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Cheap flights from Peoria to Ontario (PIA - ONT) from $274

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 5/24. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
PIA — ONT
May 5 — May 121
From?
To?
Sun 5/5
Sun 5/12
1 adult, Economy
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Cheap flight deals from Peoria to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Peoria (PIA) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 30, 2024.

Popular in

December

Cheapest in

April

Average price

$495

Round-trip from

$238
High demand for flights, 26% potential price rise
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Best time to find cheap flights, 23% potential price drop
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Average for round-trip flights in April 2024
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From Greater Peoria to Ontario
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What is the cheapest day to fly round-trip from Peoria, Illinois to Ontario?

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

How far in advance should I book a flight from Peoria, Illinois to Ontario?

Travelers have found it’s best to book a flight 39 days in advance to save up to 114% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 39 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Peoria, Illinois to Ontario 1-2 weeks in advance for as low as $484, or $687 for flights within the next 24 hours.

What is the cheapest month to fly from Peoria, Illinois to Ontario?

The best pricing can be found in the month of September. Prices to Ontario from Peoria, Illinois average $559. You can even find prices in September for less than $559, as users have found deals to Ontario from as low as $246. The month of February appears to be one of the more expensive times to travel to Ontario from Peoria, Illinois. Flying in the targeted month can save you up to 27%.

When is the cheapest time to fly from Peoria, Illinois to Ontario (PIA - ONT)?

When flying from Peoria, Illinois to Ontario, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 5% versus a flight at noon.

Cheap United Airlines flights from Peoria to Ontario

Explore cheap flight options specifically provided by United Airlines for the route between Peoria and Ontario. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,948,547 searches. Data last updated April 30, 2024.
Take a peek at the cheapest United Airlines flights we've detected traveling from Peoria to Ontario. Be sure to come back soon if the deals available don't appeal to you at this time.
Tue 9/173:44 pmPIA - ONT
2 stops22h 48mUnited Airlines
Sat 9/216:45 pmONT - PIA
2 stops13h 32mUnited Airlines
Deal found 4/29$556
Tue 9/1710:55 amPIA - ONT
2 stops12h 36mUnited Airlines
Sat 9/216:45 pmONT - PIA
2 stops13h 32mUnited Airlines
Deal found 4/28$565

Cheap American Airlines flights from Peoria to Ontario

Explore cheap flight options specifically provided by American Airlines for the route between Peoria and Ontario. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,948,547 searches. Data last updated April 30, 2024.
Browse through some of the cheapest American Airlines flights traveling from Peoria to Ontario. Make sure to examine the flight information before completing your reservation.
Tue 9/174:40 pmPIA - ONT
1 stop7h 20mAmerican Airlines
Sat 9/2112:45 pmONT - PIA
1 stop5h 53mAmerican Airlines
Deal found 4/28$790
Tue 9/174:40 pmPIA - ONT
1 stop7h 20mAmerican Airlines
Sat 9/216:15 amONT - PIA
2 stops13h 13mAmerican Airlines
Deal found 4/29$794
Thu 6/204:34 pmPIA - ONT
1 stop8h 25mAmerican Airlines
Thu 6/276:30 amONT - PIA
2 stops9h 24mAmerican Airlines
Deal found 4/29$795
Wed 7/173:57 pmPIA - ONT
2 stops7h 49mAmerican Airlines
Fri 7/196:10 amONT - PIA
1 stop7h 17mAmerican Airlines
Deal found 4/30$797
Thu 6/203:57 pmPIA - ONT
2 stops7h 43mAmerican Airlines
Thu 6/276:30 amONT - PIA
2 stops9h 24mAmerican Airlines
Deal found 4/29$802
Thu 6/63:57 pmPIA - ONT
2 stops7h 43mAmerican Airlines
Sun 6/910:54 amONT - PIA
1 stop8h 35mAmerican Airlines
Deal found 4/29$860
Thu 6/64:34 pmPIA - ONT
1 stop8h 25mAmerican Airlines
Sun 6/912:49 pmONT - PIA
1 stop6h 40mAmerican Airlines
Deal found 4/29$1,986

