MEM - ONT

$89 Find Cheap Flights from Memphis to Ontario - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$238
Typical prices: $356-$522
Frontier
Tue 12/4Tue 12/11
MEM - ONT • 1 stop
Cheapest one-way
$89
Typical prices: $173-$347
Frontier
Fri 12/7
MEM - ONT • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Memphis and Ontario. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
March
Cheapest • 19% price drop
June
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Las Vegas Harry Reid Intl (LAS)
Cheapest • Avg $185 (round-trip)
Phoenix Sky Harbor Intl (PHX)
Shortest trip • 5h 52m (one-way)
Insights
Insights
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Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Memphis to Ontario (MEM-ONT)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Memphis to Ontario

Fri, Dec 4 - Mon, Dec 7
Frontier Logo
6:53 pm - 12:17 amMEM  Memphis-ONT Ontario
7h 24m1 stop Denver Intl
Frontier Logo
6:00 am - 6:08 pmONT  Ontario-MEM Memphis
10h 08m1 stop Denver Intl
$238Frontier
Fri, Dec 4 - Fri, Dec 11
Frontier Logo
6:53 pm - 12:17 amMEM  Memphis-ONT Ontario
7h 24m1 stop Denver Intl
Frontier Logo
6:00 am - 6:08 pmONT  Ontario-MEM Memphis
10h 08m1 stop Denver Intl
$238Frontier
Thu, Dec 3 - Thu, Dec 10
Multiple Airlines Logo
1:45 pm - 12:17 amMEM  Memphis-ONT Ontario
12h 32m3 stops Harrison Boone County Dallas/Fort Worth Denver Intl
Multiple Airlines Logo
11:30 am - 6:08 pmONT  Ontario-MEM Memphis
28h 38m1 stop Denver Intl
$276Multiple Airlines
Mon, Dec 7 - Mon, Dec 14
Multiple Airlines Logo
1:45 pm - 11:51 amMEM  Memphis-ONT Ontario
24h 06m3 stops Harrison Boone County Dallas/Fort Worth Las Vegas Harry Reid Intl
Multiple Airlines Logo
6:00 am - 6:08 pmONT  Ontario-MEM Memphis
10h 08m1 stop Denver Intl
$278Multiple Airlines
Thu, Dec 3 - Thu, Dec 10
American Airlines Logo
5:24 am - 9:42 amMEM  Memphis-ONT Ontario
6h 18m1 stop Dallas/Fort Worth
American Airlines Logo
4:25 pm - 11:59 pmONT  Ontario-MEM Memphis
5h 34m1 stop Phoenix Sky Harbor Intl
$311American Airlines
Mon, Feb 1 - Mon, Feb 8
American Airlines Logo
11:56 am - 6:51 pmMEM  Memphis-ONT Ontario
8h 55m1 stop Dallas/Fort Worth
American Airlines Logo
7:00 am - 5:37 pmONT  Ontario-MEM Memphis
8h 37m1 stop Dallas/Fort Worth
$337American Airlines
Thu, Dec 3 - Thu, Dec 10
Delta Logo
6:00 am - 11:07 amMEM  Memphis-ONT Ontario
7h 07m1 stop Atlanta Hartsfield-Jackson
Delta Logo
11:08 pm - 8:05 amONT  Ontario-MEM Memphis
6h 57m1 stop Atlanta Hartsfield-Jackson
$337Delta
Thu, Dec 3 - Thu, Dec 10
Delta Logo
6:00 am - 11:07 amMEM  Memphis-ONT Ontario
7h 07m1 stop Atlanta Hartsfield-Jackson
Delta Logo
12:20 pm - 10:07 pmONT  Ontario-MEM Memphis
7h 47m1 stop Atlanta Hartsfield-Jackson
$338Delta
Wed, Jan 13 - Sat, Jan 16
Southwest Logo
5:40 am - 1:25 pmMEM  Memphis-ONT Ontario
9h 45m2 stops Denver Intl Las Vegas Harry Reid Intl
Southwest Logo
8:30 am - 6:25 pmONT  Ontario-MEM Memphis
7h 55m1 stop Las Vegas Harry Reid Intl
$342Southwest
Wed, Jan 13 - Sat, Jan 16
Southwest Logo
5:40 am - 1:25 pmMEM  Memphis-ONT Ontario
9h 45m2 stops Denver Intl Las Vegas Harry Reid Intl
Southwest Logo
9:15 am - 8:10 pmONT  Ontario-MEM Memphis
8h 55m2 stops Phoenix Sky Harbor Intl Denver Intl
$347Southwest
Booking Insights

Price, demand and travel trends for Memphis to Ontario flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Memphis to Ontario?

