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$43+ Cheap flights from Las Vegas (LAS) 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 5/30. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — BOI
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap flight deals from Las Vegas to Idaho

Keep the following information in mind while searching for Las Vegas to Idaho flight deals. Data was last updated May 1, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$88
(FlightHub)

One-way from

$43
(FlightHub)

Popular in

March

Cheapest in

August

Average price

$137

Good round-trip deal

$62 or less

Good one-way deal

$83 or less
Provider with most accurate pricing for Las Vegas Harry Reid Intl-Boise Air Term. Gowen Fld flight deals.
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Provider most trusted by Cheapflights users for Las Vegas Harry Reid Intl-Boise Air Term. Gowen Fld flights.
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From Las Vegas Harry Reid Intl to Idaho
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One-way flight from Las Vegas Harry Reid Intl to Idaho
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Highest demand for flights based on searches. 23% potential increase in price ($43 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Price to beat on a round-trip flight from Las Vegas Harry Reid Intl to Idaho.
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Price to beat on a one-way flight from Las Vegas Harry Reid Intl to Idaho.
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Find flight deals from Las Vegas to Idaho

Cheapest flights from Las Vegas to Idaho
Explore the most affordable flight options available from Las Vegas to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This Booking.com deal was found by Cheapflights users on 4/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/126:20 amLAS - GEG
Nonstop2h 25mAllegiant Air
Sun 6/159:35 amGEG - LAS
Nonstop2h 19mAllegiant Air
Deal found 4/29$86
This FlightHub deal was found by Cheapflights users on 4/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/238:35 amLAS - BOI
Nonstop1h 46mSpirit Airlines
Mon 5/2612:16 pmBOI - LAS
Nonstop1h 47mSpirit Airlines
Deal found 4/30$88
This Orbitz deal was found by Cheapflights users on 4/29. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/308:35 amLAS - BOI
Nonstop1h 46mMultiple Airlines
Sun 6/15:34 pmBOI - LAS
Nonstop1h 56mMultiple Airlines
Deal found 4/29$114
This Kiwi.com deal was found by Cheapflights users on 4/30. 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.
Fri 7/188:56 amLAS - IDA
Nonstop1h 48mAllegiant Air
Mon 8/116:12 pmIDA - LAS
Nonstop1h 42mAllegiant Air
Deal found 4/30$118
This Mytrip deal was found by Cheapflights users on 4/30. 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.
Thu 6/57:56 pmLAS - GEG
1 stop21h 11mMultiple Airlines
Sun 6/159:35 amGEG - LAS
Nonstop2h 19mMultiple Airlines
Deal found 4/30$133
This Hawaiian Airlines deal was found by Cheapflights users on 4/29. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/277:22 pmLAS - BOI
Nonstop1h 50mHawaiian Airlines
Tue 6/35:34 pmBOI - LAS
Nonstop1h 56mHawaiian Airlines
Deal found 4/29$137
This Alaska Airlines deal was found by Cheapflights users on 4/30. 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 6/104:26 pmLAS - BOI
1 stop5h 16mAlaska Airlines
Mon 6/165:43 pmBOI - LAS
1 stop7h 16mAlaska Airlines
Deal found 4/30$156
This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/51:10 pmLAS - BOI
1 stop4h 11mDelta
Sun 6/81:00 pmBOI - LAS
1 stop4h 15mDelta
Deal found 4/29$157
This American Airlines deal was found by Cheapflights users on 4/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/84:30 pmLAS - BOI
1 stop6h 03mAmerican Airlines
Tue 7/155:17 pmBOI - LAS
1 stop5h 40mAmerican Airlines
Deal found 4/28$159
This Alaska Airlines deal was found by Cheapflights users on 4/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/510:13 amLAS - GEG
1 stop6h 41mAlaska Airlines
Tue 6/101:40 pmGEG - LAS
1 stop6h 45mAlaska Airlines
Deal found 4/28$176
This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/277:46 pmLAS - GEG
1 stop3h 52mDelta
Tue 6/37:15 amGEG - LAS
1 stop5h 49mDelta
Deal found 4/29$177
This CheapOair deal was found by Cheapflights users on 4/29. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1412:59 amLAS - BOI
1 stop11h 38mFrontier
Thu 5/2212:36 pmBOI - LAS
1 stop12h 00mFrontier
Deal found 4/29$197

Cheapflights Fare Finder

Customize your flight search to find flights from Las Vegas 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 May 1, 2025.
Use the filters below to find and compare flights from Las Vegas to Idaho that are best for you.

