S$102 Cheap Flights from Ontario to Phoenix

View S$102 flight on Tue, 6 Jan, 2026Opens in a new window

Popular airlines from Los Angeles - Ontario Intl. Airport (ONT) to Phoenix Sky Harbor Intl. Airport (PHX)

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Cheap Flights from Ontario to Phoenix (ONT-PHX)

Prices were available within the past 7 days and start at S$102 for one-way flights and S$202 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, 23 Dec - Wed, 31 Dec
ONT
Ontario
PHX
Phoenix
S$202 Return, found 23 hours ago
S$202
Return
found 23 hours ago
Select American Airlines flight, departing Tue, 23 Dec from Ontario to Phoenix, returning Wed, 31 Dec, priced at S$202 found 23 hours ago
American Airlines
Fri, 9 Jan - Tue, 13 Jan
ONT
Ontario
PHX
Phoenix
S$250 Return, found 1 day ago
S$250
Return
found 1 day ago
Select American Airlines flight, departing Fri, 9 Jan from Ontario to Phoenix, returning Tue, 13 Jan, priced at S$250 found 1 day ago
American Airlines
Fri, 9 Jan - Fri, 16 Jan
ONT
Ontario
PHX
Phoenix
S$298 Return, found 1 day ago
S$298
Return
found 1 day ago
Select American Airlines flight, departing Fri, 9 Jan from Ontario to Phoenix, returning Fri, 16 Jan, priced at S$298 found 1 day ago
American Airlines
Tue, 6 Jan - Wed, 14 Jan
ONT
Ontario
PHX
Phoenix
S$318 Return, found 1 day ago
S$318
Return
found 1 day ago
Select American Airlines flight, departing Tue, 6 Jan from Ontario to Phoenix, returning Wed, 14 Jan, priced at S$318 found 1 day ago
United
Tue, 6 Jan - Wed, 14 Jan
ONT
Ontario
PHX
Phoenix
S$323 Return, found 1 day ago
S$323
Return
found 1 day ago
Select United flight, departing Tue, 6 Jan from Ontario to Phoenix, returning Wed, 14 Jan, priced at S$323 found 1 day ago
American Airlines
Tue, 6 Jan - Wed, 14 Jan
ONT
Ontario
PHX
Phoenix
S$332 Return, found 1 day ago
S$332
Return
found 1 day ago
Select American Airlines flight, departing Tue, 6 Jan from Ontario to Phoenix, returning Wed, 14 Jan, priced at S$332 found 1 day ago
American Airlines
Sat, 3 Jan - Tue, 13 Jan
ONT
Ontario
PHX
Phoenix
S$345 Return, found 1 day ago
S$345
Return
found 1 day ago
Select American Airlines flight, departing Sat, 3 Jan from Ontario to Phoenix, returning Tue, 13 Jan, priced at S$345 found 1 day ago
American Airlines
Tue, 6 Jan - Wed, 14 Jan
ONT
Ontario
PHX
Phoenix
S$349 Return, found 1 day ago
S$349
Return
found 1 day ago
Select American Airlines flight, departing Tue, 6 Jan from Ontario to Phoenix, returning Wed, 14 Jan, priced at S$349 found 1 day ago
United
Tue, 6 Jan - Wed, 14 Jan
ONT
Ontario
PHX
Phoenix
S$365 Return, found 1 day ago
S$365
Return
found 1 day ago
Select United flight, departing Tue, 6 Jan from Ontario to Phoenix, returning Wed, 14 Jan, priced at S$365 found 1 day ago
Delta
Tue, 6 Jan - Wed, 14 Jan
ONT
Ontario
PHX
Phoenix
S$437 Return, found 1 day ago
S$437
Return
found 1 day ago
Select Delta flight, departing Tue, 6 Jan from Ontario to Phoenix, returning Wed, 14 Jan, priced at S$437 found 1 day ago

Find the cheapest month to fly from Ontario (ONT) to Phoenix (PHX)

December is typically the cheapest month to fly

From S$81 - S$434 per traveller.
Ontario to Phoenix route information
Origin airport
Los Angeles - Ontario Intl.
Destination airport
Sky Harbor Intl.
Airlines serving
American Airlines, Delta, United
Return price
S$202
Distance
517 km
Average flight time
1 hour 18 mins

Perfect flights from Ontario to Phoenix

Your Journey from Ontario to Phoenix

Start your unforgettable journey with Expedia. Our broad selection of flights from Ontario to Phoenix caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including American Airlines, United, Delta. Our selection of flights from Los Angeles - Ontario Intl. to Sky Harbor Intl. caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with Ontario to Phoenix Flights

Experience the joy of finding cheap flights from Los Angeles - Ontario Intl. to Sky Harbor Intl. that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$102 and roundtrip prices from S$202*.
 

Pre-Flight Essentials

Ensure a smooth journey from Ontario to Phoenix with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant Phoenix

Picture yourself stepping off the plane in Phoenix and immersing yourself in the unique atmosphere of Phoenix. From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your Ontario to Phoenix Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from Ontario to Phoenix.
 

Beyond the Flight – Exploring Phoenix

With Expedia, your adventure extends beyond the flight. Explore Phoenix at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from Ontario to Phoenix with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from Ontario to Phoenix with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.

Frequently asked questions

How much is a flight from ONT to Sky Harbour Intl. Airport (PHX)?
The lowest price advertised for a round-trip journey from Los Angeles - Ontario Intl. Airport (ONT) to PHX is S$202. But you better act fast. This figure is based on fares offered within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Ontario Airport to Phoenix Sky Harbour Airport?
The majority of flights can be conveniently cancelled online, but whether you are charged a fee depends on your airline. If you do need to cancel your trip, follow the instructions in the Customer Service Portal.
How do I find cheap flights from Los Angeles - Ontario Intl. Airport (ONT) to Phoenix Sky Harbour Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for ONT to Phoenix Sky Harbour Intl. Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Los Angeles - Ontario Intl. Airport (ONT) to Phoenix Sky Harbour Airport?
That new movie you've been desperate to see will just have to wait — the flight distance between Los Angeles - Ontario Intl. Airport (ONT) (ONT) and Phoenix Sky Harbour Airport (PHX) is only 520 kilometres. The captain will be instructing you to put your seat upright for touchdown before you know it.
Which airlines fly direct from Los Angeles - Ontario Intl. Airport (ONT) to Sky Harbour Intl. Airport (PHX)?
There are several airlines that fly straight from ONT to Sky Harbour Intl. Airport (PHX). Southwest Airlines (WN) is a top choice, offering 147 flights a month. After more options? Check out the ticket prices from American Airlines (AA). This carrier offers 91 fights monthly between these destinations.
Are Los Angeles - Ontario Intl. Airport (ONT) to Phoenix Sky Harbour Intl. Airport flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Los Angeles - Ontario Intl. Airport (ONT) to Phoenix Sky Harbour Intl. Airport last minute could be your ticket to a cheap deal. However, you might miss out on a flight altogether! If you'd prefer to err on the side of caution, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains as far ahead as 12 months in advance. If your preferred air carrier hasn't released tickets yet, check back regularly as deals are updated all the time on Expedia.

Explore a world of travel with Expedia

Ontario Airports

Los Angeles

Los Angeles Intl. to Phoenix
S$138.30

Orange County

John Wayne to Phoenix
S$538.20

Burbank

*Available to Expedia members.