CA $149 Cheap Flights from Seattle (SEA) to Idaho Falls (IDA)

Popular airlines from Seattle-Tacoma International Airport (SEA) to Idaho Falls Regional Airport (IDA)

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Cheap flights from Seattle (SEA) to Idaho Falls (IDA)

Prices were available within the past 7 days and start at CA $149 for one-way flights and CA $241 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Alaska Airlines
Alaska Airlines
Hawaiian Airlines
Hawaiian Airlines
Alaska Airlines
Delta
Alaska Airlines
American Airlines
United

Find the cheapest month to fly from Seattle (SEA) to Idaho Falls (IDA)

January is typically the cheapest month to fly

From CA $173 - CA $456 per traveller.

Graph displaying average flight prices per month

Flight from Seattle to Idaho Falls (SEA - IDA) route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
Idaho Falls Regional
Roundtrip price
CA $240
Distance
903 km
Average flight time
2 hours 39 mins

Seattle to Idaho Falls Flights

The easy way to book your flights from Seattle to Idaho Falls 

With Expedia, it’s simple to find and book flights to Idaho Falls from Seattle whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Idaho Falls Regional, too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Seattle to Idaho Falls today, tomorrow, or this week.  

 

Save dollars with cheap flights from Seattle - Tacoma Intl., SEA to Idaho Falls Regional, IDA 

Sort your search results by price to find great deals on your flight from Seattle to Idaho Falls—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Idaho Falls from Seattle currently is just CA $241 rising to CA $1,123.  

Here are more money-saving tips: 

  • Fly in December when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Idaho Falls  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Idaho Falls from Seattle 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Idaho Falls with Expedia today.

Frequently asked questions

How much is a flight from Seattle - Tacoma Intl. Airport (SEA) to Idaho Falls Regional Airport?
The lowest price advertised for a round-trip journey from Seattle - Tacoma Intl. Airport (SEA) to Idaho Falls Regional Airport (IDA) is CA $241. But you better get moving. This price is based on fares quoted within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Sea-Tac Airport to Idaho Falls Regional Airport?
This can differ from airline to airline, as each has its own terms and conditions. Visit the Customer Service Portal, where you'll find easy-to-follow instructions on how to cancel your flight online.
How do I find cheap flights from SEA to IDA that have flexible change policies?
Plenty of airlines offer the option to reschedule your flight without charging a fee. All you pay is the cost difference between flights. When looking for Sea-Tac Airport to Idaho Falls Regional Airport flights, you'll see a "No change fees" filter for you to select.
How many hours is the flight from SEA to IDA?
It only takes around 5 hours and 4 minutes to jet from Sea-Tac Airport to IDA. Put your seat back and get comfortable — but not too comfortable. You'll be disembarking in no time.
How far is the flight from Seattle - Tacoma Intl. Airport (SEA) to Idaho Falls Regional Airport?
That new movie you've been eager to see will just have to wait — the flight distance between Sea-Tac Airport (SEA) and Idaho Falls Regional Airport (IDA) (IDA) is only 910 kilometres. The captain will be telling you to buckle up for touchdown before you know it.
Which airlines fly direct from SEA to IDA?
A favourite with many travellers, Alaska Airlines (AS) operates 56 flights every month from SEA to IDA. Pick the one that fits in with your travel plans and book your ticket today.
Are Sea-Tac Airport to Idaho Falls Regional Airport (IDA) flight tickets cheaper when they're purchased at the last minute?
Flight prices change all the time, so not always. While last-minute flight deals between Sea-Tac Airport and Idaho Falls Regional Airport (IDA) are of course possible, it's also a good idea to keep an eye on prices well before you fly. In fact, some airlines release their prices up to a year prior to the departure date. Expedia is constantly updating the best bargains around, so keep checking and be ready to lock in your seat when fare prices drop.

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