Cheap Flights from Seattle to Cologne

Compare Seattle to Cologne flight deals

Find the cheapest month or even day of the year to fly to Cologne

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Flight deals from Seattle to Cologne

Looking for a cheap last-minute deal or the best return flight from Seattle to Cologne Airport? If you want to travel next month, return fares start from ر.ق.‏ 3,230. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Seattle to Cologne

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Seattle to Cologne flights are currently cheapest in September.

Seattle to Cologne: Flight information

The things to know before you go.
Cheapest flight foundر.ق.‏ 1,151
Cheapest month to flySeptember

Finding cheap flights from Seattle to Cologne: Frequently asked questions

The best price we found for a return flight from Seattle to Cologne is ر.ق.‏ 2,420. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Seattle to Cologne. But we found flights with one stop from ر.ق.‏ 2,420.
As of June 2026, there are no flights flying from Seattle to Cologne.
The cheapest month to fly from Seattle to Cologne is usually August.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Seattle to Cologne Airport on Tuesday, 25 August 2026.
No airlines currently offer direct flights between Seattle and Cologne Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Cologne but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Cologne is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Cologne is Icelandair .

Travelling from Seattle to Cologne Bonn Airport (CGN): What you need to know

  • Cologne is nine hours ahead of Seattle. Cologne Bonn Airport is located in Cologne, which operates on the UTC+1 timezone.

  • For hassle-free travel, arrive at the airport two hours ahead of international flights and one hour before domestic departures. This ensures you have enough time to catch your flight from Seattle to CGN.

  • Popular months like July or holiday times such as Christmas and New Year will mean bigger waits at check-in and security. If you're travelling then, play it safe and get to the terminal even earlier. Arriving two hours before domestic flights and up four hours ahead of international flights is a wise move.

Airports in Seattle

Seattle-Tacoma International Airport (SEA)

  • We make it a piece of cake to book cheap flights from Seattle to CGN that include a stopover. To explore all your options leaving from Seattle-Tacoma International Airport (SEA), uncheck 'Direct flights only.' Then, select a flight that has a stop long enough to tour your chosen city. Top stopovers between SEA and CGN include:

    • Istanbul Airport (IST)

    • London Heathrow Airport (LHR)

    • Munich Franz Joseph Strauss Airport (MUC)

  • Located around 23 kilometres from central Seattle, SEA can be reached in about 25 minutes by car, depending on traffic. The journey on public transport will take roughly 35 minutes.

  • Searching for a convenient hotel near Seattle-Tacoma International Airport? If you're catching an early flight from Seattle to Cologne Bonn Airport, these stays will put you just around the corner from the terminal:

  • Seattle-Tacoma International Airport gets high marks for its on-time performance. 80% of flights that depart SEA reach their destination without delay.

Seattle Paine Field International Airport (PAE)

  • You can arrive at PAE from the centre of Seattle in approximately 40 minutes by car, depending on traffic conditions. The ride by public transport will take roughly 1 hour 30 minutes to cover the 40 kilometres or so.

  • Get your holiday started early with an extra night away from home. Before your Seattle to CGN flight, kick back in one of these hotels near Seattle Paine Field International Airport:

  • The majority of flights that depart Seattle Paine Field International Airport arrive at their destination right on cue. It achieves a consistent on-time performance rate of 80%.

About Cologne Bonn Airport (CGN)

Getting from Cologne Bonn Airport (CGN) to central Cologne

  • Central Cologne is around 14 kilometres from Cologne Bonn Airport and takes about 20 minutes to reach by car. Work out your options for getting into the city, whether that's with a car hire, taxi or ride-share.

  • Travelling by public transport takes around 20 minutes.

How to find the cheapest flights from Seattle to Cologne Bonn Airport (CGN)

  • Currently, ر.ق.‏ 1,151 is the lowest price we've found for a one-way ticket from Seattle to Cologne Bonn Airport. The cheapest price for a return flight is ر.ق.‏ 2,420. Keep in mind fares can change due to availability at the time of booking.

  • To find cheap flights from Seattle to CGN, book in advance. Airlines usually offer their most competitively priced fares when flights first go on sale.

  • If you have some flexibility with your trip dates, use the 'Whole month' tool. It'll give you the cheapest price in each month when searching for your Seattle to Cologne Bonn Airport ticket.

  • You don't need to check every day to find out if prices have dropped when you set up a Price Alert. We'll let you know as soon as a better deal comes up on plane tickets from Seattle to CGN.

  • Discover the best deal on a flight from Seattle to Cologne Bonn Airport with the help of the filters. Pick your preferred arrival and departure times, airlines and number of stops. You can also sort your results by 'Best,' 'Cheapest' or 'Fastest.'

The best time to fly from Seattle to Cologne Bonn Airport (CGN)

  • December is the quietest month for flights from Seattle to Cologne Bonn Airport (CGN), while July is the busiest. Find the best time to visit Cologne based on whether you like a bustling atmosphere or a more laid-back vibe.

  • When booking your Seattle to CGN plane ticket, consider the weather you're most comfortable in. August is the warmest month in Cologne, with temperatures ranging from 12ºC to 28ºC.

  • January sees temperatures of between -3ºC and 7ºC. Search for cheap tickets from Seattle to Cologne Bonn Airport around that time if you'd rather travel in cooler conditions.

More about Cologne

  • Once you've booked your flight from Seattle to Cologne Bonn Airport, find a hotel that offers a good mix of location and comfort. Make one of these options your base for exploring Cologne:

  • Cologne Christmas Markets and Cologne Cathedral are just two of the top attractions to add to your Cologne travel itinerary. Keep the momentum going by heading to Kolner Philharmonie.

Explore more of Germany

  • You've visited Cologne, now it's time to discover other parts of Germany. Journey about 274 kilometres southeast to Stuttgart to check off its leading sights. From Mercedes-Benz Museum to Porsche Museum and State Gallery of Stuttgart, you'll have a packed itinerary ahead.

  • Around 274 kilometres northeast of Cologne, Bremen is another favourite stop in Germany. Start your sightseeing at Marktplatz, Rathaus and Die Glocke - Das Bremer Konzerthaus.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.