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$322+ 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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
ART — SFO
Aug 5 — Aug 121
Wed 8/5
Wed 8/12
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 July 6, 2026.

This American Airlines deal was found by Cheapflights users on 7/5. 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 8/156:00 am
ART
-
SFO
2 stops16h 05m
American Airlines
Fri 8/285:33 am
SFO
-
ART
2 stops14h 22m
American Airlines
Deal found 7/5$549
This American Airlines deal was found by Cheapflights users on 7/3. 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 8/24:22 pm
ART
-
SFO
1 stop9h 48m
American Airlines
Sat 8/86:00 am
SFO
-
ART
1 stop10h 00m
American Airlines
Deal found 7/3$631
This American Airlines deal was found by Cheapflights users on 7/6. 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.
Tue 7/214:22 pm
ART
-
SFO
1 stop9h 48m
American Airlines
Sat 7/259:49 am
SFO
-
ART
1 stop10h 04m
American Airlines
Deal found 7/6$664
This American Airlines deal was found by Cheapflights users on 7/2. 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 7/174:22 pm
ART
-
SFO
1 stop9h 48m
American Airlines
Tue 7/219:49 am
SFO
-
ART
1 stop10h 04m
American Airlines
Deal found 7/2$689
This American Airlines deal was found by Cheapflights users on 7/5. 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.
Tue 7/144:22 pm
ART
-
SFO
1 stop9h 48m
American Airlines
Mon 7/209:49 am
SFO
-
ART
1 stop10h 04m
American Airlines
Deal found 7/5$698
This American Airlines deal was found by Cheapflights users on 7/5. 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.
Tue 7/144:22 pm
ART
-
SFO
1 stop9h 48m
American Airlines
Tue 7/219:49 am
SFO
-
ART
1 stop10h 04m
American Airlines
Deal found 7/5$785
This American Airlines deal was found by Cheapflights users on 7/5. 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 7/154:22 pm
ART
-
SFO
1 stop9h 48m
American Airlines
Mon 7/209:49 am
SFO
-
ART
1 stop10h 04m
American Airlines
Deal found 7/5$810

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 July 6, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$549
(American Airlines)

One-way from

$322
(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 July 6, 2026.
Use the filters below to find and compare flights from Watertown to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

WatertownSan Francisco

ART - SFO

ARTSFO

Watertown

Sat 8/15

6:00 am-7:05 pm

2 stops16h 05m

San Francisco

Fri 8/28

5:33 am-10:55 pm

2 stops14h 22m

$549
Quickest round-trip

WatertownSan Francisco

ART - SFO

ARTSFO

Watertown

Sun 8/2

4:22 pm-11:10 pm

1 stop9h 48m

San Francisco

Sat 8/8

6:00 am-7:00 pm

1 stop10h 00m

$631

WatertownSan Francisco

ART - SFO

ARTSFO

Watertown

Tue 7/21

4:22 pm-11:10 pm

1 stop9h 48m

San Francisco

Sat 7/25

9:49 am-10:53 pm

1 stop10h 04m

$664

WatertownSan Francisco

ART - SFO

ARTSFO

Watertown

Fri 7/17

4:22 pm-11:10 pm

1 stop9h 48m

San Francisco

Tue 7/21

9:49 am-10:53 pm

1 stop10h 04m

$689
Cheapest one-way
Quickest one-way

WatertownSan Francisco

ART - SFO

ARTSFO

Watertown

Mon 10/19

5:25 pm-10:59 pm

1 stop8h 34m

$566

WatertownSan Francisco

ART - SFO

ARTSFO

Watertown

Sun 10/18

5:25 pm-10:59 pm

1 stop8h 34m

$616

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/6

Sorted by cheapest first
  • 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.

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 16h 05m. 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.

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 Clara
Santa Cruz
Fairfield
Burlingame
Redwood City
Rancho Cordova
Roseville
Cupertino
Emeryville
Newark
San Bruno
Watsonville
Hayward
San Ramon
San Carlos
Daly City
Turlock
Vallejo
San Lorenzo

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Alternative routes for Watertown to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.
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