HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Peoria

$114+ Cheap flights from Las Vegas to Peoria, IL (LAS - 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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — PIA
ago. 19 — ago. 261
mar. 8/19
mar. 8/26
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Las Vegas to Peoria with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Las Vegas to Peoria

Discover tips and strategies to find the most affordable flight options for your journey from Las Vegas (LAS) to Peoria (PIA). 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 agosto 14, 2025.

Round-trip from

$399
(United Airlines)

One-way from

$114
(Kiwi.com)

Popular in

December

Cheapest in

November

Average price

$268
From Las Vegas Harry Reid Intl to Greater Peoria
Search Deals
One-way flight from Las Vegas Harry Reid Intl to Greater Peoria
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($10 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from Las Vegas to Peoria

Cheapest flights from Las Vegas to Peoria
Explore the most affordable flight options available from Las Vegas to Peoria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 14, 2025.

This Kiwi.com deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/227:30 amLAS - PIA
Nonstop3h 19mAllegiant Air
vie. 8/2912:19 pmPIA - LAS
Nonstop3h 39mAllegiant Air
Deal found 8/13$246
This Kiwi.com deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/216:35 amLAS - PIA
Nonstop3h 12mAllegiant Air
lun. 11/2412:37 pmPIA - LAS
Nonstop3h 38mAllegiant Air
Deal found 8/12$252
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/2011:59 pmLAS - PIA
1 stop8h 17mUnited Airlines
lun. 11/243:30 pmPIA - LAS
1 stop8h 19mUnited Airlines
Deal found 8/12$269
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/2111:59 pmLAS - PIA
1 stop8h 17mUnited Airlines
lun. 11/245:18 pmPIA - LAS
1 stop6h 31mUnited Airlines
Deal found 8/12$288
This Kiwi.com deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/296:10 amLAS - PIA
Nonstop3h 19mMultiple Airlines
dom. 8/319:23 pmPIA - LAS
1 stop11h 21mMultiple Airlines
Deal found 8/12$296
This Kiwi.com deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/227:30 amLAS - PIA
Nonstop3h 19mMultiple Airlines
vie. 8/298:35 pmPIA - LAS
2 stops24h 29mMultiple Airlines
Deal found 8/13$315
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/2711:20 amLAS - PIA
1 stop7h 52mUnited Airlines
dom. 8/3110:49 amPIA - LAS
1 stop5h 58mUnited Airlines
Deal found 8/12$319
This Kiwi.com deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/207:23 pmLAS - PIA
1 stop17h 20mMultiple Airlines
lun. 11/2412:37 pmPIA - LAS
Nonstop3h 38mMultiple Airlines
Deal found 8/12$321
This American Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/2711:58 amLAS - PIA
2 stops9h 18mAmerican Airlines
dom. 8/316:00 amPIA - LAS
2 stops7h 57mAmerican Airlines
Deal found 8/12$329

Cheapflights Fare Finder

 
Customize your flight search to find flights from Las Vegas to Peoria 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 2,558,603 searches. Data last updated agosto 14, 2025.
Use the filters below to find and compare flights from Las Vegas to Peoria that are best for you.

