Cheap flights from Memphis, TN to Ontario, CA

Flights starting at £50. Choose between Frontier Airlines, Spirit Airlines, or United Airlines to find the best price.

Make your travel wishlist, we'll do the rest
Hidden deals
Effortless booking
Travel hacking

Tips to know when travelling to Ontario

Mailbox
Receive exclusive deals by email
Book your trip to arrive at Ontario International, or Montclair (Ontario). The most popular airlines for this route are Frontier Airlines, Spirit Airlines, United Airlines, Allegiant Air, and Alaska Airlines. Memphis and Ontario have 128 direct flights per week.

Check-in for a flight from Memphis to Ontario

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
Frontier AirlinesFFTF9NoOpens 24 days before flight
Closes 1 hours before flight
Spirit AirlinesNKSNKNoOpens 24 days before flight
Closes 1 hours before flight
United AirlinesUALUAYesNo
Allegiant AirAAYG4NoOpens 24 days before flight
Closes 1 hours before flight
Alaska AirlinesASAASNoOpens 24 days before flight
Closes 1 hours before flight

Weather in Ontario

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January18°C7°C
February18°C7°C
March20°C8°C
April23°C10°C
May25°C13°C
June29°C16°C
July33°C19°C
August33°C20°C
September32°C18°C
October27°C15°C
November22°C10°C
December17°C7°C
Hottest Month
33°C
August
Coldest month
7°C
February
Sunny days
339
days per year

14 day forecast

Monday
18 Mar
23°C10°C
25 Mar
79%
17°C9°C
Tuesday
19 Mar
23°C11°C
26 Mar
18°C9°C
Wednesday
20 Mar
23°C11°C
27 Mar
89%
12°C8°C
Thursday
21 Mar
23°C12°C
28 Mar
87%
11°C7°C
Friday
22 Mar
23°C11°C
29 Mar
89%
14°C8°C
Saturday
23 Mar
88%
16°C12°C
30 Mar
89%
15°C11°C
Sunday
24 Mar
84%
14°C9°C
31 Mar
21°C9°C

Frequently asked questions

What are the most popular routes to and from Memphis?
What are the most popular routes to and from Ontario?
What airports are near Memphis?
What airports are near Ontario?
Is it possible to combine flights, buses, and trains in one itinerary when traveling between Memphis and Ontario?
What is Virtual Interlining and how do I use it?
Which airlines fly between Memphis and Ontario?
When's the best time to travel between Memphis and Ontario?
What flights operate between Memphis and Ontario?
How many airports are there near Memphis?
How many airports are there near Ontario?
What time do nonstop (direct) flights between Memphis and Ontario depart?
What time do nonstop (direct) flights between Memphis and Ontario arrive?
What time do flights between Memphis and Ontario depart?
What time do flights between Memphis and Ontario arrive?

Explore alternative trips

Flights from Memphis

Flights to Ontario

Popular routes

Find the best connection from Memphis to Ontario
Search flights, trains & buses
We hack the system,
you fly for less