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$424+ Cheap flights from San Luis Obispo to Portland, ME (SBP - PWM)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/20. Fares are subject to change and may not be available on all flights or dates of travel.
SBP — PWM
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap 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 September 11, 2025.

Round-trip from

$627
(United Airlines)
From San Luis Obispo County to Portland
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Find 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 September 11, 2025.

This American Airlines deal was found by Cheapflights users on 9/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2010:05 amSBP - PWM
2 stops9h 38mAmerican Airlines
Tue 9/306:00 amPWM - SBP
2 stops13h 05mAmerican Airlines
Deal found 9/10$424
This United Airlines deal was found by Cheapflights users on 9/11. 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 9/205:15 amSBP - PWM
1 stop7h 35mUnited Airlines
Tue 9/306:00 amPWM - SBP
2 stops10h 28mUnited Airlines
Deal found 9/11$559
This American Airlines deal was found by Cheapflights users on 9/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/224:18 pmSBP - PWM
2 stops17h 04mAmerican Airlines
Sat 11/295:43 amPWM - SBP
2 stops15h 46mAmerican Airlines
Deal found 9/11$965
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Sat 11/225:15 amSBP - PWM
1 stop7h 33mUnited Airlines
Sat 11/293:20 pmPWM - SBP
1 stop8h 48mUnited Airlines
Deal found 9/10$1,877

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 September 11, 2025.
Use the filters below to find and compare flights from San Luis Obispo to Portland that are best for you.

Fly from

San Luis Obispo

Fly to

Portland

Route

Depart

Return

Price

San Luis ObispoPortland

SBP - PWM

SBPPWM

San Luis Obispo County

Mon 3/9

7:45 am-9:27 pm

2 stops10h 42m

Portland

Wed 3/11

11:17 am-10:36 pm

2 stops14h 19m

$627

San Luis ObispoPortland

SBP - PWM

SBPPWM

San Luis Obispo County

Sat 11/22

4:18 pm-12:22 pm

2 stops17h 04m

Portland

Sat 11/29

5:43 am-6:29 pm

2 stops15h 46m

$965

San Luis ObispoPortland

SBP - PWM

SBPPWM

San Luis Obispo County

Sat 11/22

5:15 am-3:48 pm

1 stop7h 33m

Portland

Sat 11/29

3:20 pm-9:08 pm

1 stop8h 48m

$1,877

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

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.

Cheapflights Insights

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

What is the cheapest month to book a flight from San Luis Obispo to Portland, Maine?

Currently, January is the cheapest month in which you can book a flight from San Luis Obispo to Portland, Maine (average of $296). Flying from San Luis Obispo to Portland, Maine in July is currently the most expensive (average of $394). 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.

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. 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 Portland. Reviews last updated September 11, 2025.
See what other customers who have flown with United Airlines from San Luis Obispo to Portland have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,937 reviews

Entertainment

7.1

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Kathy,Jun 2024

RDD - SFO

United has consistently been good. Every now and then there is a crew member that should probably retire, but most of them are excellent.
United Airlines
7.4
Good
8,937 reviews
United Airlines
7.4
Good
8,937 reviews

Entertainment

7.1

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Kathy,Jun 2024

RDD - SFO

United has consistently been good. Every now and then there is a crew member that should probably retire, but most of them are excellent.

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 $627, United Airlines can have you in Portland, Maine from San Luis Obispo in 10h 42m. The distance from San Luis Obispo to Portland, Maine is about 2703 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What is the cheapest airline to fly from San Luis Obispo to Portland, Maine round-trip?

    United Airlines, at $369, was found to be the cheapest airline from San Luis Obispo to Portland, Maine..

  • 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.

  • What is the cheapest month to book a flight from San Luis Obispo to Portland, Maine?

    Currently, January is the cheapest month in which you can book a flight from San Luis Obispo to Portland, Maine (average of $296). Flying from San Luis Obispo to Portland, Maine in July is currently the most expensive (average of $394). 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

Traveling to a place near Portland?

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

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Top airline flying from San Luis Obispo to Portland

Discover the top airline that operate flights from San Luis Obispo to Portland. 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$369Average$774FlexibilityNo cancel feeOn-time69%

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