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San Juan

$640+ Cheap flights from Duluth (DLH) to San Juan

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 2/11. Fares are subject to change and may not be available on all flights or dates of travel.
DLH — SJU
sty 26 — lut 21
ndz. 1/26
ndz. 2/2
1 adult, Economy
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Cheap flight deals from Duluth to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Duluth (DLH) to San Juan (PR1). 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 Styczeń 21, 2025.

Round-trip from

$640
(United Airlines)
From Duluth Intl to San Juan
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Find flight deals from Duluth to San Juan

Cheapest flights from Duluth to San Juan
Explore the most affordable flight options available from Duluth to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on Styczeń 21, 2025.

This United Airlines deal was found by Cheapflights users on 1/20. 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.
wt. 2/117:45 amDLH - SJU
2 stops14h 51mUnited Airlines
wt. 2/257:45 amSJU - DLH
2 stops16h 32mUnited Airlines
Deal found 1/20$640
This Delta deal was found by Cheapflights users on 1/20. 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.
sob. 1/255:00 amDLH - SJU
2 stops14h 06mDelta
pt. 1/314:25 pmSJU - DLH
1 stop8h 37mDelta
Deal found 1/20$1,060

Find flights from Duluth to San Juan within your budget

Customize your flight search to find flights from Duluth to San Juan 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 Styczeń 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

DuluthSan Juan

DLH - SJU

DLHSJU

Duluth Intl

wt. 2/11

7:45 am-12:36 am

2 stops14h 51m

San Juan Luis Munoz Marin Intl

wt. 2/25

7:45 am-10:17 pm

2 stops16h 32m

$640

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Best time to book a flight from Duluth to San Juan

Have a flexible travel schedule? Discover the best time to fly to San Juan 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.

Travel insights for flights from Duluth to San Juan

Get recent, data-driven insights about flights from Duluth to San Juan including ideal travel times, pricing trends, and more.

Rainfall in San Juan by month

Plan your trip to San Juan by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Juan 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 when rainfall is around 2.2 in.

Temperature in San Juan by month

Plan your trip to San Juan by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Juan, 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 San Juan

Get insights into the airlines that provide service to San Juan. 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 San Juan. Reviews last updated Styczeń 21, 2025.
Delta
8.0
Very good
8,521 reviews

Overall

8.0

Boarding

8.2

Crew

8.6

Entertainment

7.9

Comfort

8.0

Food

7.3

Reviews

1 / 10

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

Delta
8.0
Very good
8,521 reviews
Delta
8.0
Very good
8,521 reviews

Overall

8.0

Boarding

8.2

Crew

8.6

Entertainment

7.9

Comfort

8.0

Food

7.3

Reviews

1 / 10

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

United Airlines
7.4
Good
8,985 reviews
Delta
8.0
Very good
8,521 reviews

Overall

8.0

Boarding

8.2

Crew

8.6

Entertainment

7.9

Comfort

8.0

Food

7.3

Reviews

1 / 10

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 San Juan. 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?

    Located just 5.8 mi from the city center, Duluth Intl is the airport most travelers will use when flying to San Juan from Duluth. Booking flights from Duluth Intl (DLH) to San Juan should be relatively easy as there are 0 daily outbound flights to San Juan from 2 different airlines.

  • What are the cheapest airlines flying from Duluth to San Juan round-trip?

    Flying on United Airlines is currently your cheapest option to San Juan, with prices starting at $640. Another option worth looking into is Delta, starting at $1,059 round trip.

  • Can I find deals for flights from Duluth to San Juan that include hotel bookings?

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

  • How can I find direct flights from Duluth to San Juan?

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

  • Can I find deals for business class flights from Duluth to San Juan?

    Yes. Cheapflights offers flight deals from Duluth to San Juan 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?

    Currently, September is the cheapest month in which you can book a flight from Duluth to San Juan (average of $254). Flying from Duluth to San Juan in March is currently the most expensive (average of $378). 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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Top 2 airlines flying from Duluth to San Juan

Discover the top 2 airlines that operate flights from Duluth to San Juan. 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 Styczeń 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$394Average$754FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$544Average$949FlexibilityNo cancel feeOn-time69%
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