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San Juan

$210+ Cheap flights from Green Bay (GRB) 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 2/7. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — SJU
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Green Bay to San Juan

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

This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/125:18 pm
GRB
-
SJU
2 stops26h 33m
American Airlines
Tue 4/145:45 am
SJU
-
GRB
2 stops16h 54m
American Airlines
Deal found 1/27$324
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/156:32 pm
GRB
-
SJU
1 stop8h 52m
American Airlines
Thu 2/196:33 am
SJU
-
GRB
1 stop15h 09m
American Airlines
Deal found 1/27$338
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/39:51 am
GRB
-
SJU
2 stops11h 40m
American Airlines
Tue 3/105:28 am
SJU
-
GRB
1 stop15h 14m
American Airlines
Deal found 1/27$359
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/165:00 am
GRB
-
SJU
1 stop8h 20m
American Airlines
Thu 2/196:33 am
SJU
-
GRB
1 stop15h 09m
American Airlines
Deal found 1/27$363
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/105:18 pm
GRB
-
SJU
2 stops27h 47m
American Airlines
Tue 4/145:45 am
SJU
-
GRB
2 stops16h 54m
American Airlines
Deal found 1/27$369
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/146:30 am
GRB
-
SJU
1 stop7h 14m
United Airlines
Tue 4/141:00 am
SJU
-
GRB
2 stops11h 59m
United Airlines
Deal found 1/27$374
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/126:30 am
GRB
-
SJU
1 stop7h 14m
United Airlines
Tue 4/141:00 am
SJU
-
GRB
2 stops11h 59m
United Airlines
Deal found 1/27$379
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/1011:20 am
GRB
-
SJU
1 stop8h 19m
American Airlines
Tue 2/245:25 pm
SJU
-
GRB
1 stop17h 59m
American Airlines
Deal found 1/27$411
This Delta deal was found by Cheapflights users on 1/26. 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.
Sun 2/85:12 am
GRB
-
SJU
1 stop10h 05m
Delta
Fri 2/132:12 pm
SJU
-
GRB
1 stop10h 12m
Delta
Deal found 1/26$420
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/138:00 am
GRB
-
SJU
2 stops12h 24m
United Airlines
Tue 4/141:00 am
SJU
-
GRB
2 stops11h 59m
United Airlines
Deal found 1/27$428
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/265:00 am
GRB
-
SJU
2 stops14h 49m
American Airlines
Thu 3/58:40 am
SJU
-
GRB
2 stops13h 02m
American Airlines
Deal found 1/27$431
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/96:38 pm
GRB
-
SJU
2 stops17h 02m
American Airlines
Wed 3/187:40 am
SJU
-
GRB
2 stops12h 52m
American Airlines
Deal found 1/27$448

Find flight deals from Green Bay to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Green Bay (GRB) 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

$324
(American Airlines)

One-way from

$210
(Delta)

Popular in

December

Cheapest in

September

Average price

$745
From Green Bay Austin-Straubel to San Juan
Search Deals
One-way flight from Green Bay Austin-Straubel to San Juan
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($140 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Green Bay 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 Green Bay to San Juan that are best for you.

