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Luis Munoz Marin Intl

$510+ Cheap flights from Duluth (DLH) to Luis Munoz Marin Intl (SJU)

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 2/3. Fares are subject to change and may not be available on all flights or dates of travel.
DLH — SJU
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
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Cheap flight deals from Duluth to Luis Munoz Marin Intl

Best flights from Duluth to Luis Munoz Marin Intl
Discover carefully curated flight deals from Duluth to Luis Munoz Marin Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 15, 2025.

This Delta deal was found by Cheapflights users on 12/12. 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.
Tue 2/35:00 amDLH - SJU
2 stops9h 50mDelta
Wed 2/114:30 pmSJU - DLH
1 stop9h 22mDelta
Deal found 12/12$510
This United Airlines deal was found by Cheapflights users on 12/13. 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.
Sun 2/13:05 pmDLH - SJU
2 stops13h 06mUnited Airlines
Tue 2/242:05 amSJU - DLH
2 stops14h 32mUnited Airlines
Deal found 12/13$530
This United Airlines deal was found by Cheapflights users on 12/12. 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.
Wed 2/47:50 amDLH - SJU
2 stops11h 36mUnited Airlines
Wed 2/112:05 amSJU - DLH
2 stops14h 32mUnited Airlines
Deal found 12/12$530
This United Airlines deal was found by Cheapflights users on 12/12. 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.
Sun 2/13:05 pmDLH - SJU
2 stops13h 06mUnited Airlines
Wed 2/112:05 amSJU - DLH
2 stops14h 32mUnited Airlines
Deal found 12/12$530
This Delta deal was found by Cheapflights users on 12/12. 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.
Sun 2/15:00 amDLH - SJU
1 stop8h 18mDelta
Wed 2/114:30 pmSJU - DLH
1 stop9h 22mDelta
Deal found 12/12$660
This United Airlines deal was found by Cheapflights users on 12/15. 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.
Wed 3/1811:20 amDLH - SJU
1 stop7h 40mUnited Airlines
Tue 4/211:00 amSJU - DLH
2 stops10h 44mUnited Airlines
Deal found 12/15$598

Find flight deals from Duluth to Luis Munoz Marin Intl

Discover tips and strategies to find the most affordable flight options for your journey from Duluth (DLH) to Luis Munoz Marin Intl (SJU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$419
(United Airlines)
Provider with most accurate pricing for Duluth Intl-San Juan Luis Munoz Marin Intl flight deals.
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Provider most trusted by Cheapflights users for Duluth Intl-San Juan Luis Munoz Marin Intl flights.
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From Duluth Intl to San Juan Luis Munoz Marin Intl
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Duluth to Luis Munoz Marin Intl 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 December 15, 2025.
Use the filters below to find and compare flights from Duluth to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Duluth

Fly to

Luis Munoz Marin Intl

Route

Depart

Return

Price

DuluthSan Juan

DLH - SJU

DLHSJU

Duluth Intl

Tue 2/3

5:00 am-4:50 pm

2 stops9h 50m

San Juan Luis Munoz Marin Intl

Wed 2/11

4:30 pm-11:52 pm

1 stop9h 22m

$510

DuluthSan Juan

DLH - SJU

DLHSJU

Duluth Intl

Sun 2/1

3:05 pm-6:11 am

2 stops13h 06m

San Juan Luis Munoz Marin Intl

Tue 2/24

2:05 am-2:37 pm

2 stops14h 32m

$530

DuluthSan Juan

DLH - SJU

DLHSJU

Duluth Intl

Wed 2/4

7:50 am-9:26 pm

2 stops11h 36m

San Juan Luis Munoz Marin Intl

Wed 2/11

2:05 am-2:37 pm

2 stops14h 32m

$530

DuluthSan Juan

DLH - SJU

DLHSJU

Duluth Intl

Sun 2/1

3:05 pm-6:11 am

2 stops13h 06m

San Juan Luis Munoz Marin Intl

Wed 2/11

2:05 am-2:37 pm

2 stops14h 32m

$530

DuluthSan Juan

DLH - SJU

DLHSJU

Duluth Intl

Wed 3/18

11:20 am-8:00 pm

1 stop7h 40m

San Juan Luis Munoz Marin Intl

Tue 4/21

1:00 am-10:44 am

2 stops10h 44m

$598

DuluthSan Juan

DLH - SJU

DLHSJU

Duluth Intl

Sun 2/1

5:00 am-3:18 pm

1 stop8h 18m

San Juan Luis Munoz Marin Intl

Wed 2/11

4:30 pm-11:52 pm

1 stop9h 22m

$660

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/12

Compare providers for flights from Duluth to Luis Munoz Marin Intl

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 Duluth to Luis Munoz Marin Intl in December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust 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 Duluth-San Juan Luis Munoz Marin Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Duluth-San Juan Luis Munoz Marin Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Duluth-San Juan Luis Munoz Marin Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Duluth-San Juan Luis Munoz Marin Intl Airport flights, Cheapflights users trust eDreams the most. eDreams 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 Duluth-San Juan Luis Munoz Marin Intl Airport 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 Duluth to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl 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.

Reviews of airlines servicing Luis Munoz Marin Intl

Get insights into the airlines that provide service to Luis Munoz Marin Intl. 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 Luis Munoz Marin Intl. Reviews last updated December 15, 2025.
Read reviews from past customers who have flown Delta from Duluth to San Juan Luis Munoz Marin Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,007 reviews

Overall

7.9

Boarding

8.1

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,007 reviews
Delta
7.9
Good
8,007 reviews

Overall

7.9

Boarding

8.1

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Duluth to Luis Munoz Marin Intl. 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 San Juan Luis Munoz Marin Intl?

    For a flight from Duluth to San Juan Luis Munoz Marin Intl, you will be flying from Duluth Intl. Duluth Intl (DLH) is just 5.8 mi from the center of the city. Duluth Intl is the only Duluth airport and it handles 0 outbound flights to San Juan Luis Munoz Marin Intl per day. 1 airline has flights to San Juan Luis Munoz Marin Intl from Duluth Intl on a regular basis.

  • How long is the flight from Duluth to San Juan Luis Munoz Marin Intl Airport?

    Departing from Duluth to San Juan Luis Munoz Marin Intl Airport will take you 9h 50m. Airlines will cover a distance of 2459 mi. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Duluth to San Juan Luis Munoz Marin Intl Airport round-trip?

    According to our current data, Delta ($435), offers the cheapest pricing from Duluth to San Juan Luis Munoz Marin Intl Airport.

  • Can I find deals for flights from Duluth to Luis Munoz Marin Intl that include hotel bookings?

    Yes. In addition to deals on Duluth to Luis Munoz Marin Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Duluth to Luis Munoz Marin Intl?

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

  • Can I find deals for business class flights from Duluth to Luis Munoz Marin Intl?

    Yes. Cheapflights offers flight deals from Duluth to Luis Munoz Marin Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near San Juan Luis Munoz Marin Intl Airport?

Book flights to San Juan Luis Munoz Marin Intl Airport if you plan to visit one of these locations
Dorado
Fajardo
Rio Grande
Humacao
Luquillo
Bayamón

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Alternative routes for Duluth to Luis Munoz Marin Intl

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Top airline flying from Duluth to Luis Munoz Marin Intl

Discover the top airline that operate flights from Duluth to Luis Munoz Marin Intl. 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 December 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$435Average$625FlexibilityNo cancel feeOn-timeN/A

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