Question 1

What is the cheapest airline that flies from Denmark to Seattle/Tacoma Intl?

Accepted Answer

American Airlines is the most popular carrier operating from Denmark to Seattle/Tacoma Intl

Question 2

How long does it take to fly to Seattle?

Accepted Answer

Flight times vary depending on what airport in Denmark you fly out of and what airport in Seattle you fly into. For example, flying from Copenhagen to Seattle takes 9h 40m on average. On the other hand, flying from Billund to Seattle takes 12h 55m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

Question 3

Which airline has the best punctuality record on Denmark to Seattle flights?

Accepted Answer

According to our data, Scandinavian Airlines have had the least number of delays on this route over the last 12 months; with about 11% of their flights experiencing any sort of delay.

Question 4

How often are flights from Denmark to Seattle delayed?

Accepted Answer

Historically, on average around 11% of flights between Denmark and Seattle have experienced a delay on any given week. The average delay length over the past 12 months has been 127 minutes.

Question 5

What is the cheapest month to fly to Seattle?

Accepted Answer

In general, February is the cheapest month to fly from Denmark to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $459. If you don’t want to visit Seattle in February, then you should wait until November to fly from Denmark, when ticket prices are also cheap, with an average price of $541.

Question 6

Can stopping save me money on Denmark to Seattle flights?

Accepted Answer

You could potentially save up to 39% on your flight if you consider stops on a Denmark to Seattle flight.

Question 7

How far in advance should I book a flight to Seattle?

Accepted Answer

You are more likely to see cheaper flights to Seattle from Denmark when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $639 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Denmark for as low as $573 on momondo.

Question 8

What is the cheapest time of day to depart on your flight to Seattle?

Accepted Answer

Flying to Seattle from Denmark in the evening is the least expensive time of day to depart. momondo users have found prices as low as $563 when looking at flights departing in the evening. Flights to Seattle are more costly at noon, with an average ticket price of $941. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

Question 9

What is the most punctual flight time for Denmark to Seattle flights?

Accepted Answer

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

Question 10

What airlines fly to Seattle?

Accepted Answer

Scandinavian Airlines, Icelandair and Lufthansa are the top three most popular airlines that fly to Seattle from Denmark according to our data. Scandinavian Airlines is the first choice among our users, with 28% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 6 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

Question 11

What cabin class options are available on Denmark to Seattle/Tacoma Intl flights?

Accepted Answer

There are 3 cabin classes available to choose from on Denmark to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Question 12

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Monday is statistically the day of the week which experiences the fewest number of delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

Question 13

What is the cheapest day to depart on your flight to Seattle?

Accepted Answer

On average, the least expensive day to fly to Seattle from Denmark is on a Saturday. momondo users have found tickets for Saturday departures for as low as $649. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Denmark because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,153.

Question 14

What is the cheapest Denmark to Seattle/Tacoma Intl flight route?

Accepted Answer

Fly from Kastrup Copenhagen to Seattle/Tacoma Intl for the best Denmark - Seattle/Tacoma Intl flight prices

Question 15

When did momondo last update prices for flights from Denmark to Seattle/Tacoma Intl Airport?

Accepted Answer

Prices for flights from Denmark to Seattle/Tacoma Intl Airport are refreshed on a daily basis.

Question 16

How many operators does momondo search for flights from Denmark to Seattle/Tacoma Intl Airport?

Accepted Answer

There are 6 operators available for flights from Denmark to Seattle/Tacoma Intl Airport as of December 2025.

Question 17

How old do you have to be to fly from Denmark to Seattle/Tacoma Intl Airport?

Accepted Answer

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Denmark to Seattle/Tacoma Intl Airport.

Question 18

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

Accepted Answer

The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Fastest flight time	9h 40m
Direct flights	None

Airline	Rating	Free Cancellation	Price
Lufthansa	PriceFrom $317	Free Cancellation	Rating 6.8 7,626 reviews	Search Lufthansa flights
Icelandair	PriceFrom $430	Free Cancellation	Rating 7.0 589 reviews	Search Icelandair flights
American Airlines	PriceFrom $462	Free Cancellation	Rating 7.2 11,049 reviews	Search American Airlines flights
British Airways	PriceFrom $463	Free Cancellation	Rating 6.7 7,571 reviews	Search British Airways flights
United Airlines	PriceFrom $533	Free Cancellation	Rating 7.4 9,095 reviews	Search United Airlines flights
Scandinavian Airlines	PriceFrom $600	Free Cancellation	Rating 7.4 1,605 reviews	Search Scandinavian Airlines flights

Cheap flights from Denmark to Seattle from $324

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Denmark to Seattle departing on 1/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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How to get the cheapest flight ticket from Denmark to Seattle

What is the cheapest month to fly to Seattle?

What is the cheapest day to depart on your flight to Seattle?

What is the cheapest time of day to depart on your flight to Seattle?

What is the cheapest Denmark to Seattle/Tacoma Intl flight route?

Fly from Kastrup Copenhagen to Seattle/Tacoma Intl for the best Denmark - Seattle/Tacoma Intl flight prices

How far in advance should I book a flight to Seattle?

What cabin class options are available on Denmark to Seattle/Tacoma Intl flights?

There are 3 cabin classes available to choose from on Denmark to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Denmark to Seattle flights?

You could potentially save up to 39% on your flight if you consider stops on a Denmark to Seattle flight.

What is the cheapest airline that flies from Denmark to Seattle/Tacoma Intl?

American Airlines is the most popular carrier operating from Denmark to Seattle/Tacoma Intl

What airlines fly to Seattle?

How often are flights from Denmark to Seattle delayed?

Historically, on average around 11% of flights between Denmark and Seattle have experienced a delay on any given week. The average delay length over the past 12 months has been 127 minutes.

What is the most punctual flight time for Denmark to Seattle flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Monday is statistically the day of the week which experiences the fewest number of delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Denmark to Seattle flights?

According to our data, Scandinavian Airlines have had the least number of delays on this route over the last 12 months; with about 11% of their flights experiencing any sort of delay.

How long does it take to fly to Seattle?

Cheap Denmark to Seattle flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Denmark to Seattle

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When did momondo last update prices for flights from Denmark to Seattle/Tacoma Intl Airport?

How many operators does momondo search for flights from Denmark to Seattle/Tacoma Intl Airport?

How old do you have to be to fly from Denmark to Seattle/Tacoma Intl Airport?

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

What is the most popular plane model from Denmark to Seattle?

Best airlines flying from Denmark to Seattle

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