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Cheap flights from Santa Rosa to Costa Rica from $436

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 Costa Rica departing on 3/9. 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

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Alaska Airlines Logo
6:15 pm - 6:20 amSTS-LIR
11h 05m1 stop
Alaska Airlines Logo
10:00 am - 10:35 pmLIR-STS
13h 35m1 stop
$436Alaska Airlines
Find Deal
Mon, Mar 9 - Wed, Mar 11
Alaska Airlines Logo
8:00 am - 10:00 pmSTS-SJO
13h 00m1 stop
Alaska Airlines Logo
1:26 am - 12:08 pmSJO-STS
35h 42m2 stops
$463Alaska Airlines
Find Deal
Mon, Mar 9 - Mon, Mar 9
Alaska Airlines Logo
6:15 pm - 10:00 pmSTS-SJO
26h 45m1 stop
Alaska Airlines Logo
1:26 am - 12:56 pmSJO-STS
12h 30m1 stop
$467Alaska Airlines
Find Deal
Mon, Mar 9 - Tue, Mar 10
Alaska Airlines Logo
7:00 pm - 5:35 pmSTS-LIR
21h 35m2 stops
Alaska Airlines Logo
10:00 am - 10:35 pmLIR-STS
13h 35m1 stop
$472Alaska Airlines
Find Deal
Mon, Mar 9 - Wed, Mar 11
Alaska Airlines Logo
8:03 pm - 11:48 pmSTS-SJO
25h 45m1 stop
Alaska Airlines Logo
1:30 am - 10:19 amSJO-STS
10h 49m1 stop
$476Alaska Airlines
Find Deal
Thu, Dec 4 - Wed, Dec 10
Alaska Airlines Logo
8:03 pm - 11:48 pmSTS-SJO
25h 45m1 stop
Alaska Airlines Logo
1:30 am - 8:48 amSJO-STS
33h 18m2 stops
$477Alaska Airlines
Find Deal
Thu, Dec 4 - Sun, Dec 14
American Airlines Logo
4:27 pm - 2:25 pmSTS-LIR
19h 58m2 stops
American Airlines Logo
1:15 pm - 12:28 pmLIR-STS
25h 13m2 stops
$679American Airlines
Find Deal
Sat, Feb 14 - Sat, Feb 21
American Airlines Logo
4:21 pm - 2:27 pmSTS-LIR
20h 06m2 stops
American Airlines Logo
3:13 pm - 12:29 pmLIR-STS
23h 16m2 stops
$1,834American Airlines
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Sat, Dec 27 - Sun, Jan 4
American Airlines Logo
3:53 pm - 12:26 pmSTS-LIR
18h 33m2 stops
American Airlines Logo
3:13 pm - 12:29 pmLIR-STS
23h 16m2 stops
$1,857American Airlines
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Thu, Dec 25 - Sun, Jan 4
Multiple Airlines Logo
6:43 pm - 1:00 pmSTS-LIR
16h 17m2 stops
Multiple Airlines Logo
3:18 pm - 12:48 pmLIR-STS
23h 30m2 stops
$2,089Multiple Airlines
Find Deal
Fri, Nov 21 - Sat, Nov 29

Alaska Airlines flights from Santa Rosa to Costa Rica

Our best Alaska Airlines deals on Santa Rosa to Costa Rica flight tickets
Alaska Airlines
Mar 9
STS6:15 pmSanta Rosa Sonoma County
11h 05m
1 stop
LIR6:20 amLiberia
Mar 11
LIR10:00 amLiberia
13h 35m
1 stop
STS10:35 pmSanta Rosa Sonoma County
$436
Find similar
Alaska Airlines
Mar 9
STS8:00 amSanta Rosa Sonoma County
13h 00m
1 stop
SJO10:00 pmSan José Juan Santamaria Intl
Mar 9
SJO1:26 amSan José Juan Santamaria Intl
35h 42m
2 stops
STS12:08 pmSanta Rosa Sonoma County
$463
Find similar
Alaska Airlines
Mar 9
STS6:15 pmSanta Rosa Sonoma County
26h 45m
1 stop
SJO10:00 pmSan José Juan Santamaria Intl
Mar 10
SJO1:26 amSan José Juan Santamaria Intl
12h 30m
1 stop
STS12:56 pmSanta Rosa Sonoma County
$467
Find similar

American Airlines flights from Santa Rosa to Costa Rica

Our best American Airlines deals on Santa Rosa to Costa Rica flight tickets
American Airlines
Nov 16
STS4:23 pmSanta Rosa Sonoma County
19h 47m
2 stops
SJO2:10 pmSan José Juan Santamaria Intl
Nov 26
SJO6:22 amSan José Juan Santamaria Intl
29h 17m
2 stops
STS9:39 amSanta Rosa Sonoma County
$637
Find similar
American Airlines
Nov 18
STS1:18 pmSanta Rosa Sonoma County
22h 52m
1 stop
SJO2:10 pmSan José Juan Santamaria Intl
Nov 26
SJO2:39 pmSan José Juan Santamaria Intl
21h 00m
2 stops
STS9:39 amSanta Rosa Sonoma County
$650
Find similar
American Airlines
Feb 14
STS4:27 pmSanta Rosa Sonoma County
19h 58m
2 stops
LIR2:25 pmLiberia
Feb 21
LIR1:15 pmLiberia
25h 13m
2 stops
STS12:28 pmSanta Rosa Sonoma County
$679
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Santa Rosa to Costa Rica 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 6, 2025.
Use the filters below to find and compare flights from Santa Rosa to Costa Rica that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Santa RosaLiberia

