How long is the flight from Region of Ontario to Peoria, Illinois?

Departing from Region of Ontario to Peoria, Illinois will take you 7h 48m. There are 556 mi between Region of Ontario and Peoria, Illinois.

In terms of precipitation, rainfall in Peoria, Illinois ranges from 1.8 - 4.3 inches per month. May is typically the wettest month, when rainfall can reach 4.3 in. January is typically the driest time to visit Peoria, Illinois when rainfall is around 1.8 in.

If weather is an important factor for your trip to Peoria, Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

What is the cheapest time of day to fly from ON to PIA?

When flying from Region of Ontario to Peoria, Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly into for flights to Peoria from Ontario?

Greater Peoria (PIA), located 6.0 mi from the city center, is the airport you fly into when you book flights from Ontario to Peoria.

Can I find deals for flights from Ontario to Peoria that include hotel bookings?

Yes. In addition to deals on Ontario to Peoria flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Ontario to Peoria?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Peoria.

Can I find deals for business class flights from Ontario to Peoria?

Yes. Cheapflights offers flight deals from Ontario to Peoria by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$317+ Flights from Ontario to Peoria, IL

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Cheap flight deals from Ontario to Peoria

Cheapest

Best

Last-minute

One-way

Cheapest flights from Ontario to Peoria
Explore the most affordable flight options available from Ontario to Peoria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 2, 2026.

Fri 4/1012:05 pm

YYZ

PIA

1 stop7h 48m

United Airlines

Tue 4/146:30 am

PIA

YYZ

1 stop11h 27m

United Airlines

Deal found 2/1

$494

Wed 3/186:45 am

YYZ

PIA

1 stop8h 00m

United Airlines

Wed 3/2510:40 am

PIA

YYZ

1 stop9h 38m

United Airlines

Deal found 1/31

$498

Fri 7/315:15 pm

YYZ

PIA

1 stop7h 59m

United Airlines

Sun 8/22:39 pm

PIA

YYZ

1 stop5h 10m

United Airlines

Deal found 2/1

$574

One-way flights from Ontario to Peoria
Search for one-way flight options from Ontario to Peoria. Find affordable one-way fares based on user searches. Data last updated February 2, 2026.

Wed 3/188:45 am

YYZ

PIA

1 stop6h 00m

United Airlines

Deal found 2/1

$317

Tue 3/1710:00 am

YYZ

PIA

2 stops7h 40m

United Airlines

Deal found 1/30

$319

Wed 3/1810:50 pm

YYZ

PIA

3 stops39h 17m

Multiple Airlines

Deal found 2/1

$396

Thu 3/198:00 am

YYZ

PIA

3 stops28h 54m

Multiple Airlines

Deal found 2/2

$435

Tue 3/176:20 am

YYZ

PIA

3 stops35h 11m

Multiple Airlines

Deal found 1/30

$460

Find flight deals from Ontario to Peoria

Round-trip from	$494 (United Airlines)
One-way from	$317 (United Airlines)

