How popular is this Seattle to San Luis Obispo flight route?

Within the past month, 2 users have taken a look at flights from Seattle/Tacoma Intl to San Luis Obispo County.

What are the cheapest airlines flying from Seattle to San Luis Obispo round-trip?

Our cheapest airline available from Seattle to San Luis Obispo is United Airlines. Our recent data shows that you can find tickets from as low as $196 on this airline. Additional options worth looking into are Alaska Airlines and Hawaiian Airlines, starting at $197 and $207 round-trip. These flights start at 41% lower than the current average price 3 months from now.

What are the cheapest airlines to fly from Seattle to San Luis Obispo one-way?

$129 is the cheapest one-way deal found within the past few days, from Alaska Airlines. You may also be able to find cheap deals on American Airlines and United Airlines, with prices starting from $139 and $174, respectively.

What are the cheapest flights from Seattle to San Luis Obispo?

Looking for the cheapest flight from Seattle to San Luis Obispo? While on average our users pay $246, our data indicates the cheapest price to be $98. The most popular route (Seattle/Tacoma Intl - San Luis Obispo County), is priced around $177.

What are the most reliable airlines from Seattle to San Luis Obispo?

Consider Alaska Airlines (83%), Hawaiian Airlines (83%) or Qatar Airways (83%) when booking your flight. These represent the most reliable airlines when flying from Seattle to San Luis Obispo.

What are the most popular airlines that fly from Seattle to San Luis Obispo?

Before booking your flight from Seattle to San Luis Obispo check out the most popular airlines for this route: Alaska Airlines, Hawaiian Airlines or United Airlines.

What is the cheapest day to fly round-trip from Seattle to San Luis Obispo?

Flights from Seattle to San Luis Obispo are found to be more expensive on Sunday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to San Luis Obispo.

How far in advance should I book a flight from Seattle to San Luis Obispo?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 30 days in advance, which can save you up to 328% on flights from Seattle to San Luis Obispo compared to booking the week you need them. Waiting 30 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $543. For sooner than that we have options available in the next 3 days from $707.

What is the cheapest month to fly from Seattle to San Luis Obispo?

January is one of the best times of the year to fly to San Luis Obispo from Seattle. Prices for January average $332 per person but you can even find prices for as low as $149. The most expensive prices can be found in the month of June. Opting for a January flight can save you 40% on your journey compared to booking in June

What airports do I use to fly from Seattle to San Luis Obispo?

If you wish to fly to San Luis Obispo from Seattle, then you need to book flights from Seattle/Tacoma Intl to San Luis Obispo County. There are 2 flights from Seattle/Tacoma Intl (SEA) to County (SBP) per day to choose from. Flights to San Luis Obispo from Seattle/Tacoma Intl are available from 3 different airlines, which means you should have some options if you want to compare airfare deals. 2h 24m is how long a nonstop flight from Seattle to San Luis Obispo County typically takes.

Can I find deals for flights from Seattle to San Luis Obispo that include hotel bookings?

Yes. In addition to deals on Seattle to San Luis Obispo flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Seattle to San Luis Obispo?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to San Luis Obispo.

Can I find deals for business class flights from Seattle to San Luis Obispo?

Yes. Cheapflights offers flight deals from Seattle to San Luis Obispo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$129+ Flights from Seattle to San Luis Obispo

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Find cheap flights from Seattle to San Luis Obispo 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 Seattle/Tacoma Intl to San Luis Obispo County are usually found in January or February, booked 29 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

Cheap flight deals from Seattle to San Luis Obispo

Round-trip from	$196 (United Airlines)
One-way from	$129 (Alaska Airlines)
Popular in	June
Cheapest in	January
Average price	$466
Good round-trip deal	$257 or less
Good one-way deal	$128 or less

From Seattle/Tacoma Intl to San Luis Obispo County

Search Deals

One-way flight from Seattle/Tacoma Intl to San Luis Obispo County

Search Deals

Highest demand for flights based on searches. 12% potential increase in price ($47 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).

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Average for round-trip flights in June 2025

Search Deals

Price to beat on a round-trip flight from Seattle/Tacoma Intl to San Luis Obispo County.

Search Deals

Price to beat on a one-way flight from Seattle/Tacoma Intl to San Luis Obispo County.

