$503 Cheap Flights from San Diego (SAN) to Cologne (CGN)

Find available prices by choosing your travel dates.

Cheap Flights from San Diego to Cologne (SAN-CGN)

Prices were available within the past 7 days and start at $503 for one-way flights and $742 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
British Airways
British Airways
British Airways
British Airways
British Airways
American Airlines
Condor
Lufthansa
Austrian Airlines
Flights from San Diego (SAN) to Cologne (CGN)
Origin airport
San Diego Intl.
Destination airport
Cologne - Bonn
Airlines serving
Air Canada, American Airlines, Austrian Airlines, British Airways, Lufthansa, Swiss International Air Lines, United
Roundtrip price
$741
Distance
5740 mi

San Diego to Cologne Flights

The cheapest times to fly from San Diego to Cologne

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

The best time to book a flight from San Diego to Cologne

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

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 Cologne in 2025. You can also book with separate airlines for your outbound and return journeys, from $503 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 Cologne 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 Cologne 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 Cologne - Bonn Airport (CGN) cost?
Discover the latest flight deals from SAN to CGN 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 CGN?
The cheapest flights from SAN to CGN 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 CGN?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from SAN to CGN. 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 Cologne - Bonn Airport (CGN)?
There aren’t any daily direct flights available from San Diego Intl. Airport (SAN) to Cologne - Bonn Airport (CGN). But you can book 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.
What day of the week has the most flights from SAN to CGN?
You’ll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*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 Cologne - Bonn Airport (CGN)?
To touch down at Cologne - Bonn Airport (CGN) on schedule, opt for a flight that takes off from San Diego Intl. Airport (SAN) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**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 Cologne - Bonn Airport (CGN) last-minute?
Waiting until just before your departure to book a flight from SAN to CGN often results in higher prices. Although you may find some last-minute offers, they aren’t always guaranteed. Allow some flexibility in your schedule to boost your chances of snagging a bargain.
Is it cheaper to book a SAN to CGN flight and hotel package?
You can save money by booking a SAN to CGN 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 it all in one place. Once you’ve selected your preferred accommodations and flights, consider adding extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from San Diego Intl. Airport (SAN) to Cologne - Bonn Airport (CGN)?
It’s usually possible to cancel or reschedule your SAN to CGN flight. However, if it’s been more than 24 hours since booking, additional charges 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.

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*Available to One Key members.