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Idaho Falls

$361+ 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 8/23. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — IDA
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$361
(American Airlines)

Popular in

December

Cheapest in

May

Average price

$839
From Raleigh-Durham to Idaho Falls Fanning Field
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Highest demand for flights based on searches. 25% potential increase in price ($226 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/11. 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.
Sat 8/233:34 pmRDU - IDA
1 stop7h 44mAmerican Airlines
Sat 8/3012:46 pmIDA - RDU
1 stop7h 23mAmerican Airlines
Deal found 6/11$361
This Delta deal was found by Cheapflights users on 6/10. 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.
Wed 9/31:34 pmRDU - IDA
2 stops10h 53mDelta
Sat 9/66:52 pmIDA - RDU
2 stops12h 47mDelta
Deal found 6/10$371
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/226:10 pmRDU - IDA
1 stop23h 13mAlaska Airlines
Sat 8/306:13 amIDA - RDU
1 stop8h 57mAlaska Airlines
Deal found 6/11$394
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Tue 7/224:30 pmRDU - IDA
1 stop8h 21mUnited Airlines
Tue 7/295:00 amIDA - RDU
2 stops10h 08mUnited Airlines
Deal found 6/10$453
This Mytrip deal was found by Cheapflights users on 6/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/257:52 pmRDU - IDA
2 stops23h 12mMultiple Airlines
Sun 6/299:44 amIDA - RDU
3 stops45h 57mMultiple Airlines
Deal found 6/9$480

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 June 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

Sat 8/23

3:34 pm-9:18 pm

1 stop7h 44m

Idaho Falls Fanning Field

Sat 8/30

12:46 pm-10:09 pm

1 stop7h 23m

$361

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

Wed 9/3

1:34 pm-10:27 pm

2 stops10h 53m

Idaho Falls Fanning Field

Sat 9/6

6:52 pm-9:39 am

2 stops12h 47m

$371

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

Fri 8/22

6:10 pm-3:23 pm

1 stop23h 13m

Idaho Falls Fanning Field

Sat 8/30

6:13 am-5:10 pm

1 stop8h 57m

$394

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

Tue 7/22

4:30 pm-10:51 pm

1 stop8h 21m

Idaho Falls Fanning Field

Tue 7/29

5:00 am-5:08 pm

2 stops10h 08m

$453

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

Wed 6/25

7:52 pm-5:04 pm

2 stops23h 12m

Idaho Falls Fanning Field

Sun 6/29

9:44 am-9:41 am

3 stops45h 57m

$480

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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.

Rainfall in Idaho Falls by month

Plan your trip to Idaho Falls by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Idaho Falls ranges from 0.6 - 2.0 inches per month. May is typically the wettest month, when rainfall can reach 2.0 in. July is typically the driest time to visit Idaho Falls when rainfall is around 0.6 in.

Temperature in Idaho Falls by month

Plan your trip to Idaho Falls by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Idaho Falls, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

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 June 12, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta and United Airlines from Raleigh to Idaho Falls to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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, American Airlines ($361), Delta ($371), and Alaska Airlines ($394) offers the cheapest pricing from Raleigh to Idaho Falls. American Airlines is 46% 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, 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.

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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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$372Average$558FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$468Average$806FlexibilityNo cancel feeOn-time69%

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