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

Frontier is the most popular carrier operating from Memphis to Ontario

What airlines fly to Ontario?

Delta, American Airlines and Southwest are the top three most popular airlines that fly to Ontario from Memphis according to our data. Delta is the first choice among our users, with 34% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 7 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Memphis Airport to Ontario Airport refresh daily.

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

There are 3 operators available for flights from Memphis Airport to Ontario Airport as of October 2025.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Memphis Airport to Ontario Airport.

What documentation or ID do you need to fly to Ontario Airport?

The necessary travel and health documents for your Ontario Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$67 Cheap Flights from Memphis to Ontario in 2025/26

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Find the cheapest flights from Memphis to Los Angeles

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:10 pm - 11:10 amMEM-ONT

17h 00m1 stop

6:53 am - 7:15 pmONT-MEM

10h 22m1 stop

$144Frontier

Find Deal

Thu, Nov 13 - Sun, Nov 16

8:52 pm - 9:17 pmMEM-ONT

26h 25m1 stop

6:15 am - 7:57 pmONT-MEM

11h 42m1 stop

$171Multiple Airlines

Find Deal

Fri, Dec 12 - Mon, Dec 15

3:35 pm - 9:14 pmMEM-ONT

7h 39m1 stop

10:30 pm - 9:08 amONT-MEM

8h 38m1 stop

$351Delta

Find Deal

Tue, Mar 3 - Wed, Mar 4

5:12 am - 9:55 amMEM-ONT

6h 43m1 stop

10:40 pm - 8:47 amONT-MEM

8h 07m1 stop

$394American Airlines

Find Deal

Thu, Dec 18 - Sun, Dec 28

7:05 am - 12:34 pmMEM-ONT

7h 29m1 stop

6:40 am - 10:39 pmONT-MEM

13h 59m2 stops

$407Delta

Find Deal

Tue, Dec 2 - Fri, Dec 12

5:15 am - 12:03 pmMEM-ONT

8h 48m2 stops

12:55 pm - 10:35 pmONT-MEM

7h 40m2 stops

$412American Airlines

Find Deal

Tue, Dec 2 - Fri, Dec 12

6:25 am - 10:20 amMEM-ONT

5h 55m1 stop

9:20 pm - 11:55 amONT-MEM

12h 35m2 stops

$425Southwest

Find Deal

Thu, Dec 18 - Sun, Dec 28

3:25 pm - 8:42 pmMEM-ONT

7h 17m1 stop

6:00 am - 8:11 pmONT-MEM

12h 11m1 stop

$440United Airlines

Find Deal

Thu, Dec 11 - Mon, Dec 15

12:15 pm - 8:30 pmMEM-ONT

10h 15m2 stops

5:30 am - 4:40 pmONT-MEM

9h 10m2 stops

$445Southwest

Find Deal

Thu, Jan 15 - Mon, Jan 19

2:48 pm - 10:25 pmMEM-ONT

9h 37m1 stop

6:04 am - 1:51 pmONT-MEM

5h 47m1 stop

$463United Airlines

Find Deal

Sat, Dec 20 - Thu, Dec 25

Frontier flights from Memphis to Ontario

Our best Frontier deals on Memphis to Ontario flight tickets

Frontier

Nov 13

MEM8:10 pmMemphis

17h 00m

1 stop

ONT11:10 amOntario

Nov 16

ONT6:53 amOntario

10h 22m

1 stop

MEM7:15 pmMemphis

$144

Find similar

Frontier

Nov 6

MEM8:10 pmMemphis

17h 00m

1 stop

ONT11:10 amOntario

Nov 17

ONT6:53 amOntario

10h 29m

1 stop

MEM7:22 pmMemphis

$185

Find similar

Frontier

Nov 13

MEM8:10 pmMemphis

5h 40m

1 stop

ONT11:50 pmOntario

Nov 17

ONT6:53 amOntario

10h 29m

1 stop

MEM7:22 pmMemphis

$196

Find similar

Delta flights from Memphis to Ontario

Our best Delta deals on Memphis to Ontario flight tickets

Delta

Mar 3

MEM3:35 pmMemphis

7h 39m

1 stop

ONT9:14 pmOntario

Mar 4

ONT10:30 pmOntario

8h 38m

1 stop

MEM9:08 amMemphis

$351

Find similar

Delta

Dec 2

MEM7:05 amMemphis

7h 29m

1 stop

ONT12:34 pmOntario

Dec 12

ONT6:40 amOntario

13h 59m

2 stops

MEM10:39 pmMemphis

$407

Find similar

Delta

Dec 21

MEM5:54 pmMemphis

7h 29m

1 stop

ONT11:23 pmOntario

Jan 14

ONT10:30 pmOntario

8h 10m

1 stop

MEM8:40 amMemphis

$424

Find similar

Fly from

Fly to

Route

Depart

Return

Price

MemphisOntario

MEM - ONT

MEMONT

Memphis

Thu 11/13

8:10 pm-11:10 am

1 stop17h 00m

Ontario

Sun 11/16

6:53 am-7:15 pm

1 stop10h 22m

$144

MemphisOntario

MEM - ONT

MEMONT

Memphis

Fri 12/12

8:52 pm-9:17 pm

1 stop26h 25m

Ontario

Mon 12/15

6:15 am-7:57 pm

1 stop11h 42m

$171

MemphisOntario

MEM - ONT

MEMONT

Memphis

Tue 3/3

3:35 pm-9:14 pm

1 stop7h 39m

Ontario

Wed 3/4

10:30 pm-9:08 am

1 stop8h 38m

$351

MemphisOntario

MEM - ONT

MEMONT

Memphis

Thu 12/18

5:12 am-9:55 am

1 stop6h 43m

Ontario

Sun 12/28

10:40 pm-8:47 am

1 stop8h 07m

$394

MemphisOntario

MEM - ONT

MEMONT

Memphis

Tue 12/2

7:05 am-12:34 pm

1 stop7h 29m

Ontario

Fri 12/12

6:40 am-10:39 pm

2 stops13h 59m

