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San Juan

$540+ Cheap flights from Santa Rosa (STS) to San Juan

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
STS — SJU
dic. 13 — dic. 201
sáb. 12/13
sáb. 12/20
1 adult, Economy
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Find flight deals from Santa Rosa to San Juan

Cheapest flights from Santa Rosa to San Juan
Explore the most affordable flight options available from Santa Rosa to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 13, 2025.

This American Airlines deal was found by Cheapflights users on 11/13. 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.
mar. 12/912:57 pmSTS - SJU
2 stops23h 00mAmerican Airlines
jue. 12/186:44 amSJU - STS
2 stops21h 34mAmerican Airlines
Deal found 11/13$540
This American Airlines deal was found by Cheapflights users on 11/13. 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.
vie. 12/1212:57 pmSTS - SJU
2 stops29h 08mAmerican Airlines
jue. 12/185:24 amSJU - STS
2 stops14h 27mAmerican Airlines
Deal found 11/13$541
This American Airlines deal was found by Cheapflights users on 11/13. 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.
lun. 12/157:00 amSTS - SJU
2 stops23h 09mAmerican Airlines
jue. 12/185:24 amSJU - STS
2 stops22h 54mAmerican Airlines
Deal found 11/13$615
This American Airlines deal was found by Cheapflights users on 11/13. 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.
vie. 12/1212:57 pmSTS - SJU
2 stops29h 08mAmerican Airlines
vie. 12/196:44 amSJU - STS
2 stops21h 34mAmerican Airlines
Deal found 11/13$616
This American Airlines deal was found by Cheapflights users on 11/11. 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.
mié. 12/3112:59 pmSTS - SJU
2 stops31h 00mAmerican Airlines
jue. 1/84:28 pmSJU - STS
2 stops23h 57mAmerican Airlines
Deal found 11/11$621
This American Airlines deal was found by Cheapflights users on 11/13. 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.
mar. 12/912:57 pmSTS - SJU
2 stops23h 00mAmerican Airlines
sáb. 12/208:35 pmSJU - STS
2 stops31h 43mAmerican Airlines
Deal found 11/13$668
This Alaska Airlines deal was found by Cheapflights users on 11/13. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/156:43 pmSTS - SJU
2 stops22h 42mAlaska Airlines
vie. 12/196:44 amSJU - STS
2 stops21h 15mAlaska Airlines
Deal found 11/13$701
This Alaska Airlines deal was found by Cheapflights users on 11/13. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/126:43 pmSTS - SJU
2 stops40h 12mAlaska Airlines
jue. 12/186:44 amSJU - STS
2 stops21h 15mAlaska Airlines
Deal found 11/13$708
This Alaska Airlines deal was found by Cheapflights users on 11/13. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/156:43 pmSTS - SJU
2 stops22h 42mAlaska Airlines
sáb. 12/206:44 amSJU - STS
2 stops32h 39mAlaska Airlines
Deal found 11/13$741
This American Airlines deal was found by Cheapflights users on 11/13. 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.
sáb. 12/1312:57 pmSTS - SJU
2 stops21h 58mAmerican Airlines
sáb. 12/208:35 pmSJU - STS
2 stops31h 43mAmerican Airlines
Deal found 11/13$744
This American Airlines deal was found by Cheapflights users on 11/11. 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.
mié. 12/3112:59 pmSTS - SJU
2 stops18h 58mAmerican Airlines
mié. 1/76:30 amSJU - STS
2 stops13h 23mAmerican Airlines
Deal found 11/11$750
This American Airlines deal was found by Cheapflights users on 11/13. 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.
jue. 12/1112:57 pmSTS - SJU
2 stops19h 02mAmerican Airlines
jue. 12/185:24 amSJU - STS
2 stops22h 54mAmerican Airlines
Deal found 11/13$781

Cheap flight deals from Santa Rosa to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Santa Rosa (STS) 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 noviembre 13, 2025.

Round-trip from

$540
(American Airlines)

Popular in

December

Cheapest in

May

Average price

$510
From Santa Rosa Sonoma County to San Juan
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($30 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Santa Rosa 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 noviembre 13, 2025.
Use the filters below to find and compare flights from Santa Rosa to San Juan that are best for you.

