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Cheap flights from Santa Rosa to San Juan from $337

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Santa Rosa to San Juan departing on 1/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
4:23 pm - 10:26 pmSTS-SJU
26h 03m2 stops
American Airlines Logo
4:49 pm - 12:25 pmSJU-STS
23h 36m2 stops
$337American Airlines
Find Deal
Thu, Jan 29 - Wed, Feb 4
American Airlines Logo
4:23 pm - 1:37 pmSTS-SJU
17h 14m2 stops
American Airlines Logo
5:51 pm - 12:25 pmSJU-STS
22h 34m2 stops
$465American Airlines
Find Deal
Fri, Jan 30 - Mon, Feb 9
American Airlines Logo
1:18 pm - 4:06 pmSTS-SJU
22h 48m2 stops
American Airlines Logo
4:50 pm - 12:27 pmSJU-STS
23h 37m2 stops
$503American Airlines
Find Deal
Mon, Nov 24 - Sat, Dec 6
American Airlines Logo
4:23 pm - 4:20 pmSTS-SJU
19h 57m2 stops
American Airlines Logo
7:07 am - 10:58 pmSJU-STS
19h 51m2 stops
$540American Airlines
Find Deal
Fri, Jan 30 - Thu, Feb 5
American Airlines Logo
4:23 pm - 4:06 pmSTS-SJU
19h 43m2 stops
American Airlines Logo
12:49 pm - 12:27 pmSJU-STS
27h 38m2 stops
$543American Airlines
Find Deal
Tue, Nov 25 - Fri, Dec 5
American Airlines Logo
1:18 pm - 5:52 pmSTS-SJU
24h 34m2 stops
American Airlines Logo
12:49 pm - 11:52 pmSJU-STS
15h 03m2 stops
$578American Airlines
Find Deal
Mon, Nov 24 - Thu, Dec 4
American Airlines Logo
4:23 pm - 4:19 pmSTS-SJU
19h 56m2 stops
American Airlines Logo
4:41 pm - 12:27 pmSJU-STS
23h 46m2 stops
$603American Airlines
Find Deal
Sun, Nov 23 - Sat, Dec 6
American Airlines Logo
8:00 am - 12:57 pmSTS-SJU
24h 57m2 stops
American Airlines Logo
5:47 pm - 10:35 pmSJU-STS
32h 48m2 stops
$615American Airlines
Find Deal
Tue, Mar 3 - Wed, Mar 4
Alaska Airlines Logo
9:33 pm - 10:26 pmSTS-SJU
20h 53m2 stops
Alaska Airlines Logo
6:00 am - 11:11 pmSJU-STS
21h 11m2 stops
$708Alaska Airlines
Find Deal
Fri, Jan 30 - Thu, Feb 5
Alaska Airlines Logo
9:33 pm - 10:26 pmSTS-SJU
20h 53m2 stops
Alaska Airlines Logo
6:00 am - 11:11 pmSJU-STS
21h 11m2 stops
$858Alaska Airlines
Find Deal
Thu, Jan 29 - Thu, Feb 5

American Airlines flights from Santa Rosa to San Juan Luis Munoz Marin Intl Airport

Our best American Airlines deals on Santa Rosa to San Juan Luis Munoz Marin Intl Airport flight tickets
American Airlines
Jan 29
STS4:23 pmSanta Rosa Sonoma County
26h 03m
2 stops
SJU10:26 pmSan Juan Luis Munoz Marin Intl
Feb 4
SJU4:49 pmSan Juan Luis Munoz Marin Intl
23h 36m
2 stops
STS12:25 pmSanta Rosa Sonoma County
$337
Find similar
American Airlines
Jan 30
STS4:23 pmSanta Rosa Sonoma County
17h 14m
2 stops
SJU1:37 pmSan Juan Luis Munoz Marin Intl
Feb 9
SJU5:51 pmSan Juan Luis Munoz Marin Intl
22h 34m
2 stops
STS12:25 pmSanta Rosa Sonoma County
$465
Find similar
American Airlines
Nov 24
STS1:18 pmSanta Rosa Sonoma County
22h 48m
2 stops
SJU4:06 pmSan Juan Luis Munoz Marin Intl
Dec 8
SJU6:42 pmSan Juan Luis Munoz Marin Intl
21h 45m
2 stops
STS12:27 pmSanta Rosa Sonoma County
$503
Find similar

Alaska Airlines flights from Santa Rosa to San Juan Luis Munoz Marin Intl Airport

Our best Alaska Airlines deals on Santa Rosa to San Juan Luis Munoz Marin Intl Airport flight tickets
Alaska Airlines
Jan 30
STS9:33 pmSanta Rosa Sonoma County
20h 53m
2 stops
SJU10:26 pmSan Juan Luis Munoz Marin Intl
Feb 5
SJU6:00 amSan Juan Luis Munoz Marin Intl
21h 11m
2 stops
STS11:11 pmSanta Rosa Sonoma County
$708
Find similar
Alaska Airlines
Jan 29
STS9:33 pmSanta Rosa Sonoma County
20h 53m
2 stops
SJU10:26 pmSan Juan Luis Munoz Marin Intl
Feb 5
SJU6:00 amSan Juan Luis Munoz Marin Intl
21h 11m
2 stops
STS11:11 pmSanta Rosa Sonoma County
$858
Find similar
Alaska Airlines
Jan 30
STS9:33 pmSanta Rosa Sonoma County
20h 53m
2 stops
SJU10:26 pmSan Juan Luis Munoz Marin Intl
Feb 4
SJU7:07 amSan Juan Luis Munoz Marin Intl
16h 12m
2 stops
STS7:19 pmSanta Rosa Sonoma County
$862
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Santa Rosa 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 November 9, 2025.
Use the filters below to find and compare flights from Santa Rosa to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Santa RosaSan Juan

