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

Flights from Watertown to San Diego usually depart from Watertown (ART) and arrive at San Diego (SAN).

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

Most connecting flights from Watertown to San Diego 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 Watertown to San Diego?

On the Watertown to San Diego route, being flexible with your departure day can save you up to 49%. Sunday is the cheapest day at $457 round-trip on average, while Thursday is the most expensive at $894: a $437 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

What popular places can I visit in San Diego?

Some of the most popular sights in San Diego are Gaslamp Quarter, San Diego Convention Center and SeaWorld San Diego. These are among the most viewed places in San Diego on KAYAK.

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

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 Watertown to San Diego changed much recently?

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $428 to $951. That means the highest observed fare was about 2x higher than the lowest one.

What is the time difference between Watertown and San Diego?

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

What car rental options are available at San Diego Airport (SAN)?

San Diego Airport (SAN) hosts 5 major car rental companies, with daily rates starting from around $14 for economy cars. Top options include: • Dollar • Payless • Europcar • Thrifty • Fox

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

American Airlines ($428) offered the cheapest round-trip ticket from Watertown to San Diego in the last 5 days.

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

Flights via Philadelphia (PHL) offer the most affordable fares, with an average round-trip price of $673. Based on KAYAK data over the past 3 months.

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

Philadelphia (PHL) had the shortest average connection time for Watertown to San Diego layovers at 377 minutes over the past 3 months.

$428 CHEAP FLIGHTS from Watertown to San Diego (ART - SAN)

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Cheapest round-trip

$428

Typical prices: $457-$655

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ART - SAN • 1 stop

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Flight Deals

Cheap Flights from Watertown to San Diego (ART-SAN)

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

Round-trip

One-way

Recent round-trip flight deals from Watertown to San Diego

Sun, Oct 4 - Sat, Oct 10

6:00 am - 11:07 amART Watertown-SAN San Diego

8h 07m1 stop Philadelphia

6:20 am - 5:51 pmSAN San Diego-ART Watertown

8h 31m1 stop Philadelphia

$428American Airlines

Tue, Nov 3 - Sat, Nov 7

6:00 am - 6:23 pmART Watertown-SAN San Diego

15h 23m2 stops Philadelphia Phoenix Sky Harbor Intl

6:20 am - 5:21 pmSAN San Diego-ART Watertown

8h 01m1 stop Philadelphia

$436American Airlines

Tue, Nov 3 - Sat, Nov 7

6:00 am - 11:28 amART Watertown-SAN San Diego

8h 28m1 stop Philadelphia

6:20 am - 5:21 pmSAN San Diego-ART Watertown

8h 01m1 stop Philadelphia

$521American Airlines

Sat, Oct 3 - Sat, Oct 10

6:00 am - 11:07 amART Watertown-SAN San Diego

8h 07m1 stop Philadelphia

6:20 am - 5:51 pmSAN San Diego-ART Watertown

8h 31m1 stop Philadelphia

$602American Airlines

Sun, Oct 4 - Sat, Oct 10

6:00 am - 6:16 pmART Watertown-SAN San Diego

15h 16m2 stops Philadelphia Phoenix Sky Harbor Intl

6:20 am - 5:51 pmSAN San Diego-ART Watertown

8h 31m1 stop Philadelphia

$657American Airlines

Sat, Oct 3 - Sat, Oct 10

6:00 am - 6:51 pmART Watertown-SAN San Diego

15h 51m2 stops Philadelphia Dallas/Fort Worth

6:20 am - 5:51 pmSAN San Diego-ART Watertown

8h 31m1 stop Philadelphia

$696American Airlines

Tue, Nov 3 - Sat, Nov 7

6:00 am - 6:23 pmART Watertown-SAN San Diego

15h 23m2 stops Philadelphia Phoenix Sky Harbor Intl

10:40 pm - 10:55 pmSAN San Diego-ART Watertown

21h 15m2 stops Chicago O'Hare Intl Philadelphia

$857American Airlines

Sat, Oct 3 - Sat, Oct 10

6:00 am - 5:47 pmART Watertown-SAN San Diego

14h 47m2 stops Philadelphia Dallas/Fort Worth

10:40 pm - 5:00 pmSAN San Diego-ART Watertown

15h 20m2 stops Chicago O'Hare Intl Philadelphia

$889American Airlines

Sun, Oct 4 - Sat, Oct 10

6:00 am - 6:16 pmART Watertown-SAN San Diego

15h 16m2 stops Philadelphia Phoenix Sky Harbor Intl

6:45 pm - 5:00 pmSAN San Diego-ART Watertown

19h 15m2 stops Dallas/Fort Worth Philadelphia

$951American Airlines

Booking Insights

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

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

Prices

Airlines

Layovers

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

Round-trip flights from Watertown to San Diego start at $428. Prices are below average for this route right now, with typical round-trip fares ranging from $457 to $655. The lowest price found in the past 5 days was $428 on American Airlines.

Find deals

When to book flights from Watertown to San Diego

Are your dates flexible? Find out the best times to travel from Watertown to San Diego 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 Watertown to San Diego?
Flights from Watertown to San Diego usually depart from Watertown (ART) and arrive at San Diego (SAN).
Which airports do connecting flights from Watertown to San Diego pass through?
Most connecting flights from Watertown to San Diego 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 Watertown to San Diego?
On the Watertown to San Diego route, being flexible with your departure day can save you up to 49%. Sunday is the cheapest day at $457 round-trip on average, while Thursday is the most expensive at $894: a $437 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.
What popular places can I visit in San Diego?
Some of the most popular sights in San Diego are Gaslamp Quarter, San Diego Convention Center and SeaWorld San Diego. These are among the most viewed places in San Diego on KAYAK.
Do I need a passport to fly from Watertown to San Diego?
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 Watertown to San Diego changed much recently?
Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $428 to $951. That means the highest observed fare was about 2x higher than the lowest one.
What is the time difference between Watertown and San Diego?
San Diego is 3 hours behind Watertown (Pacific Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.
What car rental options are available at San Diego Airport (SAN)?
San Diego Airport (SAN) hosts 5 major car rental companies, with daily rates starting from around $14 for economy cars. Top options include:
• Dollar
• Payless
• Europcar
• Thrifty
• Fox

If your dates can be flexible, aim for a Sunday departure instead of Thursday. On this route, Sunday flights average $457 - about $437 less than Thursday (49% savings) based on the last 12 months.
If you're arriving late at night and need somewhere to stay, check out these hotels close to San Diego Airport.
- Courtyard by Marriott San Diego Downtown Little Italy
- Bay Club Hotel & Marina
- Sheraton San Diego Resort

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ART - SAN

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Everything you should know

Cheap Flights from Watertown to San Diego (ART-SAN)

Recent round-trip flight deals from Watertown to San Diego

Recent one-way flight deals from Watertown to San Diego

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

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

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

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

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

When to book flights from Watertown to San Diego

Your Watertown to San Diego flight questions, answered

Your guide to booking Watertown to San Diego flights

More options for your flight from Watertown to San Diego

Complete your trip to San Diego with a hotel stay or car rental

Information on your arrival and departure airports

Cabin class types available on flights from Watertown to San Diego

Find direct flights to and from Watertown and San Diego

Flights from domestic origins to San Diego

Flights to other popular destinations