Cheap flights from Appleton, WI to Seattle, WA

Make your travel wishlist, we'll do the rest
Hidden deals
Effortless booking
Travel hacking
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. Appleton and Seattle have 40 direct flights per week.

Check-in for a flight from Appleton to Seattle

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
United AirlinesUALUAYesNo
Alaska AirlinesASAASNoOpens 24 days before flight
Closes 1 hours before flight

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
251
days per year
Snow days
5
days per year

14 day forecast

Tuesday
14 May
20°C7°C
21 May
82%
14°C9°C
Wednesday
15 May
23°C8°C
22 May
82%
16°C10°C
Thursday
16 May
84%
16°C9°C
23 May
82%
15°C7°C
Friday
17 May
89%
17°C8°C
24 May
18°C8°C
Saturday
18 May
17°C6°C
25 May
77%
17°C7°C
Sunday
19 May
80%
16°C7°C
26 May
19°C9°C
Monday
20 May
14°C7°C
27 May
19°C8°C

Frequently asked questions

What are the most popular routes to and from Appleton?
What are the most popular routes to and from Seattle?
What airports are near Appleton?
What airports are near Seattle?
Is it possible to combine flights, buses, and trains in one itinerary when traveling between Appleton and Seattle?
What is Virtual Interlining and how do I use it?
Which airlines fly between Appleton and Seattle?
When's the best time to travel between Appleton and Seattle?
What flights operate between Appleton and Seattle?
How many airports are there near Appleton?
How many airports are there near Seattle?
What time do nonstop (direct) flights between Appleton and Seattle depart?
What time do nonstop (direct) flights between Appleton and Seattle arrive?
What time do flights between Appleton and Seattle depart?
What time do flights between Appleton and Seattle arrive?

Explore alternative trips

Flights from Appleton

Flights to Seattle

Popular routes

The nearest countries with flights to Seattle

Here is a list of countries people are flying from

Other destination countries from Appleton

Here is a list of countries people are flying to
Find the best connection from Appleton to Seattle
Search flights, trains & buses
We hack the system,
you fly for less