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Cheap flights from Decatur, Illinois to Las Vegas from $314

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Decatur, Illinois to Las Vegas departing on 5/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Decatur, Illinois to Las Vegas

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
7:25 pm - 11:59 pm
DEC
-
LAS
6h 34m
1 stop
United Airlines Logo
11:52 pm - 12:54 pm
LAS
-
DEC
11h 02m
2 stops
$314United Airlines
Fri, May 1 - Fri, May 8
United Airlines Logo
9:52 am - 8:58 pm
DEC
-
LAS
13h 06m
2 stops
United Airlines Logo
10:40 pm - 12:54 pm
LAS
-
DEC
12h 14m
2 stops
$319United Airlines
Wed, Apr 15 - Mon, Apr 20
United Airlines Logo
9:52 am - 8:12 pm
DEC
-
LAS
12h 20m
2 stops
United Airlines Logo
7:04 pm - 12:54 pm
LAS
-
DEC
15h 50m
3 stops
$405United Airlines
Wed, Apr 15 - Mon, Apr 20
United Airlines Logo
9:42 am - 8:44 pm
DEC
-
LAS
13h 02m
3 stops
United Airlines Logo
7:07 pm - 12:54 pm
LAS
-
DEC
15h 47m
3 stops
$410United Airlines
Fri, May 1 - Fri, May 8
United Airlines Logo
7:05 pm - 9:54 pm
DEC
-
LAS
28h 49m
1 stop
United Airlines Logo
12:25 am - 8:57 am
LAS
-
DEC
6h 32m
1 stop
$438United Airlines
Fri, May 22 - Sun, May 24
United Airlines Logo
7:25 pm - 11:59 pm
DEC
-
LAS
6h 34m
1 stop
United Airlines Logo
11:22 pm - 12:54 pm
LAS
-
DEC
11h 32m
1 stop
$439United Airlines
Fri, May 1 - Fri, May 8
United Airlines Logo
7:05 pm - 9:07 am
DEC
-
LAS
16h 02m
2 stops
United Airlines Logo
12:25 am - 8:57 am
LAS
-
DEC
6h 32m
1 stop
$448United Airlines
Fri, May 22 - Sun, May 24
United Airlines Logo
9:52 am - 8:12 pm
DEC
-
LAS
12h 20m
2 stops
United Airlines Logo
11:22 pm - 12:54 pm
LAS
-
DEC
11h 32m
1 stop
$449United Airlines
Wed, Apr 15 - Mon, Apr 20
United Airlines Logo
7:05 pm - 8:21 pm
DEC
-
LAS
27h 16m
3 stops
United Airlines Logo
12:25 am - 8:57 am
LAS
-
DEC
6h 32m
1 stop
$453United Airlines
Fri, May 22 - Sun, May 24
United Airlines Logo
7:37 pm - 6:27 pm
DEC
-
LAS
24h 50m
1 stop
United Airlines Logo
11:59 pm - 8:58 am
LAS
-
DEC
6h 59m
1 stop
$479United Airlines
Sat, Apr 11 - Wed, Apr 15

United Airlines flights from Decatur, Illinois to Las Vegas

Our best United Airlines deals on Decatur, Illinois to Las Vegas flight tickets
United Airlines
May 1
DEC7:25 pmDecatur Arpt
6h 34m
1 stop
LAS11:59 pmLas Vegas Harry Reid Intl
May 8
LAS11:52 pmLas Vegas Harry Reid Intl
11h 02m
2 stops
DEC12:54 pmDecatur Arpt
$314
United Airlines
Apr 15
DEC9:52 amDecatur Arpt
13h 06m
2 stops
LAS8:58 pmLas Vegas Harry Reid Intl
Apr 20
LAS10:40 pmLas Vegas Harry Reid Intl
12h 14m
2 stops
DEC12:54 pmDecatur Arpt
$319
United Airlines
Jun 17
DEC7:05 pmDecatur Arpt
6h 48m
1 stop
LAS11:53 pmLas Vegas Harry Reid Intl
Jun 20
LAS12:36 amLas Vegas Harry Reid Intl
6h 21m
1 stop
DEC8:57 amDecatur Arpt
$337

momondo Fare Finder

 
Customize your flight search to find flights from Decatur, 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 March 10, 2026.
Use the filters below to find and compare flights from Decatur, Illinois to Las Vegas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

