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San Luis Obispo

$119+ 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 6/6. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — SBP
Jun 12 — Jun 191
Fri 6/12
Fri 6/19
1 adult, Economy
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Find cheap flights from Portland to San Luis Obispo with Cheapflights

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Cheapflights Tip: The best prices from Portland to San Luis Obispo County are usually found in September or December, booked 67 days in advance, depart on a Saturday or Wednesday and return on a Wednesday

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 May 13, 2026.

This Expedia deal was found by Cheapflights users on 5/8. 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.
Fri 5/295:40 pm
PDX
-
SBP
1 stop6h 13m
Alaska Airlines
Mon 6/15:38 pm
SBP
-
PDX
Nonstop2h 12m
Alaska Airlines
Deal found 5/8$227
This Alaska Airlines deal was found by Cheapflights users on 5/11. 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.
Tue 6/92:42 pm
PDX
-
SBP
Nonstop2h 16m
Alaska Airlines
Wed 6/245:20 pm
SBP
-
PDX
Nonstop1h 59m
Alaska Airlines
Deal found 5/11$237
This United Airlines deal was found by Cheapflights users on 5/11. 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 6/55:15 am
PDX
-
SBP
1 stop6h 23m
United Airlines
Mon 6/86:05 pm
SBP
-
PDX
2 stops6h 45m
United Airlines
Deal found 5/11$242
This United Airlines deal was found by Cheapflights users on 5/8. 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 5/297:00 am
PDX
-
SBP
2 stops10h 24m
United Airlines
Mon 6/16:05 pm
SBP
-
PDX
2 stops6h 45m
United Airlines
Deal found 5/8$247
This Alaska Airlines deal was found by Cheapflights users on 5/11. 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 6/75:53 pm
PDX
-
SBP
Nonstop2h 10m
Alaska Airlines
Sat 6/207:30 am
SBP
-
PDX
Nonstop1h 59m
Alaska Airlines
Deal found 5/11$257
This United Airlines deal was found by Cheapflights users on 5/8. 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 6/38:35 am
PDX
-
SBP
2 stops8h 49m
United Airlines
Wed 6/108:34 pm
SBP
-
PDX
1 stop4h 16m
United Airlines
Deal found 5/8$262
This Alaska Airlines deal was found by Cheapflights users on 5/11. 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.
Tue 6/92:42 pm
PDX
-
SBP
Nonstop2h 16m
Alaska Airlines
Wed 6/175:20 pm
SBP
-
PDX
Nonstop1h 59m
Alaska Airlines
Deal found 5/11$277
This Alaska Airlines deal was found by Cheapflights users on 5/11. 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.
Tue 6/95:53 pm
PDX
-
SBP
Nonstop2h 10m
Alaska Airlines
Fri 6/197:34 pm
SBP
-
PDX
1 stop4h 48m
Alaska Airlines
Deal found 5/11$287
This Alaska Airlines deal was found by Cheapflights users on 5/9. 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 7/249:35 pm
PDX
-
SBP
Nonstop2h 10m
Alaska Airlines
Thu 7/305:50 pm
SBP
-
PDX
Nonstop1h 59m
Alaska Airlines
Deal found 5/9$297
This Alaska Airlines deal was found by Cheapflights users on 5/12. 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 6/45:53 pm
PDX
-
SBP
Nonstop2h 10m
Alaska Airlines
Sun 6/77:35 am
SBP
-
PDX
Nonstop2h 05m
Alaska Airlines
Deal found 5/12$302

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 May 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$227
(Expedia)

One-way from

$119
(United Airlines)

Popular in

June

Cheapest in

September

Average price

$342

Good round-trip deal

$307 or less

Good one-way deal

$183 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. 7% potential increase in price ($26 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 May 2026
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 May 13, 2026.
Use the filters below to find and compare flights from Portland to San Luis Obispo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandSan Luis Obispo

