HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Idaho Falls

$176+ 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 2/19. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — IDA
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Raleigh to Idaho Falls with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 January 26, 2026.

This United Airlines deal was found by Cheapflights users on 1/26. 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 2/246:00 am
RDU
-
IDA
2 stops11h 40m
United Airlines
Tue 3/172:35 pm
IDA
-
RDU
1 stop6h 26m
United Airlines
Deal found 1/26$339
This Expedia deal was found by Cheapflights users on 1/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/136:51 pm
RDU
-
IDA
1 stop23h 52m
Alaska Airlines
Mon 3/165:20 pm
IDA
-
RDU
1 stop22h 31m
Alaska Airlines
Deal found 1/26$354
This United Airlines deal was found by Cheapflights users on 1/26. 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 2/108:03 am
RDU
-
IDA
1 stop7h 27m
United Airlines
Sat 2/142:40 pm
IDA
-
RDU
1 stop6h 02m
United Airlines
Deal found 1/26$359
This Alaska Airlines deal was found by Cheapflights users on 1/26. 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.
Wed 2/256:51 pm
RDU
-
IDA
1 stop30h 45m
Alaska Airlines
Tue 3/175:20 pm
IDA
-
RDU
1 stop10h 50m
Alaska Airlines
Deal found 1/26$380
This Alaska Airlines deal was found by Cheapflights users on 1/26. 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.
Thu 2/266:51 pm
RDU
-
IDA
1 stop30h 45m
Alaska Airlines
Tue 3/175:20 pm
IDA
-
RDU
1 stop10h 50m
Alaska Airlines
Deal found 1/26$390
This Alaska Airlines deal was found by Cheapflights users on 1/26. 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 2/246:51 pm
RDU
-
IDA
1 stop30h 45m
Alaska Airlines
Mon 3/165:20 pm
IDA
-
RDU
1 stop22h 31m
Alaska Airlines
Deal found 1/26$393
This Alaska Airlines deal was found by Cheapflights users on 1/26. 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.
Sat 2/286:51 pm
RDU
-
IDA
1 stop30h 45m
Alaska Airlines
Tue 3/175:20 pm
IDA
-
RDU
1 stop10h 50m
Alaska Airlines
Deal found 1/26$400
This Alaska Airlines deal was found by Cheapflights users on 1/26. 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.
Wed 2/256:51 pm
RDU
-
IDA
1 stop23h 52m
Alaska Airlines
Mon 3/165:20 pm
IDA
-
RDU
1 stop22h 31m
Alaska Airlines
Deal found 1/26$403
This Alaska Airlines deal was found by Cheapflights users on 1/26. 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.
Thu 2/266:51 pm
RDU
-
IDA
1 stop30h 45m
Alaska Airlines
Mon 3/165:20 pm
IDA
-
RDU
1 stop22h 31m
Alaska Airlines
Deal found 1/26$413
This United Airlines deal was found by Cheapflights users on 1/24. 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.
Sat 2/2810:00 am
RDU
-
IDA
2 stops12h 58m
United Airlines
Wed 3/42:40 pm
IDA
-
RDU
1 stop6h 02m
United Airlines
Deal found 1/24$419

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 January 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$339
(United Airlines)

One-way from

$176
(Kiwi.com)

Popular in

March

Cheapest in

May

Average price

$414
Provider with most accurate pricing for Raleigh-Durham-Idaho Falls Fanning Field flight deals.
Search Deals
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
One-way flight from Raleigh-Durham to Idaho Falls Fanning Field
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($123 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 January 26, 2026.
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 2/24

