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Luis Munoz Marin Intl

$147+ Cheap flights from Grand Rapids (GRR) to Luis Munoz Marin Intl (SJU)

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 2/26. Fares are subject to change and may not be available on all flights or dates of travel.
GRR — SJU
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Find cheap flights from Grand Rapids to Luis Munoz Marin Intl 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

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3. Compare prices and book

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Cheapflights Tip: The best prices from Grand Rapids Gerald R. Ford Intl to San Juan Luis Munoz Marin Intl are usually found in October or September, booked 50 days in advance, depart on a Monday or Tuesday and return on a Friday

Cheap flight deals from Grand Rapids to Luis Munoz Marin Intl

Cheapest flights from Grand Rapids to Luis Munoz Marin Intl
Explore the most affordable flight options available from Grand Rapids to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This Frontier deal was found by Cheapflights users on 12/10. 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.
Sat 12/135:26 pmGRR - SJU
1 stop8h 24mFrontier
Sun 12/217:10 amSJU - GRR
1 stop12h 11mFrontier
Deal found 12/10$270
This Frontier deal was found by Cheapflights users on 12/10. 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
Sat 12/209:58 pmSJU - GRR
1 stop11h 27mFrontier
Deal found 12/10$334
This Frontier deal was found by Cheapflights users on 12/10. 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
Sun 12/217:10 amSJU - GRR
1 stop12h 11mFrontier
Deal found 12/10$359
This American Airlines deal was found by Cheapflights users on 12/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/186:01 amGRR - SJU
1 stop12h 42mAmerican Airlines
Mon 12/222:31 pmSJU - GRR
2 stops10h 45mAmerican Airlines
Deal found 12/11$412
This Frontier deal was found by Cheapflights users on 12/11. 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 12/255:24 pmGRR - SJU
1 stop8h 26mFrontier
Tue 12/307:00 amSJU - GRR
1 stop12h 16mFrontier
Deal found 12/11$414
This Priceline deal was found by Cheapflights users on 12/10. 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 12/235:24 pmGRR - SJU
1 stop21h 35mFrontier
Sun 12/283:55 amSJU - GRR
1 stop29h 30mFrontier
Deal found 12/10$424
This Kiwi.com deal was found by Cheapflights users on 12/10. 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
2 stops39h 24mMultiple Airlines
Sat 12/207:35 amSJU - GRR
1 stop10h 40mMultiple Airlines
Deal found 12/10$430
This Frontier deal was found by Cheapflights users on 12/11. 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 12/255:24 pmGRR - SJU
1 stop8h 26mFrontier
Mon 12/299:37 pmSJU - GRR
1 stop11h 48mFrontier
Deal found 12/11$444
This Kiwi.com deal was found by Cheapflights users on 12/10. 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
2 stops39h 24mMultiple Airlines
Mon 12/226:28 pmSJU - GRR
1 stop29h 50mMultiple Airlines
Deal found 12/10$453
This Kiwi.com deal was found by Cheapflights users on 12/11. 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.
Mon 12/157:00 amGRR - SJU
2 stops16h 45mMultiple Airlines
Tue 12/163:55 amSJU - GRR
1 stop29h 30mMultiple Airlines
Deal found 12/11$465
This Kiwi.com deal was found by Cheapflights users on 12/11. 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.
Sat 12/135:26 pmGRR - SJU
1 stop16h 07mMultiple Airlines
Thu 12/189:06 pmSJU - GRR
2 stops36h 42mMultiple Airlines
Deal found 12/11$472

Find flight deals from Grand Rapids to Luis Munoz Marin Intl

Discover tips and strategies to find the most affordable flight options for your journey from Grand Rapids (GRR) 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 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$180
(Priceline)

One-way from

$147
(Priceline)

Popular in

December

Cheapest in

October

Average price

$673
Provider with most accurate pricing for Grand Rapids Gerald R. Ford Intl-San Juan Luis Munoz Marin Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Grand Rapids Gerald R. Ford Intl-San Juan Luis Munoz Marin Intl flights.
Search Deals
From Grand Rapids Gerald R. Ford Intl to San Juan Luis Munoz Marin Intl
Search Deals
One-way flight from Grand Rapids Gerald R. Ford Intl to San Juan Luis Munoz Marin Intl
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($58 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($20 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 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 12, 2025.
Use the filters below to find and compare flights from Grand Rapids to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Grand Rapids

