$78+ Cheap flights from San Luis Obispo to Seattle (SBP - SEA)
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 2/28. Fares are subject to change and may not be available on all flights or dates of travel.
SBP — SEA
nov. 22 — nov. 291
1 adult, Economy
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Find cheap flights from San Luis Obispo to Seattle with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from San Luis Obispo County to Seattle/Tacoma Intl are usually found in February or January, booked 73 days in advance, depart on a Thursday or Friday and return on a Friday
Find flight deals from San Luis Obispo to Seattle
Cheapest flights from San Luis Obispo to SeattleExplore the most affordable flight options available from San Luis Obispo to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 23, 2025.
Explore the most affordable flight options available from San Luis Obispo to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 23, 2025.
This Alaska Airlines deal was found by Cheapflights users on 10/23. 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.
mié. 11/127:56 pmSBP - SEA
Nonstop2h 34mAlaska Airlines
mié. 11/194:38 pmSEA - SBP
Nonstop2h 23mAlaska Airlines
Deal found 10/23![Alaska Airlines logo]()
$137
This Alaska Airlines deal was found by Cheapflights users on 10/23. 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.
sáb. 12/62:52 pmSBP - SEA
1 stop6h 51mAlaska Airlines
sáb. 12/138:25 amSEA - SBP
1 stop8h 13mAlaska Airlines
Deal found 10/23![Alaska Airlines logo]()
$156
This United Airlines deal was found by Cheapflights users on 10/20. 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.
vie. 11/146:25 pmSBP - SEA
1 stop6h 34mUnited Airlines
dom. 11/165:07 pmSEA - SBP
1 stop4h 27mUnited Airlines
Deal found 10/20![United Airlines logo]()
$157
This United Airlines deal was found by Cheapflights users on 10/22. 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.
vie. 11/146:07 pmSBP - SEA
2 stops6h 52mUnited Airlines
lun. 11/173:37 pmSEA - SBP
1 stop6h 28mUnited Airlines
Deal found 10/22![United Airlines logo]()
$162
This Alaska Airlines deal was found by Cheapflights users on 10/22. 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.
mié. 11/127:56 pmSBP - SEA
Nonstop2h 34mAlaska Airlines
jue. 11/204:38 pmSEA - SBP
Nonstop2h 23mAlaska Airlines
Deal found 10/22![Alaska Airlines logo]()
$167
This United Airlines deal was found by Cheapflights users on 10/21. 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.
lun. 11/246:25 pmSBP - SEA
1 stop5h 19mUnited Airlines
sáb. 12/61:05 pmSEA - SBP
2 stops6h 44mUnited Airlines
Deal found 10/21![United Airlines logo]()
$190
This Alaska Airlines deal was found by Cheapflights users on 10/21. 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.
jue. 11/135:27 pmSBP - SEA
1 stop25h 21mAlaska Airlines
sáb. 11/154:38 pmSEA - SBP
Nonstop2h 23mAlaska Airlines
Deal found 10/21![Alaska Airlines logo]()
$191
This Cheapflightsfares deal was found by Cheapflights users on 10/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/147:56 pmSBP - SEA
Nonstop2h 34mAlaska Airlines
dom. 11/164:38 pmSEA - SBP
Nonstop2h 23mAlaska Airlines
Deal found 10/20![Alaska Airlines logo]()
$195
This Alaska Airlines deal was found by Cheapflights users on 10/22. 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.
jue. 11/137:56 pmSBP - SEA
Nonstop2h 34mAlaska Airlines
jue. 11/204:38 pmSEA - SBP
Nonstop2h 23mAlaska Airlines
Deal found 10/22![Alaska Airlines logo]()
$197
This Alaska Airlines deal was found by Cheapflights users on 10/21. 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.
mar. 11/117:56 pmSBP - SEA
Nonstop2h 34mAlaska Airlines
mié. 12/38:18 pmSEA - SBP
2 stops19h 49mAlaska Airlines
Deal found 10/21![Alaska Airlines logo]()
$202
Cheap flight deals from San Luis Obispo to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from San Luis Obispo (SBP) to Seattle (SEA). 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 octubre 23, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $137 (Alaska Airlines) |
One-way from | $79 (United Airlines) |
Popular in | November |
Cheapest in | February |
Average price | $195 |
Good round-trip deal | $191 or less |
Good one-way deal | $153 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from San Luis Obispo to Seattle 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 octubre 23, 2025.
Use the filters below to find and compare flights from San Luis Obispo to Seattle that are best for you.
