$136+ 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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — JAN
Aug 21 — Aug 281
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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
Cheapest
Best
Last-minute
One-way
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 22, 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 22, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” 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 9/162:55 pm
ONT
- MEM
1 stop21h 27m
Multiple Airlines
Fri 9/189:12 pm
MEM
- ONT
1 stop20h 58m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$266
This Frontier deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” 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 8/2410:49 am
ONT
- MEM
1 stop6h 17m
Frontier
Mon 8/317:51 pm
MEM
- ONT
1 stop5h 59m
Frontier
Deal found 7/18![Frontier logo]()
$277
This Frontier deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” 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 8/246:00 am
ONT
- MEM
1 stop11h 06m
Frontier
Fri 8/287:51 pm
MEM
- ONT
1 stop5h 59m
Frontier
Deal found 7/18![Frontier logo]()
$288
This Super.com deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” 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 8/2110:49 am
ONT
- MEM
1 stop6h 17m
Frontier
Fri 8/287:51 pm
MEM
- ONT
1 stop5h 59m
Frontier
Deal found 7/20![Frontier logo]()
$295
This CheapOair deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” 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 9/46:00 am
ONT
- MEM
1 stop11h 06m
Frontier
Mon 9/77:51 pm
MEM
- ONT
1 stop16h 13m
Frontier
Deal found 7/18![Frontier logo]()
$298
This Kiwi.com deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/159:12 pm
ONT
- MEM
1 stop21h 57m
Multiple Airlines
Mon 10/199:35 pm
MEM
- ONT
1 stop20h 35m
Multiple Airlines
Deal found 7/19![Multiple Airlines logo]()
$304
This Kiwi.com deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/119:36 am
ONT
- MEM
2 stops44h 08m
Multiple Airlines
Fri 8/147:48 pm
MEM
- ONT
1 stop16h 16m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$305
This Frontier deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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 8/56:00 am
ONT
- MEM
1 stop11h 03m
Frontier
Wed 8/127:48 pm
MEM
- ONT
1 stop6h 02m
Frontier
Deal found 7/21![Frontier logo]()
$307
This American Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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
- JAN
1 stop5h 52m
American Airlines
Mon 8/315:30 am
JAN
- ONT
1 stop6h 04m
American Airlines
Deal found 7/21![American Airlines logo]()
$333
This Southwest deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/12:40 pm
ONT
- JAN
1 stop5h 10m
Southwest
Tue 10/66:40 am
JAN
- ONT
1 stop10h 05m
Southwest
Deal found 7/22![Southwest logo]()
$338
This United Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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
- JAN
2 stops13h 05m
United Airlines
Mon 8/312:05 pm
JAN
- ONT
2 stops8h 48m
United Airlines
Deal found 7/21![United Airlines logo]()
$343
This United Airlines deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” 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 8/176:00 am
ONT
- GPT
1 stop8h 12m
United Airlines
Mon 8/244:59 pm
GPT
- ONT
1 stop7h 00m
United Airlines
Deal found 7/20![United Airlines 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 July 22, 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 22, 2026.
This Delta deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” 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 8/2710:00 pm
ONT
- MEM
1 stop9h 27m
Delta
Tue 9/16:00 am
MEM
- ONT
1 stop6h 42m
Delta
Deal found 7/18![Delta logo]()
$324
This Southwest deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” 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 8/272:00 pm
ONT
- MEM
1 stop5h 30m
Southwest
Sat 8/299:20 am
MEM
- ONT
2 stops7h 55m
Southwest
Deal found 7/20![Southwest logo]()
$329
This American Airlines deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” 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 11/412:42 pm
ONT
- JAN
1 stop8h 10m
American Airlines
Sat 11/75:30 am
JAN
- ONT
1 stop6h 10m
American Airlines
Deal found 7/19![American Airlines logo]()
$359
This United Airlines deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” 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 8/269:01 am
ONT
- BTR
2 stops10h 27m
United Airlines
Tue 9/112:00 pm
BTR
- ONT
2 stops10h 01m
United Airlines
Deal found 7/18![United Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” 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 stop9h 34m
Delta
Sat 8/297:10 am
MEM
- ONT
1 stop7h 06m
Delta
Deal found 7/20![Delta logo]()
$324
This Southwest deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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 8/2711:00 am
