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

$148+ Cheap flights from Portland to San Luis Obispo (PDX - 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 3/18. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — SBP
Jan 28 — Feb 41
Wed 1/28
Wed 2/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Portland 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.

Cheapflights Tip: The best prices from Portland to San Luis Obispo County are usually found in September or January, booked 63 days in advance, depart on a Saturday or Monday and return on a Monday

Cheap flight deals from Portland to San Luis Obispo

Cheapest flights from Portland to San Luis Obispo
Explore the most affordable flight options available from Portland to San Luis Obispo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 29, 2025.

This Alaska Airlines deal was found by Cheapflights users on 12/28. 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.
Wed 12/315:30 pmPDX - SBP
1 stop6h 05mAlaska Airlines
Sat 1/33:55 pmSBP - PDX
1 stop7h 04mAlaska Airlines
Deal found 12/28$626
This United Airlines deal was found by Cheapflights users on 12/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/285:00 amPDX - SBP
1 stop8h 32mUnited Airlines
Thu 1/16:23 pmSBP - PDX
1 stop4h 23mUnited Airlines
Deal found 12/27$657
This Alaska Airlines deal was found by Cheapflights users on 12/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/285:30 pmPDX - SBP
1 stop6h 05mAlaska Airlines
Thu 1/15:25 pmSBP - PDX
Nonstop2h 12mAlaska Airlines
Deal found 12/27$707

Find flight deals from Portland to San Luis Obispo

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to San Luis Obispo (SBP). 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 December 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$176
(American Airlines)

One-way from

$148
(Alaska Airlines)

Popular in

December

Cheapest in

September

Average price

$453

Good round-trip deal

$177 or less

Good one-way deal

$242 or less
Provider with most accurate pricing for Portland-San Luis Obispo County flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-San Luis Obispo County flights.
Search Deals
From Portland to San Luis Obispo County
Search Deals
One-way flight from Portland to San Luis Obispo County
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($22 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Portland to San Luis Obispo County.
Search Deals
Price to beat on a one-way flight from Portland to San Luis Obispo County.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland 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 December 29, 2025.
Use the filters below to find and compare flights from Portland to San Luis Obispo that are best for you.

