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Cheap flights from Boston to Decatur from $261

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Decatur departing on 8/22. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Boston to Decatur

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
9:30 am - 5:59 pmBOS  Boston Logan Intl-DEC Decatur Arpt
9h 29m2 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl
United Airlines Logo
7:20 pm - 1:10 amDEC  Decatur Arpt-BOS Boston Logan Intl
4h 50m1 stop Chicago O'Hare Intl
$334United Airlines
Sun, Sep 6 - Sat, Sep 12
United Airlines Logo
12:20 pm - 5:51 pmBOS  Boston Logan Intl-DEC Decatur Arpt
6h 31m1 stop Chicago O'Hare Intl
United Airlines Logo
6:55 pm - 9:24 amDEC  Decatur Arpt-BOS Boston Logan Intl
13h 29m1 stop Chicago O'Hare Intl
$443United Airlines
Thu, Jan 14 - Sat, Jan 16
United Airlines Logo
12:20 pm - 5:51 pmBOS  Boston Logan Intl-DEC Decatur Arpt
6h 31m1 stop Chicago O'Hare Intl
United Airlines Logo
6:55 pm - 10:39 amDEC  Decatur Arpt-BOS Boston Logan Intl
14h 44m2 stops Chicago O'Hare Intl Newark
$453United Airlines
Thu, Jan 14 - Sat, Jan 16
United Airlines Logo
8:30 am - 5:51 pmBOS  Boston Logan Intl-DEC Decatur Arpt
10h 21m2 stops Newark Chicago O'Hare Intl
United Airlines Logo
6:55 pm - 10:39 amDEC  Decatur Arpt-BOS Boston Logan Intl
14h 44m2 stops Chicago O'Hare Intl Newark
$458United Airlines
Thu, Jan 14 - Sat, Jan 16
United Airlines Logo
6:00 am - 5:51 pmBOS  Boston Logan Intl-DEC Decatur Arpt
12h 51m3 stops Newark Cleveland Hopkins Intl Chicago O'Hare Intl
United Airlines Logo
6:55 pm - 12:43 pmDEC  Decatur Arpt-BOS Boston Logan Intl
16h 48m2 stops Chicago O'Hare Intl Newark
$464United Airlines
Thu, Jan 14 - Sat, Jan 16
United Airlines Logo
12:27 pm - 5:59 pmBOS  Boston Logan Intl-DEC Decatur Arpt
6h 32m1 stop Chicago O'Hare Intl
United Airlines Logo
7:20 pm - 9:33 amDEC  Decatur Arpt-BOS Boston Logan Intl
13h 13m1 stop Chicago O'Hare Intl
$468United Airlines
Sun, Sep 6 - Sat, Sep 12

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United Airlines flights from Boston to Decatur, Illinois

Our best United Airlines deals on Boston to Decatur, Illinois flight tickets
United Airlines
Jan 14
BOS12:20 pmBoston Logan Intl
6h 31m
1 stop
DEC5:51 pmDecatur Arpt
Jan 16
DEC6:55 pmDecatur Arpt
13h 29m
1 stop
BOS9:24 amBoston Logan Intl
$438
United Airlines
Jan 14
BOS12:20 pmBoston Logan Intl
6h 31m
1 stop
DEC5:51 pmDecatur Arpt
Jan 16
DEC6:55 pmDecatur Arpt
13h 29m
1 stop
BOS9:24 amBoston Logan Intl
$443
United Airlines
Jan 14
BOS12:20 pmBoston Logan Intl
6h 31m
1 stop
DEC5:51 pmDecatur Arpt
Jan 16
DEC6:55 pmDecatur Arpt
14h 44m
2 stops
BOS10:39 amBoston Logan Intl
$448

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 August 8, 2026.
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

Cheapest round-trip
Quickest round-trip

BostonDecatur

BOS Boston Logan Intl - DEC Decatur Arpt

BOSDEC

Boston Logan Intl

Sun 9/6

9:30 am-5:59 pm

2 stops9h 29m

Decatur Arpt

Sat 9/12

7:20 pm-1:10 am

1 stop4h 50m

$334

BostonDecatur

BOS Boston Logan Intl - DEC Decatur Arpt

BOSDEC

Boston Logan Intl

Thu 1/14

12:20 pm-5:51 pm

1 stop6h 31m

Decatur Arpt

Sat 1/16

6:55 pm-9:24 am

1 stop13h 29m

$443

BostonDecatur

BOS Boston Logan Intl - DEC Decatur Arpt

BOSDEC

Boston Logan Intl

Thu 1/14

12:20 pm-5:51 pm

1 stop6h 31m

Decatur Arpt

Sat 1/16

6:55 pm-10:39 am

2 stops14h 44m

$453

BostonDecatur

BOS Boston Logan Intl - DEC Decatur Arpt

BOSDEC

Boston Logan Intl

Thu 1/14

8:30 am-5:51 pm

2 stops10h 21m

Decatur Arpt

Sat 1/16

6:55 pm-10:39 am

2 stops14h 44m

$458

BostonDecatur

BOS Boston Logan Intl - DEC Decatur Arpt

BOSDEC

Boston Logan Intl

Thu 1/14

6:00 am-5:51 pm

3 stops12h 51m

Decatur Arpt

Sat 1/16

6:55 pm-12:43 pm

2 stops16h 48m

$464

BostonDecatur

BOS Boston Logan Intl - DEC Decatur Arpt

BOSDEC

Boston Logan Intl

Sun 9/6

12:27 pm-5:59 pm

1 stop6h 32m

Decatur Arpt

Sat 9/12

7:20 pm-9:33 am

1 stop13h 13m

$468
Cheapest one-way

BostonDecatur

BOS Boston Logan Intl - DEC Decatur Arpt

BOSDEC

Boston Logan Intl

Sat 8/22

8:30 pm-5:59 pm

1 stop22h 29m

$261
Quickest one-way

BostonDecatur

BOS Boston Logan Intl - DEC Decatur Arpt

BOSDEC

Boston Logan Intl

Sat 8/22

3:45 pm-7:09 am

2 stops16h 24m

$271

BostonDecatur

BOS Boston Logan Intl - DEC Decatur Arpt

BOSDEC

Boston Logan Intl

Sat 8/22

6:00 am-7:09 am

3 stops26h 09m

$276

BostonDecatur

BOS Boston Logan Intl - DEC Decatur Arpt

BOSDEC

Boston Logan Intl

Sun 8/23

11:00 am-7:37 am

3 stops21h 37m

$372

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Decatur from

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 airline that flies from Boston Logan Intl to Decatur Arpt?

United Airlines is the most popular carrier operating from Boston Logan Intl to Decatur Arpt

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

Fastest flight time

6h 31m

Direct flights

None
The fastest flight from Boston to Decatur, Illinois takes 6h 31m
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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Frequently asked questions about flying from Boston to Decatur, Illinois

  • 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 31m.

  • 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 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.

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?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Boston to Decatur. Millions of users trust and use momondo every year so you are in good hands.

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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