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$54+ Cheap flights from Portland to San Francisco (PDX - SFO)

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 11/4. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — SFO
Nov 13 — Nov 201
Thu 11/13
Thu 11/20
1 adult, Economy
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Find cheap flights from Portland to San Francisco 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”

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3. Compare prices and book

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Cheapflights Tip: The best prices from Portland to San Francisco are usually found in January or December, booked 62 days in advance, depart on a Friday or Thursday and return on a Friday

Find flight deals from Portland to San Francisco

Cheapest flights from Portland to San Francisco
Explore the most affordable flight options available from Portland to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 14, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 10/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/17:00 amPDX - SFO
Nonstop1h 55mAlaska Airlines
Tue 11/48:00 amSFO - PDX
Nonstop1h 49mAlaska Airlines
Deal found 10/11$116
This Mytrip deal was found by Cheapflights users on 10/13. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/87:28 pmPDX - SFO
1 stop25h 40mFrontier
Thu 12/116:21 amSFO - PDX
1 stop29h 36mFrontier
Deal found 10/13$120
This Cheapflightsfares deal was found by Cheapflights users on 10/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/27:00 amPDX - SFO
Nonstop1h 55mAlaska Airlines
Wed 11/511:29 amSFO - PDX
Nonstop1h 54mAlaska Airlines
Deal found 10/12$126
This Alaska Airlines deal was found by Cheapflights users on 10/14. 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.
Sat 11/81:38 pmPDX - SFO
1 stop4h 25mAlaska Airlines
Wed 11/126:59 pmSFO - PDX
Nonstop1h 51mAlaska Airlines
Deal found 10/14$127
This Trip.com deal was found by Cheapflights users on 10/12. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/155:41 pmPDX - SFO
Nonstop2h 06mMultiple Airlines
Mon 11/176:34 amSFO - PDX
1 stop29h 22mMultiple Airlines
Deal found 10/12$128
This Frontier deal was found by Cheapflights users on 10/12. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1512:52 pmPDX - SFO
1 stop9h 35mFrontier
Sun 11/168:55 pmSFO - PDX
1 stop12h 23mFrontier
Deal found 10/12$129
This Booking.com deal was found by Cheapflights users on 10/13. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2812:52 pmPDX - SFO
1 stop9h 35mFrontier
Fri 10/318:09 pmSFO - PDX
1 stop15h 47mFrontier
Deal found 10/13$130
This Alaska Airlines deal was found by Cheapflights users on 10/12. 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 11/117:00 amPDX - SFO
Nonstop1h 55mAlaska Airlines
Tue 11/1111:29 amSFO - PDX
Nonstop1h 54mAlaska Airlines
Deal found 10/12$131
This Orbitz deal was found by Cheapflights users on 10/11. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/112:52 pmPDX - SFO
1 stop9h 35mMultiple Airlines
Tue 11/411:29 amSFO - PDX
Nonstop1h 54mMultiple Airlines
Deal found 10/11$133
This Cheapflightsfares deal was found by Cheapflights users on 10/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/42:30 pmPDX - SFO
Nonstop1h 52mAlaska Airlines
Wed 11/126:59 pmSFO - PDX
Nonstop1h 51mAlaska Airlines
Deal found 10/12$136
This Alaska Airlines deal was found by Cheapflights users on 10/13. 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 11/1110:40 amPDX - SFO
Nonstop1h 55mAlaska Airlines
Tue 11/188:00 amSFO - PDX
Nonstop1h 49mAlaska Airlines
Deal found 10/13$137
This Frontier deal was found by Cheapflights users on 10/12. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/612:52 pmPDX - SFO
1 stop11h 22mFrontier
Sun 11/98:55 pmSFO - PDX
1 stop12h 23mFrontier
Deal found 10/12$141

Cheap flight deals from Portland to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to San Francisco (SFO). 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 October 14, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$116
(Cheapflightsfares)

One-way from

$54
(Frontier)

Popular in

March

Cheapest in

January

Average price

$194

Good round-trip deal

$273 or less

Good one-way deal

$130 or less
Provider with most accurate pricing for Portland-San Francisco flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-San Francisco flights.
Search Deals
From Portland to San Francisco
Search Deals
One-way flight from Portland to San Francisco
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($32 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Portland to San Francisco.
Search Deals
Price to beat on a one-way flight from Portland to San Francisco.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to San Francisco 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 October 14, 2025.
Use the filters below to find and compare flights from Portland to San Francisco that are best for you.

