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$236+ Cheap flights from Decatur, IL to Boston (DEC - BOS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/7. Fares are subject to change and may not be available on all flights or dates of travel.
DEC — BOS
Jun 26 — Jul 31
Fri 6/26
Fri 7/3
1 adult, Economy
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Cheap flight deals from Decatur to Boston

Cheapest flights from Decatur to Boston
Explore the most affordable flight options available from Decatur to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 27, 2026.

This United Airlines deal was found by Cheapflights users on 5/23. 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 9/29:12 am
DEC
-
BOS
1 stop6h 15m
United Airlines
Wed 9/1612:35 pm
BOS
-
DEC
1 stop6h 29m
United Airlines
Deal found 5/23$314
This United Airlines deal was found by Cheapflights users on 5/26. 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.
Wed 6/109:37 am
DEC
-
BOS
1 stop5h 52m
United Airlines
Sun 6/146:05 am
BOS
-
DEC
2 stops12h 51m
United Airlines
Deal found 5/26$412
This United Airlines deal was found by Cheapflights users on 5/23. 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.
Sat 9/57:20 pm
DEC
-
BOS
2 stops22h 59m
United Airlines
Wed 9/169:30 am
BOS
-
DEC
2 stops9h 34m
United Airlines
Deal found 5/23$455
This United Airlines deal was found by Cheapflights users on 5/24. 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.
Tue 5/267:05 pm
DEC
-
BOS
1 stop5h 09m
United Airlines
Sun 5/3112:30 pm
BOS
-
DEC
1 stop6h 26m
United Airlines
Deal found 5/24$464
This United Airlines deal was found by Cheapflights users on 5/26. 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.
Wed 5/279:37 am
DEC
-
BOS
2 stops7h 20m
United Airlines
Mon 6/112:30 pm
BOS
-
DEC
1 stop6h 26m
United Airlines
Deal found 5/26$480
This United Airlines deal was found by Cheapflights users on 5/26. 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.
Fri 10/26:55 pm
DEC
-
BOS
2 stops15h 23m
United Airlines
Mon 10/1212:20 pm
BOS
-
DEC
1 stop6h 31m
United Airlines
Deal found 5/26$493

Find flight deals from Decatur to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Decatur (DEC) to Boston (BOS). 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 May 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$314
(United Airlines)

One-way from

$236
(United Airlines)
Provider with most accurate pricing for Decatur Arpt-Boston Logan Intl flight deals.
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Provider most trusted by Cheapflights users for Decatur Arpt-Boston Logan Intl flights.
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From Decatur Arpt to Boston Logan Intl
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One-way flight from Decatur Arpt to Boston Logan Intl
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Decatur to Boston 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 May 27, 2026.
Use the filters below to find and compare flights from Decatur to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DecaturBoston

DEC - BOS

DECBOS

Decatur Arpt

Wed 9/2

9:12 am-4:27 pm

1 stop6h 15m

Boston Logan Intl

Wed 9/16

12:35 pm-6:04 pm

1 stop6h 29m

$314
Quickest round-trip

DecaturBoston

DEC - BOS

DECBOS

Decatur Arpt

Sat 9/5

7:20 pm-1:14 am

1 stop4h 54m

Boston Logan Intl

Wed 9/16

12:35 pm-6:04 pm

1 stop6h 29m

$314

DecaturBoston

DEC - BOS

DECBOS

Decatur Arpt

Wed 6/10

9:37 am-4:29 pm

1 stop5h 52m

Boston Logan Intl

Sun 6/14

6:05 am-5:56 pm

2 stops12h 51m

$412

DecaturBoston

DEC - BOS

DECBOS

Decatur Arpt

Mon 11/2

6:55 pm-1:02 am

1 stop5h 07m

Boston Logan Intl

Fri 11/6

8:10 pm-5:51 pm

1 stop22h 41m

$575
Cheapest one-way

DecaturBoston

DEC - BOS

DECBOS

Decatur Arpt

Tue 7/7

6:45 pm-11:05 am

1 stop15h 20m

$236
Quickest one-way

DecaturBoston

DEC - BOS

DECBOS

Decatur Arpt

Thu 6/25

9:37 am-7:30 pm

1 stop8h 53m

$240

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/23

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on Decatur, Illinois-Boston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Decatur, Illinois-Boston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Decatur, Illinois-Boston flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Decatur, Illinois-Boston 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 Decatur, Illinois-Boston 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 Decatur to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Decatur 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 Decatur to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Decatur, Illinois to Boston?

    Departing from Decatur, Illinois to Boston will take you 6h 15m. The distance between Decatur, Illinois and Boston is about 944 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Decatur to Boston 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 Boston?

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York Beach
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