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Cheap flights from Raleigh to Idaho Falls from $356

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Raleigh to Idaho Falls departing on 1/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Raleigh to Idaho Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
10:30 am - 10:14 pmRDU-IDA
13h 44m2 stops
Delta Logo
1:05 pm - 11:50 pmIDA-RDU
8h 45m1 stop
$452Delta
Find Deal
Sat, Apr 25 - Wed, Apr 29
Delta Logo
7:00 am - 12:27 pmRDU-IDA
7h 27m1 stop
Delta Logo
1:05 pm - 11:50 pmIDA-RDU
8h 45m1 stop
$476Delta
Find Deal
Sat, Apr 25 - Wed, Apr 29
Delta Logo
7:00 am - 12:27 pmRDU-IDA
7h 27m1 stop
Delta Logo
1:05 pm - 11:50 pmIDA-RDU
8h 45m1 stop
$479Delta
Find Deal
Sat, Apr 25 - Wed, Apr 29
Alaska Airlines Logo
7:05 pm - 12:07 amRDU-IDA
31h 02m1 stop
Alaska Airlines Logo
6:00 am - 6:05 amIDA-RDU
22h 05m1 stop
$482Alaska Airlines
Find Deal
Tue, Dec 23 - Fri, Jan 2
Delta Logo
11:35 am - 6:14 pmRDU-IDA
8h 39m2 stops
Delta Logo
1:05 pm - 11:50 pmIDA-RDU
8h 45m1 stop
$484Delta
Find Deal
Sat, Apr 25 - Wed, Apr 29
United Airlines Logo
6:45 am - 9:08 pmRDU-IDA
16h 23m3 stops
United Airlines Logo
5:57 pm - 8:53 amIDA-RDU
12h 56m2 stops
$520United Airlines
Find Deal
Sat, Apr 25 - Wed, Apr 29
Alaska Airlines Logo
7:28 am - 12:07 amRDU-IDA
18h 39m1 stop
Alaska Airlines Logo
6:00 am - 6:05 amIDA-RDU
22h 05m1 stop
$547Alaska Airlines
Find Deal
Wed, Dec 24 - Fri, Jan 2
United Airlines Logo
4:14 pm - 10:59 pmRDU-IDA
8h 45m1 stop
United Airlines Logo
5:00 am - 10:59 pmIDA-RDU
15h 59m1 stop
$610United Airlines
Find Deal
Wed, Dec 24 - Wed, Dec 31
American Airlines Logo
6:38 am - 12:46 pmRDU-IDA
8h 08m1 stop
American Airlines Logo
1:16 pm - 10:06 pmIDA-RDU
6h 50m1 stop
$757American Airlines
Find Deal
Sun, Dec 21 - Wed, Dec 31
American Airlines Logo
6:38 am - 12:46 pmRDU-IDA
8h 08m1 stop
American Airlines Logo
1:16 pm - 10:06 pmIDA-RDU
6h 50m1 stop
$794American Airlines
Find Deal
Sun, Dec 21 - Tue, Dec 30

Alaska Airlines flights from Raleigh to Idaho Falls

Our best Alaska Airlines deals on Raleigh to Idaho Falls flight tickets
Alaska Airlines
Dec 23
RDU7:05 pmRaleigh-Durham
31h 02m
1 stop
IDA12:07 amIdaho Falls Fanning Field
Jan 2
IDA6:00 amIdaho Falls Fanning Field
22h 05m
1 stop
RDU6:05 amRaleigh-Durham
$482
Find similar
Alaska Airlines
Dec 24
RDU7:28 amRaleigh-Durham
18h 39m
1 stop
IDA12:07 amIdaho Falls Fanning Field
Jan 2
IDA6:00 amIdaho Falls Fanning Field
22h 05m
1 stop
RDU6:05 amRaleigh-Durham
$547
Find similar
Alaska Airlines
Dec 23
RDU7:05 pmRaleigh-Durham
31h 02m
1 stop
IDA12:07 amIdaho Falls Fanning Field
Dec 31
IDA3:09 pmIdaho Falls Fanning Field
24h 56m
1 stop
RDU6:05 pmRaleigh-Durham
$563
Find similar

American Airlines flights from Raleigh to Idaho Falls

Our best American Airlines deals on Raleigh to Idaho Falls flight tickets
American Airlines
Dec 21
RDU6:38 amRaleigh-Durham
8h 08m
1 stop
IDA12:46 pmIdaho Falls Fanning Field
Dec 31
IDA1:16 pmIdaho Falls Fanning Field
6h 50m
1 stop
RDU10:06 pmRaleigh-Durham
$757
Find similar
American Airlines
Dec 21
RDU6:38 amRaleigh-Durham
8h 08m
1 stop
IDA12:46 pmIdaho Falls Fanning Field
Dec 30
IDA1:16 pmIdaho Falls Fanning Field
6h 50m
1 stop
RDU10:06 pmRaleigh-Durham
$794
Find similar
American Airlines
Dec 21
RDU6:38 amRaleigh-Durham
8h 08m
1 stop
IDA12:46 pmIdaho Falls Fanning Field
Dec 31
IDA7:00 amIdaho Falls Fanning Field
11h 29m
2 stops
RDU8:29 pmRaleigh-Durham
$799
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated October 30, 2025.
Use the filters below to find and compare flights from Raleigh to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