Fly from

Portland

Fly to

San Francisco

Route

Depart

Return

Price

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Tue 11/18

10:40 am-12:35 pm

Nonstop1h 55m

San Francisco

Tue 11/18

3:01 pm-4:50 pm

Nonstop1h 49m

$131

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Sat 12/6

10:10 am-12:09 pm

Nonstop1h 59m

San Francisco

Wed 12/10

12:55 pm-2:47 pm

Nonstop1h 52m

$137

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Sat 12/20

5:50 pm-7:49 pm

Nonstop1h 59m

San Francisco

Tue 12/30

3:07 pm-4:57 pm

Nonstop1h 50m

$137

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Mon 2/9

5:50 pm-7:49 pm

Nonstop1h 59m

San Francisco

Wed 2/11

6:56 pm-8:50 pm

Nonstop1h 54m

$147

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Wed 12/10

7:04 am-8:59 am

Nonstop1h 55m

San Francisco

Sat 12/13

12:22 pm-5:55 pm

1 stop5h 33m

$147

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Sat 11/15

11:14 am-5:38 pm

1 stop6h 24m

San Francisco

Tue 11/18

6:59 pm-8:50 pm

Nonstop1h 51m

$147

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Sat 12/6

2:30 pm-4:32 pm

Nonstop2h 02m

San Francisco

Wed 12/10

12:22 pm-4:40 pm

1 stop4h 18m

$147

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Sat 11/8

11:14 am-5:38 pm

1 stop6h 24m

San Francisco

Wed 11/12

11:29 am-1:23 pm

Nonstop1h 54m

$147

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Sat 11/8

11:14 am-5:38 pm

1 stop6h 24m

San Francisco

Tue 11/11

11:29 am-1:23 pm

Nonstop1h 54m

$147

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Tue 11/11

5:30 pm-10:41 pm

1 stop5h 11m

San Francisco

Wed 11/12

8:00 am-12:38 pm

1 stop4h 38m

$156

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/14

Showing 1-10 of 19 results
1
2

Compare providers for flights from Portland to San Francisco

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 Francisco in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star
CheapfaremartPrice Accuracy-Trust Score*1 star
CheapOairPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy2 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Portland-San Francisco flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-San Francisco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-San Francisco flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-San Francisco 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 Francisco 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 Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Portland 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 Portland to San Francisco

How far ahead should I book a flight from Portland to San Francisco?

Use this chart to determine the optimal time to book a round-trip flight from Portland to San Francisco. Price data was last updated on October 10, 2025.

The price you pay for your flight from Portland to San Francisco may vary depending on when you book. For the best chance of a lower fare, look to book 62 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 Portland to San Francisco?

Currently, January is the cheapest month in which you can book a flight from Portland to San Francisco (average of $36). Flying from Portland to San Francisco in March is currently the most expensive (average of $132). 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 SFO?

Find hourly flight availability from Portland to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 14, 2025.

It’s typically best to fly out from Portland to San Francisco at noon. Doing so could potentially save you 61% on the flight price compared to flying in the evening, which is usually more expensive.

What is the cheapest day to fly from Portland to San Francisco?

Use this chart to determine the cheapest time to fly round-trip from Portland to San Francisco. Price data was last updated on October 12, 2025.

Travelers seeking maximum savings on their Portland to San Francisco flight should consider departing on Friday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

The best insider tips for Portland to San Francisco flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Portland to San Francisco trip
Airlines
United Airlines

United's Economy Plus offers extra legroom seats towards the front of the economy cabin.


United's MileagePlus allows pooling miles with up to five members for easier ticket upgrades.

Read more about United Airlinesby Harriet Baskas
Frontier

Frontier's UpFront Plus seats offer a guaranteed empty middle seat for added comfort.


Early check-in helps secure your place as Frontier overbooks flights frequently.

Read more about Frontierby Marisa Garcia
Airports
PDX

Expect security wait times up to 30 minutes during rush hours. Consider Express Lanes for faster processing if eligible.

Read more about PDXby Brandon Schultz
SFO

Use BART for an affordable 40-minute trip from SFO to downtown San Francisco. Purchase a Clipper Card for easy fare payment.

