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Cheap flights from Boston to Decatur from $304

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Decatur departing on 11/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Boston to Decatur

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
12:25 pm - 5:52 pmBOS-DEC
6h 27m1 stop
United Airlines Logo
7:08 pm - 12:45 amDEC-BOS
4h 37m1 stop
$304United Airlines
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Wed, Nov 19 - Sun, Nov 23
United Airlines Logo
9:00 am - 5:52 pmBOS-DEC
9h 52m2 stops
United Airlines Logo
7:08 pm - 12:45 amDEC-BOS
4h 37m1 stop
$314United Airlines
Find Deal
Wed, Nov 19 - Sun, Nov 23
United Airlines Logo
12:20 pm - 5:51 pmBOS-DEC
6h 31m1 stop
United Airlines Logo
6:55 pm - 1:09 amDEC-BOS
5h 14m1 stop
$324United Airlines
Find Deal
Wed, Apr 8 - Sat, Apr 11
United Airlines Logo
9:50 am - 5:51 pmBOS-DEC
9h 01m2 stops
United Airlines Logo
6:55 pm - 1:09 amDEC-BOS
5h 14m1 stop
$359United Airlines
Find Deal
Wed, Apr 8 - Sat, Apr 11
United Airlines Logo
9:00 am - 5:52 pmBOS-DEC
9h 52m2 stops
United Airlines Logo
9:44 am - 6:48 pmDEC-BOS
8h 04m2 stops
$363United Airlines
Find Deal
Wed, Nov 19 - Sun, Nov 23
United Airlines Logo
9:50 am - 5:51 pmBOS-DEC
9h 01m2 stops
United Airlines Logo
6:55 pm - 12:43 pmDEC-BOS
16h 48m2 stops
$399United Airlines
Find Deal
Wed, Apr 8 - Sat, Apr 11
United Airlines Logo
5:20 am - 5:59 pmBOS-DEC
13h 39m2 stops
United Airlines Logo
7:09 pm - 2:30 pmDEC-BOS
18h 21m1 stop
$416United Airlines
Find Deal
Sun, Jan 4 - Tue, Jan 6
United Airlines Logo
5:20 am - 5:59 pmBOS-DEC
13h 39m2 stops
United Airlines Logo
7:09 pm - 6:32 pmDEC-BOS
22h 23m2 stops
$441United Airlines
Find Deal
Sun, Jan 4 - Tue, Jan 6
United Airlines Logo
5:20 am - 5:59 pmBOS-DEC
13h 39m2 stops
United Airlines Logo
7:09 pm - 6:32 pmDEC-BOS
22h 23m3 stops
$446United Airlines
Find Deal
Sun, Jan 4 - Tue, Jan 6
United Airlines Logo
6:01 am - 9:05 amBOS-DEC
28h 04m1 stop
United Airlines Logo
7:09 pm - 5:19 pmDEC-BOS
21h 10m1 stop
$451United Airlines
Find Deal
Sun, Jan 4 - Tue, Jan 6

United Airlines flights from Boston to Decatur, Illinois

Our best United Airlines deals on Boston to Decatur, Illinois flight tickets
United Airlines
Nov 19
BOS12:25 pmBoston Logan Intl
6h 27m
1 stop
DEC5:52 pmDecatur Arpt
Nov 23
DEC7:08 pmDecatur Arpt
4h 37m
1 stop
BOS12:45 amBoston Logan Intl
$304
Find similar
United Airlines
Nov 19
BOS9:00 amBoston Logan Intl
9h 52m
2 stops
DEC5:52 pmDecatur Arpt
Nov 23
DEC7:08 pmDecatur Arpt
4h 37m
1 stop
BOS12:45 amBoston Logan Intl
$314
Find similar
United Airlines
Apr 8
BOS12:20 pmBoston Logan Intl
6h 31m
1 stop
DEC5:51 pmDecatur Arpt
Apr 11
DEC6:55 pmDecatur Arpt
5h 14m
1 stop
BOS1:09 amBoston Logan Intl
$324
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Boston to Decatur, Illinois 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, momondo users made 832,500 searches. Data last updated November 5, 2025.
Use the filters below to find and compare flights from Boston to Decatur, Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonDecatur

