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Idaho

$34+ Cheap flights from 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 11/13. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — LAS
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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What to know about flights from Idaho

Discover essential information about flights departing from Idaho, including flight schedules, destinations, airlines operating at the Idaho airport, and any specific guidelines or requirements for travelers. Please note that the information is based on the most recent updates available. Data last updated August 14, 2025.

Good round-trip deal

$75 or less

Good one-way deal

$81 or less
Price to beat on a round-trip flight from Idaho.
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Price to beat on a one-way flight from Idaho.
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Find flights from Idaho

Cheapest flights from Idaho
Explore the most affordable flight options available from Idaho. Find the lowest fares based on data from user searches, with prices last updated on August 14, 2025.

Thu 9/112:16 pmBOI - LAS
Nonstop1h 51mSpirit Airlines
Thu 9/1810:26 amLAS - BOI
Nonstop1h 55mSpirit Airlines
Deal found 8/14$70
Sun 9/72:16 pmBOI - LAS
Nonstop1h 51mSpirit Airlines
Thu 9/1110:26 amLAS - BOI
Nonstop1h 55mSpirit Airlines
Deal found 8/14$71
Fri 9/129:26 pmBOI - LAS
Nonstop1h 57mSpirit Airlines
Mon 9/155:36 pmLAS - BOI
Nonstop1h 55mSpirit Airlines
Deal found 8/12$72
Thu 9/42:16 pmBOI - LAS
Nonstop1h 51mSpirit Airlines
Mon 9/85:36 pmLAS - BOI
Nonstop1h 55mSpirit Airlines
Deal found 8/13$73
Sat 9/62:16 pmBOI - LAS
Nonstop1h 51mSpirit Airlines
Sat 9/1310:26 amLAS - BOI
Nonstop1h 55mSpirit Airlines
Deal found 8/12$77
Fri 10/178:58 pmBOI - LAS
Nonstop1h 53mSpirit Airlines
Sat 10/1810:26 amLAS - BOI
Nonstop1h 55mSpirit Airlines
Deal found 8/12$82
Fri 9/269:26 pmBOI - LAS
Nonstop1h 57mSpirit Airlines
Mon 9/295:36 pmLAS - BOI
Nonstop1h 55mSpirit Airlines
Deal found 8/14$83
Sun 10/52:25 pmBOI - LAS
Nonstop1h 46mSpirit Airlines
Thu 10/910:30 amLAS - BOI
Nonstop2h 00mSpirit Airlines
Deal found 8/12$84
Fri 12/510:41 pmBOI - LAS
Nonstop1h 49mAllegiant Air
Fri 12/1212:51 pmLAS - BOI
Nonstop1h 53mAllegiant Air
Deal found 8/14$94
Thu 9/119:06 pmGEG - LAS
Nonstop2h 19mAllegiant Air
Thu 9/185:56 pmLAS - GEG
Nonstop2h 20mAllegiant Air
Deal found 8/14$94
Sat 10/112:16 pmBOI - LAS
Nonstop1h 51mSpirit Airlines
Sun 10/1210:30 amLAS - BOI
Nonstop2h 00mSpirit Airlines
Deal found 8/13$95
Sun 10/52:25 pmBOI - LAS
Nonstop1h 46mSpirit Airlines
Fri 10/105:00 pmLAS - BOI
Nonstop1h 56mSpirit Airlines
Deal found 8/12$96

Find flights from Idaho within your budget

 
Find flights departing from Idaho that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on August 14, 2025. In the last 7 days, Cheapflights users made a total of 2,558,603 searches

