ONT

$35 Find Cheap Flights from Arizona to Ontario

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Ontario departing on 1/10. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$47
Overall average: $69
Frontier
Thu 2/26Sun 3/1
LAS - ONT • Non-stop
Cheapest one-way
$36
Typical prices: $37-$104
Frontier
Sat 1/10
LAS - ONT • Non-stop
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Flight Deals
Useful Info
Flight Deals

Cheap Flights from Arizona to Ontario

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Arizona to Ontario that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Arizona to Ontario

Thu, Feb 26 - Sun, Mar 1
Frontier Logo
8:13 pm - 9:17 pm
LAS
-
ONT
1h 04mnonstop
Frontier Logo
6:30 am - 7:37 am
ONT
-
LAS
1h 07mnonstop
$47Frontier
Wed, Feb 25 - Sun, Mar 1
Frontier Logo
8:13 pm - 9:17 pm
LAS
-
ONT
1h 04mnonstop
Frontier Logo
5:57 pm - 7:06 pm
ONT
-
LAS
1h 09mnonstop
$48Frontier
Fri, Feb 20 - Tue, Feb 24
Frontier Logo
3:56 pm - 5:02 pm
LAS
-
ONT
1h 06mnonstop
Frontier Logo
1:37 pm - 2:47 pm
ONT
-
LAS
1h 10mnonstop
$49Frontier
Wed, Feb 18 - Mon, Feb 23
Frontier Logo
11:32 am - 12:42 pm
LAS
-
ONT
1h 10mnonstop
Frontier Logo
6:30 am - 7:37 am
ONT
-
LAS
1h 07mnonstop
$52Frontier
Thu, Feb 26 - Sun, Mar 1
Frontier Logo
8:13 pm - 9:17 pm
LAS
-
ONT
1h 04mnonstop
Frontier Logo
5:57 pm - 7:06 pm
ONT
-
LAS
1h 09mnonstop
$53Frontier
Fri, Jan 30 - Sun, Feb 1
Alaska Airlines Logo
4:29 pm - 11:56 pm
TUS
-
ONT
8h 27m1 stop
Alaska Airlines Logo
6:00 am - 11:59 pm
ONT
-
TUS
16h 59m1 stop
$246Alaska Airlines
Tue, Jan 6 - Tue, Jan 13
American Airlines Logo
9:46 am - 12:03 pm
TUS
-
ONT
3h 17m1 stop
American Airlines Logo
6:22 am - 11:15 am
ONT
-
TUS
3h 53m1 stop
$261American Airlines
Sat, Jan 17 - Fri, Jan 23
Alaska Airlines Logo
6:00 am - 3:08 pm
TUS
-
ONT
10h 08m1 stop
Alaska Airlines Logo
4:03 pm - 11:59 pm
ONT
-
TUS
6h 56m1 stop
$275Alaska Airlines
Fri, Jan 2 - Thu, Jan 8
American Airlines Logo
1:10 pm - 6:28 pm
FLG
-
ONT
6h 18m1 stop
American Airlines Logo
6:22 am - 12:08 pm
ONT
-
FLG
4h 46m1 stop
$356American Airlines
Tue, Jan 6 - Mon, Jan 12
American Airlines Logo
12:38 pm - 4:05 pm
FLG
-
ONT
4h 27m1 stop
American Airlines Logo
12:57 pm - 5:31 pm
ONT
-
FLG
3h 34m1 stop
$366American Airlines
Useful Info

Good to know

Low seasonFebruary
Cheapest flight$36
Best time to beat the crowds with an average 7% drop in price.
Most popular time to fly with an average 15% increase in price.
Flight from Las Vegas to Ontario

FAQs for booking flights from Arizona to Ontario

  • How does KAYAK find such low prices on flights from Arizona to Ontario?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Arizona to Ontario.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Arizona to Ontario?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ontario from Arizona is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Arizona to Ontario?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Ontario with an airline and back to Arizona with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Arizona to Ontario?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ontario from Arizona up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Ontario

Information on the airport you'll fly into in Ontario

Ontario (ONT)