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Luis Munoz Marin Intl

$298+ 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 3/24. Fares are subject to change and may not be available on all flights or dates of travel.
DLH — SJU
Nov 15 — Nov 221
Sat 11/15
Sat 11/22
1 adult, Economy
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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 October 16, 2025.

This Delta deal was found by Cheapflights users on 10/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/105:00 amDLH - SJU
2 stops10h 20mDelta
Sat 12/137:00 amSJU - DLH
2 stops10h 44mDelta
Deal found 10/15$615
This United Airlines deal was found by Cheapflights users on 10/14. 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.
Wed 10/2911:14 amDLH - SJU
2 stops11h 22mUnited Airlines
Sun 11/28:10 amSJU - DLH
1 stop8h 21mUnited Airlines
Deal found 10/14$672
This United Airlines deal was found by Cheapflights users on 10/15. 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.
Mon 12/87:55 amDLH - SJU
1 stop11h 05mUnited Airlines
Tue 12/92:05 amSJU - DLH
2 stops14h 17mUnited Airlines
Deal found 10/15$692
This Delta deal was found by Cheapflights users on 10/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/85:00 amDLH - SJU
2 stops10h 20mDelta
Wed 12/107:00 amSJU - DLH
2 stops14h 35mDelta
Deal found 10/13$730
This United Airlines deal was found by Cheapflights users on 10/14. 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.
Wed 12/107:55 amDLH - SJU
1 stop11h 05mUnited Airlines
Sat 12/138:10 amSJU - DLH
1 stop15h 49mUnited Airlines
Deal found 10/14$736

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 October 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$577
(United Airlines)

One-way from

$298
(Delta)
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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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 October 16, 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

Sun 2/1

7:40 am-10:22 pm

2 stops12h 42m

San Juan Luis Munoz Marin Intl

Fri 2/27

2:05 am-2:33 pm

2 stops14h 28m

$577

DuluthSan Juan

DLH - SJU

DLHSJU

Duluth Intl

Sun 2/1

5:10 am-3:20 pm

1 stop8h 10m

San Juan Luis Munoz Marin Intl

Wed 2/25

4:25 pm-11:02 pm

1 stop8h 37m

$578

DuluthSan Juan

DLH - SJU

DLHSJU

Duluth Intl

Wed 12/10

5:00 am-5:20 pm

2 stops10h 20m

San Juan Luis Munoz Marin Intl

Sat 12/13

7:00 am-3:44 pm

2 stops10h 44m

$615

DuluthSan Juan

DLH - SJU

DLHSJU

Duluth Intl

Sun 3/1

11:26 am-9:00 pm

1 stop7h 34m

San Juan Luis Munoz Marin Intl

Thu 3/5

2:05 am-2:33 pm

2 stops14h 28m

$638

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-2:33 pm

2 stops14h 28m

$658

DuluthSan Juan

DLH - SJU

DLHSJU

Duluth Intl

Mon 3/2

11:26 am-9:00 pm

1 stop7h 34m

San Juan Luis Munoz Marin Intl

Fri 3/6

8:35 am-2:33 pm

1 stop7h 58m

$663

DuluthSan Juan

DLH - SJU

DLHSJU

Duluth Intl

Tue 3/24

11:26 am-8:00 pm

1 stop7h 34m

$303

DuluthSan Juan

DLH - SJU

DLHSJU

Duluth Intl

Wed 3/18

7:53 am-9:22 pm

2 stops12h 29m

$310

DuluthSan Juan

DLH - SJU

DLHSJU

Duluth Intl

Wed 3/18

5:10 am-2:20 pm

1 stop8h 10m

$343

DuluthSan Juan

DLH - SJU

DLHSJU

Duluth Intl

Sun 3/22

5:10 am-2:20 pm

1 stop8h 10m

$433

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/15

Showing 1-10 of 16 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 October.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Duluth-San Juan Luis Munoz Marin Intl Airport flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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 October 16, 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
8.0
Very good
7,984 reviews

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
8.0
Very good
7,984 reviews
Delta
8.0
Very good
7,984 reviews

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

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 8h 10m. 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 ($394), 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
Luquillo
Humacao

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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 October 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$394Average$625FlexibilityNo cancel feeOn-timeN/A

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