Round-trip flights from Memphis to Ontario typically range from $356 to $522. The lowest price found in the past 5 days was $238, on Frontier.

What's the cheapest day of the week to fly from Memphis to Ontario?

Based on deals KAYAK users found in the last 12 months, Wednesday is the cheapest day of the week to fly from Memphis to Ontario. It’s 16% cheaper than the average day, while Tuesday is the most expensive, with prices 33% higher.

What’s the cheapest month to fly from Memphis to Ontario?

•March is the cheapest month to fly from Memphis to Ontario at $332 round-trip.
•August ($586) and December ($556) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 76% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

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Key details for Memphis to Ontario flights

Low season

January

Cheapest flight

$89
Beat the crowds with an average 59% drop in travelers.
The most popular month to fly with an average 92% increase in travelers.
One-way flight from Memphis to Ontario

When to book flights from Memphis to Ontario

Are your dates flexible? Find out the best times to travel from Memphis to Ontario based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Memphis to Ontario flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Memphis to Ontario?

    Two cabin classes are available on flights from Memphis to Ontario:

    • Economy Class
    • First Class

  • How long is a flight from Memphis to Ontario?

    A nonstop flight from Memphis to Ontario takes 00m, covering 1,567 miles.

  • Do I need a passport to fly from Memphis to Ontario?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • How much should I expect to pay for a Memphis to Ontario flight?

    Round-trip flights from Memphis to Ontario range from $356 to $522, with an average of $412 over the past 12 months. Anything below $356 counts as a good deal.

  • Have flight prices from Memphis to Ontario changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $238 to $2,360. That means the highest observed fare was about 10x higher than the lowest one.

  • How are flight prices from Memphis to Ontario looking right now?

    One-way fares from Memphis to Ontario are currently lower than usual. Average one-way flight prices are about $169, which is 23% below the typical average for this route.

  • What car rental options are available at Ontario Airport (ONT)?

    Ontario Airport (ONT) hosts 5 major car rental companies, with daily rates averaging $60 for economy cars. Top options include:

    • Fox
    • Thrifty
    • Europcar
    • Dollar
    • Alamo

  • Which airports can I use when flying from Memphis to Ontario?

    Flights from Memphis to Ontario usually depart from Memphis (MEM) and arrive at Ontario (ONT).

  • Which airports do connecting flights from Memphis to Ontario pass through?

    One-stop flights from Memphis to Ontario most commonly connect through:

    • Denver Intl (DEN) - 44% of one-stop connections
    • Dallas/Fort Worth (DFW) - 35% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) - 7% of one-stop connections
    • Phoenix Sky Harbor Intl (PHX) - 5% of one-stop connections

  • Can I save money by using flexible dates for flights from Memphis to Ontario?

    Yes. Flexible dates can save you up to 37% on flights from Memphis to Ontario. Wednesday is the cheapest departure day at $348 round-trip on average, while Tuesday is the most expensive at $548, a difference of $200.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from Memphis to Ontario?

    Flying via Phoenix Sky Harbor Intl (PHX) gives the shortest average 1-stop total travel time at 5h 52m, compared with 6h 01m via Houston Hobby (HOU) and 6h 04m via Dallas/Fort Worth (DFW).

  • What is the time difference between Memphis and Ontario?

    Ontario is 2 hours behind Memphis (Pacific Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Ontario?

    Some of the most popular sights in Ontario are Ontario Convention Center and Cucamonga-Guasti Regional Park. These are among the most viewed places in Ontario on KAYAK.

Your guide to booking Memphis to Ontario flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Wednesday departure and avoid flying on Tuesday. On this route, Wednesday flights average $348, about $200 less than Tuesday fares (36% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Memphis to Ontario trip for March. Fares historically average $332 round-trip in that month - typically $254 less than the most expensive month, which is August (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Ontario Airport.

    • Ontario Airport Inn
    • Holiday Inn Ontario Airport By IHG
    • Azure Hotel & Suites, Trademark Collection by Wyndham

More options for your flight from Memphis to Ontario

Complete your trip to Ontario with a hotel stay or car rental

Car rentals in Ontario
Hotels in Ontario
Vacations in Ontario