Cheap Peoria to Ontario flights in April & May 2024

Find cheap flight options from Peoria to Ontario specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,948,547 searches. Prices were last updated on April 30, 2024.
These are some of the most attractive deals on flights from Peoria to Ontario in 2024. Check back soon for alternative fares.
Thu 5/23:45 pmPIA - ONT
2 stops9h 23mUnited Airlines
Tue 5/75:15 amONT - PIA
2 stops13h 45mUnited Airlines
Deal found 4/29$546
Mon 5/277:00 amPIA - ONT
2 stops15h 48mUnited Airlines
Mon 6/31:55 pmONT - PIA
2 stops18h 30mUnited Airlines
Deal found 4/27$668
Fri 5/246:50 amPIA - ONT
1 stop9h 02mAmerican Airlines
Sun 5/269:30 amONT - PIA
2 stops10h 05mAmerican Airlines
Deal found 4/28$797
Mon 4/293:13 pmPIA - ONT
1 stop7h 01mAmerican Airlines
Fri 5/312:53 pmONT - PIA
1 stop6h 47mAmerican Airlines
Deal found 4/28$818
Mon 4/2911:01 amPIA - ONT
2 stops11h 39mUnited Airlines
Fri 5/31:36 pmONT - PIA
2 stops18h 50mUnited Airlines
Deal found 4/28$849
Mon 5/273:40 pmPIA - ONT
1 stop6h 28mAmerican Airlines
Mon 6/312:50 pmONT - PIA
1 stop6h 17mAmerican Airlines
Deal found 4/27$855
Mon 5/273:40 pmPIA - ONT
1 stop6h 28mAmerican Airlines
Mon 6/39:30 amONT - PIA
2 stops11h 05mAmerican Airlines
Deal found 4/27$858
Fri 5/246:50 amPIA - ONT
1 stop7h 02mAmerican Airlines
Sun 5/266:00 amONT - PIA
1 stop6h 59mAmerican Airlines
Deal found 4/28$1,988
Thu 5/23:13 pmPIA - ONT
1 stop7h 01mAmerican Airlines
Tue 5/712:50 pmONT - PIA
1 stop6h 17mAmerican Airlines
Deal found 4/29$2,014

Peoria to Ontario 2024 flight deals

Discover exclusive flight deals for travel between Peoria and Ontario in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,948,547 searches. Data last updated April 30, 2024.
These are some of the most attractive deals on flights from Peoria to Ontario in 2024. Check back soon for alternative fares.
Thu 9/510:55 amPIA - ONT
2 stops12h 36mUnited Airlines
Mon 9/96:45 pmONT - PIA
2 stops13h 32mUnited Airlines
Deal found 4/27$475
Tue 9/174:00 pmPIA - ONT
2 stops22h 32mUnited Airlines
Sat 9/216:45 pmONT - PIA
2 stops13h 32mUnited Airlines
Deal found 4/27$503
Sun 9/84:40 pmPIA - ONT
1 stop7h 20mAmerican Airlines
Fri 9/1310:50 amONT - PIA
1 stop7h 48mAmerican Airlines
Deal found 4/28$516
Sun 9/84:40 pmPIA - ONT
1 stop7h 20mAmerican Airlines
Fri 9/136:15 amONT - PIA
2 stops9h 19mAmerican Airlines
Deal found 4/28$521
Thu 5/23:45 pmPIA - ONT
2 stops9h 23mUnited Airlines
Tue 5/75:15 amONT - PIA
2 stops13h 45mUnited Airlines
Deal found 4/29$546
Tue 9/1710:55 amPIA - ONT
2 stops12h 36mUnited Airlines
Sat 9/216:45 pmONT - PIA
2 stops13h 32mUnited Airlines
Deal found 4/28$565
Sun 9/86:39 amPIA - ONT
2 stops11h 08mAmerican Airlines
Fri 9/136:15 amONT - PIA
2 stops9h 19mAmerican Airlines
Deal found 4/28$618
Mon 5/277:00 amPIA - ONT
2 stops15h 48mUnited Airlines
Mon 6/31:55 pmONT - PIA
2 stops18h 30mUnited Airlines
Deal found 4/27$668
Sun 6/96:05 amPIA - ONT
2 stops14h 32mAmerican Airlines
Fri 6/1411:59 pmONT - PIA
2 stops12h 27mAmerican Airlines
Deal found 4/28$719

