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Idaho

$69+ 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 2/19. Fares are subject to change and may not be available on all flights or dates of travel.
SMF — BOI
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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Cheap flight deals from Sacramento to Idaho

Discover tips and strategies to find the most affordable flight options for your journey from Sacramento (SMF) to Idaho (USID). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2025.

Round-trip from

$128
(Cheapflightsfares)

One-way from

$69
(Alaska Airlines)
From Sacramento Intl to Idaho
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One-way flight from Sacramento Intl to Idaho
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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 21, 2025.

This Expedia deal was found by Cheapflights users on 1/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/197:16 pmSMF - BOI
Nonstop1h 28mMultiple Airlines
Tue 2/257:41 pmBOI - SMF
1 stop12h 06mMultiple Airlines
Deal found 1/20$124
This CheapOair deal was found by Cheapflights users on 1/20. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/194:20 pmSMF - BOI
1 stop25h 26mSpirit Airlines
Tue 2/257:41 pmBOI - SMF
1 stop12h 06mSpirit Airlines
Deal found 1/20$126
This Southwest deal was found by Cheapflights users on 1/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1910:30 amSMF - BOI
Nonstop1h 25mSouthwest
Tue 2/255:50 pmBOI - SMF
Nonstop1h 30mSouthwest
Deal found 1/20$147
This Delta deal was found by Cheapflights users on 1/19. 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 2/1811:45 amSMF - BOI
1 stop6h 05mDelta
Tue 2/259:25 amBOI - SMF
1 stop5h 45mDelta
Deal found 1/19$157
This Delta deal was found by Cheapflights users on 1/20. 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 2/196:34 pmSMF - GEG
1 stop4h 18mDelta
Wed 2/261:25 pmGEG - SMF
1 stop4h 29mDelta
Deal found 1/20$179
This Alaska Airlines deal was found by Cheapflights users on 1/19. 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 2/187:16 pmSMF - BOI
Nonstop1h 28mAlaska Airlines
Wed 2/191:50 pmBOI - SMF
Nonstop1h 29mAlaska Airlines
Deal found 1/19$192
This Southwest deal was found by Cheapflights users on 1/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/173:20 pmSMF - GEG
Nonstop1h 50mSouthwest
Wed 3/2611:35 amGEG - SMF
Nonstop1h 50mSouthwest
Deal found 1/21$197
This Alaska Airlines deal was found by Cheapflights users on 1/21. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/207:16 pmSMF - GEG
1 stop3h 03mAlaska Airlines
Tue 2/257:25 amGEG - SMF
1 stop26h 23mAlaska Airlines
Deal found 1/21$237
This Alaska Airlines deal was found by Cheapflights users on 1/19. 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 2/202:07 pmSMF - IDA
1 stop7h 29mAlaska Airlines
Wed 2/268:00 amIDA - SMF
1 stop6h 12mAlaska Airlines
Deal found 1/19$256
This United Airlines deal was found by Cheapflights users on 1/19. 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.
Mon 2/173:45 pmSMF - BOI
1 stop6h 28mUnited Airlines
Tue 2/256:58 pmBOI - SMF
1 stop6h 00mUnited Airlines
Deal found 1/19$258
This Delta deal was found by Cheapflights users on 1/21. 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.
Mon 6/236:00 amSMF - WYS
1 stop5h 12mDelta
Sat 6/283:28 pmWYS - SMF
1 stop3h 32mDelta
Deal found 1/21$264
This Delta deal was found by Cheapflights users on 1/21. 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.
Fri 2/215:24 pmSMF - IDA
1 stop4h 20mDelta
Sun 2/236:58 pmIDA - SMF
1 stop5h 50mDelta
Deal found 1/21$277

Find flights from Sacramento to Idaho within your budget

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 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

