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$100+ 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 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
JAN — ONT
jun. 23 — jun. 301
lun. 6/23
lun. 6/30
1 adult, Economy
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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 junio 18, 2025.

Round-trip from

$210
(FlightHub)

One-way from

$100
(Priceline)

Popular in

April

Cheapest in

July

Average price

$515
From Mississippi to Ontario
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One-way flight from Mississippi to Ontario
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Highest demand for flights based on searches. 15% potential increase in price ($95 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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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 junio 18, 2025.

This FlightHub deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 7/107:48 pmMEM - ONT
1 stop6h 02mFrontier
sáb. 7/125:21 pmONT - MEM
1 stop23h 27mFrontier
Deal found 6/16$210
This Trip.com deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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.
vie. 7/117:00 amMEM - ONT
1 stop15h 52mMultiple Airlines
sáb. 7/1212:59 amONT - MEM
1 stop15h 49mMultiple Airlines
Deal found 6/16$238
This Delta deal was found by Cheapflights users on 6/18. 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.
mar. 7/296:09 amMOB - ONT
1 stop6h 21mDelta
lun. 8/410:05 pmONT - MOB
1 stop8h 31mDelta
Deal found 6/18$289
This Delta deal was found by Cheapflights users on 6/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 7/103:21 pmBTR - ONT
1 stop9h 06mDelta
mar. 7/1510:05 pmONT - BTR
1 stop8h 49mDelta
Deal found 6/17$289
This Delta deal was found by Cheapflights users on 6/18. 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.
vie. 7/116:07 amGPT - ONT
1 stop6h 23mDelta
dom. 7/1310:05 pmONT - GPT
1 stop8h 49mDelta
Deal found 6/18$289
This American Airlines deal was found by Cheapflights users on 6/18. 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.
vie. 7/117:49 pmGPT - ONT
1 stop6h 05mAmerican Airlines
lun. 7/1411:59 pmONT - GPT
2 stops10h 18mAmerican Airlines
Deal found 6/18$294
This Delta deal was found by Cheapflights users on 6/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/1412:46 pmMEM - ONT
1 stop8h 25mDelta
mié. 8/207:05 amONT - MEM
1 stop7h 56mDelta
Deal found 6/17$337
This Delta deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” 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.
mar. 10/142:40 pmJAN - ONT
1 stop10h 01mDelta
mar. 10/2110:59 pmONT - JAN
1 stop7h 33mDelta
Deal found 6/15$337
This American Airlines deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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.
mar. 7/13:02 pmMEM - ONT
2 stops8h 36mAmerican Airlines
jue. 7/312:59 amONT - MEM
1 stop7h 09mAmerican Airlines
Deal found 6/16$352
This American Airlines deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” 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.
mar. 7/16:26 pmBTR - ONT
1 stop5h 45mAmerican Airlines
sáb. 7/511:59 pmONT - BTR
1 stop8h 14mAmerican Airlines
Deal found 6/15$369
This United Airlines deal was found by Cheapflights users on 6/18. 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.
jue. 8/214:03 pmBTR - ONT
1 stop7h 22mUnited Airlines
lun. 8/256:04 amONT - BTR
1 stop5h 15mUnited Airlines
Deal found 6/18$379
This United Airlines deal was found by Cheapflights users on 6/18. 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.
mar. 7/2911:15 amMOB - ONT
2 stops13h 37mUnited Airlines
lun. 8/46:00 amONT - MOB
1 stop8h 13mUnited Airlines
Deal found 6/18$384

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 junio 18, 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

jue. 7/10

7:48 pm-11:50 pm

1 stop6h 02m

Ontario

mié. 7/16

5:21 pm-6:48 pm

1 stop23h 27m

$210

MemphisOntario

MEM - ONT

MEMONT

Memphis

vie. 7/11

7:00 am-8:52 pm

1 stop15h 52m

Ontario

sáb. 7/12

12:59 am-6:48 pm

1 stop15h 49m

$238

MobileOntario

MOB - ONT

MOBONT

Mobile

mar. 7/29

6:09 am-10:30 am

1 stop6h 21m

Ontario

lun. 8/4

10:05 pm-8:36 am

1 stop8h 31m

$289

Baton RougeOntario

BTR - ONT

BTRONT

Baton Rouge Ryan

jue. 7/10

3:21 pm-10:27 pm

1 stop9h 06m

Ontario

mar. 7/15

10:05 pm-8:54 am

1 stop8h 49m

$289

GulfportOntario

GPT - ONT

GPTONT

Gulfport Biloxi Regional

vie. 7/11

6:07 am-10:30 am

1 stop6h 23m

Ontario

mar. 7/15

10:05 pm-8:54 am

1 stop8h 49m

$289

GulfportOntario

GPT - ONT

GPTONT

Gulfport Biloxi Regional

vie. 7/11

7:49 pm-11:54 pm

1 stop6h 05m

Ontario

lun. 7/14

11:59 pm-12:17 pm

2 stops10h 18m

$294

MemphisOntario

MEM - ONT

MEMONT

Memphis

jue. 8/14

12:46 pm-7:11 pm

1 stop8h 25m

Ontario

mié. 8/20

7:05 am-5:01 pm

1 stop7h 56m

$337

JacksonOntario

JAN - ONT

JANONT

Jackson-Evers Intl

mar. 10/14

2:40 pm-10:41 pm

1 stop10h 01m

Ontario

mar. 10/21

10:59 pm-8:32 am

1 stop7h 33m

$337

MemphisOntario

MEM - ONT

MEMONT

Memphis

mar. 7/1

3:02 pm-9:38 pm

2 stops8h 36m

Ontario

jue. 7/3

12:59 am-10:08 am

1 stop7h 09m

$352

Baton RougeOntario

BTR - ONT

BTRONT

Baton Rouge Ryan

mar. 7/1

6:26 pm-10:11 pm

1 stop5h 45m

Ontario

sáb. 7/5

11:59 pm-10:13 am

1 stop8h 14m

$369

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/17

Showing 1-10 of 38 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, August is the cheapest month in which you can book a flight from Mississippi to Ontario (average of $246). Flying from Mississippi to Ontario in March is currently the most expensive (average of $328). 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 junio 18, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Mississippi to Ontario as you normally would.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated junio 18, 2025.
To help decide which airline to fly from Mississippi to Ontario, see what other customers have to say about Alaska Airlines, Southwest and Delta. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.1

Food

7.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.1

Food

7.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,280 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.1

Food

7.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,964 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.1

Food

7.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,810 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.1

Food

7.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.1

Food

7.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

  • 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 ($100), American Airlines ($169), and United Airlines ($174).

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

    The most popular flight routes from Mississippi to Ontario are Memphis - Ontario, Mobile - Ontario and Jackson-Evers Intl - 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, August is the cheapest month in which you can book a flight from Mississippi to Ontario (average of $246). Flying from Mississippi to Ontario in March is currently the most expensive (average of $328). 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 airline flying from Mississippi to Ontario

Discover the top airline 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 junio 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$278Average$432FlexibilityNo cancel feeOn-time71%

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