Flight Routes from Idaho Falls to Seattle Tacoma

Compare cheap outbound and return flights from Idaho Falls (IDA) to Seattle-Tacoma (SEA) and find the best offer from numerous airlines and travel agencies.

Trip type
Cheapest roundtrip flight
from€377
Flight distance
910 km
Time difference

Cheap flight offers from Idaho Falls to Seattle

sorted by price and recency
filters
  1. –
    Alaska Airlines
    –
    IDA–SEA
    non-stop flight
    Alaska Airlines
    –
    SEA–IDA
    non-stop flight
    €377
  2. –
    Alaska Airlines
    –
    IDA–SEA
    1 stopover
    Alaska Airlines
    –
    SEA–IDA
    non-stop flight
    €618
  3. –
    Delta Air Lines
    –
    IDA–SEA
    1 stopover
    Delta Air Lines
    –
    SEA–IDA
    1 stopover
    €486
  4. –
    Alaska Airlines
    –
    IDA–SEA
    1 stopover
    Alaska Airlines
    –
    SEA–IDA
    non-stop flight
    €412
  5. –
    Alaska Airlines
    –
    IDA–SEA
    1 stopover
    Alaska Airlines
    –
    SEA–IDA
    non-stop flight
    €3,015
  6. –
    Alaska Airlines
    –
    IDA–SEA
    non-stop flight
    Alaska Airlines
    –
    SEA–IDA
    non-stop flight
    €380

Flight schedule from Idaho Falls (IDA) to Seattle-Tacoma (SEA)

Select a travel date in the flight schedule for the route from Idaho Falls (IDA) to Seattle-Tacoma (SEA) and compare affordable flight deals.

offers
Active filtersnone
Matching outbound flightsIDA–SEA · 6 of 6
fromto
dep.arr.
durationstopovers
  1. November 8 – 14, 2026
  2. November 15 – 21, 2026
  3. November 22 – 28, 2026
    1. IDASEA
      nonstop
      1. Alaska Airlines
    2. IDASEA
      nonstop
      1. Alaska Airlines
    3. IDASEA
      nonstop
      1. Alaska Airlines
    4. IDASEA
      nonstop
      1. Alaska Airlines
    5. IDASEA
      nonstop
      1. Alaska Airlines
    6. IDASEA
      nonstop
      1. Alaska Airlines

      Important flight information

      Discover more flights around Idaho Falls and Seattle-Tacoma

      Departure airport Airport Idaho Falls, ID (IDA)
      Arrival airport Airport Seattle-Tacoma International Airport, WA (SEA)
      Destination country Flights to United States
      Departure airport - Destination country Idaho Falls, ID - United States
      Alternative routes to United States
      Alternative flights to Seattle-Tacoma
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