$391+ Cheap flights from Watertown, NY to San Diego (ART - SAN)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/27. Fares are subject to change and may not be available on all flights or dates of travel.
ART — SAN
Aug 27 — Sep 31
Round-trip
1 adult, Economy
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Find cheap flights from Watertown to San Diego with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Watertown to San Diego
Cheapest
Best
Last-minute
One-way
Cheapest flights from Watertown to San DiegoExplore the most affordable flight options available from Watertown to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 28, 2026.
Explore the most affordable flight options available from Watertown to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 28, 2026.
This American Airlines deal was found by Cheapflights users on 7/26. 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.
Thu 8/276:00 am
ART
- SAN
1 stop8h 06m
American Airlines
Tue 9/14:22 pm
SAN
- ART
2 stops20h 13m
American Airlines
Deal found 7/26![American Airlines logo]()
$391
This American Airlines deal was found by Cheapflights users on 7/23. 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.
Thu 10/155:25 pm
ART
- SAN
2 stops21h 53m
American Airlines
Sun 10/186:20 am
SAN
- ART
1 stop7h 40m
American Airlines
Deal found 7/23![American Airlines logo]()
$582
This American Airlines deal was found by Cheapflights users on 7/27. 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 8/116:00 am
ART
- SAN
1 stop8h 06m
American Airlines
Sat 8/156:15 am
SAN
- ART
1 stop9h 45m
American Airlines
Deal found 7/27![American Airlines logo]()
$735
Best flights from Watertown to San DiegoDiscover carefully curated flight deals from Watertown to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 28, 2026.
Discover carefully curated flight deals from Watertown to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 28, 2026.
This American Airlines deal was found by Cheapflights users on 7/26. 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.
Thu 8/276:00 am
ART
- SAN
1 stop8h 06m
American Airlines
Tue 9/14:22 pm
SAN
- ART
2 stops20h 13m
American Airlines
Deal found 7/26![American Airlines logo]()
$391
This American Airlines deal was found by Cheapflights users on 7/23. 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.
Thu 10/155:25 pm
ART
- SAN
2 stops21h 53m
American Airlines
Sun 10/186:20 am
SAN
- ART
1 stop7h 40m
American Airlines
Deal found 7/23![American Airlines logo]()
$582
This American Airlines deal was found by Cheapflights users on 7/27. 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 8/116:00 am
ART
- SAN
1 stop8h 06m
American Airlines
Sat 8/156:15 am
SAN
- ART
1 stop9h 45m
American Airlines
Deal found 7/27![American Airlines logo]()
$735
Last-minute flights from Watertown to San DiegoDiscover last-minute flight deals from Watertown to San Diego. Data last updated July 28, 2026 and is based on user searches.
Discover last-minute flight deals from Watertown to San Diego. Data last updated July 28, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 7/27. 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 8/116:00 am
ART
- SAN
1 stop8h 06m
American Airlines
Sat 8/156:15 am
SAN
- ART
1 stop9h 45m
American Airlines
Deal found 7/27![American Airlines logo]()
$735
This American Airlines deal was found by Cheapflights users on 7/26. 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.
Thu 8/276:00 am
ART
- SAN
1 stop8h 06m
American Airlines
Tue 9/14:22 pm
SAN
- ART
2 stops20h 13m
American Airlines
Deal found 7/26![American Airlines logo]()
$391
One-way flights from Watertown to San DiegoSearch for one-way flight options from Watertown to San Diego. Find affordable one-way fares based on user searches. Data last updated July 28, 2026.
Search for one-way flight options from Watertown to San Diego. Find affordable one-way fares based on user searches. Data last updated July 28, 2026.
This American Airlines deal was found by Cheapflights users on 7/24. 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 8/76:00 am
ART
- SAN
1 stop8h 06m
American Airlines
Deal found 7/24![American Airlines logo]()
$616
This American Airlines deal was found by Cheapflights users on 7/26. 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 8/264:00 pm
ART
- SAN
2 stops19h 58m
American Airlines
Deal found 7/26![American Airlines logo]()
$652
This American Airlines deal was found by Cheapflights users on 7/26. 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 8/86:00 am
ART
- SAN
1 stop8h 06m
American Airlines
Deal found 7/26![American Airlines logo]()
$775
This American Airlines deal was found by Cheapflights users on 7/26. 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 8/98:05 am
ART
- SAN
2 stops13h 13m
American Airlines
Deal found 7/26![American Airlines logo]()
$1,020
Find flight deals from Watertown to San Diego
Discover tips and strategies to find the most affordable flight options for your journey from Watertown (ART) to San Diego (SAN). 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 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $391 (American Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Watertown to San Diego 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 28, 2026.
Use the filters below to find and compare flights from Watertown to San Diego that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
WatertownSan Diego
ART - SAN
ARTSAN
Watertown
Thu 8/27
6:00 am-11:06 am
1 stop8h 06m
San Diego
Tue 9/1
4:22 pm-3:35 pm
2 stops20h 13m
$391
WatertownSan Diego
ART - SAN
ARTSAN
Watertown
Thu 10/15
5:25 pm-12:18 pm
2 stops21h 53m
San Diego
Sun 10/18
6:20 am-5:00 pm
1 stop7h 40m
$582
Quickest round-trip
WatertownSan Diego
ART - SAN
ARTSAN
Watertown
Tue 8/11
6:00 am-11:06 am
1 stop8h 06m
San Diego
Sat 8/15
6:15 am-7:00 pm
1 stop9h 45m
$735
Cheapest one-way
Quickest one-way
WatertownSan Diego
ART - SAN
ARTSAN
Watertown
Fri 8/7
6:00 am-11:06 am
1 stop8h 06m
$616
WatertownSan Diego
ART - SAN
ARTSAN
Watertown
Wed 8/26
4:00 pm-8:58 am
2 stops19h 58m
$652
WatertownSan Diego
ART - SAN
ARTSAN
Watertown
Sat 8/8
6:00 am-11:06 am
1 stop8h 06m
$775
Sorted by cheapest first
Compare providers for flights from Watertown to San Diego
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Watertown to San Diego in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Watertown, New York-San Diego 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 Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Watertown, New York-San Diego flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Watertown, New York-San Diego 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 Diego 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 Diego
Have a flexible travel schedule? Discover the best time to fly to San Diego from Watertown with our price prediction graph.
ART-SAN
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.
Reviews of airlines servicing San Diego
Get insights into the airlines that provide service to San Diego. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Diego. Reviews last updated July 28, 2026.
Read through reviews of airlines operating flights from Watertown to San Diego, such as American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.1
Entertainment
6.8
Crew
7.9
Comfort
7.2
Food
6.4
Boarding
7.5
Reviews
1 / 20
2.0
MediocreAnonymous,Mar 2026
MIA - SFO
Overall
7.1
Entertainment
6.8
Crew
7.9
Comfort
7.2
Food
6.4
Boarding
7.5
Reviews
1 / 20
2.0
MediocreAnonymous,Mar 2026
MIA - SFO
Related info for your journey
Find useful and relevant information for your journey from Watertown to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San Diego?
Book flights to San Diego if you plan to visit one of these locationsEl Cajon
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Julian
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Watertown and San Diego flights
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Explore flights to San Diego departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 28, 2026.
Top airline flying from Watertown to San Diego
Discover the top airline that operate flights from Watertown to San Diego. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$433 | Average$548 | FlexibilityNo cancel fee | On-time71% |