HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Peoria

$99+ 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 5/18. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — PIA
May 21 — May 281
Thu 5/21
Thu 5/28
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

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 April 21, 2026.

This Kiwi.com deal was found by Cheapflights users on 4/16. 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.
Mon 5/187:35 am
LAS
-
PIA
Nonstop3h 08m
Allegiant Air
Fri 5/2912:53 pm
PIA
-
LAS
Nonstop3h 40m
Allegiant Air
Deal found 4/16$201
This Cheapflightsfares deal was found by Cheapflights users on 4/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/256:45 am
LAS
-
PIA
Nonstop3h 18m
Allegiant Air
Fri 5/2912:53 pm
PIA
-
LAS
Nonstop3h 40m
Allegiant Air
Deal found 4/19$227
This American Airlines deal was found by Cheapflights users on 4/18. 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.
Fri 7/33:36 pm
LAS
-
PIA
1 stop6h 23m
American Airlines
Wed 7/812:25 pm
PIA
-
LAS
1 stop8h 17m
American Airlines
Deal found 4/18$299
This American Airlines deal was found by Cheapflights users on 4/19. 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.
Sat 6/133:38 pm
LAS
-
PIA
1 stop6h 18m
American Airlines
Tue 6/164:20 pm
PIA
-
LAS
1 stop8h 13m
American Airlines
Deal found 4/19$324
This Kiwi.com deal was found by Cheapflights users on 4/16. 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.
Mon 5/187:35 am
LAS
-
PIA
Nonstop3h 08m
Multiple Airlines
Fri 5/297:59 pm
PIA
-
LAS
3 stops26h 04m
Multiple Airlines
Deal found 4/16$348
This United Airlines deal was found by Cheapflights users on 4/19. 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.
Sun 5/1711:59 pm
LAS
-
PIA
1 stop8h 05m
United Airlines
Sun 5/241:21 pm
PIA
-
LAS
1 stop6h 36m
United Airlines
Deal found 4/19$349
This Cheapflightsfares deal was found by Cheapflights users on 4/18. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/247:35 am
LAS
-
PIA
Nonstop3h 08m
Allegiant Air
Fri 5/11:33 pm
PIA
-
LAS
Nonstop3h 37m
Allegiant Air
Deal found 4/18$370
This United Airlines deal was found by Cheapflights users on 4/18. 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.
Fri 7/33:57 pm
LAS
-
PIA
1 stop6h 38m
United Airlines
Wed 7/81:21 pm
PIA
-
LAS
2 stops9h 00m
United Airlines
Deal found 4/18$379

Find 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 April 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$201
(Kiwi.com)

One-way from

$99
(Kiwi.com)

Popular in

March

Cheapest in

July

Average price

$314
Provider with most accurate pricing for Las Vegas Harry Reid Intl-Greater Peoria flight deals.
Search Deals
Provider most trusted by Cheapflights users for Las Vegas Harry Reid Intl-Greater Peoria flights.
Search Deals
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. 22% potential increase in price ($96 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

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 April 21, 2026.
Use the filters below to find and compare flights from Las Vegas to Peoria that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Las VegasPeoria

