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

United Airlines and Delta are the most popular carriers 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 36% 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 December 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.

$73 Cheap Flights from Memphis to Ontario in 2025/26

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Find the cheapest flights from Memphis to Los Angeles

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

8:06 pm - 11:59 pm

MEM

ONT

29h 53m1 stop

8:27 pm - 12:31 pm

ONT

MEM

14h 04m1 stop

$207Multiple Airlines

Sun, Jan 18 - Sun, Jan 25

3:12 pm - 12:20 am

MEM

ONT

11h 08m1 stop

8:27 pm - 12:31 pm

ONT

MEM

14h 04m1 stop

$211Multiple Airlines

Fri, Jan 23 - Sun, Jan 25

3:12 pm - 12:20 am

MEM

ONT

11h 08m1 stop

6:20 am - 2:17 pm

ONT

MEM

5h 57m1 stop

$217Frontier

Mon, Feb 2 - Fri, Feb 6

1:59 pm - 11:59 pm

MEM

ONT

12h 00m1 stop

6:20 am - 2:17 pm

ONT

MEM

5h 57m1 stop

$242Frontier

Mon, Jan 19 - Sun, Jan 25

1:59 pm - 11:59 pm

MEM

ONT

12h 00m1 stop

6:20 am - 2:17 pm

ONT

MEM

5h 57m1 stop

$244Frontier

Mon, Jan 19 - Sun, Jan 25

3:12 pm - 12:20 am

MEM

ONT

11h 08m1 stop

6:20 am - 4:45 pm

ONT

MEM

32h 25m2 stops

$251Multiple Airlines

Fri, Jan 23 - Sun, Jan 25

8:06 pm - 5:44 pm

MEM

ONT

23h 38m2 stops

5:21 pm - 12:31 pm

ONT

MEM

17h 10m1 stop

$260Multiple Airlines

Sun, Jan 18 - Sun, Jan 25

8:07 pm - 12:01 am

MEM

ONT

5h 54m1 stop

6:15 am - 1:58 pm

ONT

MEM

5h 43m1 stop

$271Frontier

Mon, Mar 9 - Thu, Mar 12

8:07 pm - 12:01 am

MEM

ONT

5h 54m1 stop

6:00 am - 7:13 pm

ONT

MEM

11h 13m1 stop

$322Frontier

Mon, Mar 16 - Thu, Apr 2

8:07 pm - 11:59 pm

MEM

ONT

5h 52m1 stop

6:45 am - 7:12 pm

ONT

MEM

10h 27m1 stop

$333Frontier

Thu, Jan 1 - Sun, Jan 4

Frontier flights from Memphis to Ontario

Our best Frontier deals on Memphis to Ontario flight tickets

Frontier

Feb 2

MEM3:12 pmMemphis

11h 08m

1 stop

ONT12:20 amOntario

Feb 6

ONT6:20 amOntario

5h 57m

1 stop

MEM2:17 pmMemphis

$217

Find similar

Frontier

Jan 19

MEM1:59 pmMemphis

12h 00m

1 stop

ONT11:59 pmOntario

Jan 25

ONT6:20 amOntario

5h 57m

1 stop

MEM2:17 pmMemphis

$242

Find similar

Frontier

Jan 19

MEM1:59 pmMemphis

12h 00m

1 stop

ONT11:59 pmOntario

Jan 25

ONT6:20 amOntario

5h 57m

1 stop

MEM2:17 pmMemphis

$244

Find similar

Delta flights from Memphis to Ontario

Our best Delta deals on Memphis to Ontario flight tickets

Delta

Jan 17

MEM7:05 amMemphis

7h 11m

1 stop

ONT12:16 pmOntario

Jan 22

ONT10:30 pmOntario

8h 12m

1 stop

MEM8:42 amMemphis

$343

Find similar

Delta

Jan 21

MEM6:00 amMemphis

7h 31m

1 stop

ONT11:31 amOntario

Jan 28

ONT10:30 pmOntario

8h 12m

1 stop

MEM8:42 amMemphis

$359

Find similar

Delta

Jan 21

MEM12:17 pmMemphis

10h 48m

2 stops

ONT9:05 pmOntario

Jan 28

ONT10:30 pmOntario

8h 12m

1 stop

MEM8:42 amMemphis

$364

Find similar

Fly from

Fly to

Route

Depart

Return

Price

MemphisOntario

MEM - ONT

MEMONT

Memphis

Sun 1/18

8:06 pm-11:59 pm

1 stop29h 53m

Ontario

Sun 1/25

8:27 pm-12:31 pm

1 stop14h 04m

$207

MemphisOntario

MEM - ONT

MEMONT

Memphis

Fri 1/23

3:12 pm-12:20 am

1 stop11h 08m

Ontario

Sun 1/25

8:27 pm-12:31 pm

1 stop14h 04m

$211

MemphisOntario

MEM - ONT

MEMONT

Memphis

Mon 2/2

3:12 pm-12:20 am

1 stop11h 08m

Ontario

Fri 2/6

6:20 am-2:17 pm

1 stop5h 57m

$217

MemphisOntario

MEM - ONT

MEMONT

Memphis

Mon 1/19

1:59 pm-11:59 pm

1 stop12h 00m

Ontario

Sun 1/25

6:20 am-2:17 pm

1 stop5h 57m

$242

MemphisOntario

MEM - ONT

MEMONT

Memphis

Mon 1/19

1:59 pm-11:59 pm

1 stop12h 00m

Ontario

Sun 1/25

6:20 am-2:17 pm

1 stop5h 57m

$244

MemphisOntario

MEM - ONT

MEMONT

Memphis

Fri 1/23

3:12 pm-12:20 am

1 stop11h 08m

Ontario

Sun 1/25

6:20 am-4:45 pm

2 stops32h 25m

$251

MemphisOntario

MEM - ONT

MEMONT

Memphis

Sun 1/18

8:06 pm-5:44 pm

2 stops23h 38m

Ontario

Sun 1/25

5:21 pm-12:31 pm

1 stop17h 10m

$260

MemphisOntario

MEM - ONT

MEMONT

Memphis

Mon 3/9

8:07 pm-12:01 am

1 stop5h 54m

Ontario

Thu 3/12

6:15 am-1:58 pm

1 stop5h 43m

$271

MemphisOntario

MEM - ONT

MEMONT

Memphis

Mon 3/16

8:07 pm-12:01 am

1 stop5h 54m

Ontario

Thu 4/2

6:00 am-7:13 pm

1 stop11h 13m

$322

MemphisOntario

MEM - ONT

MEMONT

Memphis

Thu 1/1

8:07 pm-11:59 pm

1 stop5h 52m

Ontario

Sun 1/4

6:45 am-7:12 pm

1 stop10h 27m

$333

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

Fastest flight time	5h 50m
Direct flights	None

The fastest flight from Memphis to Ontario takes 5h 50m

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

Search flight deals

How far is Memphis to Ontario by plane?
Ontario is 1565.4 mi away from Memphis. 5h 50m 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 December 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 Southwest (46% of total bookings). The next most popular airlines are American Airlines (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 8,014 reviews	Search Delta flights
American Airlines	PriceFrom $306	Free Cancellation	Rating 7.2 11,051 reviews	Search American Airlines flights
Southwest	PriceFrom $346	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 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.