
AEX
- ONT
1 stop7h 55m
United Airlines
Deal found 6/10![United Airlines logo]()
$318
This Delta deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/47:05 am
ONT
- MEM
1 stop9h 22m
Delta
Tue 7/71:37 pm
MEM
- ONT
1 stop6h 53m
Delta
Deal found 6/9![Delta logo]()
$356
This American Airlines deal was found by Cheapflights users on 6/12. 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.
Sat 6/277:00 am
ONT
- AEX
1 stop8h 10m
American Airlines
Wed 7/15:40 pm
AEX
- ONT
1 stop8h 19m
American Airlines
Deal found 6/12![American Airlines logo]()
$388
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/282:50 pm
ONT
- MEM
1 stop5h 50m
Southwest
Tue 8/257:00 am
MEM
- ONT
2 stops7h 30m
Southwest
Deal found 6/10![Southwest logo]()
$311
This Delta deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/47:05 am
ONT
- MOB
1 stop7h 19m
Delta
Fri 7/104:26 pm
MOB
- ONT
1 stop7h 24m
Delta
Deal found 6/8![Delta logo]()
$356
This Southwest deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/96:00 am
ONT
- MEM
2 stops8h 20m
Southwest
Fri 12/116:05 am
MEM
- ONT
1 stop5h 50m
Southwest
Deal found 6/11![Southwest logo]()
$344
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/155:45 am
ONT
- AEX
1 stop7h 40m
United Airlines
Sun 7/194:00 pm
AEX
- ONT
1 stop7h 55m
United Airlines
Deal found 6/11![United Airlines logo]()
$413
This Delta deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2710:00 pm
ONT
- BTR
1 stop9h 39m
Delta
Fri 8/73:57 pm
BTR
- ONT
1 stop7h 55m
Delta
Deal found 6/8![Delta logo]()
$394
This American Airlines deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/142:15 pm
ONT
- GPT
1 stop6h 42m
American Airlines
Tue 7/217:43 pm
GPT
- ONT
1 stop6h 16m
American Airlines
Deal found 6/8![American Airlines logo]()
$452
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:00 am
ONT
- MEM
1 stop7h 50m
United Airlines
Wed 8/198:30 am
MEM
- ONT
2 stops13h 31m
United Airlines
Deal found 6/10![United Airlines logo]()
$429
This Southwest deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/305:50 am
ONT
- JAN
2 stops11h 55m
Southwest
Tue 8/47:05 am
JAN
- ONT
2 stops8h 30m
Southwest
Deal found 6/9![Southwest logo]()
$394
This Delta deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1010:00 pm
ONT
- BTR
1 stop9h 39m
Delta
Mon 7/131:27 pm
BTR
- ONT
1 stop7h 03m
Delta
Deal found 6/8![Delta logo]()
$419
This American Airlines deal was found by Cheapflights users on 6/12. 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.
Wed 7/156:11 am
ONT
- MOB
2 stops15h 37m
American Airlines
Sat 7/257:37 pm
MOB
- ONT
1 stop6h 22m
American Airlines
Deal found 6/12![American Airlines logo]()
$463
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/146:02 am
ONT
- GPT
1 stop5h 24m
United Airlines
Wed 11/185:15 pm
GPT
- ONT
1 stop6h 06m
United Airlines
Deal found 6/11![United Airlines logo]()
$449
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/225:45 am
ONT
- BTR
1 stop5h 44m
United Airlines
Fri 8/74:09 pm
BTR
- ONT
1 stop7h 46m
United Airlines
Deal found 6/10![United Airlines logo]()
$449
This Southwest deal was found by Cheapflights users on 6/12. 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.
Fri 9/1112:25 pm
ONT
- MEM
2 stops7h 30m
Southwest
Sun 9/135:50 pm
MEM
- ONT
1 stop6h 10m
Southwest
Deal found 6/12![Southwest logo]()
$462
This Delta deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/310:00 pm
ONT
- JAN
1 stop9h 32m
Delta
Tue 7/75:04 pm
JAN
- ONT
1 stop6h 46m
Delta
Deal found 6/7![Delta logo]()
$497
This United Airlines deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/285:45 am
ONT
- BTR
1 stop5h 44m
United Airlines
Mon 8/36:09 pm
BTR
- ONT
1 stop5h 46m
United Airlines
Deal found 6/8![United Airlines logo]()
$459
This Southwest deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/11:20 pm
ONT
- MEM
2 stops8h 20m
Southwest
Sun 11/811:55 am
MEM
- ONT
2 stops8h 35m
Southwest
Deal found 6/11![Southwest logo]()
$467
This United Airlines deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/255:45 am
ONT
- BTR
1 stop7h 49m
United Airlines
Wed 8/54:09 pm
BTR
- ONT
1 stop7h 46m
United Airlines
Deal found 6/8![United Airlines logo]()
$459
This Southwest deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/710:10 am
ONT
- JAN
2 stops8h 35m
Southwest
Tue 7/146:00 am
JAN
- ONT
2 stops7h 30m
Southwest
Deal found 6/8![Southwest logo]()
$477
This Delta deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/1910:00 pm
ONT
- BTR
1 stop9h 39m
Delta
Tue 7/214:00 pm
BTR
- ONT
1 stop7h 50m
Delta
Deal found 6/9![Delta logo]()
$566
This Southwest deal was found by Cheapflights users on 6/12. 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.
