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$89+ Cheap flights from San Luis Obispo to San Diego (SBP - SAN)

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 3/22. Fares are subject to change and may not be available on all flights or dates of travel.
SBP — SAN
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Find cheap flights from San Luis Obispo to San Diego with Cheapflights

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Cheapflights Tip: The best prices from San Luis Obispo County to San Diego are usually found in August or January, booked 85 days in advance, depart on a Thursday or Saturday and return on a Wednesday

Cheap flight deals from San Luis Obispo to San Diego

Cheapest flights from San Luis Obispo to San Diego
Explore the most affordable flight options available from San Luis Obispo to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This CheapOair deal was found by Cheapflights users on 1/27. 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.
Tue 3/1012:19 pm
SBP
-
SAN
Nonstop1h 19m
Alaska Airlines
Tue 3/1710:16 am
SAN
-
SBP
Nonstop1h 23m
Alaska Airlines
Deal found 1/27$117
This CheapOair deal was found by Cheapflights users on 1/28. 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 4/83:12 pm
SBP
-
SAN
Nonstop1h 09m
Alaska Airlines
Sat 4/1110:13 pm
SAN
-
SBP
Nonstop1h 21m
Alaska Airlines
Deal found 1/28$137
This CheapOair deal was found by Cheapflights users on 1/27. 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 2/206:00 am
SBP
-
SAN
Nonstop1h 12m
Alaska Airlines
Mon 2/239:59 pm
SAN
-
SBP
Nonstop1h 18m
Alaska Airlines
Deal found 1/27$157
This United Airlines deal was found by Cheapflights users on 1/28. 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 2/275:56 pm
SBP
-
SAN
1 stop5h 44m
United Airlines
Sun 3/16:10 pm
SAN
-
SBP
1 stop5h 49m
United Airlines
Deal found 1/28$177
This United Airlines deal was found by Cheapflights users on 1/28. 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 4/26:05 am
SBP
-
SAN
1 stop4h 15m
United Airlines
Thu 4/28:39 pm
SAN
-
SBP
1 stop3h 05m
United Airlines
Deal found 1/28$185
This CheapOair deal was found by Cheapflights users on 1/27. 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.
Sat 2/283:47 pm
SBP
-
SAN
1 stop4h 32m
Alaska Airlines
Mon 3/210:16 am
SAN
-
SBP
Nonstop1h 23m
Alaska Airlines
Deal found 1/27$187
This United Airlines deal was found by Cheapflights users on 1/28. 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 3/156:00 pm
SBP
-
SAN
1 stop5h 40m
United Airlines
Tue 3/174:00 pm
SAN
-
SBP
1 stop4h 08m
United Airlines
Deal found 1/28$191
This CheapOair deal was found by Cheapflights users on 1/28. 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 3/66:00 am
SBP
-
SAN
Nonstop1h 12m
Alaska Airlines
Sun 3/810:16 am
SAN
-
SBP
Nonstop1h 23m
Alaska Airlines
Deal found 1/28$197
This Alaska Airlines deal was found by Cheapflights users on 1/28. 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 4/28:00 am
SBP
-
SAN
1 stop6h 01m
Alaska Airlines
Thu 4/210:13 pm
SAN
-
SBP
Nonstop1h 21m
Alaska Airlines
Deal found 1/28$207
This CheapOair deal was found by Cheapflights users on 1/27. 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 2/276:00 am
SBP
-
SAN
Nonstop1h 12m
Alaska Airlines
Tue 3/310:16 am
SAN
-
SBP
Nonstop1h 23m
Alaska Airlines
Deal found 1/27$217
This United Airlines deal was found by Cheapflights users on 1/28. 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 2/215:56 pm
SBP
-
SAN
1 stop5h 44m
United Airlines
Mon 2/2311:05 am
SAN
-
SBP
1 stop6h 10m
United Airlines
Deal found 1/28$237

