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$925+ Cheap flights from Grand Forks (GFK) 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 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
GFK — SJU
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Grand Forks to San Juan

Cheapest flights from Grand Forks to San Juan
Explore the most affordable flight options available from Grand Forks to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This Delta deal was found by Cheapflights users on 1/27. 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 2/255:00 am
GFK
-
SJU
2 stops14h 12m
Delta
Wed 3/43:10 pm
SJU
-
GFK
2 stops10h 00m
Delta
Deal found 1/27$925

Find flight deals from Grand Forks to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Grand Forks (GFK) 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 January 29, 2026.

Round-trip from

$925
(Delta)
From Grand Forks to San Juan
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Grand Forks 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 January 29, 2026.
Use the filters below to find and compare flights from Grand Forks to San Juan that are best for you.

Fly from

Grand Forks

Fly to

San Juan

Route

Depart

Return

Price

Grand ForksSan Juan

GFK - SJU

GFKSJU

Grand Forks

Wed 2/25

5:00 am-5:27 pm

2 stops10h 27m

San Juan Luis Munoz Marin Intl

Wed 3/4

4:30 pm-11:10 pm

1 stop8h 40m

$925

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Best time to book a flight from Grand Forks to San Juan

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

What is the cheapest month to book a flight from Grand Forks to San Juan?

Currently, March is the cheapest month in which you can book a flight from Grand Forks to San Juan (average of $103). Flying from Grand Forks to San Juan in June is currently the most expensive (average of $575). 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 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 Grand Forks to San Juan?

    Located just 6.8 mi from the city center, Grand Forks is the airport most travelers will use when flying to San Juan from Grand Forks. Booking flights from Grand Forks (GFK) to San Juan should be relatively easy as there are 0 daily outbound flights to San Juan from 0 different airlines.

  • How long is the flight from Grand Forks to San Juan?

    Delta can get you from Grand Forks to San Juan in just under 10h 27m. Your travel time can differ by up to . There are 2684 mi between Grand Forks and San Juan.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Grand Forks 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 Grand Forks to San Juan?

    Currently, March is the cheapest month in which you can book a flight from Grand Forks to San Juan (average of $103). Flying from Grand Forks to San Juan in June is currently the most expensive (average of $575). 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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Alternative routes for Grand Forks to San Juan

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