Cheap Flights from San Luis Obispo (SBP) to Seattle (SEAA)

Qatar Airways
Alaska Airlines
Horizon Air
SkyWest Airlines
Finnair

Compare San Luis Obispo County to Seattle flight deals

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Flight deals from San Luis Obispo County to Seattle

Looking for a cheap last-minute deal or the best return flight from San Luis Obispo County Airport to Seattle? If you want to travel next month, return fares start from $434. Find the lowest prices on one-way and return tickets right here.

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

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

Direct flights from San Luis Obispo County to Seattle

Alaska Airlines
Finnair
Horizon Air
Qatar Airways
SkyWest Airlines

Alternative San Luis Obispo County to Seattle routes

Looking for the cheapest, fastest or easiest route from San Luis Obispo County to Seattle? You could fly into the following airports instead.

San Luis Obispo to Seattle: Flight information

The things to know before you go.
Cheapest flight found$434
Cheapest month to flySeptember
Average flight time2 hrs, 31 mins
Most popular airlineQatar Airways
Average flights per week51

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

There are 4 airports in Seattle: Seattle Lake Union SPB, Seattle Boeing Fld, Seattle / Tacoma International, and Paine Field.
The best price we found for a return flight from San Luis Obispo County to Seattle is $434. 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 31 minutes is the average flight time from San Luis Obispo County to Seattle.
Qatar Airways, Alaska Airlines and Horizon Air fly direct from San Luis Obispo County to Seattle.
As of August 2026, there are 51 flights per week flying from San Luis Obispo County to Seattle.
The cheapest month to fly from San Luis Obispo County to Seattle is usually September.
If you're flying from San Luis Obispo County Airport, the cheapest airport near Seattle is Seattle / Tacoma International – which is 19.5 km away from the centre of Seattle. We've found flights into this airport from $434.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from San Luis Obispo County Airport to Seattle on Tuesday, 15 September 2026.
Yes – the average flight time is 2 hours and 31 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 Seattle 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 Seattle is around 40 days in advance, so don’t leave your flight to the last minute.

In August, the average temperature is usually around 18°C. August is typically the warmest month in Seattle, when it usually averages around 23°C. You can expect the least rain in July. The coldest month is December, with temperatures averaging 0°C. The rainiest month is November.
Currently, United offers the cheapest flight tickets to Seattle.

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

  • Jump on a direct flight from San Luis Obispo County Regional Airport to Seattle and you'll be travelling for around 2 hours 25 minutes.

  • Seattle's timezone is UTC-8, which is the same as San Luis Obispo (the location of San Luis Obispo County Regional Airport).

  • San Luis Obispo County Regional Airport (SBP) to Seattle-Tacoma International Airport (SEA) is the most popular route, with eight weekly departures to choose from. You can fly from SBP to SEA at 18:30 with Alaska Airlines.

  • Give yourself plenty of time to make your SBP to Seattle flight. It's generally best to arrive at least two hours before international departures and an hour ahead for domestic flights.

  • During popular months such as May, it's wise to get to the airport even earlier. Plan to arrive two hours before domestic departures and four hours ahead of international flights when you travel during high season in general.

  • Start your journey at SBP and travel straight to Seattle-Tacoma International Airport (SEA). That's where you can expect to touch down when searching for San Luis Obispo County Regional Airport to Seattle tickets.

  • Look out for deals with Alaska Airlines. This airline operates direct flights from San Luis Obispo County Regional Airport to Seattle.

  • SBP is about 5 kilometres from central San Luis Obispo. If you're catching a taxi, driving or ride-sharing from the centre, it'll take 10 minutes or so to get there, depending on the traffic. If you're taking public transport, expect the trip time to be around 30 minutes.

  • Looking for a hotel near SBP? If you're boarding an early flight from San Luis Obispo County Regional Airport to Seattle, these stays set you up for a seamless send-off:

  • 78% of flights taking off from San Luis Obispo County Regional Airport reach their destination on time.

  • You'll find SBP at 901 Airport Drive.

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

  • The best price we've seen for a one-way San Luis Obispo County Regional Airport to Seattle flight is $260. The cheapest price for a return flight is $434. Bear in mind fares may change due to availability at the time of booking.

