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$282+ Cheap flights from Watertown, NY to San Francisco (ART - SFO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/17. Fares are subject to change and may not be available on all flights or dates of travel.
ART — SFO
Feb 27 — Mar 61
Fri 2/27
Fri 3/6
1 adult, Economy
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Cheap flight deals from Watertown to San Francisco

Cheapest flights from Watertown to San Francisco
Explore the most affordable flight options available from Watertown to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 28, 2026.

This American Airlines deal was found by Cheapflights users on 1/27. 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.
Wed 2/117:00 am
ART
-
SFO
2 stops10h 37m
American Airlines
Sun 2/156:00 am
SFO
-
ART
2 stops13h 55m
American Airlines
Deal found 1/27$470
This American Airlines deal was found by Cheapflights users on 1/28. 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.
Wed 2/117:00 am
ART
-
SFO
2 stops10h 37m
American Airlines
Mon 2/2311:30 pm
SFO
-
ART
2 stops13h 11m
American Airlines
Deal found 1/28$540
This American Airlines deal was found by Cheapflights users on 1/28. 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.
Thu 2/126:00 am
ART
-
SFO
1 stop8h 46m
American Airlines
Mon 2/2311:35 pm
SFO
-
ART
2 stops13h 06m
American Airlines
Deal found 1/28$579
This American Airlines deal was found by Cheapflights users on 1/27. 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.
Thu 2/126:00 am
ART
-
SFO
2 stops13h 43m
American Airlines
Wed 2/1812:30 am
SFO
-
ART
2 stops12h 11m
American Airlines
Deal found 1/27$584
This American Airlines deal was found by Cheapflights users on 1/27. 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.
Sat 2/144:06 pm
ART
-
SFO
1 stop9h 43m
American Airlines
Wed 2/1812:30 am
SFO
-
ART
2 stops12h 11m
American Airlines
Deal found 1/27$599
This American Airlines deal was found by Cheapflights users on 1/28. 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.
Sat 2/144:06 pm
ART
-
SFO
1 stop9h 43m
American Airlines
Sun 2/2212:30 am
SFO
-
ART
2 stops12h 11m
American Airlines
Deal found 1/28$638
This American Airlines deal was found by Cheapflights users on 1/27. 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.
Fri 2/134:06 pm
ART
-
SFO
1 stop9h 35m
American Airlines
Wed 2/1812:30 am
SFO
-
ART
2 stops12h 11m
American Airlines
Deal found 1/27$682
This American Airlines deal was found by Cheapflights users on 1/28. 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.
Sun 2/154:06 pm
ART
-
SFO
2 stops11h 42m
American Airlines
Mon 2/2311:35 pm
SFO
-
ART
2 stops13h 06m
American Airlines
Deal found 1/28$687
This American Airlines deal was found by Cheapflights users on 1/28. 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.
Wed 2/117:00 am
ART
-
SFO
2 stops10h 37m
American Airlines
Thu 2/1911:50 am
SFO
-
ART
1 stop8h 05m
American Airlines
Deal found 1/28$690

Find flight deals from Watertown to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Watertown (ART) to San Francisco (SFO). 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 January 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$470
(American Airlines)

One-way from

$282
(American Airlines)
Provider with most accurate pricing for Watertown-San Francisco flight deals.
Search Deals
Provider most trusted by Cheapflights users for Watertown-San Francisco flights.
Search Deals
From Watertown to San Francisco
Search Deals
One-way flight from Watertown to San Francisco
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Watertown 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, Cheapflights users made 2,558,603 searches. Data last updated January 28, 2026.
Use the filters below to find and compare flights from Watertown to San Francisco that are best for you.

Fly from

Watertown

Fly to

San Francisco

Route

Depart

Return

Price

WatertownSan Francisco

ART - SFO

ARTSFO

Watertown

Thu 2/12

6:00 am-11:46 am

1 stop8h 46m

San Francisco

Mon 2/23

11:35 pm-3:41 pm

2 stops13h 06m

$579

WatertownSan Francisco

ART - SFO

ARTSFO

Watertown

Thu 2/12

6:00 am-4:43 pm

2 stops13h 43m

San Francisco

Wed 2/18

12:30 am-3:41 pm

2 stops12h 11m

$584

WatertownSan Francisco

ART - SFO

ARTSFO

Watertown

Wed 2/11

7:00 am-5:24 pm

2 stops13h 24m

San Francisco

Sun 2/15

11:50 am-10:55 pm

1 stop8h 05m

$590

WatertownSan Francisco

ART - SFO

ARTSFO

Watertown

Sat 2/14

4:06 pm-10:49 pm

1 stop9h 43m

San Francisco

Sun 2/22

12:30 am-3:41 pm

2 stops12h 11m

$638

WatertownSan Francisco

ART - SFO

ARTSFO

Watertown

Fri 2/13

4:06 pm-10:41 pm

1 stop9h 35m

San Francisco

Wed 2/18

12:30 am-3:41 pm

2 stops12h 11m

$682

WatertownSan Francisco

ART - SFO

ARTSFO

Watertown

Wed 2/11

7:00 am-5:24 pm

2 stops13h 24m

San Francisco

Mon 2/23

11:50 am-10:55 pm

1 stop8h 05m

$730

WatertownSan Francisco

ART - SFO

ARTSFO

Watertown

Tue 2/17

4:06 pm-9:13 pm

2 stops32h 07m

$282

WatertownSan Francisco

ART - SFO

ARTSFO

Watertown

Sun 2/15

6:00 am-11:46 am

1 stop8h 46m

$404

WatertownSan Francisco

ART - SFO

ARTSFO

Watertown

Sat 2/14

4:06 pm-10:49 pm

1 stop9h 43m

$425

WatertownSan Francisco

ART - SFO

ARTSFO

Watertown

Mon 2/16

6:00 am-11:46 am

1 stop8h 46m

$443

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Showing 1-10 of 11 results
1
2
  • Most accurate provider: When it comes to deals on Watertown, New York-San Francisco flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Watertown, New York-San Francisco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Watertown, New York-San Francisco flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Watertown, New York-San Francisco flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Watertown, New York-San Francisco flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Watertown to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Watertown 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 Watertown to San Francisco

What is the cheapest month to book a flight from Watertown, New York to San Francisco?

Currently, August is the cheapest month in which you can book a flight from Watertown, New York to San Francisco (average of $178). Flying from Watertown, New York to San Francisco in October is currently the most expensive (average of $292). 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.

Related info for your journey

Find useful and relevant information for your journey from Watertown to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Watertown, New York to San Francisco?

    There are many flights that can get you from Watertown, New York to San Francisco in 8h 46m. Fly via American Airlines to get the fastest option. The distance between Watertown, New York and San Francisco is about 2430 mi.

  • Can I find deals for flights from Watertown to San Francisco that include hotel bookings?

    Yes. In addition to deals on Watertown to San Francisco flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Watertown to San Francisco?

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

  • Can I find deals for business class flights from Watertown to San Francisco?

    Yes. Cheapflights offers flight deals from Watertown to San Francisco 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 Watertown, New York to San Francisco?

    Currently, August is the cheapest month in which you can book a flight from Watertown, New York to San Francisco (average of $178). Flying from Watertown, New York to San Francisco in October is currently the most expensive (average of $292). 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

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
South San Francisco
Santa Cruz
Roseville
Santa Clara
Livermore
Watsonville
San Bruno
Daly City
Sunnyvale
Turlock
Vacaville
San Carlos
San Ramon
Manteca
Vallejo
San Lorenzo
Davis
Hollister
Redwood City
Union City

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