$103 Cheap Flights from Grand Rapids (GRR) to San Juan (SJU)

View $103 flight on Sat, Aug 23, 2025Opens in a new window

Popular airlines from Gerald R. Ford International Airport (GRR) to Luis Munoz Marin Intl. Airport (SJU)

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Cheap Flights from Grand Rapids to San Juan (GRR-SJU)

Prices were available within the past 7 days and start at $103 for one-way flights and $191 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Mon, Nov 3 - Mon, Nov 17
GRR
Grand Rapids
SJU
San Juan
$191 Roundtrip, found 3 days ago
$191
Roundtrip
found 3 days ago
Select Southwest Airlines flight, departing Mon, Nov 3 from Grand Rapids to San Juan, returning Mon, Nov 17, priced at $191 found 3 days ago
Delta
Sat, Sep 6 - Wed, Sep 10
GRR
Grand Rapids
SJU
San Juan
$198 Roundtrip, found 4 days ago
$198
Roundtrip
found 4 days ago
Select Delta flight, departing Sat, Sep 6 from Grand Rapids to San Juan, returning Wed, Sep 10, priced at $198 found 4 days ago
Delta
Fri, Oct 17 - Sat, Oct 18
GRR
Grand Rapids
SJU
San Juan
$200 Roundtrip, found 8 hours ago
$200
Roundtrip
found 8 hours ago
Select Delta flight, departing Fri, Oct 17 from Grand Rapids to San Juan, returning Sat, Oct 18, priced at $200 found 8 hours ago
American Airlines
Sat, Oct 25 - Tue, Oct 28
GRR
Grand Rapids
SJU
San Juan
$205 Roundtrip, found 2 hours ago
$205
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Sat, Oct 25 from Grand Rapids to San Juan, returning Tue, Oct 28, priced at $205 found 2 hours ago
Delta
Fri, Oct 3 - Tue, Oct 7
GRR
Grand Rapids
SJU
San Juan
$208 Roundtrip, found 6 hours ago
$208
Roundtrip
found 6 hours ago
Select Delta flight, departing Fri, Oct 3 from Grand Rapids to San Juan, returning Tue, Oct 7, priced at $208 found 6 hours ago
American Airlines
Sat, Sep 13 - Wed, Sep 17
GRR
Grand Rapids
SJU
San Juan
$211 Roundtrip, found 4 hours ago
$211
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Sat, Sep 13 from Grand Rapids to San Juan, returning Wed, Sep 17, priced at $211 found 4 hours ago
American Airlines
Tue, Sep 16 - Tue, Sep 23
GRR
Grand Rapids
SJU
San Juan
$214 Roundtrip, found 6 days ago
$214
Roundtrip
found 6 days ago
Select American Airlines flight, departing Tue, Sep 16 from Grand Rapids to San Juan, returning Tue, Sep 23, priced at $214 found 6 days ago
Delta
Fri, Oct 3 - Sat, Oct 18
GRR
Grand Rapids
SJU
San Juan
$215 Roundtrip, found 1 hour ago
$215
Roundtrip
found 1 hour ago
Select Delta flight, departing Fri, Oct 3 from Grand Rapids to San Juan, returning Sat, Oct 18, priced at $215 found 1 hour ago
United
Sat, Sep 6 - Wed, Sep 10
GRR
Grand Rapids
SJU
San Juan
$226 Roundtrip, found 4 days ago
$226
Roundtrip
found 4 days ago
Select United flight, departing Sat, Sep 6 from Grand Rapids to San Juan, returning Wed, Sep 10, priced at $226 found 4 days ago
Frontier Airlines
Thu, Oct 16 - Mon, Oct 27
GRR
Grand Rapids
SJU
San Juan
$250 Roundtrip, found 2 hours ago
$250
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Thu, Oct 16 from Grand Rapids to San Juan, returning Mon, Oct 27, priced at $250 found 2 hours ago

Find the cheapest month to fly from Grand Rapids (GRR) to San Juan (SJU)

January is typically the cheapest month to fly

From $158 - $556 per traveler.

Graph displaying average flight prices per month

Flights from Grand Rapids (GRR) to San Juan (SJU)
Origin airport
Gerald R. Ford Intl.
Destination airport
Luis Munoz Marin Intl.
Airlines serving
American Airlines, Delta, Frontier Airlines, Southwest Airlines, United
Roundtrip price
$191
Distance
2037 mi

Grand Rapids to San Juan Flights

The cheapest times to fly from Grand Rapids to San Juan

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Grand Rapids to San Juan are during the month of November. You can find some of the cheapest flights from Grand Rapids to San Juan with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Grand Rapids to San Juan

Sunday is one of the best days to book for cheap flights from Grand Rapids to San Juan: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Grand Rapids to San Juan

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Grand Rapids to San Juan in 2025. You can also book with separate airlines for your outbound and return journeys, from $103 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Grand Rapids to San Juan flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Grand Rapids to San Juan airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Gerald R. Ford Intl. Airport (GRR) to Luis Munoz Marin Intl. Airport (SJU) cost?
Discover the latest flight deals from GRR to SJU by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from GRR to SJU?
The cheapest flights from GRR to SJU are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from GRR to SJU?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from GRR to SJU. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Gerald R. Ford Intl. Airport (GRR) to Luis Munoz Marin Intl. Airport (SJU)?
You'll need to hop on a flight with a layover when traveling from Gerald R. Ford Intl. Airport (GRR) to Luis Munoz Marin Intl. Airport (SJU). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to find the best option for your trip.
What day of the week has the most flights from GRR to SJU?
Generally you'll find the greatest selection of flight options on a Friday. Tuesdays are often the quietest.* However, this can vary depending on the season, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Gerald R. Ford Intl. Airport (GRR) to Luis Munoz Marin Intl. Airport (SJU)?
Select a flight from Gerald R. Ford Intl. Airport (GRR) to Luis Munoz Marin Intl. Airport (SJU) that leaves before 3 PM to reduce the risk of cancellations and delays. Departures after this hour are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Gerald R. Ford Intl. Airport (GRR) to Luis Munoz Marin Intl. Airport (SJU) last-minute?
Holding off until just before your departure to book a ticket from GRR to SJU generally means paying more. Although you may find some last-minute discounts, there's no guarantee. Be flexible with your travel plans for the best chance of scoring a bargain.
Can I cancel or change the date of my flight from Gerald R. Ford Intl. Airport (GRR) to Luis Munoz Marin Intl. Airport (SJU)?
In most instances, you can modify or cancel your GRR to SJU flight. However, additional fees may apply, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's fees and guidelines on flight changes, or if you want more information, head to our Customer Service portal.

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*Available to One Key members.