$568 Cheap Flights from Copenhagen (CPH) to Santa Rosa (STS)

View $568 flight on Fri, Jun 12, 2026Opens in a new window

Popular airlines from Copenhagen Airport, Kastrup (CPH) to Santa Rosa, CA (STS-Sonoma County)

Cheap Flights from Copenhagen to Santa Rosa (CPH-STS)

Prices were available within the past 7 days and start at $568 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from Kastrup Airport (CPH) to Sonoma County Airport (STS) cost?
Snag a cheap one-way flight from $568 or cheap return flight from Kastrup Airport (CPH) to Sonoma County Airport (STS) 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 Kastrup Airport (CPH) to Sonoma County Airport (STS)?
Planning your trip for may help you find better deals, as it's the cheapest month for flights between CPH and STS. You'll often find the lowest prices during the off-season.
What is the cheapest airline that flies from Kastrup Airport (CPH) to Sonoma County Airport (STS)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest CPH to STS flight.
How many flights per day from Kastrup Airport (CPH) to Sonoma County Airport (STS)?
Direct flights from Kastrup Airport (CPH) to Sonoma County Airport (STS) 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 dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from CPH to STS?
Typically you'll find the largest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* However, this can change depending on the time of year, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Kastrup Airport (CPH) to Sonoma County Airport (STS)?
Opt for a flight from Kastrup Airport (CPH) to Sonoma County Airport (STS) that leaves before 3 PM to reduce the likelihood of delays. Later departures have a 22% higher chance of being canceled, on average.**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.
What airports do you fly into for Santa Rosa from Kastrup Airport (CPH)?
Explore your flight options from Kastrup Airport (CPH) to San Francisco Intl. Airport (SFO). This is the only airport in Santa Rosa you can arrive at if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Kastrup Airport (CPH) to Sonoma County Airport (STS) last-minute?
Last-minute fares from CPH to STS are typically more expensive. To secure the cheapest rates, start looking for flights well ahead of time. That being said, if you can play around with your travel dates, you may land a cheap ticket right before you leave.
Is it cheaper to book a CPH to STS flight and hotel package?
Booking a CPH to STS flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Select from our extensive range of accommodations and then add flights, activities and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Kastrup Airport (CPH) to Sonoma County Airport (STS)?
Typically, it's possible to reschedule or cancel your CPH to STS flight. However, if it's been more than 24 hours since booking, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Travel information

Origin airport
Kastrup
Destination airport
Sonoma County
Distance
5424 mi

Book with confidence

Book with confidence

Copenhagen to Santa Rosa Flights

The cheapest times to fly from Copenhagen to Santa Rosa

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 Copenhagen to Santa Rosa are during the month of . You can find some of the cheapest flights from Copenhagen to Santa Rosa with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Copenhagen to Santa Rosa

Sunday is one of the best days to book for cheap flights from Copenhagen to Santa Rosa: 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 Copenhagen to Santa Rosa

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 Copenhagen to Santa Rosa in 2025. You can also book with separate airlines for your outbound and return journeys, from $568 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 Copenhagen to Santa Rosa 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 Copenhagen to Santa Rosa 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.

 

Copenhagen to Santa Rosa Flights

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Explore a world of travel with Expedia

*Available to One Key members.