Cheap Flights from Eureka (ACV) to Watertown (ATY)

Popular airlines from Eureka, CA (ACV-Arcata - Eureka) to Watertown, SD (ATY-Watertown Regional)

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Frequently asked questions

How much does a flight from Arcata - Eureka Airport (ACV) to Watertown Regional Airport (ATY) cost?
Grab a cheap one-way flight or cheap return flight from Arcata - Eureka Airport (ACV) 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 Arcata - Eureka Airport (ACV) to Watertown Regional Airport (ATY)?
Planning your getaway for can help you save, as it's the cheapest month for flights between ACV and ATY. You'll typically find the lowest prices during the off-season.
What is the cheapest airline that flies from Arcata - Eureka Airport (ACV) to Watertown Regional Airport (ATY)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll fly you from ACV to ATY. Then, sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Arcata - Eureka Airport (ACV) to Watertown Regional Airport (ATY)?
You'll need to catch a flight with a layover if you're traveling from Arcata - Eureka Airport (ACV) to Watertown Regional Airport (ATY). There are no daily direct flights on this route. However, just filter your search to include one or more stops to find the best option for your trip.
What day of the week has the most flights from ACV to ATY?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can vary based on various factors, including the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Arcata - Eureka Airport (ACV) to Watertown Regional Airport (ATY)?
Opt for a flight from Arcata - Eureka Airport (ACV) to Watertown Regional Airport (ATY) that takes off before 3 PM to reduce the risk of delays and cancellations. Departures after this hour are on average 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 Arcata - Eureka Airport (ACV) to Watertown Regional Airport (ATY) last-minute?
Booking your plane ticket from ACV to ATY shortly before your journey is typically more expensive. However, if you're flexible with your travel times and dates, you could land a cheap last-minute fare.
Is it cheaper to book an ACV to ATY flight and hotel package?
You'll typically save money by securing an ACV 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 simple to manage everything in one convenient place. After selecting your preferred flights and accommodations, you can add extras such as car rentals, tours and activities.
Can I cancel or change the date of my flight from Arcata - Eureka Airport (ACV) to Watertown Regional Airport (ATY)?
If you booked your ACV to ATY flight in the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for further details.

Travel information

Origin airport
Arcata - Eureka
Destination airport
Watertown Regional
Distance
1383 mi

Book with confidence

Eureka to Watertown Flights

The cheapest times to fly from Eureka 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 Eureka to Watertown are during the month of . You can find some of the cheapest flights from Eureka to Watertown with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Eureka to Watertown

Sunday is one of the best days to book for cheap flights from Eureka 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 Eureka 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 Eureka to Watertown in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Eureka 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 Eureka 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.

 

Eureka to Watertown Flights

Explore a world of travel with Expedia

*Available to One Key members.