$285 Cheap Flights from Los Angeles (LAX) to Watertown (ATY)

View $285 flight on Sun, Jan 25, 2026Opens in a new window

Popular airlines from Los Angeles Intl. (LAX) to Watertown, SD (ATY-Watertown Regional)

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Cheap Flights from Los Angeles to Watertown (LAX-ATY)

Prices were available within the past 7 days and start at $285 for one-way flights and $254 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, Dec 6 - Sun, Dec 7
LAX
Los Angeles
ATY
Watertown
$254 Roundtrip, found 4 days ago
$254
Roundtrip
found 4 days ago
Select Delta flight, departing Sat, Dec 6 from Los Angeles to Watertown, returning Sun, Dec 7, priced at $254 found 4 days ago
United
Sat, Dec 6 - Sun, Dec 7
LAX
Los Angeles
ATY
Watertown
$254 Roundtrip, found 4 days ago
$254
Roundtrip
found 4 days ago
Select United flight, departing Sat, Dec 6 from Los Angeles to Watertown, returning Sun, Dec 7, priced at $254 found 4 days ago
United
Mon, Nov 10 - Sun, Nov 16
LAX
Los Angeles
ATY
Watertown
$279 Roundtrip, found 5 days ago
$279
Roundtrip
found 5 days ago
Select United flight, departing Mon, Nov 10 from Los Angeles to Watertown, returning Sun, Nov 16, priced at $279 found 5 days ago
United
Sun, Nov 9 - Sat, Nov 15
LAX
Los Angeles
ATY
Watertown
$304 Roundtrip, found 5 days ago
$304
Roundtrip
found 5 days ago
Select United flight, departing Sun, Nov 9 from Los Angeles to Watertown, returning Sat, Nov 15, priced at $304 found 5 days ago
Delta
Sat, Dec 6 - Mon, Dec 22
LAX
Los Angeles
ATY
Watertown
$309 Roundtrip, found 6 days ago
$309
Roundtrip
found 6 days ago
Select Delta flight, departing Sat, Dec 6 from Los Angeles to Watertown, returning Mon, Dec 22, priced at $309 found 6 days ago
Delta
Tue, May 5 - Mon, May 18
LAX
Los Angeles
ATY
Watertown
$314 Roundtrip, found 4 days ago
$314
Roundtrip
found 4 days ago
Select Delta flight, departing Tue, May 5 from Los Angeles to Watertown, returning Mon, May 18, priced at $314 found 4 days ago
Delta
Mon, Nov 3 - Sun, Nov 16
LAX
Los Angeles
ATY
Watertown
$319 Roundtrip, found 6 days ago
$319
Roundtrip
found 6 days ago
Select Delta flight, departing Mon, Nov 3 from Los Angeles to Watertown, returning Sun, Nov 16, priced at $319 found 6 days ago
Delta
Wed, Dec 17 - Sat, Jan 3
LAX
Los Angeles
ATY
Watertown
$331 Roundtrip, found 6 days ago
$331
Roundtrip
found 6 days ago
Select Delta flight, departing Wed, Dec 17 from Los Angeles to Watertown, returning Sat, Jan 3, priced at $331 found 6 days ago
United
Tue, May 5 - Mon, May 18
LAX
Los Angeles
ATY
Watertown
$333 Roundtrip, found 4 days ago
$333
Roundtrip
found 4 days ago
Select United flight, departing Tue, May 5 from Los Angeles to Watertown, returning Mon, May 18, priced at $333 found 4 days ago
United
Sat, Nov 8 - Wed, Nov 12
LAX
Los Angeles
ATY
Watertown
$339 Roundtrip, found 4 days ago
$339
Roundtrip
found 4 days ago
Select United flight, departing Sat, Nov 8 from Los Angeles to Watertown, returning Wed, Nov 12, priced at $339 found 4 days ago

Alternative airports near Watertown

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Watertown Regional ATY. Cheapest and Closest option available. Average driving time to city center is 6 minutes. Flights from $279
ATY
Watertown Regional
CheapestClosest
Average driving time to city center6 min
Flights from $279

Frequently asked questions

How much does a flight from Los Angeles Intl. Airport (LAX) to Watertown Regional Airport (ATY) cost?
Get a cheap one-way flight from $285 or cheap return flight from $254 from Los Angeles Intl. Airport (LAX) to Watertown Regional Airport (ATY) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Los Angeles Intl. Airport (LAX) to Watertown Regional Airport (ATY)?
The cheapest month to fly from LAX to ATY is December, when there's less demand. Off-peak months are typically when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Los Angeles Intl. Airport (LAX) to Watertown Regional Airport (ATY)?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll fly you from LAX to ATY. Then, sort your results by "Price (lowest to highest)" to score a good deal.
How many flights per day from Los Angeles Intl. Airport (LAX) to Watertown Regional Airport (ATY)?
Nonstop flights from Los Angeles Intl. Airport (LAX) to Watertown Regional Airport (ATY) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from LAX to ATY?
You'll usually find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Los Angeles Intl. Airport (LAX) to Watertown Regional Airport (ATY)?
To avoid potential delays on the Los Angeles Intl. Airport (LAX) to Watertown Regional Airport (ATY) route, aim to fly before 3 PM. Later flights are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Los Angeles Intl. Airport (LAX) to Watertown Regional Airport (ATY) last-minute?
Waiting until just before your trip to book a ticket from LAX to ATY often results in higher prices. While it's possible to find some last-minute offers, they aren't always guaranteed. Be flexible with your travel plans to maximize your chances of getting a bargain.
Is it cheaper to book a LAX to ATY flight and hotel package?
You'll typically save money by booking a LAX to ATY flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. After selecting your preferred accommodations and flights, consider adding extras including activities, tours and car rentals.
Can I cancel or change the date of my flight from Los Angeles Intl. Airport (LAX) to Watertown Regional Airport (ATY)?
In most instances, you're able to reschedule or cancel your LAX to ATY flight. However, there may be additional fees, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline's guidelines and fees on flight changes, or if you want more information, head to our Customer Service portal.

Travel information

Origin airport
Los Angeles Intl.
Destination airport
Watertown Regional
Roundtrip price
$253
Distance
1357 mi

Book with confidence

Los Angeles to Watertown Flights

The cheapest times to fly from Los Angeles to Watertown

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Los Angeles to Watertown are during the month of December. You can find some of the cheapest flights from Los Angeles to Watertown with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Los Angeles to Watertown

Sunday is one of the best days to book for cheap flights from Los Angeles to Watertown: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Los Angeles to Watertown

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Los Angeles to Watertown in 2025. You can also book with separate airlines for your outbound and return journeys, from $285 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Los Angeles to Watertown flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Los Angeles to Watertown airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Los Angeles to Watertown Flights

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*Available to One Key members.