What airlines fly to Mississippi?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Mississippi from Ontario according to our data. American Airlines is the first choice among our users, with 52% of people opting to fly with this airline when traveling to Mississippi. Keep in mind that there are 4 different airlines that fly to Mississippi on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Ontario to Mississippi?

Frontier, American Airlines, and Delta are the most popular carriers operating from Ontario to Mississippi

When did momondo last update prices for flights from Ontario Airport to Mississippi?

Prices for flights from Ontario Airport to Mississippi were last updated today.

How many operators does momondo search for flights from Ontario Airport to Mississippi?

As of November 2025, there are 4 operators available to choose from for flights from Ontario Airport to Mississippi.

How old do you have to be to fly from Ontario Airport to Mississippi?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Mississippi.

What documentation or ID do you need to fly to Mississippi?

The travel and health documents required for your trip to Mississippi can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Mississippi. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$80 Cheap Flights from Ontario to Mississippi in 2025/26

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Find the cheapest flights from Ontario to Mississippi

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 am - 4:49 pmONT-MEM

8h 49m1 stop

8:58 pm - 3:09 pmMEM-ONT

20h 11m1 stop

$197Multiple Airlines

Find Deal

Wed, Dec 31 - Mon, Jan 5

6:00 am - 4:49 pmONT-MEM

8h 49m1 stop

3:00 pm - 11:56 pmMEM-ONT

10h 56m1 stop

$203Multiple Airlines

Find Deal

Wed, Dec 31 - Fri, Jan 9

6:45 am - 7:12 pmONT-MEM

10h 27m1 stop

8:07 pm - 11:59 pmMEM-ONT

5h 52m1 stop

$208Frontier

Find Deal

Thu, Dec 25 - Thu, Jan 1

6:00 am - 2:04 pmONT-MEM

6h 04m1 stop

3:00 pm - 11:56 pmMEM-ONT

10h 56m1 stop

$217Frontier

Find Deal

Fri, Jan 9 - Mon, Jan 12

12:41 pm - 9:42 pmONT-AEX

7h 01m1 stop

6:12 am - 11:31 amAEX-ONT

7h 19m1 stop

$278Delta

Find Deal

Wed, Jan 21 - Sat, Jan 24

3:09 pm - 10:59 pmONT-AEX

5h 50m1 stop

6:06 am - 4:05 pmAEX-ONT

11h 59m2 stops

$284American Airlines

Find Deal

Thu, Jan 29 - Sat, Jan 31

10:30 pm - 9:33 amONT-GPT

9h 03m1 stop

6:05 am - 11:31 amGPT-ONT

7h 26m1 stop

$289Delta

Find Deal

Wed, Jan 7 - Sat, Jan 10

6:00 am - 1:20 pmONT-GPT

5h 20m1 stop

5:11 pm - 9:49 pmGPT-ONT

6h 38m1 stop

$359United Airlines

Find Deal

Wed, Dec 10 - Sun, Dec 14

3:09 pm - 10:59 pmONT-AEX

5h 50m1 stop

6:06 am - 4:05 pmAEX-ONT

11h 59m2 stops

$364American Airlines

Find Deal

Wed, Jan 21 - Sat, Jan 24

6:00 am - 3:58 pmONT-GPT

7h 58m1 stop

5:13 pm - 9:58 pmGPT-ONT

6h 45m1 stop

$379United Airlines

Find Deal

Fri, Jan 30 - Sat, Jan 31

United Airlines flights from Ontario to Mississippi

Our best United Airlines deals on Ontario to Mississippi flight tickets

United Airlines

Dec 10

ONT6:00 amOntario

5h 20m

1 stop

