$139+ Cheap flights from Portland to San Luis Obispo (PDX - 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 8/19. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — SBP
Aug 13 — Aug 201
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Portland 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 Portland to San Luis Obispo County are usually found in December or February, booked 67 days in advance, depart on a Saturday or Wednesday and return on a Wednesday
Cheap flight deals from Portland to San Luis Obispo
Cheapest
Best
Last-minute
One-way
Cheapest flights from Portland to San Luis ObispoExplore the most affordable flight options available from Portland to San Luis Obispo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 14, 2026.
Explore the most affordable flight options available from Portland to San Luis Obispo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 14, 2026.
This Alaska Airlines deal was found by Cheapflights users on 7/13. 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.
Tue 10/135:41 pm
PDX
- SBP
Nonstop2h 17m
Alaska Airlines
Sat 10/177:30 am
SBP
- PDX
Nonstop2h 04m
Alaska Airlines
Deal found 7/13![Alaska Airlines logo]()
$257
This Alaska Airlines deal was found by Cheapflights users on 7/13. 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.
Tue 9/12:41 pm
PDX
- SBP
Nonstop2h 13m
Alaska Airlines
Thu 9/105:34 pm
SBP
- PDX
Nonstop2h 02m
Alaska Airlines
Deal found 7/13![Alaska Airlines logo]()
$282
This Alaska Airlines deal was found by Cheapflights users on 7/13. 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.
Tue 9/17:55 am
PDX
- SBP
1 stop6h 49m
Alaska Airlines
Fri 9/115:34 pm
SBP
- PDX
Nonstop2h 02m
Alaska Airlines
Deal found 7/13![Alaska Airlines logo]()
$292
This Alaska Airlines deal was found by Cheapflights users on 7/13. 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.
Tue 8/115:50 pm
PDX
- SBP
Nonstop2h 12m
Alaska Airlines
Sat 8/155:35 pm
SBP
- PDX
Nonstop1h 59m
Alaska Airlines
Deal found 7/13![Alaska Airlines logo]()
$297
This United Airlines deal was found by Cheapflights users on 7/12. 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.
Wed 9/97:00 am
PDX
- SBP
2 stops10h 22m
United Airlines
Sat 9/1210:52 am
SBP
- PDX
2 stops7h 27m
United Airlines
Deal found 7/12![United Airlines logo]()
$298
This United Airlines deal was found by Cheapflights users on 7/11. 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.
Sat 8/225:30 am
PDX
- SBP
1 stop6h 23m
United Airlines
Mon 8/242:20 pm
SBP
- PDX
1 stop6h 39m
United Airlines
Deal found 7/11![United Airlines logo]()
$302
This United Airlines deal was found by Cheapflights users on 7/10. 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.
Sun 9/63:43 pm
PDX
- SBP
1 stop4h 14m
United Airlines
Sat 9/1210:52 am
SBP
- PDX
2 stops7h 27m
United Airlines
Deal found 7/10![United Airlines logo]()
$307
This Alaska Airlines deal was found by Cheapflights users on 7/12. 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.
Wed 10/710:30 am
PDX
- SBP
1 stop13h 13m
Alaska Airlines
Sun 10/117:30 am
SBP
- PDX
Nonstop2h 04m
Alaska Airlines
Deal found 7/12![Alaska Airlines logo]()
$310
This United Airlines deal was found by Cheapflights users on 7/13. 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.
Wed 9/29:00 am
PDX
- SBP
2 stops8h 22m
United Airlines
Fri 9/114:25 pm
SBP
- PDX
2 stops8h 12m
United Airlines
Deal found 7/13![United Airlines logo]()
$312
Best flights from Portland to San Luis ObispoDiscover carefully curated flight deals from Portland to San Luis Obispo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 14, 2026.
Discover carefully curated flight deals from Portland to San Luis Obispo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 14, 2026.
This United Airlines deal was found by Cheapflights users on 7/9. 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.
Wed 9/911:15 am
PDX
- SBP
1 stop4h 12m
United Airlines
Sat 9/1210:52 am
SBP
- PDX
2 stops7h 27m
United Airlines
Deal found 7/9![United Airlines logo]()
$292
This Alaska Airlines deal was found by Cheapflights users on 7/13. 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.
Thu 9/32:41 pm
PDX
- SBP
Nonstop2h 13m
Alaska Airlines
Fri 9/115:34 pm
SBP
- PDX
Nonstop2h 02m
Alaska Airlines
Deal found 7/13![Alaska Airlines logo]()
$297
This Alaska Airlines deal was found by Cheapflights users on 7/10. 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.
