What are the cheapest airlines flying from Duluth to San Juan Luis Munoz Marin Intl Airport round-trip?

According to our current data, Delta ($676), and United Airlines ($776) offers the cheapest pricing from Duluth to San Juan Luis Munoz Marin Intl Airport.

What is the cheapest month to book a flight from Duluth to San Juan Luis Munoz Marin Intl Airport?

Currently, September is the cheapest month in which you can book a flight from Duluth to San Juan Luis Munoz Marin Intl Airport (average of $254). Flying from Duluth to San Juan Luis Munoz Marin Intl Airport 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.

What is the cheapest day to fly from Duluth to San Juan Luis Munoz Marin Intl Airport?

Travelers seeking maximum savings on their Duluth to San Juan Luis Munoz Marin Intl Airport flight should consider departing on Wednesday mornings when fares are most often at their lowest. Wednesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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

Leaving on a Friday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 40% on the overall cost on flights from Duluth to San Juan Luis Munoz Marin Intl Airport.

What is the cheapest time of day to fly from DLH to SJU?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Duluth to San Juan Luis Munoz Marin Intl Airport as you normally would.

Most accurate provider : When it comes to deals on Duluth-San Juan Luis Munoz Marin Intl Airport flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Duluth-San Juan Luis Munoz Marin Intl Airport flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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.

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. 2 airlines have flights to San Juan Luis Munoz Marin Intl from Duluth Intl on a regular basis.

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.

$676+ Flights from Duluth to San Juan Luis Munoz Marin Intl Airport

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Duluth to Luis Munoz Marin Intl

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$676 (Delta)

Provider with most accurate pricing for Duluth Intl-San Juan Luis Munoz Marin Intl flight deals.

Search Deals

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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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 April 29, 2025.

Sat 7/125:15 amDLH - SJU

1 stop8h 57mDelta

Tue 7/157:00 amSJU - DLH

2 stops11h 23mDelta

Deal found 4/27

$676

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

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 April 29, 2025.

Sat 7/125:15 amDLH - SJU

1 stop8h 57mDelta

Tue 7/157:00 amSJU - DLH

2 stops11h 23mDelta

Deal found 4/27

$676

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

Last-minute flights from Duluth to Luis Munoz Marin Intl
Discover last-minute flight deals from Duluth to Luis Munoz Marin Intl. Data last updated April 29, 2025 and is based on user searches.

Thu 5/18:00 amDLH - SJU

2 stops14h 57mUnited Airlines

Sat 5/37:00 amSJU - DLH

2 stops15h 50mUnited Airlines

Deal found 4/27

$952

Cheapflights Fare Finder

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

Fly to

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

Compare providers for flights from Duluth to Luis Munoz Marin Intl

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 April.

Provider	Price Accuracy	Trust Score*
FlightHub	Price Accuracy3 stars	Trust Score*2 stars
AranGrant	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust 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 AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Duluth-San Juan Luis Munoz Marin Intl Airport flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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.

Cheapflights Insights

Everything you need to know about your flight from Duluth to San Juan Luis Munoz Marin Intl Airport

Rainfall in Luis Munoz Marin Intl by month

In terms of precipitation, rainfall in San Juan Luis Munoz Marin Intl Airport 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 San Juan Luis Munoz Marin Intl Airport when rainfall is around 2.2 in.

Temperature in Luis Munoz Marin Intl by month

If weather is an important factor for your trip to San Juan Luis Munoz Marin Intl Airport, 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 Luis Munoz Marin Intl

Delta

8.0

Very good

7,929 reviews

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

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

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

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. 2 airlines have flights to San Juan Luis Munoz Marin Intl from Duluth Intl on a regular basis.
What are the cheapest airlines flying from Duluth to San Juan Luis Munoz Marin Intl Airport round-trip?
According to our current data, Delta ($676), and United Airlines ($776) 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.
What is the cheapest month to book a flight from Duluth to San Juan Luis Munoz Marin Intl Airport?
Currently, September is the cheapest month in which you can book a flight from Duluth to San Juan Luis Munoz Marin Intl Airport (average of $254). Flying from Duluth to San Juan Luis Munoz Marin Intl Airport 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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Luquillo

Rio Grande

Humacao

Bayamón

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Top 2 airlines flying from Duluth to Luis Munoz Marin Intl

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$394	Average$889	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$544	Average$949	FlexibilityNo cancel fee	On-time69%

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$676+ 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 7/12. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Duluth to Luis Munoz Marin Intl with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Duluth to Luis Munoz Marin Intl

Most accurate provider

Most trusted provider

Round-trip from

Find flight deals from Duluth to Luis Munoz Marin Intl

Cheapest flights from Duluth to Luis Munoz Marin IntlExplore 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 April 29, 2025.

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 April 29, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Duluth to San Juan Luis Munoz Marin Intl Airport that are best for you.

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 April.

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.

Cheapflights Insights

Everything you need to know about your flight from Duluth to San Juan Luis Munoz Marin Intl Airport

Rainfall in Luis Munoz Marin Intl by month

Plan your trip to Luis Munoz Marin Intl by taking into account the average rainfall totals by month.

Temperature in Luis Munoz Marin Intl by month

Plan your trip to Luis Munoz Marin Intl by taking into account the average temperature totals by month.

Reviews of airlines servicing Luis Munoz Marin Intl

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?

What are the cheapest airlines flying from Duluth to San Juan Luis Munoz Marin Intl Airport round-trip?

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

How can I 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?

What is the cheapest month to book a flight from Duluth to San Juan Luis Munoz Marin Intl Airport?

Traveling to a place near Duluth?

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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.

Top 2 airlines flying from Duluth to Luis Munoz Marin Intl

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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 April 29, 2025.