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Cheap flights from San Francisco to Watertown from $477

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Watertown departing on 9/2. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Francisco to Watertown

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
9:51 am - 10:55 pmSFO  San Francisco-ART Watertown
10h 04m1 stop Philadelphia
American Airlines Logo
6:00 am - 7:27 pmART  Watertown-SFO San Francisco
16h 27m2 stops Philadelphia Los Angeles Los Angeles
$555American Airlines
Mon, Aug 31 - Sat, Sep 5
American Airlines Logo
9:51 am - 10:55 pmSFO  San Francisco-ART Watertown
10h 04m1 stop Philadelphia
American Airlines Logo
6:00 am - 7:02 pmART  Watertown-SFO San Francisco
16h 02m2 stops Philadelphia Los Angeles Los Angeles
$555American Airlines
Mon, Aug 31 - Fri, Sep 11
American Airlines Logo
6:00 am - 7:00 pmSFO  San Francisco-ART Watertown
10h 00m1 stop Philadelphia
American Airlines Logo
4:00 pm - 8:34 amART  Watertown-SFO San Francisco
19h 34m2 stops Philadelphia Los Angeles Los Angeles
$629American Airlines
Sat, Aug 29 - Wed, Sep 2
American Airlines Logo
9:51 am - 10:55 pmSFO  San Francisco-ART Watertown
10h 04m1 stop Philadelphia
American Airlines Logo
6:00 am - 7:05 pmART  Watertown-SFO San Francisco
16h 05m2 stops Philadelphia Phoenix Sky Harbor Intl
$644American Airlines
Fri, Aug 28 - Tue, Sep 1
American Airlines Logo
9:51 am - 10:55 pmSFO  San Francisco-ART Watertown
10h 04m1 stop Philadelphia
American Airlines Logo
3:30 pm - 9:09 pmART  Watertown-SFO San Francisco
8h 39m1 stop Philadelphia
$699American Airlines
Fri, Aug 28 - Tue, Sep 1
American Airlines Logo
9:51 am - 10:55 pmSFO  San Francisco-ART Watertown
10h 04m1 stop Philadelphia
American Airlines Logo
6:00 am - 11:32 amART  Watertown-SFO San Francisco
8h 32m1 stop Philadelphia
$699American Airlines
Mon, Aug 31 - Sat, Sep 5
American Airlines Logo
5:33 am - 10:55 pmSFO  San Francisco-ART Watertown
14h 22m2 stops Phoenix Sky Harbor Intl Philadelphia
American Airlines Logo
6:00 am - 7:05 pmART  Watertown-SFO San Francisco
16h 05m2 stops Philadelphia Phoenix Sky Harbor Intl
$711American Airlines
Fri, Aug 28 - Tue, Sep 1
American Airlines Logo
9:51 am - 10:55 pmSFO  San Francisco-ART Watertown
10h 04m1 stop Philadelphia
American Airlines Logo
4:18 pm - 10:56 pmART  Watertown-SFO San Francisco
9h 38m1 stop Philadelphia
$724American Airlines
Mon, Aug 31 - Fri, Sep 11
American Airlines Logo
7:00 am - 10:55 pmSFO  San Francisco-ART Watertown
12h 55m2 stops Los Angeles Los Angeles Philadelphia
American Airlines Logo
6:00 am - 7:27 pmART  Watertown-SFO San Francisco
16h 27m2 stops Philadelphia Los Angeles Los Angeles
$820American Airlines
Mon, Aug 31 - Sat, Sep 5
American Airlines Logo
6:02 am - 10:55 pmSFO  San Francisco-ART Watertown
13h 53m2 stops Chicago O'Hare Intl Philadelphia
American Airlines Logo
6:00 am - 7:02 pmART  Watertown-SFO San Francisco
16h 02m2 stops Philadelphia Los Angeles Los Angeles
$820American Airlines
Mon, Aug 31 - Fri, Sep 11

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American Airlines flights from San Francisco to Watertown, New York

Our best American Airlines deals on San Francisco to Watertown, New York flight tickets
American Airlines
Aug 31
SFO9:51 amSan Francisco
10h 04m
1 stop
ART10:55 pmWatertown
Sep 5
ART6:00 amWatertown
16h 27m
2 stops
SFO7:27 pmSan Francisco
$555
American Airlines
Aug 29
SFO6:00 amSan Francisco
10h 00m
1 stop
ART7:00 pmWatertown
Sep 2
ART4:00 pmWatertown
19h 34m
2 stops
SFO8:34 amSan Francisco
$629
American Airlines
Aug 28
SFO9:51 amSan Francisco
10h 04m
1 stop
ART10:55 pmWatertown
Sep 1
ART6:00 amWatertown
16h 05m
2 stops
SFO7:05 pmSan Francisco
$644

momondo Fare Finder

 
Customize your flight search to find flights from San Francisco to Watertown, New York 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 August 17, 2026.
Use the filters below to find and compare flights from San Francisco to Watertown, New York that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San FranciscoWatertown

