How long is the flight from Baltimore to Decatur, Illinois?

United Airlines can get you from Baltimore to Decatur, Illinois in just under 14h 25m. Your travel time can differ by up to . Airlines will cover a distance of 651 mi.

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.

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).

What is the cheapest time of day to fly from BWI to DEC?

When flying from Baltimore to Decatur, Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Most trusted provider : When it comes to deals on Baltimore-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 Baltimore-Decatur, Illinois flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

How can I find direct flights from Baltimore to Decatur?

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

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

Yes. Cheapflights offers flight deals from Baltimore 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.

$299+ Cheap Flights from Baltimore to Decatur, IL

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Cheap flight deals from Baltimore to Decatur

Cheapest

Best

Last-minute

One-way

Cheapest flights from Baltimore to Decatur
Explore the most affordable flight options available from Baltimore to Decatur. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.

Tue 10/207:10 pm -

1 stop14h 25m

Fri 10/237:18 pm -

1 stop26h 42m

Deal found 9/14

$484

One-way flights from Baltimore to Decatur
Search for one-way flight options from Baltimore to Decatur. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.

Tue 12/15:20 pm -

1 stop16h 26m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/12

$299

Thu 11/266:10 am -

1 stop27h 25m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/12

$313

Sat 11/286:10 am -

1 stop27h 25m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/12

$357

Sun 11/296:10 am -

1 stop27h 25m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/12

$372

Mon 11/3012:34 pm -

1 stop6h 36m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/12

$374

Tue 9/226:05 am -

1 stop27h 00m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/10

$387

Find flight deals from Baltimore to Decatur

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$529 (United Airlines)
One-way from	$299 (United Airlines)

Provider with most accurate pricing for Baltimore/Washington-Decatur Arpt flight deals.

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Provider most trusted by Cheapflights users for Baltimore/Washington-Decatur Arpt flights.

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From Baltimore/Washington to Decatur Arpt

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One-way flight from Baltimore/Washington to Decatur Arpt

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Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BaltimoreDecatur

BWI Baltimore/Washington - DEC Decatur Arpt

BWIDEC

Baltimore/Washington

Tue 12/1

5:20 pm-8:46 am

1 stop16h 26m

Decatur Arpt

Wed 12/31

12:00 am-1:00 am

Nonstop0h 00m

$299

BaltimoreDecatur

BWI Baltimore/Washington - DEC Decatur Arpt

BWIDEC

Baltimore/Washington

Fri 11/27

6:10 am-6:10 pm

1 stop13h 00m

Decatur Arpt

Wed 12/31

12:00 am-1:00 am

Nonstop0h 00m

$313

Quickest round-trip

BaltimoreDecatur

BWI Baltimore/Washington - DEC Decatur Arpt

BWIDEC

Baltimore/Washington

Mon 11/30

12:34 pm-6:10 pm

1 stop6h 36m

Decatur Arpt

Wed 12/31

12:00 am-1:00 am

Nonstop0h 00m

$374

BaltimoreDecatur

BWI Baltimore/Washington - DEC Decatur Arpt

BWIDEC

Baltimore/Washington

Tue 9/22

6:05 am-8:05 am

1 stop27h 00m

Decatur Arpt

Wed 12/31

12:00 am-1:00 am

Nonstop0h 00m

$387

BaltimoreDecatur

BWI Baltimore/Washington - DEC Decatur Arpt

BWIDEC

Baltimore/Washington

Tue 10/20

7:10 pm-8:35 am

1 stop14h 25m

Decatur Arpt

Fri 10/23

7:18 pm-11:00 pm

1 stop26h 42m

$484

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/12

Sorted by cheapest first

Compare providers for flights from Baltimore to Decatur

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Baltimore to Decatur in September.

Provider	Price Accuracy	Trust Score*
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
Expedia	Price Accuracy1 star	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

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

Have a flexible travel schedule? Discover the best time to fly to Decatur from Baltimore with our price prediction graph.

BWI-DEC

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

How long is the flight from Baltimore to Decatur, Illinois?
United Airlines can get you from Baltimore to Decatur, Illinois in just under 14h 25m. Your travel time can differ by up to . Airlines will cover a distance of 651 mi.
Can I find deals for flights from Baltimore to Decatur that include hotel bookings?
Yes. In addition to deals on Baltimore to Decatur flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Baltimore to Decatur?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Baltimore to Decatur.
Can I find deals for business class flights from Baltimore to Decatur?
Yes. Cheapflights offers flight deals from Baltimore 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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$299+ Cheap flights from Baltimore to Decatur, IL (BWI - 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 12/1. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Baltimore to Decatur with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Baltimore to Decatur

Cheapest flights from Baltimore to DecaturExplore the most affordable flight options available from Baltimore to Decatur. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.

Explore the most affordable flight options available from Baltimore to Decatur. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.

Best flights from Baltimore to DecaturDiscover carefully curated flight deals from Baltimore to Decatur that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.

Discover carefully curated flight deals from Baltimore to Decatur that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.

Last-minute flights from Baltimore to DecaturDiscover last-minute flight deals from Baltimore to Decatur. Data last updated September 15, 2026 and is based on user searches.

Discover last-minute flight deals from Baltimore to Decatur. Data last updated September 15, 2026 and is based on user searches.

One-way flights from Baltimore to DecaturSearch for one-way flight options from Baltimore to Decatur. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.

Search for one-way flight options from Baltimore to Decatur. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.

Find flight deals from Baltimore to Decatur

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Use the filters below to find and compare flights from Baltimore to Decatur that are best for you.

Compare providers for flights from Baltimore to Decatur

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Baltimore to Decatur in September.

Best time to book a flight from Baltimore to Decatur

Have a flexible travel schedule? Discover the best time to fly to Decatur from Baltimore with our price prediction graph.

Related info for your journey

How long is the flight from Baltimore to Decatur, Illinois?

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

How can I find direct flights from Baltimore to Decatur?

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

Traveling to a place near Decatur?

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Complete your trip

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Other flights to Decatur

Explore flights to Decatur departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 15, 2026.

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Find flights from Baltimore to Decatur, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Baltimore and Decatur flights

Browse other Baltimore and Decatur flight options. Last updated on September 15, 2026.

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Cheapest flights from Baltimore to Decatur
Explore the most affordable flight options available from Baltimore to Decatur. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.

Best flights from Baltimore to Decatur
Discover carefully curated flight deals from Baltimore to Decatur that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.

Last-minute flights from Baltimore to Decatur
Discover last-minute flight deals from Baltimore to Decatur. Data last updated September 15, 2026 and is based on user searches.

One-way flights from Baltimore to Decatur
Search for one-way flight options from Baltimore to Decatur. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.