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Idaho Falls

$208+ Cheap flights from Raleigh to Idaho Falls (RDU - IDA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/17. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — IDA
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
1 adult, Economy
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Cheap flight deals from Raleigh to Idaho Falls

Discover tips and strategies to find the most affordable flight options for your journey from Raleigh (RDU) to Idaho Falls (IDA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated septiembre 11, 2025.

Round-trip from

$544
(United Airlines)

One-way from

$208
(American Airlines)

Popular in

December

Cheapest in

January

Average price

$426
From Raleigh-Durham to Idaho Falls Fanning Field
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One-way flight from Raleigh-Durham to Idaho Falls Fanning Field
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Highest demand for flights based on searches. 8% potential increase in price ($55 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($31 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Raleigh to Idaho Falls

Cheapest flights from Raleigh to Idaho Falls
Explore the most affordable flight options available from Raleigh to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 11, 2025.

This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/274:30 pmRDU - IDA
1 stop6h 22mUnited Airlines
mié. 10/15:00 amIDA - RDU
1 stop15h 50mUnited Airlines
Deal found 9/10$544
This United Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/94:30 pmRDU - IDA
1 stop19h 18mUnited Airlines
mar. 10/145:00 amIDA - RDU
2 stops26h 34mUnited Airlines
Deal found 9/9$678
This Alaska Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/96:03 pmRDU - IDA
2 stops30h 35mAlaska Airlines
mar. 10/146:00 amIDA - RDU
2 stops33h 01mAlaska Airlines
Deal found 9/9$753
This Alaska Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/207:28 amRDU - IDA
1 stop9h 04mAlaska Airlines
lun. 12/296:00 amIDA - RDU
1 stop22h 05mAlaska Airlines
Deal found 9/10$773
This Delta deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/2011:21 amRDU - IDA
2 stops8h 56mDelta
lun. 12/296:57 pmIDA - RDU
1 stop9h 03mDelta
Deal found 9/10$906
This American Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/107:45 pmRDU - IDA
2 stops18h 24mAmerican Airlines
dom. 9/146:44 amIDA - RDU
1 stop8h 11mAmerican Airlines
Deal found 9/10$1,038
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/104:28 pmRDU - IDA
1 stop26h 47mUnited Airlines
dom. 9/147:00 amIDA - RDU
1 stop6h 26mUnited Airlines
Deal found 9/10$1,542

Cheapflights Fare Finder

 
Customize your flight search to find flights from Raleigh to Idaho Falls that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septiembre 11, 2025.
Use the filters below to find and compare flights from Raleigh to Idaho Falls that are best for you.

Fly from

Raleigh

Fly to

Idaho Falls

Route

Depart

Return

Price

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

sáb. 9/27

4:30 pm-8:52 pm

1 stop6h 22m

Idaho Falls Fanning Field

mié. 10/1

7:00 am-10:50 pm

1 stop13h 50m

$544

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

jue. 10/9

4:30 pm-9:48 am

1 stop19h 18m

Idaho Falls Fanning Field

mar. 10/14

5:00 am-9:34 am

2 stops26h 34m

$678

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

jue. 10/9

6:03 pm-10:38 pm

2 stops30h 35m

Idaho Falls Fanning Field

mar. 10/14

6:00 am-5:01 pm

2 stops33h 01m

$753

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

sáb. 12/20

7:28 am-2:32 pm

1 stop9h 04m

Idaho Falls Fanning Field

lun. 12/29

6:00 am-6:05 am

1 stop22h 05m

$773

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

sáb. 12/20

11:21 am-6:17 pm

2 stops8h 56m

Idaho Falls Fanning Field

lun. 12/29

6:57 pm-6:00 am

1 stop9h 03m

$906

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

vie. 10/17

5:16 am-12:41 pm

1 stop9h 25m

$208

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

lun. 12/29

8:04 am-1:30 pm

1 stop7h 26m

$208

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

vie. 10/17

6:03 pm-3:38 pm

2 stops23h 35m

$268

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

mar. 12/30

8:04 am-1:30 pm

1 stop7h 26m

$294

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

mar. 12/30

5:30 am-12:27 pm

2 stops8h 57m

$339

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 13 results
1
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Best time to book a flight from Raleigh to Idaho Falls

Have a flexible travel schedule? Discover the best time to fly to Idaho Falls from Raleigh with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Raleigh to Idaho Falls

What is the cheapest month to book a flight from Raleigh to Idaho Falls?

Currently, October is the cheapest month in which you can book a flight from Raleigh to Idaho Falls (average of $380). Flying from Raleigh to Idaho Falls in December is currently the most expensive (average of $578). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Idaho Falls

Get insights into the airlines that provide service to Idaho Falls. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Idaho Falls. Reviews last updated septiembre 11, 2025.
See what other customers who have flown with United Airlines and American Airlines from Raleigh to Idaho Falls have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,937 reviews

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,937 reviews
United Airlines
7.4
Good
8,937 reviews

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,937 reviews

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from Raleigh to Idaho Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Raleigh to Idaho Falls?

    A quick flight from Raleigh to Idaho Falls can take about 6h 22m. United Airlines provides one of the quickest options available for as low as $544. There are 1831 mi between Raleigh and Idaho Falls.

  • What are the cheapest airlines flying from Raleigh to Idaho Falls round-trip?

    According to our current data, American Airlines ($324), and United Airlines ($484) offers the cheapest pricing from Raleigh to Idaho Falls. American Airlines is 45% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Raleigh to Idaho Falls one-way?

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $208. United Airlines flights start at $208 while deals on Alaska Airlines start at $268 one-way.

  • Can I find deals for flights from Raleigh to Idaho Falls that include hotel bookings?

    Yes. In addition to deals on Raleigh to Idaho Falls flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Raleigh to Idaho Falls?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Raleigh to Idaho Falls.

  • Can I find deals for business class flights from Raleigh to Idaho Falls?

    Yes. Cheapflights offers flight deals from Raleigh to Idaho Falls by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Raleigh to Idaho Falls?

    Currently, October is the cheapest month in which you can book a flight from Raleigh to Idaho Falls (average of $380). Flying from Raleigh to Idaho Falls in December is currently the most expensive (average of $578). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Idaho Falls?

Book flights to Idaho Falls if you plan to visit one of these locations
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Top 2 airlines flying from Raleigh to Idaho Falls

Discover the top 2 airlines that operate flights from Raleigh to Idaho Falls. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septiembre 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$324Average$608FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$484Average$778FlexibilityNo cancel feeOn-time69%

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