BOS - DEC

BOSDEC

Boston Logan Intl

Wed 11/19

12:25 pm-5:52 pm

1 stop6h 27m

Decatur Arpt

Sun 11/23

7:08 pm-12:45 am

1 stop4h 37m

$304

BostonDecatur

BOS - DEC

BOSDEC

Boston Logan Intl

Wed 11/19

9:00 am-5:52 pm

2 stops9h 52m

Decatur Arpt

Sun 11/23

7:08 pm-12:45 am

1 stop4h 37m

$314

BostonDecatur

BOS - DEC

BOSDEC

Boston Logan Intl

Wed 4/8

12:20 pm-5:51 pm

1 stop6h 31m

Decatur Arpt

Sat 4/11

6:55 pm-1:09 am

1 stop5h 14m

$324

BostonDecatur

BOS - DEC

BOSDEC

Boston Logan Intl

Wed 4/8

9:50 am-5:51 pm

2 stops9h 01m

Decatur Arpt

Sat 4/11

6:55 pm-1:09 am

1 stop5h 14m

$359

BostonDecatur

BOS - DEC

BOSDEC

Boston Logan Intl

Wed 11/19

9:00 am-5:52 pm

2 stops9h 52m

Decatur Arpt

Sun 11/23

9:44 am-6:48 pm

2 stops8h 04m

$363

BostonDecatur

BOS - DEC

BOSDEC

Boston Logan Intl

Wed 4/8

9:50 am-5:51 pm

2 stops9h 01m

Decatur Arpt

Sat 4/11

6:55 pm-12:43 pm

2 stops16h 48m

$399

BostonDecatur

BOS - DEC

BOSDEC

Boston Logan Intl

Sun 1/4

5:20 am-5:59 pm

2 stops13h 39m

Decatur Arpt

Tue 1/6

7:09 pm-2:30 pm

1 stop18h 21m

$416

BostonDecatur

BOS - DEC

BOSDEC

Boston Logan Intl

Sun 1/4

5:20 am-5:59 pm

2 stops13h 39m

Decatur Arpt

Tue 1/6

7:09 pm-6:32 pm

2 stops22h 23m

$441

BostonDecatur

BOS - DEC

BOSDEC

Boston Logan Intl

Sun 1/4

5:20 am-5:59 pm

2 stops13h 39m

Decatur Arpt

Tue 1/6

7:09 pm-6:32 pm

3 stops22h 23m

$446

BostonDecatur

BOS - DEC

BOSDEC

Boston Logan Intl

Sun 1/4

6:01 am-9:05 am

1 stop28h 04m

Decatur Arpt

Tue 1/6

7:09 pm-5:19 pm

1 stop21h 10m

$451

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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How to get the cheapest flight ticket from Boston to Decatur, Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Decatur, Illinois?

The cheapest day to depart on your flight to Decatur, Illinois is on a Tuesday when prices can be found for as low as $342. This is often the case because there is less demand to fly during this day of the week. Flights from Boston to Decatur, Illinois on a Monday will generally be more expensive and average around $633. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

When to book flights from Boston to Decatur, Illinois

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Decatur, Illinois according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Boston to Decatur, Illinois (BOS to DEC) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Decatur, Illinois

Direct flights

None
There are no direct flights from Boston to Decatur, Illinois. There are no popular flight routes from Boston to Decatur, Illinois.
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  • How far is Boston Logan Intl to Decatur Arpt by plane?

    Decatur Arpt is 945.4 mi away from Boston Logan Intl. By plane, this route typically takes 6h 27m.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Decatur Arpt Airport?

    Prices for flights from Boston Logan Intl Airport to Decatur Arpt Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Decatur Arpt Airport?

  • How old do you have to be to fly from Boston Logan Intl Airport to Decatur Arpt Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Boston Logan Intl Airport to Decatur Arpt Airport.

  • What documentation or ID do you need to fly to Decatur Arpt Airport?

    The necessary travel and health documents for your Decatur Arpt Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Boston to Decatur, Illinois?

Best airlines flying from Boston to Decatur, Illinois

Compare and see reviews for airlines that fly from Boston to Decatur, Illinois with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $327Free CancellationRating
7.4
9,002 reviews
Search United Airlines flights

Traveling to a place near Decatur?

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

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Decatur?

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Can I find flights from Boston to Decatur with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Decatur from Boston with this policy.

How can momondo help me find flights from Boston to Decatur?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Decatur from Boston.

I’m not ready to book a flight from Boston to Decatur right now. Can momondo alert me if prices change?

Price alerts on flights to Decatur from Boston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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