One-way flights to Ontario from Peoria

Search for one-way flight options from Peoria to Ontario. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,948,547 searches. Data last updated April 30, 2024.
Users traveling one-way from Peoria to Ontario can select one of these great deals. Users can also find round-trip Peoria to Ontario flights by using the search form above.
Fri 5/242:49 pmPIA - ONT
2 stops9h 40mAmerican Airlines
Deal found 4/29$274
Mon 5/276:20 amPIA - ONT
2 stops14h 28mAmerican Airlines
Deal found 4/30$344
Fri 5/243:40 pmPIA - ONT
1 stop6h 28mAmerican Airlines
Deal found 4/29$396
Mon 5/276:50 amPIA - ONT
1 stop7h 02mAmerican Airlines
Deal found 4/29$459
Mon 5/273:40 pmPIA - ONT
1 stop6h 28mAmerican Airlines
Deal found 4/29$994
Mon 5/277:00 amPIA - ONT
3 stops15h 48mUnited Airlines
Deal found 4/30$1,273
Mon 5/277:00 amPIA - ONT
3 stops16h 14mUnited Airlines
Deal found 4/29$2,602
Mon 5/277:00 amPIA - ONT
3 stops16h 14mUnited Airlines
Deal found 4/29$3,135

Find flights from Peoria to Ontario within your budget

Customize your flight search to find flights from Peoria to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,948,547 searches. Data last updated April 30, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$556 - $1,986

Route

Depart

Return

Price

Greater PeoriaOntario

PIA - ONT

PIAONT

Greater Peoria

Tue 9/17

2 stops22h 48m

Ontario

Sat 9/21

2 stops13h 32m

$556

Greater PeoriaOntario

PIA - ONT

PIAONT

Greater Peoria

Tue 9/17

2 stops12h 36m

Ontario

Sat 9/21

2 stops13h 32m

$565

Greater PeoriaOntario

PIA - ONT

PIAONT

Greater Peoria

Tue 9/17

1 stop7h 20m

Ontario

Sat 9/21

1 stop5h 53m

$790

Greater PeoriaOntario

PIA - ONT

PIAONT

Greater Peoria

Tue 9/17

1 stop7h 20m

Ontario

Sat 9/21

2 stops13h 13m

$794

Greater PeoriaOntario

PIA - ONT

PIAONT

Greater Peoria

Thu 6/20

1 stop8h 25m

Ontario

Thu 6/27

2 stops9h 24m

$795

Greater PeoriaOntario

PIA - ONT

PIAONT

Greater Peoria

Wed 7/17

2 stops7h 49m

Ontario

Fri 7/19

1 stop7h 17m

$797

Greater PeoriaOntario

PIA - ONT

PIAONT

Greater Peoria

Thu 6/20

2 stops7h 43m

Ontario

Thu 6/27

2 stops9h 24m

$802

Greater PeoriaOntario

PIA - ONT

PIAONT

Greater Peoria

Thu 6/6

2 stops7h 43m

Ontario

Sun 6/9

1 stop8h 35m

$860

Greater PeoriaOntario

PIA - ONT

PIAONT

Greater Peoria

Thu 6/6

1 stop8h 25m

Ontario

Sun 6/9

1 stop6h 40m

$1,986

Flights are sorted by cheapest first

Deals found on 4/29

When is the cheapest time to fly from Peoria, Illinois to Ontario?

Use this chart to determine the cheapest time to fly round-trip from Peoria to Ontario. Price data was last updated on April 28, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Peoria, Illinois to Ontario flight should consider departing on Wednesday mornings when fares are most often at their lowest. Tuesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
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Average price of flights to Ontario by month

Plan your trip from Peoria to Ontario by taking into account the cheapest months to travel. The average price of a one-way flight from Peoria to Ontario is currently $1,185 while a round-trip flight costs $883. Price data was last updated on April 28, 2024.

