What is the cheapest day to fly from Las Vegas to Decatur, Illinois?

Travelers seeking maximum savings on their Las Vegas to Decatur, Illinois flight should consider departing on Friday mornings when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Decatur, Illinois ranges from 1.7 - 4.4 inches per month. June is typically the wettest month, when rainfall can reach 4.4 in. January is typically the driest time to visit Decatur, Illinois when rainfall is around 1.7 in.

If weather is an important factor for your trip to Decatur, Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.6 F).

What is the cheapest day to fly round-trip from Las Vegas to Decatur, Illinois?

Users have found that flying from Las Vegas to Decatur, Illinois on a Monday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

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

It’s optimal to fly from Las Vegas to Decatur, Illinois in the morning. By choosing this option you can save up to 57% on the cost of your flight, compared to a flight at noon.

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

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

How can I find direct flights from Las Vegas to Decatur?

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

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

Yes. Cheapflights offers flight deals from Las Vegas to Decatur by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$233+ Flights from Las Vegas to Decatur, IL

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Cheap flight deals from Las Vegas to Decatur

Round-trip from	$359 (United Airlines)
One-way from	$233 (United Airlines)

From Las Vegas Harry Reid Intl to Decatur Arpt

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One-way flight from Las Vegas Harry Reid Intl to Decatur Arpt

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Find flight deals from Las Vegas to Decatur

Cheapest flights from Las Vegas to Decatur
Explore the most affordable flight options available from Las Vegas to Decatur. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Wed 8/1311:43 pmLAS - DEC

1 stop7h 05mUnited Airlines

Sun 8/179:45 amDEC - LAS

1 stop8h 55mUnited Airlines

Deal found 7/29

$359

Best flights from Las Vegas to Decatur
Discover carefully curated flight deals from Las Vegas to Decatur that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 30, 2025.

Wed 8/1311:43 pmLAS - DEC

1 stop7h 05mUnited Airlines

Sun 8/179:45 amDEC - LAS

1 stop8h 55mUnited Airlines

Deal found 7/29

$359

Last-minute flights from Las Vegas to Decatur
Discover last-minute flight deals from Las Vegas to Decatur. Data last updated July 30, 2025 and is based on user searches.

Wed 8/1311:43 pmLAS - DEC

1 stop7h 05mUnited Airlines

Sun 8/179:45 amDEC - LAS

1 stop8h 55mUnited Airlines

Deal found 7/29

$359

One-way flights from Las Vegas to Decatur
Search for one-way flight options from Las Vegas to Decatur. Find affordable one-way fares based on user searches. Data last updated July 30, 2025.

Sat 10/112:32 pmLAS - DEC

1 stop16h 19mUnited Airlines

Deal found 7/29

$233

Fly from

Fly to

Route

Depart

Return

Price

Las VegasDecatur

LAS - DEC

LASDEC

Las Vegas Harry Reid Intl

Wed 8/13

11:43 pm-8:48 am

1 stop7h 05m

Decatur Arpt

Sun 8/17

9:45 am-4:40 pm

1 stop8h 55m

$359

Las VegasDecatur

LAS - DEC

LASDEC

Las Vegas Harry Reid Intl

Sat 10/11

2:32 pm-8:51 am

1 stop16h 19m

$233

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Best time to book a flight from Las Vegas to Decatur

Have a flexible travel schedule? Discover the best time to fly to Decatur 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.

Reviews of airlines servicing Decatur

Get a feel of what it's like to fly with United Airlines from Las Vegas to Decatur by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

8,896 reviews

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

8,896 reviews

United Airlines

7.4

Good

8,896 reviews

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

Can I find deals for flights from Las Vegas to Decatur that include hotel bookings?
Yes. In addition to deals on Las Vegas to Decatur flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Las Vegas to Decatur?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Las Vegas to Decatur.
Can I find deals for business class flights from Las Vegas to Decatur?
Yes. Cheapflights offers flight deals from Las Vegas to Decatur by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Mattoon

Effingham

Browse thousands of different options on Cheapflights for your next trip

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$233+ Cheap flights from Las Vegas to Decatur, IL (LAS - DEC)

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 10/11. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Las Vegas to Decatur with Cheapflights

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2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Las Vegas to Decatur

Round-trip from

One-way from

Find flight deals from Las Vegas to Decatur

Cheapest flights from Las Vegas to DecaturExplore the most affordable flight options available from Las Vegas to Decatur. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Explore the most affordable flight options available from Las Vegas to Decatur. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

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Use the filters below to find and compare flights from Las Vegas to Decatur that are best for you.

Best time to book a flight from Las Vegas to Decatur

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

Reviews of airlines servicing Decatur

Get a feel of what it's like to fly with United Airlines from Las Vegas to Decatur by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

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

How can I find direct flights from Las Vegas to Decatur?

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

Traveling to a place near Decatur?

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Cheapest flights from Las Vegas to Decatur
Explore the most affordable flight options available from Las Vegas to Decatur. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.