Compare all flight tickets and find cheap flights from Seattle to Idaho Falls

Cheapest flight tickets


Price observed over the last 3 months for a round trip.

Average price of a round trip


Average flight ticket price recorded over the last 3 months for a round trip.

Flight duration


A flight from Seattle to Idaho Falls takes on average 1h42.

Best time


According to user searches, the ideal month to go to Idaho Falls is May.

Tips for finding a cheap flight from Seattle to Idaho Falls

Check out our tips for booking your flight to Idaho Falls (USA) from Seattle (USA) at the cheapest possible price.

Usually, the cheapest month to pick up a ticket on this route is June, with an average flight ticket price of $363 (calculation over the last two years). The most touristic season corresponds to the months of June.
For the cheapest flights, it is advisable to buy your ticket at least 55 days before the departure date.

The airline offering the cheapest flight tickets is Alaska Airlines. A ticket from the airline Alaska Airlines to Idaho Falls costs on average $363.
The airlines that offer the most flights are .

Price of flight tickets from Seattle to Idaho Falls

Here is some information and tips to know before booking your flight:

  • Flight ticket prices range from $341 to $385
  • The average price of a flight ticket is about $363
  • Prices are lowest for stays in the month of June
  • The month in which booking a ticket is cheaper is: June
info departure city :
Seattle, USA
airports :
Kenmore Air Harbor Spb. (LKE)
Seattle-Tacoma International Airport (SEA)
Renton Municipal Airport (RNT)
King County International Airport (BFI)
local time :

Seattle is a city in the country USA, the time zone is GMT . In Seattle, it is currently {fromLocalTime}, the temperature is on average 14°C, with a minimum of 6°C and a maximum of 20°C.

The city of Seattle (SEA) has 4 airport(s): Kenmore Air Harbor Spb., Seattle-Tacoma, Renton and King County

destination info :
Idaho Falls, USA
airport :
Idaho Falls Regional Airport (IDA)
local time :

Idaho Falls is in the country USA, the time zone is GMT . In Idaho Falls, it is currently {toLocalTime}, the temperature is on average 20°C, with a minimum of 9°C and a maximum of 30°C.

The city of Idaho Falls has 1 airport(s): Idaho Falls

Useful info about Idaho Falls

What is the least touristic period to go to Idaho Falls?

If you want to visit Idaho Falls during the least touristic period, choose the month of May.

What is the most popular time to travel to Idaho Falls?

In Idaho Falls, the most popular month is June. It is during this period that the prices offered by airlines are also the highest.

When should I book my flight from Seattle to Idaho Falls?

According to our data, it is recommended to book your flight 55 days before your departure. If you book your flight ticket 8 weeks before your departure, you may find a price below average. The cheapest day to book a flight from Seattle to Idaho Falls is Thursday.

What are the arrival and destination airports when traveling between Seattle and Idaho Falls?

This information is not available at this time.

How to reach Seattle airport from the city centre?

The airport Kenmore Air Harbor Spb. is located 3 km, Seattle-Tacoma is located 16 km, Renton is located 16 km or King County is located 8 km from the city centre. You can access it by using public transportation, taking a taxi, or renting a car.

Are there other means of transportation to go from Seattle to Idaho Falls?

Airplane is the only means of transportation listed on Liligo for this journey.

Are there big differences in weather between Seattle and Idaho Falls?

In summer, the average temperature is 21°C in Idaho Falls and 18°C in Seattle. The average rainfall in summer is 18 mm in Idaho Falls and 39 mm in Seattle. In summer, it is warmer in Idaho Falls and it rains less in Idaho Falls. In winter, it is colder in Seattle and it rains more in Seattle.

Prepare your stay in Idaho Falls

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