Which airports can I use when flying from San Francisco to Watertown?

Flights from San Francisco to Watertown usually depart from San Francisco (SFO) and arrive at Watertown (ART).

What cabin classes can I book on flights from San Francisco to Watertown?

Only Economy Class is available on flights from San Francisco to Watertown.

Which airports do connecting flights from San Francisco to Watertown pass through?

Most connecting flights from San Francisco to Watertown pass through Philadelphia (PHL), which handles 100% of one-stop traffic on this route. Other layover airports each see under 5%.

Can I save money by using flexible dates for flights from San Francisco to Watertown?

On the San Francisco to Watertown route, being flexible with your departure day can save you up to 46%. Saturday is the cheapest day at $508 round-trip on average, while Thursday is the most expensive at $932: a $424 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

Do I need a passport to fly from San Francisco to Watertown?

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

Have flight prices from San Francisco to Watertown changed much recently?

Yes. Based on fares seen in the past 5 days, round-trip prices on this route varied from about $885 to $1,472. That means the highest observed fare was about 66% higher than the lowest one.

How are flight prices from San Francisco to Watertown looking right now?

One-way fares from San Francisco to Watertown are currently higher than usual. Average one-way flight prices are about $606, which is 13% above the typical average for this route.

What is the time difference between San Francisco and Watertown?

Watertown is 3 hours ahead of San Francisco (Eastern Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

What is the cheapest airline to fly from San Francisco to Watertown?

American Airlines ($885) offered the cheapest round-trip ticket from San Francisco to Watertown in the last 5 days.

What is the cheapest layover airport when flying from San Francisco to Watertown?

Flights via Philadelphia (PHL) offer the most affordable fares, with an average round-trip price of $641. Based on KAYAK data over the past 3 months.

When flying from San Francisco to Watertown which airport offers the shortest layover?

Philadelphia (PHL) had the shortest average connection time for San Francisco to Watertown layovers at 388 minutes over the past 3 months.

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Cheapest round-trip

$885

Typical prices: $664-$758

American Airlines

Tue 12/25Mon 12/31

SFO - ART • 1 stop

Cheapest one-way

$581

Typical prices: $479-$538

American Airlines

Mon 10/8

SFO - ART • 1 stop

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Flight Deals

Cheap Flights from San Francisco to Watertown (SFO-ART)

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from San Francisco to Watertown

