Plan to arrive at SEA at least two hours before your flight. Use SEA Spot Saver for security screening appointments to save time.

Most accurate provider | CheapOair 3 stars |
|---|---|
Most trusted provider | CheapOair 3 stars |
Round-trip from | $421 (Flybillet) |
One-way from | $303 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $617 |
Good round-trip deal | $533 or less |
Good one-way deal | $402 or less |
Fly from
Fly to
Route
Depart
Return
Price
SeattleCopenhagen
SEA - CPH
SEACPH
Seattle/Tacoma Intl
Thu 12/25
2:35 pm-11:45 am
1 stop12h 10m
Kastrup Copenhagen
Sun 1/11
12:55 pm-5:00 pm
1 stop13h 05m
SeattleCopenhagen
SEA - CPH
SEACPH
Seattle/Tacoma Intl
Wed 11/26
6:50 pm-7:00 pm
1 stop15h 10m
Kastrup Copenhagen
Wed 4/15
10:20 am-9:46 pm
2 stops20h 26m
SeattleCopenhagen
SEA - CPH
SEACPH
Seattle/Tacoma Intl
Sun 11/9
10:05 am-11:05 pm
2 stops28h 00m
Kastrup Copenhagen
Fri 11/14
6:50 am-12:10 pm
1 stop14h 20m
SeattleCopenhagen
SEA - CPH
SEACPH
Seattle/Tacoma Intl
Sun 11/16
3:10 pm-5:35 pm
1 stop17h 25m
Kastrup Copenhagen
Fri 11/21
6:50 am-12:10 pm
1 stop14h 20m
SeattleCopenhagen
SEA - CPH
SEACPH
Seattle/Tacoma Intl
Sun 11/9
10:05 am-5:35 pm
2 stops22h 30m
Kastrup Copenhagen
Thu 11/13
7:05 am-9:31 am
2 stops35h 26m
SeattleCopenhagen
SEA - CPH
SEACPH
Seattle/Tacoma Intl
Sun 11/9
10:05 am-5:35 pm
2 stops22h 30m
Kastrup Copenhagen
Sat 11/15
6:50 am-9:31 am
2 stops35h 41m
SeattleCopenhagen
SEA - CPH
SEACPH
Seattle/Tacoma Intl
Sun 11/2
3:10 pm-11:05 pm
1 stop22h 55m
Kastrup Copenhagen
Thu 11/6
7:05 am-12:10 pm
1 stop14h 05m
SeattleCopenhagen
SEA - CPH
SEACPH
Seattle/Tacoma Intl
Thu 11/13
12:35 pm-11:05 pm
2 stops25h 30m
Kastrup Copenhagen
Fri 11/21
6:50 am-7:16 pm
2 stops21h 26m
SeattleCopenhagen
SEA - CPH
SEACPH
Seattle/Tacoma Intl
Sun 11/9
3:10 pm-5:35 pm
1 stop17h 25m
Kastrup Copenhagen
Sun 11/16
8:55 am-1:20 pm
1 stop13h 25m
SeattleCopenhagen
SEA - CPH
SEACPH
Seattle/Tacoma Intl
Sun 11/16
12:00 pm-11:05 pm
2 stops26h 05m
Kastrup Copenhagen
Sat 11/22
6:50 am-12:10 pm
1 stop14h 20m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars |
The price you pay for your flight from Seattle to Copenhagen may vary depending on when you book. For the best chance of a lower fare, look to book 90 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Currently, November is the cheapest month in which you can book a flight from Seattle to Copenhagen (average of $348). Flying from Seattle to Copenhagen in June is currently the most expensive (average of $552). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Unlike in the morning, when flights are generally more expensive, you can save up to 19% on flights from Seattle to Copenhagen by exploring options for tickets in the evening.
Travelers seeking maximum savings on their Seattle to Copenhagen flight should consider departing on Saturday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Crew
Entertainment
Boarding
Comfort
Overall
Food
Reviews
Matthew,Oct 2025
GSP - ATL
Crew
Entertainment
Boarding
Comfort
Overall
Food
Reviews
Matthew,Oct 2025
GSP - ATL
Crew
Entertainment
Boarding
Comfort
Overall
Food
Reviews
Matthew,Oct 2025
GSP - ATL
Crew
Entertainment
Boarding
Comfort
Overall
Food
Reviews
Matthew,Oct 2025
GSP - ATL
Crew
Entertainment
Boarding
Comfort
Overall
Food
Reviews
Matthew,Oct 2025
GSP - ATL
Crew
Entertainment
Boarding
Comfort
Overall
Food
Reviews
Matthew,Oct 2025
GSP - ATL
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$418 | Average$619 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$423 | Average$582 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$492 | Average$601 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$493 | Average$714 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$496 | Average$722 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$504 | Average$715 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$536 | Average$683 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$558 | Average$783 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$560 | Average$804 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$584 | Average$774 | FlexibilityNo cancel fee | On-time75% |