SacramentoBoise

SMF - BOI

SMFBOI

Sacramento Intl

Tue 2/18

7:42 am-6:46 pm

1 stop10h 04m

Boise Air Term. Gowen Fld

Tue 2/25

7:41 pm-6:47 am

1 stop12h 06m

$128

SacramentoBoise

SMF - BOI

SMFBOI

Sacramento Intl

Tue 2/18

7:42 am-6:46 pm

1 stop10h 04m

Boise Air Term. Gowen Fld

Tue 2/25

1:50 pm-2:19 pm

Nonstop1h 29m

$144

SacramentoBoise

SMF - BOI

SMFBOI

Sacramento Intl

Sun 4/13

8:15 am-10:40 am

Nonstop1h 25m

Boise Air Term. Gowen Fld

Thu 4/17

6:10 am-6:35 am

Nonstop1h 25m

$147

SacramentoBoise

SMF - BOI

SMFBOI

Sacramento Intl

Thu 3/6

7:16 pm-9:44 pm

Nonstop1h 28m

Boise Air Term. Gowen Fld

Tue 3/11

1:50 pm-2:19 pm

Nonstop1h 29m

$157

SacramentoBoise

SMF - BOI

SMFBOI

Sacramento Intl

Thu 2/20

5:24 pm-12:18 am

1 stop5h 54m

Boise Air Term. Gowen Fld

Sun 2/23

6:00 am-9:20 am

1 stop4h 20m

$167

SacramentoSpokane

SMF - GEG

SMFGEG

Sacramento Intl

Wed 2/19

6:34 pm-10:52 pm

1 stop4h 18m

Spokane

Wed 2/26

1:25 pm-5:54 pm

1 stop4h 29m

$179

SacramentoSpokane

SMF - GEG

SMFGEG

Sacramento Intl

Mon 3/17

3:20 pm-5:10 pm

Nonstop1h 50m

Spokane

Wed 3/26

11:35 am-1:25 pm

Nonstop1h 50m

$197

SacramentoBoise

SMF - BOI

SMFBOI

Sacramento Intl

Wed 2/26

3:45 pm-11:13 pm

1 stop6h 28m

Boise Air Term. Gowen Fld

Sun 3/2

6:58 pm-11:58 pm

1 stop6h 00m

$227

SacramentoSpokane

SMF - GEG

SMFGEG

Sacramento Intl

Thu 2/20

7:16 pm-10:19 pm

1 stop3h 03m

Spokane

Tue 2/25

7:25 am-9:48 am

1 stop26h 23m

$237

SacramentoIdaho Falls

SMF - IDA

SMFIDA

Sacramento Intl

Thu 2/20

2:07 pm-10:36 pm

1 stop7h 29m

Idaho Falls Fanning Field

Wed 2/26

8:00 am-1:12 pm

1 stop6h 12m

$256

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 42 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.

Travel insights for flights from Sacramento to Idaho

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

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

Currently, October is the cheapest month in which you can book a flight from Sacramento to Idaho (average of $314). Flying from Sacramento to Idaho in June is currently the most expensive (average of $436). 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 21, 2025.

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

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 January 21, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, United Airlines and Southwest from Sacramento to Idaho to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,662 reviews

Crew

8.7

Overall

8.1

Food

7.2

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Reviews

1 / 10

Sheila did great! First time I have ever seen all three people in an exit row get out and read the safety information card AFTER the briefing. I like the boarding process. It seems a shame to UN-differentiate SW because of abuse of the early boarding process.

Southwest
8.1
Very good
4,662 reviews
Southwest
8.1
Very good
4,662 reviews

Crew

8.7

Overall

8.1

Food

7.2

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Reviews

1 / 10

Sheila did great! First time I have ever seen all three people in an exit row get out and read the safety information card AFTER the briefing. I like the boarding process. It seems a shame to UN-differentiate SW because of abuse of the early boarding process.

Alaska Airlines
8.0
Very good
9,706 reviews
Southwest
8.1
Very good
4,662 reviews

Crew

8.7

Overall

8.1

Food

7.2

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Reviews

1 / 10

Sheila did great! First time I have ever seen all three people in an exit row get out and read the safety information card AFTER the briefing. I like the boarding process. It seems a shame to UN-differentiate SW because of abuse of the early boarding process.

Delta
8.0
Very good
8,521 reviews
Southwest
8.1
Very good
4,662 reviews

Crew

8.7

Overall

8.1

Food

7.2

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Reviews

1 / 10

Sheila did great! First time I have ever seen all three people in an exit row get out and read the safety information card AFTER the briefing. I like the boarding process. It seems a shame to UN-differentiate SW because of abuse of the early boarding process.

United Airlines
7.4
Good
8,985 reviews
Southwest
8.1
Very good
4,662 reviews

Crew

8.7

Overall

8.1

Food

7.2

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Reviews

1 / 10

Sheila did great! First time I have ever seen all three people in an exit row get out and read the safety information card AFTER the briefing. I like the boarding process. It seems a shame to UN-differentiate SW because of abuse of the early boarding process.

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,662 reviews

Crew

8.7

Overall

8.1

Food

7.2

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Reviews

1 / 10

Sheila did great! First time I have ever seen all three people in an exit row get out and read the safety information card AFTER the briefing. I like the boarding process. It seems a shame to UN-differentiate SW because of abuse of the early boarding process.

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 8 times in the past calendar month.

  • 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 Alaska Airlines ($69), Delta ($79), and Spirit Airlines ($94).

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

    While some choose either Sacramento Intl - Spokane or Sacramento Intl - Idaho Falls Fanning Field, 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 Horizon Air (98%), Hawaiian Airlines (88%) and Alaska Airlines (87%).

  • What are the cheapest flights from Sacramento to Idaho?

    Looking at all options, your cheapest flight can be booked for $78. While the most popular route (Sacramento Intl - Boise Air Term. Gowen Fld) can be booked for $124 on average our data indicates $250 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, October is the cheapest month in which you can book a flight from Sacramento to Idaho (average of $314). Flying from Sacramento to Idaho in June is currently the most expensive (average of $436). 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 4 airlines flying from Sacramento to Idaho

Discover the top 4 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 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$82Average$132FlexibilityNo cancel feeOn-time65%
Alaska AirlinesCheapest$156Average$338FlexibilityNo cancel feeOn-time75%
DeltaCheapest$166Average$451FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$168Average$304FlexibilityNo cancel feeOn-time63%
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