Fly to

Las Vegas

Route

Depart

Return

Price

BoiseLas Vegas

BOI - LAS

BOILAS

Boise Air Term. Gowen Fld

Sun 9/14

2:16 pm-3:07 pm

Nonstop1h 51m

Las Vegas Harry Reid Intl

Mon 9/22

5:36 pm-8:31 pm

Nonstop1h 55m

$70

BoiseLas Vegas

BOI - LAS

BOILAS

Boise Air Term. Gowen Fld

Sun 9/7

2:16 pm-3:07 pm

Nonstop1h 51m

Las Vegas Harry Reid Intl

Thu 9/11

10:26 am-1:21 pm

Nonstop1h 55m

$70

BoiseLas Vegas

BOI - LAS

BOILAS

Boise Air Term. Gowen Fld

Fri 9/5

9:26 pm-10:23 pm

Nonstop1h 57m

Las Vegas Harry Reid Intl

Sun 9/7

10:26 am-1:21 pm

Nonstop1h 55m

$70

BoiseLas Vegas

BOI - LAS

BOILAS

Boise Air Term. Gowen Fld

Thu 9/11

2:16 pm-3:07 pm

Nonstop1h 51m

Las Vegas Harry Reid Intl

Mon 9/15

5:36 pm-8:31 pm

Nonstop1h 55m

$70

BoiseLas Vegas

BOI - LAS

BOILAS

Boise Air Term. Gowen Fld

Fri 9/26

9:26 pm-10:23 pm

Nonstop1h 57m

Las Vegas Harry Reid Intl

Sat 9/27

10:26 am-1:21 pm

Nonstop1h 55m

$70

BoiseLas Vegas

BOI - LAS

BOILAS

Boise Air Term. Gowen Fld

Fri 10/31

8:58 pm-9:49 pm

Nonstop1h 51m

Las Vegas Harry Reid Intl

Mon 11/3

5:00 pm-7:56 pm

Nonstop1h 56m

$70

BoiseLas Vegas

BOI - LAS

BOILAS

Boise Air Term. Gowen Fld

Thu 10/30

2:25 pm-3:11 pm

Nonstop1h 46m

Las Vegas Harry Reid Intl

Mon 11/3

5:00 pm-7:56 pm

Nonstop1h 56m

$70

BoiseLas Vegas

BOI - LAS

BOILAS

Boise Air Term. Gowen Fld

Fri 9/5

9:26 pm-10:23 pm

Nonstop1h 57m

Las Vegas Harry Reid Intl

Mon 9/8

5:36 pm-8:31 pm

Nonstop1h 55m

$70

BoiseLas Vegas

BOI - LAS

BOILAS

Boise Air Term. Gowen Fld

Fri 9/26

9:26 pm-10:23 pm

Nonstop1h 57m

Las Vegas Harry Reid Intl

Sat 10/4

10:26 am-1:21 pm

Nonstop1h 55m

$70

SpokaneLas Vegas

GEG - LAS

GEGLAS

Spokane

Thu 9/11

9:06 pm-11:25 pm

Nonstop2h 19m

Las Vegas Harry Reid Intl

Thu 9/18

5:56 pm-8:16 pm

Nonstop2h 20m

$94

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/14

Showing 1-10 of 60 results
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Best time to book a flight from Idaho

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

Travel insights for flights from Idaho

Get recent, data-driven insights about flights from Idaho including ideal travel times, pricing trends, and more.

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

Currently, November is the cheapest month in which you can book a flight from Idaho (average of $44). Flying from Idaho in June will prove the most costly (average of $80). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

When is the cheapest time to fly from Idaho?

Use this chart to determine the cheapest time to fly round-trip from Idaho to Las Vegas. Price data was last updated on August 10, 2025.

Those who are seeking the cheapest fare on flights departing from Idaho would be wise to consider leaving during Sunday evenings when prices are typically at their lowest. When considering other options, price-conscious travelers should avoid Thursday mornings when fares are usually the most expensive.

Which airlines fly from Idaho?

For flights departing from Idaho check dates and pricing for the following: Spirit Airlines, Southwest, Allegiant Air, Delta, Alaska Airlines. These airlines depart to the following popular destinations: Las Vegas.

Fiji Airways
Fiji Airways
From $527

What is the cheapest place to fly to from Idaho?

The cheapest city to fly to from Idaho is Las Vegas Harry Reid Intl, with prices starting at $43. Explore other affordable destinations below.

Las Vegas Harry Reid Intl
Las Vegas Harry Reid Intl
From $43
Portland
Portland
From $45
San Jose
San Jose
From $62
Phoenix Sky Harbor Intl
Phoenix Sky Harbor Intl
From $68

Browse thousands of different options on Cheapflights for your next trip

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Related info for your journey

Access useful and relevant information related to your journey from Idaho. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated August 14, 2025.

  • What is the cheapest month to fly from Idaho?

    November is currently the cheapest month to fly from Idaho. At this moment in time June is the most expensive month. These prices are determined by multiple factors and booking in advance can help keep costs down if your schedule is not as flexible.

  • Where are the cheapest places to fly to from Idaho?

    Check out the cheapest flights from Idaho to embark to:
    Fly from Boise to Las Vegas from $70 round trip
    Fly from Boise to Burbank from $116 round trip
    Fly from Boise to Seattle from $117 round trip
    Fly from Boise to Portland from $117 round trip
    Fly from Boise to Spokane from $117 round trip

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