Cheap Flights from Seattle to San Luis Obispo County

Compare Seattle to San Luis Obispo County flight deals

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

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Flight deals from Seattle to San Luis Obispo County

Looking for a cheap last-minute deal or the best return flight from Seattle to San Luis Obispo County? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Seattle 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 Seattle to San Luis Obispo County flights are currently cheapest in September.

Direct flights from Seattle to San Luis Obispo County

Seattle to San Luis Obispo County: Alternative routes

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

Seattle to San Luis Obispo: Flight information

The things to know before you go.
Cheapest flight foundC$122
Cheapest month to flySeptember
Average flight time2 hrs, 27 mins
Most popular airlineQatar Airways
Average flights per week26

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

The best price we found for a return flight from Seattle to San Luis Obispo County is C$216. 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 27 minutes is the average flight time from Seattle to San Luis Obispo County.
Qatar Airways, Hawaiian Airlines and Alaska Airlines fly direct from Seattle to San Luis Obispo County.
As of September 2025, there are 26 flights per week flying from Seattle to San Luis Obispo County.
The cheapest month to fly from Seattle to San Luis Obispo County is usually October.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Seattle to San Luis Obispo County Airport on Wednesday, October 15, 2025.
Yes – the average flight time is 2 hours and 27 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.

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

  • All good adventures take off from Seattle's main airport, Seattle-Tacoma International Airport (SEA). Check out the options for catching a flight from Seattle to San Luis Obispo County Regional Airport (SBP) departing from this base.

  • The average time for a direct flight from Seattle to San Luis Obispo County Regional Airport is 2 hours 25 minutes.

  • San Luis Obispo (where San Luis Obispo County Regional Airport is located) and Seattle share the UTC-7 timezone. With no time difference, coordinating plans between the cities is hassle-free.

  • With 9 direct weekly flights between the two airports, Seattle-Tacoma International Airport (SEA) to San Luis Obispo County Regional Airport (SBP) is the busiest route. Alaska Airlines operates the earliest flight at 09:10. If you prefer to make the most of your day before taking off, the last departure from SEA to SBP is with Alaska Airlines at 19:51.

  • Your flight from Seattle to SBP won't wait if you're running late, so get to the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're flying internationally.

  • If you're travelling during a peak month like July, arrive at the terminal even earlier. It's smart to arrive up to four hours before international flights and two hours ahead of domestic departures. Check-in and security lines will be longer during high seasons like summer and spring break.

Airports in Seattle

Seattle-Tacoma International Airport (SEA)

  • You can hop on a direct flight from Seattle to San Luis Obispo County Regional Airport (SBP) leaving from Seattle-Tacoma International Airport (SEA).

  • You'll find a direct flight from Seattle to San Luis Obispo County Regional Airport with Alaska Airlines. This top carrier operates departures from SEA.

  • The distance from central Seattle to SEA is about 23 kilometres. Use travel apps like Google Maps for the fastest way to get there, whether that's in your own car or with public transport.

  • After a leisurely start to your journey? Stay near Seattle-Tacoma International Airport. Whether you're boarding an early flight from Seattle to San Luis Obispo County Regional Airport or just don't like being rushed, these hotels are the answer:

Lake Union Sea Plane Base (LKE)

  • Searching for other options for a direct flight from Seattle to San Luis Obispo County Regional Airport (SBP)? Browse the fares flying out of Lake Union Sea Plane Base (LKE).

  • From LKE, direct flights from Seattle to SBP are offered by Alaska Airlines.

  • On public transport, you can travel from central Seattle to LKE in about 23 minutes. The airport is roughly 3 kilometres away, and making the journey by car takes approximately 11 minutes.

  • Kick off your vacation early with an extra night away from home. Before catching your flight from Seattle to SBP, kick back in one of these hotels near Lake Union Sea Plane Base:

About San Luis Obispo County Regional Airport (SBP)

Getting from San Luis Obispo County Regional Airport (SBP) to central San Luis Obispo

  • From San Luis Obispo County Regional Airport, San Luis Obispo is approximately 11 kilometres away. It takes around 10 minutes to get to the centre driving.

  • When travelling on public transport, expect a journey of roughly 54 minutes.

How to find the cheapest flights from Seattle to San Luis Obispo County Regional Airport (SBP)

  • The best price we've found for a one-way ticket from Seattle to San Luis Obispo County Regional Airport is C$122. The cheapest price for a return flight is C$216. Remember fares may change due to demand at the time of booking.

  • Book 1 month before you want to fly. After crunching the numbers on our calendar, this is how far you'll want to book ahead to secure flight tickets from Seattle to SBP.

  • Schedule your trip for October. That's the cheapest month for tickets from Seattle to San Luis Obispo County Regional Airport. If you have flexibility with your dates, use the 'Whole month' tool to find the best price across every month.

  • Locking in a cheap ticket from Seattle to SBP is a piece of cake with Price Alerts. All you need to do is create one of these automatic alerts and we'll notify you as soon as the price drops.

  • Customize your journey with filters. Adjust the duration, number of stops, and arrival and departure times to find the right flight from Seattle to San Luis Obispo County Regional Airport. You can also sort the results to see the 'Cheapest,' 'Fastest' or 'Best' options first.

The best time to fly from Seattle to San Luis Obispo County Regional Airport (SBP)

  • September is the busiest month to board a flight from Seattle to San Luis Obispo County Regional Airport while February is the quietest. To work out the ideal time to go to San Luis Obispo, consider whether you prefer a lively vibe or a quieter pace.

  • Lock in your flight from Seattle to SBP for August if you're eager to explore the city during its warmest month. Expect temperatures in San Luis Obispo to range from 13ºC to 28ºC.

  • Search for cheap flights from Seattle to San Luis Obispo County Regional Airport in February if you like cooler conditions. Temperatures are at their lowest around then, ranging between 5ºC and 21ºC on average.

More about San Luis Obispo

  • After booking your flight from Seattle to San Luis Obispo County Regional Airport, think about where to rest your head in this city. Make one of these accommodation options your base for exploring San Luis Obispo:

  • Mission San Luis Obispo de Tolosa and Bubblegum Alley are just two of the top-rated attractions to add to your San Luis Obispo travel itinerary. Keep the momentum going by heading to Bubblegum Alley.

Complete your San Luis Obispo trip with a car rental

  • After you've booked your hotel and cheap flight from Seattle to San Luis Obispo County Regional Airport, your next task is choosing one of our car rentals in San Luis Obispo. Explore the offers and instantly compare options on price, fuel policies, and more.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.