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Luis Munoz Marin Intl

$268+ Cheap flights from Duluth (DLH) to Luis Munoz Marin Intl (SJU)

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 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
DLH — SJU
fev 13 — fev 201
sex 2/13
sex 2/20
1 adult, Economy
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Cheap 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 janeiro 14, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$516
(United Airlines)

One-way from

$268
(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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One-way flight from Duluth Intl to San Juan Luis Munoz Marin Intl
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Find flight deals from Duluth to Luis Munoz Marin Intl

Cheapest flights from Duluth to Luis Munoz Marin Intl
Explore the most affordable flight options available from Duluth to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on janeiro 14, 2026.

This United Airlines deal was found by Cheapflights users on 1/12. 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.
ter 5/511:26 am
DLH
-
SJU
1 stop8h 08m
United Airlines
qua 5/61:00 am
SJU
-
DLH
2 stops10h 44m
United Airlines
Deal found 1/12$626
This United Airlines deal was found by Cheapflights users on 1/13. 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.
dom 2/13:05 pm
DLH
-
SJU
2 stops13h 06m
United Airlines
ter 2/242:05 am
SJU
-
DLH
2 stops14h 32m
United Airlines
Deal found 1/13$656
This United Airlines deal was found by Cheapflights users on 1/12. 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.
qua 1/287:40 am
DLH
-
SJU
2 stops11h 46m
United Airlines
sáb 1/312:05 am
SJU
-
DLH
2 stops14h 25m
United Airlines
Deal found 1/12$718
This United Airlines deal was found by Cheapflights users on 1/13. 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.
sáb 3/283:07 pm
DLH
-
SJU
2 stops13h 04m
United Airlines
sex 4/31:00 am
SJU
-
DLH
2 stops14h 27m
United Airlines
Deal found 1/13$755
This United Airlines deal was found by Cheapflights users on 1/13. 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.
dom 3/2911:19 am
DLH
-
SJU
1 stop8h 15m
United Airlines
sáb 4/41:00 am
SJU
-
DLH
2 stops14h 27m
United Airlines
Deal found 1/13$772
This United Airlines deal was found by Cheapflights users on 1/14. 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.
sex 2/63:05 pm
DLH
-
SJU
2 stops29h 17m
United Airlines
ter 2/245:50 pm
SJU
-
DLH
2 stops22h 47m
United Airlines
Deal found 1/14$794
This United Airlines deal was found by Cheapflights users on 1/13. 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.
dom 2/13:05 pm
DLH
-
SJU
2 stops13h 06m
United Airlines
sáb 2/288:30 am
SJU
-
DLH
1 stop28h 13m
United Airlines
Deal found 1/13$815

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 janeiro 14, 2026.
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

dom 2/1

3:05 pm-6:11 am

2 stops13h 06m

San Juan Luis Munoz Marin Intl

ter 2/24

2:05 am-2:37 pm

2 stops14h 32m

$656

DuluthSan Juan

DLH - SJU

DLHSJU

Duluth Intl

qua 1/28

7:40 am-9:26 pm

2 stops11h 46m

San Juan Luis Munoz Marin Intl

sáb 1/31

2:05 am-2:30 pm

2 stops14h 25m

$718

DuluthSan Juan

DLH - SJU

DLHSJU

Duluth Intl

sáb 3/28

3:07 pm-5:11 am

2 stops13h 04m

San Juan Luis Munoz Marin Intl

sex 4/3

1:00 am-2:27 pm

2 stops14h 27m

$755

DuluthSan Juan

DLH - SJU

DLHSJU

Duluth Intl

dom 3/29

11:19 am-8:34 pm

1 stop8h 15m

San Juan Luis Munoz Marin Intl

dom 4/5

7:40 am-2:27 pm

1 stop7h 47m

$772

DuluthSan Juan

DLH - SJU

DLHSJU

Duluth Intl

sex 2/6

3:05 pm-10:22 pm

2 stops29h 17m

San Juan Luis Munoz Marin Intl

ter 2/24

5:50 pm-2:37 pm

2 stops22h 47m

$794

DuluthSan Juan

DLH - SJU

DLHSJU

Duluth Intl

dom 2/1

3:05 pm-6:11 am

2 stops13h 06m

San Juan Luis Munoz Marin Intl

sáb 2/28

8:30 am-10:43 am

1 stop28h 13m

$815

DuluthSan Juan

DLH - SJU

DLHSJU

Duluth Intl

qua 4/8

7:45 am-9:24 pm

2 stops12h 39m

$268

DuluthSan Juan

DLH - SJU

DLHSJU

Duluth Intl

dom 4/5

5:00 am-2:15 pm

1 stop8h 15m

$303

DuluthSan Juan

DLH - SJU

DLHSJU

Duluth Intl

seg 4/6

5:00 am-2:15 pm

1 stop8h 15m

$303

DuluthSan Juan

DLH - SJU

DLHSJU

Duluth Intl

ter 4/7

7:45 am-8:38 pm

2 stops11h 53m

$313

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/13

Showing 1-10 of 15 results
1
2

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 January.
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 janeiro 14, 2026.
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
8,048 reviews

Boarding

8.1

Entertainment

7.8

Food

7.2

Crew

8.5

Comfort

7.9

Overall

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
8,048 reviews
Delta
7.9
Good
8,048 reviews

Boarding

8.1

Entertainment

7.8

Food

7.2

Crew

8.5

Comfort

7.9

Overall

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 13h 06m. Airlines will cover a distance of 2459 mi.

  • 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
Fajardo
Dorado
Luquillo
Rio Grande
Humacao
Bayamón

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Alternative routes for Duluth to Luis Munoz Marin Intl

See prices for flight routes from nearby airports that may be better suited for you.
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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 janeiro 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$435Average$684FlexibilityNo cancel feeOn-timeN/A

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