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Cheap flights from Rosario to San Francisco from $1,209

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Rosario to San Francisco departing on 9/22. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Rosario to San Francisco

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:40 am - 4:17 pm
ROS
-
SFO
36h 37m
2 stops
Multiple Airlines Logo
7:20 am - 6:10 am
SFO
-
ROS
18h 50m
2 stops
$1,209Multiple Airlines
Tue, Sep 22 - Thu, Oct 15
LATAM Airlines Logo
7:40 am - 3:44 pm
ROS
-
SFO
36h 04m
2 stops
LATAM Airlines Logo
7:00 am - 6:10 am
SFO
-
ROS
19h 10m
2 stops
$1,215LATAM Airlines
Tue, Jul 21 - Tue, Jul 28
Multiple Airlines Logo
7:40 am - 4:17 pm
ROS
-
SFO
36h 37m
2 stops
Multiple Airlines Logo
7:20 am - 6:10 am
SFO
-
ROS
18h 50m
2 stops
$1,319Multiple Airlines
Tue, Sep 22 - Thu, Oct 15
Copa Airlines Logo
5:09 am - 11:40 pm
ROS
-
SFO
22h 31m
1 stop
Copa Airlines Logo
8:21 pm - 12:17 am
SFO
-
ROS
23h 56m
1 stop
$1,341Copa Airlines
Tue, Sep 22 - Thu, Oct 15
Multiple Airlines Logo
7:40 am - 12:27 pm
ROS
-
SFO
32h 47m
2 stops
Multiple Airlines Logo
4:30 pm - 6:10 am
SFO
-
ROS
33h 40m
2 stops
$1,366Multiple Airlines
Fri, Jun 19 - Fri, Jul 3
Multiple Airlines Logo
7:40 am - 3:21 pm
ROS
-
SFO
35h 41m
2 stops
Multiple Airlines Logo
7:20 am - 6:10 am
SFO
-
ROS
18h 50m
2 stops
$1,367Multiple Airlines
Tue, Sep 22 - Thu, Oct 15
Multiple Airlines Logo
7:40 am - 12:45 am
ROS
-
SFO
21h 05m
2 stops
Multiple Airlines Logo
8:43 pm - 6:10 am
SFO
-
ROS
29h 27m
2 stops
$1,414Multiple Airlines
Fri, Jun 19 - Fri, Jul 3
Copa Airlines Logo
5:09 am - 6:00 pm
ROS
-
SFO
16h 51m
1 stop
Copa Airlines Logo
8:16 pm - 3:43 am
SFO
-
ROS
27h 27m
1 stop
$1,466Copa Airlines
Fri, Jul 10 - Fri, Jul 17
LATAM Airlines Logo
7:40 am - 11:25 pm
ROS
-
SFO
19h 45m
2 stops
LATAM Airlines Logo
6:19 pm - 6:10 am
SFO
-
ROS
31h 51m
2 stops
$1,559LATAM Airlines
Fri, Jun 19 - Fri, Jul 3
Multiple Airlines Logo
7:40 am - 12:24 pm
ROS
-
SFO
32h 44m
2 stops
Multiple Airlines Logo
7:46 pm - 6:10 am
SFO
-
ROS
30h 24m
2 stops
$1,611Multiple Airlines
Fri, Jul 10 - Fri, Jul 17

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Copa Airlines flights from Rosario to San Francisco

Our best Copa Airlines deals on Rosario to San Francisco flight tickets
Copa Airlines
Sep 22
ROS5:09 amRosario Fisherton
22h 31m
1 stop
SFO11:40 pmSan Francisco
Oct 15
SFO8:21 pmSan Francisco
23h 56m
1 stop
ROS12:17 amRosario Fisherton
$1,341
Copa Airlines
Jul 10
ROS5:09 amRosario Fisherton
16h 51m
1 stop
SFO6:00 pmSan Francisco
Jul 17
SFO8:16 pmSan Francisco
27h 27m
1 stop
ROS3:43 amRosario Fisherton
$1,466
Copa Airlines
Jul 21
ROS5:09 amRosario Fisherton
16h 51m
1 stop
SFO6:00 pmSan Francisco
Jul 27
SFO1:12 amSan Francisco
19h 00m
1 stop
ROS12:12 amRosario Fisherton
$1,820

LATAM Airlines flights from Rosario to San Francisco

Our best LATAM Airlines deals on Rosario to San Francisco flight tickets
LATAM Airlines
Jul 21
ROS7:40 amRosario Fisherton
36h 04m
2 stops
SFO3:44 pmSan Francisco
Jul 28
SFO7:00 amSan Francisco
19h 10m
2 stops
ROS6:10 amRosario Fisherton
$1,215
LATAM Airlines
Jun 19
ROS7:40 amRosario Fisherton
19h 45m
2 stops
SFO11:25 pmSan Francisco
Jul 3
SFO6:19 pmSan Francisco
31h 51m
2 stops
ROS6:10 amRosario Fisherton
$1,559
LATAM Airlines
Jun 19
ROS7:40 amRosario Fisherton
31h 10m
2 stops
SFO10:50 amSan Francisco
Jul 3
SFO6:19 pmSan Francisco
31h 51m
2 stops
ROS6:10 amRosario Fisherton
$1,627

momondo Fare Finder

 
Customize your flight search to find flights from Rosario to San Francisco 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 June 9, 2026.
Use the filters below to find and compare flights from Rosario to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