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Find flight deals from Seattle to San Luis Obispo

Cheapest flights from Seattle to San Luis Obispo
Explore the most affordable flight options available from Seattle to San Luis Obispo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

Fri 9/265:26 pmSEA - SBP

1 stop6h 17mUnited Airlines

Mon 9/296:22 pmSBP - SEA

1 stop6h 37mUnited Airlines

Deal found 6/11

$177

Wed 9/33:13 pmSEA - SBP

Nonstop2h 24mAlaska Airlines

Mon 9/86:29 pmSBP - SEA

Nonstop2h 32mAlaska Airlines

Deal found 6/9

$197

Sat 9/611:20 amSEA - SBP

1 stop4h 57mHawaiian Airlines

Wed 9/106:29 pmSBP - SEA

Nonstop2h 32mHawaiian Airlines

Deal found 6/9

$207

Sun 9/76:11 amSEA - SBP

1 stop5h 52mAmerican Airlines

Thu 9/1112:53 pmSBP - SEA

1 stop8h 15mAmerican Airlines

Deal found 6/11

$227

Best flights from Seattle to San Luis Obispo
Discover carefully curated flight deals from Seattle to San Luis Obispo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 12, 2025.

Wed 8/201:05 pmSEA - SBP

1 stop6h 47mUnited Airlines

Sun 8/244:44 pmSBP - SEA

1 stop5h 31mUnited Airlines

Deal found 6/11

$196

Wed 9/33:13 pmSEA - SBP

Nonstop2h 24mAlaska Airlines

Mon 9/86:29 pmSBP - SEA

Nonstop2h 32mAlaska Airlines

Deal found 6/9

$197

Sat 9/611:20 amSEA - SBP

1 stop4h 57mHawaiian Airlines

Wed 9/106:29 pmSBP - SEA

Nonstop2h 32mHawaiian Airlines

Deal found 6/9

$207

Sun 9/76:11 amSEA - SBP

1 stop5h 52mAmerican Airlines

Thu 9/1112:53 pmSBP - SEA

1 stop8h 15mAmerican Airlines

Deal found 6/11

$227

Last-minute flights from Seattle to San Luis Obispo
Discover last-minute flight deals from Seattle to San Luis Obispo. Data last updated June 12, 2025 and is based on user searches.

Tue 6/179:58 amSEA - SBP

1 stop5h 07mHawaiian Airlines

Tue 6/177:35 pmSBP - SEA

Nonstop2h 25mHawaiian Airlines

Deal found 6/10

$421

Tue 6/177:20 amSEA - SBP

1 stop4h 36mUnited Airlines

Tue 6/174:50 pmSBP - SEA

1 stop5h 08mUnited Airlines

Deal found 6/10

$597

Tue 6/174:17 pmSEA - SBP

Nonstop2h 26mAlaska Airlines

Wed 6/187:35 pmSBP - SEA

Nonstop2h 25mAlaska Airlines

Deal found 6/11

$626

Fri 7/44:17 pmSEA - SBP

Nonstop2h 26mAlaska Airlines

Mon 7/77:35 pmSBP - SEA

Nonstop2h 25mAlaska Airlines

Deal found 6/10

$257

Fri 7/49:58 amSEA - SBP

1 stop5h 07mHawaiian Airlines

Mon 7/77:35 pmSBP - SEA

Nonstop2h 25mHawaiian Airlines

Deal found 6/10

$267

Thu 7/105:14 pmSEA - SBP

1 stop6h 45mUnited Airlines

Sun 7/136:00 pmSBP - SEA

1 stop5h 03mUnited Airlines

Deal found 6/10

$277

One-way flights from Seattle to San Luis Obispo
Search for one-way flight options from Seattle to San Luis Obispo. Find affordable one-way fares based on user searches. Data last updated June 12, 2025.

Fri 7/114:17 pmSEA - SBP

Nonstop2h 26mAlaska Airlines

Deal found 6/11

$129

Thu 7/36:30 amSEA - SBP

1 stop5h 57mAmerican Airlines

Deal found 6/10

$139

Sun 8/35:10 amSEA - SBP

1 stop7h 01mUnited Airlines

Deal found 6/10

$174

Mon 8/47:00 amSEA - SBP

1 stop8h 05mHawaiian Airlines

Deal found 6/10

$178

Cheapflights Fare Finder

Use the filters below to find and compare flights from Seattle to San Luis Obispo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleSan Luis Obispo

