PIA - ONT

$210 Find Cheap Flights from Peoria to Ontario - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$210
Typical prices: $490-$778
Multiple Airlines
Wed 1/10Sat 1/13
PIA - ONT • 1 stop
Cheapest one-way
$394
Typical prices: $349-$463
American Airlines
Fri 12/28
PIA - ONT • 1 stop
When to travel
March
Cheapest • 33% price drop
June
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Chicago O'Hare Intl (ORD)
Cheapest • Avg $492 (round-trip)
Denver Intl (DEN)
Shortest trip • 5h 52m (one-way)
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Insights
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Cheap Flights from Peoria to Ontario (PIA-ONT)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Peoria to Ontario

Sun, Jan 10 - Wed, Jan 13
Multiple Airlines Logo
9:29 pm - 8:05 amPIA  Greater Peoria-ONT Ontario
12h 36m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
9:22 pm - 8:36 pmONT  Ontario-PIA Greater Peoria
21h 14m1 stop Las Vegas Harry Reid Intl
$210Multiple Airlines
Sun, Jan 24 - Thu, Jan 28
Multiple Airlines Logo
9:26 pm - 8:05 amPIA  Greater Peoria-ONT Ontario
12h 39m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
9:00 am - 8:36 pmONT  Ontario-PIA Greater Peoria
9h 36m1 stop Las Vegas Harry Reid Intl
$220Multiple Airlines
Sun, Jan 10 - Wed, Jan 13
Multiple Airlines Logo
9:29 pm - 11:30 amPIA  Greater Peoria-ONT Ontario
16h 01m2 stops Las Vegas Harry Reid Intl San Francisco
Multiple Airlines Logo
9:22 pm - 8:36 pmONT  Ontario-PIA Greater Peoria
21h 14m1 stop Las Vegas Harry Reid Intl
$297Multiple Airlines
Wed, Jan 27 - Tue, Feb 2
American Airlines Logo
4:15 pm - 11:13 pmPIA  Greater Peoria-ONT Ontario
8h 58m1 stop Dallas/Fort Worth
American Airlines Logo
10:38 am - 9:36 pmONT  Ontario-PIA Greater Peoria
8h 58m1 stop Dallas/Fort Worth
$399American Airlines
Wed, Jan 27 - Tue, Feb 2
United Airlines Logo
10:40 am - 8:01 pmPIA  Greater Peoria-ONT Ontario
11h 21m2 stops Chicago O'Hare Intl San Francisco
United Airlines Logo
1:42 pm - 9:10 pmONT  Ontario-PIA Greater Peoria
5h 28m1 stop Denver Intl
$404United Airlines
Wed, Jan 27 - Tue, Feb 2
United Airlines Logo
8:40 am - 5:35 pmPIA  Greater Peoria-ONT Ontario
10h 55m2 stops Denver Intl San Francisco
United Airlines Logo
5:00 am - 4:59 pmONT  Ontario-PIA Greater Peoria
9h 59m2 stops Denver Intl Chicago O'Hare Intl
$409United Airlines
Sun, Jan 24 - Thu, Jan 28
Multiple Airlines Logo
9:26 pm - 12:14 amPIA  Greater Peoria-ONT Ontario
28h 48m2 stops Las Vegas Harry Reid Intl Denver Intl
Multiple Airlines Logo
9:00 am - 8:36 pmONT  Ontario-PIA Greater Peoria
9h 36m1 stop Las Vegas Harry Reid Intl
$428Multiple Airlines
Fri, Dec 25 - Mon, Dec 28
American Airlines Logo
11:22 am - 7:09 pmPIA  Greater Peoria-ONT Ontario
9h 47m1 stop Chicago O'Hare Intl
American Airlines Logo
11:59 pm - 10:42 amONT  Ontario-PIA Greater Peoria
8h 43m1 stop Dallas/Fort Worth
$479American Airlines
Fri, Mar 5 - Mon, Mar 8
American Airlines Logo
6:00 am - 11:59 amPIA  Greater Peoria-ONT Ontario
7h 59m1 stop Dallas/Fort Worth
American Airlines Logo
11:59 pm - 10:34 amONT  Ontario-PIA Greater Peoria
8h 35m1 stop Dallas/Fort Worth
$489American Airlines
Tue, Apr 13 - Tue, Apr 20
United Airlines Logo
5:20 pm - 10:31 pmPIA  Greater Peoria-ONT Ontario
7h 11m1 stop Chicago O'Hare Intl
United Airlines Logo
1:00 pm - 8:47 pmONT  Ontario-PIA Greater Peoria
5h 47m1 stop Denver Intl
$519United Airlines
Booking Insights

Price, demand and travel trends for Peoria to Ontario flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

Which airline is the cheapest to fly from Peoria to Ontario?

