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Cheap flights from Peoria, Illinois to Las Vegas from $81

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Peoria, Illinois to Las Vegas departing on 8/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Peoria, Illinois to Las Vegas

Cheap round-trip flights

Enter your travel dates to find the best prices.
Allegiant Air Logo
5:14 pm - 6:45 pm
PIA
-
LAS
3h 31mnonstop
Allegiant Air Logo
1:24 pm - 6:43 pm
LAS
-
PIA
3h 19mnonstop
$164Allegiant Air
Mon, Sep 14 - Thu, Sep 17
Allegiant Air Logo
5:14 pm - 6:45 pm
PIA
-
LAS
3h 31mnonstop
Allegiant Air Logo
1:24 pm - 6:43 pm
LAS
-
PIA
3h 19mnonstop
$171Allegiant Air
Mon, Sep 14 - Thu, Sep 17
Allegiant Air Logo
12:45 pm - 2:25 pm
PIA
-
LAS
3h 40mnonstop
Allegiant Air Logo
1:14 pm - 6:29 pm
LAS
-
PIA
3h 15mnonstop
$175Allegiant Air
Fri, Aug 14 - Fri, Aug 21
Allegiant Air Logo
12:45 pm - 2:25 pm
PIA
-
LAS
3h 40mnonstop
Allegiant Air Logo
1:14 pm - 6:29 pm
LAS
-
PIA
3h 15mnonstop
$183Allegiant Air
Fri, Aug 14 - Fri, Aug 21
Allegiant Air Logo
12:49 pm - 2:22 pm
PIA
-
LAS
3h 33mnonstop
Allegiant Air Logo
6:40 am - 11:59 am
LAS
-
PIA
3h 19mnonstop
$188Allegiant Air
Fri, Jul 24 - Fri, Jul 31
Allegiant Air Logo
12:45 pm - 2:25 pm
PIA
-
LAS
3h 40mnonstop
Allegiant Air Logo
1:14 pm - 6:29 pm
LAS
-
PIA
3h 15mnonstop
$192Allegiant Air
Fri, Aug 14 - Fri, Aug 21
Allegiant Air Logo
12:49 pm - 2:22 pm
PIA
-
LAS
3h 33mnonstop
Allegiant Air Logo
6:40 am - 11:59 am
LAS
-
PIA
3h 19mnonstop
$196Allegiant Air
Mon, Jul 13 - Fri, Jul 17
Allegiant Air Logo
12:49 pm - 2:22 pm
PIA
-
LAS
3h 33mnonstop
Allegiant Air Logo
6:40 am - 11:59 am
LAS
-
PIA
3h 19mnonstop
$216Allegiant Air
Mon, Jul 27 - Fri, Jul 31
Allegiant Air Logo
12:45 pm - 2:25 pm
PIA
-
LAS
3h 40mnonstop
Allegiant Air Logo
6:35 am - 11:55 am
LAS
-
PIA
3h 20mnonstop
$217Allegiant Air
Fri, Aug 7 - Mon, Aug 10
Allegiant Air Logo
12:45 pm - 2:25 pm
PIA
-
LAS
3h 40mnonstop
Allegiant Air Logo
6:35 am - 11:55 am
LAS
-
PIA
3h 20mnonstop
$219Allegiant Air
Fri, Aug 7 - Mon, Aug 10

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Allegiant Air flights from Peoria, Illinois to Las Vegas

Our best Allegiant Air deals on Peoria, Illinois to Las Vegas flight tickets
Allegiant Air
Sep 14
PIA5:14 pmGreater Peoria
3h 31m
LAS6:45 pmLas Vegas Harry Reid Intl
Sep 17
LAS1:24 pmLas Vegas Harry Reid Intl
3h 19m
PIA6:43 pmGreater Peoria
$164
Allegiant Air
Sep 14
PIA5:14 pmGreater Peoria
3h 31m
LAS6:45 pmLas Vegas Harry Reid Intl
Sep 17
LAS1:24 pmLas Vegas Harry Reid Intl
3h 19m
PIA6:43 pmGreater Peoria
$171
Allegiant Air
Sep 14
PIA5:14 pmGreater Peoria
3h 31m
LAS6:45 pmLas Vegas Harry Reid Intl
Sep 17
LAS1:24 pmLas Vegas Harry Reid Intl
3h 19m
PIA6:43 pmGreater Peoria
$173

