$798+ Cheap flights from San Diego to Watertown, NY (SAN - ART)
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 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — ART
Aug 28 — Sep 41
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from San Diego to Watertown 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 San Diego to Watertown
Cheapest
Best
Last-minute
Cheapest flights from San Diego to WatertownExplore the most affordable flight options available from San Diego to Watertown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2026.
Explore the most affordable flight options available from San Diego to Watertown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2026.
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 8/114:22 pm
SAN
- ART
2 stops20h 13m
American Airlines
Sat 8/156:00 am
ART
- SAN
1 stop8h 06m
American Airlines
Deal found 7/27![American Airlines logo]()
$798
Best flights from San Diego to WatertownDiscover carefully curated flight deals from San Diego to Watertown that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2026.
Discover carefully curated flight deals from San Diego to Watertown that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2026.
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 8/114:22 pm
SAN
- ART
2 stops20h 13m
American Airlines
Sat 8/156:00 am
ART
- SAN
2 stops15h 18m
American Airlines
Deal found 7/27![American Airlines logo]()
$808
Last-minute flights from San Diego to WatertownDiscover last-minute flight deals from San Diego to Watertown. Data last updated July 29, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to Watertown. Data last updated July 29, 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 8/114:22 pm
SAN
- ART
2 stops20h 13m
American Airlines
Sat 8/156:00 am
ART
- SAN
1 stop8h 06m
American Airlines
Deal found 7/27![American Airlines logo]()
$798
Find flight deals from San Diego to Watertown
Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Watertown (ART). 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 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $798 (American Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from San Diego to Watertown 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 29, 2026.
Use the filters below to find and compare flights from San Diego to Watertown that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
San DiegoWatertown
SAN - ART
SANART
San Diego
Tue 8/11
4:22 pm-3:35 pm
2 stops20h 13m
Watertown
Sat 8/15
6:00 am-6:18 pm
2 stops15h 18m
$808
Sorted by cheapest first
- Most accurate provider: When it comes to deals on San Diego-Watertown, New York flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Diego-Watertown, New York flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Diego-Watertown, New York flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Diego-Watertown, New York 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 San Diego-Watertown, New York 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 San Diego to Watertown
Have a flexible travel schedule? Discover the best time to fly to Watertown from San Diego with our price prediction graph.
SAN-ART
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 Watertown
Get insights into the airlines that provide service to Watertown. 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 Watertown. Reviews last updated July 29, 2026.
See what other customers who have flown with American Airlines from San Diego to Watertown have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
6.4
Entertainment
6.8
Comfort
7.2
Overall
7.1
Crew
7.9
Boarding
7.5
Reviews
1 / 20
2.0
MediocreJeremy,Sep 2025
SAN - PHL
Food
6.4
Entertainment
6.8
Comfort
7.2
Overall
7.1
Crew
7.9
Boarding
7.5
Reviews
1 / 20
2.0
MediocreJeremy,Sep 2025
SAN - PHL
Related info for your journey
Find useful and relevant information for your journey from San Diego to Watertown. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from San Diego
Popular flights
Alternative routes for San Diego to Watertown
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Watertown by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from San Diego to Watertown by cabin class
Find flights from San Diego to Watertown, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Diego and Watertown flights
Browse other San Diego and Watertown flight options. Last updated on July 29, 2026.
Other flights from San Diego
Browse through other flights departing from San Diego. Flights are based on user searches made on Cheapflights and were last updated on July 29, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from San Diego to Watertown
Discover the top airline that operate flights from San Diego to Watertown. 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 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$328 | Average$528 | FlexibilityNo cancel fee | On-time71% |