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Decatur

$405+ Cheap flights from LaGuardia, NY (LGA) to Decatur, IL (DEC)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/12. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — DEC
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Cheap flight deals from LaGuardia to Decatur

Cheapest flights from LaGuardia to Decatur
Explore the most affordable flight options available from LaGuardia to Decatur. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

This United Airlines deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/122:15 pmLGA - DEC
1 stop4h 37mUnited Airlines
Sat 12/137:08 pmDEC - LGA
1 stop12h 59mUnited Airlines
Deal found 12/2$405
This United Airlines deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/122:15 pmLGA - DEC
1 stop4h 37mUnited Airlines
Mon 12/159:49 amDEC - LGA
1 stop7h 18mUnited Airlines
Deal found 12/2$406
This United Airlines deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/311:15 amLGA - DEC
1 stop7h 37mUnited Airlines
Thu 12/117:08 pmDEC - LGA
1 stop23h 59mUnited Airlines
Deal found 12/2$420
This United Airlines deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/298:05 amLGA - DEC
1 stop10h 54mUnited Airlines
Wed 1/79:49 amDEC - LGA
1 stop8h 34mUnited Airlines
Deal found 12/3$427
This United Airlines deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/187:29 pmLGA - DEC
2 stops23h 30mUnited Airlines
Mon 12/229:44 amDEC - LGA
1 stop6h 29mUnited Airlines
Deal found 12/3$444
This United Airlines deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/187:29 pmLGA - DEC
2 stops23h 30mUnited Airlines
Sat 12/207:09 pmDEC - LGA
1 stop25h 42mUnited Airlines
Deal found 12/2$499

Find flight deals from LaGuardia to Decatur

Discover tips and strategies to find the most affordable flight options for your journey from LaGuardia (LGA) to Decatur (DEC). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$427
(United Airlines)
Provider with most accurate pricing for New York (NYC)-Decatur Arpt flight deals.
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Provider most trusted by Cheapflights users for New York (NYC)-Decatur Arpt flights.
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From New York LaGuardia to Decatur Arpt
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Cheapflights Fare Finder

 
Customize your flight search to find flights from LaGuardia to Decatur 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, Cheapflights users made 2,558,603 searches. Data last updated December 4, 2025.
Use the filters below to find and compare flights from New York LaGuardia Airport to Decatur that are best for you.

Fly from

LaGuardia

Fly to

Decatur

Route

Depart

Return

Price

New YorkDecatur

LGA - DEC

LGADEC

New York LaGuardia

Mon 12/29

8:05 am-5:59 pm

1 stop10h 54m

Decatur Arpt

Wed 1/7

9:49 am-7:23 pm

1 stop8h 34m

$427

New YorkDecatur

LGA - DEC

LGADEC

New York LaGuardia

Thu 12/18

7:29 pm-5:59 pm

2 stops23h 30m

Decatur Arpt

Mon 12/22

9:44 am-5:13 pm

1 stop6h 29m

$444

New YorkDecatur

LGA - DEC

LGADEC

New York LaGuardia

Thu 12/18

7:29 pm-5:59 pm

2 stops23h 30m

Decatur Arpt

Sat 12/20

7:09 pm-9:51 pm

1 stop25h 42m

$499

New YorkDecatur

LGA - DEC

LGADEC

New York LaGuardia

Fri 4/10

8:00 am-5:51 pm

1 stop10h 51m

Decatur Arpt

Sun 4/12

6:55 pm-4:05 pm

1 stop20h 10m

$505

New YorkDecatur

LGA - DEC

LGADEC

New York LaGuardia

Mon 12/22

6:15 am-5:59 pm

1 stop12h 44m

Decatur Arpt

Sat 12/27

9:44 am-6:13 pm

1 stop7h 29m

$829

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Best time to book a flight from LaGuardia to Decatur

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

Find useful and relevant information for your journey from LaGuardia 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 New York LaGuardia?

    Decatur Arpt (DEC) is the airport you will fly into if you book a flight from New York LaGuardia to Decatur. You should not have trouble finding flights to Decatur Arpt from New York LaGuardia; the airport handles an average of 0 inbound flights from New York LaGuardia per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Decatur airport from New York LaGuardia. It is only a 4.7 mi journey from Decatur Arpt (DEC) to Decatur’s city center.

  • How long is the flight from New York LaGuardia Airport to Decatur, Illinois?

    For as low as $427, United Airlines can have you in Decatur, Illinois from New York LaGuardia Airport in 10h 54m. The distance between New York LaGuardia Airport and Decatur, Illinois is about 791 mi.

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

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

  • How can I find direct flights from LaGuardia to Decatur?

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

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

    Yes. Cheapflights offers flight deals from LaGuardia 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.

See more FAQs

Traveling to a place near Decatur?

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

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