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Idaho Falls

$198+ 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 8/23. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — IDA
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
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 July 29, 2025.

Round-trip from

$394
(Alaska Airlines)

One-way from

$198
(Delta)

Popular in

December

Cheapest in

May

Average price

$676
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. 25% potential increase in price ($227 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 29, 2025.

This Alaska Airlines deal was found by Cheapflights users on 7/27. 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.
Tue 10/145:39 pmRDU - IDA
1 stop23h 59mAlaska Airlines
Tue 10/214:15 pmIDA - RDU
1 stop22h 24mAlaska Airlines
Deal found 7/27$394
This American Airlines deal was found by Cheapflights users on 7/27. 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.
Tue 10/1412:07 pmRDU - IDA
2 stops11h 41mAmerican Airlines
Tue 10/2112:55 pmIDA - RDU
1 stop8h 58mAmerican Airlines
Deal found 7/27$400
This Delta deal was found by Cheapflights users on 7/27. 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.
Sat 9/276:30 pmRDU - IDA
1 stop5h 55mDelta
Wed 10/16:51 pmIDA - RDU
2 stops12h 00mDelta
Deal found 7/27$488
This United Airlines deal was found by Cheapflights users on 7/29. 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.
Wed 8/139:23 amRDU - IDA
2 stops9h 59mUnited Airlines
Wed 8/205:00 amIDA - RDU
2 stops8h 47mUnited Airlines
Deal found 7/29$549
This Mytrip deal was found by Cheapflights users on 7/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/26:09 pmRDU - IDA
2 stops16h 48mMultiple Airlines
Thu 8/75:49 pmIDA - RDU
2 stops21h 28mMultiple Airlines
Deal found 7/28$611

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 July 29, 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

Tue 10/14

5:39 pm-3:38 pm

1 stop23h 59m

Idaho Falls Fanning Field

Tue 10/21

4:15 pm-4:39 pm

1 stop22h 24m

$394

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

Tue 10/14

12:07 pm-9:48 pm

2 stops11h 41m

Idaho Falls Fanning Field

Tue 10/21

12:55 pm-11:53 pm

1 stop8h 58m

$400

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

Sat 9/27

6:30 pm-10:25 pm

1 stop5h 55m

Idaho Falls Fanning Field

Wed 10/1

6:51 pm-9:58 am

2 stops13h 07m

$488

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

Fri 8/15

6:30 am-3:29 pm

2 stops10h 59m

Idaho Falls Fanning Field

Fri 8/15

6:03 pm-5:10 am

1 stop9h 07m

$651

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

Sat 8/23

6:30 pm-10:27 pm

1 stop5h 57m

$198

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

Fri 9/19

7:21 am-12:24 pm

1 stop7h 03m

$243

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

Sat 8/23

11:22 am-8:54 pm

2 stops11h 32m

$248

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

Sat 8/9

9:23 pm-5:04 pm

2 stops21h 41m

$278

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

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.

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 July 29, 2025.
See what other customers who have flown with Alaska Airlines, Delta, and United 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.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,977 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,899 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

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.

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

    According to our current data, Alaska Airlines ($394), American Airlines ($400), and Delta ($488) offers the cheapest pricing from Raleigh to Idaho Falls. Alaska Airlines is 41% 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 Delta, which is currently one of the cheapest options available, starting at $198. American Airlines flights start at $243 while deals on United Airlines start at $248 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
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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$372Average$558FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$484Average$816FlexibilityNo cancel feeOn-time69%

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