Fly from

Las Vegas

Fly to

Idaho

Route

Depart

Return

Price

Las VegasSpokane

LAS - GEG

LASGEG

Las Vegas Harry Reid Intl

Thu 6/12

6:20 am-8:45 am

Nonstop2h 25m

Spokane

Sun 6/15

9:35 am-11:54 am

Nonstop2h 19m

$86

Las VegasBoise

LAS - BOI

LASBOI

Las Vegas Harry Reid Intl

Fri 5/23

8:35 am-11:21 am

Nonstop1h 46m

Boise Air Term. Gowen Fld

Mon 5/26

12:16 pm-1:03 pm

Nonstop1h 47m

$88

Las VegasBoise

LAS - BOI

LASBOI

Las Vegas Harry Reid Intl

Fri 5/30

8:35 am-11:21 am

Nonstop1h 46m

Boise Air Term. Gowen Fld

Sun 6/1

5:34 pm-6:30 pm

Nonstop1h 56m

$114

Las VegasIdaho Falls

LAS - IDA

LASIDA

Las Vegas Harry Reid Intl

Fri 7/18

8:56 am-11:44 am

Nonstop1h 48m

Idaho Falls Fanning Field

Mon 8/11

6:12 pm-6:54 pm

Nonstop1h 42m

$118

Las VegasSpokane

LAS - GEG

LASGEG

Las Vegas Harry Reid Intl

Thu 6/5

7:56 pm-5:07 pm

1 stop21h 11m

Spokane

Sun 6/15

9:35 am-11:54 am

Nonstop2h 19m

$133

Las VegasBoise

LAS - BOI

LASBOI

Las Vegas Harry Reid Intl

Tue 5/27

7:22 pm-10:12 pm

Nonstop1h 50m

Boise Air Term. Gowen Fld

Tue 6/3

5:34 pm-6:30 pm

Nonstop1h 56m

$137

Las VegasBoise

LAS - BOI

LASBOI

Las Vegas Harry Reid Intl

Tue 6/10

4:26 pm-10:42 pm

1 stop5h 16m

Boise Air Term. Gowen Fld

Mon 6/16

5:43 pm-11:59 pm

1 stop7h 16m

$156

Las VegasBoise

LAS - BOI

LASBOI

Las Vegas Harry Reid Intl

Thu 6/5

1:10 pm-6:21 pm

1 stop4h 11m

Boise Air Term. Gowen Fld

Sun 6/8

1:00 pm-4:15 pm

1 stop4h 15m

$157

Las VegasBoise

LAS - BOI

LASBOI

Las Vegas Harry Reid Intl

Tue 7/8

4:30 pm-11:33 pm

1 stop6h 03m

Boise Air Term. Gowen Fld

Tue 7/15

5:17 pm-9:57 pm

1 stop5h 40m

$159

Las VegasSpokane

LAS - GEG

LASGEG

Las Vegas Harry Reid Intl

Thu 6/5

10:13 am-4:54 pm

1 stop6h 41m

Spokane

Tue 6/10

1:40 pm-8:25 pm

1 stop6h 45m

$176

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 56 results
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Best time to book a flight from Las Vegas to Idaho

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

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

Currently, October is the cheapest month in which you can book a flight from Las Vegas to Idaho (average of $314). Flying from Las Vegas to Idaho in June is currently the most expensive (average of $406). 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.

What is the cheapest time of day to fly from LAS to ID?

Find hourly flight availability from Las Vegas to Idaho. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Las Vegas to Idaho as you normally would.

Weekly flight availability from Las Vegas to Idaho

Explore weekly flight availability from Las Vegas to Idaho. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated May 1, 2025.

The most flights from LAS to USID are scheduled on a Monday (6 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Idaho by month

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

In terms of precipitation, rainfall in Idaho ranges from 0.2 - 1.6 inches per month. December is typically the wettest month, when rainfall can reach 1.6 in. August is typically the driest time to visit Idaho when rainfall is around 0.2 in.

Temperature in Idaho by month

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

If weather is an important factor for your trip to Idaho, 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 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 30.2 F).

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 May 1, 2025.
To help decide which airline to fly from Las Vegas to Idaho, see what other customers have to say about Alaska Airlines, Southwest and Delta. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,972 reviews

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.1

Boarding

8.1

Entertainment

7.1

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
9,972 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.1

Boarding

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,294 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.1

Boarding

8.1

Entertainment

7.1

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
7,934 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.1

Boarding

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,408 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.1

Boarding

8.1

Entertainment

7.1

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
8,696 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.1

Boarding

8.1

Entertainment

7.1

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 Las Vegas 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 Las Vegas to Idaho?

    Most people fly from Las Vegas Harry Reid Intl (LAS) if they book a flight from Las Vegas to Idaho. Las Vegas Harry Reid Intl is conveniently located just 6.2 mi from Las Vegas’s city center.

  • How popular is this Las Vegas to Idaho flight route?

    This flight path from Las Vegas Harry Reid Intl to Idaho was viewed by 12 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $43. Users have also found prices from $49 and $69 on Allegiant Air and Hawaiian Airlines, respectively.

  • What are the most popular routes from Las Vegas to Idaho?

    The most popular flight routes from Las Vegas to Idaho are Las Vegas Harry Reid Intl - Boise Air Term. Gowen Fld, Las Vegas Harry Reid Intl - Spokane and Las Vegas Harry Reid Intl - Jackson Hole.

  • What are the most reliable airlines from Las Vegas to Idaho?

    Before booking your flight to Idaho from Las Vegas, check out the most reliable airlines to get you to your destination on time: Spirit Airlines (94%), SkyWest Airlines (77%), Hawaiian Airlines( 77%).

  • What are the cheapest flights from Las Vegas to Idaho?

    The cheapest flight price from Las Vegas to Idaho is $56. On average you can expect to pay $185. The most popular route, (Las Vegas Harry Reid Intl - Boise Air Term. Gowen Fld), can usually be booked for $88.

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

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

  • How can I find direct flights from Las Vegas to Idaho?

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

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

    Yes. Cheapflights offers flight deals from Las Vegas 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 Las Vegas to Idaho?

    Currently, October is the cheapest month in which you can book a flight from Las Vegas to Idaho (average of $314). Flying from Las Vegas to Idaho in June is currently the most expensive (average of $406). 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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Alternative routes for Las Vegas to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Las Vegas to Idaho

Discover the top 6 airlines that operate flights from Las Vegas 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$46Average$105FlexibilityNo cancel feeOn-time65%
Allegiant AirCheapest$78Average$111FlexibilityNo cancel feeOn-time88%
Alaska AirlinesCheapest$137Average$207FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$147Average$271FlexibilityNo cancel feeOn-time63%
DeltaCheapest$277Average$490FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$281Average$555FlexibilityNo cancel feeOn-time69%

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