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$676+ Cheap flights from Duluth (DLH) to Puerto Rico

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 7/12. Fares are subject to change and may not be available on all flights or dates of travel.
DLH — SJU
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheap flight deals from Duluth to Puerto Rico

Keep the following information in mind while searching for Duluth to Puerto Rico flight deals. Data was last updated April 29, 2025.

Round-trip from

$676
(Delta)
From Duluth Intl to Puerto Rico
Search Deals

Find flight deals from Duluth to Puerto Rico

Cheapest flights from Duluth to Puerto Rico
Explore the most affordable flight options available from Duluth to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This Delta deal was found by Cheapflights users on 4/27. 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.
Sat 7/125:15 amDLH - SJU
1 stop8h 57mDelta
Tue 7/157:00 amSJU - DLH
2 stops11h 23mDelta
Deal found 4/27$676
This United Airlines deal was found by Cheapflights users on 4/27. 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.
Sat 7/123:03 pmDLH - SJU
1 stop7h 51mUnited Airlines
Tue 7/157:45 amSJU - DLH
1 stop10h 48mUnited Airlines
Deal found 4/27$776

Cheapflights Fare Finder

Customize your flight search to find flights from Duluth 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 April 29, 2025.
Use the filters below to find and compare flights from Duluth to Puerto Rico that are best for you.

Fly from

Duluth

Fly to

Puerto Rico

Route

Depart

Return

Price

DuluthSan Juan

DLH - SJU

DLHSJU

Duluth Intl

Sat 7/12

5:15 am-3:12 pm

1 stop8h 57m

San Juan Luis Munoz Marin Intl

Tue 7/15

7:00 am-5:23 pm

2 stops11h 23m

$676

DuluthSan Juan

DLH - SJU

DLHSJU

Duluth Intl

Sat 7/12

3:03 pm-11:54 pm

1 stop7h 51m

San Juan Luis Munoz Marin Intl

Tue 7/15

7:45 am-5:33 pm

1 stop10h 48m

$776

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/27

Best time to book a flight from Duluth to Puerto Rico

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

Rainfall in Puerto Rico by month

Plan your trip to Puerto Rico by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Puerto Rico 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 Puerto Rico when rainfall is around 2.2 in.

Temperature in Puerto Rico by month

Plan your trip to Puerto Rico by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Puerto Rico, 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 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 April 29, 2025.
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,929 reviews
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Duluth 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 Duluth to Puerto Rico?

    Duluth Intl (DLH) is the airport you will fly out of if you book a flight from Duluth to Puerto Rico. It is only a 5.8 mi journey to Duluth Intl (DLH) from Duluth’s city center.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Duluth 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 Duluth to Puerto Rico?

    Currently, September is the cheapest month in which you can book a flight from Duluth to Puerto Rico (average of $254). Flying from Duluth to Puerto Rico 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.

See more FAQs

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Alternative routes for Duluth to Puerto Rico

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Duluth to Puerto Rico

Discover the top 2 airlines that operate flights from Duluth to Puerto Rico. 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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$394Average$889FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$544Average$949FlexibilityNo cancel feeOn-time69%

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