ONT
- JAN
1 stop7h 10m
Southwest
Mon 8/315:55 am
JAN
- ONT
2 stops8h 15m
Southwest
Deal found 7/21![Southwest logo]()
$338
This United Airlines deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” 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
- BTR
2 stops10h 27m
United Airlines
Tue 9/112:00 pm
BTR
- ONT
2 stops10h 53m
United Airlines
Deal found 7/19![United Airlines logo]()
$359
This American Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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 8/62:27 pm
ONT
- BTR
1 stop6h 28m
American Airlines
Tue 8/116:00 am
BTR
- ONT
1 stop5h 34m
American Airlines
Deal found 7/21![American Airlines logo]()
$384
This Southwest deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/112:00 pm
ONT
- JAN
2 stops7h 50m
Southwest
Tue 10/612:55 pm
JAN
- ONT
2 stops10h 25m
Southwest
Deal found 7/22![Southwest logo]()
$356
This Delta deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” 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 8/2410:00 pm
ONT
- MEM
1 stop7h 46m
Delta
Tue 9/17:10 am
MEM
- ONT
1 stop7h 06m
Delta
Deal found 7/18![Delta logo]()
$364
This American Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” 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 8/52:27 pm
ONT
- MOB
1 stop6h 32m
American Airlines
Wed 8/195:30 am
MOB
- ONT
1 stop6h 04m
American Airlines
Deal found 7/22![American Airlines logo]()
$405
This United Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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 8/115:00 am
ONT
- MEM
1 stop7h 50m
United Airlines
Wed 8/124:33 pm
MEM
- ONT
1 stop6h 20m
United Airlines
Deal found 7/21![United Airlines logo]()
$406
This Delta deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/259:43 am
ONT
- MEM
1 stop5h 57m
Delta
Sun 8/307:10 am
MEM
- ONT
1 stop7h 06m
Delta
Deal found 7/18![Delta logo]()
$383
This Southwest deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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 9/412:25 pm
ONT
- MEM
2 stops7h 30m
Southwest
Fri 9/112:55 pm
MEM
- ONT
2 stops9h 15m
Southwest
Deal found 7/21![Southwest logo]()
$404
This American Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” 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
- JAN
1 stop7h 04m
American Airlines
Sun 8/305:30 am
JAN
- ONT
2 stops8h 33m
American Airlines
Deal found 7/22![American Airlines logo]()
$409
This United Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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 8/225:00 am
ONT
- MEM
1 stop7h 50m
United Airlines
Mon 8/243:27 pm
MEM
- ONT
1 stop8h 32m
United Airlines
Deal found 7/21![United Airlines logo]()
$411
This Delta deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” 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 8/57:05 am
ONT
- MOB
1 stop6h 45m
Delta
Wed 8/1912:06 pm
MOB
- ONT
1 stop9h 47m
Delta
Deal found 7/20![Delta logo]()
$384
This Delta deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” 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 8/2010:00 pm
ONT
- MEM
1 stop9h 27m
Delta
Sun 8/231:49 pm
MEM
- ONT
1 stop6h 41m
Delta
Deal found 7/20![Delta logo]()
$396
This United Airlines deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” 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 8/259:15 am
ONT
- GPT
1 stop8h 23m
United Airlines
Sat 8/292:00 pm
GPT
- ONT
1 stop6h 12m
United Airlines
Deal found 7/19![United Airlines logo]()
$449
This American Airlines deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” 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
- JAN
1 stop7h 09m
American Airlines
Sun 8/235:30 am
JAN
- ONT
1 stop8h 13m
American Airlines
Deal found 7/18![American Airlines logo]()
$467
This Delta deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” 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
- BTR
1 stop8h 01m
Delta
Tue 8/111:27 pm
BTR
- ONT
1 stop8h 26m
Delta
Deal found 7/18![Delta logo]()
$409
This United Airlines deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” 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 12/56:00 am
ONT
- BTR
1 stop7h 51m
United Airlines
Wed 12/95:00 am
BTR
- ONT
2 stops14h 47m
United Airlines
Deal found 7/20![United Airlines logo]()
$454
This American Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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 8/512:59 pm
ONT
- MOB
2 stops8h 00m
American Airlines
Sun 8/95:30 am
MOB
- ONT
1 stop6h 04m
American Airlines
Deal found 7/21![American Airlines logo]()
$470
This Delta deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” 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 10/210:00 pm
ONT
- MOB
1 stop8h 30m
Delta
Tue 10/136:00 am
MOB
- ONT
2 stops12h 24m
Delta
Deal found 7/18![Delta logo]()
$410
This United Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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 8/259:15 am