Fly from

Santa Rosa

Fly to

San Juan

Route

Depart

Return

Price

Santa RosaSan Juan

STS - SJU

STSSJU

Santa Rosa Sonoma County

mar. 12/9

12:57 pm-3:57 pm

2 stops23h 00m

San Juan Luis Munoz Marin Intl

jue. 12/18

6:44 am-12:18 am

2 stops21h 34m

$540

Santa RosaSan Juan

STS - SJU

STSSJU

Santa Rosa Sonoma County

mié. 12/10

12:57 pm-3:02 pm

2 stops22h 05m

San Juan Luis Munoz Marin Intl

jue. 12/18

12:47 pm-12:18 am

2 stops15h 31m

$540

Santa RosaSan Juan

STS - SJU

STSSJU

Santa Rosa Sonoma County

mar. 3/3

7:00 am-12:57 pm

2 stops25h 57m

San Juan Luis Munoz Marin Intl

mié. 3/4

3:32 pm-10:11 am

2 stops22h 39m

$615

Santa RosaSan Juan

STS - SJU

STSSJU

Santa Rosa Sonoma County

sáb. 12/13

12:57 pm-2:55 pm

2 stops21h 58m

San Juan Luis Munoz Marin Intl

jue. 12/18

12:47 pm-12:18 am

2 stops15h 31m

$616

Santa RosaSan Juan

STS - SJU

STSSJU

Santa Rosa Sonoma County

mar. 3/17

4:12 pm-1:35 pm

2 stops18h 23m

San Juan Luis Munoz Marin Intl

lun. 3/23

6:20 am-11:41 pm

2 stops20h 21m

$616

Santa RosaSan Juan

STS - SJU

STSSJU

Santa Rosa Sonoma County

vie. 12/12

12:57 pm-10:05 pm

2 stops29h 08m

San Juan Luis Munoz Marin Intl

vie. 12/19

6:44 am-12:18 am

2 stops21h 34m

$616

Santa RosaSan Juan

STS - SJU

STSSJU

Santa Rosa Sonoma County

mar. 12/9

12:57 pm-3:57 pm

2 stops23h 00m

San Juan Luis Munoz Marin Intl

sáb. 12/20

8:35 pm-12:18 am

2 stops31h 43m

$668

Santa RosaSan Juan

STS - SJU

STSSJU

Santa Rosa Sonoma County

dom. 12/14

12:57 pm-3:57 pm

2 stops23h 00m

San Juan Luis Munoz Marin Intl

vie. 12/19

10:25 am-12:18 am

2 stops17h 53m

$668

Santa RosaSan Juan

STS - SJU

STSSJU

Santa Rosa Sonoma County

lun. 12/15

6:43 pm-9:25 pm

2 stops22h 42m

San Juan Luis Munoz Marin Intl

vie. 12/19

6:44 am-11:59 pm

2 stops21h 15m

$701

Santa RosaSan Juan

STS - SJU

STSSJU

Santa Rosa Sonoma County

vie. 12/12

6:43 pm-2:55 pm

2 stops40h 12m

San Juan Luis Munoz Marin Intl

jue. 12/18

6:44 am-11:59 pm

2 stops21h 15m

$708

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/13

Showing 1-10 of 11 results
1
2

Best time to book a flight from Santa Rosa to San Juan

Have a flexible travel schedule? Discover the best time to fly to San Juan from Santa Rosa 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 Santa Rosa to San Juan

What is the cheapest month to book a flight from Santa Rosa to San Juan?

Currently, April is the cheapest month in which you can book a flight from Santa Rosa to San Juan (average of $179). Flying from Santa Rosa to San Juan in November is currently the most expensive (average of $330). 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 noviembre 13, 2025.
Read reviews from past customers who have flown American Airlines from Santa Rosa 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.
American Airlines
7.2
Good
11,050 reviews

Crew

8.0

Overall

7.2

Entertainment

6.9

Boarding

7.5

Comfort

7.2

Food

6.4

Reviews

1 / 20
8.0
Excellent

Monica,Nov 2025

JAC - DFW

At least there was an option of entertainment on this flight.
American Airlines
7.2
Good
11,050 reviews
American Airlines
7.2
Good
11,050 reviews

Crew

8.0

Overall

7.2

Entertainment

6.9

Boarding

7.5

Comfort

7.2

Food

6.4

Reviews

1 / 20
8.0
Excellent

Monica,Nov 2025

JAC - DFW

At least there was an option of entertainment on this flight.

Related info for your journey

Find useful and relevant information for your journey from Santa Rosa 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 Santa Rosa to San Juan?

    Located just 7.2 mi from the city center, Santa Rosa Sonoma County is the airport most travelers will use when flying to San Juan from Santa Rosa. Booking flights from Sonoma County (STS) to San Juan should be relatively easy as there are 0 daily outbound flights to San Juan from 1 airline.

  • How long is the flight from Santa Rosa to San Juan?

    Departing from Santa Rosa to San Juan will take you 23h. The distance between Santa Rosa and San Juan is about 3652 mi.

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

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

  • How can I find direct flights from Santa Rosa to San Juan?

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

  • Can I find deals for business class flights from Santa Rosa to San Juan?

    Yes. Cheapflights offers flight deals from Santa Rosa 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 Santa Rosa to San Juan?

    Currently, April is the cheapest month in which you can book a flight from Santa Rosa to San Juan (average of $179). Flying from Santa Rosa to San Juan in November is currently the most expensive (average of $330). 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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Top airline flying from Santa Rosa to San Juan

Discover the top airline that operate flights from Santa Rosa 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 noviembre 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$374Average$872FlexibilityNo cancel feeOn-time71%

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