Flight Routes from Seattle Tacoma to Sun Valley

Compare cheap outbound and return flights from Seattle-Tacoma (SEA) to Sun Valley (SUN) and find the best offer from numerous airlines and travel agencies.

Trip type
Cheapest roundtrip flight
from€322
Fastest flight
non-stop flights
8x / week
Flight distance
764 km
Time difference

Cheap flight offers from Seattle to Sun Valley

sorted by price and recency
filters
  1. –
    Alaska Airlines
    –
    SEA–SUN
    non-stop flight
    Alaska Airlines
    –
    SUN–SEA
    non-stop flight
    €322
  2. –
    Alaska Airlines
    –
    SEA–SUN
    non-stop flight
    Alaska Airlines
    –
    SUN–SEA
    non-stop flight
    €342

Flight schedule from Seattle-Tacoma (SEA) to Sun Valley (SUN)

Select a travel date in the flight schedule for the route from Seattle-Tacoma (SEA) to Sun Valley (SUN) and compare affordable flight deals.

offers
Active filtersnone
Matching outbound flightsSEA–SUN · 3 of 3
fromto
dep.arr.
durationstopovers
  1. November 8 – 14, 2026
  2. November 15 – 21, 2026
  3. November 22 – 28, 2026
    1. SEASUN
      nonstop
      1. Alaska Airlines
    2. SEASUN
      nonstop
      1. Alaska Airlines
    3. SEASUN
      nonstop
      1. Alaska Airlines

      Important flight information

      Discover more flights around Seattle-Tacoma and Sun Valley

      Departure airport Airport Seattle-Tacoma International Airport, WA (SEA)
      Arrival airport Airport Sun Valley, ID (SUN)
      Destination country Flights to United States
      Departure airport - Destination country Seattle-Tacoma International Airport, WA - United States
      Alternative routes to United States
      Alternative flights to Sun Valley
      Flight destinations with a similar price