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 time of day to fly from EWR to DEC?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Newark Airport to Decatur, Illinois as you normally would.

What airport do you fly into for flights to Decatur from Newark?

For a flight from Newark to Decatur, you will be flying into Decatur Arpt. Decatur Arpt (DEC) is just 4.7 mi from the center of the city. Decatur Arpt is the only Decatur airport and it handles 0 inbound flights from Newark per day. 1 airline has flights to Decatur Arpt from Newark on a regular basis.

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

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

How can I find direct flights from Newark to Decatur?

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

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

Yes. Cheapflights offers flight deals from Newark 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.

Find Cheap Flights from Newark Airport to Decatur, IL

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Best time to book a flight from Newark to Decatur

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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

Read reviews from past customers who have flown United Airlines from Newark Airport to Decatur. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

8,925 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

8,925 reviews

United Airlines

7.4

Good

8,925 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

What airport do you fly into for flights to Decatur from Newark?
For a flight from Newark to Decatur, you will be flying into Decatur Arpt. Decatur Arpt (DEC) is just 4.7 mi from the center of the city. Decatur Arpt is the only Decatur airport and it handles 0 inbound flights from Newark per day. 1 airline has flights to Decatur Arpt from Newark on a regular basis.
Can I find deals for flights from Newark to Decatur that include hotel bookings?
Yes. In addition to deals on Newark to Decatur flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Newark to Decatur?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Newark to Decatur.
Can I find deals for business class flights from Newark to Decatur?
Yes. Cheapflights offers flight deals from Newark 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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Top airline flying from Newark to Decatur

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$274	Average$359	FlexibilityNo cancel fee	On-time69%

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Find cheap flights from Newark to Decatur with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Best time to book a flight from Newark to Decatur

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

Reviews of airlines servicing Decatur

Read reviews from past customers who have flown United Airlines from Newark Airport to Decatur. Users can see the overall rating for each airline as well as how each is rated 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 Newark to Decatur. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Decatur from Newark?

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

How can I find direct flights from Newark to Decatur?

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

Traveling to a place near Decatur?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Newark to Decatur

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Decatur by adding a car rental and/or hotel reservation to your travel itinerary.

Other flights to Decatur

Explore flights to Decatur departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on août 18, 2025.

Search flights from Newark to Decatur by cabin class

Find flights from Newark to Decatur, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Newark and Decatur flights

Browse other Newark and Decatur flight options. Last updated on août 18, 2025.

Other flights from Newark

Browse through other flights departing from Newark. Flights are based on user searches made on Cheapflights and were last updated on août 18, 2025.

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Top airline flying from Newark to Decatur

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Cheap flights from Newark (EWR) to Decatur, IL (DEC)

Find cheap flights from Newark to Decatur with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Best time to book a flight from Newark to Decatur

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

Reviews of airlines servicing Decatur

Read reviews from past customers who have flown United Airlines from Newark Airport to Decatur. Users can see the overall rating for each airline as well as how each is rated 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 Newark to Decatur. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Decatur from Newark?

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

How can I find direct flights from Newark to Decatur?

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

Traveling to a place near Decatur?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Newark to Decatur

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Newark to Decatur

100% Free

Book with Flexibility

Travel Smart