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Luis Munoz Marin Intl

$1,114+ Cheap flights from Grand Forks (GFK) 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 1/13. Fares are subject to change and may not be available on all flights or dates of travel.
GFK — SJU
Jan 15 — Jan 221
Thu 1/15
Thu 1/22
1 adult, Economy
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Cheap flight deals from Grand Forks to Luis Munoz Marin Intl

Cheapest flights from Grand Forks to Luis Munoz Marin Intl
Explore the most affordable flight options available from Grand Forks to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 16, 2025.

This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/305:00 amGFK - SJU
2 stops14h 09mDelta
Sat 1/34:45 pmSJU - GFK
1 stop8h 37mDelta
Deal found 12/15$1,121

Find flight deals from Grand Forks to Luis Munoz Marin Intl

Discover tips and strategies to find the most affordable flight options for your journey from Grand Forks (GFK) 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 16, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,114
(Delta)
Provider with most accurate pricing for Grand Forks-San Juan Luis Munoz Marin Intl flight deals.
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Provider most trusted by Cheapflights users for Grand Forks-San Juan Luis Munoz Marin Intl flights.
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From Grand Forks to San Juan Luis Munoz Marin Intl
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Grand Forks 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 16, 2025.
Use the filters below to find and compare flights from Grand Forks to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Grand Forks

Fly to

Luis Munoz Marin Intl

Route

Depart

Return

Price

Grand ForksSan Juan

GFK - SJU

GFKSJU

Grand Forks

Tue 1/13

5:00 am-3:18 pm

1 stop8h 18m

San Juan Luis Munoz Marin Intl

Tue 1/20

4:30 pm-11:12 pm

1 stop8h 42m

$1,114

Grand ForksSan Juan

GFK - SJU

GFKSJU

Grand Forks

Tue 12/30

5:00 am-3:29 pm

1 stop8h 29m

San Juan Luis Munoz Marin Intl

Sat 1/3

4:45 pm-11:22 pm

1 stop8h 37m

$1,121

Grand ForksSan Juan

GFK - SJU

GFKSJU

Grand Forks

Sat 3/28

5:00 am-2:20 pm

1 stop8h 20m

San Juan Luis Munoz Marin Intl

Sat 4/4

3:25 pm-11:10 pm

1 stop8h 45m

$1,229

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Compare providers for flights from Grand Forks 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 Grand Forks to Luis Munoz Marin Intl in December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice 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 Grand Forks-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 Grand Forks-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 Grand Forks-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 Grand Forks-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 Grand Forks-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 Grand Forks to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl from Grand Forks 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 Grand Forks to San Juan Luis Munoz Marin Intl Airport

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

Currently, March is the cheapest month in which you can book a flight from Grand Forks to San Juan Luis Munoz Marin Intl Airport (average of $103). Flying from Grand Forks to San Juan Luis Munoz Marin Intl Airport in June is currently the most expensive (average of $569). 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.

Related info for your journey

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

    For a flight from Grand Forks to San Juan Luis Munoz Marin Intl, you will be flying from Grand Forks. Grand Forks (GFK) is just 6.8 mi from the center of the city. Grand Forks is the only Grand Forks airport and it handles 0 outbound flights to San Juan Luis Munoz Marin Intl per day. 0 airlines have flights to San Juan Luis Munoz Marin Intl from Grand Forks on a regular basis.

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

    A quick flight from Grand Forks to San Juan Luis Munoz Marin Intl Airport can take about 8h 18m. Delta provides one of the quickest options available for as low as $1,114. Airlines will cover a distance of 2684 mi.

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

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

  • How can I find direct flights from Grand Forks 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 Grand Forks to Luis Munoz Marin Intl.

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

    Yes. Cheapflights offers flight deals from Grand Forks 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 Grand Forks to San Juan Luis Munoz Marin Intl Airport?

    Currently, March is the cheapest month in which you can book a flight from Grand Forks to San Juan Luis Munoz Marin Intl Airport (average of $103). Flying from Grand Forks to San Juan Luis Munoz Marin Intl Airport in June is currently the most expensive (average of $569). 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

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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