Fri 7/172:30 pm
ONT
- MEM
2 stops7h 25m
Southwest
Mon 7/275:10 pm
MEM
- ONT
2 stops9h 00m
Southwest
Deal found 6/12![Southwest logo]()
$477
This United Airlines deal was found by Cheapflights users on 6/12. 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.
Sat 6/275:45 am
ONT
- AEX
1 stop7h 40m
United Airlines
Wed 7/14:00 pm
AEX
- ONT
1 stop7h 55m
United Airlines
Deal found 6/12![United Airlines logo]()
$478
This American Airlines deal was found by Cheapflights users on 6/12. 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.
Thu 6/186:10 am
ONT
- MOB
2 stops10h 59m
American Airlines
Tue 6/235:00 am
MOB
- ONT
2 stops9h 04m
American Airlines
Deal found 6/12![American Airlines logo]()
$778
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/115:45 am
ONT
- BTR
1 stop7h 49m
United Airlines
Mon 7/136:09 pm
BTR
- ONT
1 stop5h 46m
United Airlines
Deal found 6/10![United Airlines logo]()
$484
This Delta deal was found by Cheapflights users on 6/12. 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 7/1310:00 pm
ONT
- GPT
1 stop9h 19m
Delta
Wed 7/221:51 pm
GPT
- ONT
1 stop6h 39m
Delta
Deal found 6/12![Delta logo]()
$599
This United Airlines deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/255:45 am
ONT
- BTR
1 stop7h 49m
United Airlines
Thu 8/66:09 pm
BTR
- ONT
1 stop5h 46m
United Airlines
Deal found 6/9![United Airlines logo]()
$484
This Southwest deal was found by Cheapflights users on 6/12. 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.
Mon 7/138:00 am
ONT
- JAN
2 stops12h 00m
Southwest
Mon 7/205:10 am
JAN
- ONT
1 stop5h 45m
Southwest
Deal found 6/12![Southwest logo]()
$548
Last-minute flights from Ontario to MississippiDiscover last-minute flight deals from Ontario to Mississippi. Data last updated June 13, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Mississippi. Data last updated June 13, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia 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 6/9![Frontier logo]()
$329
This Booking.com deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com 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 7/297:48 pm
MEM
- ONT
1 stop16h 16m
Frontier
Deal found 6/8![Frontier logo]()
$345
This Booking.com deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.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
Wed 7/297:48 pm
MEM
- ONT
1 stop16h 16m
Frontier
Deal found 6/8![Frontier logo]()
$340
This Expedia deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/66:00 am
ONT
- MEM
1 stop11h 00m
Frontier
Mon 7/137:48 pm
MEM
- ONT
1 stop6h 02m
Frontier
Deal found 6/8![Frontier logo]()
$338
This Gotogate deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/106:00 am
ONT
- MEM
1 stop11h 03m
Frontier
Mon 7/137:48 pm
MEM
- ONT
1 stop16h 16m
Frontier
Deal found 6/10![Frontier logo]()
$307
This American Airlines deal was found by Cheapflights users on 6/12. 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.
Fri 7/102:15 pm
ONT
- BTR
1 stop6h 42m
American Airlines
Tue 7/146:16 pm
BTR
- ONT
1 stop7h 43m
American Airlines
Deal found 6/12![American Airlines logo]()
$349
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/1210:00 pm
ONT
- MOB
1 stop8h 31m
Delta
Tue 7/214:26 pm
MOB
- ONT
1 stop7h 24m
Delta
Deal found 6/10![Delta logo]()
$349
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/165:45 am
ONT
- AEX
1 stop7h 40m
United Airlines
Sun 7/194:00 pm
AEX
- ONT
1 stop7h 55m
United Airlines
Deal found 6/10![United Airlines logo]()
$318
This Expedia deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia 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 03m
Frontier
Mon 7/277:48 pm
MEM
- ONT
1 stop16h 16m
Frontier
Deal found 6/10![Frontier logo]()
$298
This Booking.com deal was found by Cheapflights users on 6/12. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/206:00 am
ONT
- MEM
1 stop11h 03m
Frontier
Wed 7/227:48 pm
MEM
- ONT
1 stop16h 16m
Frontier
Deal found 6/12![Frontier logo]()
$282
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/282:50 pm
ONT
- MEM
1 stop5h 50m
Southwest
Tue 8/257:00 am
MEM
- ONT
2 stops7h 30m
Southwest
Deal found 6/10![Southwest logo]()
$311
This Frontier deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/296:00 am
ONT
- MEM
1 stop11h 03m
Frontier
Mon 8/37:48 pm
MEM
- ONT
1 stop6h 02m
Frontier
Deal found 6/9![Frontier logo]()
$302
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 June 13, 2026.
Search for one-way flight options from Ontario to Mississippi. Find affordable one-way fares based on user searches. Data last updated June 13, 2026.
