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$61+ Cheap flights from Mississippi to Ontario (ONT)

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 2/13. Fares are subject to change and may not be available on all flights or dates of travel.
JAN — ONT
Dec 15 — Dec 221
Mon 12/15
Mon 12/22
1 adult, Economy
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Find flight deals from Mississippi to Ontario

Cheapest flights from Mississippi to Ontario
Explore the most affordable flight options available from Mississippi to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 15, 2025.

This Mytrip deal was found by Cheapflights users on 11/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/118:07 pmMEM - ONT
1 stop20h 18mFrontier
Thu 12/186:45 amONT - MEM
1 stop10h 27mFrontier
Deal found 11/13$149
This Booking.com deal was found by Cheapflights users on 11/14. Clicking the “Pick Dates” 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.
Sun 12/148:07 pmMEM - ONT
1 stop20h 18mFrontier
Sun 12/216:45 amONT - MEM
1 stop10h 27mFrontier
Deal found 11/14$158
This Trip.com deal was found by Cheapflights users on 11/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/63:49 pmMEM - ONT
1 stop7h 28mMultiple Airlines
Sat 12/136:15 amONT - MEM
1 stop6h 39mMultiple Airlines
Deal found 11/13$192
This Trip.com deal was found by Cheapflights users on 11/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/48:07 pmMEM - ONT
1 stop20h 18mMultiple Airlines
Sun 12/76:15 amONT - MEM
1 stop11h 42mMultiple Airlines
Deal found 11/14$215
This Trip.com deal was found by Cheapflights users on 11/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/129:17 pmMEM - ONT
1 stop26h 00mMultiple Airlines
Fri 12/196:00 amONT - MEM
1 stop12h 27mMultiple Airlines
Deal found 11/14$224
This Kiwi.com deal was found by Cheapflights users on 11/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/133:49 pmMEM - ONT
1 stop7h 28mMultiple Airlines
Sat 12/205:16 pmONT - MEM
2 stops23h 56mMultiple Airlines
Deal found 11/13$229
This Trip.com deal was found by Cheapflights users on 11/12. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/133:49 pmMEM - ONT
1 stop7h 28mMultiple Airlines
Mon 12/156:15 amONT - MEM
1 stop11h 42mMultiple Airlines
Deal found 11/12$230
This Trip.com deal was found by Cheapflights users on 11/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/48:07 pmMEM - ONT
1 stop20h 18mMultiple Airlines
Mon 12/86:15 amONT - MEM
1 stop11h 42mMultiple Airlines
Deal found 11/14$232
This Booking.com deal was found by Cheapflights users on 11/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/178:10 pmMEM - ONT
1 stop27h 17mFrontier
Thu 11/2012:23 pmONT - MEM
1 stop19h 20mFrontier
Deal found 11/13$266
This Booking.com deal was found by Cheapflights users on 11/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/48:07 pmMEM - ONT
1 stop20h 18mFrontier
Sun 12/74:01 pmONT - MEM
1 stop21h 32mFrontier
Deal found 11/13$270
This Trip.com deal was found by Cheapflights users on 11/12. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/63:49 pmMEM - ONT
1 stop7h 28mMultiple Airlines
Sun 12/76:15 amONT - MEM
1 stop11h 42mMultiple Airlines
Deal found 11/12$275
This Delta deal was found by Cheapflights users on 11/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/166:01 pmGPT - ONT
1 stop7h 03mDelta
Wed 1/141:04 pmONT - GPT
1 stop7h 01mDelta
Deal found 11/14$289

Cheap flight deals from Mississippi to Ontario

Keep the following information in mind while searching for Mississippi to Ontario flight deals. Data was last updated November 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$134
(Frontier)

One-way from

$61
(Kiwi.com)

Popular in

April

Cheapest in

September

Average price

$530
Provider with most accurate pricing for Jackson-Evers Intl-Los Angeles flight deals.
Search Deals
Provider most trusted by Cheapflights users for Jackson-Evers Intl-Los Angeles flights.
Search Deals
From Mississippi to Ontario
Search Deals
One-way flight from Mississippi to Ontario
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($104 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Mississippi to Ontario 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 November 15, 2025.
Use the filters below to find and compare flights from Mississippi to Ontario that are best for you.