SFO San Francisco - ART Watertown

SFOART

San Francisco

Mon 8/31

9:51 am-10:55 pm

1 stop10h 04m

Watertown

Sat 9/5

6:00 am-7:27 pm

2 stops16h 27m

$555

San FranciscoWatertown

SFO San Francisco - ART Watertown

SFOART

San Francisco

Mon 8/31

9:51 am-10:55 pm

1 stop10h 04m

Watertown

Fri 9/11

6:00 am-7:02 pm

2 stops16h 02m

$555

San FranciscoWatertown

SFO San Francisco - ART Watertown

SFOART

San Francisco

Sat 8/29

6:00 am-7:00 pm

1 stop10h 00m

Watertown

Wed 9/2

4:00 pm-8:34 am

2 stops19h 34m

$629

San FranciscoWatertown

SFO San Francisco - ART Watertown

SFOART

San Francisco

Fri 8/28

9:51 am-10:55 pm

1 stop10h 04m

Watertown

Tue 9/1

6:00 am-7:05 pm

2 stops16h 05m

$644

San FranciscoWatertown

SFO San Francisco - ART Watertown

SFOART

San Francisco

Fri 8/28

9:51 am-10:55 pm

1 stop10h 04m

Watertown

Tue 9/1

3:30 pm-9:09 pm

1 stop8h 39m

$699
Quickest round-trip

San FranciscoWatertown

SFO San Francisco - ART Watertown

SFOART

San Francisco

Mon 8/31

9:51 am-10:55 pm

1 stop10h 04m

Watertown

Sat 9/5

6:00 am-11:32 am

1 stop8h 32m

$699

San FranciscoWatertown

SFO San Francisco - ART Watertown

SFOART

San Francisco

Fri 8/28

5:33 am-10:55 pm

2 stops14h 22m

Watertown

Tue 9/1

6:00 am-7:05 pm

2 stops16h 05m

$711

San FranciscoWatertown

SFO San Francisco - ART Watertown

SFOART

San Francisco

Mon 8/31

9:51 am-10:55 pm

1 stop10h 04m

Watertown

Fri 9/11

4:18 pm-10:56 pm

1 stop9h 38m

$724

San FranciscoWatertown

SFO San Francisco - ART Watertown

SFOART

San Francisco

Mon 8/31

7:00 am-10:55 pm

2 stops12h 55m

Watertown

Sat 9/5

6:00 am-7:27 pm

2 stops16h 27m

$820

San FranciscoWatertown

SFO San Francisco - ART Watertown

SFOART

San Francisco

Mon 8/31

6:02 am-10:55 pm

2 stops13h 53m

Watertown

Fri 9/11

6:00 am-7:02 pm

2 stops16h 02m

$820

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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2

See travel insights to Watertown from

How to get the cheapest flight ticket from San Francisco to Watertown, New York

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 San Francisco to Watertown, New York flights?

You could potentially save up to 26% on your flight if you consider stops on a San Francisco to Watertown, New York flight.

When to book flights from San Francisco to Watertown, New York

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

Cheap San Francisco to Watertown, New York (SFO to ART) flight deals and tips

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

Best Price Found

$477

Fastest flight time

10h 00m

Direct flights

None
The best one-way flight to Watertown, New York from San Francisco in the past 72 hours is $477. The best round-trip flight deal from San Francisco to Watertown, New York found on momondo in the last 72 hours is $555.
The fastest flight from San Francisco to Watertown, New York takes 10h 00m
There are no direct flights from San Francisco to Watertown, New York. There are no popular flight routes from San Francisco to Watertown, New York.
Search flight deals

Frequently asked questions about flying from San Francisco to Watertown, New York

  • How far is San Francisco to Watertown by plane?

    A flight from San Francisco to Watertown will travel around 2431.6 mi. A reasonable flight in good conditions will take 10h 00m.

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

    Prices for flights from San Francisco Airport to Watertown Airport refresh daily.

  • How many operators does momondo search for flights from San Francisco Airport to Watertown Airport?

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

    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 San Francisco Airport to Watertown Airport.

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

    The required travel and health documents for your Watertown 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 Watertown 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 San Francisco to Watertown, New York?

Best airlines flying from San Francisco to Watertown, New York

Compare and see reviews for airlines that fly from San Francisco to Watertown, New York with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $453Free CancellationRating
7.1
11,945 reviews
Search American Airlines flights

Traveling to a place near Watertown?

Book flights to Watertown if you plan to visit one of these locations
Alexandria Bay
Clayton

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Francisco to Watertown. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to Watertown from San Francisco which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Watertown from San Francisco.

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

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