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Decatur

$314+ 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 4/9. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — DEC
Apr 1 — Apr 81
Tue 4/1
Tue 4/8
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 March 27, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$314
(United Airlines)
Provider with most accurate pricing for Boston Logan Intl-Decatur Arpt flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Decatur Arpt flights.
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From Boston Logan Intl to Decatur Arpt
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Find flight deals from Boston to Decatur

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 March 27, 2025.

This United Airlines deal was found by Cheapflights users on 3/26. 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 5/16:00 amBOS - DEC
1 stop12h 50mUnited Airlines
Fri 5/26:55 pmDEC - BOS
1 stop20h 22mUnited Airlines
Deal found 3/26$346

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 March 27, 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

Wed 4/9

12:25 pm-8:54 am

1 stop21h 29m

Decatur Arpt

Sun 4/13

9:50 am-10:38 am

1 stop23h 48m

$314

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

  • Most accurate provider: When it comes to deals on Boston-Decatur, Illinois flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Decatur, Illinois flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Decatur, Illinois flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Decatur, Illinois flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boston-Decatur, Illinois flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.

Cheapflights Insights

Everything you need to know about your flight from Boston to Decatur

Rainfall in Decatur by month

Plan your trip to Decatur by taking into account the average rainfall totals by month.

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.

Temperature in Decatur by month

Plan your trip to Decatur by taking into account the average temperature totals by month.

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).

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 March 27, 2025.
United Airlines
7.4
Good
8,603 reviews

Food

6.6

Overall

7.4

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.0

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
8,603 reviews
United Airlines
7.4
Good
8,603 reviews

Food

6.6

Overall

7.4

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.0

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 ($314), 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.

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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 March 27, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$323Average$574FlexibilityNo cancel feeOn-time69%
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