$89 Cheap flights from Idaho Falls Regional to Seattle - Tacoma Intl. (IDA to SEA)

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

Find The Best Dates To Fly from Idaho Falls Regional to Seattle - Tacoma Intl.

Amazing IDA to SEA Flight Deals

The cheapest flights to Seattle - Tacoma Intl. found within the past 7 days were $171 round trip and $89 one way. Prices and availability subject to change. Additional terms may apply.

Tue, Jan 14 - Tue, Jan 14
IDA
Idaho Falls
SEA
Seattle
$171 Roundtrip, found 4 days ago
$171
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Tue, Jan 14 from Idaho Falls to Seattle, returning Tue, Jan 14, priced at $171 found 4 days ago
Wed, Mar 5 - Wed, Mar 12
IDA
Idaho Falls
SEA
Seattle
$176 Roundtrip, found 1 day ago
$176
Roundtrip
found 1 day ago
Select Bargain Flight flight, departing Wed, Mar 5 from Idaho Falls to Seattle, returning Wed, Mar 12, priced at $176 found 1 day ago
Sat, Feb 22 - Sat, Mar 1
IDA
Idaho Falls
SEA
Seattle
$177 Roundtrip, found 1 hour ago
$177
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Sat, Feb 22 from Idaho Falls to Seattle, returning Sat, Mar 1, priced at $177 found 1 hour ago
Wed, Mar 5 - Wed, Mar 12
IDA
Idaho Falls
SEA
Seattle
$190 Roundtrip, found 1 day ago
$190
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Mar 5 from Idaho Falls to Seattle, returning Wed, Mar 12, priced at $190 found 1 day ago
Wed, Dec 25 - Wed, Jan 8
IDA
Idaho Falls
SEA
Seattle
$196 Roundtrip, found 3 days ago
$196
Roundtrip
found 3 days ago
Select Delta flight, departing Wed, Dec 25 from Idaho Falls to Seattle, returning Wed, Jan 8, priced at $196 found 3 days ago
Fri, Dec 13 - Sun, Dec 15
IDA
Idaho Falls
SEA
Seattle
$198 Roundtrip, found 1 day ago
$198
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Fri, Dec 13 from Idaho Falls to Seattle, returning Sun, Dec 15, priced at $198 found 1 day ago
Thu, Mar 13 - Tue, Mar 18
IDA
Idaho Falls
SEA
Seattle
$207 Roundtrip, found 10 hours ago
$207
Roundtrip
found 10 hours ago
Select Bargain Flight flight, departing Thu, Mar 13 from Idaho Falls to Seattle, returning Tue, Mar 18, priced at $207 found 10 hours ago
Mon, Dec 23 - Wed, Jan 1
IDA
Idaho Falls
SEA
Seattle
$208 Roundtrip, found 3 hours ago
$208
Roundtrip
found 3 hours ago
Select Alaska Airlines flight, departing Mon, Dec 23 from Idaho Falls to Seattle, returning Wed, Jan 1, priced at $208 found 3 hours ago
Thu, Mar 13 - Tue, Mar 18
IDA
Idaho Falls
SEA
Seattle
$221 Roundtrip, found 10 hours ago
$221
Roundtrip
found 10 hours ago
Select Delta flight, departing Thu, Mar 13 from Idaho Falls to Seattle, returning Tue, Mar 18, priced at $221 found 10 hours ago
Wed, Feb 12 - Sat, Feb 22
IDA
Idaho Falls
SEA
Seattle
$223 Roundtrip, found 4 days ago
$223
Roundtrip
found 4 days ago
Select Delta flight, departing Wed, Feb 12 from Idaho Falls to Seattle, returning Sat, Feb 22, priced at $223 found 4 days ago

Frequently asked questions

Are there direct flights from Idaho Falls Regional Airport to SEA?
Wander wisely and opt for a direct flight from Idaho Falls Regional Airport to Seattle - Tacoma Intl. Airport (SEA) with Alaska Airlines. This airline is just the ticket if you want to travel to Seattle as speedily as possible.
How long is the flight from IDA to SEA?
It generally takes around 5 hours and 10 minutes to travel from Idaho Falls Regional Airport to Seattle - Tacoma Intl. Airport (SEA). You’ll be in the air for a while, so entertain yourself with a film or flip through a magazine.
What is the flight distance from IDA to Sea-Tac Airport?
After taking off from Idaho Falls Regional Airport, you’ll cover 570 mi before landing at Sea-Tac Airport. That should be enough time to get through a few chapters of your novel or perhaps even squeeze in a bit of shut-eye.
What airlines fly from Idaho Falls Regional Airport (IDA) to Seattle - Tacoma Intl. Airport (SEA)?
Decided on your travel dates? Want to fly straight from IDA to SEA? With Alaska Airlines offering as many as 30 flights each month, you’ll be taking off before you know it.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

 

Traveling From
Idaho Falls Regional
Traveling To
Seattle - Tacoma Intl.
Shortest Flight Time
2 hours 5 mins
Earliest Departure Time
6:00AM MST
Latest Departure Time
3:49PM MST
Lowest Flight Price
$171

Route Info

Flight path for flights from Idaho Falls Regional Airport to Seattle-Tacoma International Airport.


Origin:
IDA - Idaho Falls Regional Airport
Destination:
SEA - Seattle-Tacoma International Airport
Distance:
880.00 miles


Discover our best flights from Idaho Falls IDA to Seattle SEA. 

With 18 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from Idaho Falls IDA to Seattle SEA at the right price  

Airfares to Seattle SEA from Idaho Falls IDA currently cost between $171 and $223. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from Idaho Falls IDA to Seattle SEA 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Idaho Falls IDA to Seattle SEA on Travelocity starting at $89. Prices and availability subject to change. Additional terms may apply. 

 

Get to Seattle SEA from Idaho Falls IDA quicker with direct flights. 

Get to Seattle faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to SEA from IDA to take around 2 hour(s) 5 min(s).  

 

Find our cheapest airfares for flights from Idaho Falls IDA to Seattle SEA

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to SEA from IDA. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from Idaho Falls IDA to Seattle SEA today 

If you’re flexible about when you travel, January is usually the cheapest month to fly from Idaho Falls IDA to Seattle SEA. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to Seattle SEA from Idaho Falls IDA 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to SEA from IDA have this option.  

 

Travel with confidence when you book flights to Seattle SEA from Idaho Falls IDA with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.