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Idaho Falls

$384+ Cheap flights from Raleigh to Idaho Falls (RDU - IDA)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/22. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — IDA
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap 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 December 12, 2025.

This American Airlines deal was found by Cheapflights users on 12/10. 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.
Thu 12/1812:54 pmRDU - IDA
2 stops11h 27mAmerican Airlines
Mon 1/122:07 pmIDA - RDU
1 stop6h 31mAmerican Airlines
Deal found 12/10$503
This United Airlines deal was found by Cheapflights users on 12/10. 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.
Sun 12/2811:53 amRDU - IDA
2 stops13h 06mUnited Airlines
Wed 1/76:30 amIDA - RDU
1 stop6h 35mUnited Airlines
Deal found 12/10$543
This American Airlines deal was found by Cheapflights users on 12/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/182:46 pmRDU - IDA
2 stops9h 35mAmerican Airlines
Sun 1/112:07 pmIDA - RDU
1 stop6h 31mAmerican Airlines
Deal found 12/9$550
This United Airlines deal was found by Cheapflights users on 12/10. 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.
Thu 12/184:14 pmRDU - IDA
1 stop7h 00mUnited Airlines
Sun 1/112:40 pmIDA - RDU
1 stop6h 35mUnited Airlines
Deal found 12/10$588
This American Airlines deal was found by Cheapflights users on 12/11. 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.
Thu 12/189:26 amRDU - IDA
2 stops14h 55mAmerican Airlines
Wed 1/77:20 amIDA - RDU
2 stops11h 02mAmerican Airlines
Deal found 12/11$600

Find 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 December 12, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$384
(Alaska Airlines)

Popular in

March

Cheapest in

January

Average price

$544
Provider with most accurate pricing for Raleigh-Durham-Idaho Falls Fanning Field flight deals.
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Provider most trusted by Cheapflights users for Raleigh-Durham-Idaho Falls Fanning Field flights.
Search Deals
From Raleigh-Durham to Idaho Falls Fanning Field
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($132 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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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 December 12, 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

Thu 1/22

7:04 pm-6:18 pm

1 stop25h 14m

Idaho Falls Fanning Field

Mon 1/26

6:58 pm-6:04 pm

1 stop21h 06m

$384

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

Fri 3/6

6:51 pm-4:43 pm

1 stop23h 52m

Idaho Falls Fanning Field

Wed 4/8

4:00 pm-5:40 am

1 stop11h 40m

$414

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

Tue 4/14

6:00 am-1:24 pm

2 stops9h 24m

Idaho Falls Fanning Field

Sat 4/18

2:35 pm-11:28 pm

1 stop6h 53m

$420

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

Tue 4/14

9:24 am-9:56 pm

2 stops14h 32m

Idaho Falls Fanning Field

Sat 4/18

8:24 am-12:23 am

2 stops13h 59m

$457

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

Thu 1/22

10:00 am-9:14 pm

2 stops13h 14m

Idaho Falls Fanning Field

Mon 1/26

2:40 pm-11:15 pm

1 stop6h 35m

$510

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

Sun 12/28

11:53 am-10:59 pm

2 stops13h 06m

Idaho Falls Fanning Field

Wed 1/7

6:30 am-3:05 pm

1 stop6h 35m

$543

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

Compare providers for flights from Raleigh to Idaho Falls

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Raleigh to Idaho Falls in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Raleigh-Idaho Falls flights, users find the pricing of Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Raleigh-Idaho Falls flight deals on Cheapflights vs. Mytrip >95% of the time. Price accuracy is based on data collected from Raleigh-Idaho Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Raleigh-Idaho Falls flights, Cheapflights users trust Mytrip the most. Mytrip has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Raleigh-Idaho Falls flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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, May is the cheapest month in which you can book a flight from Raleigh to Idaho Falls (average of $270). Flying from Raleigh to Idaho Falls in March is currently the most expensive (average of $410). 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.

How much does it cost to fly round-trip from Raleigh to Idaho Falls?

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 December 12, 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
9,095 reviews

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
United Airlines
7.4
Good
9,095 reviews
United Airlines
7.4
Good
9,095 reviews

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
American Airlines
7.2
Good
11,050 reviews
United Airlines
7.4
Good
9,095 reviews

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

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 25h 14m. Alaska Airlines provides one of the quickest options available for as low as $384. 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 ($477) offers the cheapest pricing from Raleigh to Idaho Falls. American Airlines is 37% cheaper than the average price of flights available within the next 90 days to this destination.

  • 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, May is the cheapest month in which you can book a flight from Raleigh to Idaho Falls (average of $270). Flying from Raleigh to Idaho Falls in March is currently the most expensive (average of $410). 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
Rexburg

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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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$324Average$538FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$477Average$517FlexibilityNo cancel feeOn-time69%

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