  • To secure cheap flights from SBP to Seattle, reserve your journey seven months ahead of your planned departure.

  • The best month for picking up cheap San Luis Obispo County Regional Airport to Seattle tickets is December. Use the 'Whole month' tool to compare all available prices, then choose the dates that offer the biggest savings.

  • There's no need to keep checking in to find out if fares have dropped when you set up a Price Alert. We'll update you the moment there's an extra saving on cheap flights from SBP to Seattle.

  • Tailor your trip with filters. Select your arrival and departure times, total journey duration and airlines. You can also sort results by 'Cheapest,' 'Best' or 'Fastest' flights from San Luis Obispo County Regional Airport to Seattle.

Airports in Seattle

Seattle-Tacoma International Airport (SEA)

  • Seattle-Tacoma International Airport (SEA) is around 23 kilometres from the centre of Seattle. If you're getting a taxi or a ride-share, the drive will take roughly 25 minutes.

  • When travelling on public transport, expect a journey time of about 35 minutes.

  • Consider staying in a hotel near SEA if you're coming in on a late flight from San Luis Obispo County Regional Airport to Seattle. Pick one of these options and make your first night all about rest:

  • To get the best deal, book your vehicle from Seattle-Tacoma International Airport about one week in advance of your flight from SBP to Seattle.

Seattle Paine Field International Airport (PAE)

  • The centre of Seattle is about 40 kilometres from Seattle Paine Field International Airport (PAE). After your flight from San Luis Obispo County Regional Airport to Seattle has touched down and you've made your way through the terminal, expect a drive of around 40 minutes.

  • If you choose to travel on public transport, the journey will take you 1 hour 30 minutes or so.

  • After stepping off your SBP to Seattle flight, tuck yourself in at a hotel near PAE. These are some great accommodation options that'll help you sink into relaxation mode:

  • Typically, the sooner you book, the more you save and the better your options. Reserve your ride from PAE once your travel dates are set.

King County International Airport (BFI)

  • Find your way to the city centre after your flight from San Luis Obispo County Regional Airport to Seattle has touched down. Central Seattle is around 11 kilometres from King County International Airport (BFI) and takes roughly 20 minutes to reach by car.

  • Public transport can get you there in roughly 35 minutes.

  • Enjoy a more leisurely start to your break by checking in to a hotel near BFI after your SBP to Seattle flight. Recharge after a day of travel or just give yourself time to get your footing in a new city at:

  • Rental providers sometimes offer discounts on early bookings, so reserve your vehicle from BFI in advance of your flight from San Luis Obispo County Regional Airport to Seattle. A bit of planning goes a long way in savings.

Best time to go to Seattle

  • December is the quietest month for flights from San Luis Obispo County Regional Airport to Seattle, while July is the most popular. Work out the ideal time to go to Seattle based on whether you like a lively atmosphere or a more laid-back vibe.

  • The warmest month in Seattle is August, with temperatures ranging between 12ºC (54ºF) and 28ºC (82ºF). Lock in your San Luis Obispo County Regional Airport to Seattle plane ticket then if this is the type of weather you enjoy.

  • Search for cheap tickets from SBP to Seattle in February if you'd rather travel during cooler conditions. Temperatures are at their lowest then, ranging between -1ºC (30ºF) and 11ºC (52ºF) on average.

More about Seattle

  • After booking your flight from San Luis Obispo County Regional Airport to Seattle, find a hotel that offers both comfort and a great location. Make one of these accommodation options your base for exploring Seattle:

  • All great journeys should include a little sightseeing. Pike Place Market, Space Needle and Seattle Skyline are essential stops on your Seattle itinerary.

Explore more of the United States

  • Seattle has plenty going for it, but there are so many other parts of the United States waiting to be explored. Around 241 kilometres south of Seattle, a visit to Portland will fill your itinerary to the brim. Start with attractions like Portland Japanese Garden, Peninsula Park Rose Garden and Beyond Van Gogh Portland.

  • If you're interested in discovering another major destination in the United States, head for Spokane, about 370 kilometres east of Seattle. Riverside State Park, Spokane Falls (Upper Falls) and Cathedral of Our Lady of Lourdes are among the biggest draws.

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