Fly from

Mississippi

Fly to

Ontario

Route

Depart

Return

Price

MemphisOntario

MEM - ONT

MEMONT

Memphis

Sun 1/18

8:06 pm-11:59 pm

1 stop5h 53m

Ontario

Sun 1/25

6:20 am-2:17 pm

1 stop5h 57m

$138

MemphisOntario

MEM - ONT

MEMONT

Memphis

Fri 1/9

3:00 pm-11:56 pm

1 stop10h 56m

Ontario

Thu 1/15

6:10 am-7:15 pm

1 stop11h 05m

$138

MemphisOntario

MEM - ONT

MEMONT

Memphis

Thu 12/11

8:07 pm-2:25 pm

1 stop20h 18m

Ontario

Thu 12/18

6:45 am-7:12 pm

1 stop10h 27m

$149

MemphisOntario

MEM - ONT

MEMONT

Memphis

Sun 12/14

8:07 pm-2:25 pm

1 stop20h 18m

Ontario

Sun 12/21

6:45 am-7:12 pm

1 stop10h 27m

$158

MemphisOntario

MEM - ONT

MEMONT

Memphis

Fri 12/12

9:17 pm-9:17 pm

1 stop26h 00m

Ontario

Fri 12/19

6:00 am-8:27 pm

1 stop12h 27m

$224

MobileOntario

MOB - ONT

MOBONT

Mobile

Wed 4/15

12:10 pm-6:15 pm

1 stop8h 05m

Ontario

Sat 4/18

12:00 pm-10:55 pm

1 stop8h 55m

$289

GulfportOntario

GPT - ONT

GPTONT

Gulfport Biloxi Regional

Tue 12/16

6:01 pm-11:04 pm

1 stop7h 03m

Ontario

Wed 1/14

1:04 pm-10:05 pm

1 stop7h 01m

$289

GulfportOntario

GPT - ONT

GPTONT

Gulfport Biloxi Regional

Tue 12/16

5:17 am-9:54 am

1 stop6h 37m

Ontario

Wed 1/14

9:59 am-10:41 pm

2 stops10h 42m

$294

MemphisOntario

MEM - ONT

MEMONT

Memphis

Sun 11/30

9:16 pm-2:26 pm

1 stop19h 10m

Ontario

Thu 12/4

6:15 am-7:12 pm

2 stops10h 57m

$294

Baton RougeOntario

BTR - ONT

BTRONT

Baton Rouge Ryan

Thu 12/11

6:07 am-4:09 pm

2 stops12h 02m

Ontario

Mon 12/15

7:05 am-6:14 pm

1 stop9h 09m

$294

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/13

Showing 1-10 of 60 results
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Best time to book a flight from Mississippi to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Mississippi with our price prediction graph.
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 Mississippi to Ontario

What is the cheapest month to book a flight from Mississippi to Ontario?

Currently, September is the cheapest month in which you can book a flight from Mississippi to Ontario (average of $200). Flying from Mississippi to Ontario in December is currently the most expensive (average of $385). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from MS to ONT?

Find hourly flight availability from Mississippi to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 15, 2025.

One of the essential ways to save on airfare from Mississippi to Ontario is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 20% on airfare.

Related info for your journey

Find useful and relevant information for your journey from Mississippi to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Ontario from Mississippi?

    Ontario (ONT) is the airport you will fly into if you book a flight from Mississippi to Ontario. It is only a 3.1 mi journey from Ontario (ONT) to Ontario’s city center.

  • How long is the flight from Mississippi to Ontario?

    There are many flights that can get you from Mississippi to Ontario in 5h 53m. Fly via Frontier, Delta, or American Airlines to get the fastest option. The distance from Mississippi to Ontario is about 1567 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Mississippi to Ontario one-way?

    The cheapest airlines for a one-way flight from Mississippi to Ontario are Frontier ($79), American Airlines ($188), and Delta ($230).

  • What are the most popular routes from Mississippi to Ontario?

    The most popular flight routes from Mississippi to Ontario are Memphis - Ontario, Jackson-Evers Intl - Ontario and Baton Rouge Ryan - Ontario.

  • Can I find deals for flights from Mississippi to Ontario that include hotel bookings?

    Yes. In addition to deals on Mississippi to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Mississippi to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Mississippi to Ontario.

  • Can I find deals for business class flights from Mississippi to Ontario?

    Yes. Cheapflights offers flight deals from Mississippi to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Mississippi to Ontario?

    Currently, September is the cheapest month in which you can book a flight from Mississippi to Ontario (average of $200). Flying from Mississippi to Ontario in December is currently the most expensive (average of $385). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Mississippi to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Mississippi to Ontario

Discover the top 2 airlines that operate flights from Mississippi to Ontario. 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 November 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$338Average$480FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$340Average$458FlexibilityNo cancel feeOn-time69%

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