£188 Cheap Flights from Seattle (SEA) to Copenhagen (CPH)

You can find one-way and return flights from SEA to CPH with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when SEA to CPH ticket fares go up or down.

The cheapest months to fly from SEA to CPH are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.

Enter SEA to CPH and your travel dates, then apply the 'Nonstop' filter to see only direct flights.

SAS is one of the cheapest airlines offering nonstop return flights from Seattle - Tacoma Intl. (SEA) to Kastrup (CPH), with tickets starting from around £393 for flights that can be booked for departure within the next year. Skywest Air offers one of the cheapest connecting return flights with a layover in Portland Intl. (PDX), starting from around £681. These prices are per adult, for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.

To find a cheap flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Copenhagen (CPH-Kastrup), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.

The best airline to fly with from Seattle - Tacoma Intl. (SEA) to Copenhagen (CPH) will differ from traveler to traveler. If you like to fly early, SAS offers early morning flights. If price is the most important factor, SAS typically offers the lowest fares. Delta offers the most daily flights from Seattle - Tacoma Intl. (SEA) to Copenhagen (CPH), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.

The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.

While there aren't many direct flights, you'll find approximately 87 connecting flights per day from Seattle - Tacoma Intl. (SEA) to Copenhagen (CPH-Kastrup). This gives you plenty of options to choose from. Some common connection points include O'Hare Intl. (ORD), Vancouver Intl. (YVR), and Pearson Intl. (YYZ).

Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from Seattle, WA (SEA) to Copenhagen (CPH). To compare more early flights, use the "Early Morning" and "Morning" filters in your search.

You'll typically find the most flights from Seattle - Tacoma Intl. (SEA) to Copenhagen (CPH) on a Friday, with around 107 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Delta, United, and Alaska Airlines. Fridays offer notably more flight options compared to other days of the week, making it a great day to consider for your journey.

The most popular departure times for flights from Seattle - Tacoma Intl. (SEA) to Kastrup (CPH) are between 12pm and 3pm. Many major carriers, including Lufthansa, Delta and United, offer flights during this window. Many travellers prefer this time as it allows for a morning in Seattle before heading to the airport, and an evening arrival in Copenhagen.

Flying nonstop from SEA to CPH takes around 9 hours 20 minutes, with the route covering approximately 7,810 kilometers. Flights with a layover typically take 5 hours 30 minutes longer than direct options. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.

You can fly business class or first class between SEA and CPH. Airlines that offer business class service on this route include:

* Lufthansa
* Air France
* Turkish Airlines
* Air Canada
* British Airways
* Aer Lingus
* SAS
* Icelandair
* Virgin Atlantic
* Alaska Airlines
* Horizon Air
* Delta
* United
* Singapore Airlines
* Edelweiss Air
* Condor
* Finnair
* American Airlines

First class cabins are available on Alaska Airlines and United.

It's easy to earn miles on a Seattle, WA (SEA) to Copenhagen (CPH) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.

*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.

Typically, booking a last minute flight from Seattle, WA (SEA) to Copenhagen (CPH) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.

Securing a Seattle, WA (SEA) to Copenhagen (CPH) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.

If you booked your Seattle, WA (SEA-Seattle - Tacoma Intl.) to Copenhagen (CPH-Kastrup) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.