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$134+ Cheap flights from San Luis Obispo (SBP) 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 3/30. Fares are subject to change and may not be available on all flights or dates of travel.
SBP — BOI
Mar 23 — Mar 301
Mon 3/23
Mon 3/30
1 adult, Economy
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Cheap flight deals from San Luis Obispo to Idaho

Cheapest flights from San Luis Obispo to Idaho
Explore the most affordable flight options available from San Luis Obispo to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 21, 2026.

This Alaska Airlines deal was found by Cheapflights users on 2/17. 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.
Wed 5/137:27 pm
SBP
-
GEG
1 stop18h 49m
Alaska Airlines
Fri 5/158:38 pm
GEG
-
SBP
1 stop22h 09m
Alaska Airlines
Deal found 2/17$243
This Travelocity deal was found by Cheapflights users on 2/19. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:07 am
SBP
-
BOI
1 stop4h 41m
Alaska Airlines
Mon 9/214:00 pm
BOI
-
SBP
1 stop4h 48m
Alaska Airlines
Deal found 2/19$300
This United Airlines deal was found by Cheapflights users on 2/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/86:05 am
SBP
-
JAC
1 stop5h 47m
United Airlines
Thu 3/123:30 pm
JAC
-
SBP
1 stop5h 38m
United Airlines
Deal found 2/20$309
This United Airlines deal was found by Cheapflights users on 2/19. 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.
Wed 2/258:20 am
SBP
-
BOI
1 stop6h 47m
United Airlines
Wed 4/812:30 pm
BOI
-
SBP
1 stop6h 26m
United Airlines
Deal found 2/19$337
This United Airlines deal was found by Cheapflights users on 2/19. 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 8/107:04 pm
SBP
-
BOI
1 stop3h 36m
United Airlines
Fri 8/146:55 pm
BOI
-
SBP
1 stop6h 22m
United Airlines
Deal found 2/19$349
This CheapOair deal was found by Cheapflights users on 2/18. 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.
Fri 5/157:27 pm
SBP
-
BOI
1 stop14h 36m
Alaska Airlines
Sun 5/179:00 am
BOI
-
SBP
1 stop8h 58m
Alaska Airlines
Deal found 2/18$352
This Alaska Airlines deal was found by Cheapflights users on 2/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/213:45 pm
SBP
-
GEG
1 stop8h 02m
Alaska Airlines
Sun 8/237:00 am
GEG
-
SBP
1 stop11h 47m
Alaska Airlines
Deal found 2/20$355
This Alaska Airlines deal was found by Cheapflights users on 2/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/237:34 pm
SBP
-
BOI
2 stops11h 54m
Alaska Airlines
Wed 3/2511:58 am
BOI
-
SBP
1 stop7h 44m
Alaska Airlines
Deal found 2/20$358
This United Airlines deal was found by Cheapflights users on 2/18. 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.
Wed 5/272:06 pm
SBP
-
JAC
1 stop6h 39m
United Airlines
Tue 6/22:44 pm
JAC
-
SBP
2 stops10h 00m
United Airlines
Deal found 2/18$359
This Alaska Airlines deal was found by Cheapflights users on 2/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/82:27 pm
SBP
-
BOI
1 stop21h 08m
Alaska Airlines
Mon 5/117:20 pm
BOI
-
SBP
1 stop27h 58m
Alaska Airlines
Deal found 2/20$363
This CheapOair deal was found by Cheapflights users on 2/19. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/106:00 am
SBP
-
BOI
2 stops12h 10m
Alaska Airlines
Fri 8/147:50 pm
BOI
-
SBP
1 stop4h 42m
Alaska Airlines
Deal found 2/19$367
This Alaska Airlines deal was found by Cheapflights users on 2/17. 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.
Wed 6/106:00 am
SBP
-
GEG
2 stops14h 59m
Alaska Airlines
Wed 6/175:00 am
GEG
-
SBP
1 stop7h 43m
Alaska Airlines
Deal found 2/17$381

Find flight deals from San Luis Obispo to Idaho

Keep the following information in mind while searching for San Luis Obispo to Idaho flight deals. Data was last updated February 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$243
(Alaska Airlines)

One-way from

$134
(Alaska Airlines)

Popular in

May

Cheapest in

February

Average price

$258
Provider with most accurate pricing for San Luis Obispo County-Boise Air Term. Gowen Fld flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Luis Obispo County-Boise Air Term. Gowen Fld flights.
Search Deals
From San Luis Obispo County to Idaho
Search Deals
One-way flight from San Luis Obispo County to Idaho
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($46 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Luis Obispo 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 February 21, 2026.
Use the filters below to find and compare flights from San Luis Obispo to Idaho that are best for you.

