HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Juan

$90+ Cheap flights from Grand Rapids (GRR) to San Juan

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/5. Fares are subject to change and may not be available on all flights or dates of travel.
GRR — SJU
Jan 16 — Jan 231
Fri 1/16
Fri 1/23
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Grand Rapids to San Juan with Cheapflights

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.

Cheapflights Tip: The best prices from Grand Rapids Gerald R. Ford Intl to San Juan are usually found in October or September, booked 18 days in advance, depart on a Monday or Tuesday and return on a Friday

Cheap flight deals from Grand Rapids to San Juan

Cheapest flights from Grand Rapids to San Juan
Explore the most affordable flight options available from Grand Rapids to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 17, 2025.

This Expedia deal was found by Cheapflights users on 12/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/215:24 pmGRR - SJU
1 stop14h 59mFrontier
Wed 12/249:37 pmSJU - GRR
1 stop11h 48mFrontier
Deal found 12/17$334
This Priceline deal was found by Cheapflights users on 12/17. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/215:24 pmGRR - SJU
1 stop14h 59mFrontier
Mon 12/229:37 pmSJU - GRR
1 stop11h 48mFrontier
Deal found 12/17$353
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/215:24 pmGRR - SJU
1 stop8h 26mFrontier
Fri 12/263:55 amSJU - GRR
1 stop12h 23mFrontier
Deal found 12/15$389
This Priceline deal was found by Cheapflights users on 12/17. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/305:24 pmGRR - SJU
1 stop8h 26mFrontier
Wed 1/79:23 pmSJU - GRR
1 stop23h 23mFrontier
Deal found 12/17$402
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/185:24 pmGRR - SJU
1 stop8h 26mFrontier
Thu 1/810:33 amSJU - GRR
1 stop10h 13mFrontier
Deal found 12/15$452
This Priceline deal was found by Cheapflights users on 12/16. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/255:24 pmGRR - SJU
1 stop14h 59mFrontier
Wed 12/319:37 pmSJU - GRR
1 stop11h 48mFrontier
Deal found 12/16$474
This Delta deal was found by Cheapflights users on 12/17. 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 12/2412:31 pmGRR - SJU
1 stop9h 49mDelta
Wed 12/314:48 pmSJU - GRR
1 stop6h 33mDelta
Deal found 12/17$501
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/189:00 amGRR - SJU
1 stop14h 41mMultiple Airlines
Thu 1/87:05 pmSJU - GRR
2 stops49h 13mMultiple Airlines
Deal found 12/17$503
This United Airlines deal was found by Cheapflights users on 12/17. 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.
Sun 12/211:33 pmGRR - SJU
1 stop10h 03mUnited Airlines
Wed 12/244:52 pmSJU - GRR
1 stop7h 36mUnited Airlines
Deal found 12/17$509

Find flight deals from Grand Rapids to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Grand Rapids (GRR) 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 December 17, 2025.

Round-trip from

$172
(Priceline)

One-way from

$90
(Expedia)

Popular in

December

Cheapest in

October

Average price

$710
From Grand Rapids Gerald R. Ford Intl to San Juan
Search Deals
One-way flight from Grand Rapids Gerald R. Ford Intl to San Juan
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($67 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Grand Rapids 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 December 17, 2025.
Use the filters below to find and compare flights from Grand Rapids to San Juan that are best for you.

