Cheap flights from Sioux Falls, SD to Seattle, WA

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How much do flights to Seattle cost?

Key info about flying to Seattle

Depart from
Sioux Falls Regional
Arrive to
Seattle–Tacoma International
Average flights per week
39
Flight distance
Worth visiting
Lulu Island

Check-in for a flight from Sioux Falls to Seattle

NameCarrier codeIATA CodePassport needed during booking
United AirlinesUALUAYes
Alaska AirlinesASAASNo

Weather in Seattle

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January7°C2°C
February8°C1°C
March10°C3°C
April13°C4°C
May18°C8°C
June21°C10°C
July25°C13°C
August26°C14°C
September22°C11°C
October15°C7°C
November10°C4°C
December6°C1°C
Hottest Month
26°C
August
Coldest month
1°C
February
Sunny days
252
days per year
Snow days
5
days per year

14 day forecast

Wednesday
18 Dec
85%
11°C8°C
25 Dec
89%
6°C4°C
Thursday
19 Dec
73%
11°C7°C
26 Dec
86%
10°C5°C
Friday
20 Dec
12°C9°C
27 Dec
89%
8°C5°C
Saturday
21 Dec
86%
12°C7°C
28 Dec
82%
6°C3°C
Sunday
22 Dec
80%
7°C4°C
29 Dec
7°C3°C
Monday
23 Dec
77%
11°C6°C
30 Dec
6°C2°C
Tuesday
24 Dec
86%
11°C6°C
31 Dec
5°C0°C
Book your trip to arrive at Seattle–Tacoma International, or Kenmore Air Harbor Seaplane Base. The most popular airlines for this route are United Airlines, and Alaska Airlines. Sioux Falls and Seattle have 39 direct flights per week.

Frequently asked questions

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