Tue 8/112:45 pm
PDX
- SBP
Nonstop2h 10m
Alaska Airlines
Sat 8/157:30 am
SBP
- PDX
Nonstop1h 59m
Alaska Airlines
Deal found 7/10![Alaska Airlines logo]()
$297
This United Airlines deal was found by Cheapflights users on 7/11. 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.
Thu 8/275:30 am
PDX
- SBP
1 stop6h 23m
United Airlines
Mon 8/314:25 pm
SBP
- PDX
2 stops8h 12m
United Airlines
Deal found 7/11![United Airlines logo]()
$322
This Alaska Airlines deal was found by Cheapflights users on 7/13. 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.
Tue 10/139:33 pm
PDX
- SBP
2 stops17h 23m
Alaska Airlines
Sat 10/173:36 pm
SBP
- PDX
1 stop5h 04m
Alaska Airlines
Deal found 7/13![Alaska Airlines logo]()
$316
This Alaska Airlines deal was found by Cheapflights users on 7/11. 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.
Fri 10/232:33 pm
PDX
- SBP
Nonstop2h 14m
Alaska Airlines
Mon 10/263:36 pm
SBP
- PDX
1 stop5h 04m
Alaska Airlines
Deal found 7/11![Alaska Airlines logo]()
$325
This Alaska Airlines deal was found by Cheapflights users on 7/11. 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.
Thu 8/2710:33 am
PDX
- SBP
1 stop13h 17m
Alaska Airlines
Mon 8/317:33 am
SBP
- PDX
Nonstop2h 02m
Alaska Airlines
Deal found 7/11![Alaska Airlines logo]()
$325
This Alaska Airlines deal was found by Cheapflights users on 7/13. 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.
Fri 10/95:33 pm
PDX
- SBP
1 stop6h 10m
Alaska Airlines
Sun 10/117:30 am
SBP
- PDX
Nonstop2h 04m
Alaska Airlines
Deal found 7/13![Alaska Airlines logo]()
$327
Last-minute flights from Portland to San Luis ObispoDiscover last-minute flight deals from Portland to San Luis Obispo. Data last updated July 14, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to San Luis Obispo. Data last updated July 14, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 7/12. 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.
Thu 8/69:35 pm
PDX
- SBP
Nonstop2h 10m
Alaska Airlines
Thu 8/206:00 am
SBP
- PDX
1 stop16h 55m
Alaska Airlines
Deal found 7/12![Alaska Airlines logo]()
$325
This United Airlines deal was found by Cheapflights users on 7/10. 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.
Fri 8/75:15 am
PDX
- SBP
1 stop6h 23m
United Airlines
Thu 8/138:33 pm
SBP
- PDX
1 stop3h 57m
United Airlines
Deal found 7/10![United Airlines logo]()
$317
This Alaska Airlines deal was found by Cheapflights users on 7/13. 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.
Tue 8/115:50 pm
PDX
- SBP
Nonstop2h 12m
Alaska Airlines
Sat 8/155:35 pm
SBP
- PDX
Nonstop1h 59m
Alaska Airlines
Deal found 7/13![Alaska Airlines logo]()
$297
This Priceline deal was found by Cheapflights users on 7/13. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/125:50 pm
PDX
- SBP
Nonstop2h 12m
Alaska Airlines
Wed 8/193:24 pm
SBP
- PDX
1 stop7h 31m
Alaska Airlines
Deal found 7/13![Alaska Airlines logo]()
$287
This United Airlines deal was found by Cheapflights users on 7/13. 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.
Tue 8/185:30 am
PDX
- SBP
1 stop6h 23m
United Airlines
Sat 8/222:20 pm
SBP
- PDX
1 stop6h 46m
United Airlines
Deal found 7/13![United Airlines logo]()
$329
This Priceline deal was found by Cheapflights users on 7/11. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/227:55 am
PDX
- SBP
1 stop6h 49m
Alaska Airlines
Mon 8/247:33 am
SBP
- PDX
Nonstop2h 02m
Alaska Airlines
Deal found 7/11![Alaska Airlines logo]()
$292
This United Airlines deal was found by Cheapflights users on 7/11. 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.