SEA - SBP

SEASBP

Seattle/Tacoma Intl

Fri 9/26

5:26 pm-11:43 pm

1 stop6h 17m

San Luis Obispo County

Mon 9/29

6:22 pm-12:59 am

1 stop6h 37m

$177

SeattleSan Luis Obispo

SEA - SBP

SEASBP

Seattle/Tacoma Intl

Wed 9/3

3:13 pm-5:37 pm

Nonstop2h 24m

San Luis Obispo County

Mon 9/8

6:29 pm-9:01 pm

Nonstop2h 32m

$197

SeattleSan Luis Obispo

SEA - SBP

SEASBP

Seattle/Tacoma Intl

Sat 9/6

9:53 am-4:17 pm

1 stop6h 24m

San Luis Obispo County

Wed 9/10

6:29 pm-9:01 pm

Nonstop2h 32m

$207

SeattleSan Luis Obispo

SEA - SBP

SEASBP

Seattle/Tacoma Intl

Sun 9/7

6:11 am-12:03 pm

1 stop5h 52m

San Luis Obispo County

Thu 9/11

12:53 pm-9:08 pm

1 stop8h 15m

$227

SeattleSan Luis Obispo

SEA - SBP

SEASBP

Seattle/Tacoma Intl

Fri 7/11

4:17 pm-6:43 pm

Nonstop2h 26m

$129

SeattleSan Luis Obispo

SEA - SBP

SEASBP

Seattle/Tacoma Intl

Thu 7/3

6:30 am-12:27 pm

1 stop5h 57m

$139

SeattleSan Luis Obispo

SEA - SBP

SEASBP

Seattle/Tacoma Intl

Sun 8/3

5:10 am-12:11 pm

1 stop7h 01m

$174

SeattleSan Luis Obispo

SEA - SBP

SEASBP

Seattle/Tacoma Intl

Mon 8/4

7:00 am-3:05 pm

1 stop8h 05m

$178

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Best time to book a flight from Seattle to San Luis Obispo

Have a flexible travel schedule? Discover the best time to fly to San Luis Obispo from Seattle 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 Seattle to San Luis Obispo

How far ahead should I book a flight from Seattle to San Luis Obispo?

The price you pay for your flight from Seattle to San Luis Obispo may vary depending on when you book. For the best chance of a lower fare, look to book 29 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Seattle to San Luis Obispo?

Currently, January is the cheapest month in which you can book a flight from Seattle to San Luis Obispo (average of $374). Flying from Seattle to San Luis Obispo in June is currently the most expensive (average of $528). 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 SEA to SBP?

Unlike at noon, when flights are generally more expensive, you can save up to 36% on flights from Seattle to San Luis Obispo by exploring options for tickets in the afternoon.

What is the cheapest day to fly from Seattle to San Luis Obispo?

Travelers seeking maximum savings on their Seattle to San Luis Obispo flight should consider departing on Saturday mornings when fares are most often at their lowest. Wednesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Seattle to San Luis Obispo

The most flights from SEA to SBP are scheduled on a Thursday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in San Luis Obispo by month

In terms of precipitation, rainfall in San Luis Obispo ranges from 0.0 - 4.0 inches per month. December is typically the wettest month, when rainfall can reach 4.0 in. July is typically the driest time to visit San Luis Obispo when rainfall is around 0.0 in.

Temperature in San Luis Obispo by month

If weather is an important factor for your trip to San Luis Obispo, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing San Luis Obispo

See what other customers who have flown with Alaska Airlines, Hawaiian Airlines and United Airlines from Seattle to San Luis Obispo have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Alaska Airlines

8.0

Very good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Hawaiian Airlines

7.9

Good

2,494 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

United Airlines

7.4

Good

8,790 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Related info for your journey

