Cheap flights from Ontario to Sky Harbor Intl (ONT - PHX)

Know your dates, get live prices in seconds:

From
To
Depart
–
Return
Any month
Compare vs. Cheapflights |
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
Add another flight clear all

We work with more than 300 partners to bring you better travel deals

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

Home North America USA Arizona Phoenix Sky Harbor Intl Cheap flights from Ontario to Sky Harbor Intl

How to find the cheapest flight from
Ontario (ONT) to Sky Harbor Intl (PHX)

All the information you need to plan the best ONT to PHX flight in 2021: compare Ontario to Sky Harbor Intl flight prices with the expected peak season, weather and rainfall in Sky Harbor Intl.
ONT - PHX
Price
$128 - $258
PHX
Temperature
55.4 - 95 °F
PHX
Precipitation
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 Sky Harbor Intl

One-way from

$71

One-way flight from Ontario to Phoenix Sky Harbor Intl

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 Sky Harbor Intl Airport?

It’s generally more expensive to depart on a Friday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

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

It’s optimal to fly from Ontario to Phoenix Sky Harbor Intl Airport at noon. By choosing this option you can save up to 14% on the cost of your flight, compared to a flight in the afternoon.

How far in advance should I book a flight from Ontario to Phoenix Sky Harbor Intl Airport?

To save on the cost of your flight from Ontario to Phoenix Sky Harbor Intl Airport, book at least 35 days before your planned departure. Booking around this time can save you about 74% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $200 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $263.

What is the cheapest month to fly from Ontario to Phoenix Sky Harbor Intl Airport?

Our data shows that August tends to be the cheapest month to fly to Phoenix Sky Harbor Intl Airport from Ontario. Users have commonly found prices around $151 for the month, but tickets can be as low as $48. Due to multiple factors, prepare for potentially higher prices in December.

Cheap flights from Ontario to Sky Harbor Intl in October, November 2021

The best prices found for ONT to PHX flights for October, November
22 Nov - 27 Nov
$63pp
ONT
Ontario
Frontier
Non-Stop
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
Frontier
Non-Stop
ONT
Ontario
24 Oct - 25 Oct
$64pp
ONT
Ontario
Frontier
Non-Stop
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
Frontier
Non-Stop
ONT
Ontario
24 Nov - 29 Nov
$68pp
ONT
Ontario
Frontier
Non-Stop
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
Frontier
Non-Stop
ONT
Ontario

Ontario to Sky Harbor Intl 2021 flight deals

Cheap flights to Sky Harbor Intl from Ontario found for this year
22 Nov - 27 Nov
$63pp
ONT
Ontario
Frontier
Non-Stop
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
Frontier
Non-Stop
ONT
Ontario
22 Dec - 31 Dec
$64pp
ONT
Ontario
Frontier
Non-Stop
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
Frontier
Non-Stop
ONT
Ontario
24 Nov - 29 Nov
$68pp
ONT
Ontario
Frontier
Non-Stop
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
Frontier
Non-Stop
ONT
Ontario

Non-stop flights to Sky Harbor Intl from Ontario

Save time with Ontario to Sky Harbor Intl direct flight deals
22 Nov - 27 Nov
$63pp
ONT
Ontario
Frontier
Non-Stop
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
Frontier
Non-Stop
ONT
Ontario
22 Dec - 31 Dec
$64pp
ONT
Ontario
Frontier
Non-Stop
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
Frontier
Non-Stop
ONT
Ontario
24 Nov - 29 Nov
$68pp
ONT
Ontario
Frontier
Non-Stop
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
Frontier
Non-Stop
ONT
Ontario

Last minute flights from Ontario to Sky Harbor Intl

Late deals on round-trip flights to Sky Harbor Intl from Ontario, departing today and this week
24 Oct - 25 Oct
$64pp
ONT
Ontario
Frontier
Non-Stop
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
Frontier
Non-Stop
ONT
Ontario
24 Oct - 29 Oct
$68pp
ONT
Ontario
Frontier
Non-Stop
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
Frontier
Non-Stop
ONT
Ontario
27 Oct - 29 Oct
$83pp
ONT
Ontario
Multiple Airlines
Non-Stop
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
Frontier
Non-Stop
ONT
Ontario

One-way flights to Sky Harbor Intl from Ontario

The cheapest one-way flights from Ontario to Sky Harbor Intl
8:01 am - 7:41 pm
Multiple Airlines
1 Stop
10h 40m
ONT - PHX
Multiple Airlines
$71
Kiwi.com
1:15 am - 11:39 am
American Airlines
1 Stop
9h 24m
ONT - PHX
American Airlines
$96
6:05 pm - 8:03 am
Frontier
2 Stops
13h 58m
ONT - PHX
Frontier
$103
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Ontario</span> to <span class="emphasized">Sky Harbor Intl</span> flights.

Flight FAQs

From Ontario to Sky Harbor Intl

What airport do you fly from for flights from Ontario to Phoenix Sky Harbor Intl?

Located just 3.1 mi from the city center, Ontario is the airport most travelers will use when flying to Phoenix Sky Harbor Intl from Ontario. Booking flights from Ontario (ONT) to Phoenix Sky Harbor Intl should be relatively easy as there are 8 daily outbound flights to Phoenix Sky Harbor Intl from 7 different airlines.

