What is the cheapest airline that flies from Greater Peoria to Ontario?

United Airlines and American Airlines are the most popular carriers operating from Greater Peoria to Ontario

When did momondo last update prices for flights from Greater Peoria Airport to Ontario Airport?

Prices for flights from Greater Peoria Airport to Ontario Airport refresh daily.

How many operators does momondo search for flights from Greater Peoria Airport to Ontario Airport?

As of July 2025, there are 2 operators available to choose from for flights from Greater Peoria Airport to Ontario Airport.

How old do you have to be to fly from Greater Peoria Airport to Ontario Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Greater Peoria Airport to Ontario Airport.

What documentation or ID do you need to fly to Ontario Airport?

The required travel and health documents for your Ontario Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ontario Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$208 Cheap Flights from Peoria to Ontario in 2025

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Find the cheapest flights from Peoria, Illinois to Los Angeles

Round-trip

One-way

Last minute

Cheap round-trip flights

5:03 pm - 10:48 pmPIA-ONT

7h 45m1 stop

6:10 am - 3:02 pmONT-PIA

6h 52m1 stop

$289American Airlines

Find Deal

Sat, Aug 30 - Thu, Sep 4

11:14 am - 5:50 pmPIA-ONT

8h 36m2 stops

2:54 pm - 11:23 pmONT-PIA

6h 29m1 stop

$294American Airlines

Find Deal

Sat, Aug 30 - Thu, Sep 4

10:07 am - 5:50 pmPIA-ONT

9h 43m2 stops

6:10 am - 11:11 pmONT-PIA

15h 01m2 stops

$299American Airlines

Find Deal

Sat, Aug 30 - Thu, Sep 4

4:41 pm - 10:57 pmPIA-ONT

8h 16m1 stop

11:59 pm - 10:51 amONT-PIA

8h 52m1 stop

$314American Airlines

Find Deal

Mon, Jul 28 - Wed, Aug 6

4:41 pm - 10:10 pmPIA-ONT

7h 29m1 stop

11:59 pm - 10:44 amONT-PIA

8h 45m1 stop

$354American Airlines

Find Deal

Mon, Aug 4 - Fri, Aug 15

4:41 pm - 10:10 pmPIA-ONT

7h 29m1 stop

12:22 pm - 11:22 pmONT-PIA

9h 00m2 stops

$359American Airlines

Find Deal

Mon, Aug 4 - Fri, Aug 15

5:25 pm - 10:06 pmPIA-ONT

6h 41m1 stop

7:00 am - 4:43 pmONT-PIA

7h 43m1 stop

$379United Airlines

Find Deal

Thu, Aug 7 - Sun, Aug 10

10:48 am - 6:06 pmPIA-ONT

9h 18m1 stop

5:40 am - 4:40 pmONT-PIA

9h 00m2 stops

$384United Airlines

Find Deal

Sat, Oct 18 - Fri, Oct 31

10:48 am - 8:24 pmPIA-ONT

11h 36m2 stops

5:40 am - 4:40 pmONT-PIA

9h 00m2 stops

$389United Airlines

Find Deal

Sat, Oct 18 - Fri, Oct 31

4:41 pm - 10:57 pmPIA-ONT

8h 16m1 stop

6:17 am - 6:09 pmONT-PIA

9h 52m2 stops

$400American Airlines

Find Deal

Mon, Jul 28 - Wed, Aug 6

American Airlines flights from Peoria, Illinois to Ontario

Our best American Airlines deals on Peoria, Illinois to Ontario flight tickets

American Airlines

Aug 30

PIA5:03 pmGreater Peoria

7h 45m

1 stop

ONT10:48 pmOntario

Sep 4

ONT6:10 amOntario

6h 52m

1 stop

PIA3:02 pmGreater Peoria

$289

Find similar

American Airlines

Aug 30

PIA11:14 amGreater Peoria

8h 36m

2 stops

ONT5:50 pmOntario

Sep 4

ONT2:54 pmOntario

6h 29m

1 stop

PIA11:23 pmGreater Peoria

$294

Find similar

American Airlines

Aug 30

PIA10:07 amGreater Peoria

9h 43m

2 stops

ONT5:50 pmOntario

Sep 4

ONT6:10 amOntario

15h 01m

2 stops

PIA11:11 pmGreater Peoria

$299

Find similar

United Airlines flights from Peoria, Illinois to Ontario

Our best United Airlines deals on Peoria, Illinois to Ontario flight tickets

United Airlines

Aug 7

PIA5:25 pmGreater Peoria

6h 41m

1 stop

ONT10:06 pmOntario

Aug 10

ONT7:00 amOntario

7h 43m

1 stop

PIA4:43 pmGreater Peoria

$379

Find similar

United Airlines

Oct 18

PIA10:48 amGreater Peoria

9h 18m

1 stop

ONT6:06 pmOntario

Oct 31

ONT5:40 amOntario

9h 00m

2 stops

PIA4:40 pmGreater Peoria

$384

Find similar

United Airlines

Oct 18

PIA10:48 amGreater Peoria

11h 36m

2 stops

ONT8:24 pmOntario

Oct 31

ONT5:40 amOntario

9h 00m

2 stops

PIA4:40 pmGreater Peoria

$389

Find similar

How to get the cheapest flight ticket from Peoria, Illinois to Ontario