ONT
- JAN
1 stop26h 08m
United Airlines
Sat 8/2912:00 pm
JAN
- ONT
2 stops10h 53m
United Airlines
Deal found 7/21![United Airlines logo]()
$467
This Delta deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” 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 11/412:18 pm
ONT
- JAN
1 stop7h 19m
Delta
Sun 11/85:02 pm
JAN
- ONT
1 stop6h 59m
Delta
Deal found 7/19![Delta logo]()
$413
This United Airlines deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” 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 8/265:00 am
ONT
- AEX
2 stops13h 00m
United Airlines
Sat 8/299:45 am
AEX
- ONT
1 stop10h 27m
United Airlines
Deal found 7/17![United Airlines logo]()
$469
This United Airlines deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” 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 9/47:13 pm
ONT
- BTR
2 stops11h 30m
United Airlines
Mon 9/76:14 pm
BTR
- ONT
1 stop5h 45m
United Airlines
Deal found 7/20![United Airlines logo]()
$489
This United Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” 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 8/216:00 am
ONT
- MOB
1 stop8h 09m
United Airlines
Fri 8/289:00 am
MOB
- ONT
2 stops13h 01m
United Airlines
Deal found 7/22![United Airlines logo]()
$499
This United Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” 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 8/65:45 am
ONT
- BTR
1 stop7h 49m
United Airlines
Mon 8/102:05 pm
BTR
- ONT
2 stops10h 32m
United Airlines
Deal found 7/22![United Airlines logo]()
$523
Last-minute flights from Ontario to MississippiDiscover last-minute flight deals from Ontario to Mississippi. Data last updated July 22, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Mississippi. Data last updated July 22, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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 8/56:00 am
ONT
- MEM
1 stop11h 03m
Frontier
Wed 8/127:48 pm
MEM
- ONT
1 stop6h 02m
Frontier
Deal found 7/21![Frontier logo]()
$307
This Kiwi.com deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/119:36 am
ONT
- MEM
2 stops44h 08m
Multiple Airlines
Fri 8/147:48 pm
MEM
- ONT
1 stop16h 16m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$305
This Frontier deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” 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 8/1210:49 am
ONT
- MEM
1 stop6h 14m
Frontier
Fri 8/147:48 pm
MEM
- ONT
1 stop6h 02m
Frontier
Deal found 7/19![Frontier logo]()
$318
This United Airlines deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” 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 8/176:00 am
ONT
- GPT
1 stop8h 12m
United Airlines
Mon 8/244:59 pm
GPT
- ONT
1 stop7h 00m
United Airlines
Deal found 7/20![United Airlines logo]()
$349
This Super.com deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” 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 8/2110:49 am
ONT
- MEM
1 stop6h 17m
Frontier
Fri 8/287:51 pm
MEM
- ONT
1 stop5h 59m
Frontier
Deal found 7/20![Frontier logo]()
$295
This Frontier deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” 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 8/2410:49 am
ONT
- MEM
1 stop6h 17m
Frontier
Mon 8/317:51 pm
MEM
- ONT
1 stop5h 59m
Frontier
Deal found 7/18![Frontier logo]()
$277
This Frontier deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” 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 8/246:00 am
ONT
- MEM
1 stop11h 06m
Frontier
Fri 8/287:51 pm
MEM
- ONT
1 stop5h 59m
Frontier
Deal found 7/18![Frontier logo]()
$288
This Delta deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/259:43 am
ONT
- MEM
1 stop5h 57m
Delta
Tue 9/17:10 am
MEM
- ONT
1 stop7h 06m
Delta
Deal found 7/18![Delta logo]()
$309
This Delta deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/259:43 am
ONT
- MEM
1 stop5h 57m
Delta
Sat 8/297:10 am
MEM
- ONT
1 stop7h 06m
Delta
Deal found 7/18![Delta logo]()
$310
This American Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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
- JAN
1 stop5h 52m
American Airlines
Mon 8/315:30 am
JAN
- ONT
1 stop6h 04m
American Airlines
Deal found 7/21![American Airlines logo]()
$333
This Southwest deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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 8/2711:00 am
ONT
- JAN
1 stop7h 10m
Southwest
Mon 8/315:55 am
JAN
- ONT
2 stops8h 15m
Southwest
Deal found 7/21![Southwest logo]()
$338
This United Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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
- JAN
2 stops13h 05m
United Airlines
Mon 8/312:05 pm
JAN
- ONT
2 stops8h 48m
United Airlines
Deal found 7/21![United Airlines logo]()
$343
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 22, 2026.
Search for one-way flight options from Ontario to Mississippi. Find affordable one-way fares based on user searches. Data last updated July 22, 2026.