What airports do I use to fly from Seattle to San Luis Obispo?
If you wish to fly to San Luis Obispo from Seattle, then you need to book flights from Seattle/Tacoma Intl to San Luis Obispo County. There are 2 flights from Seattle/Tacoma Intl (SEA) to County (SBP) per day to choose from. Flights to San Luis Obispo from Seattle/Tacoma Intl are available from 3 different airlines, which means you should have some options if you want to compare airfare deals. 2h 24m is how long a nonstop flight from Seattle to San Luis Obispo County typically takes.
How popular is this Seattle to San Luis Obispo flight route?
Within the past month, 2 users have taken a look at flights from Seattle/Tacoma Intl to San Luis Obispo County.
What are the cheapest airlines flying from Seattle to San Luis Obispo round-trip?
Our cheapest airline available from Seattle to San Luis Obispo is United Airlines. Our recent data shows that you can find tickets from as low as $196 on this airline. Additional options worth looking into are Alaska Airlines and Hawaiian Airlines, starting at $197 and $207 round-trip. These flights start at 41% lower than the current average price 3 months from now.
What are the cheapest airlines to fly from Seattle to San Luis Obispo one-way?
$129 is the cheapest one-way deal found within the past few days, from Alaska Airlines. You may also be able to find cheap deals on American Airlines and United Airlines, with prices starting from $139 and $174, respectively.
What are the most reliable airlines from Seattle to San Luis Obispo?
Consider Alaska Airlines (83%), Hawaiian Airlines (83%) or Qatar Airways (83%) when booking your flight. These represent the most reliable airlines when flying from Seattle to San Luis Obispo.
What are the cheapest flights from Seattle to San Luis Obispo?
Looking for the cheapest flight from Seattle to San Luis Obispo? While on average our users pay $246, our data indicates the cheapest price to be $98. The most popular route (Seattle/Tacoma Intl - San Luis Obispo County), is priced around $177.
Can I find deals for flights from Seattle to San Luis Obispo that include hotel bookings?
Yes. In addition to deals on Seattle to San Luis Obispo flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Seattle to San Luis Obispo?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to San Luis Obispo.
Can I find deals for business class flights from Seattle to San Luis Obispo?
Yes. Cheapflights offers flight deals from Seattle to San Luis Obispo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Seattle to San Luis Obispo?
Currently, January is the cheapest month in which you can book a flight from Seattle to San Luis Obispo (average of $374). Flying from Seattle to San Luis Obispo in June is currently the most expensive (average of $528). 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.

See more FAQs

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San Simeon

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Top 3 airlines flying from Seattle to San Luis Obispo

Airline	Cheapest	Average	Flexibility	On-time
Alaska Airlines	Cheapest$168	Average$352	FlexibilityNo cancel fee	On-time75%
United Airlines	Cheapest$176	Average$286	FlexibilityNo cancel fee	On-time69%
Hawaiian Airlines	Cheapest$197	Average$311	FlexibilityNo cancel fee	On-time85%

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$129+ Cheap flights from Seattle to San Luis Obispo (SEA - SBP)

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 7/11. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Seattle to San Luis Obispo with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Seattle/Tacoma Intl to San Luis Obispo County are usually found in January or February, booked 29 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

Cheap flight deals from Seattle to San Luis Obispo

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Seattle to San Luis Obispo

Cheapest flights from Seattle to San Luis ObispoExplore the most affordable flight options available from Seattle to San Luis Obispo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

Explore the most affordable flight options available from Seattle to San Luis Obispo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Seattle to San Luis Obispo that are best for you.

Best time to book a flight from Seattle to San Luis Obispo

Have a flexible travel schedule? Discover the best time to fly to San Luis Obispo from Seattle with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Seattle to San Luis Obispo

How far ahead should I book a flight from Seattle to San Luis Obispo?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to San Luis Obispo. Price data was last updated on June 9, 2025.

What is the cheapest month to book a flight from Seattle to San Luis Obispo?

What is the cheapest time of day to fly from SEA to SBP?

Find hourly flight availability from Seattle to San Luis Obispo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

What is the cheapest day to fly from Seattle to San Luis Obispo?

Use this chart to determine the cheapest time to fly round-trip from Seattle to San Luis Obispo. Price data was last updated on June 8, 2025.

Weekly flight availability from Seattle to San Luis Obispo

Rainfall in San Luis Obispo by month

Plan your trip to San Luis Obispo by taking into account the average rainfall totals by month.

Temperature in San Luis Obispo by month

Plan your trip to San Luis Obispo by taking into account the average temperature totals by month.

Reviews of airlines servicing San Luis Obispo

See what other customers who have flown with Alaska Airlines, Hawaiian Airlines and United Airlines from Seattle to San Luis Obispo have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Seattle to San Luis Obispo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airports do I use to fly from Seattle to San Luis Obispo?

How popular is this Seattle to San Luis Obispo flight route?

What are the cheapest airlines flying from Seattle to San Luis Obispo round-trip?

What are the cheapest airlines to fly from Seattle to San Luis Obispo one-way?

What are the most reliable airlines from Seattle to San Luis Obispo?

What are the cheapest flights from Seattle to San Luis Obispo?

Can I find deals for flights from Seattle to San Luis Obispo that include hotel bookings?

How can I find direct flights from Seattle to San Luis Obispo?

Can I find deals for business class flights from Seattle to San Luis Obispo?

What is the cheapest month to book a flight from Seattle to San Luis Obispo?

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Alternative routes for Seattle to San Luis Obispo

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Top 3 airlines flying from Seattle to San Luis Obispo

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Cheapest flights from Seattle to San Luis Obispo
Explore the most affordable flight options available from Seattle to San Luis Obispo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.