HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Luis Obispo

$164+ 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 6/9. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SBP
Apr 17 — Apr 241
Fri 4/17
Fri 4/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Irvine to San Luis Obispo with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 March 18, 2026.

This United Airlines deal was found by Cheapflights users on 3/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/2410:43 pm
LAX
-
SBP
Nonstop1h 01m
United Airlines
Sun 4/262:30 pm
SBP
-
LAX
Nonstop1h 14m
United Airlines
Deal found 3/17$239
This United Airlines deal was found by Cheapflights users on 3/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1010:43 pm
LAX
-
SBP
Nonstop1h 01m
United Airlines
Sun 4/126:05 am
SBP
-
LAX
Nonstop1h 14m
United Airlines
Deal found 3/17$254
This United Airlines deal was found by Cheapflights users on 3/13. 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 3/274:14 pm
LAX
-
SBP
Nonstop1h 05m
United Airlines
Mon 3/306:05 am
SBP
-
LAX
Nonstop1h 14m
United Airlines
Deal found 3/13$269
This Alaska Airlines deal was found by Cheapflights users on 3/16. 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 4/257:45 am
LAX
-
SBP
1 stop14h 33m
Alaska Airlines
Wed 4/297:20 am
SBP
-
LAX
1 stop14h 37m
Alaska Airlines
Deal found 3/16$273
This Expedia deal was found by Cheapflights users on 3/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2110:00 am
LAX
-
SBP
1 stop8h 42m
Alaska Airlines
Tue 4/282:27 pm
SBP
-
LAX
1 stop8h 35m
Alaska Airlines
Deal found 3/14$283
This United Airlines deal was found by Cheapflights users on 3/14. 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.
Thu 3/2610:40 pm
LAX
-
SBP
Nonstop1h 04m
United Airlines
Mon 3/306:05 am
SBP
-
LAX
Nonstop1h 14m
United Airlines
Deal found 3/14$284
This Alaska Airlines deal was found by Cheapflights users on 3/16. 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 4/257:45 am
LAX
-
SBP
1 stop14h 33m
Alaska Airlines
Tue 4/282:27 pm
SBP
-
LAX
1 stop9h 31m
Alaska Airlines
Deal found 3/16$293
This United Airlines deal was found by Cheapflights users on 3/15. 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.
Sat 5/94:10 pm
LAX
-
SBP
Nonstop1h 01m
United Airlines
Tue 5/125:52 pm
SBP
-
LAX
Nonstop1h 14m
United Airlines
Deal found 3/15$299
This United Airlines deal was found by Cheapflights users on 3/18. 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.
Thu 4/910:43 pm
LAX
-
SBP
Nonstop1h 01m
United Airlines
Sun 4/122:30 pm
SBP
-
LAX
Nonstop1h 14m
United Airlines
Deal found 3/18$301
This Alaska Airlines deal was found by Cheapflights users on 3/16. 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 4/228:45 am
LAX
-
SBP
1 stop13h 33m
Alaska Airlines
Tue 4/282:27 pm
SBP
-
LAX
1 stop7h 30m
Alaska Airlines
Deal found 3/16$303
This United Airlines deal was found by Cheapflights users on 3/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/34:23 pm
LAX
-
SBP
Nonstop1h 01m
United Airlines
Wed 6/106:00 am
SBP
-
LAX
Nonstop1h 15m
United Airlines
Deal found 3/17$305
This United Airlines deal was found by Cheapflights users on 3/15. 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.
Sat 4/410:43 pm
LAX
-
SBP
Nonstop1h 01m
United Airlines
Sun 4/56:05 am
SBP
-
LAX
Nonstop1h 14m
United Airlines
Deal found 3/15$312

Find 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 March 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$239
(United Airlines)

One-way from

$164
(United Airlines)

Popular in

June

Cheapest in

November

Average price

$239
Provider with most accurate pricing for Los Angeles Los Angeles-San Luis Obispo County flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles Los Angeles-San Luis Obispo County flights.
Search Deals
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. 17% potential increase in price ($56 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

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 March 18, 2026.
Use the filters below to find and compare flights from Irvine to San Luis Obispo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Los AngelesSan Luis Obispo