Fly from
San Luis Obispo
Fly to
Seattle
Route
Depart
Return
Price
San Luis ObispoSeattle
SBP - SEA
SBPSEA
San Luis Obispo County
sáb. 12/6
7:51 pm-10:22 pm
Nonstop2h 31m
Seattle/Tacoma Intl
sáb. 12/13
4:37 pm-6:59 pm
Nonstop2h 22m
$137
San Luis ObispoSeattle
SBP - SEA
SBPSEA
San Luis Obispo County
mar. 12/2
7:51 pm-10:22 pm
Nonstop2h 31m
Seattle/Tacoma Intl
mié. 12/10
4:37 pm-6:59 pm
Nonstop2h 22m
$137
San Luis ObispoSeattle
SBP - SEA
SBPSEA
San Luis Obispo County
sáb. 11/15
7:56 pm-10:30 pm
Nonstop2h 34m
Seattle/Tacoma Intl
sáb. 11/22
4:15 pm-6:40 pm
Nonstop2h 25m
$137
San Luis ObispoSeattle
SBP - SEA
SBPSEA
San Luis Obispo County
mié. 2/18
6:00 am-12:36 pm
1 stop6h 36m
Seattle/Tacoma Intl
mié. 2/25
3:55 pm-11:07 pm
1 stop7h 12m
$156
San Luis ObispoSeattle
SBP - SEA
SBPSEA
San Luis Obispo County
vie. 11/14
6:07 pm-12:59 am
2 stops6h 52m
Seattle/Tacoma Intl
dom. 11/16
12:41 pm-5:26 pm
1 stop4h 45m
$162
San Luis ObispoSeattle
SBP - SEA
SBPSEA
San Luis Obispo County
jue. 1/29
6:17 pm-8:50 pm
Nonstop2h 33m
Seattle/Tacoma Intl
mié. 2/4
3:15 pm-5:37 pm
Nonstop2h 22m
$167
San Luis ObispoSeattle
SBP - SEA
SBPSEA
San Luis Obispo County
vie. 2/27
2:30 pm-8:21 pm
1 stop5h 51m
Seattle/Tacoma Intl
mar. 3/3
5:50 pm-11:07 pm
1 stop5h 17m
$186
San Luis ObispoSeattle
SBP - SEA
SBPSEA
San Luis Obispo County
sáb. 2/28
5:45 pm-10:24 pm
1 stop4h 39m
$78
San Luis ObispoSeattle
SBP - SEA
SBPSEA
San Luis Obispo County
dom. 11/16
6:00 am-12:18 pm
1 stop6h 18m
$79
San Luis ObispoSeattle
SBP - SEA
SBPSEA
San Luis Obispo County
sáb. 2/14
2:13 pm-9:01 pm
1 stop6h 48m
$79
Showing 1-10 of 15 results
Compare providers for flights from San Luis Obispo to Seattle
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 San Luis Obispo to Seattle in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Luis Obispo-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Luis Obispo-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Luis Obispo-Seattle flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Luis Obispo-Seattle 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 San Luis Obispo-Seattle 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 San Luis Obispo to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from San Luis Obispo 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 San Luis Obispo to Seattle
How far ahead should I book a flight from San Luis Obispo to Seattle?
Use this chart to determine the optimal time to book a round-trip flight from San Luis Obispo to Seattle. Price data was last updated on October 17, 2025.
To ensure you get the cheapest price possible for a flight from San Luis Obispo to Seattle, you should look to book at least 73 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 San Luis Obispo to Seattle?
Currently, October is the cheapest month in which you can book a flight from San Luis Obispo to Seattle (average of $120). Flying from San Luis Obispo to Seattle in July is currently the most expensive (average of $205). 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 SBP to SEA?
Find hourly flight availability from San Luis Obispo to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated octubre 23, 2025.
A simple way to save on the total cost of your ticket is to fly from San Luis Obispo to Seattle at noon. If you’re flexible enough to do this you can expect to save up to 24% on your trip compared to booking a flight in the morning.
What is the cheapest day to fly from San Luis Obispo to Seattle?
Use this chart to determine the cheapest time to fly round-trip from San Luis Obispo to Seattle. Price data was last updated on October 12, 2025.
Travelers seeking maximum savings on their San Luis Obispo to Seattle flight should consider departing on Thursday afternoons when fares are most often at their lowest. Wednesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Seattle
Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated octubre 23, 2025.
Read through reviews of airlines operating flights from San Luis Obispo to Seattle, such as Alaska Airlines, Hawaiian Airlines, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.0
Boarding
8.1
Overall
8.0
Comfort
7.8
Food
7.1
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,Aug 2025
MFR - SEA
Entertainment
7.0
Boarding
8.1
Overall
8.0
Comfort
7.8
Food
7.1
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,Aug 2025
MFR - SEA
Entertainment
7.0
Boarding
8.1
Overall
8.0
Comfort
7.8
Food
7.1
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,Aug 2025
MFR - SEA
Entertainment
7.0
Boarding
8.1
Overall
8.0
Comfort
7.8
Food
7.1
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,Aug 2025
MFR - SEA
Related info for your journey
Find useful and relevant information for your journey from San Luis Obispo to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsSeaTac
Tukwila
Tacoma
Lakewood
Ocean Shores
Lynnwood
Edmonds
Leavenworth
Renton
Lacey
Olympia
Kent
Federal Way
Cle Elum
Marysville
Puyallup
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Fife
Issaquah
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Alternative routes for San Luis Obispo to Seattle
See prices for flight routes from nearby airports that may be better suited for you.
Top 3 airlines flying from San Luis Obispo to Seattle
Discover the top 3 airlines that operate flights from San Luis Obispo to Seattle. 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 octubre 23, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$150 | Average$288 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$176 | Average$428 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$177 | Average$257 | FlexibilityNo cancel fee | On-time85% |