Fri, Dec 25 - Thu, Dec 31

6:14 am - 5:14 pmSFO San Francisco-ART Watertown

8h 00m1 stop Philadelphia

6:00 am - 8:38 amART Watertown-SFO San Francisco

29h 38m2 stops Philadelphia Los Angeles

$885American Airlines

Fri, Dec 25 - Tue, Dec 29

9:51 am - 10:49 pmSFO San Francisco-ART Watertown

9h 58m1 stop Philadelphia

6:00 am - 12:09 amART Watertown-SFO San Francisco

21h 09m2 stops Philadelphia Chicago O'Hare Intl

$893American Airlines

Fri, Dec 25 - Wed, Dec 30

6:14 am - 5:14 pmSFO San Francisco-ART Watertown

8h 00m1 stop Philadelphia

5:39 pm - 12:09 amART Watertown-SFO San Francisco

33h 30m2 stops Philadelphia Chicago O'Hare Intl

$895American Airlines

Fri, Dec 25 - Fri, Jan 1

6:14 am - 5:14 pmSFO San Francisco-ART Watertown

8h 00m1 stop Philadelphia

6:00 am - 6:15 pmART Watertown-SFO San Francisco

15h 15m2 stops Philadelphia Chicago O'Hare Intl

$910American Airlines

Fri, Dec 25 - Mon, Dec 28

9:51 am - 10:49 pmSFO San Francisco-ART Watertown

9h 58m1 stop Philadelphia

5:39 pm - 11:05 amART Watertown-SFO San Francisco

20h 26m2 stops Philadelphia Chicago O'Hare Intl

$931American Airlines

Thu, Dec 24 - Thu, Dec 31

9:51 am - 10:49 pmSFO San Francisco-ART Watertown

9h 58m1 stop Philadelphia

6:00 am - 8:38 amART Watertown-SFO San Francisco

29h 38m2 stops Philadelphia Los Angeles

$943American Airlines

Thu, Dec 24 - Tue, Dec 29

9:51 am - 10:49 pmSFO San Francisco-ART Watertown

9h 58m1 stop Philadelphia

6:00 am - 12:09 amART Watertown-SFO San Francisco

21h 09m2 stops Philadelphia Chicago O'Hare Intl

$951American Airlines

Thu, Dec 24 - Wed, Dec 30

9:51 am - 10:49 pmSFO San Francisco-ART Watertown

9h 58m1 stop Philadelphia

5:39 pm - 10:56 pmART Watertown-SFO San Francisco

32h 17m2 stops Philadelphia Chicago O'Hare Intl

$953American Airlines

Thu, Dec 24 - Thu, Dec 31

7:05 pm - 5:14 pmSFO San Francisco-ART Watertown

19h 09m2 stops Phoenix Sky Harbor Intl Philadelphia

6:00 am - 8:38 amART Watertown-SFO San Francisco

29h 38m2 stops Philadelphia Los Angeles

$957American Airlines

Fri, Dec 25 - Wed, Dec 30

6:14 am - 5:14 pmSFO San Francisco-ART Watertown

8h 00m1 stop Philadelphia

5:39 pm - 10:11 pmART Watertown-SFO San Francisco

31h 32m1 stop Philadelphia

$958American Airlines

Booking Insights

Price, demand and travel trends for San Francisco to Watertown flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from San Francisco to Watertown with more confidence.

Prices

Airlines

Layovers

How much is a round-trip flight from San Francisco to Watertown?

Round-trip flights from San Francisco to Watertown start at $885. Prices are above average for this route right now, with typical round-trip fares ranging from $664 to $758. The lowest price found in the past 5 days was $885 on American Airlines.

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Cheapest flight	$581

Flight from San Francisco to Watertown

When to book flights from San Francisco to Watertown

Are your dates flexible? Find out the best times to travel from San Francisco to Watertown based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Which airports can I use when flying from San Francisco to Watertown?
Flights from San Francisco to Watertown usually depart from San Francisco (SFO) and arrive at Watertown (ART).
What cabin classes can I book on flights from San Francisco to Watertown?
Only Economy Class is available on flights from San Francisco to Watertown.
Which airports do connecting flights from San Francisco to Watertown pass through?
Most connecting flights from San Francisco to Watertown pass through Philadelphia (PHL), which handles 100% of one-stop traffic on this route. Other layover airports each see under 5%.
Can I save money by using flexible dates for flights from San Francisco to Watertown?
On the San Francisco to Watertown route, being flexible with your departure day can save you up to 46%. Saturday is the cheapest day at $508 round-trip on average, while Thursday is the most expensive at $932: a $424 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.
Do I need a passport to fly from San Francisco to Watertown?
No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.
Have flight prices from San Francisco to Watertown changed much recently?
Yes. Based on fares seen in the past 5 days, round-trip prices on this route varied from about $885 to $1,472. That means the highest observed fare was about 66% higher than the lowest one.
How are flight prices from San Francisco to Watertown looking right now?
One-way fares from San Francisco to Watertown are currently higher than usual. Average one-way flight prices are about $606, which is 13% above the typical average for this route.
What is the time difference between San Francisco and Watertown?
Watertown is 3 hours ahead of San Francisco (Eastern Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

If your dates can be flexible, aim for a Saturday departure instead of Thursday. On this route, Saturday flights average $508 - about $424 less than Thursday (45% savings) based on the last 12 months.

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SFO - ART

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Everything you should know

Cheap Flights from San Francisco to Watertown (SFO-ART)

Recent round-trip flight deals from San Francisco to Watertown

Recent one-way flight deals from San Francisco to Watertown

Price, demand and travel trends for San Francisco to Watertown flights

How much is a round-trip flight from San Francisco to Watertown?

What is the cheapest airline to fly from San Francisco to Watertown?

What is the cheapest layover airport when flying from San Francisco to Watertown?

When flying from San Francisco to Watertown which airport offers the shortest layover?

Key details for San Francisco to Watertown flights

Cheapest flight

When to book flights from San Francisco to Watertown

Your San Francisco to Watertown flight questions, answered

Your guide to booking San Francisco to Watertown flights

More options for your flight from San Francisco to Watertown

Complete your trip to Watertown with a hotel stay or car rental

Information on your arrival and departure airports

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Flights from domestic origins to Watertown

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