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

A quick flight from Las Vegas to Decatur, Illinois can take about 8h 21m. United Airlines provides one of the quickest options available for as low as $354. Airlines will cover a distance of 1449 mi.

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.

$221+ Cheap Flights from Las Vegas to Decatur, IL

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Cheap flight deals from Las Vegas to Decatur

Round-trip from	$354 (United Airlines)
One-way from	$221 (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 September 11, 2025.

Thu 9/2511:59 pmLAS - DEC

1 stop6h 52mUnited Airlines

Mon 9/299:38 amDEC - LAS

1 stop8h 40mUnited Airlines

Deal found 9/10

$394

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 September 11, 2025.

Thu 2/1912:30 amLAS - DEC

1 stop8h 21mUnited Airlines

Mon 2/2311:35 amDEC - LAS

2 stops10h 26mUnited Airlines

Deal found 9/9

$354

Thu 9/257:58 pmLAS - DEC

2 stops10h 53mUnited Airlines

Mon 9/299:38 amDEC - LAS

1 stop8h 40mUnited Airlines

Deal found 9/10

$404

Fri 9/2611:59 pmLAS - DEC

1 stop6h 52mUnited Airlines

Tue 9/309:38 amDEC - LAS

2 stops12h 49mUnited Airlines

Deal found 9/10

$404

Last-minute flights from Las Vegas to Decatur
Discover last-minute flight deals from Las Vegas to Decatur. Data last updated September 11, 2025 and is based on user searches.

Thu 9/2511:59 pmLAS - DEC

1 stop6h 52mUnited Airlines

Mon 9/299:38 amDEC - LAS

1 stop8h 40mUnited Airlines

Deal found 9/10

$394

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 September 11, 2025.

Sat 10/115:27 pmLAS - DEC

1 stop22h 37mUnited Airlines

Deal found 9/11

$221

Mon 11/105:03 pmLAS - DEC

1 stop22h 49mUnited Airlines

Deal found 9/10

$237

Fly from

Fly to

Route

Depart

Return

Price

Las VegasDecatur

LAS - DEC

LASDEC

Las Vegas Harry Reid Intl

Thu 2/19

12:30 am-10:51 am

1 stop8h 21m

Decatur Arpt

Mon 2/23

11:35 am-8:01 pm

2 stops10h 26m

$354

Las VegasDecatur

LAS - DEC

LASDEC

Las Vegas Harry Reid Intl

Thu 9/25

7:58 pm-8:51 am

2 stops10h 53m

Decatur Arpt

Mon 9/29

9:38 am-4:18 pm

1 stop8h 40m

$404

Las VegasDecatur

LAS - DEC

LASDEC

Las Vegas Harry Reid Intl

Fri 9/26

11:59 pm-8:51 am

1 stop6h 52m

Decatur Arpt

Tue 9/30

9:38 am-8:27 pm

2 stops12h 49m

$404

Las VegasDecatur

LAS - DEC

LASDEC

Las Vegas Harry Reid Intl

Sat 10/11

12:29 pm-6:04 pm

1 stop27h 35m

$221

Las VegasDecatur

LAS - DEC

LASDEC

Las Vegas Harry Reid Intl

Mon 11/10

5:03 pm-5:52 pm

1 stop22h 49m

$237

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

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.

Related info for your journey

How long is the flight from Las Vegas to Decatur, Illinois?
A quick flight from Las Vegas to Decatur, Illinois can take about 8h 21m. United Airlines provides one of the quickest options available for as low as $354. Airlines will cover a distance of 1449 mi.
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.

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$221+ 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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Cheap flight deals from Las Vegas to Decatur

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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 September 11, 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 September 11, 2025.

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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.

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.

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

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?

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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 September 11, 2025.