￥44,020 Cheap Flights from Washington (IAD) to Idaho Falls (IDA)

View ￥44,020 flight on Wed, Oct 29, 2025Opens in a new window

Popular airlines from Washington Dulles Intl. Airport (IAD) to Idaho Falls Regional Airport (IDA)

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Cheap Flights from Washington to Idaho Falls (IAD-IDA)

Prices were available within the past 7 days and start at ￥44,020 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from Washington (IAD) to Idaho Falls (IDA)

February is typically the cheapest month to fly

From ￥53,781 - ￥122,976 per traveler.

Frequently asked questions

How much is a flight from Washington Dulles Intl. Airport (IAD) to Idaho Falls Regional Airport (IDA)?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price quoted for a round-trip flight from Dulles Intl. Airport to Idaho Falls Regional Airport (IDA) was . Fares this good don't wait forever, so make sure you book yours ASAP. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from IAD to Idaho Falls Regional Airport (IDA)?
Every airline has its own set of terms and conditions. If you decide to cancel your trip, head to our Customer Service Portal.
How do I find cheap flights from IAD to IDA 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 Dulles Intl. Airport to Idaho Falls Regional Airport (IDA) flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from IAD to Idaho Falls Regional Airport (IDA)?
It takes approximately 6 hours and 16 minutes to journey from IAD to Idaho Falls Regional Airport. But with your favorite playlist and an interesting book, the time will pass by quicker.
How far is the flight from Washington Dulles Intl. Airport (IAD) to Idaho Falls Regional Airport?
Around 2,900 kilometers separates Chantilly and Idaho Falls, so pack some in-flight entertainment to help you fill in a few hours. That action-packed novel you've yet to start will be ideal.
Which airlines fly direct from Dulles Intl. Airport to Idaho Falls Regional Airport (IDA)?
At the moment, no airlines offer direct flights from IAD to Idaho Falls Regional Airport (IDA). You'll need to book a flight with one or more stops. To get the best connections and price, lock in your airfare ahead of time.
Are IAD to IDA flight tickets cheaper when they're purchased at the last minute?
Last-minute bookings from Washington Dulles Intl. Airport (IAD) to IDA can be hit-or-miss. It is possible to find a bargain, but you could also miss out completely! If you'd rather start planning your trip ahead of time, Expedia compares flight deals up to a year in advance. Just keep in mind that not all airlines publish their prices that far in advance. Our top tip? Check back often as prices are updated frequently.

Travel information

Origin airport
Washington Dulles Intl.
Destination airport
Idaho Falls Regional
Distance
2900 km

Book with confidence

Washington to Idaho Falls Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Washington to will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Idaho Falls.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with IAD to IDA flights that won’t make your bank account wince. Ready to temporarily leave behind Washington for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to IDA with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

Washington to Idaho Falls Flights

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