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Cheap flights from Green Bay to San Juan from $118

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Green Bay to San Juan departing on 3/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Green Bay to San Juan

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:31 am - 3:40 pm
GRB
-
SJU
7h 09m1 stop
United Airlines Logo
8:10 am - 7:03 pm
SJU
-
GRB
12h 53m2 stops
$235United Airlines
lun., ene. 26 - vie., ene. 30
American Airlines Logo
11:20 am - 9:39 pm
GRB
-
SJU
8h 19m1 stop
American Airlines Logo
6:00 am - 10:10 pm
SJU
-
GRB
18h 10m2 stops
$268American Airlines
mar., feb. 10 - sáb., feb. 14
American Airlines Logo
11:20 am - 9:39 pm
GRB
-
SJU
8h 19m1 stop
American Airlines Logo
6:00 am - 10:10 pm
SJU
-
GRB
18h 10m1 stop
$301American Airlines
mar., feb. 10 - sáb., feb. 14
United Airlines Logo
6:31 am - 3:40 pm
GRB
-
SJU
7h 09m1 stop
United Airlines Logo
8:10 am - 7:03 pm
SJU
-
GRB
12h 53m2 stops
$325United Airlines
lun., ene. 26 - vie., ene. 30
American Airlines Logo
9:58 am - 11:27 pm
GRB
-
SJU
11h 29m2 stops
American Airlines Logo
4:18 pm - 9:30 am
SJU
-
GRB
18h 12m2 stops
$350American Airlines
jue., mar. 5 - mié., mar. 11
American Airlines Logo
11:20 am - 9:39 pm
GRB
-
SJU
8h 19m1 stop
American Airlines Logo
6:00 am - 8:27 pm
SJU
-
GRB
16h 27m1 stop
$357American Airlines
mar., feb. 10 - mar., feb. 24
American Airlines Logo
9:58 am - 11:27 pm
GRB
-
SJU
11h 29m2 stops
American Airlines Logo
7:40 am - 11:36 pm
SJU
-
GRB
16h 56m2 stops
$383American Airlines
jue., mar. 5 - jue., mar. 12
American Airlines Logo
6:00 am - 9:39 pm
GRB
-
SJU
13h 39m1 stop
American Airlines Logo
6:00 am - 4:52 pm
SJU
-
GRB
12h 52m1 stop
$390American Airlines
mar., feb. 10 - sáb., feb. 14
United Airlines Logo
6:31 am - 3:40 pm
GRB
-
SJU
7h 09m1 stop
United Airlines Logo
8:10 am - 7:03 pm
SJU
-
GRB
12h 53m2 stops
$399United Airlines
lun., ene. 26 - vie., ene. 30
American Airlines Logo
6:39 pm - 3:46 pm
GRB
-
SJU
19h 07m2 stops
American Airlines Logo
6:00 am - 5:53 pm
SJU
-
GRB
13h 53m2 stops
$420American Airlines
vie., feb. 27 - lun., mar. 2

United Airlines flights from Green Bay to San Juan Luis Munoz Marin Intl Airport

Our best United Airlines deals on Green Bay to San Juan Luis Munoz Marin Intl Airport flight tickets
United Airlines
Jan 26
GRB6:31 amGreen Bay Austin-Straubel
7h 09m
1 stop
SJU3:40 pmSan Juan Luis Munoz Marin Intl
Jan 30
SJU8:10 amSan Juan Luis Munoz Marin Intl
12h 53m
2 stops
GRB7:03 pmGreen Bay Austin-Straubel
$235
Find similar
United Airlines
Jan 26
GRB6:31 amGreen Bay Austin-Straubel
7h 09m
1 stop
SJU3:40 pmSan Juan Luis Munoz Marin Intl
Jan 30
SJU8:10 amSan Juan Luis Munoz Marin Intl
12h 53m
2 stops
GRB7:03 pmGreen Bay Austin-Straubel
$325
Find similar
United Airlines
Jan 26
GRB6:31 amGreen Bay Austin-Straubel
7h 09m
1 stop
SJU3:40 pmSan Juan Luis Munoz Marin Intl
Jan 30
SJU8:10 amSan Juan Luis Munoz Marin Intl
12h 53m
2 stops
GRB7:03 pmGreen Bay Austin-Straubel
$399
Find similar

American Airlines flights from Green Bay to San Juan Luis Munoz Marin Intl Airport