Fly to

Luis Munoz Marin Intl

Route

Depart

Return

Price

Grand RapidsSan Juan

GRR - SJU

GRRSJU

Grand Rapids Gerald R. Ford Intl

Tue 2/24

12:50 pm-9:00 pm

1 stop7h 10m

San Juan Luis Munoz Marin Intl

Mon 3/9

1:05 am-12:50 pm

2 stops11h 45m

$225

Grand RapidsSan Juan

GRR - SJU

GRRSJU

Grand Rapids Gerald R. Ford Intl

Sun 2/8

6:15 am-4:36 pm

1 stop9h 21m

San Juan Luis Munoz Marin Intl

Thu 2/12

4:52 pm-11:53 pm

1 stop8h 01m

$225

Grand RapidsSan Juan

GRR - SJU

GRRSJU

Grand Rapids Gerald R. Ford Intl

Sun 1/18

6:15 am-4:36 pm

1 stop9h 21m

San Juan Luis Munoz Marin Intl

Thu 1/22

2:05 am-12:52 pm

2 stops11h 47m

$225

Grand RapidsSan Juan

GRR - SJU

GRRSJU

Grand Rapids Gerald R. Ford Intl

Sun 1/18

12:23 pm-9:54 pm

1 stop8h 31m

San Juan Luis Munoz Marin Intl

Sat 1/24

6:00 am-12:53 pm

1 stop7h 53m

$250

Grand RapidsSan Juan

GRR - SJU

GRRSJU

Grand Rapids Gerald R. Ford Intl

Tue 3/3

7:08 am-9:33 pm

2 stops13h 25m

San Juan Luis Munoz Marin Intl

Mon 3/9

4:18 pm-12:40 am

1 stop8h 22m

$265

Grand RapidsSan Juan

GRR - SJU

GRRSJU

Grand Rapids Gerald R. Ford Intl

Fri 2/20

1:10 pm-1:05 am

1 stop10h 55m

San Juan Luis Munoz Marin Intl

Fri 2/27

6:30 am-2:40 pm

1 stop9h 10m

$275

Grand RapidsSan Juan

GRR - SJU

GRRSJU

Grand Rapids Gerald R. Ford Intl

Mon 1/26

7:30 am-3:40 pm

1 stop7h 10m

San Juan Luis Munoz Marin Intl

Thu 1/29

8:35 am-3:55 pm

1 stop8h 20m

$315

Grand RapidsSan Juan

GRR - SJU

GRRSJU

Grand Rapids Gerald R. Ford Intl

Thu 2/26

8:42 pm-12:43 am

1 stop27h 01m

$147

Grand RapidsSan Juan

GRR - SJU

GRRSJU

Grand Rapids Gerald R. Ford Intl

Sat 1/3

6:46 pm-11:39 am

1 stop15h 53m

$153

Grand RapidsSan Juan

GRR - SJU

GRRSJU

Grand Rapids Gerald R. Ford Intl

Thu 2/26

7:41 pm-11:41 am

1 stop15h 00m

$153

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 16 results
1
2

Compare providers for flights from Grand Rapids 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 Rapids to Luis Munoz Marin Intl in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*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 Rapids-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 Rapids-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 Rapids-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 Rapids-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 Rapids-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 Rapids to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl 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 Luis Munoz Marin Intl Airport

How far ahead should I book a flight from Grand Rapids to San Juan Luis Munoz Marin Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Grand Rapids to Luis Munoz Marin Intl. Price data was last updated on December 5, 2025.

The best time to book flights from Grand Rapids to San Juan Luis Munoz Marin Intl Airport is 50 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from Grand Rapids to San Juan Luis Munoz Marin Intl Airport (average of $148). Flying from Grand Rapids to San Juan Luis Munoz Marin Intl Airport 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 Luis Munoz Marin Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

One of the essential ways to save on airfare from Grand Rapids to San Juan Luis Munoz Marin Intl Airport is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 22% on airfare.

What is the cheapest day to fly from Grand Rapids to San Juan Luis Munoz Marin Intl Airport?

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

Travelers seeking maximum savings on their Grand Rapids to San Juan Luis Munoz Marin Intl Airport 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.

How much does it cost to fly round-trip from Grand Rapids to San Juan Luis Munoz Marin Intl Airport?

Reviews of airlines servicing Luis Munoz Marin Intl

Get insights into the airlines that provide service to Luis Munoz Marin Intl. 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 Luis Munoz Marin Intl. Reviews last updated December 12, 2025.
See what other customers who have flown with Southwest, Delta, and United Airlines from Grand Rapids to San Juan Luis Munoz Marin Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
7.9
Good
4,253 reviews

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Overall

7.9

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
4,253 reviews
Southwest
7.9
Good
4,253 reviews

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Overall

7.9

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
4,253 reviews

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Overall

7.9

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
9,095 reviews
Southwest
7.9
Good
4,253 reviews

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Overall

7.9

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
11,050 reviews
Southwest
7.9
Good
4,253 reviews

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Overall

7.9

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
3,084 reviews
Southwest
7.9
Good
4,253 reviews

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Overall

7.9

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 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 Rapids to San Juan Luis Munoz Marin Intl?

    Most people fly from Grand Rapids Gerald R. Ford Intl (GRR) if they book a flight from Grand Rapids to San Juan Luis Munoz Marin Intl. On average, Gerald R. Ford Intl has 0 outbound flights to San Juan Luis Munoz Marin Intl per day from 5 airlines. Grand Rapids Gerald R. Ford Intl is conveniently located just 9.2 mi from Grand Rapids’s city center.

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

    Departing from Grand Rapids to San Juan Luis Munoz Marin Intl Airport will take you 7h 10m. The distance between Grand Rapids and San Juan Luis Munoz Marin Intl Airport is about 2037 mi.

  • What are the cheapest airlines flying from Grand Rapids to San Juan Luis Munoz Marin Intl Airport round-trip?

    Cheapflights users have booked flights from Grand Rapids to San Juan Luis Munoz Marin Intl Airport round-trip from $140. Other airlines that can offer you cheap pricing are Delta, from $178, and United Airlines, from $256. Frontier is priced at 70% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Grand Rapids to San Juan Luis Munoz Marin Intl Airport one-way?

    The cheapest airlines for a one-way flight from Grand Rapids to San Juan Luis Munoz Marin Intl Airport are Frontier ($81), United Airlines ($112), and American Airlines ($128).

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Grand Rapids to San Juan Luis Munoz Marin Intl Airport (average of $148). Flying from Grand Rapids to San Juan Luis Munoz Marin Intl Airport 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

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

Browse thousands of different options on Cheapflights for your next trip

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Top 5 airlines flying from Grand Rapids to Luis Munoz Marin Intl

Discover the top 5 airlines that operate flights from Grand Rapids to Luis Munoz Marin Intl. 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 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$140Average$286FlexibilityNo cancel feeOn-time62%
DeltaCheapest$257Average$488FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$265Average$488FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$283Average$482FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$354Average$581FlexibilityNo cancel feeOn-time63%

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