Fly from

San Luis Obispo

Fly to

Idaho

Route

Depart

Return

Price

San Luis ObispoSpokane

SBP - GEG

SBPGEG

San Luis Obispo County

Wed 5/13

7:27 pm-2:16 pm

1 stop18h 49m

Spokane

Fri 5/15

8:38 pm-6:47 pm

1 stop22h 09m

$243

San Luis ObispoJackson

SBP - JAC

SBPJAC

San Luis Obispo County

Wed 5/27

6:00 am-1:48 pm

1 stop6h 48m

Jackson Hole

Tue 6/2

4:23 pm-8:50 pm

1 stop5h 27m

$309

San Luis ObispoBoise

SBP - BOI

SBPBOI

San Luis Obispo County

Mon 8/10

7:04 pm-11:40 pm

1 stop3h 36m

Boise Air Term. Gowen Fld

Fri 8/14

6:55 pm-12:17 am

1 stop6h 22m

$349

San Luis ObispoBoise

SBP - BOI

SBPBOI

San Luis Obispo County

Fri 5/15

7:27 pm-11:03 am

1 stop14h 36m

Boise Air Term. Gowen Fld

Sun 5/17

9:00 am-4:58 pm

1 stop8h 58m

$352

San Luis ObispoSpokane

SBP - GEG

SBPGEG

San Luis Obispo County

Wed 6/10

7:30 am-11:48 am

1 stop4h 18m

Spokane

Wed 6/17

3:40 pm-11:45 pm

1 stop8h 05m

$355

San Luis ObispoBoise

SBP - BOI

SBPBOI

San Luis Obispo County

Mon 3/23

7:34 pm-8:28 am

2 stops11h 54m

Boise Air Term. Gowen Fld

Wed 3/25

11:58 am-6:42 pm

1 stop7h 44m

$358

San Luis ObispoBoise

SBP - BOI

SBPBOI

San Luis Obispo County

Mon 8/10

6:00 am-7:10 pm

2 stops12h 10m

Boise Air Term. Gowen Fld

Fri 8/14

7:50 pm-11:32 pm

1 stop4h 42m

$367

San Luis ObispoBoise

SBP - BOI

SBPBOI

San Luis Obispo County

Fri 5/8

2:27 pm-6:34 pm

1 stop27h 07m

Boise Air Term. Gowen Fld

Mon 5/11

8:11 am-10:18 pm

2 stops15h 07m

$381

San Luis ObispoSpokane

SBP - GEG

SBPGEG

San Luis Obispo County

Thu 3/5

7:33 pm-11:59 pm

1 stop4h 26m

Spokane

Wed 3/11

6:20 am-11:39 am

1 stop5h 19m

$397

San Luis ObispoSpokane

SBP - GEG

SBPGEG

San Luis Obispo County

Wed 3/4

12:19 pm-11:59 pm

1 stop11h 40m

Spokane

Wed 3/11

6:20 am-11:39 am

1 stop5h 19m

$397

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 38 results
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Best time to book a flight from San Luis Obispo to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho from San Luis Obispo 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 San Luis Obispo to Idaho

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

Currently, May is the cheapest month in which you can book a flight from San Luis Obispo to Idaho (average of $132). Flying from San Luis Obispo to Idaho in January is currently the most expensive (average of $259). 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.

How much does it cost to fly round-trip from San Luis Obispo to Idaho?

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 February 21, 2026.
Get a feel of what it's like to fly with Alaska Airlines and United Airlines from San Luis Obispo to Idaho by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,918 reviews

Food

7.1

Entertainment

7.0

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Alaska Airlines
8.0
Very good
11,918 reviews
Alaska Airlines
8.0
Very good
11,918 reviews

Food

7.1

Entertainment

7.0

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
United Airlines
7.4
Good
9,335 reviews
Alaska Airlines
8.0
Very good
11,918 reviews

Food

7.1

Entertainment

7.0

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Related info for your journey

Find useful and relevant information for your journey from San Luis Obispo 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 San Luis Obispo to Idaho?

    San Luis Obispo County (SBP), located 3.3 mi from the city center, is the airport you fly out of when you book flights from San Luis Obispo to Idaho.

  • How long is the flight from San Luis Obispo to Idaho?

    A quick flight from San Luis Obispo to Idaho can take about 6h 48m. Alaska Airlines provides one of the quickest options available for as low as $309. San Luis Obispo and Idaho are separated by a distance of 782 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from San Luis Obispo to Idaho?

    The most popular route from San Luis Obispo to Idaho is San Luis Obispo County - Spokane. You may also consider San Luis Obispo County - Boise Air Term. Gowen Fld or San Luis Obispo County - Idaho Falls Fanning Field.

  • Can I find deals for flights from San Luis Obispo to Idaho that include hotel bookings?

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

  • How can I find direct flights from San Luis Obispo to Idaho?

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

  • Can I find deals for business class flights from San Luis Obispo to Idaho?

    Yes. Cheapflights offers flight deals from San Luis Obispo 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 San Luis Obispo to Idaho?

    Currently, May is the cheapest month in which you can book a flight from San Luis Obispo to Idaho (average of $132). Flying from San Luis Obispo to Idaho in January is currently the most expensive (average of $259). 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.

See more FAQs

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Alternative routes for San Luis Obispo to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from San Luis Obispo to Idaho

Discover the top 2 airlines that operate flights from San Luis Obispo 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 February 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$222Average$365FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$258Average$388FlexibilityNo cancel feeOn-time75%

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