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Idaho

$45+ Cheap flights from Sacramento (SMF) 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 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
SMF — BOI
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
1 adult, Economy
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Cheap flight deals from Sacramento to Idaho

Keep the following information in mind while searching for Sacramento to Idaho flight deals. Data was last updated January 8, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$91
(Alaska Airlines)

One-way from

$45
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$235
Provider with most accurate pricing for San Francisco-Boise Air Term. Gowen Fld flight deals.
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Provider most trusted by Cheapflights users for San Francisco-Boise Air Term. Gowen Fld flights.
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From Sacramento Intl to Idaho
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One-way flight from Sacramento Intl to Idaho
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Sacramento to Idaho

Cheapest flights from Sacramento to Idaho
Explore the most affordable flight options available from Sacramento to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 8, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/7. 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 4/221:48 pmSMF - BOI
Nonstop1h 27mAlaska Airlines
Sat 4/257:00 amBOI - SMF
Nonstop1h 30mAlaska Airlines
Deal found 1/7$90
This Alaska Airlines deal was found by Cheapflights users on 1/7. 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.
Sat 2/149:38 amSMF - BOI
Nonstop1h 29mAlaska Airlines
Wed 2/187:00 amBOI - SMF
Nonstop1h 36mAlaska Airlines
Deal found 1/7$91
This Alaska Airlines deal was found by Cheapflights users on 1/8. 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.
Fri 2/69:13 amSMF - BOI
Nonstop1h 28mAlaska Airlines
Sun 2/87:00 amBOI - SMF
Nonstop1h 39mAlaska Airlines
Deal found 1/8$93
This Alaska Airlines deal was found by Cheapflights users on 1/7. 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.
Sat 2/79:13 amSMF - BOI
Nonstop1h 28mAlaska Airlines
Sun 2/87:00 amBOI - SMF
Nonstop1h 39mAlaska Airlines
Deal found 1/7$102
This Southwest deal was found by Cheapflights users on 1/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/79:10 amSMF - BOI
1 stop5h 05mSouthwest
Thu 2/127:00 amBOI - SMF
Nonstop1h 40mSouthwest
Deal found 1/8$103
This Alaska Airlines deal was found by Cheapflights users on 1/7. 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.
Sat 2/79:13 amSMF - BOI
Nonstop1h 28mAlaska Airlines
Thu 2/127:00 amBOI - SMF
Nonstop1h 36mAlaska Airlines
Deal found 1/7$105
This Alaska Airlines deal was found by Cheapflights users on 1/6. 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.
Mon 2/99:13 amSMF - BOI
Nonstop1h 28mAlaska Airlines
Mon 2/91:55 pmBOI - SMF
1 stop7h 08mAlaska Airlines
Deal found 1/6$110
This Southwest deal was found by Cheapflights users on 1/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/96:50 amSMF - BOI
1 stop4h 00mSouthwest
Mon 2/912:55 pmBOI - SMF
1 stop4h 35mSouthwest
Deal found 1/8$113
This Kiwi.com deal was found by Cheapflights users on 1/7. 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.
Mon 2/29:13 amSMF - BOI
Nonstop1h 28mAlaska Airlines
Fri 2/61:55 pmBOI - SMF
1 stop5h 19mAlaska Airlines
Deal found 1/7$114
This Alaska Airlines deal was found by Cheapflights users on 1/7. 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 2/52:59 pmSMF - BOI
1 stop4h 05mAlaska Airlines
Sun 2/87:00 amBOI - SMF
Nonstop1h 39mAlaska Airlines
Deal found 1/7$115
This Southwest deal was found by Cheapflights users on 1/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/285:10 amSMF - GEG
1 stop6h 05mSouthwest
Wed 1/282:10 pmGEG - SMF
1 stop7h 35mSouthwest
Deal found 1/7$115
This Southwest deal was found by Cheapflights users on 1/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/205:05 amSMF - GEG
1 stop7h 05mSouthwest
Wed 2/2512:10 pmGEG - SMF
1 stop6h 05mSouthwest
Deal found 1/8$129

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sacramento 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 January 8, 2026.
Use the filters below to find and compare flights from Sacramento to Idaho that are best for you.