Fly from

Grand Rapids

Fly to

San Juan

Route

Depart

Return

Price

Grand RapidsSan Juan

GRR - SJU

GRRSJU

Grand Rapids Gerald R. Ford Intl

Mon 1/26

8:46 pm-3:26 pm

1 stop17h 40m

San Juan Luis Munoz Marin Intl

Fri 1/30

8:00 am-7:38 pm

1 stop12h 38m

$215

Grand RapidsSan Juan

GRR - SJU

GRRSJU

Grand Rapids Gerald R. Ford Intl

Sun 2/22

9:15 am-10:22 pm

2 stops12h 07m

San Juan Luis Munoz Marin Intl

Wed 2/25

8:10 am-5:33 pm

2 stops10h 23m

$225

Grand RapidsSan Juan

GRR - SJU

GRRSJU

Grand Rapids Gerald R. Ford Intl

Tue 1/13

6:48 pm-12:29 pm

2 stops16h 41m

San Juan Luis Munoz Marin Intl

Wed 1/28

4:02 pm-11:30 pm

1 stop8h 28m

$225

Grand RapidsSan Juan

GRR - SJU

GRRSJU

Grand Rapids Gerald R. Ford Intl

Sun 1/25

4:51 pm-6:11 am

2 stops12h 20m

San Juan Luis Munoz Marin Intl

Thu 1/29

8:35 am-3:55 pm

1 stop8h 20m

$225

Grand RapidsSan Juan

GRR - SJU

GRRSJU

Grand Rapids Gerald R. Ford Intl

Tue 2/24

5:40 am-7:06 pm

2 stops12h 26m

San Juan Luis Munoz Marin Intl

Wed 3/4

3:54 pm-12:12 am

2 stops9h 18m

$225

Grand RapidsSan Juan

GRR - SJU

GRRSJU

Grand Rapids Gerald R. Ford Intl

Sun 3/1

4:56 pm-6:11 am

2 stops12h 15m

San Juan Luis Munoz Marin Intl

Fri 3/6

8:35 am-3:59 pm

1 stop8h 24m

$225

Grand RapidsSan Juan

GRR - SJU

GRRSJU

Grand Rapids Gerald R. Ford Intl

Mon 1/26

12:50 pm-9:00 pm

1 stop7h 10m

San Juan Luis Munoz Marin Intl

Thu 1/29

2:05 am-12:52 pm

2 stops11h 47m

$225

Grand RapidsSan Juan

GRR - SJU

GRRSJU

Grand Rapids Gerald R. Ford Intl

Sat 1/17

4:51 pm-6:11 am

2 stops12h 20m

San Juan Luis Munoz Marin Intl

Thu 1/22

8:35 am-3:55 pm

1 stop8h 20m

$225

Grand RapidsSan Juan

GRR - SJU

GRRSJU

Grand Rapids Gerald R. Ford Intl

Sun 1/25

12:45 pm-12:36 am

2 stops10h 51m

San Juan Luis Munoz Marin Intl

Wed 1/28

4:52 pm-11:40 pm

1 stop7h 48m

$225

Grand RapidsSan Juan

GRR - SJU

GRRSJU

Grand Rapids Gerald R. Ford Intl

Sun 1/25

6:00 am-8:50 pm

2 stops13h 50m

San Juan Luis Munoz Marin Intl

Thu 1/29

6:00 am-3:27 pm

2 stops10h 27m

$270

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Showing 1-10 of 17 results
1
2

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

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

How far ahead should I book a flight from Grand Rapids to San Juan?

Use this chart to determine the optimal time to book a round-trip flight from Grand Rapids to San Juan. Price data was last updated on December 12, 2025.

To ensure you get the cheapest price possible for a flight from Grand Rapids to San Juan, you should look to book at least 18 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from Grand Rapids to San Juan (average of $148). Flying from Grand Rapids to San Juan in June is currently the most expensive (average of $376). 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 time of day to fly from GRR to SJU?

Find hourly flight availability from Grand Rapids to San Juan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 17, 2025.

One of the essential ways to save on airfare from Grand Rapids to San Juan is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 45% on airfare.

What is the cheapest day to fly from Grand Rapids to San Juan?

Use this chart to determine the cheapest time to fly round-trip from Grand Rapids to San Juan. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Grand Rapids to San Juan flight should consider departing on Saturday evenings when fares are most often at their lowest. Friday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 December 17, 2025.
Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Grand Rapids to San Juan. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
7.9
Good
4,250 reviews

Boarding

8.1

Overall

7.9

Comfort

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
7.9
Good
4,250 reviews
Southwest
7.9
Good
4,250 reviews

Boarding

8.1

Overall

7.9

Comfort

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,008 reviews
Southwest
7.9
Good
4,250 reviews

Boarding

8.1

Overall

7.9

Comfort

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,092 reviews
Southwest
7.9
Good
4,250 reviews

Boarding

8.1

Overall

7.9

Comfort

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,049 reviews
Southwest
7.9
Good
4,250 reviews

Boarding

8.1

Overall

7.9

Comfort

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Frontier
5.8
Fair
3,082 reviews
Southwest
7.9
Good
4,250 reviews

Boarding

8.1

Overall

7.9

Comfort

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Grand Rapids 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 Rapids to San Juan?

    Grand Rapids Gerald R. Ford Intl (GRR) is the airport you will fly out of if you book a flight from Grand Rapids to San Juan. You should not have trouble finding flights to San Juan from Gerald R. Ford Intl; the airport handles an average of 0 outbound flights to San Juan per day. You should also have plenty of airline options to choose from since 5 airlines have flights from the Grand Rapids airport to San Juan. It is only a 9.2 mi journey to Gerald R. Ford Intl (GRR) from Grand Rapids’s city center.

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

    There are many flights that can get you from Grand Rapids to San Juan in 12h 07m. Fly via Frontier, United Airlines, or American Airlines to get the fastest option. Grand Rapids and San Juan are separated by a distance of 2037 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Cheapflights users have booked flights from Grand Rapids to San Juan round-trip from $140. Other airlines that can offer you cheap pricing are Delta, from $178, and United Airlines, from $256. Users have found that Frontier is 70% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Grand Rapids to San Juan one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $65. United Airlines flights start at $112 while deals on American Airlines start at $128 one-way.

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

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

  • How can I find direct flights from Grand Rapids 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 Rapids to San Juan.

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

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

    Currently, January is the cheapest month in which you can book a flight from Grand Rapids to San Juan (average of $148). Flying from Grand Rapids to San Juan in June is currently the most expensive (average of $376). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 5 airlines flying from Grand Rapids to San Juan

Discover the top 5 airlines that operate flights from Grand Rapids 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 December 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$140Average$291FlexibilityNo cancel feeOn-time62%
DeltaCheapest$257Average$514FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$265Average$490FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$267Average$481FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$354Average$581FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.