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Idaho

$35+ 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 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — LAS
oct. 10 — oct. 171
vie. 10/10
vie. 10/17
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 septiembre 10, 2025.

Good round-trip deal

$96 or less

Good one-way deal

$68 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 septiembre 10, 2025.

vie. 10/39:26 pmBOI - LAS
Nonstop1h 57mSpirit Airlines
sáb. 10/410:26 amLAS - BOI
Nonstop1h 55mSpirit Airlines
Deal found 9/10$72
vie. 12/510:41 pmBOI - LAS
Nonstop1h 49mAllegiant Air
vie. 12/1212:51 pmLAS - BOI
Nonstop1h 53mAllegiant Air
Deal found 9/9$78
mar. 11/1112:05 pmBOI - LAS
Nonstop1h 50mSouthwest
sáb. 11/157:35 amLAS - BOI
Nonstop1h 45mSouthwest
Deal found 9/8$89
sáb. 10/42:16 pmBOI - LAS
Nonstop1h 51mMultiple Airlines
mar. 10/78:14 pmLAS - BOI
Nonstop2h 01mMultiple Airlines
Deal found 9/7$95
lun. 9/299:26 pmBOI - LAS
Nonstop1h 57mSpirit Airlines
jue. 10/210:26 amLAS - BOI
Nonstop1h 55mSpirit Airlines
Deal found 9/10$97
jue. 10/2312:28 pmBOI - DEN
Nonstop2h 00mFrontier
dom. 10/269:48 amDEN - BOI
Nonstop1h 55mFrontier
Deal found 9/8$98
vie. 12/1212:59 pmBOI - DEN
Nonstop2h 01mFrontier
dom. 12/149:57 amDEN - BOI
Nonstop2h 07mFrontier
Deal found 9/10$107
dom. 10/2612:28 pmBOI - DEN
Nonstop2h 00mFrontier
jue. 10/309:53 amDEN - BOI
Nonstop1h 55mFrontier
Deal found 9/10$108
vie. 9/269:26 pmBOI - LAS
Nonstop1h 57mSpirit Airlines
sáb. 10/410:26 amLAS - BOI
Nonstop1h 55mSpirit Airlines
Deal found 9/9$108
mié. 10/223:15 pmBOI - LAS
1 stop4h 20mSouthwest
sáb. 10/255:40 amLAS - BOI
1 stop4h 15mSouthwest
Deal found 9/9$109
lun. 10/272:10 pmBOI - LAS
Nonstop1h 45mSouthwest
vie. 10/317:05 pmLAS - BOI
Nonstop1h 50mSouthwest
Deal found 9/8$111
mar. 9/302:39 pmBOI - DEN
Nonstop1h 56mUnited Airlines
mié. 10/87:46 amDEN - BOI
Nonstop2h 07mUnited Airlines
Deal found 9/10$117

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 septiembre 10, 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

mar. 11/11

12:05 pm-12:55 pm

Nonstop1h 50m

Las Vegas Harry Reid Intl

sáb. 11/15

7:35 am-10:20 am

Nonstop1h 45m

$89

BoiseLas Vegas

BOI - LAS

BOILAS

Boise Air Term. Gowen Fld

lun. 10/20

8:15 pm-9:05 pm

Nonstop1h 50m

Las Vegas Harry Reid Intl

mié. 10/22

7:20 pm-10:10 pm

Nonstop1h 50m

$95

SpokaneLos Angeles

GEG - LAX

GEGLAX

Spokane

mié. 10/29

6:25 am-12:05 pm

1 stop5h 40m

Los Angeles

sáb. 11/1

5:10 pm-10:30 pm

1 stop5h 20m

$131

BoiseLas Vegas

BOI - LAS

BOILAS

Boise Air Term. Gowen Fld

mié. 10/22

7:20 pm-8:05 pm

Nonstop1h 45m

Las Vegas Harry Reid Intl

jue. 10/23

5:00 pm-12:20 am

1 stop6h 20m

$132

BoiseSeattle

BOI - SEA

BOISEA

Boise Air Term. Gowen Fld

mar. 9/30

6:00 am-8:10 am

1 stop3h 10m

Seattle/Tacoma Intl

mar. 10/7

11:20 am-6:29 pm

1 stop6h 09m

$136

BoiseDenver

BOI - DEN

BOIDEN

Boise Air Term. Gowen Fld

sáb. 10/18

5:25 am-11:28 am

1 stop6h 03m

Denver Intl

mié. 10/22

6:25 am-1:20 pm

1 stop6h 55m

$137

BoiseSeattle

BOI - SEA

BOISEA

Boise Air Term. Gowen Fld

vie. 10/10

5:25 am-6:17 am

Nonstop1h 52m

Seattle/Tacoma Intl

sáb. 10/18

4:20 pm-6:51 pm

Nonstop1h 31m

$137

BoiseSeattle

BOI - SEA

BOISEA

Boise Air Term. Gowen Fld

mié. 10/1

8:46 pm-9:24 pm

Nonstop1h 38m

Seattle/Tacoma Intl

dom. 10/5

7:00 am-9:35 am

Nonstop1h 35m

$137

BoiseSeattle

BOI - SEA

BOISEA

Boise Air Term. Gowen Fld

vie. 10/3

7:45 pm-8:30 pm

Nonstop1h 45m

Seattle/Tacoma Intl

mar. 10/7

8:25 am-11:01 am

Nonstop1h 36m

$137

SpokaneSeattle

GEG - SEA

GEGSEA

Spokane

sáb. 10/11

7:15 am-8:42 am

Nonstop1h 27m

Seattle/Tacoma Intl

mar. 10/14

7:15 am-8:37 am

Nonstop1h 22m

$137

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

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 September 7, 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.

Delta
Delta
From $78
United Airlines
United Airlines
From $147
Alaska Airlines
Alaska Airlines
From $135
Southwest
Southwest
From $131

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 $34. Explore other affordable destinations below.

Las Vegas Harry Reid Intl
Las Vegas Harry Reid Intl
From $34
Oakland
Oakland
From $45
San Jose
San Jose
From $47
Santa Ana J. Wayne/Orange Cnty
Santa Ana J. Wayne/Orange Cnty
From $69

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 septiembre 10, 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 Denver from $74 round trip
    Fly from Boise to Las Vegas from $78 round trip
    Fly from Boise to Seattle from $101 round trip
    Fly from Boise to Sacramento from $107 round trip
    Fly from Boise to San Diego from $118 round trip

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