Find flight deals from San Luis Obispo to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from San Luis Obispo (SBP) to San Diego (SAN). 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 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$117
(CheapOair)

One-way from

$89
(United Airlines)

Popular in

November

Cheapest in

August

Average price

$197

Good round-trip deal

$217 or less

Good one-way deal

$108 or less
Provider with most accurate pricing for San Luis Obispo County-San Diego flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Luis Obispo County-San Diego flights.
Search Deals
From San Luis Obispo County to San Diego
Search Deals
One-way flight from San Luis Obispo County to San Diego
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($21 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from San Luis Obispo County to San Diego.
Search Deals
Price to beat on a one-way flight from San Luis Obispo County to San Diego.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Luis Obispo to San Diego 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 29, 2026.
Use the filters below to find and compare flights from San Luis Obispo to San Diego that are best for you.

Fly from

San Luis Obispo

Fly to

San Diego

Route

Depart

Return

Price

San Luis ObispoSan Diego

SBP - SAN

SBPSAN

San Luis Obispo County

Tue 3/10

6:15 am-10:40 am

1 stop4h 25m

San Diego

Tue 3/17

4:00 pm-8:08 pm

1 stop4h 08m

$177

San Luis ObispoSan Diego

SBP - SAN

SBPSAN

San Luis Obispo County

Fri 2/20

6:00 am-7:12 am

Nonstop1h 12m

San Diego

Mon 2/23

10:16 am-11:39 am

Nonstop1h 23m

$177

San Luis ObispoSan Diego

SBP - SAN

SBPSAN

San Luis Obispo County

Fri 2/27

5:56 pm-11:40 pm

1 stop5h 44m

San Diego

Sun 3/1

6:10 pm-11:59 pm

1 stop5h 49m

$177

San Luis ObispoSan Diego

SBP - SAN

SBPSAN

San Luis Obispo County

Sat 2/28

5:56 pm-11:40 pm

1 stop5h 44m

San Diego

Mon 3/2

11:05 am-5:15 pm

1 stop6h 10m

$177

San Luis ObispoSan Diego

SBP - SAN

SBPSAN

San Luis Obispo County

Wed 2/25

2:13 pm-8:49 pm

1 stop6h 36m

San Diego

Wed 3/4

5:55 pm-11:59 pm

1 stop6h 04m

$177

San Luis ObispoSan Diego

SBP - SAN

SBPSAN

San Luis Obispo County

Thu 2/26

5:56 pm-11:40 pm

1 stop5h 44m

San Diego

Fri 2/27

6:10 pm-11:59 pm

1 stop5h 49m

$177

San Luis ObispoSan Diego

SBP - SAN

SBPSAN

San Luis Obispo County

Fri 2/27

5:56 pm-11:40 pm

1 stop5h 44m

San Diego

Mon 3/2

6:10 pm-11:59 pm

1 stop5h 49m

$177

San Luis ObispoSan Diego

SBP - SAN

SBPSAN

San Luis Obispo County

Thu 2/19

6:05 am-12:39 pm

1 stop6h 34m

San Diego

Sun 2/22

6:10 pm-11:59 pm

1 stop5h 49m

$177

San Luis ObispoSan Diego

SBP - SAN

SBPSAN

San Luis Obispo County

Sat 2/21

2:13 pm-6:48 pm

1 stop4h 35m

San Diego

Mon 2/23

6:10 pm-11:59 pm

1 stop5h 49m

$177

San Luis ObispoSan Diego

SBP - SAN

SBPSAN

San Luis Obispo County

Sat 2/21

2:13 pm-8:49 pm

1 stop6h 36m

San Diego

Sun 2/22

6:10 pm-11:59 pm

1 stop5h 49m

$177

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 22 results
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Compare providers for flights from San Luis Obispo to San Diego

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Luis Obispo to San Diego in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Luis Obispo-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Luis Obispo-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Luis Obispo-San Diego flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Luis Obispo-San Diego flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Luis Obispo-San Diego flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

Have a flexible travel schedule? Discover the best time to fly to San Diego 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 San Diego

How far ahead should I book a flight from San Luis Obispo to San Diego?