American Airlines flights from Peoria, Illinois to Las Vegas

Our best American Airlines deals on Peoria, Illinois to Las Vegas flight tickets
American Airlines
Sep 19
PIA12:17 pmGreater Peoria
7h 54m
1 stop
LAS6:11 pmLas Vegas Harry Reid Intl
Sep 23
LAS2:01 pmLas Vegas Harry Reid Intl
7h 14m
1 stop
PIA11:15 pmGreater Peoria
$299
American Airlines
Jul 3
PIA6:58 pmGreater Peoria
6h 56m
1 stop
LAS11:54 pmLas Vegas Harry Reid Intl
Jul 6
LAS11:45 pmLas Vegas Harry Reid Intl
7h 32m
1 stop
PIA9:17 amGreater Peoria
$314
American Airlines
Jul 24
PIA6:58 pmGreater Peoria
6h 56m
1 stop
LAS11:54 pmLas Vegas Harry Reid Intl
Jul 27
LAS11:45 pmLas Vegas Harry Reid Intl
7h 32m
1 stop
PIA9:17 amGreater Peoria
$329

momondo Fare Finder

 
Customize your flight search to find flights from Peoria, Illinois to Las Vegas 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, momondo users made 832,500 searches. Data last updated June 15, 2026.
Use the filters below to find and compare flights from Peoria, Illinois to Las Vegas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

PeoriaLas Vegas

PIA - LAS

PIALAS

Greater Peoria

Mon 9/14

5:14 pm-6:45 pm

Nonstop3h 31m

Las Vegas Harry Reid Intl

Thu 9/17

1:24 pm-6:43 pm

Nonstop3h 19m

$164

PeoriaLas Vegas

PIA - LAS

PIALAS

Greater Peoria

Mon 9/14

5:14 pm-6:45 pm

Nonstop3h 31m

Las Vegas Harry Reid Intl

Thu 9/17

1:24 pm-6:43 pm

Nonstop3h 19m

$171

PeoriaLas Vegas

PIA - LAS

PIALAS

Greater Peoria

Fri 8/14

12:45 pm-2:25 pm

Nonstop3h 40m

Las Vegas Harry Reid Intl

Fri 8/21

1:14 pm-6:29 pm

Nonstop3h 15m

$175

PeoriaLas Vegas

PIA - LAS

PIALAS

Greater Peoria

Fri 8/14

12:45 pm-2:25 pm

Nonstop3h 40m

Las Vegas Harry Reid Intl

Fri 8/21

1:14 pm-6:29 pm

Nonstop3h 15m

$183

PeoriaLas Vegas

PIA - LAS

PIALAS

Greater Peoria

Fri 7/24

12:49 pm-2:22 pm

Nonstop3h 33m

Las Vegas Harry Reid Intl

Fri 7/31

6:40 am-11:59 am

Nonstop3h 19m

$188

PeoriaLas Vegas

PIA - LAS

PIALAS

Greater Peoria

Fri 8/14

12:45 pm-2:25 pm

Nonstop3h 40m

Las Vegas Harry Reid Intl

Fri 8/21

1:14 pm-6:29 pm

Nonstop3h 15m

$192

PeoriaLas Vegas

PIA - LAS

PIALAS

Greater Peoria

Mon 7/13

12:49 pm-2:22 pm

Nonstop3h 33m

Las Vegas Harry Reid Intl

Fri 7/17

6:40 am-11:59 am

Nonstop3h 19m

$196

PeoriaLas Vegas

PIA - LAS

PIALAS

Greater Peoria

Mon 7/27

12:49 pm-2:22 pm

Nonstop3h 33m

Las Vegas Harry Reid Intl

Fri 7/31

6:40 am-11:59 am

Nonstop3h 19m

$216

PeoriaLas Vegas

PIA - LAS

PIALAS

Greater Peoria

Fri 8/7

12:45 pm-2:25 pm

Nonstop3h 40m

Las Vegas Harry Reid Intl

Mon 8/10

6:35 am-11:55 am

Nonstop3h 20m

$217

PeoriaLas Vegas

PIA - LAS

PIALAS

Greater Peoria

Fri 8/7

12:45 pm-2:25 pm

Nonstop3h 40m

Las Vegas Harry Reid Intl

Mon 8/10

6:35 am-11:55 am

Nonstop3h 20m

$219

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Las Vegas from

How to get the cheapest flight ticket from Peoria, Illinois to Las Vegas

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Peoria, Illinois and Las Vegas?

What is the cheapest month to fly to Las Vegas?

The month of August is, on average, the cheapest month to fly to Las Vegas from Peoria, Illinois, with most prices found around $268. The month of December is another great option to travel to Las Vegas, with average flight prices from Peoria, Illinois averaging around $293.

What is the cheapest day to depart on your flight to Las Vegas?

Our data shows that Wednesday is the least expensive day to fly to Las Vegas. Tickets to fly out on this day can be as low as $200. Flights from Peoria, Illinois to Las Vegas on a Friday will generally be more expensive and average around $344. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Las Vegas?

The cheapest time of day to fly to Las Vegas is in the evening when flights can be purchased for as low as $236. Flights to Las Vegas are more costly in the afternoon, with an average ticket price of $330. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Greater Peoria to Las Vegas Harry Reid Intl flight route?