Our best American Airlines deals on Green Bay to San Juan Luis Munoz Marin Intl Airport flight tickets
American Airlines
Feb 10
GRB11:20 amGreen Bay Austin-Straubel
8h 19m
1 stop
SJU9:39 pmSan Juan Luis Munoz Marin Intl
Feb 14
SJU6:00 amSan Juan Luis Munoz Marin Intl
18h 10m
2 stops
GRB10:10 pmGreen Bay Austin-Straubel
$268
Find similar
American Airlines
Feb 10
GRB11:20 amGreen Bay Austin-Straubel
8h 19m
1 stop
SJU9:39 pmSan Juan Luis Munoz Marin Intl
Feb 14
SJU6:00 amSan Juan Luis Munoz Marin Intl
18h 10m
1 stop
GRB10:10 pmGreen Bay Austin-Straubel
$301
Find similar
American Airlines
Mar 5
GRB9:58 amGreen Bay Austin-Straubel
11h 29m
2 stops
SJU11:27 pmSan Juan Luis Munoz Marin Intl
Mar 11
SJU4:18 pmSan Juan Luis Munoz Marin Intl
18h 12m
2 stops
GRB9:30 amGreen Bay Austin-Straubel
$350
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Green Bay to San Juan Luis Munoz Marin Intl Airport 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, momondo users made 832,500 searches. Data last updated diciembre 26, 2025.
Use the filters below to find and compare flights from Green Bay to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Green BaySan Juan

GRB - SJU

GRBSJU

Green Bay Austin-Straubel

lun. 1/26

6:31 am-3:40 pm

1 stop7h 09m

San Juan Luis Munoz Marin Intl

vie. 1/30

8:10 am-7:03 pm

2 stops12h 53m

$235

Green BaySan Juan

GRB - SJU

GRBSJU

Green Bay Austin-Straubel

mar. 2/10

11:20 am-9:39 pm

1 stop8h 19m

San Juan Luis Munoz Marin Intl

sáb. 2/14

6:00 am-10:10 pm

2 stops18h 10m

$268

Green BaySan Juan

GRB - SJU

GRBSJU

Green Bay Austin-Straubel

mar. 2/10

11:20 am-9:39 pm

1 stop8h 19m

San Juan Luis Munoz Marin Intl

sáb. 2/14

6:00 am-10:10 pm

1 stop18h 10m

$301

Green BaySan Juan

GRB - SJU

GRBSJU

Green Bay Austin-Straubel

lun. 1/26

6:31 am-3:40 pm

1 stop7h 09m

San Juan Luis Munoz Marin Intl

vie. 1/30

8:10 am-7:03 pm

2 stops12h 53m

$325

Green BaySan Juan

GRB - SJU

GRBSJU

Green Bay Austin-Straubel

jue. 3/5

9:58 am-11:27 pm

2 stops11h 29m

San Juan Luis Munoz Marin Intl

mié. 3/11

4:18 pm-9:30 am

2 stops18h 12m

$350

Green BaySan Juan

GRB - SJU

GRBSJU

Green Bay Austin-Straubel

mar. 2/10

11:20 am-9:39 pm

1 stop8h 19m

San Juan Luis Munoz Marin Intl

mar. 2/24

6:00 am-8:27 pm

1 stop16h 27m

$357

Green BaySan Juan

GRB - SJU

GRBSJU

Green Bay Austin-Straubel

jue. 3/5

9:58 am-11:27 pm

2 stops11h 29m

San Juan Luis Munoz Marin Intl

jue. 3/12

7:40 am-11:36 pm

2 stops16h 56m

$383

Green BaySan Juan

GRB - SJU

GRBSJU

Green Bay Austin-Straubel

mar. 2/10

6:00 am-9:39 pm

1 stop13h 39m

San Juan Luis Munoz Marin Intl

sáb. 2/14

6:00 am-4:52 pm

1 stop12h 52m

$390

Green BaySan Juan

GRB - SJU

GRBSJU

Green Bay Austin-Straubel

lun. 1/26

6:31 am-3:40 pm

1 stop7h 09m

San Juan Luis Munoz Marin Intl

vie. 1/30

8:10 am-7:03 pm

2 stops12h 53m

$399

Green BaySan Juan

GRB - SJU

GRBSJU

Green Bay Austin-Straubel

vie. 2/27

6:39 pm-3:46 pm

2 stops19h 07m

San Juan Luis Munoz Marin Intl

lun. 3/2

6:00 am-5:53 pm

2 stops13h 53m

$420

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
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See travel insights to San Juan from

How to get the cheapest flight ticket from Green Bay to San Juan Luis Munoz Marin Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to San Juan Luis Munoz Marin Intl Airport?

