On this page, you can find and book flights from Idaho Falls to Seattle. This 924 km route is served regularly, with approximately 24 flights per week.
Flights are operated by Hawaiian Airlines and Alaska Airlines. Since ticket prices depend on the season and demand, we recommend using the low-fare calendar and price charts to find the best deals for your preferred dates.
The table shows direct flights Idaho Falls → Seattle on the selected date. The flight takes approximately 2 h 5 min. Regular flights are operated by Alaska Airlines and Hawaiian Airlines. Departures from Idaho Falls Regional Airport airports, arrivals at Seattle-Tacoma International Airport and Paine Field.
For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.
Below is a calendar of the lowest flight ticket prices for Idaho Falls — Seattle by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from AED 516 in F, and the most expensive are around AED 595 in y. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.
Idaho Falls → Seattle, average one-way price
| Month | Average price | Level | Month | Average price | Level | Month | Average price | Level |
|---|---|---|---|---|---|---|---|---|
| Jan | AED 661 | low | May | AED 732 | medium | Sep | AED 779 | medium |
| Feb | AED 638 | low | Jun | AED 874 | high | Oct | AED 638 | low |
| Mar | AED 779 | medium | Jul | AED 898 | high | Nov | AED 803 | medium |
| Apr | AED 661 | low | Aug | AED 850 | high | Dec | AED 874 | high |
Some values are estimated based on seasonality.
The climate in Seattle is generally mild; however, July and August are the warmest months, with temperatures reaching up to +25°C. The rainiest period falls in December and January, when precipitation peaks and sunny days become far less frequent.
From a budget perspective, the most affordable month to fly is September, with ticket prices starting AED 518. Prices peak in July, when fares can reach AED 597.
For the best balance of weather and price, we recommend considering September. During this time, the region still enjoys comfortable temperatures, while flight costs from Idaho Falls tend to drop after the summer high season.
Regular air service between these cities is provided by two airlines, with Alaska Airlines being the primary carrier. A total of about 24 flights per week operate on this route, including direct flights. You can find detailed information about departure days and times in the interactive list below.
Flights Idaho Falls — Seattle depart from Idaho Falls Regional Airport and arrive at Seattle-Tacoma International Airport and Paine Field. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.
The average flight time for a direct flight is approximately 1 hour and 20 minutes, covering a distance of 924 km.
The main carriers on this route are Alaska Airlines and Hawaiian Airlines, providing about 24 flights weekly.
Flights from Idaho Falls arrive at Seattle-Tacoma International Airport (SEA). Information on how to get from the airport to Seattle can be found in the corresponding section.
Flight prices change constantly depending on demand. The current minimum for the coming months is displayed in the low-fare calendar on this page.
It is recommended to book your flight in advance—ideally 20–30 days before departure. It is also worth monitoring special offers in the price dynamic chart.
Where travelers fly most — pick a route and check prices