LAS - PIA

LASPIA

Las Vegas Harry Reid Intl

Sat 6/13

5:00 am-3:57 pm

1 stop8h 57m

Greater Peoria

Tue 6/16

4:46 pm-10:40 pm

1 stop7h 54m

$324

Las VegasPeoria

LAS - PIA

LASPIA

Las Vegas Harry Reid Intl

Tue 6/23

12:36 am-10:10 am

1 stop7h 34m

Greater Peoria

Thu 7/16

5:33 pm-11:59 pm

1 stop8h 26m

$324
Quickest round-trip

Las VegasPeoria

LAS - PIA

LASPIA

Las Vegas Harry Reid Intl

Sun 5/17

11:59 pm-10:04 am

1 stop8h 05m

Greater Peoria

Sun 5/24

1:21 pm-5:57 pm

1 stop6h 36m

$349

Las VegasPeoria

LAS - PIA

LASPIA

Las Vegas Harry Reid Intl

Fri 7/3

3:57 pm-12:35 am

1 stop6h 38m

Greater Peoria

Wed 7/8

1:21 pm-8:21 pm

2 stops9h 00m

$379

Las VegasPeoria

LAS - PIA

LASPIA

Las Vegas Harry Reid Intl

Wed 6/24

9:40 pm-7:30 pm

2 stops19h 50m

Greater Peoria

Thu 7/16

8:24 pm-11:16 pm

1 stop28h 52m

$395

Las VegasPeoria

LAS - PIA

LASPIA

Las Vegas Harry Reid Intl

Wed 5/6

9:00 am-6:59 pm

1 stop7h 59m

Greater Peoria

Sat 5/9

6:30 am-1:03 pm

1 stop8h 33m

$464
Cheapest one-way

Las VegasPeoria

LAS - PIA

LASPIA

Las Vegas Harry Reid Intl

Mon 5/25

6:45 am-12:03 pm

Nonstop3h 18m

$119
Quickest one-way

Las VegasPeoria

LAS - PIA

LASPIA

Las Vegas Harry Reid Intl

Fri 5/1

7:35 am-12:43 pm

Nonstop3h 08m

$167

Las VegasPeoria

LAS - PIA

LASPIA

Las Vegas Harry Reid Intl

Tue 6/23

12:36 am-10:10 am

1 stop7h 34m

$334

Las VegasPeoria

LAS - PIA

LASPIA

Las Vegas Harry Reid Intl

Thu 7/2

1:36 pm-9:01 pm

1 stop5h 25m

$334

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/19

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

Compare providers for flights from Las Vegas to Peoria

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Las Vegas to Peoria in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Las Vegas-Peoria, Illinois flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Las Vegas-Peoria, Illinois flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Las Vegas-Peoria, Illinois flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Las Vegas-Peoria, Illinois flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Las Vegas-Peoria, Illinois flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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, July is the cheapest month in which you can book a flight from Las Vegas to Peoria, Illinois (average of $196). Flying from Las Vegas to Peoria, Illinois in March is currently the most expensive (average of $640). 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 April 21, 2026.

When flying from Las Vegas 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.

How much does it cost to fly round-trip from Las Vegas to Peoria, Illinois?

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 April 21, 2026.
See what other customers who have flown with Allegiant Air and American Airlines 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.
Allegiant Air
7.3
Good
706 reviews

Crew

8.1

Entertainment

5.5

Overall

7.3

Comfort

6.9

Food

5.9

Boarding

7.6

Reviews

1 / 20
4.0
Okay

Michael,Feb 2026

PIE - IND

I appreciate the low cost but the seating is ridiculous. So packed it feels dangerous. Actually it was so bad today, I'm going to look for another airline next time I fly.
Allegiant Air
7.3
Good
706 reviews
Allegiant Air
7.3
Good
706 reviews

Crew

8.1

Entertainment

5.5

Overall

7.3

Comfort

6.9

Food

5.9

Boarding

7.6

Reviews

1 / 20
4.0
Okay

Michael,Feb 2026

PIE - IND

I appreciate the low cost but the seating is ridiculous. So packed it feels dangerous. Actually it was so bad today, I'm going to look for another airline next time I fly.
American Airlines
7.1
Good
11,645 reviews
Allegiant Air
7.3
Good
706 reviews

Crew

8.1

Entertainment

5.5

Overall

7.3

Comfort

6.9

Food

5.9

Boarding

7.6

Reviews

1 / 20
4.0
Okay

Michael,Feb 2026

PIE - IND

I appreciate the low cost but the seating is ridiculous. So packed it feels dangerous. Actually it was so bad today, I'm going to look for another airline next time I fly.

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.

  • How long is the flight from Las Vegas to Peoria, Illinois?

    Allegiant Air and American Airlines can get you from Las Vegas to Peoria, Illinois in just under 3h 08m. Your travel time can differ by up to 3h 15m. The distance between Las Vegas and Peoria, Illinois is about 1408 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Allegiant Air, at $138, was found to be the cheapest airline from Las Vegas to Peoria, Illinois. An alternate airline flying to your destination would be American Airlines. You may be able to fly from Las Vegas to Peoria, Illinois for 57% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Las Vegas to Peoria, Illinois one-way?

    The cheapest airline one-way is Allegiant Air, with whom users have recently found tickets for as low as $71. However, be on the lookout for offers from United Airlines and American Airlines, as they are both options that can get you from Las Vegas to Peoria, Illinois for a low price.

  • 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, July is the cheapest month in which you can book a flight from Las Vegas to Peoria, Illinois (average of $196). Flying from Las Vegas to Peoria, Illinois in March is currently the most expensive (average of $640). 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 2 airlines flying from Las Vegas to Peoria

Discover the top 2 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 April 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$138Average$262FlexibilityNo cancel feeOn-time88%
American AirlinesCheapest$238Average$328FlexibilityNo cancel feeOn-time71%

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.