PDX - SBP

PDXSBP

Portland

Wed 6/3

6:03 pm-10:12 pm

1 stop4h 09m

San Luis Obispo County

Fri 6/5

8:34 pm-12:50 am

1 stop4h 16m

$237

PortlandSan Luis Obispo

PDX - SBP

PDXSBP

Portland

Fri 6/5

5:15 am-11:38 am

1 stop6h 23m

San Luis Obispo County

Mon 6/8

6:25 am-12:09 pm

1 stop5h 44m

$237
Quickest round-trip

PortlandSan Luis Obispo

PDX - SBP

PDXSBP

Portland

Fri 7/10

9:35 pm-11:45 pm

Nonstop2h 10m

San Luis Obispo County

Wed 7/15

5:50 pm-7:49 pm

Nonstop1h 59m

$297

PortlandSan Luis Obispo

PDX - SBP

PDXSBP

Portland

Tue 6/9

5:53 pm-8:03 pm

Nonstop2h 10m

San Luis Obispo County

Wed 6/10

7:33 am-9:32 am

Nonstop1h 59m

$297

PortlandSan Luis Obispo

PDX - SBP

PDXSBP

Portland

Tue 6/9

1:14 pm-7:53 pm

1 stop6h 39m

San Luis Obispo County

Wed 6/10

8:34 pm-12:50 am

1 stop4h 16m

$297

PortlandSan Luis Obispo

PDX - SBP

PDXSBP

Portland

Sat 8/8

5:50 pm-8:02 pm

Nonstop2h 12m

San Luis Obispo County

Mon 8/10

5:50 pm-7:49 pm

Nonstop1h 59m

$297

PortlandSan Luis Obispo

PDX - SBP

PDXSBP

Portland

Wed 8/12

3:43 pm-7:57 pm

1 stop4h 14m

San Luis Obispo County

Wed 9/2

8:00 am-2:47 pm

1 stop6h 47m

$317

PortlandSan Luis Obispo

PDX - SBP

PDXSBP

Portland

Thu 7/9

5:15 am-11:38 am

1 stop6h 23m

San Luis Obispo County

Sun 7/12

7:04 pm-12:50 am

1 stop5h 46m

$317

PortlandSan Luis Obispo

PDX - SBP

PDXSBP

Portland

Fri 5/29

7:00 am-11:38 am

1 stop4h 38m

San Luis Obispo County

Sun 5/31

6:25 am-10:28 am

1 stop4h 03m

$317

PortlandSan Luis Obispo

PDX - SBP

PDXSBP

Portland

Fri 8/21

5:35 pm-11:50 pm

1 stop6h 15m

San Luis Obispo County

Tue 8/25

7:33 am-9:35 am

Nonstop2h 02m

$327

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/11

Showing 1-10 of 21 resultsSorted by cheapest first
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2
3

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 May.
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 Portland-San Luis Obispo flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-San Luis Obispo flight deals on Cheapflights vs. FlightHub >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 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 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?

To ensure you get the cheapest price possible for a flight from Portland to San Luis Obispo, you should look to book at least 66 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, September is the cheapest month in which you can book a flight from Portland to San Luis Obispo (average of $266). Flying from Portland to San Luis Obispo in June is currently the most expensive (average of $421). 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 May 13, 2026.

Unlike in the morning, when flights are generally more expensive, you can save up to 29% on flights from Portland to San Luis Obispo by exploring options for tickets in the afternoon.

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 May 13, 2026.
Get a feel of what it's like to fly with Alaska Airlines,Hawaiian Airlines, andUnited 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
7.9
Good
12,352 reviews

Overall

7.9

Comfort

7.8

Food

7.0

Crew

8.5

Entertainment

7.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
Alaska Airlines
7.9
Good
12,352 reviews
Alaska Airlines
7.9
Good
12,352 reviews

Overall

7.9

Comfort

7.8

Food

7.0

Crew

8.5

Entertainment

7.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
Hawaiian Airlines
7.8
Good
2,837 reviews
Alaska Airlines
7.9
Good
12,352 reviews

Overall

7.9

Comfort

7.8

Food

7.0

Crew

8.5

Entertainment

7.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
United Airlines
7.4
Good
9,704 reviews
Alaska Airlines
7.9
Good
12,352 reviews

Overall

7.9

Comfort

7.8

Food

7.0

Crew

8.5

Entertainment

7.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

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.

  • 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 10m. Fly via United Airlines or Alaska 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 $176, 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 47% lower than the current average price of a flight leaving 3 months from now.

  • 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 SkyWest Airlines (97%), Alaska Airlines (97%) or Horizon Air (96%) 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 $307 for a flight from Portland to San Luis Obispo. The cheapest flight overall is $183 while the most popular route, (Portland - San Luis Obispo County) is currently priced at $242.

  • 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, September is the cheapest month in which you can book a flight from Portland to San Luis Obispo (average of $266). Flying from Portland to San Luis Obispo in June is currently the most expensive (average of $421). 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
Cambria
Arroyo Grande
San Simeon

Browse thousands of different options on Cheapflights for your next trip

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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 May 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$176Average$361FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$177Average$344FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$234Average$286FlexibilityNo cancel feeOn-time85%

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