Cheap Flights from Porto (OPO) to Kiel (KEL)

Popular airlines from Porto Airport (OPO) to Kiel (KEL-Holtenau)

Frequently asked questions

How much does a flight from Dr. Francisco de Sa Carneiro Airport (OPO) to Kiel (KEL-Holtenau) cost?
Snag a cheap one-way flight or cheap return flight from Dr. Francisco de Sa Carneiro Airport (OPO) to Kiel (KEL-Holtenau) 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 Dr. Francisco de Sa Carneiro Airport (OPO) to Kiel (KEL-Holtenau)?
The cheapest month to fly from OPO to KEL is , when there's less demand. Off-peak season is usually when better flight deals are available between these airports.
What is the cheapest airline that flies from Dr. Francisco de Sa Carneiro Airport (OPO) to Kiel (KEL-Holtenau)?
Expedia's filter tool lets you easily compare airlines, flight times 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 OPO to KEL flight.
How many flights per day from Dr. Francisco de Sa Carneiro Airport (OPO) to Kiel (KEL-Holtenau)?
Nonstop flights from Dr. Francisco de Sa Carneiro Airport (OPO) to Kiel (KEL-Holtenau) 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 dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from OPO to KEL?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can change based on various factors, such as 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 Dr. Francisco de Sa Carneiro Airport (OPO) to Kiel (KEL-Holtenau)?
To avoid possible delays on the Dr. Francisco de Sa Carneiro Airport (OPO) to Kiel (KEL-Holtenau) route, fly before 3 PM. Flights 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 Dr. Francisco de Sa Carneiro Airport (OPO) to Kiel (KEL-Holtenau) last-minute?
Booking your flight from OPO to KEL right before your getaway is usually more expensive. However, if there's some wiggle room with your departure times and dates, you could grab a cheap last-minute fare.
Can I cancel or change the date of my flight from Dr. Francisco de Sa Carneiro Airport (OPO) to Kiel (KEL-Holtenau)?
Typically, you can cancel or reschedule your OPO to KEL flight. However, there may be additional fees, especially if your booking was made over 24 hours ago. Check your itinerary for the airline's policies and fees on flight changes, or if you'd like more details, visit our Customer Service portal.

Travel information

Travel information

Origin airport
Dr. Francisco de Sa Carneiro
Destination airport
Holtenau
Distance
1252 mi

Book with confidence

Book with confidence

Porto to Kiel Flights

The cheapest times to fly from Porto to Kiel

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

 

The best time to book a flight from Porto to Kiel

Sunday is one of the best days to book for cheap flights from Porto to Kiel: 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 Porto to Kiel

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 Porto to Kiel 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 Porto to Kiel 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 Porto to Kiel 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.

 

Porto to Kiel Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.