Read more about SFOby Harriet Baskas
Our travel experts
Harriet Baskas

Harriet Baskas

Expert on United Airlines and SFO

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
Marisa Garcia

Marisa Garcia

Expert on Frontier

Marisa Garcia

Marisa Garcia

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Read more
Brandon Schultz

Brandon Schultz

Expert on PDX

Brandon Schultz

Brandon Schultz

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. 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 Francisco. Reviews last updated October 14, 2025.
Read reviews from past customers who have flown Alaska Airlines, Hawaiian Airlines, and United Airlines from Portland to San Francisco. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,083 reviews

Food

7.1

Crew

8.5

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

PDX - SJC

They had no snacks and had to pay for the Wifi.
Alaska Airlines
8.0
Very good
11,083 reviews
Alaska Airlines
8.0
Very good
11,083 reviews

Food

7.1

Crew

8.5

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

PDX - SJC

They had no snacks and had to pay for the Wifi.
Hawaiian Airlines
7.8
Good
2,779 reviews
Alaska Airlines
8.0
Very good
11,083 reviews

Food

7.1

Crew

8.5

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

PDX - SJC

They had no snacks and had to pay for the Wifi.
United Airlines
7.4
Good
8,977 reviews
Alaska Airlines
8.0
Very good
11,083 reviews

Food

7.1

Crew

8.5

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

PDX - SJC

They had no snacks and had to pay for the Wifi.
American Airlines
7.2
Good
11,044 reviews
Alaska Airlines
8.0
Very good
11,083 reviews

Food

7.1

Crew

8.5

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

PDX - SJC

They had no snacks and had to pay for the Wifi.
Frontier
5.8
Fair
3,135 reviews
Alaska Airlines
8.0
Very good
11,083 reviews

Food

7.1

Crew

8.5

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

PDX - SJC

They had no snacks and had to pay for the Wifi.

Related info for your journey

Find useful and relevant information for your journey from Portland to San Francisco. 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 Portland to San Francisco?

    Booking a flight from Portland (PDX) to San Francisco (SFO) is your only option if you wish to fly from Portland to San Francisco. On a typical day, there are 53 flights from Portland to San Francisco, all of which are around 1h 42m for a nonstop flight. You can also purchase a plane ticket from 5 airlines when you book a flight from Portland to San Francisco.

  • How popular is this Portland to San Francisco flight route?

    This flight path from Portland to San Francisco was viewed by 142 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Portland to San Francisco?

    A quick flight from Portland to San Francisco can take about 1h 55m. Alaska Airlines provides one of the quickest options available for as low as $131. The distance from Portland to San Francisco is about 550 mi. All flights are typically nonstop.

  • What are the cheapest airlines flying from Portland to San Francisco round-trip?

    Cheapflights users have booked flights from Portland to San Francisco round-trip from $36. Other airlines that can offer you cheap pricing are Alaska Airlines, from $64, and Hawaiian Airlines, from $78. You may be able to fly from Portland to San Francisco for 82% less than the average price by searching for these airlines.

  • What are the most reliable airlines from Portland to San Francisco?

    No one likes to see their flight delayed. When booking a flight from Portland to San Francisco consider choosing Horizon Air (100%), Frontier (100%) or Iberia (92%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Portland to San Francisco?

    The cheapest flight price from Portland to San Francisco is $67. On average you can expect to pay $897. The most popular route, (Portland - San Francisco), can usually be booked for $111.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portland to San Francisco 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 Portland to San Francisco?

    Currently, January is the cheapest month in which you can book a flight from Portland to San Francisco (average of $36). Flying from Portland to San Francisco in March is currently the most expensive (average of $132). 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 San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Roseville
Santa Cruz
Livermore
South San Francisco
Turlock
Antioch
Watsonville
Santa Clara
Manteca
Sunnyvale
Vacaville
Hollister
Foster City
Union City
Vallejo
Fairfield
Burlingame
Redwood City
Lodi
San Mateo

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Top 5 airlines flying from Portland to San Francisco

Discover the top 5 airlines that operate flights from Portland to San Francisco. 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 October 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$36Average$96FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$63Average$216FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$78Average$224FlexibilityNo cancel feeOn-time85%
United AirlinesCheapest$109Average$228FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$143Average$312FlexibilityNo cancel feeOn-time71%

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