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$91+ 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 1/31. Fares are subject to change and may not be available on all flights or dates of travel.
GRR — SJU
лют. 18 — лют. 251
ср 2/18
ср 2/25
1 adult, Economy
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Cheap 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 січень 19, 2026.

Round-trip from

$266
(United Airlines)

One-way from

$91
(Frontier)

Popular in

December

Cheapest in

October

Average price

$454
From Grand Rapids Gerald R. Ford Intl to San Juan
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One-way flight from Grand Rapids Gerald R. Ford Intl to San Juan
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Highest demand for flights based on searches. 12% potential increase in price ($66 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find 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 січень 19, 2026.

This United Airlines deal was found by Cheapflights users on 1/18. 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.
нд 2/156:29 pm
GRR
-
SJU
2 stops10h 42m
United Airlines
ср 2/258:30 am
SJU
-
GRR
1 stop8h 30m
United Airlines
Deal found 1/18$266
This Frontier deal was found by Cheapflights users on 1/17. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
пн 2/236:28 pm
GRR
-
SJU
1 stop7h 25m
Frontier
чт 2/2610:57 am
SJU
-
GRR
1 stop9h 50m
Frontier
Deal found 1/17$268
This United Airlines deal was found by Cheapflights users on 1/18. 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.
ср 2/2512:50 pm
GRR
-
SJU
1 stop7h 10m
United Airlines
ср 3/42:10 pm
SJU
-
GRR
1 stop9h 58m
United Airlines
Deal found 1/18$269
This American Airlines deal was found by Cheapflights users on 1/18. 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.
пн 2/163:35 pm
GRR
-
SJU
1 stop12h 49m
American Airlines
чт 2/198:40 am
SJU
-
GRR
2 stops11h 14m
American Airlines
Deal found 1/18$271
This Priceline deal was found by Cheapflights users on 1/18. 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.
пт 1/308:33 pm
GRR
-
SJU
1 stop17h 53m
Frontier
пт 2/68:00 am
SJU
-
GRR
1 stop12h 38m
Frontier
Deal found 1/18$272
This Priceline deal was found by Cheapflights users on 1/18. 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.
пн 2/28:46 pm
GRR
-
SJU
1 stop17h 40m
Frontier
чт 2/263:53 am
SJU
-
GRR
1 stop10h 14m
Frontier
Deal found 1/18$277
This American Airlines deal was found by Cheapflights users on 1/18. 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.
нд 2/157:42 pm
GRR
-
SJU
1 stop8h 42m
American Airlines
ср 2/255:42 pm
SJU
-
GRR
1 stop6h 48m
American Airlines
Deal found 1/18$286
This American Airlines deal was found by Cheapflights users on 1/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
вт 2/38:30 am
GRR
-
SJU
1 stop11h 20m
American Airlines
вт 2/246:33 am
SJU
-
GRR
1 stop13h 21m
American Airlines
Deal found 1/17$295
This Frontier deal was found by Cheapflights users on 1/18. 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.
сб 1/248:05 pm
GRR
-
SJU
1 stop12h 49m
Frontier
сб 1/318:00 am
SJU
-
GRR
1 stop12h 10m
Frontier
Deal found 1/18$304
This Priceline deal was found by Cheapflights users on 1/17. 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.
чт 3/121:24 pm
GRR
-
SJU
1 stop9h 21m
Frontier
ср 3/183:08 am
SJU
-
GRR
1 stop9h 21m
Frontier
Deal found 1/17$306
This United Airlines deal was found by Cheapflights users on 1/18. 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.
сб 2/146:46 pm
GRR
-
SJU
2 stops10h 25m
United Airlines
чт 2/198:30 am
SJU
-
GRR
1 stop8h 30m
United Airlines
Deal found 1/18$307

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 січень 19, 2026.
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