Fly from

Sacramento

Fly to

Idaho

Route

Depart

Return

Price

SacramentoBoise

SMF - BOI

SMFBOI

Sacramento Intl

Wed 1/28

9:13 am-11:41 am

Nonstop1h 28m

Boise Air Term. Gowen Fld

Wed 2/4

7:00 am-7:39 am

Nonstop1h 39m

$91

SacramentoBoise

SMF - BOI

SMFBOI

Sacramento Intl

Sat 2/14

9:38 am-12:07 pm

Nonstop1h 29m

Boise Air Term. Gowen Fld

Wed 2/18

7:00 am-7:36 am

Nonstop1h 36m

$91

SacramentoBoise

SMF - BOI

SMFBOI

Sacramento Intl

Tue 3/3

10:53 am-1:22 pm

Nonstop1h 29m

Boise Air Term. Gowen Fld

Wed 4/1

7:00 am-7:34 am

Nonstop1h 34m

$102

SacramentoBoise

SMF - BOI

SMFBOI

Sacramento Intl

Sat 2/7

9:10 am-3:15 pm

1 stop5h 05m

Boise Air Term. Gowen Fld

Thu 2/12

7:00 am-7:40 am

Nonstop1h 40m

$103

SacramentoBoise

SMF - BOI

SMFBOI

Sacramento Intl

Thu 2/26

9:48 am-12:17 pm

Nonstop1h 29m

Boise Air Term. Gowen Fld

Sun 3/1

7:00 am-7:36 am

Nonstop1h 36m

$105

SacramentoBoise

SMF - BOI

SMFBOI

Sacramento Intl

Sat 3/14

9:38 am-12:07 pm

Nonstop1h 29m

Boise Air Term. Gowen Fld

Wed 3/18

5:16 pm-9:46 pm

1 stop5h 30m

$112

SacramentoBoise

SMF - BOI

SMFBOI

Sacramento Intl

Sat 4/4

1:04 pm-3:31 pm

Nonstop1h 27m

Boise Air Term. Gowen Fld

Wed 4/8

6:00 am-11:17 am

1 stop6h 17m

$112

SacramentoBoise

SMF - BOI

SMFBOI

Sacramento Intl

Mon 2/9

6:50 am-11:50 am

1 stop4h 00m

Boise Air Term. Gowen Fld

Mon 2/9

12:55 pm-4:30 pm

1 stop4h 35m

$113

SacramentoSpokane

SMF - GEG

SMFGEG

Sacramento Intl

Wed 1/28

2:10 pm-9:45 pm

1 stop7h 35m

Spokane

Mon 2/2

3:10 pm-8:45 pm

1 stop5h 35m

$125

SacramentoSpokane

SMF - GEG

SMFGEG

Sacramento Intl

Fri 2/20

5:05 am-12:10 pm

1 stop7h 05m

Spokane

Wed 2/25

12:10 pm-6:15 pm

1 stop6h 05m

$129

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/6

Showing 1-10 of 57 results
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Best time to book a flight from Sacramento to Idaho

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

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

Currently, August is the cheapest month in which you can book a flight from Sacramento to Idaho (average of $78). Flying from Sacramento to Idaho in December is currently the most expensive (average of $151). 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 SMF to ID?

Find hourly flight availability from Sacramento 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 January 8, 2026.

It’s typically best to fly out from Sacramento to Idaho in the evening. Doing so could potentially save you 17% on the flight price compared to flying at noon, which is usually more expensive.

What is the cheapest day to fly from Sacramento to Idaho?

Use this chart to determine the cheapest time to fly round-trip from Sacramento to Idaho. Price data was last updated on January 3, 2026.

Travelers seeking maximum savings on their Sacramento to Idaho flight should consider departing on Saturday afternoons when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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 January 8, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest, and Delta from Sacramento to Idaho to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,663 reviews

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Alaska Airlines
8.0
Very good
11,663 reviews
Alaska Airlines
8.0
Very good
11,663 reviews

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Southwest
8.0
Very good
4,250 reviews
Alaska Airlines
8.0
Very good
11,663 reviews

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Delta
7.9
Good
8,027 reviews
Alaska Airlines
8.0
Very good
11,663 reviews

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Hawaiian Airlines
7.8
Good
2,824 reviews
Alaska Airlines
8.0
Very good
11,663 reviews

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
United Airlines
7.4
Good
9,139 reviews
Alaska Airlines
8.0
Very good
11,663 reviews

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

Related info for your journey

Find useful and relevant information for your journey from Sacramento 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 Sacramento to Idaho?

    Located just 9.4 mi from the city center, Sacramento Intl (SMF) is the airport most travelers will use when flying to Idaho from Sacramento.

  • How popular is this Sacramento to Idaho flight route?

    Flights from Sacramento Intl to Idaho have been viewed 12 times in the past calendar month.

  • How long is the flight from Sacramento to Idaho?

    There are many flights that can get you from Sacramento to Idaho in 1h 28m. Fly via Alaska Airlines, Southwest, or Delta to get the fastest option. Airlines will cover a distance of 437 mi. This flight may include one or multiple stops.

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

    The cheapest airlines for a one-way flight from Sacramento to Idaho are Hawaiian Airlines ($59), Alaska Airlines ($68), and Southwest ($68).

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

    While some choose either Sacramento Intl - Spokane or Sacramento Intl - Jackson Hole, Sacramento Intl - Boise Air Term. Gowen Fld is the most popular route from Sacramento to Idaho.

  • What are the most reliable airlines from Sacramento to Idaho?

    The top 3 most reliable airlines when flying from Sacramento to Idaho are Alaska Airlines (91%), Horizon Air (91%) and Hawaiian Airlines (91%).

  • What are the cheapest flights from Sacramento to Idaho?

    Looking at all options, your cheapest flight can be booked for $63. While the most popular route (Sacramento Intl - Boise Air Term. Gowen Fld) can be booked for $103 on average, our data indicates $329 when flying from Sacramento to Idaho.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Sacramento 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 Sacramento to Idaho?

    Currently, August is the cheapest month in which you can book a flight from Sacramento to Idaho (average of $78). Flying from Sacramento to Idaho in December is currently the most expensive (average of $151). 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 Sacramento to Idaho

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Top 5 airlines flying from Sacramento to Idaho

Discover the top 5 airlines that operate flights from Sacramento 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 January 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$88Average$361FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$120Average$298FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$137Average$377FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$147Average$281FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$310Average$396FlexibilityNo cancel feeOn-time69%

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