American Airlines ($399) and United Airlines ($404) are the cheapest airlines to fly round-trip from Peoria to Ontario according to KAYAK data over the last 5 days.

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Key details for Peoria to Ontario flights

Low season

January

Cheapest flight

$210
Beat the crowds with an average 87% drop in travelers.
The most popular month to fly with an average 47% increase in travelers.
Round-trip flight from Peoria to Ontario

When to book flights from Peoria to Ontario

Are your dates flexible? Find out the best times to travel from Peoria to Ontario based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Peoria to Ontario flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Peoria to Ontario?

    Only Economy Class is available on flights from Peoria to Ontario.

  • How long is a flight from Peoria to Ontario?

    There are currently no nonstop flights available from Peoria to Ontario. Flights with 1 layover take between 5h 52m and 7h 47m in total, depending on the connection.

  • Do I need a passport to fly from Peoria to Ontario?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • How much should I expect to pay for a Peoria to Ontario flight?

    Round-trip flights from Peoria to Ontario range from $490 to $778, with an average of $581 over the past 12 months. Anything below $490 counts as a good deal.

  • How are flight prices from Peoria to Ontario looking right now?

    One-way fares from Peoria to Ontario are currently higher than usual. Average one-way flight prices are about $644, which is 64% above the typical average for this route.

  • What car rental options are available at Ontario Airport (ONT)?

    Ontario Airport (ONT) hosts 5 major car rental companies, with daily rates averaging $60 for economy cars. Top options include:

    • Fox
    • Europcar
    • Thrifty
    • Alamo
    • Dollar

  • Which airports can I use when flying from Peoria to Ontario?

    Flights from Peoria to Ontario usually depart from Greater Peoria (PIA) and arrive at Ontario (ONT).

  • Which airports do connecting flights from Peoria to Ontario pass through?

    One-stop flights from Peoria to Ontario most commonly connect through:

    • Dallas/Fort Worth (DFW) - 73% of one-stop connections
    • Chicago O'Hare Intl (ORD) - 20% of one-stop connections
    • Denver Intl (DEN) - 7% of one-stop connections

  • Can I save money by using flexible dates for flights from Peoria to Ontario?

    Yes. Flexible dates can save you up to 57% on flights from Peoria to Ontario. Saturday is the cheapest departure day at $448 round-trip on average, while Monday is the most expensive at $1,034, a difference of $586.

    Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • How much time can I save by choosing a different layover airport from Peoria to Ontario?

    Flying via Denver Intl (DEN) gives the shortest average 1-stop total travel time at 5h 52m, compared with 7h 20m via Dallas/Fort Worth (DFW) and 7h 47m via Chicago O'Hare Intl (ORD).

  • What is the time difference between Peoria and Ontario?

    Ontario is 2 hours behind Peoria (Pacific Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Ontario?

    Some of the most popular sights in Ontario are Ontario Convention Center and Cucamonga-Guasti Regional Park. These are among the most viewed places in Ontario on KAYAK.

Your guide to booking Peoria to Ontario flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Saturday departure and avoid flying on Monday. On this route, Saturday flights average $448, about $586 less than Monday fares (57% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Peoria to Ontario trip for March. Fares historically average $388 round-trip in that month - typically $646 less than the most expensive month, which is July (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Ontario Airport.

    • Ontario Airport Inn
    • Azure Hotel & Suites, Trademark Collection by Wyndham
    • Holiday Inn Ontario Airport By IHG

More options for your flight from Peoria to Ontario

Complete your trip to Ontario with a hotel stay or car rental

Car rentals in Ontario
Hotels in Ontario
Vacations in Ontario