Fly from Greater Peoria to Las Vegas Harry Reid Intl for the best Greater Peoria - Las Vegas Harry Reid Intl flight prices

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

You are more likely to see cheaper flights to Las Vegas from Peoria, Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Las Vegas for around $331 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Las Vegas from Peoria, Illinois for as low as $282 on momondo.

What cabin class options are available on Peoria, Illinois to Las Vegas flights?

There is only 1 cabin class available to choose from on Peoria, Illinois to Las Vegas flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Peoria, Illinois to Las Vegas flights?

No. A direct flight is the cheapest option for a flight between Peoria, Illinois to Las Vegas.

How have Peoria, Illinois to Las Vegas flight prices changed over time?

As of June 2026, prices for Peoria, Illinois to Las Vegas flights are approximately 84% more expensive when compared to flights at the same time last year.

When to book flights from Peoria, Illinois to Las Vegas

Are you open to changing your travel dates? Check out the ideal times to fly from Peoria, Illinois to Las Vegas according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Peoria, Illinois to Las Vegas (PIA to LAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Peoria, Illinois to Las Vegas

Best Price Found

$224

Fastest flight time

3h 30m

Direct flights

Mon, Tue, Fri and Sat

Airports in Las Vegas

1 airport
The best one-way flight to Las Vegas from Peoria, Illinois in the past 72 hours is $224. The best round-trip flight deal from Peoria, Illinois to Las Vegas found on momondo in the last 72 hours is $254.
The fastest flight from Peoria, Illinois to Las Vegas takes 3h 30m
Direct flights go from Peoria, Illinois to Las Vegas on Monday, Tuesday, Friday and Saturday. The only airline offering direct flights is Allegiant Air.
There is 1 airport in Las Vegas. From Peoria, Illinois there are direct flights to Las Vegas Harry Reid Intl (LAS).
Search flight deals

Frequently asked questions about flying from Peoria, Illinois to Las Vegas

  • How far is Greater Peoria to Las Vegas Harry Reid Intl by plane?

    Las Vegas Harry Reid Intl is 1411.2 mi away from Greater Peoria. By plane, this route typically takes 3h 30m.

  • When did momondo last update prices for flights from Greater Peoria Airport to Las Vegas Harry Reid Intl Airport?

    Prices for flights from Greater Peoria Airport to Las Vegas Harry Reid Intl Airport are updated daily.

  • How many operators does momondo search for flights from Greater Peoria Airport to Las Vegas Harry Reid Intl Airport?

  • How old do you have to be to fly from Greater Peoria Airport to Las Vegas Harry Reid Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Greater Peoria Airport to Las Vegas Harry Reid Intl Airport.

  • What documentation or ID do you need to fly to Las Vegas Harry Reid Intl Airport?

    The necessary travel and health documents for your Las Vegas Harry Reid Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Peoria, Illinois to Las Vegas?

  • What is the most popular airline from Peoria, Illinois to Las Vegas?

Best airlines flying from Peoria, Illinois to Las Vegas

Compare and see reviews for airlines that fly from Peoria, Illinois to Las Vegas with momondo
Airline
Rating
Free Cancellation
Price
Allegiant AirPriceFrom $142Free CancellationRating
7.3
694 reviews
Search Allegiant Air flights
American AirlinesPriceFrom $258Free CancellationRating
7.1
11,667 reviews
Search American Airlines flights
United AirlinesPriceFrom $259Free CancellationRating
7.4
9,843 reviews
Search United Airlines flights

  • Allegiant Air Flights From Peoria, Illinois to Las Vegas

    Allegiant Air flies from Peoria, Illinois to Las Vegas around 2 times per week, with 694 momondo users rating the airline 7.3/10. The cheapest Allegiant Air deal from Peoria, Illinois to Las Vegas in the last 72 hours was $142 (round-trip), much lower than the average airfare cost of $300 for Allegiant Air flights on this route.

Traveling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Laughlin
Mount Charleston
Paradise
Henderson
North Las Vegas
Kingman
Mesquite
Sunrise Manor
Pahrump
Furnace Creek
Primm
Boulder City
Winchester
Needles

Why use momondo?

Why should I use momondo to find a flight deal from Peoria to Las Vegas?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Peoria to Las Vegas. momondo saves you time and could save you money on your trip.

Can I find flights from Peoria to Las Vegas with flexible booking policies on momondo?

All flight searches from Peoria to Las Vegas on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Peoria to Las Vegas?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Peoria to Las Vegas.

I’m not ready to book a flight from Peoria to Las Vegas right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Las Vegas, momondo offers a useful price alert feature which will track prices for flights to Las Vegas from Peoria and alert you when they change.

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