$79 Cheap United flights San Luis Obispo (SBP) to Seattle (SEA)

View $79 flight on Sat, Sep 6, 2025Opens in a new window

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$79 Cheap United flights San Luis Obispo (SBP) to Seattle (SEA)

Prices were available within the past 7 days and start at $79 for one-way flights and $157 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, Sep 6 - Tue, Sep 9
SBP
San Luis Obispo
SEA
Seattle
$157 Roundtrip, just found
$157
Roundtrip
just found
Select United flight, departing Sat, Sep 6 from San Luis Obispo to Seattle, returning Tue, Sep 9, priced at $157 just found
United
Tue, Sep 9 - Tue, Sep 16
SBP
San Luis Obispo
SEA
Seattle
$160 Roundtrip, found 9 hours ago
$160
Roundtrip
found 9 hours ago
Select United flight, departing Tue, Sep 9 from San Luis Obispo to Seattle, returning Tue, Sep 16, priced at $160 found 9 hours ago
United
Mon, Oct 13 - Tue, Oct 14
SBP
San Luis Obispo
SEA
Seattle
$167 Roundtrip, found 1 hour ago
$167
Roundtrip
found 1 hour ago
Select United flight, departing Mon, Oct 13 from San Luis Obispo to Seattle, returning Tue, Oct 14, priced at $167 found 1 hour ago
United
Wed, Sep 3 - Fri, Sep 12
SBP
San Luis Obispo
SEA
Seattle
$169 Roundtrip, found 1 hour ago
$169
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Sep 3 from San Luis Obispo to Seattle, returning Fri, Sep 12, priced at $169 found 1 hour ago
United
Fri, Oct 3 - Sun, Oct 5
SBP
San Luis Obispo
SEA
Seattle
$178 Roundtrip, found 9 hours ago
$178
Roundtrip
found 9 hours ago
Select United flight, departing Fri, Oct 3 from San Luis Obispo to Seattle, returning Sun, Oct 5, priced at $178 found 9 hours ago
United
Mon, Sep 8 - Mon, Sep 15
SBP
San Luis Obispo
SEA
Seattle
$179 Roundtrip, just found
$179
Roundtrip
just found
Select United flight, departing Mon, Sep 8 from San Luis Obispo to Seattle, returning Mon, Sep 15, priced at $179 just found
Flights from San Luis Obispo (SBP) to Seattle (SEA)
Origin airport
San Luis Obispo County Regional
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Alaska Airlines, American Airlines, Hawaiian Airlines, United
Popular airline
Alaska Airlines
Distance
847 mi
Average flight time
2 hours 32 mins

Frequently asked questions

How much is a United Airlines flight from San Luis Obispo County Regional Airport (SBP) to Seattle - Tacoma Intl. Airport (SEA)?
Scoring cheap one-way United Airlines flights from SBP to SEA from $79 on Expedia couldn't be simpler — just filter by "Price (lowest to highest)." Alternatively, check out our budget-friendly round-trip fares from $157 for your next exciting adventure.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from SBP to SEA with United Airlines?
Browse for return or one-way flights to Seattle in January or February. You could find an affordable fare with United Airlines during these off-season months.
What is the cheapest time to book flights from San Luis Obispo County Regional Airport (SBP) to Seattle - Tacoma Intl. Airport (SEA) with United Airlines?
To find cheap United Airlines fares from San Luis Obispo County Regional Airport (SBP) to Seattle - Tacoma Intl. Airport (SEA), start searching one to three months before your planned departure. Reserving domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also affect what you pay. Sunday is usually the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your flight on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does United Airlines fly nonstop from San Luis Obispo County Regional Airport (SBP) to Seattle - Tacoma Intl. Airport (SEA)?
Simply enter your dates, click search and select the "Nonstop" filter on Expedia to find any direct flights from SBP to SEA with United Airlines or another airline.
What is the earliest United Airlines flight from SBP to SEA?
Find United Airlines's earliest flights from SBP to SEA by using our "Early Morning" and "Morning" filters. Not only will you arrive sooner, early departures are also 20% less likely to be canceled.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does United Airlines fly into in Seattle?
Take a United Airlines flight from San Luis Obispo County Regional Airport (SBP) to Seattle, and you'll most likely arrive at Seattle - Tacoma Intl. Airport (SEA). This is the airline's primary hub in this city.
Why fly with United Airlines from SBP to SEA?
Journey from SBP to SEA with United Airlines and enjoy a range of benefits starting with a rewarding loyalty program. When you book through Expedia as a United Mileage Plus and One Key™ member, you can also earn OneKeyCash™* to redeem on select future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my United Airlines flight from San Luis Obispo County Regional Airport (SBP) to Seattle - Tacoma Intl. Airport (SEA)?
Changes are typically free within 24 hours of making a booking, but your airline may charge a fee after that time. For more information about altering your reservation, check out your "Trips," select your flight and click on "Manage Booking." If you'd like the flexibility to change your plans without additional costs, apply the "No cancel fee" or "Changes included" filter when planning your next getaway.

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