$407

MemphisOntario

MEM - ONT

MEMONT

Memphis

Tue 12/2

5:15 am-12:03 pm

2 stops8h 48m

Ontario

Fri 12/12

12:55 pm-10:35 pm

2 stops7h 40m

$412

MemphisOntario

MEM - ONT

MEMONT

Memphis

Thu 12/18

6:25 am-10:20 am

1 stop5h 55m

Ontario

Sun 12/28

9:20 pm-11:55 am

2 stops12h 35m

$425

MemphisOntario

MEM - ONT

MEMONT

Memphis

Thu 12/11

3:25 pm-8:42 pm

1 stop7h 17m

Ontario

Mon 12/15

6:00 am-8:11 pm

1 stop12h 11m

$440

MemphisOntario

MEM - ONT

MEMONT

Memphis

Thu 1/15

12:15 pm-8:30 pm

2 stops10h 15m

Ontario

Mon 1/19

5:30 am-4:40 pm

2 stops9h 10m

$445

MemphisOntario

MEM - ONT

MEMONT

Memphis

Sat 12/20

2:48 pm-10:25 pm

1 stop9h 37m

Ontario

Thu 12/25

6:04 am-1:51 pm

1 stop5h 47m

$463

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 Memphis to Ontario

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 Ontario?

In general, September is the cheapest month to fly from Memphis to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $344. If you aren’t able to travel during the month of September, then book flights to Ontario from Memphis during November instead. Flights to Ontario in November, while not as cheap as those in September, still average around $358.

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

The cheapest day to depart on your flight to Ontario is on a Wednesday when prices can be found for as low as $381. This is often the case because there is less demand to fly during this day of the week. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Memphis to Ontario for around $570.

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

In the evening is the cheapest time of day to fly from Memphis to Ontario when you can find flight prices for as low as $377. Flying to Ontario in the evening is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $537 on average. Flights to Ontario from Memphis in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How have Memphis to Ontario flight prices changed over time?

When to book flights from Memphis to Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from Memphis to Ontario according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Memphis to Ontario (MEM to ONT) flight deals and tips

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

Direct flights	None

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

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How far is Memphis to Ontario by plane?
Ontario is 1565.4 mi away from Memphis. 5h 40m is a normal flight duration for this route.
When did momondo last update prices for flights from Memphis Airport to Ontario Airport?
Prices for flights from Memphis Airport to Ontario Airport refresh daily.
How many operators does momondo search for flights from Memphis Airport to Ontario Airport?
There are 3 operators available for flights from Memphis Airport to Ontario Airport as of October 2025.
How old do you have to be to fly from Memphis Airport to Ontario Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Memphis Airport to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The necessary travel and health documents for your Ontario Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Memphis to Ontario?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Memphis to Ontario is American Airlines (47% of total bookings). The next most popular airlines are Southwest (44%) and Delta (9%).

Best airlines flying from Memphis to Ontario

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $199	Free Cancellation	Rating 7.9 7,998 reviews	Search Delta flights
American Airlines	PriceFrom $322	Free Cancellation	Rating 7.2 11,034 reviews	Search American Airlines flights
Southwest	PriceFrom $346	Free Cancellation	Rating 8.0 4,243 reviews	Search Southwest flights

Why use momondo?

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

Finding the right flight to Ontario from Memphis is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Ontario quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Ontario from Memphis which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Memphis to Ontario 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 Memphis to Ontario right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Ontario, momondo offers a useful price alert feature which will track prices for flights to Ontario from Memphis and alert you when they change.