Use this chart to determine the optimal time to book a round-trip flight from San Luis Obispo to San Diego. Price data was last updated on January 23, 2026.

To ensure you get the cheapest price possible for a flight from San Luis Obispo to San Diego, you should look to book at least 85 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from San Luis Obispo to San Diego (average of $117). Flying from San Luis Obispo to San Diego in November is currently the most expensive (average of $158). 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 SBP to SAN?

Find hourly flight availability from San Luis Obispo to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 29, 2026.

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

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. 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 Diego. Reviews last updated January 29, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines, Hawaiian Airlines, and United Airlines from San Luis Obispo to San Diego 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.
Alaska Airlines
8.0
Very good
11,808 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Crew

8.5

Entertainment

7.0

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
11,808 reviews
Alaska Airlines
8.0
Very good
11,808 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Crew

8.5

Entertainment

7.0

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
Hawaiian Airlines
7.8
Good
2,830 reviews
Alaska Airlines
8.0
Very good
11,808 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Crew

8.5

Entertainment

7.0

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
9,215 reviews
Alaska Airlines
8.0
Very good
11,808 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Crew

8.5

Entertainment

7.0

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
American Airlines
7.2
Good
11,206 reviews
Alaska Airlines
8.0
Very good
11,808 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Crew

8.5

Entertainment

7.0

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 San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from San Luis Obispo to San Diego?

    If you wish to fly to San Diego from San Luis Obispo, then you need to book flights from San Luis Obispo County to San Diego. There are 4 flights from County (SBP) to San Diego (SAN) per day to choose from. Flights to San Diego from County are available from 4 different airlines, which means you should have some options if you want to compare airfare deals. 3h 18m is how long a nonstop flight from San Luis Obispo to San Diego typically takes.

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

    Flights from San Luis Obispo County to San Diego have been viewed 3 times in the past calendar month.

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

    Departing from San Luis Obispo to San Diego will take you 1h 12m. San Luis Obispo and San Diego are separated by a distance of 262 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from San Luis Obispo to San Diego round-trip?

    Currently priced at $126, Alaska Airlines will fly you from San Luis Obispo to San Diego and back. In addition to Alaska Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Hawaiian Airlines and United Airlines - these airlines can fly you to your destination from $136 and $156, respectively. Users have found that Alaska Airlines is 49% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from San Luis Obispo to San Diego one-way?

    The cheapest airlines for a one-way flight from San Luis Obispo to San Diego are Hawaiian Airlines ($68), Alaska Airlines ($78), and United Airlines ($88).

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

    Before booking your flight to San Diego from San Luis Obispo, check out the most reliable airlines to get you to your destination on time: SkyWest Airlines (84%), Alaska Airlines (84%), American Airlines( 69%).

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

    Looking for the cheapest flight from San Luis Obispo to San Diego? While on average our users pay $253, our data indicates the cheapest price to be $78. The most popular route (San Luis Obispo County - San Diego), is priced around $177.

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

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

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

    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 San Diego.

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

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

    Currently, January is the cheapest month in which you can book a flight from San Luis Obispo to San Diego (average of $117). Flying from San Luis Obispo to San Diego in November is currently the most expensive (average of $158). 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 Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
Chula Vista
National City
Coronado
La Mesa
Poway
Julian
Lemon Grove

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Top 4 airlines flying from San Luis Obispo to San Diego

Discover the top 4 airlines that operate flights from San Luis Obispo to San Diego. 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 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$126Average$255FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$136Average$212FlexibilityNo cancel feeOn-time85%
United AirlinesCheapest$156Average$253FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$187Average$357FlexibilityNo cancel feeOn-time71%

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