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$384+ Cheap flights from San Luis Obispo to Portland, ME (SBP - PWM)

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 8/28. Fares are subject to change and may not be available on all flights or dates of travel.
SBP — PWM
Aug 26 — Sep 21
Wed 8/26
Wed 9/2
1 adult, Economy
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Cheap flight deals from San Luis Obispo to Portland

Cheapest flights from San Luis Obispo to Portland
Explore the most affordable flight options available from San Luis Obispo to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 27, 2026.

This American Airlines deal was found by Cheapflights users on 7/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/307:08 pm
SBP
-
PWM
2 stops14h 32m
American Airlines
Thu 9/102:03 pm
PWM
-
SBP
2 stops11h 48m
American Airlines
Deal found 7/24$389
This United Airlines deal was found by Cheapflights users on 7/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/255:00 am
SBP
-
PWM
2 stops13h 23m
United Airlines
Sat 8/295:15 am
PWM
-
SBP
2 stops11h 09m
United Airlines
Deal found 7/23$435
This United Airlines deal was found by Cheapflights users on 7/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/318:33 pm
SBP
-
PWM
2 stops15h 01m
United Airlines
Sat 9/193:37 pm
PWM
-
SBP
1 stop8h 18m
United Airlines
Deal found 7/23$441
This United Airlines deal was found by Cheapflights users on 7/26. 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 9/155:00 am
SBP
-
PWM
1 stop7h 51m
United Airlines
Tue 9/2910:43 am
PWM
-
SBP
2 stops13h 17m
United Airlines
Deal found 7/26$450
This United Airlines deal was found by Cheapflights users on 7/24. 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 8/308:33 pm
SBP
-
PWM
2 stops10h 31m
United Airlines
Thu 9/103:37 pm
PWM
-
SBP
1 stop8h 18m
United Airlines
Deal found 7/24$480
This American Airlines deal was found by Cheapflights users on 7/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/156:00 am
SBP
-
PWM
2 stops13h 13m
American Airlines
Tue 9/297:32 am
PWM
-
SBP
2 stops14h 02m
American Airlines
Deal found 7/22$484
This United Airlines deal was found by Cheapflights users on 7/26. 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 11/75:00 am
SBP
-
PWM
1 stop8h 02m
United Airlines
Wed 11/113:23 pm
PWM
-
SBP
1 stop8h 47m
United Airlines
Deal found 7/26$489

Find flight deals from San Luis Obispo to Portland

Discover tips and strategies to find the most affordable flight options for your journey from San Luis Obispo (SBP) to Portland (PWM). 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 27, 2026.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$389
(United Airlines)

One-way from

$384
(American Airlines)
Provider with most accurate pricing for San Luis Obispo County-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Luis Obispo County-Portland flights.
Search Deals
From San Luis Obispo County to Portland
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One-way flight from San Luis Obispo County to Portland
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Cheapflights Fare Finder

 
Customize your flight search to find flights from San Luis Obispo to Portland 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 27, 2026.
Use the filters below to find and compare flights from San Luis Obispo to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San Luis ObispoPortland

SBP - PWM

SBPPWM

San Luis Obispo County

Mon 8/31

8:33 pm-2:34 pm

2 stops15h 01m

Portland

Sat 9/19

3:37 pm-8:55 pm

1 stop8h 18m

$441

San Luis ObispoPortland

SBP - PWM

SBPPWM

San Luis Obispo County

Tue 9/15

5:00 am-3:51 pm

1 stop7h 51m

Portland

Tue 9/29

10:43 am-9:00 pm

2 stops13h 17m

$450

San Luis ObispoPortland

SBP - PWM

SBPPWM

San Luis Obispo County

Sun 8/30

8:33 pm-10:04 am

2 stops10h 31m

Portland

Thu 9/10

3:37 pm-8:55 pm

1 stop8h 18m

$480
Quickest round-trip

San Luis ObispoPortland

SBP - PWM

SBPPWM

San Luis Obispo County

Sat 11/7

5:00 am-4:02 pm

1 stop8h 02m

Portland

Wed 11/11

3:23 pm-9:10 pm

1 stop8h 47m

$489
Cheapest one-way
Quickest one-way

San Luis ObispoPortland

SBP - PWM

SBPPWM

San Luis Obispo County

Sat 8/29

5:00 am-3:51 pm

1 stop7h 51m

$434

San Luis ObispoPortland

SBP - PWM

SBPPWM

San Luis Obispo County

Fri 8/28

5:00 am-3:51 pm

1 stop7h 51m

$434

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/23

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on San Luis Obispo-Portland, Maine flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on San Luis Obispo-Portland, Maine flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from San Luis Obispo-Portland, Maine flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Luis Obispo-Portland, Maine flights, Cheapflights users trust Expedia the most. Expedia 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-Portland, Maine 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 Portland

Have a flexible travel schedule? Discover the best time to fly to Portland 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.

Related info for your journey

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

  • How long is the flight from San Luis Obispo to Portland, Maine?

    For as low as $441, United Airlines can have you in Portland, Maine from San Luis Obispo in 15h 01m. The distance from San Luis Obispo to Portland, Maine is about 2703 mi.

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

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

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

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

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

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

See more FAQs

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
North Conway
Lewiston
Brunswick
Conway

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