GPT1:20 pmGulfport Biloxi Regional

Dec 14

GPT5:11 pmGulfport Biloxi Regional

6h 38m

1 stop

ONT9:49 pmOntario

$359

Find similar

United Airlines

Jan 15

ONT6:00 amOntario

5h 17m

1 stop

BTR1:17 pmBaton Rouge Ryan

Jan 18

BTR3:30 pmBaton Rouge Ryan

8h 28m

1 stop

ONT9:58 pmOntario

$379

Find similar

United Airlines

Jan 17

ONT5:05 amOntario

10h 48m

2 stops

BTR5:53 pmBaton Rouge Ryan

Jan 21

BTR1:55 pmBaton Rouge Ryan

9h 03m

2 stops

ONT8:58 pmOntario

$389

Find similar

Southwest flights from Ontario to Mississippi

Our best Southwest deals on Ontario to Mississippi flight tickets

Southwest

Apr 16

ONT9:25 amOntario

7h 25m

1 stop

MEM6:50 pmMemphis

Apr 20

MEM5:40 amMemphis

5h 50m

1 stop

ONT9:30 amOntario

$437

Find similar

Southwest

Dec 21

ONT9:30 amOntario

8h 15m

1 stop

JAN7:45 pmJackson-Evers Intl

Dec 28

JAN5:20 amJackson-Evers Intl

8h 20m

2 stops

ONT11:40 amOntario

$628

Find similar

Southwest

Dec 6

ONT6:00 amOntario

9h 00m

1 stop

JAN5:00 pmJackson-Evers Intl

Dec 9

JAN1:10 pmJackson-Evers Intl

7h 30m

1 stop

ONT6:40 pmOntario

$672

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OntarioMemphis

ONT - MEM

ONTMEM

Ontario

Wed 12/31

6:00 am-4:49 pm

1 stop8h 49m

Memphis

Mon 1/5

8:58 pm-3:09 pm

1 stop20h 11m

$197

OntarioMemphis

ONT - MEM

ONTMEM

Ontario

Wed 12/31

6:00 am-4:49 pm

1 stop8h 49m

Memphis

Fri 1/9

3:00 pm-11:56 pm

1 stop10h 56m

$203

OntarioMemphis

ONT - MEM

ONTMEM

Ontario

Thu 12/25

6:45 am-7:12 pm

1 stop10h 27m

Memphis

Thu 1/1

8:07 pm-11:59 pm

1 stop5h 52m

$208

OntarioMemphis

ONT - MEM

ONTMEM

Ontario

Fri 1/9

6:00 am-2:04 pm

1 stop6h 04m

Memphis

Mon 1/12

3:00 pm-11:56 pm

1 stop10h 56m

$217

OntarioAlexandria

ONT - AEX

ONTAEX

Ontario

Wed 1/21

12:41 pm-9:42 pm

1 stop7h 01m

Alexandria

Sat 1/24

6:12 am-11:31 am

1 stop7h 19m

$278

OntarioAlexandria

ONT - AEX

ONTAEX

Ontario

Thu 1/29

3:09 pm-10:59 pm

1 stop5h 50m

Alexandria

Sat 1/31

6:06 am-4:05 pm

2 stops11h 59m

$284

OntarioGulfport

ONT - GPT

ONTGPT

Ontario

Wed 1/7

10:30 pm-9:33 am

1 stop9h 03m

Gulfport Biloxi Regional

Sat 1/10

6:05 am-11:31 am

1 stop7h 26m

$289

OntarioGulfport

ONT - GPT

ONTGPT

Ontario

Wed 12/10

6:00 am-1:20 pm

1 stop5h 20m

Gulfport Biloxi Regional

Sun 12/14

5:11 pm-9:49 pm

1 stop6h 38m

$359

OntarioAlexandria

ONT - AEX

ONTAEX

Ontario

Wed 1/21

3:09 pm-10:59 pm

1 stop5h 50m

Alexandria

Sat 1/24

6:06 am-4:05 pm

2 stops11h 59m

$364

OntarioGulfport

ONT - GPT

ONTGPT

Ontario

Fri 1/30

6:00 am-3:58 pm

1 stop7h 58m

Gulfport Biloxi Regional

Sat 1/31

5:13 pm-9:58 pm

1 stop6h 45m

$379

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ontario to Mississippi

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Mississippi?

The month of August is, on average, the cheapest month to fly to Mississippi from Ontario, with most prices found around $324. If you don’t want to visit Mississippi in August, then you should wait until May to fly from Ontario, when ticket prices are also cheap, with an average price of $350.

