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San Luis Obispo

$99+ Cheap flights from Irvine, CA to San Luis Obispo (SBP)

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 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SBP
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Irvine to San Luis Obispo

Keep the following information in mind while searching for Irvine to San Luis Obispo flight deals. Data was last updated September 15, 2025.

Round-trip from

$179
(United Airlines)

One-way from

$99
(Alaska Airlines)

Popular in

September

Cheapest in

July

Average price

$453
From Irvine to San Luis Obispo County
Search Deals
One-way flight from Irvine to San Luis Obispo County
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($23 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Irvine to San Luis Obispo

Cheapest flights from Irvine to San Luis Obispo
Explore the most affordable flight options available from Irvine to San Luis Obispo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This United Airlines deal was found by Cheapflights users on 9/15. 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.
Thu 11/204:22 pmLAX - SBP
Nonstop1h 04mUnited Airlines
Mon 11/246:07 pmSBP - LAX
Nonstop1h 24mUnited Airlines
Deal found 9/15$179
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Fri 10/310:40 pmLAX - SBP
Nonstop1h 03mUnited Airlines
Mon 10/64:00 pmSBP - LAX
Nonstop1h 26mUnited Airlines
Deal found 9/15$184
This Alaska Airlines deal was found by Cheapflights users on 9/14. 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 10/223:52 pmLAX - SBP
1 stop21h 42mAlaska Airlines
Tue 10/285:35 pmSBP - LAX
1 stop18h 03mAlaska Airlines
Deal found 9/14$213
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Fri 10/1010:40 pmLAX - SBP
Nonstop1h 03mUnited Airlines
Sun 10/124:00 pmSBP - LAX
Nonstop1h 26mUnited Airlines
Deal found 9/15$239
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Fri 10/1710:40 pmLAX - SBP
Nonstop1h 03mUnited Airlines
Sun 10/194:00 pmSBP - LAX
Nonstop1h 26mUnited Airlines
Deal found 9/14$242
This Alaska Airlines deal was found by Cheapflights users on 9/14. 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 10/249:22 pmLAX - SBP
2 stops25h 19mAlaska Airlines
Sun 10/265:35 pmSBP - LAX
1 stop18h 03mAlaska Airlines
Deal found 9/14$297
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Fri 11/144:22 pmLAX - SBP
Nonstop1h 04mUnited Airlines
Sun 11/166:25 pmSBP - LAX
2 stops12h 54mUnited Airlines
Deal found 9/13$301
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Fri 11/218:30 pmLAX - SBP
Nonstop1h 04mUnited Airlines
Mon 11/246:25 pmSBP - LAX
2 stops12h 54mUnited Airlines
Deal found 9/15$311
This Alaska Airlines deal was found by Cheapflights users on 9/14. 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 11/2010:17 pmLAX - SBP
2 stops17h 07mAlaska Airlines
Mon 11/247:37 pmSBP - LAX
2 stops13h 41mAlaska Airlines
Deal found 9/14$318

Cheapflights Fare Finder

 
Customize your flight search to find flights from Irvine to San Luis Obispo 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 September 15, 2025.
Use the filters below to find and compare flights from Irvine to San Luis Obispo that are best for you.

