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Caribbean Islands

$608+ Cheap flights from Duluth (DLH) 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 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
DLH — SJU
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheap flight deals from Duluth to Caribbean Islands

Keep the following information in mind while searching for Duluth to Caribbean Islands flight deals. Data was last updated junio 12, 2025.

Round-trip from

$751
(United Airlines)
From Duluth Intl to Caribbean Islands
Search Deals

Find flight deals from Duluth to Caribbean Islands

Cheapest flights from Duluth to Caribbean Islands
Explore the most affordable flight options available from Duluth to Caribbean Islands. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.

This Delta deal was found by Cheapflights users on 6/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/108:05 amDLH - SJU
2 stops13h 45mDelta
sáb. 12/134:30 pmSJU - DLH
1 stop9h 14mDelta
Deal found 6/9$608
This United Airlines deal was found by Cheapflights users on 6/10. 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.
mié. 12/107:53 amDLH - SJU
2 stops12h 29mUnited Airlines
sáb. 12/137:45 amSJU - DLH
2 stops16h 12mUnited Airlines
Deal found 6/10$625
This United Airlines deal was found by Cheapflights users on 6/11. 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.
mié. 11/193:06 pmDLH - PUJ
2 stops19h 53mUnited Airlines
dom. 11/235:20 pmPUJ - DLH
2 stops19h 19mUnited Airlines
Deal found 6/11$751

Cheapflights Fare Finder

Customize your flight search to find flights from Duluth 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 junio 12, 2025.
Use the filters below to find and compare flights from Duluth to Caribbean Islands that are best for you.

Fly from

Duluth

Fly to

Caribbean Islands

Route

Depart

Return

Price

DuluthPunta Cana

DLH - PUJ

DLHPUJ

Duluth Intl

mié. 11/19

3:06 pm-12:59 pm

2 stops19h 53m

Punta Cana

dom. 11/23

5:20 pm-10:39 am

2 stops19h 19m

$751

DuluthSan Juan

DLH - SJU

DLHSJU

Duluth Intl

dom. 8/10

3:03 pm-11:54 pm

1 stop7h 51m

San Juan Luis Munoz Marin Intl

jue. 8/14

7:45 am-10:00 pm

1 stop15h 15m

$891

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Best time to book a flight from Duluth to Caribbean Islands

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

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 junio 12, 2025.
United Airlines
7.4
Good
8,790 reviews

Boarding

7.7

Food

6.6

Crew

8.1

Comfort

7.3

Overall

7.4

Entertainment

7.0

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
8,790 reviews
United Airlines
7.4
Good
8,790 reviews

Boarding

7.7

Food

6.6

Crew

8.1

Comfort

7.3

Overall

7.4

Entertainment

7.0

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 Duluth 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 Duluth to Caribbean Islands?

    Most people fly from Duluth Intl (DLH) if they book a flight from Duluth to Caribbean Islands. Duluth Intl is conveniently located just 5.8 mi from Duluth’s city center.

  • What are the most popular routes from Duluth to Caribbean Islands?

    The most popular flight routes from Duluth to Caribbean Islands are Duluth Intl - San Juan Luis Munoz Marin Intl, Duluth Intl - Punta Cana and Duluth Intl - Montego Bay Sangster Intl.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Duluth to Caribbean Islands (average of $254). Flying from Duluth to Caribbean Islands 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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Top 2 airlines flying from Duluth to Caribbean Islands

Discover the top 2 airlines that operate flights from Duluth to Caribbean Islands. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$394Average$809FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$544Average$949FlexibilityNo cancel feeOn-time69%

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