Question 1

What is the cheapest Ontario to Phoenix Sky Harbor Intl flight route?

Accepted Answer

Fly from Ontario to Phoenix Sky Harbor Intl for the best Ontario - Phoenix Sky Harbor Intl flight prices

Question 2

What is the cheapest airline that flies from Ontario to Phoenix Sky Harbor Intl?

Accepted Answer

American Airlines, Southwest, and Frontier are the most popular carriers operating from Ontario to Phoenix Sky Harbor Intl

Question 3

What airlines fly to Phoenix Sky Harbor Intl Airport?

Accepted Answer

Frontier, American Airlines and Southwest are the top three most popular airlines that fly to Phoenix Sky Harbor Intl Airport from Ontario according to our data. Frontier is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Phoenix Sky Harbor Intl Airport. Keep in mind that there are 8 different airlines that fly to Phoenix Sky Harbor Intl Airport on a routine basis, so you have a few additional options to choose from.

Question 4

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

Accepted Answer

In general, August is the cheapest month to fly from Ontario to Phoenix Sky Harbor Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $177. If you are unable to visit Phoenix Sky Harbor Intl Airport during the month of August, then departing from Ontario during the month July is also very affordable. Most momondo users find prices during this month for around $199.

Question 5

What is the cheapest time of day to depart on your flight to Phoenix Sky Harbor Intl Airport?

Accepted Answer

At noon is the cheapest time of day to fly from Ontario to Phoenix Sky Harbor Intl Airport when you can find flight prices for as low as $152. Flying to Phoenix Sky Harbor Intl Airport at noon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around $288. Of course, these prices can vary depending on the time of year and what airport you fly to.

Question 6

How many flights depart from Ontario to Phoenix Sky Harbor Intl Airport on average per week?

Accepted Answer

The number of flights available between Ontario and Phoenix Sky Harbor Intl Airport is 59 per week as of July 2025. The most frequent departure day is Mon, with 17% of weekly flights leaving on this day.

Question 7

How have Ontario to Phoenix Sky Harbor Intl Airport flight prices changed over time?

Accepted Answer

As of July 2025, prices for Ontario to Phoenix Sky Harbor Intl Airport flights are approximately 60% cheaper when compared to flights at the same time last year.

Question 8

How many flights depart from Ontario to Phoenix Sky Harbor Intl Airport on average per day?

Accepted Answer

As of July 2025, 8 flights take off from Ontario and land in Phoenix Sky Harbor Intl Airport each day. The most common flight departure time for this route is 4:00PM, with 50% of daily flights taking off in the afternoon.

Question 9

What is the cheapest day to depart on your flight to Phoenix Sky Harbor Intl Airport?

Accepted Answer

On average, the least expensive day to fly to Phoenix Sky Harbor Intl Airport from Ontario is on a Saturday. momondo users have found tickets for Saturday departures for as low as $194. However, this price may fluctuate depending on the airline, the season, and holidays. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $293. These prices are subject to change though, so be sure to set up a Price Alert for flights to Phoenix Sky Harbor Intl Airport.

Question 10

What cabin class options are available on Ontario to Phoenix Sky Harbor Intl flights?

Accepted Answer

There are 4 cabin classes available to choose from on Ontario to Phoenix Sky Harbor Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Question 11

Can stopping save me money on Ontario to Phoenix Sky Harbor Intl Airport flights?

Accepted Answer

You could potentially save up to 18% on your flight if you consider stops on a Ontario to Phoenix Sky Harbor Intl Airport flight.

Question 12

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

Accepted Answer

You are more likely to see cheaper flights to Phoenix Sky Harbor Intl Airport from Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Phoenix Sky Harbor Intl Airport for around $242 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Phoenix Sky Harbor Intl Airport from Ontario for as low as $150 on momondo.

Question 13

When did momondo last update prices for flights from Ontario Airport to Phoenix Sky Harbor Intl Airport?

Accepted Answer

Prices for flights from Ontario Airport to Phoenix Sky Harbor Intl Airport are updated daily.

Question 14

How many operators does momondo search for flights from Ontario Airport to Phoenix Sky Harbor Intl Airport?

Accepted Answer

As of July 2025, there are 3 operators available to choose from for flights from Ontario Airport to Phoenix Sky Harbor Intl Airport.

Question 15

How old do you have to be to fly from Ontario Airport to Phoenix Sky Harbor Intl Airport?

Accepted Answer

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Phoenix Sky Harbor Intl Airport.

Question 16

What documentation or ID do you need to fly to Phoenix Sky Harbor Intl Airport?

