Idaho

$131+ Cheap flights from Raleigh (RDU) to Idaho

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 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — BOI
Mar 25 — Apr 11
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Raleigh to Idaho 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

Cheapest flights from Raleigh to Idaho
Explore the most affordable flight options available from Raleigh to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 23, 2026.

This Delta deal was found by Cheapflights users on 2/20. 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 5/66:00 am
RDU
-
GEG
1 stop18h 02m
Delta
Mon 5/115:05 am
GEG
-
RDU
1 stop15h 43m
Delta
Deal found 2/20$263
This Delta deal was found by Cheapflights users on 2/20. 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.
Thu 5/72:58 pm
RDU
-
GEG
2 stops10h 59m
Delta
Tue 5/127:23 pm
GEG
-
RDU
2 stops10h 19m
Delta
Deal found 2/20$273
This Delta deal was found by Cheapflights users on 2/22. 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.
Fri 4/176:00 am
RDU
-
BOI
1 stop9h 12m
Delta
Fri 5/812:15 pm
BOI
-
RDU
1 stop9h 52m
Delta
Deal found 2/22$283
This Delta deal was found by Cheapflights users on 2/21. 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.
Tue 3/176:59 am
RDU
-
BOI
1 stop11h 01m
Delta
Mon 3/237:30 pm
BOI
-
RDU
2 stops11h 36m
Delta
Deal found 2/21$288
This American Airlines deal was found by Cheapflights users on 2/22. 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.
Mon 4/275:00 am
RDU
-
JAC
1 stop9h 41m
American Airlines
Sun 5/31:25 pm
JAC
-
RDU
1 stop8h 34m
American Airlines
Deal found 2/22$293
This Delta deal was found by Cheapflights users on 2/20. 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.
Tue 3/176:59 am
RDU
-
BOI
1 stop11h 01m
Delta
Wed 4/111:40 pm
BOI
-
RDU
1 stop8h 34m
Delta
Deal found 2/20$293
This Kiwi.com deal was found by Cheapflights users on 2/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/184:12 pm
RDU
-
GEG
2 stops21h 35m
Frontier
Thu 3/2611:32 am
GEG
-
RDU
1 stop27h 16m
Frontier
Deal found 2/22$294
This American Airlines deal was found by Cheapflights users on 2/20. 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 3/1712:45 pm
RDU
-
BOI
2 stops11h 38m
American Airlines
Wed 4/11:39 pm
BOI
-
RDU
1 stop7h 12m
American Airlines
Deal found 2/20$298
This Kiwi.com deal was found by Cheapflights users on 2/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/186:43 pm
RDU
-
BOI
1 stop18h 37m
Frontier
Sun 3/2212:15 pm
BOI
-
RDU
2 stops33h 56m
Frontier
Deal found 2/22$302
This Alaska Airlines deal was found by Cheapflights users on 2/23. 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 4/307:30 am
RDU
-
GEG
1 stop17h 01m
Alaska Airlines
Wed 5/66:00 am
GEG
-
RDU
1 stop21h 10m
Alaska Airlines
Deal found 2/23$303
This American Airlines deal was found by Cheapflights users on 2/21. 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.
Fri 4/105:00 am
RDU
-
JAC
1 stop9h 41m
American Airlines
Mon 4/131:25 pm
JAC
-
RDU
1 stop8h 34m
American Airlines
Deal found 2/21$303
This United Airlines deal was found by Cheapflights users on 2/21. 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 10/176:45 am
RDU
-
JAC
1 stop6h 37m
United Airlines
Wed 10/2112:30 pm
JAC
-
RDU
1 stop6h 32m
United Airlines
Deal found 2/21$309

Find flight deals from Raleigh to Idaho

Keep the following information in mind while searching for Raleigh to Idaho flight deals. Data was last updated February 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$263
(Delta)

One-way from

$131
(Kiwi.com)

Popular in

November

Cheapest in

April

Average price

$558
Provider with most accurate pricing for Raleigh-Durham-Boise Air Term. Gowen Fld flight deals.
Provider most trusted by Cheapflights users for Raleigh-Durham-Boise Air Term. Gowen Fld flights.
From Raleigh-Durham to Idaho
One-way flight from Raleigh-Durham to Idaho
Highest demand for flights based on searches. 14% potential increase in price ($73 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
Average for round-trip flights in February 2026

Cheapflights Fare Finder

 
Customize your flight search to find flights from Raleigh to Idaho 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 February 23, 2026.
Use the filters below to find and compare flights from Raleigh to Idaho that are best for you.

