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Cheap flights from San Luis Obispo to Seattle from $89

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Luis Obispo to Seattle departing on 3/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from San Luis Obispo to Seattle

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
7:34 pm - 10:05 pm
SBP
-
SEA
2h 31mnonstop
Alaska Airlines Logo
4:18 pm - 6:42 pm
SEA
-
SBP
2h 24mnonstop
$137Alaska Airlines
Tue, Mar 24 - Tue, Mar 31
Alaska Airlines Logo
2:27 pm - 5:00 pm
SBP
-
SEA
2h 33mnonstop
Alaska Airlines Logo
12:55 pm - 3:19 pm
SEA
-
SBP
2h 24mnonstop
$157Alaska Airlines
Tue, May 5 - Wed, May 13
Alaska Airlines Logo
7:20 am - 9:50 am
SBP
-
SEA
2h 30mnonstop
Alaska Airlines Logo
10:22 am - 6:14 pm
SEA
-
SBP
7h 52m
1 stop
$167Alaska Airlines
Sat, May 2 - Sat, May 9
Alaska Airlines Logo
7:20 am - 9:50 am
SBP
-
SEA
2h 30mnonstop
Alaska Airlines Logo
9:04 pm - 2:59 pm
SEA
-
SBP
17h 55m
1 stop
$171Alaska Airlines
Wed, Apr 29 - Fri, May 1
Alaska Airlines Logo
3:39 pm - 10:55 pm
SBP
-
SEA
7h 16m
1 stop
Alaska Airlines Logo
4:53 pm - 11:28 pm
SEA
-
SBP
6h 35m
1 stop
$177Alaska Airlines
Thu, May 7 - Wed, May 13
United Airlines Logo
6:05 am - 11:18 am
SBP
-
SEA
5h 13m
1 stop
United Airlines Logo
12:55 pm - 11:59 pm
SEA
-
SBP
11h 04m
2 stops
$182United Airlines
Tue, Feb 24 - Sat, Feb 28
Alaska Airlines Logo
3:39 pm - 11:52 pm
SBP
-
SEA
8h 13m
1 stop
Alaska Airlines Logo
7:53 pm - 10:18 pm
SEA
-
SBP
2h 25mnonstop
$187Alaska Airlines
Thu, May 7 - Tue, May 12
United Airlines Logo
5:52 pm - 1:12 am
SBP
-
SEA
7h 20m
2 stops
United Airlines Logo
8:38 am - 5:11 pm
SEA
-
SBP
8h 33m
2 stops
$188United Airlines
Sat, May 2 - Tue, May 12
United Airlines Logo
6:10 am - 10:43 am
SBP
-
SEA
4h 33m
1 stop
United Airlines Logo
7:36 pm - 12:15 am
SEA
-
SBP
4h 39m
1 stop
$190United Airlines
Tue, May 5 - Tue, May 12
Alaska Airlines Logo
7:34 pm - 10:05 pm
SBP
-
SEA
2h 31mnonstop
Alaska Airlines Logo
9:10 pm - 10:29 pm
SEA
-
SBP
25h 19m
1 stop
$191Alaska Airlines
Thu, Mar 26 - Mon, Mar 30

United Airlines flights from San Luis Obispo to Seattle

Our best United Airlines deals on San Luis Obispo to Seattle flight tickets
United Airlines
Feb 24
SBP6:05 amSan Luis Obispo County
5h 13m
1 stop
SEA11:18 amSeattle/Tacoma Intl
Feb 28
SEA12:55 pmSeattle/Tacoma Intl
11h 04m
2 stops
SBP11:59 pmSan Luis Obispo County
$182
United Airlines
May 2
SBP5:52 pmSan Luis Obispo County
7h 20m
2 stops
SEA1:12 amSeattle/Tacoma Intl
May 12
SEA8:38 amSeattle/Tacoma Intl
8h 33m
2 stops
SBP5:11 pmSan Luis Obispo County
$188
United Airlines
May 5
SBP6:10 amSan Luis Obispo County
4h 33m
1 stop
SEA10:43 amSeattle/Tacoma Intl
May 12
SEA7:36 pmSeattle/Tacoma Intl
4h 39m
1 stop
SBP12:15 amSan Luis Obispo County
$190

Alaska Airlines flights from San Luis Obispo to Seattle

Our best Alaska Airlines deals on San Luis Obispo to Seattle flight tickets
Alaska Airlines
Mar 24
SBP7:34 pmSan Luis Obispo County
2h 31m
SEA10:05 pmSeattle/Tacoma Intl
Mar 31
SEA4:18 pmSeattle/Tacoma Intl
2h 24m
SBP6:42 pmSan Luis Obispo County
$137
Alaska Airlines
May 5
SBP2:27 pmSan Luis Obispo County
2h 33m
SEA5:00 pmSeattle/Tacoma Intl
May 13
SEA12:55 pmSeattle/Tacoma Intl
2h 24m
SBP3:19 pmSan Luis Obispo County
$157
Alaska Airlines
May 2
SBP7:20 amSan Luis Obispo County
2h 30m
SEA9:50 amSeattle/Tacoma Intl
May 12
SEA9:07 amSeattle/Tacoma Intl
5h 52m
1 stop
SBP2:59 pmSan Luis Obispo County
$167

momondo 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, momondo users made 832,500 searches. Data last updated January 21, 2026.
Use the filters below to find and compare flights from San Luis Obispo to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San Luis ObispoSeattle

SBP - SEA

SBPSEA

San Luis Obispo County

Tue 3/24

7:34 pm-10:05 pm

Nonstop2h 31m

Seattle/Tacoma Intl

Tue 3/31

4:18 pm-6:42 pm

Nonstop2h 24m

$137

San Luis ObispoSeattle

SBP - SEA

SBPSEA

San Luis Obispo County

Tue 5/5

2:27 pm-5:00 pm

Nonstop2h 33m

Seattle/Tacoma Intl

Wed 5/13

12:55 pm-3:19 pm

Nonstop2h 24m

$157

San Luis ObispoSeattle

SBP - SEA

SBPSEA

San Luis Obispo County

Sat 5/2

7:20 am-9:50 am

Nonstop2h 30m

Seattle/Tacoma Intl

Sat 5/9

10:22 am-6:14 pm

1 stop7h 52m

$167

San Luis ObispoSeattle

SBP - SEA

SBPSEA

San Luis Obispo County

Wed 4/29

7:20 am-9:50 am

Nonstop2h 30m

Seattle/Tacoma Intl

Fri 5/1

9:04 pm-2:59 pm

1 stop17h 55m

$171

San Luis ObispoSeattle

SBP - SEA

SBPSEA

San Luis Obispo County

Thu 5/7

3:39 pm-10:55 pm

1 stop7h 16m

Seattle/Tacoma Intl

Wed 5/13

4:53 pm-11:28 pm

1 stop6h 35m

$177

San Luis ObispoSeattle

SBP - SEA

SBPSEA

San Luis Obispo County

Tue 2/24

6:05 am-11:18 am

1 stop5h 13m

Seattle/Tacoma Intl

Sat 2/28

12:55 pm-11:59 pm

2 stops11h 04m

$182

San Luis ObispoSeattle

SBP - SEA

SBPSEA

San Luis Obispo County

Thu 5/7

3:39 pm-11:52 pm

1 stop8h 13m

Seattle/Tacoma Intl

Tue 5/12

7:53 pm-10:18 pm

Nonstop2h 25m

$187

San Luis ObispoSeattle

SBP - SEA

SBPSEA

San Luis Obispo County

Sat 5/2

5:52 pm-1:12 am

2 stops7h 20m

Seattle/Tacoma Intl

Tue 5/12

8:38 am-5:11 pm

2 stops8h 33m

$188

San Luis ObispoSeattle

SBP - SEA

SBPSEA

San Luis Obispo County

Tue 5/5

6:10 am-10:43 am

1 stop4h 33m

Seattle/Tacoma Intl

Tue 5/12

7:36 pm-12:15 am

1 stop4h 39m

$190

San Luis ObispoSeattle

SBP - SEA

SBPSEA

San Luis Obispo County

Thu 3/26

7:34 pm-10:05 pm

Nonstop2h 31m

Seattle/Tacoma Intl

Mon 3/30

9:10 pm-10:29 pm

1 stop25h 19m

$191

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seattle from

How to get the cheapest flight ticket from San Luis Obispo to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Seattle?

In general, January is the cheapest month to fly from San Luis Obispo to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $167. If you don’t want to visit Seattle in January, then you should wait until October to fly from San Luis Obispo, when ticket prices are also cheap, with an average price of $195.

What is the cheapest day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from San Luis Obispo is on a Thursday. momondo users have found tickets for Thursday departures for as low as $284. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from San Luis Obispo because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $415.

What is the cheapest time of day to depart on your flight to Seattle?

