$207 Cheap Flights from Raleigh (RDU) to Idaho Falls (IDA)

View $207 flight on Fri, Apr 24, 2026Opens in a new window

Popular airlines from Raleigh-Durham International Airport (RDU) to Idaho Falls Regional Airport (IDA)

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Cheap Flights from Raleigh to Idaho Falls (RDU-IDA)

Prices were available within the past 7 days and start at $207 for one-way flights and $412 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Tue, Feb 24 - Tue, Mar 3
RDU
Raleigh
IDA
Idaho Falls
$412 Roundtrip, found 5 days ago
$412
Roundtrip
found 5 days ago
Select Hawaiian Airlines flight, departing Tue, Feb 24 from Raleigh to Idaho Falls, returning Tue, Mar 3, priced at $412 found 5 days ago
Alaska Airlines
Tue, Dec 9 - Sat, Jan 10
RDU
Raleigh
IDA
Idaho Falls
$414 Roundtrip, found 5 hours ago
$414
Roundtrip
found 5 hours ago
Select Alaska Airlines flight, departing Tue, Dec 9 from Raleigh to Idaho Falls, returning Sat, Jan 10, priced at $414 found 5 hours ago
United
Tue, Dec 9 - Sat, Jan 10
RDU
Raleigh
IDA
Idaho Falls
$415 Roundtrip, found 5 hours ago
$415
Roundtrip
found 5 hours ago
Select United flight, departing Tue, Dec 9 from Raleigh to Idaho Falls, returning Sat, Jan 10, priced at $415 found 5 hours ago
Delta
Tue, Apr 7 - Tue, Apr 14
RDU
Raleigh
IDA
Idaho Falls
$415 Roundtrip, found 5 days ago
$415
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, Apr 7 from Raleigh to Idaho Falls, returning Tue, Apr 14, priced at $415 found 5 days ago
American Airlines
Wed, Sep 2 - Wed, Sep 9
RDU
Raleigh
IDA
Idaho Falls
$415 Roundtrip, found 3 days ago
$415
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, Sep 2 from Raleigh to Idaho Falls, returning Wed, Sep 9, priced at $415 found 3 days ago
American Airlines
Tue, Dec 9 - Sat, Jan 10
RDU
Raleigh
IDA
Idaho Falls
$420 Roundtrip, found 5 hours ago
$420
Roundtrip
found 5 hours ago
Select American Airlines flight, departing Tue, Dec 9 from Raleigh to Idaho Falls, returning Sat, Jan 10, priced at $420 found 5 hours ago
Hawaiian Airlines
Wed, Feb 25 - Mon, Mar 2
RDU
Raleigh
IDA
Idaho Falls
$422 Roundtrip, found 5 days ago
$422
Roundtrip
found 5 days ago
Select Hawaiian Airlines flight, departing Wed, Feb 25 from Raleigh to Idaho Falls, returning Mon, Mar 2, priced at $422 found 5 days ago
United
Tue, Dec 9 - Sat, Jan 10
RDU
Raleigh
IDA
Idaho Falls
$425 Roundtrip, found 5 hours ago
$425
Roundtrip
found 5 hours ago
Select United flight, departing Tue, Dec 9 from Raleigh to Idaho Falls, returning Sat, Jan 10, priced at $425 found 5 hours ago
United
Tue, Dec 9 - Sat, Jan 10
RDU
Raleigh
IDA
Idaho Falls
$434 Roundtrip, found 5 hours ago
$434
Roundtrip
found 5 hours ago
Select United flight, departing Tue, Dec 9 from Raleigh to Idaho Falls, returning Sat, Jan 10, priced at $434 found 5 hours ago
United
Tue, Dec 9 - Sat, Jan 10
RDU
Raleigh
IDA
Idaho Falls
$438 Roundtrip, found 5 hours ago
$438
Roundtrip
found 5 hours ago
Select United flight, departing Tue, Dec 9 from Raleigh to Idaho Falls, returning Sat, Jan 10, priced at $438 found 5 hours ago

Find the cheapest month to fly from Raleigh (RDU) to Idaho Falls (IDA)

January is typically the cheapest month to fly

From $348 - $936 per traveler.

Alternative airports near Idaho Falls

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Idaho Falls Regional IDA. Cheapest and Closest option available. Average driving time to city center is 5 minutes. Flights from $548
IDA
Idaho Falls Regional
CheapestClosest
Average driving time to city center5 min
Flights from $548

Frequently asked questions

How much does a flight from Raleigh - Durham Intl. Airport (RDU) to Idaho Falls Regional Airport (IDA) cost?
Secure a cheap one-way flight from $207 or cheap return flight from $412 from Raleigh - Durham Intl. Airport (RDU) to Idaho Falls Regional Airport (IDA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Raleigh - Durham Intl. Airport (RDU) to Idaho Falls Regional Airport (IDA)?
The cheapest month to fly from RDU to IDA is February, when there's less demand. Off-peak season is typically when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Raleigh - Durham Intl. Airport (RDU) to Idaho Falls Regional Airport (IDA)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest RDU to IDA flight.
How many flights per day from Raleigh - Durham Intl. Airport (RDU) to Idaho Falls Regional Airport (IDA)?
Nonstop flights from Raleigh - Durham Intl. Airport (RDU) to Idaho Falls Regional Airport (IDA) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from RDU to IDA?
Generally you'll have the most choice when it comes to flights on a Friday. Tuesdays are often the quietest.* But this can change based on the time of year, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Raleigh - Durham Intl. Airport (RDU) to Idaho Falls Regional Airport (IDA)?
To arrive at Idaho Falls Regional Airport (IDA) on schedule, opt for a flight that leaves from Raleigh - Durham Intl. Airport (RDU) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Raleigh - Durham Intl. Airport (RDU) to Idaho Falls Regional Airport (IDA) last-minute?
Last-minute fares from RDU to IDA are typically more expensive. To secure the lowest prices, start searching for flights as early as possible. That said, if you can play around with your travel dates, it's possible to land a cheap fare right before your journey.
Is it cheaper to book a RDU to IDA flight and hotel package?
Opting for a RDU to IDA flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Pick from our impressive range of accommodations and then add flights, activities and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Raleigh - Durham Intl. Airport (RDU) to Idaho Falls Regional Airport (IDA)?
If you booked your RDU to IDA flight in the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you want more information.

Travel information

Origin airport
Raleigh - Durham Intl.
Destination airport
Idaho Falls Regional
Airlines serving
Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, United
Roundtrip price
$412
Distance
1832 mi

Book with confidence

Raleigh to Idaho Falls Flights

The cheapest times to fly from Raleigh to Idaho Falls

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Raleigh to Idaho Falls are during the month of February. You can find some of the cheapest flights from Raleigh to Idaho Falls with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Raleigh to Idaho Falls

Sunday is one of the best days to book for cheap flights from Raleigh to Idaho Falls: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Raleigh to Idaho Falls

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Raleigh to Idaho Falls in 2025. You can also book with separate airlines for your outbound and return journeys, from $207 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Raleigh to Idaho Falls flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Raleigh to Idaho Falls airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Raleigh to Idaho Falls Flights

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*Available to One Key members.