Fly from

Irvine

Fly to

San Luis Obispo

Route

Depart

Return

Price

Los AngelesSan Luis Obispo

LAX - SBP

LAXSBP

Los Angeles

Thu 11/20

4:22 pm-5:26 pm

Nonstop1h 04m

San Luis Obispo County

Mon 11/24

7:04 am-8:19 am

Nonstop1h 15m

$179

Los AngelesSan Luis Obispo

LAX - SBP

LAXSBP

Los Angeles

Fri 10/10

10:40 pm-11:43 pm

Nonstop1h 03m

San Luis Obispo County

Mon 10/13

8:00 am-9:18 am

Nonstop1h 18m

$179

Los AngelesSan Luis Obispo

LAX - SBP

LAXSBP

Los Angeles

Fri 10/24

10:40 pm-11:43 pm

Nonstop1h 03m

San Luis Obispo County

Sun 10/26

6:07 pm-7:31 pm

Nonstop1h 24m

$179

Los AngelesSan Luis Obispo

LAX - SBP

LAXSBP

Los Angeles

Fri 10/17

10:40 pm-11:43 pm

Nonstop1h 03m

San Luis Obispo County

Mon 10/20

4:00 pm-5:26 pm

Nonstop1h 26m

$239

Los AngelesSan Luis Obispo

LAX - SBP

LAXSBP

Los Angeles

Sat 1/10

4:10 pm-5:17 pm

Nonstop1h 07m

San Luis Obispo County

Sat 1/24

5:58 pm-7:16 pm

Nonstop1h 18m

$239

Los AngelesSan Luis Obispo

LAX - SBP

LAXSBP

Los Angeles

Fri 11/21

8:30 pm-9:34 pm

Nonstop1h 04m

San Luis Obispo County

Mon 11/24

6:07 pm-7:31 pm

Nonstop1h 24m

$239

Los AngelesSan Luis Obispo

LAX - SBP

LAXSBP

Los Angeles

Fri 10/17

10:40 pm-11:43 pm

Nonstop1h 03m

San Luis Obispo County

Sun 10/19

4:00 pm-5:26 pm

Nonstop1h 26m

$242

Los AngelesSan Luis Obispo

LAX - SBP

LAXSBP

Los Angeles

Sat 1/10

2:30 pm-7:26 pm

1 stop4h 56m

San Luis Obispo County

Sat 1/24

6:00 am-8:06 pm

2 stops14h 06m

$260

Los AngelesSan Luis Obispo

LAX - SBP

LAXSBP

Los Angeles

Tue 10/28

11:59 am-4:55 pm

1 stop4h 56m

$99

Los AngelesSan Luis Obispo

LAX - SBP

LAXSBP

Los Angeles

Tue 11/4

11:59 am-4:55 pm

1 stop4h 56m

$99

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 18 results
1
2

Best time to book a flight from Irvine to San Luis Obispo

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

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

Currently, January is the cheapest month in which you can book a flight from Irvine to San Luis Obispo (average of $374). Flying from Irvine to San Luis Obispo in June is currently the most expensive (average of $511). 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 IR9 to SBP?

Find hourly flight availability from Irvine to San Luis Obispo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Irvine to San Luis Obispo as you normally would.

What is the cheapest day to fly from Irvine to San Luis Obispo?

Use this chart to determine the cheapest time to fly round-trip from Irvine to San Luis Obispo. Price data was last updated on December 1, 2024.

Travelers seeking maximum savings on their Irvine to San Luis Obispo flight should consider departing on Friday at noon when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Irvine to San Luis Obispo

Explore weekly flight availability from Irvine to San Luis Obispo. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 15, 2025.

The most flights from IR9 to SBP are scheduled on a Monday (7 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 on average).

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

Reviews of airlines servicing San Luis Obispo

Get insights into the airlines that provide service to San Luis Obispo. 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 San Luis Obispo. Reviews last updated September 15, 2025.
Peruse reviews from past customers who have flown with United Airlines from Irvine to San Luis Obispo 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.
United Airlines
7.4
Good
8,929 reviews

Overall

7.4

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Simon,Jun 2024

LAS - LAX

Basic and no-frills. Late timing put pressure on disembarking and making connections.
United Airlines
7.4
Good
8,929 reviews
United Airlines
7.4
Good
8,929 reviews

Overall

7.4

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Simon,Jun 2024

LAS - LAX

Basic and no-frills. Late timing put pressure on disembarking and making connections.

Related info for your journey

Find useful and relevant information for your journey from Irvine to San Luis Obispo. 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 into for flights to San Luis Obispo from Irvine?

    Most people fly into San Luis Obispo County (SBP) if they book a flight to San Luis Obispo from Irvine. On average, County has 5 inbound flights from Irvine per day from 1 airline. San Luis Obispo County is conveniently located just 3.3 mi from San Luis Obispo’s city center.

  • How popular is this Irvine to San Luis Obispo flight route?

    The Irvine to San Luis Obispo County flight path was viewed by 4 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    There are many flights that can get you from Irvine to San Luis Obispo in 1h 04m. Fly via United Airlines to get the fastest option. Airlines will cover a distance of 155 mi. Most flights are nonstop.

  • What are the most reliable airlines from Irvine to San Luis Obispo?

    Consider SkyWest Airlines (87%), United Airlines (87%) or Avianca (86%) when booking your flight. These represent the most reliable airlines when flying from Irvine to San Luis Obispo.

  • What are the cheapest flights from Irvine to San Luis Obispo?

    Looking at all options, your cheapest flight can be booked for $179. While the most popular route (Los Angeles - San Luis Obispo County) can be booked for $179 on average, our data indicates $234 when flying from Irvine to San Luis Obispo.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Irvine to San Luis Obispo (average of $374). Flying from Irvine to San Luis Obispo in June is currently the most expensive (average of $511). 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

Traveling to a place near San Luis Obispo?

Book flights to San Luis Obispo if you plan to visit one of these locations
Morro Bay
Avila Beach
Arroyo Grande
San Simeon

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Top airline flying from Irvine to San Luis Obispo

Discover the top airline that operate flights from Irvine to San Luis Obispo. 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$194Average$320FlexibilityNo cancel feeOn-time69%

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