Sat 8/225:30 am
PDX
- SBP
1 stop6h 23m
United Airlines
Mon 8/242:20 pm
SBP
- PDX
1 stop6h 39m
United Airlines
Deal found 7/11![United Airlines logo]()
$302
This Priceline deal was found by Cheapflights users on 7/10. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/252:41 pm
PDX
- SBP
Nonstop2h 13m
Alaska Airlines
Sat 8/297:33 am
SBP
- PDX
Nonstop2h 02m
Alaska Airlines
Deal found 7/10![Alaska Airlines logo]()
$267
This United Airlines deal was found by Cheapflights users on 7/10. 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.
Thu 8/279:00 am
PDX
- SBP
1 stop6h 21m
United Airlines
Mon 8/314:25 pm
SBP
- PDX
2 stops8h 12m
United Airlines
Deal found 7/10![United Airlines logo]()
$322
One-way flights from Portland to San Luis ObispoSearch for one-way flight options from Portland to San Luis Obispo. Find affordable one-way fares based on user searches. Data last updated July 14, 2026.
Search for one-way flight options from Portland to San Luis Obispo. Find affordable one-way fares based on user searches. Data last updated July 14, 2026.
This Alaska Airlines deal was found by Cheapflights users on 7/13. 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.
Wed 8/197:55 am
PDX
- SBP
1 stop6h 49m
Alaska Airlines
Deal found 7/13![Alaska Airlines logo]()
$139
This United Airlines deal was found by Cheapflights users on 7/12. 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.
Wed 8/197:00 am
PDX
- SBP
2 stops10h 22m
United Airlines
Deal found 7/12![United Airlines logo]()
$149
This Priceline deal was found by Cheapflights users on 7/11. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/52:33 pm
PDX
- SBP
Nonstop2h 14m
Alaska Airlines
Deal found 7/11![Alaska Airlines logo]()
$169
This Priceline deal was found by Cheapflights users on 7/13. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/187:19 am
PDX
- SBP
2 stops9h 58m
Alaska Airlines
Deal found 7/13![Alaska Airlines logo]()
$178
This United Airlines deal was found by Cheapflights users on 7/12. 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.
Fri 8/77:00 am
PDX
- SBP
1 stop4h 38m
United Airlines
Deal found 7/12![United Airlines logo]()
$179
This Alaska Airlines deal was found by Cheapflights users on 7/12. 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.
Tue 12/157:00 am
PDX
- SBP
2 stops8h 06m
Alaska Airlines
Deal found 7/12![Alaska Airlines logo]()
$193
This Alaska Airlines deal was found by Cheapflights users on 7/13. 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.
Mon 8/179:35 pm
PDX
- SBP
Nonstop2h 10m
Alaska Airlines
Deal found 7/13![Alaska Airlines logo]()
$209
This United Airlines deal was found by Cheapflights users on 7/13. 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.
Mon 8/173:43 pm
PDX
- SBP
2 stops7h 54m
United Airlines
Deal found 7/13![United Airlines logo]()
$224
Find flight deals from Portland to San Luis Obispo
Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to San Luis Obispo (SBP). 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 July 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $257 (Alaska Airlines) |
One-way from | $139 (Alaska Airlines) |
Popular in | March |
Cheapest in | December |
Average price | $367 |
Good round-trip deal | $297 or less |
Good one-way deal | $333 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland to San Luis Obispo 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 July 14, 2026.