DecaturLas Vegas

DEC - LAS

DECLAS

Decatur Arpt

Fri 5/1

7:25 pm-11:59 pm

1 stop6h 34m

Las Vegas Harry Reid Intl

Fri 5/8

11:52 pm-12:54 pm

2 stops11h 02m

$314

DecaturLas Vegas

DEC - LAS

DECLAS

Decatur Arpt

Wed 4/15

9:52 am-8:58 pm

2 stops13h 06m

Las Vegas Harry Reid Intl

Mon 4/20

10:40 pm-12:54 pm

2 stops12h 14m

$319

DecaturLas Vegas

DEC - LAS

DECLAS

Decatur Arpt

Wed 4/15

9:52 am-8:12 pm

2 stops12h 20m

Las Vegas Harry Reid Intl

Mon 4/20

7:04 pm-12:54 pm

3 stops15h 50m

$405

DecaturLas Vegas

DEC - LAS

DECLAS

Decatur Arpt

Fri 5/1

9:42 am-8:44 pm

3 stops13h 02m

Las Vegas Harry Reid Intl

Fri 5/8

7:07 pm-12:54 pm

3 stops15h 47m

$410

DecaturLas Vegas

DEC - LAS

DECLAS

Decatur Arpt

Fri 5/22

7:05 pm-9:54 pm

1 stop28h 49m

Las Vegas Harry Reid Intl

Sun 5/24

12:25 am-8:57 am

1 stop6h 32m

$438

DecaturLas Vegas

DEC - LAS

DECLAS

Decatur Arpt

Fri 5/1

7:25 pm-11:59 pm

1 stop6h 34m

Las Vegas Harry Reid Intl

Fri 5/8

11:22 pm-12:54 pm

1 stop11h 32m

$439

DecaturLas Vegas

DEC - LAS

DECLAS

Decatur Arpt

Fri 5/22

7:05 pm-9:07 am

2 stops16h 02m

Las Vegas Harry Reid Intl

Sun 5/24

12:25 am-8:57 am

1 stop6h 32m

$448

DecaturLas Vegas

DEC - LAS

DECLAS

Decatur Arpt

Wed 4/15

9:52 am-8:12 pm

2 stops12h 20m

Las Vegas Harry Reid Intl

Mon 4/20

11:22 pm-12:54 pm

1 stop11h 32m

$449

DecaturLas Vegas

DEC - LAS

DECLAS

Decatur Arpt

Fri 5/22

7:05 pm-8:21 pm

3 stops27h 16m

Las Vegas Harry Reid Intl

Sun 5/24

12:25 am-8:57 am

1 stop6h 32m

$453

DecaturLas Vegas

DEC - LAS

DECLAS

Decatur Arpt

Sat 4/11

7:37 pm-6:27 pm

1 stop24h 50m

Las Vegas Harry Reid Intl

Wed 4/15

11:59 pm-8:58 am

1 stop6h 59m

$479

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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2

See travel insights to Las Vegas from

How to get the cheapest flight ticket from Decatur, 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 cheapest airline that flies from Decatur Arpt to Las Vegas Harry Reid Intl?

United Airlines is the most popular carrier operating from Decatur Arpt to Las Vegas Harry Reid Intl

What airlines fly to Las Vegas?

Allegiant Air, American Airlines and United Airlines are the top three most popular airlines that fly to Las Vegas from Decatur, Illinois according to our data. Allegiant Air is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Las Vegas. Keep in mind that there are 4 different airlines that fly to Las Vegas on a routine basis, so you have a few additional options to choose from.

When to book flights from Decatur, Illinois to Las Vegas

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

Cheap Decatur, Illinois to Las Vegas (DEC to LAS) flight deals and tips

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

Fastest flight time

6h 48m

Direct flights

None
The fastest flight from Decatur, Illinois to Las Vegas takes 6h 48m
There are no direct flights from Decatur, Illinois to Las Vegas. There are no popular flight routes from Decatur, Illinois to Las Vegas.
Search flight deals

  • How far is Decatur Arpt to Las Vegas Harry Reid Intl by plane?

    Decatur Arpt and Las Vegas Harry Reid Intl are 1441.3 mi apart from one another. Flights usually cover this in 6h 48m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Decatur Arpt Airport to Las Vegas Harry Reid Intl Airport were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Decatur Arpt 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 travel and health documents you'll need for your trip to Las Vegas Harry Reid Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Las Vegas Harry Reid Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Decatur, Illinois to Las Vegas

Compare and see reviews for airlines that fly from Decatur, Illinois to Las Vegas with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $264Free CancellationRating
7.4
9,409 reviews
Search United Airlines flights

Traveling to a place near Las Vegas?

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Winchester
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Why use momondo?

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

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

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

momondo does allow users to show only those flights to Las Vegas from Decatur which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Decatur to Las Vegas flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Decatur 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 Decatur and alert you when they change.

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