Cheap Flights from Cologne (CGN) to Watertown (ATY)

Popular airlines from Cologne - Bonn Airport (CGN) to Watertown, SD (ATY-Watertown Regional)

Frequently asked questions

How much does a flight from Cologne - Bonn Airport (CGN) to Watertown Regional Airport (ATY) cost?
Snag a cheap one-way flight or cheap return flight from Cologne - Bonn Airport (CGN) to Watertown Regional Airport (ATY) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Cologne - Bonn Airport (CGN) to Watertown Regional Airport (ATY)?
is the least expensive month to fly from CGN to ATY. Traveling during an off-peak travel window is often the key to finding better fares.
What is the cheapest airline that flies from Cologne - Bonn Airport (CGN) to Watertown Regional Airport (ATY)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest CGN to ATY flight.
How many flights per day from Cologne - Bonn Airport (CGN) to Watertown Regional Airport (ATY)?
There are no daily nonstop flights available from Cologne - Bonn Airport (CGN) to Watertown Regional Airport (ATY). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be cruising above the clouds in no time at all.
What day of the week has the most flights from CGN to ATY?
Usually you'll find the widest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* But this can vary based 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 Cologne - Bonn Airport (CGN) to Watertown Regional Airport (ATY)?
To avoid possible delays on the Cologne - Bonn Airport (CGN) to Watertown Regional Airport (ATY) route, aim to travel before 3 PM. Departures after this time 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 Cologne - Bonn Airport (CGN) to Watertown Regional Airport (ATY) last-minute?
Booking your plane ticket from CGN to ATY shortly before your journey is typically more expensive. But if you're flexible with your itinerary, you could score a cheap last-minute fare.
Is it cheaper to book a CGN to ATY flight and hotel package?
You'll typically save money by securing a CGN to ATY flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one place. After selecting your ideal accommodations and flights, you can add extras such as activities, tours and car rentals.
Can I cancel or change the date of my flight from Cologne - Bonn Airport (CGN) to Watertown Regional Airport (ATY)?
Typically, it's possible to reschedule or cancel your CGN to ATY flight. However, if the booking was made more than 24 hours ago, 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 further details on our Customer Service portal.

Travel information

Travel information

Origin airport
Cologne - Bonn
Destination airport
Watertown Regional
Distance
4424 mi

Book with confidence

Book with confidence

Cologne to Watertown Flights

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

 

The best time to book a flight from Cologne to Watertown

Sunday is one of the best days to book for cheap flights from Cologne 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 Cologne 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 Cologne 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 Cologne 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 Cologne 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.

 

Cologne to Watertown Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.