$665 Cheap Flights from Honolulu (HNL) to Cologne (CGN)

View $665 flight on Mon, Oct 6, 2025Opens in a new window

Popular airlines from Daniel K. Inouye Intl. Airport (HNL) to Cologne - Bonn Airport (CGN)

Cheap Flights from Honolulu to Cologne (HNL-CGN)

Prices were available within the past 7 days and start at $665 for one-way flights and $1,014 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Sat, Dec 6 - Sun, Dec 14
HNL
Oahu
CGN
Cologne
$1,014 Roundtrip, found 6 days ago
$1,014
Roundtrip
found 6 days ago
Select British Airways flight, departing Sat, Dec 6 from Oahu to Cologne, returning Sun, Dec 14, priced at $1,014 found 6 days ago
British Airways
Sat, Dec 6 - Sun, Dec 14
HNL
Oahu
CGN
Cologne
$1,032 Roundtrip, found 6 days ago
$1,032
Roundtrip
found 6 days ago
Select British Airways flight, departing Sat, Dec 6 from Oahu to Cologne, returning Sun, Dec 14, priced at $1,032 found 6 days ago
Air Canada
Sat, Dec 6 - Sun, Dec 14
HNL
Oahu
CGN
Cologne
$1,056 Roundtrip, found 6 days ago
$1,056
Roundtrip
found 6 days ago
Select Air Canada flight, departing Sat, Dec 6 from Oahu to Cologne, returning Sun, Dec 14, priced at $1,056 found 6 days ago
British Airways
Thu, Dec 4 - Fri, Dec 12
HNL
Oahu
CGN
Cologne
$1,057 Roundtrip, found 6 days ago
$1,057
Roundtrip
found 6 days ago
Select British Airways flight, departing Thu, Dec 4 from Oahu to Cologne, returning Fri, Dec 12, priced at $1,057 found 6 days ago
United
Sat, Dec 6 - Sun, Dec 14
HNL
Oahu
CGN
Cologne
$1,068 Roundtrip, found 6 days ago
$1,068
Roundtrip
found 6 days ago
Select United flight, departing Sat, Dec 6 from Oahu to Cologne, returning Sun, Dec 14, priced at $1,068 found 6 days ago
United
Sat, Dec 6 - Sun, Dec 14
HNL
Oahu
CGN
Cologne
$1,077 Roundtrip, found 6 days ago
$1,077
Roundtrip
found 6 days ago
Select United flight, departing Sat, Dec 6 from Oahu to Cologne, returning Sun, Dec 14, priced at $1,077 found 6 days ago
Air Canada
Sat, Dec 6 - Sun, Dec 14
HNL
Oahu
CGN
Cologne
$1,087 Roundtrip, found 6 days ago
$1,087
Roundtrip
found 6 days ago
Select Air Canada flight, departing Sat, Dec 6 from Oahu to Cologne, returning Sun, Dec 14, priced at $1,087 found 6 days ago
United
Sat, Dec 6 - Sun, Dec 14
HNL
Oahu
CGN
Cologne
$1,089 Roundtrip, found 6 days ago
$1,089
Roundtrip
found 6 days ago
Select United flight, departing Sat, Dec 6 from Oahu to Cologne, returning Sun, Dec 14, priced at $1,089 found 6 days ago
Lufthansa
Thu, Nov 20 - Sun, Dec 7
HNL
Oahu
CGN
Cologne
$1,334 Roundtrip, found 3 days ago
$1,334
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Thu, Nov 20 from Oahu to Cologne, returning Sun, Dec 7, priced at $1,334 found 3 days ago
Swiss International Air Lines
Sat, Dec 6 - Sun, Dec 14
HNL
Oahu
CGN
Cologne
$1,427 Roundtrip, found 6 days ago
$1,427
Roundtrip
found 6 days ago
Select Swiss International Air Lines flight, departing Sat, Dec 6 from Oahu to Cologne, returning Sun, Dec 14, priced at $1,427 found 6 days ago

Frequently asked questions

How much does a flight from Daniel K. Inouye Intl. Airport (HNL) to Cologne - Bonn Airport (CGN) cost?
Get a cheap one-way flight from $665 or cheap return flight from $1,014 from Daniel K. Inouye Intl. Airport (HNL) to Cologne - Bonn Airport (CGN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Daniel K. Inouye Intl. Airport (HNL) to Cologne - Bonn Airport (CGN)?
Flying in December is a great way to save, as it's the cheapest month for flights between HNL and CGN. You'll usually find the lowest prices during off-peak months.
What is the cheapest airline that flies from Daniel K. Inouye Intl. Airport (HNL) to Cologne - Bonn Airport (CGN)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll take you from HNL to CGN. Then, sort your results by "Price (lowest to highest)" to snag a great deal.
How many flights per day from Daniel K. Inouye Intl. Airport (HNL) to Cologne - Bonn Airport (CGN)?
There are no daily nonstop flights available from Daniel K. Inouye Intl. Airport (HNL) to Cologne - Bonn Airport (CGN). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be soaring above the clouds in no time at all.
What day of the week has the most flights from HNL to CGN?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary 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 Daniel K. Inouye Intl. Airport (HNL) to Cologne - Bonn Airport (CGN)?
To arrive at Cologne - Bonn Airport (CGN) on schedule, opt for a flight that leaves Daniel K. Inouye Intl. Airport (HNL) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 Daniel K. Inouye Intl. Airport (HNL) to Cologne - Bonn Airport (CGN) last-minute?
Last-minute bookings from HNL to CGN are typically more expensive. To lock in the lowest rates, start looking for flights well ahead of time. That being said, if you're flexible with your travel dates, you may find a cheap ticket just before your departure.
Is it cheaper to book a HNL to CGN flight and hotel package?
You'll generally save money by booking a HNL to CGN flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one place. After choosing your preferred flights and accommodations, you can add extras such as tours, car rentals and activities.
Can I cancel or change the date of my flight from Daniel K. Inouye Intl. Airport (HNL) to Cologne - Bonn Airport (CGN)?
If you booked your HNL to CGN 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 after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you'd like more information.

Travel information

Travel information

Origin airport
Daniel K. Inouye Intl.
Destination airport
Cologne - Bonn
Roundtrip price
$1,014
Distance
7364 mi

Book with confidence

Book with confidence

Honolulu to Cologne Flights

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

 

The best time to book a flight from Honolulu to Cologne

Sunday is one of the best days to book for cheap flights from Honolulu 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 Honolulu 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 Honolulu to Cologne in 2025. You can also book with separate airlines for your outbound and return journeys, from $665 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 Honolulu 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 Honolulu 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.

 

Honolulu to Cologne Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.