What is the cheapest day to depart on your flight to Mississippi?

The cheapest day to depart from Ontario to Mississippi is on a Wednesday. Travelers who choose to depart for Mississippi on a Wednesday will often find tickets for as low as $410. Flights from Ontario to Mississippi on a Saturday will generally be more expensive and average around $785. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Mississippi?

According to our data, the cheapest time of day to fly to Mississippi is in the morning. momondo users have found flights departing from Ontario to Mississippi in the morning for as low as $445. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the evening is when there is more demand to fly to Mississippi, so prices are often more expensive at around $547 per ticket.

Cheap Ontario to Mississippi flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Mississippi

Fastest flight time	5h 13m
Direct flights	None

The fastest flight from Ontario to Mississippi takes 5h 13m

There are no direct flights from Ontario to Mississippi. There are no popular flight routes from Ontario to Mississippi.

Search flight deals

When did momondo last update prices for flights from Ontario Airport to Mississippi?
Prices for flights from Ontario Airport to Mississippi were last updated today.
How many operators does momondo search for flights from Ontario Airport to Mississippi?
As of November 2025, there are 4 operators available to choose from for flights from Ontario Airport to Mississippi.
How old do you have to be to fly from Ontario Airport to Mississippi?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Mississippi.
What documentation or ID do you need to fly to Mississippi?
The travel and health documents required for your trip to Mississippi can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Mississippi. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Ontario to Mississippi

Compare and see reviews for airlines that fly from Ontario to Mississippi with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $175	Free Cancellation	Rating 7.9 7,999 reviews	Search Delta flights
American Airlines	PriceFrom $288	Free Cancellation	Rating 7.2 11,038 reviews	Search American Airlines flights
United Airlines	PriceFrom $313	Free Cancellation	Rating 7.4 9,046 reviews	Search United Airlines flights
Southwest	PriceFrom $367	Free Cancellation	Rating 8.0 4,254 reviews	Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Mississippi?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ontario to Mississippi. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Ontario to Mississippi with flexible booking policies on momondo?

All flight searches from Ontario to Mississippi on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Ontario to Mississippi?

Once all potential Ontario to Mississippi flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Ontario to Mississippi right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Ontario to Mississippi flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Popular cities in Mississippi

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Cheap flights from Ontario to Mississippi from $80

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Mississippi departing on 1/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

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Price Alerts

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United Airlines flights from Ontario to Mississippi

Our best United Airlines deals on Ontario to Mississippi flight tickets

Southwest flights from Ontario to Mississippi

Our best Southwest deals on Ontario to Mississippi flight tickets

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How to get the cheapest flight ticket from Ontario to Mississippi

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Mississippi?

The month of August is, on average, the cheapest month to fly to Mississippi from Ontario, with most prices found around $324. If you don’t want to visit Mississippi in August, then you should wait until May to fly from Ontario, when ticket prices are also cheap, with an average price of $350.

What is the cheapest day to depart on your flight to Mississippi?

What is the cheapest time of day to depart on your flight to Mississippi?

What is the cheapest airline that flies from Ontario to Mississippi?

Frontier, American Airlines, and Delta are the most popular carriers operating from Ontario to Mississippi

What airlines fly to Mississippi?

Cheap Ontario to Mississippi flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Mississippi

Fastest flight time

Direct flights

When did momondo last update prices for flights from Ontario Airport to Mississippi?

How many operators does momondo search for flights from Ontario Airport to Mississippi?

How old do you have to be to fly from Ontario Airport to Mississippi?

What documentation or ID do you need to fly to Mississippi?

Best airlines flying from Ontario to Mississippi

Compare and see reviews for airlines that fly from Ontario to Mississippi with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Mississippi?

Can I find flights from Ontario to Mississippi with flexible booking policies on momondo?

How can momondo help me find flights from Ontario to Mississippi?

I’m not ready to book a flight from Ontario to Mississippi right now. Can momondo alert me if prices change?

An easier way to manage your Mississippi trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Mississippi

Popular cities in Mississippi

Popular flights according to clicks in the last 7 days on momondo