Use the filters below to find and compare flights from Portland to San Luis Obispo that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortlandSan Luis Obispo
PDX - SBP
PDXSBP
Portland
Wed 9/9
11:15 am-3:27 pm
1 stop4h 12m
San Luis Obispo County
Sat 9/12
10:52 am-6:19 pm
2 stops7h 27m
$292
PortlandSan Luis Obispo
PDX - SBP
PDXSBP
Portland
Thu 9/3
2:41 pm-4:54 pm
Nonstop2h 13m
San Luis Obispo County
Fri 9/11
5:34 pm-7:36 pm
Nonstop2h 02m
$297
Quickest round-trip
PortlandSan Luis Obispo
PDX - SBP
PDXSBP
Portland
Tue 8/11
2:45 pm-4:55 pm
Nonstop2h 10m
San Luis Obispo County
Sat 8/15
7:30 am-9:29 am
Nonstop1h 59m
$297
PortlandSan Luis Obispo
PDX - SBP
PDXSBP
Portland
Tue 10/13
9:33 pm-2:56 pm
2 stops17h 23m
San Luis Obispo County
Sat 10/17
3:36 pm-8:40 pm
1 stop5h 04m
$316
PortlandSan Luis Obispo
PDX - SBP
PDXSBP
Portland
Thu 8/27
5:30 am-11:53 am
1 stop6h 23m
San Luis Obispo County
Mon 8/31
4:25 pm-12:37 am
2 stops8h 12m
$322
PortlandSan Luis Obispo
PDX - SBP
PDXSBP
Portland
Fri 10/23
2:33 pm-4:47 pm
Nonstop2h 14m
San Luis Obispo County
Mon 10/26
3:36 pm-8:40 pm
1 stop5h 04m
$325
PortlandSan Luis Obispo
PDX - SBP
PDXSBP
Portland
Thu 8/27
10:33 am-11:50 pm
1 stop13h 17m
San Luis Obispo County
Mon 8/31
7:33 am-9:35 am
Nonstop2h 02m
$325
PortlandSan Luis Obispo
PDX - SBP
PDXSBP
Portland
Fri 10/9
5:33 pm-11:43 pm
1 stop6h 10m
San Luis Obispo County
Sun 10/11
7:30 am-9:34 am
Nonstop2h 04m
$327
Cheapest one-way
PortlandSan Luis Obispo
PDX - SBP
PDXSBP
Portland
Wed 8/19
7:55 am-2:44 pm
1 stop6h 49m
$139
PortlandSan Luis Obispo
PDX - SBP
PDXSBP
Portland
Wed 8/19
7:00 am-5:22 pm
2 stops10h 22m
$149
Showing 1-10 of 15 resultsSorted by cheapest first
Compare providers for flights from Portland to San Luis Obispo
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 Portland to San Luis Obispo in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Portland-San Luis Obispo flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-San Luis Obispo flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-San Luis Obispo flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Portland-San Luis Obispo 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 Portland-San Luis Obispo 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 Portland to San Luis Obispo
Have a flexible travel schedule? Discover the best time to fly to San Luis Obispo from Portland with our price prediction graph.
PDX-SBP
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 Portland to San Luis Obispo
Prices
Airlines
How far ahead should I book a flight from Portland to San Luis Obispo?
To ensure you get the cheapest price possible for a flight from Portland to San Luis Obispo, you should look to book at least 66 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 Portland to San Luis Obispo?
Currently, December is the cheapest month in which you can book a flight from Portland to San Luis Obispo (average of $269). Flying from Portland to San Luis Obispo in March is currently the most expensive (average of $417). 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 PDX to SBP?
Find hourly flight availability from Portland 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 July 14, 2026.
Unlike in the morning, when flights are generally more expensive, you can save up to 32% on flights from Portland to San Luis Obispo by exploring options for tickets in the afternoon.
Reviews of airlines servicing San Luis Obispo
Get insights into the airlines that provide service to San Luis Obispo. 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 San Luis Obispo. Reviews last updated July 14, 2026.
Get a feel of what it's like to fly with Alaska Airlines and United Airlines from Portland to San Luis Obispo by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.9
Boarding
8.1
Comfort
7.8
Food
7.1
Crew
8.5
Entertainment
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Nov 2025
PDX - BNA
Overall
7.9
Boarding
8.1
Comfort
7.8
Food
7.1
Crew
8.5
Entertainment
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Nov 2025
PDX - BNA
Overall
7.9
Boarding
8.1
Comfort
7.8
Food
7.1
Crew
8.5
Entertainment
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Nov 2025
PDX - BNA
Related info for your journey
Find useful and relevant information for your journey from Portland 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.
Traveling to a place near San Luis Obispo?
Book flights to San Luis Obispo if you plan to visit one of these locationsCambria
Morro Bay
Arroyo Grande
San Simeon
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Portland
Popular flights
San Luis Obispo flight routes
Alternative routes for Portland to San Luis Obispo
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to San Luis Obispo by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Portland to San Luis Obispo by cabin class
Find flights from Portland to San Luis Obispo, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Portland and San Luis Obispo flights
Browse other Portland and San Luis Obispo flight options. Last updated on July 14, 2026.
Other flights from Portland
Browse through other flights departing from Portland. Flights are based on user searches made on Cheapflights and were last updated on July 14, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to San Luis Obispo
Explore flights to San Luis Obispo departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 14, 2026.
Top 2 airlines flying from Portland to San Luis Obispo
Discover the top 2 airlines that operate flights from Portland to San Luis Obispo. 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 July 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$176 | Average$367 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$177 | Average$344 | FlexibilityNo cancel fee | On-time75% |