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Decatur

$354+ Cheap flights from Boston to Decatur, IL (BOS - 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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — DEC
ago. 3 — ago. 101
dom. 8/3
dom. 8/10
1 adult, Economy
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Cheap flight deals from Boston to Decatur

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) 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 julio 29, 2025.

Round-trip from

$354
(United Airlines)
From Boston Logan Intl to Decatur Arpt
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Cheapest flights from Boston to Decatur
Explore the most affordable flight options available from Boston to Decatur. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 29, 2025.

This United Airlines deal was found by Cheapflights users on 7/27. 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.
mié. 10/156:00 amBOS - DEC
1 stop13h 04mUnited Airlines
sáb. 10/259:38 amDEC - BOS
1 stop6h 24mUnited Airlines
Deal found 7/27$354

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston 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 julio 29, 2025.
Use the filters below to find and compare flights from Boston to Decatur that are best for you.

Fly from

Boston

Fly to

Decatur

Route

Depart

Return

Price

BostonDecatur

BOS - DEC

BOSDEC

Boston Logan Intl

mié. 10/15

6:00 am-6:04 pm

1 stop13h 04m

Decatur Arpt

sáb. 10/25

9:38 am-5:02 pm

1 stop6h 24m

$354

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Best time to book a flight from Boston to Decatur

Have a flexible travel schedule? Discover the best time to fly to Decatur from Boston 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 insights into the airlines that provide service to Decatur. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Decatur. Reviews last updated julio 29, 2025.
Read reviews from past customers who have flown United Airlines from Boston 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
8,899 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.1

Comfort

7.3

Crew

8.1

Food

6.6

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
8,899 reviews
United Airlines
7.4
Good
8,899 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.1

Comfort

7.3

Crew

8.1

Food

6.6

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

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

  • What is the cheapest airline to fly from Boston to Decatur, Illinois round-trip?

    According to our current data, United Airlines ($354), offers the cheapest pricing from Boston to Decatur, Illinois.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boston 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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Top airline flying from Boston to Decatur

Discover the top airline that operate flights from Boston to Decatur. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated julio 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$323Average$484FlexibilityNo cancel feeOn-time69%

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