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Cheap flights from Ontario to Phoenix (ONT - PHX)

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The best prices from Ontario to Phoenix are usually found in August or June, booked 60 days in advance, depart on a Saturday or Tuesday and return on a Saturday

How to find the cheapest flight from
Ontario (ONT) to Phoenix (PHX)

ONT - PHX
Price
$128 - $258
PHX
Temperature
68 - 107.6 °F
PHX
Rainfall
0 - 1.1 inches

Popular in

December

High demand for flights, 20% potential price rise

Cheapest in

August

Best time to find cheap flights, 38% potential price drop

Round-trip from

$128

From Ontario to Phoenix

One-way from

$107

One-way flight from Ontario to Phoenix

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Ontario to Phoenix?

Flying to your destination on a Saturday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Phoenix. Check prices with Cheapflights to find a great deal for your trip.

How far in advance should I book a flight from Ontario to Phoenix?

Users have found that booking a flight from Ontario to Phoenix at least 25 days early can save you up to 16% on average compared to booking a flight this week. If booking 25 days before your flight isn’t an option for you, users have found flights from Ontario to Phoenix for as little as $289 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $327 for flights departing within the next 3 days.

When is the cheapest time to fly from Ontario to Phoenix (ONT - PHX)?

Unlike in the morning, when flights are generally more expensive, you can save up to 34% on flights from Ontario to Phoenix by exploring options for tickets at noon.

Cheap flights from Ontario to Phoenix in December, January 2021

The best prices found for ONT to PHX flights for December, January
28 Dec - 31 Dec
$77pp
ONT
Ontario
American Airlines
Non-Stop
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
American Airlines
Non-Stop
ONT
Ontario
1 Jan - 8 Jan
$97pp
ONT
Ontario
Multiple Airlines
Non-Stop
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
Frontier
 
1 STOP
ONT
Ontario
11 Dec - 14 Dec
$113pp
ONT
Ontario
Frontier
 
1 STOP
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
Frontier
 
1 STOP
ONT
Ontario

Ontario to Phoenix 2021 flight deals

Cheap flights to Phoenix from Ontario found for this year
28 Dec - 31 Dec
$77pp
ONT
Ontario
American Airlines
Non-Stop
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
American Airlines
Non-Stop
ONT
Ontario
11 Dec - 14 Dec
$113pp
ONT
Ontario
Frontier
 
1 STOP
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
Frontier
 
1 STOP
ONT
Ontario
28 Dec - 1 Jan
$122pp
ONT
Ontario
American Airlines
Non-Stop
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
American Airlines
Non-Stop
ONT
Ontario

Non-stop flights to Phoenix from Ontario

Save time with Ontario to Phoenix direct flight deals
15 Apr - 19 Apr
$57pp
ONT
Ontario
Frontier
Non-Stop
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
Frontier
Non-Stop
ONT
Ontario
28 Dec - 31 Dec
$77pp
ONT
Ontario
American Airlines
Non-Stop
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
American Airlines
Non-Stop
ONT
Ontario
9 Feb - 19 Feb
$97pp
ONT
Ontario
American Airlines
Non-Stop
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
American Airlines
Non-Stop
ONT
Ontario

Last minute flights from Ontario to Phoenix

Late deals on round-trip flights to Phoenix from Ontario, departing today and this week
11 Dec - 14 Dec
$113pp
ONT
Ontario
Frontier
 
1 STOP
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
Frontier
 
1 STOP
ONT
Ontario
7 Dec - 14 Dec
$123pp
ONT
Ontario
Frontier
 
1 STOP
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
Frontier
 
1 STOP
ONT
Ontario
7 Dec - 14 Dec
$147pp
ONT
Ontario
Multiple Airlines
Non-Stop
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
Frontier
 
1 STOP
ONT
Ontario

One-way flights to Phoenix from Ontario

The cheapest one-way flights from Ontario to Phoenix
1:00 am - 2:30 pm
Delta
2 Stops
12h 30m
ONT - PHX
Delta
$107
Delta
12:30 am - 8:26 am
United Airlines
1 Stop
6h 56m
ONT - PHX
United Airlines
$116
United
11:49 am - 2:09 pm
American Airlines
Nonstop
1h 20m
ONT - PHX
American Airlines

Related info for your journey

Useful info, stats and facts about Ontario to Phoenix flights.

