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Cheap flights from Boston to Decatur from $397

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 7/23. 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
6:00 am - 5:56 pm
BOS
-
DEC
12h 56m
1 stop
United Airlines Logo
6:45 pm - 9:29 am
DEC
-
BOS
13h 44m
1 stop
$397United Airlines
Thu, Jul 23 - Sat, Jul 25
United Airlines Logo
6:00 am - 5:56 pm
BOS
-
DEC
12h 56m
1 stop
United Airlines Logo
6:45 pm - 1:14 am
DEC
-
BOS
5h 29m
1 stop
$409United Airlines
Thu, Jul 23 - Sat, Jul 25
United Airlines Logo
5:45 am - 5:56 pm
BOS
-
DEC
13h 11m
2 stops
United Airlines Logo
6:45 pm - 9:29 am
DEC
-
BOS
13h 44m
1 stop
$493United Airlines
Thu, Jul 23 - Sat, Jul 25
United Airlines Logo
5:45 am - 5:56 pm
BOS
-
DEC
13h 11m
2 stops
United Airlines Logo
6:45 pm - 1:14 am
DEC
-
BOS
5h 29m
1 stop
$500United Airlines
Thu, Jul 23 - Sat, Jul 25
United Airlines Logo
5:45 am - 5:56 pm
BOS
-
DEC
13h 11m
2 stops
United Airlines Logo
6:45 pm - 9:29 am
DEC
-
BOS
13h 44m
1 stop
$521United Airlines
Thu, Jul 23 - Sat, Jul 25
United Airlines Logo
6:05 am - 5:56 pm
BOS
-
DEC
12h 51m
3 stops
United Airlines Logo
6:45 pm - 1:14 am
DEC
-
BOS
5h 29m
1 stop
$540United Airlines
Thu, Jul 23 - Sat, Jul 25
United Airlines Logo
6:05 am - 8:57 am
BOS
-
DEC
27h 52m
3 stops
United Airlines Logo
6:45 pm - 9:29 am
DEC
-
BOS
13h 44m
1 stop
$571United Airlines
Thu, Jul 23 - Sat, Jul 25
United Airlines Logo
6:05 am - 5:56 pm
BOS
-
DEC
12h 51m
3 stops
United Airlines Logo
6:45 pm - 1:14 am
DEC
-
BOS
5h 29m
1 stop
$642United Airlines
Thu, Jul 23 - Sat, Jul 25
United Airlines Logo
6:05 am - 5:56 pm
BOS
-
DEC
12h 51m
3 stops
United Airlines Logo
6:45 pm - 1:14 am
DEC
-
BOS
5h 29m
1 stop
$646United Airlines
Thu, Jul 23 - Sat, Jul 25

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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
Jul 23
BOS6:00 amBoston Logan Intl
12h 56m
1 stop
DEC5:56 pmDecatur Arpt
Jul 25
DEC6:45 pmDecatur Arpt
13h 44m
1 stop
BOS9:29 amBoston Logan Intl
$397
United Airlines
Jul 23
BOS6:00 amBoston Logan Intl
12h 56m
1 stop
DEC5:56 pmDecatur Arpt
Jul 25
DEC6:45 pmDecatur Arpt
5h 29m
1 stop
BOS1:14 amBoston Logan Intl
$409
United Airlines
Jul 23
BOS5:45 amBoston Logan Intl
13h 11m
2 stops
DEC5:56 pmDecatur Arpt
Jul 25
DEC6:45 pmDecatur Arpt
13h 44m
1 stop
BOS9:29 amBoston Logan Intl
$493

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 June 27, 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

BostonDecatur

BOS - DEC

BOSDEC

Boston Logan Intl

Thu 7/23

6:00 am-5:56 pm

1 stop12h 56m

Decatur Arpt

Sat 7/25

6:45 pm-9:29 am

1 stop13h 44m

$397

BostonDecatur

BOS - DEC

BOSDEC

Boston Logan Intl

Thu 7/23

6:00 am-5:56 pm

1 stop12h 56m

Decatur Arpt

Sat 7/25

6:45 pm-1:14 am

1 stop5h 29m

$409

BostonDecatur

BOS - DEC

BOSDEC

Boston Logan Intl

Thu 7/23

5:45 am-5:56 pm

2 stops13h 11m

Decatur Arpt

Sat 7/25

6:45 pm-9:29 am

1 stop13h 44m

$493

BostonDecatur

BOS - DEC

BOSDEC

Boston Logan Intl

Thu 7/23

5:45 am-5:56 pm

2 stops13h 11m

Decatur Arpt

Sat 7/25

6:45 pm-1:14 am

1 stop5h 29m

$500

BostonDecatur

BOS - DEC

BOSDEC

Boston Logan Intl

Thu 7/23

5:45 am-5:56 pm

2 stops13h 11m

Decatur Arpt

Sat 7/25

6:45 pm-9:29 am

1 stop13h 44m

$521
Quickest round-trip

BostonDecatur

BOS - DEC

BOSDEC

Boston Logan Intl

Thu 7/23

6:05 am-5:56 pm

3 stops12h 51m

Decatur Arpt

Sat 7/25

6:45 pm-1:14 am

1 stop5h 29m

$540

BostonDecatur

BOS - DEC

BOSDEC

Boston Logan Intl

Thu 7/23

6:05 am-8:57 am

3 stops27h 52m

Decatur Arpt

Sat 7/25

6:45 pm-9:29 am

1 stop13h 44m

$571

BostonDecatur

BOS - DEC

BOSDEC

Boston Logan Intl

Thu 7/23

6:05 am-5:56 pm

3 stops12h 51m

Decatur Arpt

Sat 7/25

6:45 pm-1:14 am

1 stop5h 29m

$642

BostonDecatur

BOS - DEC

BOSDEC

Boston Logan Intl

Thu 7/23

6:05 am-5:56 pm

3 stops12h 51m

Decatur Arpt

Sat 7/25

6:45 pm-1:14 am

1 stop5h 29m

$646

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

12h 56m

Direct flights

None
The fastest flight from Boston to Decatur, Illinois takes 12h 56m
There are no direct flights from Boston to Decatur, Illinois. There are no popular flight routes from Boston to Decatur, Illinois.
Search flight deals

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 12h 56m.

  • 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.

Frequently asked questions about flying from Boston to Decatur, Illinois

  • How do I get Price Alerts for flights from Boston to Decatur, Illinois?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Boston from Decatur, Illinois. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Boston to Decatur, Illinois with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

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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