Cheap Flights Idaho Falls to Seattle (IDA-SEA)

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

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 15% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

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

January is typically the cheapest month to fly

From €109 - €292 per traveller.
Idaho Falls to Seattle route information
Origin airport
Idaho Falls Regional
Destination airport
Seattle - Tacoma Intl.
Distance
903 km
Average flight time
1 hour 6 mins

Perfect flights from Idaho Falls to Seattle

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Idaho Falls to Seattle. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Idaho Falls Regional to Seattle - Tacoma Intl. ticket options cater to your travel preferences, with incredible one-way fares and roundtrip prices . Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Seattle - Tacoma Intl. and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in Seattle.

Frequently asked questions

How much is a flight from IDA to SEA?
The lowest price advertised for a round-trip flight between Idaho Falls Regional Airport (IDA) and Sea-Tac Airport is . But you better move fast. This figure is based on fares available 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 Idaho Falls Regional Airport (IDA) to Seattle - Tacoma Intl. Airport (SEA)?
Most flights can be cancelled online, but each air carrier has a different set of terms and conditions. If you do decide to cancel your flight, visit our Customer Service Portal and follow the instructions.
How do I find cheap flights from Idaho Falls Regional Airport to Seattle - Tacoma Intl. Airport (SEA) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Idaho Falls Regional Airport to SEA flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Idaho Falls Regional Airport to Sea-Tac Airport?
Forget about a movie marathon on this flight — it's only 910 kilometres from Idaho Falls to SeaTac. Sit down, order some snacks and you'll be there before you know it.
Which airlines fly direct from IDA to SEA?
Check out the airfares with Alaska Airlines (AS) if you want to travel straight from IDA to Seattle - Tacoma Intl. Airport (SEA). This popular airline operates 30 flights monthly, so you're sure to find one that fits your travel schedule.
Are Idaho Falls Regional Airport (IDA) to Sea-Tac Airport flight tickets cheaper when they're purchased at the last minute?
Late planners can sometimes score a bargain, with some super cheap fares from Idaho Falls Regional Airport to Sea-Tac Airport arising a few weeks before the departure date. If you'd rather book ahead of time, Expedia compares and updates all the best flight deals frequently — as early as a year in advance in some cases. It depends on the carrier though, as not all airlines release prices so far in advance.

Explore a world of travel with Expedia

*Available to Expedia members.