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

Prices

Airlines

What is the cheapest month to fly to Ontario?

In general, May is the cheapest month to fly from Peoria, Illinois to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $354. If you aren’t able to travel during the month of May, then book flights to Ontario from Peoria, Illinois during July instead. Flights to Ontario in July, while not as cheap as those in May, still average around $378.

What is the cheapest day to depart on your flight to Ontario?

The cheapest day to depart on your flight to Ontario is on a Saturday when prices can be found for as low as $553. This is often the case because there is less demand to fly during this day of the week. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Peoria, Illinois to Ontario for around $642.

What is the cheapest time of day to depart on your flight to Ontario?

In the afternoon is the cheapest time of day to fly from Peoria, Illinois to Ontario when you can find flight prices for as low as $447. Flying to Ontario in the afternoon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $713 on average. Flights to Ontario from Peoria, Illinois in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Peoria, Illinois to Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from Peoria, Illinois to Ontario according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Peoria, Illinois to Ontario (PIA to ONT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Peoria, Illinois to Ontario

Best Price Found	$208
Fastest flight time	6h 41m
Direct flights	None
Airports in Ontario	1 airport

The best one-way flight to Ontario from Peoria, Illinois in the past 72 hours is $208. The best round-trip flight deal from Peoria, Illinois to Ontario found on momondo in the last 72 hours is $289.

The fastest flight from Peoria, Illinois to Ontario takes 6h 41m

There are no direct flights from Peoria, Illinois to Ontario. Popular non-direct route for this connection is Greater Peoria Airport - Ontario Airport.

There is 1 airport near Ontario: Ontario (ONT)

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How far is Greater Peoria to Ontario by plane?
Ontario is 1598.5 mi away from Greater Peoria. Typically, this will take 6h 41m by plane in normal conditions.
When did momondo last update prices for flights from Greater Peoria Airport to Ontario Airport?
Prices for flights from Greater Peoria Airport to Ontario Airport refresh daily.
How many operators does momondo search for flights from Greater Peoria Airport to Ontario Airport?
As of July 2025, there are 2 operators available to choose from for flights from Greater Peoria Airport to Ontario Airport.
How old do you have to be to fly from Greater Peoria Airport to Ontario Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Greater Peoria Airport to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The required travel and health documents for your Ontario Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ontario Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Peoria, Illinois to Ontario?
momondo data reveals that the most frequently booked airline on the route from Peoria, Illinois to Ontario is American Airlines, representing 67% of all bookings. The subsequent popular airline is United Airlines at 33%.

Best airlines flying from Peoria, Illinois to Ontario

Compare and see reviews for airlines that fly from Peoria, Illinois to Ontario with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $288	Free Cancellation	Rating 7.4 8,846 reviews		Search United Airlines flights
American Airlines	PriceFrom $447	Free Cancellation	Rating 7.2 10,000 reviews		Search American Airlines flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Peoria to Ontario. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Peoria to Ontario flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Ontario from Peoria. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Ontario from Peoria are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.