STS - LIR

STSLIR

Santa Rosa Sonoma County

Mon 3/9

6:15 pm-6:20 am

1 stop11h 05m

Liberia

Wed 3/11

10:00 am-10:35 pm

1 stop13h 35m

$436

Santa RosaSan José

STS - SJO

STSSJO

Santa Rosa Sonoma County

Mon 3/9

8:00 am-10:00 pm

1 stop13h 00m

San José Juan Santamaria Intl

Mon 3/9

1:26 am-12:08 pm

2 stops35h 42m

$463

Santa RosaSan José

STS - SJO

STSSJO

Santa Rosa Sonoma County

Mon 3/9

6:15 pm-10:00 pm

1 stop26h 45m

San José Juan Santamaria Intl

Tue 3/10

1:26 am-12:56 pm

1 stop12h 30m

$467

Santa RosaLiberia

STS - LIR

STSLIR

Santa Rosa Sonoma County

Mon 3/9

7:00 pm-5:35 pm

2 stops21h 35m

Liberia

Wed 3/11

10:00 am-10:35 pm

1 stop13h 35m

$472

Santa RosaSan José

STS - SJO

STSSJO

Santa Rosa Sonoma County

Thu 12/4

8:03 pm-11:48 pm

1 stop25h 45m

San José Juan Santamaria Intl

Wed 12/10

1:30 am-10:19 am

1 stop10h 49m

$476

Santa RosaSan José

STS - SJO

STSSJO

Santa Rosa Sonoma County

Thu 12/4

8:03 pm-11:48 pm

1 stop25h 45m

San José Juan Santamaria Intl

Sun 12/14

1:30 am-8:48 am

2 stops33h 18m

$477

Santa RosaLiberia

STS - LIR

STSLIR

Santa Rosa Sonoma County

Sat 2/14

4:27 pm-2:25 pm

2 stops19h 58m

Liberia

Sat 2/21

1:15 pm-12:28 pm

2 stops25h 13m

$679

Santa RosaLiberia

STS - LIR

STSLIR

Santa Rosa Sonoma County

Sat 12/27

4:21 pm-2:27 pm

2 stops20h 06m

Liberia

Sun 1/4

3:13 pm-12:29 pm

2 stops23h 16m

$1,834

Santa RosaLiberia

STS - LIR

STSLIR

Santa Rosa Sonoma County

Thu 12/25

3:53 pm-12:26 pm

2 stops18h 33m

Liberia

Sun 1/4

3:13 pm-12:29 pm

2 stops23h 16m

$1,857

Santa RosaLiberia

STS - LIR

STSLIR

Santa Rosa Sonoma County

Fri 11/21

6:43 pm-1:00 pm

2 stops16h 17m

Liberia

Sat 11/29

3:18 pm-12:48 pm

2 stops23h 30m

$2,089

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Costa Rica from

How to get the cheapest flight ticket from Santa Rosa to Costa Rica

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

Can stopping save me money on Santa Rosa to Costa Rica flights?

You could potentially save up to 54% on your flight if you consider stops on a Santa Rosa to Costa Rica flight.

Cheap Santa Rosa to Costa Rica flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Santa Rosa to Costa Rica

Direct flights

None
There are no direct flights from Santa Rosa to Costa Rica. There are no popular flight routes from Santa Rosa to Costa Rica.
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  • When did momondo last update prices for flights from Santa Rosa Sonoma County Airport to Costa Rica?

    Prices for flights from Santa Rosa Sonoma County Airport to Costa Rica refresh daily.

  • How many operators does momondo search for flights from Santa Rosa Sonoma County Airport to Costa Rica?

  • How old do you have to be to fly from Santa Rosa Sonoma County Airport to Costa Rica?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Santa Rosa Sonoma County Airport to Costa Rica.

  • What documentation or ID do you need to fly to Costa Rica?

    The required travel and health documents for your Costa Rica 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 Costa Rica. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Santa Rosa to Costa Rica

Compare and see reviews for airlines that fly from Santa Rosa to Costa Rica with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom $450Free CancellationRating
8.0
11,247 reviews
Search Alaska Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Santa Rosa to Costa Rica?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Costa Rica from Santa Rosa.

Can I find flights from Santa Rosa to Costa Rica with flexible booking policies on momondo?

momondo does allow users to show only those flights to Costa Rica from Santa Rosa which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Santa Rosa to Costa Rica?

Once all potential Santa Rosa to Costa Rica 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 Costa Rica right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Santa Rosa to Costa Rica flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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