Cheap Flight Tickets from Ontario (ONT) to Phoenix (PHX), Starting at $155

Good to Know: Cheapest and Fastest ONT - PHX Flights

Useful information for finding best airline tickets from Ontario International to Phoenix Sky Harbor International on your next trip.

Cheapest Round Trip Flight

$155

WN Southwest Airlines • nonstop • 2h

Sep 01 – Sep 08

The cheapest round trip flight from Ontario to Phoenix (ONT-PHX-ONT) is currently $155

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Cheapest Direct Flight

$155

WN Southwest Airlines • nonstop • 2h

Sep 01

The cheapest nonstop flight from Ontario to Phoenix (ONT-PHX) is currently $155

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Fastest Flight

1h 55m

The fastest nonstop flight from Ontario to Phoenix (ONT-PHX) takes 1h 55m

Top Airlines Flying from Ontario to Phoenix

Southwest Airlines-WN

Southwest Airlines

Delta Airline, DL

Delta Airlines

American Airlines, AA

American Airlines

United Airlines, UA

United Airlines

Alaska Airlines -AS

Alaska Airlines

Latest Flight Deals from Ontario (ONT) to Phoenix (PHX)

Compare and book low fare round-trip air tickets from Ontario to Phoenix. Ideal for travelers with confirmed return itineraries.

Sep 01 - Sep 08, Economy
WN
Ontario → Phoenix
2h
3:35 PM - 4:55 PM • nonstop
WN
Ontario → Phoenix
2h 5m
11:40 AM - 1:05 PM • nonstop
$155
Southwest Airlines
Sep 01 - Sep 08, Economy
WN
Ontario → Phoenix
2h
8:35 AM - 9:55 AM • nonstop
WN
Ontario → Phoenix
2h 5m
3:45 PM - 5:10 PM • nonstop
$155
Southwest Airlines
Aug 29 - Sep 01, Economy
WN
Ontario → Phoenix
2h
3:15 PM - 4:35 PM • nonstop
WN
Ontario → Phoenix
2h 5m
9:00 AM - 10:25 AM • nonstop
$188
Southwest Airlines
Aug 29 - Sep 01, Economy
WN
Ontario → Phoenix
5h 10m
11:00 AM - 2:10 PM • 1 stop
WN
Ontario → Phoenix
1h 50m
4:25 PM - 5:35 PM • nonstop
$192
Southwest Airlines
Aug 29 - Sep 01, Economy
WN
Ontario → Phoenix
5h 15m
2:55 PM - 6:10 PM • 1 stop
WN
Ontario → Phoenix
7h
9:15 AM - 1:35 PM • 1 stop
$196
Southwest Airlines
Sep 01 - Sep 08, Economy
DL
Ontario → Phoenix
8h 26m
5:05 PM - 10:11 PM • 1 stop
DL
Ontario → Phoenix
7h 29m
5:15 PM - 10:04 PM • 1 stop
$672
Delta Airlines

Fly from Ontario to Phoenix with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from Ontario to Phoenix? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on Ontario to Phoenix Flights

What are the airports in Ontario?
ONT
What’s the most popular airline flying from ONT to PHX?
The most popular airline flying from Ontario to Phoenix are
Can I fly from ONT to PHX non-stop?
Yes, you can fly ONT to PHX non-stop on
Which airlines fly nonstop between Ontario and Phoenix?
The non-stop flights between Ontario and Phoenix are .
What’s the earliest departure time from ONT to PHX Airport?
The earliest flight leaves ONT at 5:50 am and lands in PHX - Phoenix Sky Harbor International
What are the airports in Phoenix?
PHX
Can I make changes to my Ontario to Phoenix flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from ONT to PHX?
Read the fare rules of the Ontario to Phoenix air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Ontario and Phoenix?
operate flights between Ontario and Phoenix
How long does a flight from Ontario to Phoenix take?
It takes approximately 1 hour to fly non-stop from ONT to PHX, which is 324.59 miles by air.
Which airlines provide the cheapest flights from Ontario (ONT) to Phoenix (PHX) ?
In the past couple of days, the cheapest tickets to PHX from ONT were found on WN : USD 155
Do I need a passport to fly between ONT and PHX?
No
What’s the latest departure time from ONT to PHX ?
The last flight leaves ONT at 5:05 pm

Ontario (ONT) to Phoenix (PHX): Airport Information

Origin Airport Ontario International , Ontario, US
Destination Airport Phoenix Sky Harbor International , Phoenix, US
Distance 325 miles

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