6:51 pm-11:36 pm

1 stop30h 45m

Idaho Falls Fanning Field

Tue 3/17

5:20 pm-6:10 am

1 stop10h 50m

$370

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

Mon 3/2

6:51 pm-11:36 pm

1 stop30h 45m

Idaho Falls Fanning Field

Tue 3/17

5:20 pm-6:10 am

1 stop10h 50m

$380

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

Sat 2/28

6:51 pm-11:36 pm

1 stop30h 45m

Idaho Falls Fanning Field

Wed 3/4

8:00 am-5:51 pm

1 stop7h 51m

$393

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

Sat 2/28

6:51 pm-11:36 pm

1 stop30h 45m

Idaho Falls Fanning Field

Tue 3/17

5:20 pm-6:10 am

1 stop10h 50m

$400

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

Thu 2/26

6:51 pm-11:36 pm

1 stop30h 45m

Idaho Falls Fanning Field

Mon 3/16

5:20 pm-5:51 pm

1 stop22h 31m

$413

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

Sat 2/28

10:00 am-8:58 pm

2 stops12h 58m

Idaho Falls Fanning Field

Wed 3/4

2:40 pm-10:42 pm

1 stop6h 02m

$419

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

Mon 3/2

6:29 am-1:30 pm

2 stops9h 01m

Idaho Falls Fanning Field

Tue 3/17

2:35 pm-11:01 pm

1 stop6h 26m

$419

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

Fri 2/27

6:51 pm-4:43 pm

1 stop23h 52m

Idaho Falls Fanning Field

Mon 3/16

5:20 pm-5:51 pm

1 stop22h 31m

$443

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

Mon 3/2

6:51 pm-11:36 pm

1 stop30h 45m

Idaho Falls Fanning Field

Fri 3/13

5:20 pm-5:51 pm

1 stop22h 31m

$473

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

Mon 3/2

6:00 am-10:21 pm

2 stops18h 21m

Idaho Falls Fanning Field

Mon 3/16

6:55 pm-2:53 pm

2 stops17h 58m

$481

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Showing 1-10 of 20 results
1
2

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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Raleigh-Idaho Falls flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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 July is currently the most expensive (average of $399). 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 January 26, 2026.
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
9,199 reviews

Comfort

7.3

Food

6.6

Boarding

7.7

Crew

8.1

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,199 reviews
United Airlines
7.4
Good
9,199 reviews

Comfort

7.3

Food

6.6

Boarding

7.7

Crew

8.1

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.2
Good
11,189 reviews
United Airlines
7.4
Good
9,199 reviews

Comfort

7.3

Food

6.6

Boarding

7.7

Crew

8.1

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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 30h 45m. Alaska Airlines provides one of the quickest options available for as low as $370. 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 ($372), and United Airlines ($414) offers the cheapest pricing from Raleigh to Idaho Falls. American Airlines is 28% 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 July is currently the most expensive (average of $399). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Raleigh to Idaho Falls

See prices for flight routes from nearby airports that may be better suited for you.
Charlotte to Jackson flights
Raleigh to Boise flights
Knoxville to Jackson flights
Raleigh to Jackson flights
Charlotte to Spokane flights
Knoxville to Boise flights
Greensboro to Spokane flights
Raleigh to Spokane flights
Greensboro to Jackson flights
Charlotte to Hailey flights
Knoxville to Spokane flights
Asheville to Jackson flights
Charlotte to Boise flights
Wilmington to Jackson flights
Myrtle Beach to Jackson flights
Asheville to Boise flights
Blountville to Spokane flights
Charlotte to Idaho Falls flights
Knoxville to Idaho Falls flights
Norfolk to Boise flights
Greensboro to Boise flights
Wilmington to Boise flights
Norfolk to Spokane flights
Wilmington to Spokane flights
Norfolk to Jackson flights
Raleigh to Hailey flights
Asheville to Spokane flights
Raleigh to West Yellowstone flights
Asheville to Idaho Falls flights
Greensboro to Hailey flights
Knoxville to Lewiston flights
Asheville to West Yellowstone flights
Knoxville to Pocatello flights
Blountville to Jackson flights
Raleigh to Lewiston flights
Charlotte to West Yellowstone flights
New Bern to Boise flights
New Bern to Spokane flights
New Bern to Jackson flights
Fayetteville to Boise flights
Fayetteville to Lewiston flights
Norfolk to Lewiston flights
Greensboro to West Yellowstone flights
Jacksonville to Boise flights

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 January 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$372Average$538FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$414Average$504FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.