LAX - SBP

LAXSBP

Los Angeles Los Angeles

Sat 4/18

10:43 pm-11:44 pm

Nonstop1h 01m

San Luis Obispo County

Sun 4/19

6:05 am-7:19 am

Nonstop1h 14m

$239

Los AngelesSan Luis Obispo

LAX - SBP

LAXSBP

Los Angeles Los Angeles

Fri 4/3

10:43 pm-11:44 pm

Nonstop1h 01m

San Luis Obispo County

Sun 4/5

6:05 am-7:19 am

Nonstop1h 14m

$269

Los AngelesSan Luis Obispo

LAX - SBP

LAXSBP

Los Angeles Los Angeles

Sat 5/9

3:45 pm-10:18 pm

1 stop6h 33m

San Luis Obispo County

Tue 5/12

5:36 pm-1:08 pm

1 stop19h 32m

$313

Los AngelesSan Luis Obispo

LAX - SBP

LAXSBP

Los Angeles Los Angeles

Fri 4/3

10:43 pm-11:44 pm

Nonstop1h 01m

San Luis Obispo County

Tue 4/7

2:30 pm-3:44 pm

Nonstop1h 14m

$329

Los AngelesSan Luis Obispo

LAX - SBP

LAXSBP

Los Angeles Los Angeles

Sat 6/20

9:17 am-10:23 am

Nonstop1h 06m

San Luis Obispo County

Fri 6/26

6:25 am-10:34 am

1 stop4h 09m

$358

Los AngelesSan Luis Obispo

LAX - SBP

LAXSBP

Los Angeles Los Angeles

Fri 4/10

7:55 pm-11:59 pm

1 stop4h 04m

San Luis Obispo County

Sun 4/12

6:05 am-7:19 am

Nonstop1h 14m

$359
Cheapest one-way

Los AngelesSan Luis Obispo

LAX - SBP

LAXSBP

Los Angeles Los Angeles

Wed 4/15

8:00 am-6:42 pm

1 stop10h 42m

$177

Los AngelesSan Luis Obispo

LAX - SBP

LAXSBP

Los Angeles Los Angeles

Thu 8/20

6:45 pm-7:47 pm

Nonstop1h 02m

$234
Quickest one-way

Los AngelesSan Luis Obispo

LAX - SBP

LAXSBP

Los Angeles Los Angeles

Mon 4/6

10:43 pm-11:44 pm

Nonstop1h 01m

$234

Los AngelesSan Luis Obispo

LAX - SBP

LAXSBP

Los Angeles Los Angeles

Wed 8/5

10:38 pm-11:44 pm

Nonstop1h 06m

$234

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/14

Showing 1-10 of 14 resultsSorted by cheapest first
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 $179). Flying from Irvine to San Luis Obispo in September is currently the most expensive (average of $209). 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 March 18, 2026.

It’s optimal to fly from Irvine to San Luis Obispo in the evening. By choosing this option you can save up to 19% on the cost of your flight, compared to a flight in the morning.

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 March 12, 2026.

Travelers seeking maximum savings on their Irvine to San Luis Obispo flight should consider departing on Monday evenings 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.

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 March 18, 2026.

The most flights from IR9 to SBP are scheduled on a Monday (7 on average). You will have fewer flight options on Tuesday, 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 March 18, 2026.
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
9,435 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Comfort

7.3

Overall

7.4

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
9,435 reviews
United Airlines
7.4
Good
9,435 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Comfort

7.3

Overall

7.4

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 6 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 01m. Fly via United Airlines or Alaska Airlines to get the fastest option. Airlines will cover a distance of 155 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Consider Lufthansa (91%), Avianca (88%) or Copa Airlines (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 Los Angeles - San Luis Obispo County) can be booked for $239 on average, our data indicates $336 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 $179). Flying from Irvine to San Luis Obispo in September is currently the most expensive (average of $209). 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
Arroyo Grande
Avila Beach
San Simeon

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Irvine to San Luis Obispo

See prices for flight routes from nearby airports that may be better suited for you.
San Francisco to Las Vegas flights
San Francisco to Los Angeles flights
Los Angeles to Las Vegas flights
Los Angeles to San Francisco flights
San Francisco to Ontario flights
San Francisco to Santa Ana flights
Ontario to San Francisco flights
Burbank to Las Vegas flights
San Francisco to San Diego flights
Santa Ana to Las Vegas flights
Santa Ana to San Francisco flights
San Jose to Los Angeles flights
Los Angeles to San Jose flights
San Diego to Las Vegas flights
San Jose to Las Vegas flights
Sacramento to Las Vegas flights
Ontario to Las Vegas flights
San Diego to San Francisco flights
San Francisco to Palm Springs flights
Los Angeles to Sacramento flights
Sacramento to Los Angeles flights
San Francisco to Burbank flights
San Jose to San Diego flights
Oakland to Las Vegas flights
Burbank to San Francisco flights
San Jose to Ontario flights
Las Vegas to Los Angeles flights
San Jose to Santa Ana flights
Los Angeles to Reno flights
Las Vegas to San Francisco flights
San Diego to San Jose flights
Santa Ana to San Jose flights
Fresno to Las Vegas flights
Oakland to San Diego flights
Sacramento to Ontario flights
Santa Rosa to Las Vegas flights
Las Vegas to Burbank flights
Stockton to Las Vegas flights
Sacramento to San Diego flights
Reno to Las Vegas flights
Las Vegas to Santa Ana flights
Las Vegas to Ontario flights
Burbank to San Jose flights
Ontario to San Jose flights
Oakland to Los Angeles flights
Las Vegas to San Diego flights
Ontario to Sacramento flights
San Francisco to Long Beach flights
Santa Ana to Sacramento flights
Palm Springs to San Francisco flights

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 March 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$179Average$309FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.