This Frontier deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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 8/1210:49 am
ONT
- MEM
1 stop6h 14m
Frontier
Deal found 7/21![Frontier logo]()
$136
This Mytrip deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/162:55 pm
ONT
- MEM
1 stop21h 27m
Frontier
Deal found 7/21![Frontier logo]()
$137
This CheapOair deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” 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.
Sat 10/312:35 pm
ONT
- MEM
1 stop22h 47m
Frontier
Deal found 7/19![Frontier logo]()
$142
This Frontier deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” 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 7/18![Frontier logo]()
$145
This Orbitz deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2810:49 am
ONT
- MEM
1 stop6h 17m
Frontier
Deal found 7/21![Frontier logo]()
$149
This Southwest deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” 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 8/1912:30 pm
ONT
- MEM
1 stop5h 20m
Southwest
Deal found 7/20![Southwest logo]()
$156
This Delta deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1112:00 pm
ONT
- MEM
1 stop9h 24m
Delta
Deal found 7/21![Delta logo]()
$161
This American Airlines deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” 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 7/19![American Airlines logo]()
$167
This Delta deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” 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 8/2710:00 pm
ONT
- MEM
1 stop7h 46m
Delta
Deal found 7/20![Delta logo]()
$169
This Super.com deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/510:49 am
ONT
- MEM
1 stop6h 14m
Frontier
Deal found 7/17![Frontier logo]()
$172
This Frontier deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” 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 8/710:49 am
ONT
- MEM
1 stop6h 14m
Frontier
Deal found 7/17![Frontier logo]()
$175
This Delta deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” 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 9/57:05 am
ONT
- MOB
1 stop7h 08m
Delta
Deal found 7/19![Delta logo]()
$177
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 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $266 (Kiwi.com) |
One-way from | $136 (Frontier) |
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 22, 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
Thu 8/27
10:00 pm-9:27 am
1 stop9h 27m
Memphis
Tue 9/1
6:00 am-10:42 am
1 stop6h 42m
$324
OntarioMemphis
ONT - MEM
ONTMEM
Ontario
Thu 8/27
7:05 am-6:39 pm
1 stop9h 34m
Memphis
Sat 8/29
7:10 am-12:16 pm
1 stop7h 06m
$324
OntarioMemphis
ONT - MEM
ONTMEM
Ontario
Thu 8/27
2:00 pm-9:30 pm
1 stop5h 30m
Memphis
Sat 8/29
9:20 am-3:15 pm
2 stops7h 55m
$329
OntarioJackson
ONT - JAN
ONTJAN
Ontario
Thu 8/27
11:00 am-8:10 pm
1 stop7h 10m
Jackson-Evers Intl
Mon 8/31
5:55 am-12:10 pm
2 stops8h 15m
$338
OntarioJackson
ONT - JAN
ONTJAN
Ontario
Thu 10/1
12:00 pm-9:50 pm
2 stops7h 50m
Jackson-Evers Intl
Tue 10/6
12:55 pm-9:20 pm
2 stops10h 25m
$356
OntarioJackson
ONT - JAN
ONTJAN
Ontario
Wed 11/4
12:42 pm-10:52 pm
1 stop8h 10m
Jackson-Evers Intl
Sat 11/7
5:30 am-9:40 am
1 stop6h 10m
$359
OntarioBaton Rouge
ONT - BTR
ONTBTR
Ontario
Wed 8/26
9:01 am-9:28 pm
2 stops10h 27m
Baton Rouge Ryan
Tue 9/1
12:00 pm-8:01 pm
2 stops10h 01m
$359
OntarioBaton Rouge
ONT - BTR
ONTBTR
Ontario
Tue 8/25
9:01 am-9:28 pm
2 stops10h 27m
Baton Rouge Ryan
Tue 9/1
12:00 pm-8:53 pm
2 stops10h 53m
$359
OntarioMemphis
ONT - MEM
ONTMEM
Ontario
Mon 8/24
10:00 pm-7:46 am
1 stop7h 46m
Memphis
Tue 9/1
7:10 am-12:16 pm
1 stop7h 06m
$364
OntarioMemphis
ONT - MEM
ONTMEM
Ontario
Tue 8/25
9:43 am-5:40 pm
1 stop5h 57m
Memphis
Sun 8/30
7:10 am-12:16 pm
1 stop7h 06m
$383
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-JAN
ONT-MEM
ONT-MOB
ONT-GPT
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-JAN
ONT-MEM
ONT-MOB
ONT-GPT
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 July 22, 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.
Crew
8.6
Food
7.0
Overall
8.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Food
7.0
Overall
8.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Food
7.0
Overall
8.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Food
7.0
Overall
8.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
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.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top destinations
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 22, 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 22, 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% |