Fly from

Las Vegas

Fly to

Peoria

Route

Depart

Return

Price

Las VegasPeoria

LAS - PIA

LASPIA

Las Vegas Harry Reid Intl

vie. 8/22

7:30 am-12:49 pm

Nonstop3h 19m

Greater Peoria

vie. 8/29

12:19 pm-1:58 pm

Nonstop3h 39m

$246

Las VegasPeoria

LAS - PIA

LASPIA

Las Vegas Harry Reid Intl

vie. 8/29

6:10 am-11:29 am

Nonstop3h 19m

Greater Peoria

dom. 8/31

9:23 pm-6:44 am

1 stop11h 21m

$296

Las VegasPeoria

LAS - PIA

LASPIA

Las Vegas Harry Reid Intl

vie. 8/22

7:30 am-12:49 pm

Nonstop3h 19m

Greater Peoria

vie. 8/29

8:35 pm-7:04 pm

2 stops24h 29m

$315

Las VegasPeoria

LAS - PIA

LASPIA

Las Vegas Harry Reid Intl

mié. 8/27

11:20 am-9:12 pm

1 stop7h 52m

Greater Peoria

dom. 8/31

10:49 am-2:47 pm

1 stop5h 58m

$319

Las VegasPeoria

LAS - PIA

LASPIA

Las Vegas Harry Reid Intl

vie. 8/29

2:36 pm-10:15 pm

1 stop5h 39m

Greater Peoria

dom. 8/31

8:10 am-1:24 pm

1 stop7h 14m

$319

Las VegasPeoria

LAS - PIA

LASPIA

Las Vegas Harry Reid Intl

mié. 8/27

11:58 am-11:16 pm

2 stops9h 18m

Greater Peoria

dom. 8/31

6:00 am-11:57 am

2 stops7h 57m

$329

Las VegasPeoria

LAS - PIA

LASPIA

Las Vegas Harry Reid Intl

vie. 8/29

12:48 pm-11:22 pm

1 stop8h 34m

Greater Peoria

dom. 8/31

6:00 am-11:57 am

2 stops7h 57m

$396

Las VegasPeoria

LAS - PIA

LASPIA

Las Vegas Harry Reid Intl

lun. 9/15

7:00 am-12:20 pm

Nonstop3h 20m

$114

Las VegasPeoria

LAS - PIA

LASPIA

Las Vegas Harry Reid Intl

lun. 10/13

10:24 pm-11:50 am

1 stop11h 26m

$209

Las VegasPeoria

LAS - PIA

LASPIA

Las Vegas Harry Reid Intl

lun. 9/15

11:04 pm-9:57 am

3 stops56h 53m

$239

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Showing 1-10 of 12 results
1
2

Best time to book a flight from Las Vegas to Peoria

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

What is the cheapest month to book a flight from Las Vegas to Peoria, Illinois?

Currently, August is the cheapest month in which you can book a flight from Las Vegas to Peoria, Illinois (average of $318). Flying from Las Vegas to Peoria, Illinois in October is currently the most expensive (average of $421). 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.

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

Find hourly flight availability from Las Vegas to Peoria. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated agosto 14, 2025.

When flying from Las Vegas to Peoria, Illinois, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 52% versus a flight in the evening.

Reviews of airlines servicing Peoria

Get insights into the airlines that provide service to Peoria. 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 Peoria. Reviews last updated agosto 14, 2025.
See what other customers who have flown with United Airlines, American Airlines, and Allegiant Air from Las Vegas to Peoria have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,916 reviews

Comfort

7.3

Entertainment

7.1

Crew

8.1

Food

6.6

Boarding

7.7

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,916 reviews
United Airlines
7.4
Good
8,916 reviews

Comfort

7.3

Entertainment

7.1

Crew

8.1

Food

6.6

Boarding

7.7

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,916 reviews

Comfort

7.3

Entertainment

7.1

Crew

8.1

Food

6.6

Boarding

7.7

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
Allegiant Air
7.2
Good
701 reviews
United Airlines
7.4
Good
8,916 reviews

Comfort

7.3

Entertainment

7.1

Crew

8.1

Food

6.6

Boarding

7.7

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

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

  • How popular is this Las Vegas to Peoria, Illinois flight route?

    This flight path from Las Vegas Harry Reid Intl to Greater Peoria was viewed by 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    Allegiant Air, at $128, was found to be the cheapest airline from Las Vegas to Peoria, Illinois.Alternate airlines to your destination round-trip include American Airlines and United Airlines. You may be able to fly from Las Vegas to Peoria, Illinois for 54% less than the average price by searching for these airlines.

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

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

  • How can I find direct flights from Las Vegas to Peoria?

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

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

    Yes. Cheapflights offers flight deals from Las Vegas 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.

  • What is the cheapest month to book a flight from Las Vegas to Peoria, Illinois?

    Currently, August is the cheapest month in which you can book a flight from Las Vegas to Peoria, Illinois (average of $318). Flying from Las Vegas to Peoria, Illinois in October is currently the most expensive (average of $421). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 3 airlines flying from Las Vegas to Peoria

Discover the top 3 airlines that operate flights from Las Vegas to Peoria. 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 2,558,603 searches. Data last updated agosto 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$128Average$179FlexibilityNo cancel feeOn-time88%
American AirlinesCheapest$238Average$323FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$268Average$367FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.