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 Sky Harbor Intl Airport for under $100 on Cheapflights?

Yes, there are multiple flights from Ontario to Phoenix Sky Harbor Intl Airport for under $100. The cheapest flight booked recently is on Frontier for just $63, but on average you can expect to pay $86.

Are there nonstop flights from Ontario to Phoenix Sky Harbor Intl Airport for under $100 on Cheapflights?

Cheapflights has at least 20 direct flights from Ontario to Phoenix Sky Harbor Intl Airport under $100. A good price for a nonstop flight from Ontario to Phoenix Sky Harbor Intl Airport is less than $93.

Are there last-minute flights available from Ontario to Phoenix Sky Harbor Intl Airport for under $100?

There are currently 20+ open flights from Ontario to Phoenix Sky Harbor Intl Airport within the next 7 days for less than $100.

How popular is this Ontario to Phoenix Sky Harbor Intl Airport flight route?

Flights from Ontario to Phoenix Sky Harbor Intl have been viewed 62 times in the past calendar month.

What are the cheapest airlines flying from Ontario to Phoenix Sky Harbor Intl Airport round-trip?

Currently priced at $63, Frontier will fly you from Ontario to Phoenix Sky Harbor Intl Airport and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on American Airlines for as low as $97. Frontier is 69% cheaper than the average price of flights available within the next 90 days to this destination.

What are the most popular airlines that fly from Ontario to Phoenix Sky Harbor Intl Airport?

When booking a flight from Ontario to Phoenix Sky Harbor Intl Airport, you may want to consider flying on Major Airline, American Airlines or Delta as they are the most popular for this route.

What are the most reliable airlines from Ontario to Phoenix Sky Harbor Intl Airport?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Ontario to Phoenix Sky Harbor Intl Airport on time: Frontier (94%), Mesa Airlines (92%), American Airlines (88%).

What are the cheapest flights from Ontario to Phoenix Sky Harbor Intl Airport?

On average you can expect to pay $370 for a flight from Ontario to Phoenix Sky Harbor Intl Airport. The cheapest flight overall is $88 while the most popular route, (Ontario - Phoenix Sky Harbor Intl) is currently priced at $58.

Related searches

Flights to Sky Harbor Intl from Ontario (ONT)
Flights to Ontario Flights to Sky Harbor Intl Flights from Ontario

Rent a Car

Car Rentals at Sky Harbor Intl Car Rentals in Arizona

COVID Restrictions

View COVID Travel Restrictions for Sky Harbor Intl (PHX)

Do I need a COVID test to fly to Sky Harbor Intl from Ontario?

Information is based on travel restrictions for travel to Phoenix Sky Harbor Intl within the United States

Most visitors from Ontario need to provide a negative COVID-19 test result and/or quarantine to enter Phoenix Sky Harbor Intl.

COVID-19 testing requirements
Visitors from Ontario must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Phoenix Sky Harbor Intl.

Quarantine requirements
Visitors from Ontario are not required to quarantine after entering Phoenix Sky Harbor Intl.

Do I need a test to fly back to Ontario from Sky Harbor Intl?

Returning to Ontario from Phoenix Sky Harbor Intl

COVID-19 testing requirements
Visitors from Phoenix Sky Harbor Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Ontario.

Quarantine requirements
Visitors from Phoenix Sky Harbor Intl are not required to quarantine after entering Ontario.

Hide COVID Travel Restrictions for Sky Harbor Intl (PHX)

Alternative routes for Ontario to Sky Harbor Intl

See prices for flight routes from nearby airports that may be better suited for you.
Burbank Bob Hope to Phoenix from $58 pp
Los Angeles to Phoenix from $89 pp
Long Beach Municipal to Phoenix from $97 pp
Fresno Airterminal to Phoenix from $158 pp
Bakersfield Meadows Field to Phoenix from $166 pp

Destination information for Sky Harbor Intl

Things to know before you go - useful duration and weather info for your trip from Ontario to Sky Harbor Intl.
Flight duration from ONT to Phoenix Sky Harbor Intl
1h 20m

Airports servicing Ontario

Ontario (ONT)

Airports servicing Phoenix

Sky Harbor Intl (PHX)

Top 4 airlines flying from Ontario to Phoenix Sky Harbor Intl

The chart below displays the airlines Cheapflights users traveling from Ontario to Sky Harbor Intl 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
United Airlines 		$72 $295 No cancel fee 69%
American Airlines 		$142 $269 No cancel fee 71%
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.
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.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2021.

Hourly flight availability from Ontario to Sky Harbor Intl

See what time of day planes typically take off from Ontario towards Sky Harbor Intl.
Afternoon Noon to 6 PM 56% of ONT to PHX departures
Morning 6 AM to noon 43% of ONT to PHX departures
Early morning Midnight to 6 AM 1% 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 Sky Harbor Intl
See how many times per day planes take to the skies headed from Ontario to Sky Harbor Intl.
Sunday
9 daily flights
Monday
9 daily flights
Tuesday
6 daily flights
Wednesday
7 daily flights
Thursday
9 daily flights
Friday
10 daily flights
Saturday
7 daily flights
Home North America USA Arizona Phoenix Sky Harbor Intl Cheap flights from Ontario to Sky Harbor Intl