STS - SJU

STSSJU

Santa Rosa Sonoma County

Thu 1/29

4:23 pm-10:26 pm

2 stops26h 03m

San Juan Luis Munoz Marin Intl

Wed 2/4

4:49 pm-12:25 pm

2 stops23h 36m

$337

Santa RosaSan Juan

STS - SJU

STSSJU

Santa Rosa Sonoma County

Fri 1/30

4:23 pm-1:37 pm

2 stops17h 14m

San Juan Luis Munoz Marin Intl

Mon 2/9

5:51 pm-12:25 pm

2 stops22h 34m

$465

Santa RosaSan Juan

STS - SJU

STSSJU

Santa Rosa Sonoma County

Mon 11/24

1:18 pm-4:06 pm

2 stops22h 48m

San Juan Luis Munoz Marin Intl

Sat 12/6

4:50 pm-12:27 pm

2 stops23h 37m

$503

Santa RosaSan Juan

STS - SJU

STSSJU

Santa Rosa Sonoma County

Fri 1/30

4:23 pm-4:20 pm

2 stops19h 57m

San Juan Luis Munoz Marin Intl

Thu 2/5

7:07 am-10:58 pm

2 stops19h 51m

$540

Santa RosaSan Juan

STS - SJU

STSSJU

Santa Rosa Sonoma County

Tue 11/25

4:23 pm-4:06 pm

2 stops19h 43m

San Juan Luis Munoz Marin Intl

Fri 12/5

12:49 pm-12:27 pm

2 stops27h 38m

$543

Santa RosaSan Juan

STS - SJU

STSSJU

Santa Rosa Sonoma County

Mon 11/24

1:18 pm-5:52 pm

2 stops24h 34m

San Juan Luis Munoz Marin Intl

Thu 12/4

12:49 pm-11:52 pm

2 stops15h 03m

$578

Santa RosaSan Juan

STS - SJU

STSSJU

Santa Rosa Sonoma County

Sun 11/23

4:23 pm-4:19 pm

2 stops19h 56m

San Juan Luis Munoz Marin Intl

Sat 12/6

4:41 pm-12:27 pm

2 stops23h 46m

$603

Santa RosaSan Juan

STS - SJU

STSSJU

Santa Rosa Sonoma County

Tue 3/3

8:00 am-12:57 pm

2 stops24h 57m

San Juan Luis Munoz Marin Intl

Wed 3/4

5:47 pm-10:35 pm

2 stops32h 48m

$615

Santa RosaSan Juan

STS - SJU

STSSJU

Santa Rosa Sonoma County

Fri 1/30

9:33 pm-10:26 pm

2 stops20h 53m

San Juan Luis Munoz Marin Intl

Thu 2/5

6:00 am-11:11 pm

2 stops21h 11m

$708

Santa RosaSan Juan

STS - SJU

STSSJU

Santa Rosa Sonoma County

Thu 1/29

9:33 pm-10:26 pm

2 stops20h 53m

San Juan Luis Munoz Marin Intl

Thu 2/5

6:00 am-11:11 pm

2 stops21h 11m

$858

Flights are sorted by cheapest round-trip flights first.

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How to get the cheapest flight ticket from Santa Rosa 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 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 Santa Rosa is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $456. 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 Santa Rosa because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $573.

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 at noon when flights can be purchased for as low as $377. Flights in the morning are often more expensive with an average ticket price of $549.

When to book flights from Santa Rosa to San Juan Luis Munoz Marin Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Santa Rosa 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 Santa Rosa to San Juan Luis Munoz Marin Intl Airport (STS to SJU) flight deals and tips

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

Direct flights

None
There are no direct flights from Santa Rosa to San Juan Luis Munoz Marin Intl Airport. There are no popular flight routes from Santa Rosa to San Juan Luis Munoz Marin Intl Airport.
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  • How far is Santa Rosa Sonoma County to San Juan Luis Munoz Marin Intl by plane?

    Santa Rosa Sonoma County and San Juan Luis Munoz Marin Intl are 3646.3 mi apart from one another. Flights usually cover this in 12h 52m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Santa Rosa Sonoma County Airport to San Juan Luis Munoz Marin Intl Airport?

    Prices for flights from Santa Rosa Sonoma County Airport to San Juan Luis Munoz Marin Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Santa Rosa Sonoma County Airport to San Juan Luis Munoz Marin Intl Airport?

  • How old do you have to be to fly from Santa Rosa Sonoma County 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 Santa Rosa Sonoma County 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 required travel and health documents for your San Juan Luis Munoz Marin Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Juan Luis Munoz Marin Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Best airlines flying from Santa Rosa to San Juan Luis Munoz Marin Intl Airport

Compare and see reviews for airlines that fly from Santa Rosa to San Juan Luis Munoz Marin Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $374Free CancellationRating
7.2
11,047 reviews
Search American Airlines 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
Caguas
Humacao
Rio Grande
Bayamón

Why use momondo?

Why should I use momondo to find a flight deal from Santa Rosa to San Juan?

It is quick and easy to find Santa Rosa to San Juan flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to San Juan that suits you.

Can I find flights from Santa Rosa to San Juan with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to San Juan from Santa Rosa with this policy.

How can momondo help me find flights from Santa Rosa to San Juan?

Once all potential Santa Rosa to San Juan flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from Santa Rosa to San Juan now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San Juan and let you know when they change.

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