Fly from

Portland

Fly to

San Luis Obispo

Route

Depart

Return

Price

PortlandSan Luis Obispo

PDX - SBP

PDXSBP

Portland

Sat 2/28

2:32 pm-4:47 pm

Nonstop2h 15m

San Luis Obispo County

Wed 3/4

5:34 pm-7:43 pm

Nonstop2h 09m

$177

PortlandSan Luis Obispo

PDX - SBP

PDXSBP

Portland

Sat 1/31

2:45 pm-4:55 pm

Nonstop2h 10m

San Luis Obispo County

Tue 2/3

5:35 pm-7:43 pm

Nonstop2h 08m

$177

PortlandSan Luis Obispo

PDX - SBP

PDXSBP

Portland

Sat 1/31

1:35 pm-11:57 pm

2 stops10h 22m

San Luis Obispo County

Tue 2/3

10:59 am-2:46 pm

1 stop3h 47m

$182

PortlandSan Luis Obispo

PDX - SBP

PDXSBP

Portland

Sun 2/1

8:29 am-4:04 pm

1 stop7h 35m

San Luis Obispo County

Wed 2/4

12:50 pm-7:51 pm

1 stop7h 01m

$186

PortlandSan Luis Obispo

PDX - SBP

PDXSBP

Portland

Sat 2/7

2:45 pm-4:55 pm

Nonstop2h 10m

San Luis Obispo County

Mon 2/9

5:35 pm-7:43 pm

Nonstop2h 08m

$187

PortlandSan Luis Obispo

PDX - SBP

PDXSBP

Portland

Thu 1/22

2:45 pm-4:55 pm

Nonstop2h 10m

San Luis Obispo County

Thu 2/5

5:35 pm-7:43 pm

Nonstop2h 08m

$197

PortlandSan Luis Obispo

PDX - SBP

PDXSBP

Portland

Fri 2/6

2:45 pm-4:55 pm

Nonstop2h 10m

San Luis Obispo County

Mon 2/9

5:35 pm-7:43 pm

Nonstop2h 08m

$197

PortlandSan Luis Obispo

PDX - SBP

PDXSBP

Portland

Wed 3/18

7:15 am-2:21 pm

1 stop7h 06m

$148

PortlandSan Luis Obispo

PDX - SBP

PDXSBP

Portland

Mon 2/16

5:00 am-12:03 pm

1 stop7h 03m

$148

PortlandSan Luis Obispo

PDX - SBP

PDXSBP

Portland

Mon 3/23

9:32 pm-11:34 pm

1 stop26h 02m

$177

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/27

Showing 1-10 of 12 results
1
2

Compare providers for flights from Portland to San Luis Obispo

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 Portland to San Luis Obispo in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice 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 Portland-San Luis Obispo flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Portland-San Luis Obispo flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Portland-San Luis Obispo flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-San Luis Obispo flights, Cheapflights users trust eDreams the most. eDreams 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 Portland-San Luis Obispo 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 Portland to San Luis Obispo

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

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

Use this chart to determine the optimal time to book a round-trip flight from Portland to San Luis Obispo. Price data was last updated on December 26, 2025.

To ensure you get the cheapest price possible for a flight from Portland to San Luis Obispo, you should look to book at least 40 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 Portland to San Luis Obispo?

Currently, October is the cheapest month in which you can book a flight from Portland to San Luis Obispo (average of $90). Flying from Portland to San Luis Obispo in June is currently the most expensive (average of $231). 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 PDX to SBP?

Find hourly flight availability from Portland 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 December 29, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 28% on flights from Portland to San Luis Obispo by exploring options for tickets in the afternoon.

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

Use this chart to determine the cheapest time to fly round-trip from Portland to San Luis Obispo. Price data was last updated on December 20, 2025.

Travelers seeking maximum savings on their Portland to San Luis Obispo flight should consider departing on Tuesday afternoons 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.

How much does it cost to fly round-trip from Portland 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 December 29, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Hawaiian Airlines, and United Airlines from Portland to San Luis Obispo by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,559 reviews

Entertainment

7.0

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.
Alaska Airlines
8.0
Very good
11,559 reviews
Alaska Airlines
8.0
Very good
11,559 reviews

Entertainment

7.0

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.
Hawaiian Airlines
7.8
Good
2,821 reviews
Alaska Airlines
8.0
Very good
11,559 reviews

Entertainment

7.0

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.
United Airlines
7.4
Good
9,119 reviews
Alaska Airlines
8.0
Very good
11,559 reviews

Entertainment

7.0

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.

Related info for your journey

Find useful and relevant information for your journey from Portland 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 airports do I use to fly from Portland to San Luis Obispo?

    If you book a flight from Portland to San Luis Obispo, you will be flying from Portland to County. Flights to San Luis Obispo County (SBP) from Portland (PDX) take 2h 09m for a nonstop flight. There is 1 flight from Portland to San Luis Obispo per day from 3 airlines.

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

    There are many flights that can get you from Portland to San Luis Obispo in 2h 15m. Fly via Alaska Airlines or United Airlines to get the fastest option. The distance from Portland to San Luis Obispo is about 722 mi. This flight may include one or multiple stops.

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

    United Airlines, at $156, was found to be the cheapest airline from Portland to San Luis Obispo.Alternate airlines to your destination round-trip include Alaska Airlines and Hawaiian Airlines. United Airlines is priced at 55% lower than the current average price of a flight leaving 3 months from now.

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

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $78. However, be on the lookout for offers from American Airlines and Hawaiian Airlines, as they are both options that can get you from Portland to San Luis Obispo for a low price.

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

    No one likes to see their flight delayed. When booking a flight from Portland to San Luis Obispo consider choosing Horizon Air (96%), Alaska Airlines (93%) or Hawaiian Airlines (93%) as they are the most reliable in getting you off to your destination on time.

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

    On average you can expect to pay $280 for a flight from Portland to San Luis Obispo. The cheapest flight overall is $157 while the most popular route, (Portland - San Luis Obispo County) is currently priced at $177.

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

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

  • How can I find direct flights from Portland 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 Portland to San Luis Obispo.

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

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

    Currently, October is the cheapest month in which you can book a flight from Portland to San Luis Obispo (average of $90). Flying from Portland to San Luis Obispo in June is currently the most expensive (average of $231). 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 Portland to San Luis Obispo

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

Top 3 airlines flying from Portland to San Luis Obispo

Discover the top 3 airlines that operate flights from Portland 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 December 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$176Average$336FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$194Average$346FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$225Average$355FlexibilityNo cancel feeOn-time85%

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.