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$303+ Cheap flights from Decatur, IL (DEC) to Puerto Rico

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 11/19. Fares are subject to change and may not be available on all flights or dates of travel.
DEC — SJU
ago. 4 — ago. 111
lun. 8/4
lun. 8/11
1 adult, Economy
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Cheap flight deals from Decatur to Puerto Rico

Keep the following information in mind while searching for Decatur to Puerto Rico flight deals. Data was last updated julio 30, 2025.

Round-trip from

$759
(United Airlines)
From Decatur Arpt to Puerto Rico
Search Deals

Find flight deals from Decatur to Puerto Rico

Cheapest flights from Decatur to Puerto Rico
Explore the most affordable flight options available from Decatur to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 30, 2025.

This United Airlines deal was found by Cheapflights users on 7/29. 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.
sáb. 8/169:45 amDEC - SJU
1 stop13h 09mUnited Airlines
mar. 8/193:56 pmSJU - DEC
1 stop18h 00mUnited Airlines
Deal found 7/29$759

Cheapflights Fare Finder

 
Customize your flight search to find flights from Decatur to Puerto Rico 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 julio 30, 2025.
Use the filters below to find and compare flights from Decatur to Puerto Rico that are best for you.

Fly from

Decatur

Fly to

Puerto Rico

Route

Depart

Return

Price

DecaturSan Juan

DEC - SJU

DECSJU

Decatur Arpt

sáb. 8/16

9:45 am-11:54 pm

1 stop13h 09m

San Juan Luis Munoz Marin Intl

mar. 8/19

3:56 pm-8:56 am

1 stop18h 00m

$759

DecaturSan Juan

DEC - SJU

DECSJU

Decatur Arpt

mié. 11/19

9:49 am-10:22 pm

2 stops10h 33m

$303

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Best time to book a flight from Decatur to Puerto Rico

Have a flexible travel schedule? Discover the best time to fly to Puerto Rico 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.

Cheapflights Insights

Everything you need to know about your flight from Decatur to Puerto Rico
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Puerto Rico

Get insights into the airlines that provide service to Puerto Rico. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Puerto Rico. Reviews last updated julio 30, 2025.
Read through reviews of airlines operating flights from Decatur to Puerto Rico, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,896 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,896 reviews
United Airlines
7.4
Good
8,896 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Decatur to Puerto Rico. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Decatur to Puerto Rico?

    For a flight from Decatur to Puerto Rico, you will be flying from Decatur Arpt. Decatur Arpt (DEC) is just 4.7 mi from the center of the city.

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

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

  • How can I find direct flights from Decatur to Puerto Rico?

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

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

    Yes. Cheapflights offers flight deals from Decatur to Puerto Rico by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Decatur, Illinois to Puerto Rico?

    Currently, September is the cheapest month in which you can book a flight from Decatur, Illinois to Puerto Rico (average of $254). Flying from Decatur, Illinois to Puerto Rico in June is currently the most expensive (average of $339). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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See prices for flight routes from nearby airports that may be better suited for you.
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