This Super.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2110:50 am
ONT
- MEM
1 stop6h 24m
Frontier
Deal found 6/11![Frontier logo]()
$122
This Frontier deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/206:00 am
ONT
- MEM
1 stop11h 03m
Frontier
Deal found 6/11![Frontier logo]()
$127
This Frontier deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/156:00 am
ONT
- MEM
1 stop11h 03m
Frontier
Deal found 6/10![Frontier logo]()
$136
This Frontier deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1010:49 am
ONT
- MEM
1 stop6h 14m
Frontier
Deal found 6/10![Frontier logo]()
$153
This Frontier deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/2410:49 am
ONT
- MEM
1 stop6h 14m
Frontier
Deal found 6/10![Frontier logo]()
$157
This Frontier deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/176:00 am
ONT
- MEM
1 stop11h 03m
Frontier
Deal found 6/9![Frontier logo]()
$160
This Super.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/66:00 am
ONT
- MEM
1 stop11h 00m
Frontier
Deal found 6/11![Frontier logo]()
$176
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1212:00 pm
ONT
- JAN
1 stop9h 19m
Delta
Deal found 6/10![Delta logo]()
$182
This Super.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/810:49 am
ONT
- MEM
1 stop6h 14m
Frontier
Deal found 6/11![Frontier logo]()
$183
This Frontier deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/226:00 am
ONT
- MEM
1 stop11h 03m
Frontier
Deal found 6/10![Frontier logo]()
$187
This Booking.com deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/2610:50 am
ONT
- MEM
1 stop6h 13m
Frontier
Deal found 6/9![Frontier logo]()
$190
This American Airlines deal was found by Cheapflights users on 6/12. 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.
Sat 9/128:25 am
ONT
- JAN
1 stop6h 00m
American Airlines
Deal found 6/12![American Airlines logo]()
$191
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 June 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $244 (Travelocity) |
One-way from | $122 (Super.com) |
Popular in | June |
Cheapest in | January |
Average price | $579 |
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 June 13, 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
OntarioJackson
ONT - JAN
ONTJAN
Ontario
Wed 9/2
9:10 am-7:45 pm
2 stops8h 35m
Jackson-Evers Intl
Wed 9/9
1:30 pm-6:55 pm
1 stop7h 25m
$305
OntarioMemphis
ONT - MEM
ONTMEM
Ontario
Tue 7/28
2:50 pm-10:40 pm
1 stop5h 50m
Memphis
Tue 8/25
7:00 am-12:30 pm
2 stops7h 30m
$311
OntarioAlexandria
ONT - AEX
ONTAEX
Ontario
Thu 7/16
5:45 am-3:25 pm
1 stop7h 40m
Alexandria
Sun 7/19
4:00 pm-9:55 pm
1 stop7h 55m
$318
OntarioMemphis
ONT - MEM
ONTMEM
Ontario
Wed 12/9
6:00 am-4:20 pm
2 stops8h 20m
Memphis
Fri 12/11
6:05 am-9:55 am
1 stop5h 50m
$344
OntarioMemphis
ONT - MEM
ONTMEM
Ontario
Sat 7/4
7:05 am-6:27 pm
1 stop9h 22m
Memphis
Tue 7/7
1:37 pm-6:30 pm
1 stop6h 53m
$356
OntarioMobile
ONT - MOB
ONTMOB
Ontario
Sat 7/4
7:05 am-4:24 pm
1 stop7h 19m
Mobile
Fri 7/10
4:26 pm-9:50 pm
1 stop7h 24m
$356
OntarioAlexandria
ONT - AEX
ONTAEX
Ontario
Sat 6/27
7:00 am-5:10 pm
1 stop8h 10m
Alexandria
Wed 7/1
5:40 pm-11:59 pm
1 stop8h 19m
$388
OntarioBaton Rouge
ONT - BTR
ONTBTR
Ontario
Mon 7/27
10:00 pm-9:39 am
1 stop9h 39m
Baton Rouge Ryan
Fri 8/7
3:57 pm-9:52 pm
1 stop7h 55m
$394
OntarioJackson
ONT - JAN
ONTJAN
Ontario
Thu 7/30
5:50 am-7:45 pm
2 stops11h 55m
Jackson-Evers Intl
Tue 8/4
7:05 am-1:35 pm
2 stops8h 30m
$394
OntarioAlexandria
ONT - AEX
ONTAEX
Ontario
Wed 7/15
5:45 am-3:25 pm
1 stop7h 40m
Alexandria
Sun 7/19
4:00 pm-9:55 pm
1 stop7h 55m
$413
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 June 13, 2026.
Read reviews from past customers who have flown Southwest,Delta, andUnited Airlines from Ontario to Mississippi. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Overall
7.9
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Overall
7.9
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Overall
7.9
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Overall
7.9
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Overall
7.9
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.
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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 June 13, 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 4 airlines flying from Ontario to Mississippi
Discover the top 4 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 June 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$260 | Average$462 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$288 | Average$493 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$313 | Average$582 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$348 | Average$492 | FlexibilityNo cancel fee | On-timeN/A |