Accepted Answer

The travel and health documents you'll need for your trip to Phoenix Sky Harbor Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Phoenix Sky Harbor Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best Price Found	$49
Fastest flight time	1h 10m
Direct flights	Every day

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $38	Free Cancellation	Rating 5.9 3,251 reviews	Search Frontier flights
Southwest	PriceFrom $112	Free Cancellation	Rating 8.0 4,241 reviews	Search Southwest flights
American Airlines	PriceFrom $130	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights

Cheap flights from Ontario to Phoenix from $49

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Phoenix departing on 11/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Ontario to Phoenix

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

American Airlines flights from Ontario to Phoenix Sky Harbor Intl Airport

Our best American Airlines deals on Ontario to Phoenix Sky Harbor Intl Airport flight tickets

Southwest flights from Ontario to Phoenix Sky Harbor Intl Airport

Our best Southwest deals on Ontario to Phoenix Sky Harbor Intl Airport flight tickets

See travel insights to Phoenix from

How to get the cheapest flight ticket from Ontario to Phoenix Sky Harbor Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

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

What is the cheapest day to depart on your flight to Phoenix Sky Harbor Intl Airport?

What is the cheapest time of day to depart on your flight to Phoenix Sky Harbor Intl Airport?

What is the cheapest Ontario to Phoenix Sky Harbor Intl flight route?

Fly from Ontario to Phoenix Sky Harbor Intl for the best Ontario - Phoenix Sky Harbor Intl flight prices

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

What cabin class options are available on Ontario to Phoenix Sky Harbor Intl flights?

There are 4 cabin classes available to choose from on Ontario to Phoenix Sky Harbor Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Ontario to Phoenix Sky Harbor Intl Airport flights?

You could potentially save up to 18% on your flight if you consider stops on a Ontario to Phoenix Sky Harbor Intl Airport flight.

How have Ontario to Phoenix Sky Harbor Intl Airport flight prices changed over time?

As of July 2025, prices for Ontario to Phoenix Sky Harbor Intl Airport flights are approximately 60% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from Ontario to Phoenix Sky Harbor Intl?

American Airlines, Southwest, and Frontier are the most popular carriers operating from Ontario to Phoenix Sky Harbor Intl

What airlines fly to Phoenix Sky Harbor Intl Airport?

How many flights depart from Ontario to Phoenix Sky Harbor Intl Airport on average per day?

As of July 2025, 8 flights take off from Ontario and land in Phoenix Sky Harbor Intl Airport each day. The most common flight departure time for this route is 4:00PM, with 50% of daily flights taking off in the afternoon.

How many flights depart from Ontario to Phoenix Sky Harbor Intl Airport on average per week?

The number of flights available between Ontario and Phoenix Sky Harbor Intl Airport is 59 per week as of July 2025. The most frequent departure day is Mon, with 17% of weekly flights leaving on this day.

When to book flights from Ontario to Phoenix Sky Harbor Intl Airport

Cheap Ontario to Phoenix Sky Harbor Intl Airport (ONT to PHX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Phoenix Sky Harbor Intl Airport

Best Price Found

Fastest flight time

Direct flights

How far is Ontario to Phoenix Sky Harbor Intl by plane?

When did momondo last update prices for flights from Ontario Airport to Phoenix Sky Harbor Intl Airport?

How many operators does momondo search for flights from Ontario Airport to Phoenix Sky Harbor Intl Airport?

How old do you have to be to fly from Ontario Airport to Phoenix Sky Harbor Intl Airport?

What documentation or ID do you need to fly to Phoenix Sky Harbor Intl Airport?

What is the most popular plane model from Ontario to Phoenix Sky Harbor Intl Airport?

What is the most popular airline from Ontario to Phoenix Sky Harbor Intl Airport?

Best airlines flying from Ontario to Phoenix Sky Harbor Intl Airport

Compare and see reviews for airlines that fly from Ontario to Phoenix Sky Harbor Intl Airport with momondo

Southwest Flights From Ontario to Phoenix Sky Harbor Intl Airport

American Airlines Flights From Ontario to Phoenix Sky Harbor Intl Airport

Traveling to a place near Phoenix?

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Phoenix?

Can I find flights from Ontario to Phoenix with flexible booking policies on momondo?

How can momondo help me find flights from Ontario to Phoenix?

I’m not ready to book a flight from Ontario to Phoenix right now. Can momondo alert me if prices change?

An easier way to manage your Phoenix Sky Harbor Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Phoenix

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo