$54 Cheap Flights from Portland (PDX) to San Francisco (SFO)

View $54 flight on Mon, Nov 10, 2025Opens in a new window

Popular airlines from Portland International Airport (PDX) to San Francisco Intl. Airport (SFO)

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Today's featured flight deals from Portland International Airport (PDX) to San Francisco Intl. Airport (SFO)

Nonstop
Carry-on included
Lower price than typical

Cheap Flights from Portland to San Francisco (PDX-SFO)

Prices were available within the past 7 days and start at $54 for one-way flights and $97 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Thu, Feb 5 - Mon, Feb 9
PDX
Portland
SFO
San Francisco
$97 Roundtrip, found 2 days ago
$97
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Thu, Feb 5 from Portland to San Francisco, returning Mon, Feb 9, priced at $97 found 2 days ago
United
Thu, Nov 13 - Mon, Dec 15
PDX
Portland
SFO
San Francisco
$99 Roundtrip, found 3 days ago
$99
Roundtrip
found 3 days ago
Select United flight, departing Thu, Nov 13 from Portland to San Francisco, returning Mon, Dec 15, priced at $99 found 3 days ago
Frontier Airlines
Mon, Dec 8 - Wed, Dec 17
PDX
Portland
SFO
San Francisco
$108 Roundtrip, found 16 hours ago
$108
Roundtrip
found 16 hours ago
Select Frontier Airlines flight, departing Mon, Dec 8 from Portland to San Francisco, returning Wed, Dec 17, priced at $108 found 16 hours ago
Frontier Airlines
Thu, Dec 4 - Wed, Dec 10
PDX
Portland
SFO
San Francisco
$123 Roundtrip, found 23 hours ago
$123
Roundtrip
found 23 hours ago
Select Frontier Airlines flight, departing Thu, Dec 4 from Portland to San Francisco, returning Wed, Dec 10, priced at $123 found 23 hours ago
Alaska Airlines
Thu, Feb 5 - Mon, Feb 9
PDX
Portland
SFO
San Francisco
$127 Roundtrip, found 2 days ago
$127
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Thu, Feb 5 from Portland to San Francisco, returning Mon, Feb 9, priced at $127 found 2 days ago
Frontier Airlines
Mon, Dec 8 - Sat, Dec 13
PDX
Portland
SFO
San Francisco
$128 Roundtrip, found 1 hour ago
$128
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Mon, Dec 8 from Portland to San Francisco, returning Sat, Dec 13, priced at $128 found 1 hour ago
Alaska Airlines
Thu, Nov 13 - Mon, Dec 15
PDX
Portland
SFO
San Francisco
$133 Roundtrip, found 3 days ago
$133
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Thu, Nov 13 from Portland to San Francisco, returning Mon, Dec 15, priced at $133 found 3 days ago
Alaska Airlines
Sat, Dec 6 - Sat, Dec 13
PDX
Portland
SFO
San Francisco
$137 Roundtrip, found 1 hour ago
$137
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Sat, Dec 6 from Portland to San Francisco, returning Sat, Dec 13, priced at $137 found 1 hour ago
Southwest Airlines
Tue, Nov 11 - Sat, Nov 15
PDX
Portland
SFO
San Francisco
$147 Roundtrip, found 3 hours ago
$147
Roundtrip
found 3 hours ago
Select Southwest Airlines flight, departing Tue, Nov 11 from Portland to San Francisco, returning Sat, Nov 15, priced at $147 found 3 hours ago
Delta
Sat, Jan 10 - Wed, Jan 14
PDX
Portland
SFO
San Francisco
$148 Roundtrip, found 3 hours ago
$148
Roundtrip
found 3 hours ago
Select Delta flight, departing Sat, Jan 10 from Portland to San Francisco, returning Wed, Jan 14, priced at $148 found 3 hours ago

Find the cheapest month to fly from Portland (PDX) to San Francisco (SFO)

January is typically the cheapest month to fly

From $48 - $168 per traveler.

Alternative airports near San Francisco

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Oakland Intl. OAK. Cheapest option available. Average driving time to city center is 26 minutes. Flights from $349
OAK
Oakland Intl.
Cheapest
Average driving time to city center26 min
Flights from $349

Frequently asked questions

How much does a flight from Portland Intl. Airport (PDX) to San Francisco Intl. Airport (SFO) cost?
Snag a cheap one-way flight from $54 or cheap return flight from $97 from Portland Intl. Airport (PDX) to San Francisco Intl. Airport (SFO) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Portland Intl. Airport (PDX) to San Francisco Intl. Airport (SFO)?
Traveling in February can help you save, as it's the cheapest month for flights between PDX and SFO. You'll often find the lowest prices during off-peak months.
Which airlines fly direct from Portland Intl. Airport (PDX) to San Francisco Intl. Airport (SFO)?
Fly straight to San Francisco Intl. Airport (SFO). 3 airlines operate direct routes from Portland Intl. Airport (PDX), including:

  • Alaska Airlines
  • United Airlines
  • Frontier Airlines

What is the cheapest airline that flies from Portland Intl. Airport (PDX) to San Francisco Intl. Airport (SFO)?
Frontier Airlines and United Airlines are some popular airlines offering reasonable fares. Keep in mind that flight prices from Portland Intl. Airport (PDX) to San Francisco Intl. Airport (SFO) can vary based on demand, travel dates and how early you book. With Expedia's search tool, you can easily find a PDX to SFO flight that works with your plans and budget.
How many flights per day from Portland Intl. Airport (PDX) to San Francisco Intl. Airport (SFO)?
When flying out of Portland Intl. Airport (PDX), you'll have a choice from an average of 10 daily direct flights to San Francisco Intl. Airport (SFO).
What are the most popular departure times for flights from Portland Intl. Airport (PDX) to San Francisco Intl. Airport (SFO)?
The 11 AM departures from PDX to SFO see the highest demand. These flights can come with a higher price due to their popularity. If you want to save money, book during off-peak hours.
What day of the week has the most flights from PDX to SFO?
Travel on a Friday if you're looking for the best selection of flights from Portland Intl. Airport (PDX) to San Francisco Intl. Airport (SFO).
What is the earliest flight from Portland Intl. Airport (PDX) to San Francisco Intl. Airport (SFO)?
Catch the earliest flight at around 6:03AM UTC-8, heading out of Portland Intl. Airport (PDX). You'll be traveling for about 1h 57m, touching down at San Francisco Intl. Airport (SFO) at approximately 8:00AM UTC-8.
How long does it take to fly from Portland Intl. Airport (PDX) to San Francisco Intl. Airport (SFO)?
The average flight time from PDX to SFO is 1 hour and 53 minutes, covering a distance of 550 mi.
What airline has the least delays from PDX to SFO?
Consider booking with American Airlines if you'd like to fly straight from Portland Intl. Airport (PDX) to San Francisco Intl. Airport (SFO) without any holdups. This carrier has the strongest track record for punctuality, with an on-time score of 91%. Want to be notified if anything changes? You can check your flight status using the Expedia App.
What is the best time to fly from Portland Intl. Airport (PDX) to San Francisco Intl. Airport (SFO)?
To avoid potential delays on the Portland Intl. Airport (PDX) to San Francisco Intl. Airport (SFO) route, travel before 3 PM. Departures after this time have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for San Francisco from Portland Intl. Airport (PDX)?
Portland Intl. Airport (PDX) has direct flights to San Francisco. Here are some of the airports you can fly to without stops:

  • San Francisco Intl. Airport (SFO)
  • Norman Y. Mineta San Jose Intl. Airport (SJC)
  • Oakland Intl. Airport (OAK)

Is it cheaper to buy a plane ticket from Portland Intl. Airport (PDX) to San Francisco Intl. Airport (SFO) last-minute?
Booking your ticket from PDX to SFO right before your journey is usually more expensive. But if there's some wiggle room with your departure dates and times, you could snag a cheap last-minute fare.
Is it cheaper to book a PDX to SFO flight and hotel package?
Opting for a PDX to SFO flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Pick from our extensive range of stays and then add car rentals, flights and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Portland Intl. Airport (PDX) to San Francisco Intl. Airport (SFO)?
If you reserved your PDX to SFO flight in the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more details.

Travel information

Origin airport
Portland Intl.
Destination airport
San Francisco Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, United
Roundtrip price
$91
Distance
550 mi
Average flight time
1 hour 51 mins

Book with confidence

Portland to San Francisco Flights

The cheapest times to fly from Portland to San Francisco

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Portland to San Francisco are during the month of February. You can find some of the cheapest flights from Portland to San Francisco with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Portland to San Francisco

Sunday is one of the best days to book for cheap flights from Portland to San Francisco: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Portland to San Francisco

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Portland to San Francisco in 2025. You can also book with separate airlines for your outbound and return journeys, from $54 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Portland to San Francisco flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Portland to San Francisco airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Portland to San Francisco Flights

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*Available to One Key members.