254 € Cheap Flights from Portland to San Luis Obispo County

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      Alaska Airlines

      Compare Portland to San Luis Obispo County flight deals

      Find the cheapest month or even day of the year to fly to San Luis Obispo County

      Book the best San Luis Obispo County fare with no extra fees

      Flight deals from Portland to San Luis Obispo County

      Looking for a cheap last-minute deal or the best return flight from Portland Airport to San Luis Obispo County Airport? If you want to travel next month, return fares start from 284 €. Find the lowest prices on one-way and return tickets right here.

      Find the cheapest month to fly from Portland to San Luis Obispo County

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Portland to San Luis Obispo County flights are currently cheapest in October.

      Direct flights from Portland to San Luis Obispo County

      Alaska Airlines

      Portland to San Luis Obispo County: Alternative routes

      Compare routes from Portland to San Luis Obispo below. You may find an airport to fly into that's cheaper, faster, or easier than San Luis Obispo County.

      Portland to San Luis Obispo: Flight information

      The things to know before you go.
      Cheapest flight found254 €
      Cheapest month to flyOctober
      Average flight time2 hrs, 12 mins
      Most popular airlineAlaska Airlines
      Average flights per week12

      Finding cheap flights from Portland to San Luis Obispo County: Frequently asked questions

      The best price we found for a return flight from Portland to San Luis Obispo County is 254 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      2 hours and 12 minutes is the average flight time from Portland to San Luis Obispo County.
      Alaska Airlines flies direct from Portland to San Luis Obispo County.
      As of August 2026, there are 12 flights per week flying from Portland to San Luis Obispo County.
      The cheapest month to fly from Portland to San Luis Obispo County is usually October.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Portland Airport to San Luis Obispo County Airport on Saturday, 17 October 2026.
      Yes – the average flight time is 2 hours and 12 minutes.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Luis Obispo County but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to San Luis Obispo is around 40 days in advance, so don’t leave your flight to the last minute.

      Currently, United and Alaska Airlines offer the cheapest flight tickets to San Luis Obispo County.

      Travelling from Portland Airport (PDX) to San Luis Obispo County Airport (SBP): what you need to know

      • The average length of a direct flight from Portland Airport to San Luis Obispo County Airport is 2 hours 10 minutes.

      • Every week, there are 11 Portland Airport to San Luis Obispo County Airport flights. If you'd like to be on board early, take the 10:17 Alaska Airlines flight. If you'd rather make the most of your day before you fly, the last departure is at 14:50 with Alaska Airlines.

      • Leave enough time to catch your PDX to SBP flight. A good rule of thumb is to arrive at least two hours before international departures and an hour ahead for domestic flights.

      • You'll likely experience longer lines during popular months such as July. Arriving up to four hours ahead of an international flight and two hours for a domestic departure is a smart move.

      • Getting to San Luis Obispo (and then exploring more of the United States!) is a snap with Alaska Airlines. This popular airline has direct flights from Portland Airport to San Luis Obispo County Airport.

      • The majority of passengers choose to travel with Alaska Airlines on this route.

      • With a dependable 91.82% of services landing on schedule, Alaska Airlines is the most punctual carrier operating PDX to SBP flights.

      • We make it easy to book a flight with a stopover. To see your options for tickets from Portland Airport to San Luis Obispo County Airport, deselect 'Direct flights only.' Then, pick a flight that has a stop long enough to tour the city of your choice. Top stopovers between PDX and SBP include:

        • Los Angeles International Airport

        • San Francisco International Airport

        • Phoenix Sky Harbour Airport

      How to find the cheapest flights from Portland Airport (PDX) to San Luis Obispo County Airport (SBP)

      • The cheapest price we've seen for a one-way Portland Airport to San Luis Obispo County Airport flight is 144 €. A return plane ticket is currently 254 €. Depending on the availability when you book, these fares can change.

      • It's a good idea to book early if you're hoping to get cheap tickets from PDX to SBP. That's because airlines change prices based on demand, which tends to rise closer to departure.

      • Finding cheap flights from Portland Airport to San Luis Obispo County Airport is more likely if you're flexible with your travel plans. Use the 'Whole month' tool to see the lowest fares across the month and snap up a great deal.

      • Getting your hands on cheap flights from PDX to SBP couldn't be easier with Price Alerts. Simply set up one of these automatic alerts and we'll notify you as soon as a new deal comes up.

      • Select your ideal departure and arrival times, airlines and number of stops with the filters. Or sort your results by 'Cheapest' to find the best deals on flights from Portland Airport to San Luis Obispo County Airport.

      Handy information about Portland Airport (PDX)

      • PDX is located at 7000 NE Airport Way.

      • 83% of flights leaving Portland Airport arrive at their destination on schedule. Given its reliable on-time performance, you're unlikely to face delays when taking off from PDX.

      • Central Portland to Portland Airport is approximately 19 kilometres. Depending on traffic, it'll take you about 20 minutes to get there if you're driving, catching a taxi or ride-sharing.

      • Planning to catch public transport? You can expect a journey time of around 40 minutes.

      • Get your break off to a hassle-free start by staying near PDX. Whether you've booked an early flight from Portland Airport to San Luis Obispo County Airport or just don't like being rushed, these hotels are ideal:

      Arriving at San Luis Obispo County Airport (SBP)

      When to fly to San Luis Obispo County Airport (SBP)

      • It's time to plan your trip dates for your flight from Portland Airport to San Luis Obispo County Airport. December is the busiest month to head to San Luis Obispo. If you want a quieter vibe, go in March.

      • Before locking in your flight from Portland Airport to San Luis Obispo County Airport, think about the kind of weather you enjoy. August is the warmest month in San Luis Obispo, with temperatures ranging from 13ºC (55ºF) to 28ºC (82ºF).

      • February has average temperatures of between 5ºC (41ºF) and 21ºC (70ºF). Search for cheap tickets from PDX to SBP sometime around then if you want to travel in cooler conditions.

      Explore more of the United States

      • You've seen San Luis Obispo, now it's time to explore other corners of the United States. Journey about 257 kilometres south-east to Los Angeles to tick off its leading sights. From Hollywood Sign to Universal Studios Hollywood and Hollywood Bowl, you'll have a full itinerary ahead.

      • Around 434 kilometres south-east of San Luis Obispo, San Diego is another favourite stop in the United States. No visit is complete without checking out San Diego Zoo, San Diego Balboa Park and USS Midway Museum.

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.