Flight FAQs

From Ontario to Phoenix

Are flight prices decreasing from Ontario to Phoenix due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Ontario and Phoenix for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from Ontario to Phoenix Sky Harbor Intl to control the spread of COVID-19?

New policies can now be found on Delta to help keep travelers safe while flying. Airline carriers are regularly disinfecting and sanitizing their aircraft. Masks are provided and are mandatory while on board. Pre-flight testing for symptoms and antibodies, alongside socially distanced seating (for a limited time) will work towards keeping travelers safer while flying from Ontario to Phoenix Sky Harbor Intl. Policies will vary by airline.

Which airlines flying from Ontario to Phoenix Sky Harbor Intl have flexible cancellations due to COVID-19?

American Airlines, Major Airline, and JSX are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from Ontario to Phoenix for under $100 on Cheapflights?

Yes, there are multiple flights from Ontario to Phoenix for under $100. The cheapest flight booked recently is on Frontier for just $57, but on average you can expect to pay $123.

Are there nonstop flights from Ontario to Phoenix for under $100 on Cheapflights?

Cheapflights has at least 20 direct flights from Ontario to Phoenix under $100. A good price for a nonstop flight from Ontario to Phoenix is less than $177.

Are there last-minute flights available from Ontario to Phoenix for under $200?

There are currently 20+ open flights from Ontario to Phoenix within the next 7 days for less than $200.

What days are nonstop flights available from Ontario to Phoenix?

Nonstop flights are available for this route on the following days: Thursday, Friday.

How popular is this flight route?

This flight path from Ontario to Phoenix Sky Harbor Intl was viewed by 262 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

Does it rain more in Ontario or Phoenix?

When traveling, it's generally smart to pack in preparation for rain or any other conditions that may arise. The rainfall in Ontario is roughly similar to Phoenix. You can assume this to be the case over the next 7 days.

Is Ontario weather warmer or cooler than Phoenix?

Temperatures around the 108 °F's can be experienced in July. The weather in Phoenix is hotter than in Ontario. Plan for potential changes in flight availability as peak weather approaches in this location.

How long is the flight from Ontario to Phoenix?

Airlines like Frontier, American Airlines, and United Airlines fly from Ontario to Phoenix in about 1h 15m. The time it takes to get you to your destination can typically vary by up to 5h 31m. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What are the cheapest airlines flying from Ontario to Phoenix round-trip?

Cheapflights users have booked flights from Ontario to Phoenix round-trip from $57. Other airlines that can offer you cheap pricing are American Airlines, from $77, and United Airlines, from $182. Users have found that Frontier is 72% cheaper than the other options available to this destination.

What are the cheapest airlines to fly from Ontario to Phoenix one-way?

For one-way options, check prices for Frontier. According to our data, you can fly for as low as $34. Users have also found prices from $39 and $91 on Frontier and American Airlines, respectively.

Alternative routes for Ontario to Phoenix

Destination information for Phoenix

Things to know before you go. Useful info for your trip from Ontario to Phoenix
Flight duration
1h 21m
Average temperature for December in Phoenix
68.0 °F
Avg rainfall for December in Phoenix
0.9 ″

Airports servicing Ontario

Airports servicing Phoenix

Top 4 airlines from Ontario to Phoenix

The chart below displays the airlines Cheapflights users traveling from Ontario to Phoenix choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.

Airline Cheapest Average Flexibility On-time COVID-19 safety
JSX
$158 $231 No cancel fee N/A

We couldn't confirm the COVID-19 safety measures taken by JSX. Please check directly on their website for additional information.

American Airlines
$142 $269 No cancel fee 71%
United Airlines
$72 $295 No cancel fee 69%
Linear Air Taxi
$2,462 $5,300 No cancel fee N/A

We couldn't confirm the COVID-19 safety measures taken by Linear Air Taxi. Please check directly on their website for additional information.

Hourly flight availability from Ontario to Phoenix

Morning 6 AM to noon 66% of ONT to PHX departures
Afternoon Noon to 6 PM 28% of ONT to PHX departures
Early morning Midnight to 6 AM 6% of ONT to PHX departures
Evening 6 PM to midnight 0% of ONT to PHX departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Ontario to Phoenix
Sunday
2 daily flights
Monday
2 daily flights
Tuesday
6 daily flights
Wednesday
0 flights
Thursday
1 daily flight
Friday
1 daily flight
Saturday
2 daily flights
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