Currently, October is the cheapest month in which you can book a flight from Peoria, Illinois to Ontario (average of $237). Flying from Peoria, Illinois to Ontario in June is currently the most expensive (average of $341). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

January

$268

February

$287

March

$281

April

$256

May

$268

June

$341

July

$336

August

$287

September

$258

October

$237

November

$268

December

$271

Temperature and rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average temperature and rainfall totals by month.

LAX

Temperature

57.2 - 73.4 °F

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated April 30, 2024.
Peruse reviews from past customers who have flown with United Airlines and American Airlines from Peoria to Ontario to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
11,202 reviews
Check prices

Comfort

7.2

Crew

8.1

Overall

7.4

Food

6.7

Entertainment

7.1

Boarding

7.7

Reviews

1 / 10

Seating was very cramped, I was under the impression there was food and a entertainment tv on board

United Airlines
7.4
Good
11,202 reviews
United Airlines
7.4
Good
11,202 reviews
Check prices

Comfort

7.2

Crew

8.1

Overall

7.4

Food

6.7

Entertainment

7.1

Boarding

7.7

Reviews

1 / 10

Seating was very cramped, I was under the impression there was food and a entertainment tv on board

American Airlines
7.3
Good
14,834 reviews
United Airlines
7.4
Good
11,202 reviews
Check prices

Comfort

7.2

Crew

8.1

Overall

7.4

Food

6.7

Entertainment

7.1

Boarding

7.7

Reviews

1 / 10

Seating was very cramped, I was under the impression there was food and a entertainment tv on board

Related info for your journey

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

  • Can I find flights from Peoria, Illinois to Ontario for under $600 on Cheapflights?

    Yes, there are multiple flights from Peoria, Illinois to Ontario for under $600. The cheapest flight booked recently is on United Airlines for just $556, but on average you can expect to pay $882.

  • What are the cheapest airlines flying from Peoria, Illinois to Ontario round-trip?

    Currently priced at $556, United Airlines will fly you from Peoria, Illinois to Ontario and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on American Airlines for as low as $790. You may be able to fly from Peoria, Illinois to Ontario for 13% less than the average price by searching for these airlines.

  • What does PIA to ONT mean?

    PIA stands for Greater Peoria Airport, while ONT stands for Ontario Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.

  • Can I find deals for flights from Peoria to Ontario that include extra baggage allowance?

    The amount of baggage you can bring on your Peoria to Ontario flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Peoria to Ontario with specific airlines?

    Yes, Cheapflights allows you to browse and filter Peoria to Ontario flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

  • How can I find direct flights from Peoria to Ontario?

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

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

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

  • Can I find deals for flights from Peoria to Ontario that allow pets onboard?

    Many airlines flying from Peoria to Ontario offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Peoria to Ontario?

    Yes, you can often find last-minute deals on Peoria to Ontario flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Peoria, Illinois to Ontario flight deals updated?

    The Peoria, Illinois to Ontario flight deals you see on this page were last updated on 4/29.

See more FAQs

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Alternative routes for Peoria to Ontario
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Top airline flying from Peoria to Ontario

Discover the top airline that operate flights from Peoria to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,948,547 searches. Data last updated April 30, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$442Average$619FlexibilityNo cancel feeOn-time71%
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Peoria, Illinois to Chicago O'Hare Intl Airport flights

Search flights from Peoria to Ontario by cabin class

Find flights from Peoria to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Peoria to Ontario?

Cheapflights helps you search for flights from Peoria to Ontario via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Peoria to Ontario?

Cheapflights simply makes it quick and affordable to book flights from Peoria to Ontario by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Peoria to Ontario with no change fees?

Yes! Cheapflights helps users easily find flights from Peoria to Ontario with no change fees.

Can Cheapflights notify me if prices for flights from Peoria to Ontario become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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