The cheapest times to fly from AAL to SEA are

  • January 8th to March 25th (except the week of March 12th)
  • April 9th to May 6th
  • August 27th to December 2nd (except the weeks of October 8th and October 29th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from AAL to SEA is early to mid September. Prices can be as high as $1271 for Saturday flights during mid July, or as low as $497 for Tuesday flights around early to mid September.


When to Fly to Seattle

Flying from Aalborg (AAL) to Seattle, WA (SEA) will usually cost between $542 to $1035 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early to mid September with an average ticket price of $547. Due to high demand the most expensive time to fly is mid July, with an average price of $1085. Planning your trip to low-cost times can easily save you $537 on economy flights and even more on first-class flights. Generally, any price below $639 can be considered a good price for a round-trip AAL to SEA flight.

See below for a graph of average weekly prices for the AAL to SEA route. All prices are for round-trip tickets in USD.

AAL to SEA Flight Prices

Compared to other flights, the AAL to SEA flight is cheaper than the average and costs about as much as the average flight leaving from Aalborg. The average price per mile (for a direct flight) is $0.08, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Saturdays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $124 (13%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $647. Return trip prices are from the SEA to AAL flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from AAL to SEA can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 9 hour 27 minutes may not be realistic.


Flight Hacking AAL to SEA

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from AAL to SEA — but Champion Traveler does!

Hack #1: Copenhagen (AAL > CPH > SEA)

  • Price for both tickets: $635
  • Average savings: $4 (0.63%)

See AAL to flights


Flight Questions Answered

Still have questions about flying from AAL to SEA? We’ve got answers.

Which airlines fly this route?

You can find 10 major airlines flying this route most often: Air Canada, Air France, Alitalia, Delta, Icelandair, KLM, Lufthansa, SAS, Singapore Airlines, Virgin Atlantic, and potentially more during busy seasons.

How far away is it from Seattle/Tacoma International Airport to Aalborg Airport?

The distance between the two airports is roughly 4709 miles or 7578 kilometers.

How long does it take to fly from AAL to SEA?

The real-world flight time for a nonstop AAL to SEA flight is about 9 hour 27 minutes.

How many flights go between Aalborg and Seattle, WA?

It depends on the day of the week and the date, but a typical day might have around 13 available flights from AAL to SEA.


Airport Location Info


Departing Airport

Origination code AAL
Origination airport name Aalborg Airport
City Aalborg
Country Denmark
Latitude 57.1
Longitude 9.8

Return Airport

Destination code SEA
Destination airport name Seattle/Tacoma International Airport
City Seattle, WA
Country the United States
Latitude 47.5
Longitude -122.3


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.