Cheap Flights from San Francisco to Watertown starting at S$ 412

We've found these cheap flights for you. You can book one-way or return flight tickets.

Round-trip
One way

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Cheapest time to fly from San Francisco to Watertown

We monitor flight fares to help you find the best deals effortlessly

Cheapest flights

From price

16 23
23 30
Apr

30 6
6 13
13 20
20 27
May

27 4
4 11
11 18
18 25
Jun

25 1
1 8

Displayed prices are calculated based on the lowest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

When to buy flight tickets from San Francisco (SFO) to Watertown (ART) the cheapest?

Airlines adjust prices for flights from San Francisco to Watertown based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much is a flight from San Francisco (SFO) to Watertown (ART) cost?

According to Trip.com's data, the lowest price is around S$ 1,043.
How many airports in Watertown?

There are 1 airports near Watertown: Watertown International Airport.

How to find a cheap flight from San Francisco to Watertown

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from San Francisco to Watertown. Book your flights at the right time and save more.

Choose your dates flexibly and get the best deals on flights from San Francisco to Watertown.

Tap "Date" on the flight search bar to scan through the calendar for San Francisco to Watertown airfare over the next 6 months in 2025.

Compare cheap flight deals from hundreds of airlines for San Francisco to Watertown flights.

With our extensive search, easily compare fares from over 500 airlines and grab the cheapest flight tickets from San Francisco to Watertown.

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Book early or wait for last-minute deals.

It's always better to book early. Flight tickets are often at their lowest when first released, usually a year ahead of departure. Keep an eye out as soon as your desired flights open for booking. If you miss the early deals, you may still find lower prices closer to your travel date.

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