Cheap flights from Idaho Falls to Seattle from $106

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Cheap Idaho Falls - Seattle flight offers

Find cheap flight tickets and last-minute flight deals from Idaho Falls to Seattle

Alaska Airlines
Thu, 10/01 (IDA) Idaho Falls -> (SEA) Seattle
Direct
Alaska Airlines
Sat, 10/03 (SEA) Seattle -> (IDA) Idaho Falls
Direct
Price found Yesterday
from $121
Alaska Airlines
Wed, 09/30 (IDA) Idaho Falls -> (SEA) Seattle
Direct
Alaska Airlines
Sat, 10/03 (SEA) Seattle -> (IDA) Idaho Falls
Direct
Price found Yesterday
from $130
Alaska Airlines
Tue, 09/01 (IDA) Idaho Falls -> (SEA) Seattle
Direct
Price found 8 days ago
from $106
Alaska Airlines
Thu, 10/01 (IDA) Idaho Falls -> (SEA) Seattle
Direct
Alaska Airlines
Sat, 10/03 (SEA) Seattle -> (IDA) Idaho Falls
Direct
Price found Yesterday
from $121
Alaska Airlines
Wed, 09/30 (IDA) Idaho Falls -> (SEA) Seattle
Direct
Alaska Airlines
Sat, 10/03 (SEA) Seattle -> (IDA) Idaho Falls
Direct
Price found Yesterday
from $130

Info about flights from Idaho Falls to Seattle

Some useful info about flights from Idaho Falls to Seattle to help you plan your next trip

Best price last 15 days $106
Average flight duration 2h 3m
Cheapest month January
Average number of flights per week 3
First flight time 06:00
Last flight time 18:58
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Top airlines on the route Idaho Falls - Seattle

Airlines providing flights to Seattle from Idaho Falls

Alaska Airlines
Alaska Airlines
DELTA
DELTA
United
United

How to get the best price from Idaho Falls to Seattle?

Depending on when you travel and how far in advance you book, fares between Idaho Falls and Seattle can differ a lot.

$106 is the lowest fare found in the past 15 days.

Search engines like Jetcost can highlight price changes in just seconds. For example, some users find better prices by flying on one day of the week over another — try several searches to spot the cheapest day.

Flying between Idaho Falls and Seattle? Consider these airports

Depending on your destination and where you’re starting from, it might make sense to look beyond the main hubs.

  • Airports in Idaho Falls: Idaho Falls has only one airport in service, Idaho Falls - Fanning Field.
  • Airports in Seattle: Seattle has 2 airports - Boeing Field, Lake Union.

Check if your destination airport has a rail link — it can make getting around easier. Jetcost lets you view options from all Idaho Falls airports in a single search.

Flights from Idaho Falls - Fanning Field to Seattle - Tacoma

Customize your flight from Idaho Falls to Seattle

Jetcost allows you to filter by travel dates, duration, layovers, carriers, and booking providers. You’ll find direct and connecting flights, one-way or round-trip, from Delta, American, United, Expedia, eDreams, and more.

Other popular destinations

Thinking about United States? You might also consider: Boston, Los Angeles, Miami, New York City, Orlando.

You can sort results by price, duration, or departure time to find the best option for you. When available, results always include both low-cost and traditional airlines.
Frequently Asked Questions

Frequently asked questions about flights from Idaho Falls to Seattle.

How much does an airline ticket from Idaho Falls to Seattle cost?

The lowest price recorded in the last 15 days for a flight from Idaho Falls to Seattle is $106.

How far is Idaho Falls from Seattle?

Idaho Falls is about 565 mi from Seattle.

What are the airports in Seattle?

Seattle has 2 airports: Boeing Field, Lake Union.

What are the airports in Idaho Falls?

Idaho Falls has one airport: Idaho Falls - Fanning Field.

What are the most popular cities in United States?

The most popular cities in United States according to our users' searches are: Boston, Los Angeles, Miami, New York City, Orlando.

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

The best time to book a flight from Idaho Falls to Seattle is 1 month in advance, while the worst time is 1 week in advance.

What is the cheapest month to fly from Idaho Falls to Seattle?

The cheapest month to fly from Idaho Falls to Seattle is January.

What is the most expensive month to fly from Idaho Falls to Seattle?

The most expensive month to fly from Idaho Falls to Seattle is May.

What is the best day of the week to fly from Idaho Falls to Seattle?

For flights from Idaho Falls to Seattle Saturday is on average the cheapest day to fly, while Thursday is the most expensive day to fly.