$910 Cheap Flights from Cologne (CGN) to Harlingen (HRL)

View $910 flight on Sun, Nov 30, 2025Opens in a new window

Popular airlines from Cologne - Bonn Airport (CGN) to Valley Intl. Airport (HRL)

Cheap Flights from Cologne to Harlingen (CGN-HRL)

Prices were available within the past 7 days and start at $910 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flights from Cologne (CGN) to Harlingen (HRL)
Origin airport
Cologne - Bonn
Destination airport
Valley Intl.
Distance
5427 mi

Cologne to Harlingen Flights

The cheapest times to fly from Cologne to Harlingen

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

 

The best time to book a flight from Cologne to Harlingen

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

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 Harlingen in 2025. You can also book with separate airlines for your outbound and return journeys, from $910 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 Harlingen 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 Harlingen 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 Cologne - Bonn Airport (CGN) to Valley Intl. Airport (HRL) cost?
Grab a cheap one-way flight from $910 or cheap return flight from Cologne - Bonn Airport (CGN) to Valley Intl. Airport (HRL) 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 Cologne - Bonn Airport (CGN) to Valley Intl. Airport (HRL)?
Traveling in is a good way to save, as it's the cheapest month for flights between CGN and HRL. You'll usually find the lowest fares during off-peak months.
What is the cheapest airline that flies from Cologne - Bonn Airport (CGN) to Valley Intl. Airport (HRL)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest CGN to HRL flight.
How many flights per day from Cologne - Bonn Airport (CGN) to Valley Intl. Airport (HRL)?
Direct flights from Cologne - Bonn Airport (CGN) to Valley Intl. Airport (HRL) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from CGN to HRL?
Usually you'll find the greatest selection of flight options on a Friday. Tuesdays are often the quietest.* However, this can vary depending on the airline, time of year 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 Valley Intl. Airport (HRL)?
To avoid possible delays on the Cologne - Bonn Airport (CGN) to Valley Intl. Airport (HRL) route, 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 Valley Intl. Airport (HRL) last-minute?
Booking your flight from CGN to HRL right before your journey is usually more expensive. But if you're flexible with your departure dates and times, you could land a cheap last-minute fare.
Is it cheaper to book a CGN to HRL flight and hotel package?
You'll typically save money by booking a CGN to HRL 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 everything in one place. Once you've selected your ideal accommodations and flights, you can add extras like activities, car rentals and tours.
Can I cancel or change the date of my flight from Cologne - Bonn Airport (CGN) to Valley Intl. Airport (HRL)?
If you reserved your CGN to HRL flight in the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the ticket type 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, head to our Customer Service portal for further details.

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*Available to One Key members.