Fly from

Raleigh

Fly to

Idaho

Route

Depart

Return

Price

RaleighBoise

RDU - BOI

RDUBOI

Raleigh-Durham

Fri 4/17

7:35 am-11:56 pm

1 stop18h 21m

Boise Air Term. Gowen Fld

Sat 4/18

6:04 pm-6:15 am

1 stop10h 11m

$283

RaleighSpokane

RDU - GEG

RDUGEG

Raleigh-Durham

Wed 5/6

6:00 am-9:02 pm

1 stop18h 02m

Spokane

Mon 5/11

7:23 pm-8:51 am

2 stops10h 28m

$288

RaleighSpokane

RDU - GEG

RDUGEG

Raleigh-Durham

Wed 4/8

4:18 pm-9:11 pm

1 stop7h 53m

Spokane

Tue 4/14

7:00 am-9:02 pm

1 stop11h 02m

$317

RaleighSpokane

RDU - GEG

RDUGEG

Raleigh-Durham

Thu 5/7

7:11 pm-10:58 pm

1 stop6h 47m

Spokane

Tue 5/12

9:32 am-11:48 pm

1 stop11h 16m

$317

RaleighSpokane

RDU - GEG

RDUGEG

Raleigh-Durham

Wed 4/8

4:18 pm-9:11 pm

1 stop7h 53m

Spokane

Wed 4/15

1:46 pm-11:19 pm

1 stop6h 33m

$317

RaleighSpokane

RDU - GEG

RDUGEG

Raleigh-Durham

Wed 3/25

6:39 am-11:44 am

1 stop8h 05m

Spokane

Wed 4/8

1:22 pm-11:59 pm

1 stop7h 37m

$322

RaleighLewiston

RDU - LWS

RDULWS

Raleigh-Durham

Thu 5/7

2:58 pm-11:00 pm

2 stops11h 02m

Lewiston Nez Perce Rgnl

Mon 5/11

2:45 pm-11:48 pm

2 stops30h 03m

$343

RaleighBoise

RDU - BOI

RDUBOI

Raleigh-Durham

Thu 4/30

7:30 am-7:30 pm

2 stops14h 00m

Boise Air Term. Gowen Fld

Sat 5/2

2:57 pm-6:10 am

1 stop13h 13m

$351

RaleighBoise

RDU - BOI

RDUBOI

Raleigh-Durham

Fri 4/17

3:10 pm-11:57 pm

2 stops10h 47m

Boise Air Term. Gowen Fld

Fri 5/8

9:16 pm-8:51 am

2 stops9h 35m

$357

RaleighSpokane

RDU - GEG

RDUGEG

Raleigh-Durham

Fri 5/15

4:25 pm-12:30 am

2 stops11h 05m

Spokane

Mon 5/18

2:50 pm-12:20 am

1 stop6h 30m

$359

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Raleigh to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho 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

What is the cheapest month to book a flight from Raleigh to Idaho?

Currently, May is the cheapest month in which you can book a flight from Raleigh to Idaho (average of $157). Flying from Raleigh to Idaho in November is currently the most expensive (average of $371). 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

Get insights into the airlines that provide service to Idaho. 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. Reviews last updated February 23, 2026.
Get a feel of what it's like to fly with Alaska Airlines, Southwest, and Delta from Raleigh to Idaho by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.5

Comfort

7.8

Overall

8.0

Food

7.1

Boarding

8.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

Crew

8.5

Comfort

7.8

Overall

8.0

Food

7.1

Boarding

8.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

Crew

8.5

Comfort

7.8

Overall

8.0

Food

7.1

Boarding

8.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

Crew

8.5

Comfort

7.8

Overall

8.0

Food

7.1

Boarding

8.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

Crew

8.5

Comfort

7.8

Overall

8.0

Food

7.1

Boarding

8.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

Crew

8.5

Comfort

7.8

Overall

8.0

Food

7.1

Boarding

8.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

Related info for your journey

Find useful and relevant information for your journey from Raleigh to Idaho. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from Raleigh to Idaho?

    Located just 11.1 mi from the city center, Raleigh-Durham (RDU) is the airport most travelers will use when flying to Idaho from Raleigh.

  • How long is the flight from Raleigh to Idaho?

    Alaska Airlines, Delta, and United Airlines can get you from Raleigh to Idaho in just under 7h 53m. Your travel time can differ by up to 10h 28m. Raleigh and Idaho are separated by a distance of 2127 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Raleigh to Idaho one-way?

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $137. Southwest flights start at $148 while deals on United Airlines start at $153 one-way.

  • What are the most popular routes from Raleigh to Idaho?

  • Can I find deals for flights from Raleigh to Idaho that include hotel bookings?

    Yes. In addition to deals on Raleigh to Idaho flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Raleigh to Idaho?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Raleigh to Idaho.

  • Can I find deals for business class flights from Raleigh to Idaho?

    Yes. Cheapflights offers flight deals from Raleigh to Idaho 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?

    Currently, May is the cheapest month in which you can book a flight from Raleigh to Idaho (average of $157). Flying from Raleigh to Idaho in November is currently the most expensive (average of $371). 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

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

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from Raleigh to Idaho

Discover the top 5 airlines that operate flights from Raleigh to Idaho. 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 February 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$131Average$387FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$262Average$475FlexibilityNo cancel feeOn-time71%
DeltaCheapest$264Average$625FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$286Average$622FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$374Average$451FlexibilityNo cancel feeOn-time63%

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.