пн 2/16

3:35 pm-5:24 am

1 stop12h 49m

San Juan Luis Munoz Marin Intl

чт 2/19

8:40 am-6:54 pm

2 stops11h 14m

$271

Grand RapidsSan Juan

GRR - SJU

GRRSJU

Grand Rapids Gerald R. Ford Intl

пн 5/4

7:24 am-2:44 pm

1 stop7h 20m

San Juan Luis Munoz Marin Intl

пт 5/8

7:40 am-4:01 pm

1 stop8h 21m

$286

Grand RapidsSan Juan

GRR - SJU

GRRSJU

Grand Rapids Gerald R. Ford Intl

сб 2/14

6:46 pm-6:11 am

2 stops10h 25m

San Juan Luis Munoz Marin Intl

чт 2/19

8:30 am-5:33 pm

1 stop10h 03m

$295

Grand RapidsSan Juan

GRR - SJU

GRRSJU

Grand Rapids Gerald R. Ford Intl

ср 2/4

11:41 am-9:00 pm

1 stop8h 19m

San Juan Luis Munoz Marin Intl

вт 2/10

2:05 am-12:52 pm

2 stops11h 47m

$295

Grand RapidsSan Juan

GRR - SJU

GRRSJU

Grand Rapids Gerald R. Ford Intl

вт 2/3

12:50 pm-12:36 am

2 stops10h 46m

San Juan Luis Munoz Marin Intl

пн 2/23

2:05 am-12:41 pm

2 stops11h 36m

$315

Grand RapidsSan Juan

GRR - SJU

GRRSJU

Grand Rapids Gerald R. Ford Intl

нд 2/15

7:42 pm-5:24 am

1 stop8h 42m

San Juan Luis Munoz Marin Intl

ср 2/18

8:00 am-5:54 pm

2 stops10h 54m

$326

Grand RapidsSan Juan

GRR - SJU

GRRSJU

Grand Rapids Gerald R. Ford Intl

вт 4/28

6:05 am-2:44 pm

1 stop8h 39m

San Juan Luis Munoz Marin Intl

сб 5/16

7:20 am-9:50 pm

2 stops14h 30m

$336

Grand RapidsSan Juan

GRR - SJU

GRRSJU

Grand Rapids Gerald R. Ford Intl

сб 5/9

7:24 am-8:38 pm

2 stops13h 14m

San Juan Luis Munoz Marin Intl

ср 5/20

7:20 am-9:50 pm

2 stops14h 30m

$336

Grand RapidsSan Juan

GRR - SJU

GRRSJU

Grand Rapids Gerald R. Ford Intl

ср 4/29

9:10 am-9:24 pm

2 stops12h 14m

San Juan Luis Munoz Marin Intl

ср 5/13

7:20 am-8:16 pm

2 stops12h 56m

$336

Grand RapidsSan Juan

GRR - SJU

GRRSJU

Grand Rapids Gerald R. Ford Intl

сб 5/2

9:00 am-8:38 pm

2 stops11h 38m

San Juan Luis Munoz Marin Intl

ср 5/13

7:40 am-4:01 pm

1 stop8h 21m

$336

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/17

Showing 1-10 of 20 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 January 16, 2026.

To ensure you get the cheapest price possible for a flight from Grand Rapids to San Juan, you should look to book at least 17 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, February is the cheapest month in which you can book a flight from Grand Rapids to San Juan (average of $159). 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.

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 січень 19, 2026.
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
8.0
Very good
4,262 reviews

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Boarding

8.1

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
8.0
Very good
4,262 reviews
Southwest
8.0
Very good
4,262 reviews

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Boarding

8.1

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
8,075 reviews
Southwest
8.0
Very good
4,262 reviews

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Boarding

8.1

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
9,176 reviews
Southwest
8.0
Very good
4,262 reviews

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Boarding

8.1

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
11,160 reviews
Southwest
8.0
Very good
4,262 reviews

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Boarding

8.1

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
5.7
Fair
3,058 reviews
Southwest
8.0
Very good
4,262 reviews

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Boarding

8.1

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 8h 19m. Fly via American Airlines, Delta, or United 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 $133. Other airlines that can offer you cheap pricing are Delta, from $178, and United Airlines, from $226. Users have found that Frontier is 71% 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 United Airlines, which is currently one of the cheapest options available, starting at $112. American Airlines flights start at $128 while deals on Delta 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, February is the cheapest month in which you can book a flight from Grand Rapids to San Juan (average of $159). 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

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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 січень 19, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$133Average$292FlexibilityNo cancel feeOn-time62%
DeltaCheapest$178Average$392FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$226Average$471FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$265Average$452FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$353Average$572FlexibilityNo cancel feeOn-time63%

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