$143 Cheap Flights from San Diego (SAN) to Eau Claire (EAU)

View $143 flight on Tue, May 13, 2025Opens in a new window

Popular airlines from San Diego Intl. Airport (SAN) to Eau Claire, WI (EAU-Chippewa Valley Regional)

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Find available prices by choosing your travel dates.

Cheap Flights from San Diego to Eau Claire (SAN-EAU)

Prices were available within the past 7 days and start at $143 for one-way flights and $274 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Jun 10 - Sat, Jun 21
SAN
San Diego
EAU
Eau Claire
$274 Roundtrip, found 1 day ago
$274
Roundtrip
found 1 day ago
Select United flight, departing Tue, Jun 10 from San Diego to Eau Claire, returning Sat, Jun 21, priced at $274 found 1 day ago
United
Tue, Jun 10 - Sat, Jun 21
SAN
San Diego
EAU
Eau Claire
$279 Roundtrip, found 1 day ago
$279
Roundtrip
found 1 day ago
Select United flight, departing Tue, Jun 10 from San Diego to Eau Claire, returning Sat, Jun 21, priced at $279 found 1 day ago
United
Tue, Jun 10 - Sat, Jun 21
SAN
San Diego
EAU
Eau Claire
$298 Roundtrip, found 1 day ago
$298
Roundtrip
found 1 day ago
Select United flight, departing Tue, Jun 10 from San Diego to Eau Claire, returning Sat, Jun 21, priced at $298 found 1 day ago
United
Wed, Jun 18 - Tue, Jun 24
SAN
San Diego
EAU
Eau Claire
$299 Roundtrip, found 1 day ago
$299
Roundtrip
found 1 day ago
Select United flight, departing Wed, Jun 18 from San Diego to Eau Claire, returning Tue, Jun 24, priced at $299 found 1 day ago
United
Tue, Jun 10 - Mon, Jun 23
SAN
San Diego
EAU
Eau Claire
$303 Roundtrip, found 1 day ago
$303
Roundtrip
found 1 day ago
Select United flight, departing Tue, Jun 10 from San Diego to Eau Claire, returning Mon, Jun 23, priced at $303 found 1 day ago
United
Sun, Jun 15 - Tue, Jun 24
SAN
San Diego
EAU
Eau Claire
$307 Roundtrip, found 1 day ago
$307
Roundtrip
found 1 day ago
Select United flight, departing Sun, Jun 15 from San Diego to Eau Claire, returning Tue, Jun 24, priced at $307 found 1 day ago
United
Fri, May 23 - Mon, May 26
SAN
San Diego
EAU
Eau Claire
$309 Roundtrip, found 18 hours ago
$309
Roundtrip
found 18 hours ago
Select United flight, departing Fri, May 23 from San Diego to Eau Claire, returning Mon, May 26, priced at $309 found 18 hours ago
United
Fri, May 23 - Mon, May 26
SAN
San Diego
EAU
Eau Claire
$315 Roundtrip, found 18 hours ago
$315
Roundtrip
found 18 hours ago
Select United flight, departing Fri, May 23 from San Diego to Eau Claire, returning Mon, May 26, priced at $315 found 18 hours ago
United
Tue, Jun 10 - Sat, Jun 21
SAN
San Diego
EAU
Eau Claire
$319 Roundtrip, found 1 day ago
$319
Roundtrip
found 1 day ago
Select United flight, departing Tue, Jun 10 from San Diego to Eau Claire, returning Sat, Jun 21, priced at $319 found 1 day ago
United
Tue, Jun 10 - Sat, Jun 21
SAN
San Diego
EAU
Eau Claire
$324 Roundtrip, found 1 day ago
$324
Roundtrip
found 1 day ago
Select United flight, departing Tue, Jun 10 from San Diego to Eau Claire, returning Sat, Jun 21, priced at $324 found 1 day ago
Flights from San Diego (SAN) to Eau Claire (EAU)
Origin airport
San Diego Intl.
Destination airport
Chippewa Valley Regional
Airlines serving
United
Roundtrip price
$273
Distance
1608 mi

San Diego to Eau Claire Flights

The cheapest times to fly from San Diego to Eau Claire

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 San Diego to Eau Claire are during the month of June. You can find some of the cheapest flights from San Diego to Eau Claire with Expedia's search tool and vast selection of airlines.

The best time to book a flight from San Diego to Eau Claire

Sunday is one of the best days to book for cheap flights from San Diego to Eau Claire: 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 San Diego to Eau Claire

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 San Diego to Eau Claire in 2025. You can also book with separate airlines for your outbound and return journeys, from $143 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 San Diego to Eau Claire 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 San Diego to Eau Claire 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.

Frequently asked questions

How much does a flight from San Diego Intl. Airport (SAN) to Chippewa Valley Regional Airport (EAU) cost?
Discover the latest flight deals from SAN to EAU by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from SAN to EAU?
The cheapest flights from SAN to EAU are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from SAN to EAU?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from SAN to EAU. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from San Diego Intl. Airport (SAN) to Chippewa Valley Regional Airport (EAU)?
Direct flights from San Diego Intl. Airport (SAN) to Chippewa Valley Regional Airport (EAU) aren’t available daily, so you’ll need to take a flight with a layover. Explore your options with Expedia’s filter tool. Enter your travel details and select either “1 Stop” or “2+ Stops.”
What day of the week has the most flights from SAN to EAU?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can vary depending on a range of factors, such as the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from San Diego Intl. Airport (SAN) to Chippewa Valley Regional Airport (EAU)?
To arrive at Chippewa Valley Regional Airport (EAU) on schedule, choose a flight that takes off from San Diego Intl. Airport (SAN) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 San Diego Intl. Airport (SAN) to Chippewa Valley Regional Airport (EAU) last-minute?
Holding off until just before your departure to book your flight from SAN to EAU generally means paying more. Although you may find some last-minute discounts, they’re not always guaranteed. Keep your travel schedule open for a better chance of landing a bargain.
Is it cheaper to book a SAN to EAU flight and hotel package?
You’ll typically save money by booking a SAN to EAU flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it’s easy to manage everything in one place. After choosing your ideal flights and accommodations, consider adding extras including car rentals, tours and activities.
Can I cancel or change the date of my flight from San Diego Intl. Airport (SAN) to Chippewa Valley Regional Airport (EAU)?
If you reserved your SAN to EAU flight in the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of fare you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you’d like more information.

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*Available to One Key members.