Sat 4/25

10:30 am-10:14 pm

2 stops13h 44m

Idaho Falls Fanning Field

Wed 4/29

1:05 pm-11:50 pm

1 stop8h 45m

$452

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

Sat 4/25

7:00 am-12:27 pm

1 stop7h 27m

Idaho Falls Fanning Field

Wed 4/29

1:05 pm-11:50 pm

1 stop8h 45m

$476

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

Sat 4/25

7:00 am-12:27 pm

1 stop7h 27m

Idaho Falls Fanning Field

Wed 4/29

1:05 pm-11:50 pm

1 stop8h 45m

$479

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

Tue 12/23

7:05 pm-12:07 am

1 stop31h 02m

Idaho Falls Fanning Field

Fri 1/2

6:00 am-6:05 am

1 stop22h 05m

$482

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

Sat 4/25

11:35 am-6:14 pm

2 stops8h 39m

Idaho Falls Fanning Field

Wed 4/29

1:05 pm-11:50 pm

1 stop8h 45m

$484

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

Sat 4/25

6:45 am-9:08 pm

3 stops16h 23m

Idaho Falls Fanning Field

Wed 4/29

5:57 pm-8:53 am

2 stops12h 56m

$520

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

Wed 12/24

7:28 am-12:07 am

1 stop18h 39m

Idaho Falls Fanning Field

Fri 1/2

6:00 am-6:05 am

1 stop22h 05m

$547

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

Wed 12/24

4:14 pm-10:59 pm

1 stop8h 45m

Idaho Falls Fanning Field

Wed 12/31

5:00 am-10:59 pm

1 stop15h 59m

$610

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

Sun 12/21

6:38 am-12:46 pm

1 stop8h 08m

Idaho Falls Fanning Field

Wed 12/31

1:16 pm-10:06 pm

1 stop6h 50m

$757

RaleighIdaho Falls

RDU - IDA

RDUIDA

Raleigh-Durham

Sun 12/21

6:38 am-12:46 pm

1 stop8h 08m

Idaho Falls Fanning Field

Tue 12/30

1:16 pm-10:06 pm

1 stop6h 50m

$794

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Idaho Falls from

How to get the cheapest flight ticket from Raleigh to Idaho Falls

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Idaho Falls?

Our data shows that Saturday is the least expensive day to fly to Idaho Falls. Tickets to fly out on this day can be as low as $632. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Idaho Falls on Sunday is $852.

What is the cheapest time of day to depart on your flight to Idaho Falls?

Our most recent data shows that the best time of day to fly to Idaho Falls is in the morning. Flights from Raleigh to Idaho Falls during this time can be as low as $676. Try not to purchase tickets in the afternoon because they tend to be around $700. Of course, these prices can vary depending on the time of year and what airport you fly to.

Can stopping save me money on Raleigh to Idaho Falls flights?

You could potentially save up to 39% on your flight if you consider stops on a Raleigh to Idaho Falls flight.

When to book flights from Raleigh to Idaho Falls

Are you open to changing your travel dates? Check out the ideal times to fly from Raleigh to Idaho Falls according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Raleigh to Idaho Falls (RDU to IDA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Raleigh to Idaho Falls

Direct flights

None
There are no direct flights from Raleigh to Idaho Falls. There are no popular flight routes from Raleigh to Idaho Falls.
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  • How far is Raleigh-Durham to Idaho Falls Fanning Field by plane?

    A flight from Raleigh-Durham to Idaho Falls Fanning Field will travel around 1840.0 mi. A reasonable flight in good conditions will take 7h 17m.

  • When did momondo last update prices for flights from Raleigh-Durham Airport to Idaho Falls Fanning Field Airport?

    Prices for flights from Raleigh-Durham Airport to Idaho Falls Fanning Field Airport refresh daily.

  • How many operators does momondo search for flights from Raleigh-Durham Airport to Idaho Falls Fanning Field Airport?

  • How old do you have to be to fly from Raleigh-Durham Airport to Idaho Falls Fanning Field Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Raleigh-Durham Airport to Idaho Falls Fanning Field Airport.

  • What documentation or ID do you need to fly to Idaho Falls Fanning Field Airport?

    The travel and health documents you'll need for your trip to Idaho Falls Fanning Field Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Idaho Falls Fanning Field Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Raleigh to Idaho Falls?

Best airlines flying from Raleigh to Idaho Falls

Compare and see reviews for airlines that fly from Raleigh to Idaho Falls with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $324Free CancellationRating
7.2
11,035 reviews
Search American Airlines flights
United AirlinesPriceFrom $477Free CancellationRating
7.4
8,998 reviews
Search United Airlines flights

Traveling to a place near Idaho Falls?

Book flights to Idaho Falls if you plan to visit one of these locations
Rexburg

Why use momondo?

Why should I use momondo to find a flight deal from Raleigh to Idaho Falls?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Raleigh to Idaho Falls. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Raleigh to Idaho Falls with flexible booking policies on momondo?

Flights from Raleigh to Idaho Falls with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Raleigh to Idaho Falls?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Idaho Falls from Raleigh.

I’m not ready to book a flight from Raleigh to Idaho Falls right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Idaho Falls, momondo offers a useful price alert feature which will track prices for flights to Idaho Falls from Raleigh and alert you when they change.

An easier way to manage your Idaho Falls trip

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