Fly from

Green Bay

Fly to

San Juan

Route

Depart

Return

Price

Green BaySan Juan

GRB - SJU

GRBSJU

Green Bay Austin-Straubel

Tue 3/3

6:01 am-4:28 pm

1 stop8h 27m

San Juan Luis Munoz Marin Intl

Tue 3/10

5:28 am-6:01 pm

1 stop13h 33m

$359

Green BaySan Juan

GRB - SJU

GRBSJU

Green Bay Austin-Straubel

Tue 3/10

5:00 am-8:50 pm

2 stops14h 50m

San Juan Luis Munoz Marin Intl

Thu 3/19

7:40 am-7:42 pm

2 stops13h 02m

$359

Green BaySan Juan

GRB - SJU

GRBSJU

Green Bay Austin-Straubel

Fri 4/10

5:18 pm-10:05 pm

2 stops27h 47m

San Juan Luis Munoz Marin Intl

Tue 4/14

5:45 am-9:39 pm

2 stops16h 54m

$369

Green BaySan Juan

GRB - SJU

GRBSJU

Green Bay Austin-Straubel

Tue 4/14

6:30 am-2:44 pm

1 stop7h 14m

San Juan Luis Munoz Marin Intl

Tue 4/14

1:00 am-11:59 am

2 stops11h 59m

$374

Green BaySan Juan

GRB - SJU

GRBSJU

Green Bay Austin-Straubel

Sun 4/12

6:30 am-2:44 pm

1 stop7h 14m

San Juan Luis Munoz Marin Intl

Tue 4/14

1:00 am-11:59 am

2 stops11h 59m

$379

Green BaySan Juan

GRB - SJU

GRBSJU

Green Bay Austin-Straubel

Tue 2/10

5:12 am-2:31 pm

1 stop7h 19m

San Juan Luis Munoz Marin Intl

Sat 2/14

7:00 am-4:39 pm

2 stops11h 39m

$420

Green BaySan Juan

GRB - SJU

GRBSJU

Green Bay Austin-Straubel

Sun 2/8

5:12 am-5:17 pm

1 stop10h 05m

San Juan Luis Munoz Marin Intl

Wed 2/11

7:30 am-8:43 pm

2 stops15h 13m

$420

Green BaySan Juan

GRB - SJU

GRBSJU

Green Bay Austin-Straubel

Sun 2/8

7:00 am-8:58 pm

2 stops11h 58m

San Juan Luis Munoz Marin Intl

Fri 2/13

2:12 pm-10:24 pm

1 stop10h 12m

$420

Green BaySan Juan

GRB - SJU

GRBSJU

Green Bay Austin-Straubel

Sun 2/8

4:53 pm-10:48 am

2 stops15h 55m

San Juan Luis Munoz Marin Intl

Fri 2/13

6:33 am-6:01 pm

1 stop13h 28m

$420

Green BaySan Juan

GRB - SJU

GRBSJU

Green Bay Austin-Straubel

Sat 2/7

5:12 am-5:22 pm

1 stop10h 10m

$210

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 13 results
1
2

Best time to book a flight from Green Bay to San Juan

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

How far ahead should I book a flight from Green Bay to San Juan?

Use this chart to determine the optimal time to book a round-trip flight from Green Bay to San Juan. Price data was last updated on January 23, 2026.

To ensure you get the cheapest price possible for a flight from Green Bay to San Juan, you should look to book at least 52 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 Green Bay to San Juan?

Currently, April is the cheapest month in which you can book a flight from Green Bay to San Juan (average of $248). Flying from Green Bay to San Juan in August is currently the most expensive (average of $595). 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 January 29, 2026.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Green Bay to San Juan by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,128 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Overall

7.9

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,128 reviews
Delta
7.9
Good
8,128 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Overall

7.9

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,215 reviews
Delta
7.9
Good
8,128 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Overall

7.9

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,205 reviews
Delta
7.9
Good
8,128 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Overall

7.9

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Green Bay 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 Green Bay to San Juan?

    Located just 5.9 mi from the city center, Green Bay Austin-Straubel is the airport most travelers will use when flying to San Juan from Green Bay. Booking flights from Austin-Straubel (GRB) to San Juan should be relatively easy as there are 0 daily outbound flights to San Juan from 3 different airlines.

  • How long is the flight from Green Bay to San Juan?

    For as low as $359, American Airlines can have you in San Juan from Green Bay in 8h 27m. Airlines will cover a distance of 2205 mi.

  • What are the cheapest airlines flying from Green Bay to San Juan round-trip?

    According to our current data, American Airlines ($268), Delta ($305), and United Airlines ($311) offers the cheapest pricing from Green Bay to San Juan. American Airlines is currently priced 54% below the average price you’ll pay for this route.

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

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

  • How can I find direct flights from Green Bay to San Juan?

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

  • Can I find deals for business class flights from Green Bay to San Juan?

    Yes. Cheapflights offers flight deals from Green Bay 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 Green Bay to San Juan?

    Currently, April is the cheapest month in which you can book a flight from Green Bay to San Juan (average of $248). Flying from Green Bay to San Juan in August is currently the most expensive (average of $595). 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 Green Bay to San Juan

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Top 3 airlines flying from Green Bay to San Juan

Discover the top 3 airlines that operate flights from Green Bay 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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$268Average$471FlexibilityNo cancel feeOn-time71%
DeltaCheapest$305Average$744FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$311Average$543FlexibilityNo cancel feeOn-time69%

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