USD/US
Find cheap flights to Decatur, Illinois in 2026/2027 from $149 This is the cheapest return flight found to Decatur, Illinois from USA on FlightsFinder on March 13th 2026 at 20:34. This offer may no longer be available. Click the offer to check live prices & dates of travel.
Our Flight Finder compares the cheapest flights to Decatur, Illinois from the most established flight comparison sites.
Fly to Decatur, Illinois and visit sites like Scovill Zoo, Children's Museum of Illinois, Lake Decatur & Rock Springs Conservation Area.
1. Enter your search requirements for Decatur, Illinois
2. Compare the best Decatur, Illinois deals from top comparison engines
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These economy flights were found on FlightsFinder from USA to Decatur, Illinois in the last few days. Prices subject to availability.
No flights found for this month.
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These economy flights were found on FlightsFinder from USA to Decatur, Illinois in the last few days. Prices subject to availability.
No flights found for this month.
No flights found for this month.
No flights found for this month.
No flights found for this month.
No flights found for this month.
No flights found for this month.
According to our data, March is on average the cheapest time to book flights to Decatur, Illinois.
You can get flights from $149 return.
According to our data, September is on average the most expensive time to book flights to Decatur, Illinois.
A return flight could set you back more than $1,013.
Situated along the picturesque banks of Lake Decatur, Decatur, Illinois boasts a charming blend of rich history, vibrant culture, and small-town warmth. This Midwestern gem captivates visitors with its thriving arts scene, diverse culinary offerings, and welcoming community spirit. Explore the city's historic downtown district, lined with beautifully preserved architecture and an array of boutique shops and eateries. Nature enthusiasts can revel in the abundance of outdoor recreational opportunities, from lush parks to scenic trails. Whether strolling along the waterfront or immersing oneself in local festivities, Decatur promises an unforgettable experience that embodies the heart of the American heartland.
A good price for a flight to Decatur is $134 - $164.
The popular airports near Decatur, Illinois, include Central Illinois Regional Airport at Bloomington-Normal, Abraham Lincoln Capital Airport in Springfield, and University of Illinois Willard Airport in Champaign.
The flight to Decatur, Illinois (DEC) is roughly 1 hour 36 minutes and 496 miles (799 kilometres) from Atlanta, USA - Georgia, Atlanta Hartsfield-Jackson International Airport (ATL).
The best way is to compare flights to Decatur, Illinois from leading comparison sites using our search engine dashboard.
Yes, there are direct flights to Decatur, Illinois.
Here is the average weather forecast in Decatur, Illinois by month:
• Jan: 34°F
• Feb: 39°F
• Mar: 52°F
• Apr: 66°F
• May: 76°F
• Jun: 85°F
• Jul: 88°F
• Aug: 86°F
• Sep: 80°F
• Oct: 68°F
• Nov: 53°F
• Dec: 39°F
The Decatur Airport in Illinois is approximately 6 miles from the city center.
Typically, flights are cheapest to Decatur, Illinois 2 months before departure.
Studies show flights to Decatur, Illinois are typically cheaper on Tuesdays and Wednesdays.
35.6 °F
Mon, 16 Mar 2026
Average Temperature
34°F
Jan
39°F
Feb
52°F
Mar
66°F
Apr
76°F
May
85°F
Jun
88°F
Jul
86°F
Aug
80°F
Sep
68°F
Oct
53°F
Nov
39°F
Dec
Atlanta, USA - Georgia, Atlanta Hartsfield-Jackson International Airport (ATL) to Decatur, Illinois (DEC)
Distance:
496 miles (799 kilometres)
Average flight time (direct 1 hour 36 minutes)
Los Angeles, USA - California, Los Angeles International Airport (LAX) to Decatur, Illinois (DEC)
Distance:
1,670 miles (2,687 kilometres)
Average flight time (direct 4 hours 12 minutes)
New York, USA - John F Kennedy International Airport (JFK) to Decatur, Illinois (DEC)
Distance:
801 miles (1,290 kilometres)
Average flight time (direct 2 hours 16 minutes)
Dallas, USA - Dallas, Texas Fort Worth International Airport (DFW) to Decatur, Illinois (DEC)
Distance:
657 miles (1,057 kilometres)
Average flight time (direct 1 hour 57 minutes)
Denver, USA - Colorado, Airport - Denver International Airport (DEN) to Decatur, Illinois (DEC)
Distance:
833 miles (1,340 kilometres)
Average flight time (direct 2 hours 21 minutes)
San Francisco, USA - California, San Francisco International Airport (SFO) to Decatur, Illinois (DEC)
Distance:
1,797 miles (2,893 kilometres)
Average flight time (direct 4 hours 29 minutes)
Seattle, USA - Airport - Seattle Tacoma International, Washington (SEA) to Decatur, Illinois (DEC)