If you aren’t able to travel to San Juan Luis Munoz Marin Intl Airport during the month of September, then flying in July is also cheap. Prices for this month can be found on momondo for an average of $422.

What is the cheapest day to depart on your flight to San Juan Luis Munoz Marin Intl Airport?

On average, the least expensive day to fly to San Juan Luis Munoz Marin Intl Airport from Green Bay is on a Monday. momondo users have found tickets for Monday departures for as low as $447. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Friday is the most expensive day to depart from Green Bay because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $615.

What is the cheapest time of day to depart on your flight to San Juan Luis Munoz Marin Intl Airport?

The cheapest time of day to fly to San Juan Luis Munoz Marin Intl Airport is in the afternoon when flights can be purchased for as low as $372. Flights in the morning are often more expensive with an average ticket price of $487.

How far in advance should I book a flight to San Juan Luis Munoz Marin Intl Airport?

You are more likely to see cheaper flights to San Juan Luis Munoz Marin Intl Airport from Green Bay when booking weeks ahead of your departure date. In general, you can expect to find flights to San Juan Luis Munoz Marin Intl Airport for around $567 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Juan Luis Munoz Marin Intl Airport from Green Bay for as low as $323 on momondo.

Can stopping save me money on Green Bay to San Juan Luis Munoz Marin Intl Airport flights?

You could potentially save up to 15% on your flight if you consider stops on a Green Bay to San Juan Luis Munoz Marin Intl Airport flight.

How have Green Bay to San Juan Luis Munoz Marin Intl Airport flight prices changed over time?

As of December 2025, prices for Green Bay to San Juan Luis Munoz Marin Intl Airport flights are approximately 36% more expensive when compared to flights at the same time last year.

When to book flights from Green Bay to San Juan Luis Munoz Marin Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Green Bay to San Juan Luis Munoz Marin Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Green Bay to San Juan Luis Munoz Marin Intl Airport (GRB to SJU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Green Bay to San Juan Luis Munoz Marin Intl Airport

Fastest flight time

6h 57m

Direct flights

None
The fastest flight from Green Bay to San Juan Luis Munoz Marin Intl Airport takes 6h 57m
There are no direct flights from Green Bay to San Juan Luis Munoz Marin Intl Airport. There are no popular flight routes from Green Bay to San Juan Luis Munoz Marin Intl Airport.
Search flight deals

  • How far is Green Bay Austin-Straubel to San Juan Luis Munoz Marin Intl by plane?

    There are 2203.5 mi between Green Bay Austin-Straubel and San Juan Luis Munoz Marin Intl. In terms of flight time, this usually takes a little over 6h 57m.

  • When did momondo last update prices for flights from Green Bay Austin-Straubel Airport to San Juan Luis Munoz Marin Intl Airport?

    Prices for flights from Green Bay Austin-Straubel Airport to San Juan Luis Munoz Marin Intl Airport are updated daily.

  • How many operators does momondo search for flights from Green Bay Austin-Straubel Airport to San Juan Luis Munoz Marin Intl Airport?

  • How old do you have to be to fly from Green Bay Austin-Straubel Airport to San Juan Luis Munoz Marin Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Green Bay Austin-Straubel Airport to San Juan Luis Munoz Marin Intl Airport.

  • What documentation or ID do you need to fly to San Juan Luis Munoz Marin Intl Airport?

    The travel and health documents you'll need for your trip to San Juan Luis Munoz Marin Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Juan Luis Munoz Marin Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Green Bay to San Juan Luis Munoz Marin Intl Airport?

Best airlines flying from Green Bay to San Juan Luis Munoz Marin Intl Airport

Compare and see reviews for airlines that fly from Green Bay to San Juan Luis Munoz Marin Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $275Free CancellationRating
7.4
9,115 reviews
Search United Airlines flights
American AirlinesPriceFrom $285Free CancellationRating
7.2
11,062 reviews
Search American Airlines flights
DeltaPriceFrom $358Free CancellationRating
7.9
8,013 reviews
Search Delta flights

Traveling to a place near San Juan?

Book flights to San Juan if you plan to visit one of these locations
Carolina
Fajardo
Dorado
Luquillo
Humacao
Caguas
Rio Grande
Bayamón

Why use momondo?

Why should I use momondo to find a flight deal from Green Bay to San Juan?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Green Bay to San Juan for you.

Can I find flights from Green Bay to San Juan with flexible booking policies on momondo?

Yes. All flights to San Juan from Green Bay on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Green Bay to San Juan?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Juan from Green Bay.

I’m not ready to book a flight from Green Bay to San Juan right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to San Juan from Green Bay. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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