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Cheap flights from Las Vegas to Decatur from $374

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Las Vegas to Decatur departing on 3/10. 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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0 bags

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Find the cheapest flights from Las Vegas to Decatur

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
11:59 pm - 8:52 am
LAS
-
DEC
6h 53m
1 stop
United Airlines Logo
9:52 am - 10:13 pm
DEC
-
LAS
14h 21m
2 stops
$374United Airlines
Tue, Mar 10 - Thu, Apr 9
United Airlines Logo
6:00 am - 5:53 pm
LAS
-
DEC
9h 53m
2 stops
United Airlines Logo
9:52 am - 10:13 pm
DEC
-
LAS
14h 21m
2 stops
$379United Airlines
Tue, Mar 10 - Thu, Apr 9
United Airlines Logo
11:59 pm - 8:52 am
LAS
-
DEC
6h 53m
1 stop
United Airlines Logo
9:52 am - 3:19 pm
DEC
-
LAS
7h 27m
1 stop
$415United Airlines
Tue, Mar 10 - Thu, Apr 9

United Airlines flights from Las Vegas to Decatur, Illinois

Our best United Airlines deals on Las Vegas to Decatur, Illinois flight tickets
United Airlines
Mar 10
LAS11:59 pmLas Vegas Harry Reid Intl
6h 53m
1 stop
DEC8:52 amDecatur Arpt
Apr 9
DEC9:52 amDecatur Arpt
14h 21m
2 stops
LAS10:13 pmLas Vegas Harry Reid Intl
$374
United Airlines
Mar 10
LAS6:00 amLas Vegas Harry Reid Intl
9h 53m
2 stops
DEC5:53 pmDecatur Arpt
Apr 9
DEC9:52 amDecatur Arpt
14h 21m
2 stops
LAS10:13 pmLas Vegas Harry Reid Intl
$379
United Airlines
Mar 10
LAS11:59 pmLas Vegas Harry Reid Intl
6h 53m
1 stop
DEC8:52 amDecatur Arpt
Apr 9
DEC9:52 amDecatur Arpt
7h 27m
1 stop
LAS3:19 pmLas Vegas Harry Reid Intl
$415

momondo Fare Finder

 
Customize your flight search to find flights from Las Vegas to Decatur, Illinois 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 February 4, 2026.
Use the filters below to find and compare flights from Las Vegas to Decatur, Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Las VegasDecatur

LAS - DEC

LASDEC

Las Vegas Harry Reid Intl

Tue 3/10

11:59 pm-8:52 am

1 stop6h 53m

Decatur Arpt

Thu 4/9

9:52 am-10:13 pm

2 stops14h 21m

$374

Las VegasDecatur

LAS - DEC

LASDEC

Las Vegas Harry Reid Intl

Tue 3/10

6:00 am-5:53 pm

2 stops9h 53m

Decatur Arpt

Thu 4/9

9:52 am-10:13 pm

2 stops14h 21m

$379

Las VegasDecatur

LAS - DEC

LASDEC

Las Vegas Harry Reid Intl

Tue 3/10

11:59 pm-8:52 am

1 stop6h 53m

Decatur Arpt

Thu 4/9

9:52 am-3:19 pm

1 stop7h 27m

$415

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Decatur from

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

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 airlines fly to Decatur, Illinois?

American Airlines, Allegiant Air and United Airlines are the top three most popular airlines that fly to Decatur, Illinois from Las Vegas according to our data. American Airlines is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Decatur, Illinois. Keep in mind that there are 3 different airlines that fly to Decatur, Illinois on a routine basis, so you have a few additional options to choose from.

When to book flights from Las Vegas to Decatur, Illinois

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

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

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

Fastest flight time

6h 53m

Direct flights

None
The fastest flight from Las Vegas to Decatur, Illinois takes 6h 53m
There are no direct flights from Las Vegas to Decatur, Illinois. There are no popular flight routes from Las Vegas to Decatur, Illinois.
Search flight deals

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

    Decatur Arpt is 1441.3 mi away from Las Vegas Harry Reid Intl. Typically, this will take 6h 53m by plane in normal conditions.

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

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

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

  • What documentation or ID do you need to fly to Decatur Arpt Airport?

    The travel and health documents you'll need for your trip to Decatur Arpt 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 Decatur Arpt Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Decatur?

Book flights to Decatur if you plan to visit one of these locations
Effingham
Mattoon
Forsyth

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Decatur from Las Vegas.

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

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

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

momondo helps you find the best flight between Las Vegas and Decatur by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Las Vegas to Decatur flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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