Distance:
1,733 miles (2,789 kilometres)
Average flight time (direct 4 hours 21 minutes)
Las Vegas, USA - Nevada, McCarran International Airport (LAS) to Decatur, Illinois (DEC)
Distance:
1,445 miles (2,326 kilometres)
Average flight time (direct 3 hours 42 minutes)
Orlando, USA - Florida, Orlando International Airport (MCO) to Decatur, Illinois (DEC)
Distance:
901 miles (1,449 kilometres)
Average flight time (direct 2 hours 30 minutes)
Charlotte, USA - North Carolina, Douglas International Airport (CLT) to Decatur, Illinois (DEC)
Distance:
543 miles (873 kilometres)
Average flight time (direct 1 hour 42 minutes)
Phoenix, USA - Arizona, Phoenix Sky Harbor International Airport (PHX) to Decatur, Illinois (DEC)
Distance:
1,348 miles (2,170 kilometres)
Average flight time (direct 3 hours 29 minutes)
Houston, USA - Texas, Airport - George Bush Intercontinental (IAH) to Decatur, Illinois (DEC)
Distance:
771 miles (1,240 kilometres)
Average flight time (direct 2 hours 12 minutes)
Miami, USA - Florida, Miami International Airport (MIA) to Decatur, Illinois (DEC)
Distance:
1,092 miles (1,757 kilometres)
Average flight time (direct 2 hours 55 minutes)
Boston, USA - Massachusetts, Edward L. Logan International Airport (BOS) to Decatur, Illinois (DEC)
Distance:
949 miles (1,527 kilometres)
Average flight time (direct 2 hours 36 minutes)
Minneapolis, USA - Minnesota, Airport - St. Paul International (MSP) to Decatur, Illinois (DEC)
Distance:
411 miles (661 kilometres)
Average flight time (direct 1 hour 24 minutes)
Fort Lauderdale, USA - Florida, Fort Lauderdale-Hollywood International Airport (FLL) to Decatur, Illinois (DEC)
Distance:
1,078 miles (1,735 kilometres)
Average flight time (direct 2 hours 53 minutes)
Detroit, USA - Michigan, Airport - Metropolitan Wayne County International (DTW) to Decatur, Illinois (DEC)
Distance:
335 miles (539 kilometres)
Average flight time (direct 1 hour 14 minutes)
Philadelphia, USA - Pennsylvania, Airport - Philadelphia International (PHL) to Decatur, Illinois (DEC)
Distance:
727 miles (1,169 kilometres)
Average flight time (direct 2 hours 6 minutes)
Baltimore, USA - Maryland, Baltimore/Washington International Airport (BWI) to Decatur, Illinois (DEC)
Distance:
656 miles (1,056 kilometres)
Average flight time (direct 1 hour 57 minutes)
Salt Lake City, USA - Utah, Salt Lake City International Airport (SLC) to Decatur, Illinois (DEC)
Distance:
1,211 miles (1,949 kilometres)
Average flight time (direct 3 hours 11 minutes)
San Diego, USA - California, San Diego International Airport (SAN) to Decatur, Illinois (DEC)
Distance:
1,639 miles (2,638 kilometres)
Average flight time (direct 4 hours 8 minutes)
Tampa, USA - Florida, Tampa International Airport (TPA) to Decatur, Illinois (DEC)
Distance:
898 miles (1,445 kilometres)
Average flight time (direct 2 hours 29 minutes)
Portland, USA - International Airport, Oregon (PDX) to Decatur, Illinois (DEC)
Distance:
1,740 miles (2,800 kilometres)
Average flight time (direct 4 hours 21 minutes)
From Minneapolis (MSP), USA to Decatur, United States (DEC): $306
Depart: 22 May 2026 · Return: 25 May 2026 Price found 16 Mar 2026, 15:07
From Philadelphia (PHL), USA to Decatur, United States (DEC): $325
Depart: 04 Jun 2026 · Return: 08 Jun 2026 Price found 15 Mar 2026, 11:53
From Detroit (DTW), USA to Decatur, United States (DEC): $356
Depart: 31 Mar 2026 · Return: 04 Apr 2026 Price found 16 Mar 2026, 17:09
From Charlotte (CLT), USA to Decatur, United States (DEC): $403
Depart: 08 Aug 2026 · Return: 09 Aug 2026 Price found 12 Mar 2026, 23:28
From Boston (BOS), USA to Decatur, United States (DEC): $410
Depart: 28 Mar 2026 · Return: 01 Apr 2026 Price found 13 Mar 2026, 14:22
From Las Vegas (LAS), USA to Decatur, United States (DEC): $418
Depart: 09 Apr 2026 · Return: 12 Apr 2026 Price found 15 Mar 2026, 22:50
From Fort Lauderdale (FLL), USA to Decatur, United States (DEC): $461
Depart: 02 Apr 2026 · Return: 05 Apr 2026 Price found 14 Mar 2026, 01:26
From Orlando (MCO), USA to Decatur, United States (DEC): $540
Depart: 10 Apr 2026 · Return: 12 Apr 2026 Price found 15 Mar 2026, 00:36
From Los Angeles (LAX), USA to Decatur, United States (DEC): $595
Depart: 28 Mar 2026 · Return: 01 Apr 2026 Price found 13 Mar 2026, 00:05
From Dallas (DFW), USA to Decatur, United States (DEC): $724
Depart: 30 Mar 2026 · Return: 03 Apr 2026 Price found 15 Mar 2026, 21:42
From Portland (PDX), USA to Decatur, United States (DEC): $904
Depart: 29 Mar 2026 · Return: 02 Apr 2026 Price found 14 Mar 2026, 15:46
From Atlanta (ATL), USA to Decatur, United States (DEC): $932
Depart: 28 Mar 2026 · Return: 01 Apr 2026 Price found 13 Mar 2026, 00:05
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