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Caribbean Islands

$628+ Cheap flights from Decatur, IL (DEC) to Caribbean Islands

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 4/14. Fares are subject to change and may not be available on all flights or dates of travel.
DEC — SJU
Apr 7 — Apr 141
Mon 4/7
Mon 4/14
1 adult, Economy
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Cheap flight deals from Decatur to Caribbean Islands

Keep the following information in mind while searching for Decatur to Caribbean Islands flight deals. Data was last updated April 2, 2025.

Round-trip from

$628
(United Airlines)
From Decatur Arpt to Caribbean Islands
Search Deals

Find flight deals from Decatur to Caribbean Islands

Cheapest flights from Decatur to Caribbean Islands
Explore the most affordable flight options available from Decatur to Caribbean Islands. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.

This United Airlines deal was found by Cheapflights users on 4/1. 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.
Mon 4/142:35 pmDEC - SJU
1 stop8h 19mUnited Airlines
Wed 4/233:56 pmSJU - DEC
1 stop17h 58mUnited Airlines
Deal found 4/1$628

Cheapflights Fare Finder

Customize your flight search to find flights from Decatur to Caribbean Islands 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 April 2, 2025.
Use the filters below to find and compare flights from Decatur to Caribbean Islands that are best for you.

Fly from

Decatur

Fly to

Caribbean Islands

Route

Depart

Return

Price

DecaturSan Juan

DEC - SJU

DECSJU

Decatur Arpt

Mon 4/14

2:35 pm-11:54 pm

1 stop8h 19m

San Juan Luis Munoz Marin Intl

Wed 4/23

3:56 pm-8:54 am

1 stop17h 58m

$628

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Best time to book a flight from Decatur to Caribbean Islands

Have a flexible travel schedule? Discover the best time to fly to Caribbean Islands 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 Caribbean Islands

What is the cheapest month to book a flight from Decatur, Illinois to Caribbean Islands?

Currently, September is the cheapest month in which you can book a flight from Decatur, Illinois to Caribbean Islands (average of $254). Flying from Decatur, Illinois to Caribbean Islands in December is currently the most expensive (average of $336). 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.

Rainfall in Caribbean Islands by month

Plan your trip to Caribbean Islands by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Caribbean Islands ranges from 2.2 - 6.1 inches per month. November is typically the wettest month, when rainfall can reach 6.1 in. February is typically the driest time to visit Caribbean Islands when rainfall is around 2.2 in.

Temperature in Caribbean Islands by month

Plan your trip to Caribbean Islands by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Caribbean Islands, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).

Reviews of airlines servicing Caribbean Islands

Get insights into the airlines that provide service to Caribbean Islands. 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 Caribbean Islands. Reviews last updated April 2, 2025.
United Airlines
7.4
Good
8,615 reviews

Entertainment

7.0

Food

6.6

Overall

7.4

Boarding

7.7

Comfort

7.3

Crew

8.1

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
8,615 reviews
United Airlines
7.4
Good
8,615 reviews

Entertainment

7.0

Food

6.6

Overall

7.4

Boarding

7.7

Comfort

7.3

Crew

8.1

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 Caribbean Islands. 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 Caribbean Islands?

    Decatur Arpt (DEC) is the airport you will fly out of if you book a flight from Decatur to Caribbean Islands. It is only a 4.7 mi journey to Decatur Arpt (DEC) from Decatur’s city center.

  • Can I find deals for flights from Decatur to Caribbean Islands that include hotel bookings?

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

  • How can I find direct flights from Decatur to Caribbean Islands?

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

  • Can I find deals for business class flights from Decatur to Caribbean Islands?

    Yes. Cheapflights offers flight deals from Decatur to Caribbean Islands 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 Caribbean Islands?

    Currently, September is the cheapest month in which you can book a flight from Decatur, Illinois to Caribbean Islands (average of $254). Flying from Decatur, Illinois to Caribbean Islands in December is currently the most expensive (average of $336). 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.

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