From Ontario to Greater Peoria

Search Deals

One-way flight from Ontario to Greater Peoria

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Fly from

Fly to

Route

Depart

Return

Price

TorontoPeoria

YYZ - PIA

YYZPIA

Toronto Pearson Intl

Fri 4/10

12:05 pm-6:53 pm

1 stop7h 48m

Greater Peoria

Tue 4/14

6:30 am-6:57 pm

1 stop11h 27m

$494

TorontoPeoria

YYZ - PIA

YYZPIA

Toronto Pearson Intl

Wed 3/18

6:45 am-1:45 pm

1 stop8h 00m

Greater Peoria

Wed 3/25

10:40 am-9:18 pm

1 stop9h 38m

$498

TorontoPeoria

YYZ - PIA

YYZPIA

Toronto Pearson Intl

Fri 7/31

7:00 am-10:01 am

1 stop4h 01m

Greater Peoria

Sun 8/2

10:42 am-3:51 pm

1 stop4h 09m

$574

TorontoPeoria

YYZ - PIA

YYZPIA

Toronto Pearson Intl

Wed 3/18

8:45 am-1:45 pm

1 stop6h 00m

$317

TorontoPeoria

YYZ - PIA

YYZPIA

Toronto Pearson Intl

Thu 3/19

3:30 pm-10:20 pm

1 stop7h 50m

$317

TorontoPeoria

YYZ - PIA

YYZPIA

Toronto Pearson Intl

Tue 3/17

10:00 am-4:40 pm

2 stops7h 40m

$319

TorontoPeoria

YYZ - PIA

YYZPIA

Toronto Pearson Intl

Wed 3/18

10:50 pm-1:07 pm

3 stops39h 17m

$396

TorontoPeoria

YYZ - PIA

YYZPIA

Toronto Pearson Intl

Thu 3/19

8:00 am-11:54 am

3 stops28h 54m

$435

TorontoPeoria

YYZ - PIA

YYZPIA

Toronto Pearson Intl

Tue 3/17

6:20 am-4:31 pm

3 stops35h 11m

$460

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/1

Best time to book a flight from Ontario to Peoria

Have a flexible travel schedule? Discover the best time to fly to Peoria from Ontario with our price prediction graph.

YYZ-PIA

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Peoria

CAON-PIA

YYZ-PIA

No data available for this route at this time. Please check back soon.

Related info for your journey

What airport do you fly into for flights to Peoria from Ontario?
Greater Peoria (PIA), located 6.0 mi from the city center, is the airport you fly into when you book flights from Ontario to Peoria.
How long is the flight from Region of Ontario to Peoria, Illinois?
Departing from Region of Ontario to Peoria, Illinois will take you 7h 48m. There are 556 mi between Region of Ontario and Peoria, Illinois.
Can I find deals for flights from Ontario to Peoria that include hotel bookings?
Yes. In addition to deals on Ontario to Peoria flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Ontario to Peoria?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Peoria.
Can I find deals for business class flights from Ontario to Peoria?
Yes. Cheapflights offers flight deals from Ontario to Peoria by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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$317+ Cheap flights from Ontario to Peoria, IL (PIA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/18. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Ontario to Peoria with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Ontario to Peoria

Cheapest flights from Ontario to PeoriaExplore the most affordable flight options available from Ontario to Peoria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 2, 2026.

Explore the most affordable flight options available from Ontario to Peoria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 2, 2026.

Best flights from Ontario to PeoriaDiscover carefully curated flight deals from Ontario to Peoria that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 2, 2026.

Discover carefully curated flight deals from Ontario to Peoria that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 2, 2026.

Last-minute flights from Ontario to PeoriaDiscover last-minute flight deals from Ontario to Peoria. Data last updated February 2, 2026 and is based on user searches.

Discover last-minute flight deals from Ontario to Peoria. Data last updated February 2, 2026 and is based on user searches.

One-way flights from Ontario to PeoriaSearch for one-way flight options from Ontario to Peoria. Find affordable one-way fares based on user searches. Data last updated February 2, 2026.

Search for one-way flight options from Ontario to Peoria. Find affordable one-way fares based on user searches. Data last updated February 2, 2026.

Find flight deals from Ontario to Peoria

Keep the following information in mind while searching for Ontario to Peoria flight deals. Data was last updated February 2, 2026.

Round-trip from

One-way from

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Use the filters below to find and compare flights from Ontario to Peoria that are best for you.

Best time to book a flight from Ontario to Peoria

Have a flexible travel schedule? Discover the best time to fly to Peoria from Ontario with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Peoria

Related info for your journey

Find useful and relevant information for your journey from Ontario to Peoria. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Peoria from Ontario?

How long is the flight from Region of Ontario to Peoria, Illinois?

Can I find deals for flights from Ontario to Peoria that include hotel bookings?

How can I find direct flights from Ontario to Peoria?

Can I find deals for business class flights from Ontario to Peoria?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Ontario to Peoria

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Cheapest flights from Ontario to Peoria
Explore the most affordable flight options available from Ontario to Peoria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 2, 2026.

Best flights from Ontario to Peoria
Discover carefully curated flight deals from Ontario to Peoria that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 2, 2026.

Last-minute flights from Ontario to Peoria
Discover last-minute flight deals from Ontario to Peoria. Data last updated February 2, 2026 and is based on user searches.

One-way flights from Ontario to Peoria
Search for one-way flight options from Ontario to Peoria. Find affordable one-way fares based on user searches. Data last updated February 2, 2026.