Flying to Seattle from San Luis Obispo in the evening is the least expensive time of day to depart. momondo users have found prices as low as $324 when looking at flights departing in the evening. Flights to Seattle are more costly in the morning, with an average ticket price of $585. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest San Luis Obispo County to Seattle/Tacoma Intl flight route?

Fly from San Luis Obispo County to Seattle/Tacoma Intl for the best San Luis Obispo County - Seattle/Tacoma Intl flight prices

How far in advance should I book a flight to Seattle?

You are more likely to see cheaper flights to Seattle from San Luis Obispo when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $289 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from San Luis Obispo for as low as $137 on momondo.

What cabin class options are available on San Luis Obispo County to Seattle/Tacoma Intl flights?

There are 3 cabin classes available to choose from on San Luis Obispo County to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on San Luis Obispo to Seattle flights?

You could potentially save up to 6% on your flight if you consider stops on a San Luis Obispo to Seattle flight.

How have San Luis Obispo to Seattle flight prices changed over time?

As of January 2026, prices for San Luis Obispo to Seattle flights are approximately 20% cheaper when compared to flights at the same time last year.

When to book flights from San Luis Obispo to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from San Luis Obispo to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Luis Obispo to Seattle (SBP to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Luis Obispo to Seattle

Best Price Found

$227

Fastest flight time

2h 30m

Direct flights

Every day

Airports in Seattle

1 airport
The best one-way flight to Seattle from San Luis Obispo in the past 72 hours is $227. The best round-trip flight deal from San Luis Obispo to Seattle found on momondo in the last 72 hours is $258.
The fastest flight from San Luis Obispo to Seattle takes 2h 30m
Direct flights go from San Luis Obispo to Seattle every day.
There is 1 airport in Seattle. From San Luis Obispo there are direct flights to Seattle/Tacoma Intl (SEA).
Search flight deals

  • How far is San Luis Obispo County to Seattle/Tacoma Intl by plane?

    A flight from San Luis Obispo County to Seattle/Tacoma Intl will travel around 855.7 mi. A reasonable flight in good conditions will take 2h 30m.

  • When did momondo last update prices for flights from San Luis Obispo County Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from San Luis Obispo County Airport to Seattle/Tacoma Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from San Luis Obispo County Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from San Luis Obispo County Airport to Seattle/Tacoma Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Luis Obispo County Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from San Luis Obispo to Seattle?

  • What is the most popular airline from San Luis Obispo to Seattle?

Best airlines flying from San Luis Obispo to Seattle

Compare and see reviews for airlines that fly from San Luis Obispo to Seattle with momondo
Airline
Rating
Free Cancellation
Price
Hawaiian AirlinesPriceFrom $157Free CancellationRating
7.8
2,829 reviews
Search Hawaiian Airlines flights
Alaska AirlinesPriceFrom $158Free CancellationRating
8.0
11,775 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $176Free CancellationRating
7.4
9,191 reviews
Search United Airlines flights

  • Alaska Airlines Flights From San Luis Obispo to Seattle

    The lowest priced Alaska Airlines flight from San Luis Obispo to Seattle from the last 72 hours was $158. Generally, Alaska Airlines has 7 flights on this route every week with an average price of $295. Alaska Airlines is rated 8.0/10 by our users.

  • Hawaiian Airlines Flights From San Luis Obispo to Seattle

    Across 2,829 Hawaiian Airlines reviews on momondo, the average score is 7.8/10. Hawaiian Airlines flies from San Luis Obispo to Seattle about 7 times each week, with ticket deals ranging from $157 to $257. Price data is based on momondo searches in the last 72 hours.

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
Leavenworth
SeaTac
Ocean Shores
Renton
Olympia
Lynnwood
Kent
Marysville
Redmond
Puyallup
Cle Elum
Tukwila
Lakewood
Federal Way
Centralia
Westport
Kirkland
Fife
Shoreline

Why use momondo?

Why should I use momondo to find a flight deal from San Luis Obispo to Seattle?

It is quick and easy to find San Luis Obispo to Seattle flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Seattle that suits you.

Can I find flights from San Luis Obispo to Seattle with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Seattle from San Luis Obispo with this policy.

How can momondo help me find flights from San Luis Obispo to Seattle?

momondo helps you find the best flight between San Luis Obispo and Seattle by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from San Luis Obispo to Seattle right now. Can momondo alert me if prices change?

Yes. momondo can track prices for San Luis Obispo to Seattle flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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