RosarioSan Francisco

ROS - SFO

ROSSFO

Rosario Fisherton

Tue 9/22

7:40 am-4:17 pm

2 stops36h 37m

San Francisco

Thu 10/15

7:20 am-6:10 am

2 stops18h 50m

$1,209

RosarioSan Francisco

ROS - SFO

ROSSFO

Rosario Fisherton

Tue 7/21

7:40 am-3:44 pm

2 stops36h 04m

San Francisco

Tue 7/28

7:00 am-6:10 am

2 stops19h 10m

$1,215

RosarioSan Francisco

ROS - SFO

ROSSFO

Rosario Fisherton

Tue 9/22

7:40 am-4:17 pm

2 stops36h 37m

San Francisco

Thu 10/15

7:20 am-6:10 am

2 stops18h 50m

$1,319

RosarioSan Francisco

ROS - SFO

ROSSFO

Rosario Fisherton

Tue 9/22

5:09 am-11:40 pm

1 stop22h 31m

San Francisco

Thu 10/15

8:21 pm-12:17 am

1 stop23h 56m

$1,341

RosarioSan Francisco

ROS - SFO

ROSSFO

Rosario Fisherton

Fri 6/19

7:40 am-12:27 pm

2 stops32h 47m

San Francisco

Fri 7/3

4:30 pm-6:10 am

2 stops33h 40m

$1,366

RosarioSan Francisco

ROS - SFO

ROSSFO

Rosario Fisherton

Tue 9/22

7:40 am-3:21 pm

2 stops35h 41m

San Francisco

Thu 10/15

7:20 am-6:10 am

2 stops18h 50m

$1,367

RosarioSan Francisco

ROS - SFO

ROSSFO

Rosario Fisherton

Fri 6/19

7:40 am-12:45 am

2 stops21h 05m

San Francisco

Fri 7/3

8:43 pm-6:10 am

2 stops29h 27m

$1,414
Quickest round-trip

RosarioSan Francisco

ROS - SFO

ROSSFO

Rosario Fisherton

Fri 7/10

5:09 am-6:00 pm

1 stop16h 51m

San Francisco

Fri 7/17

8:16 pm-3:43 am

1 stop27h 27m

$1,466

RosarioSan Francisco

ROS - SFO

ROSSFO

Rosario Fisherton

Fri 6/19

7:40 am-11:25 pm

2 stops19h 45m

San Francisco

Fri 7/3

6:19 pm-6:10 am

2 stops31h 51m

$1,559

RosarioSan Francisco

ROS - SFO

ROSSFO

Rosario Fisherton

Fri 7/10

7:40 am-12:24 pm

2 stops32h 44m

San Francisco

Fri 7/17

7:46 pm-6:10 am

2 stops30h 24m

$1,611

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Rosario to San Francisco

Are you open to changing your travel dates? Check out the ideal times to fly from Rosario to San Francisco according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Rosario to San Francisco (ROS to SFO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Rosario to San Francisco

Fastest flight time

16h 51m

Direct flights

None
The fastest flight from Rosario to San Francisco takes 16h 51m
There are no direct flights from Rosario to San Francisco. There are no popular flight routes from Rosario to San Francisco.
Search flight deals

Frequently asked questions about flying from Rosario to San Francisco

  • How far is Rosario Fisherton to San Francisco by plane?

    The straight-line distance from Rosario Fisherton to San Francisco is 6289.2 mi. A reasonable flight in good conditions will take 16h 51m.

  • When did momondo last update prices for flights from Rosario Fisherton Airport to San Francisco Airport?

    Prices for flights from Rosario Fisherton Airport to San Francisco Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Rosario Fisherton Airport to San Francisco Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Rosario Fisherton Airport to San Francisco Airport.

  • What documentation or ID do you need to fly to San Francisco Airport?

    The necessary travel and health documents for your San Francisco Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Rosario to San Francisco

  • How do I get Price Alerts for flights from Rosario to San Francisco?

    Search flight deals from Rosario to San Francisco. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from Rosario to San Francisco with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
Carmel-by-the-Sea
Modesto
Sonoma
Hayward
Roseville
Bodega Bay
Walnut Creek
Santa Clara
Berkeley
Fremont
Vallejo
Sunnyvale
Big Sur
South San Francisco
Pacific Grove
Daly City
Burlingame
Calistoga
Salinas

Why use momondo?

Why should I use momondo to find a flight deal from Rosario to San Francisco?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Rosario to San Francisco. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Rosario to San Francisco with flexible booking policies on momondo?

All flight searches from Rosario to San Francisco on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Rosario to San Francisco?

Once all potential Rosario to San Francisco 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 Rosario to San Francisco right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Rosario to San Francisco 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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