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

View $54 flight on Mon, Jun 30, 2025Opens in a new window

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Find available prices by choosing your travel dates.

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 $108 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Mon, Jun 30 - Mon, Jul 7
PDX
Portland
SFO
San Francisco
$108 Roundtrip, found 2 hours ago
$108
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Mon, Jun 30 from Portland to San Francisco, returning Mon, Jul 7, priced at $108 found 2 hours ago
Frontier Airlines
Fri, Jun 13 - Mon, Jun 16
PDX
Portland
SFO
San Francisco
$109 Roundtrip, just found
$109
Roundtrip
just found
Select Frontier Airlines flight, departing Fri, Jun 13 from Portland to San Francisco, returning Mon, Jun 16, priced at $109 just found
Frontier Airlines
Fri, Jun 27 - Fri, Jul 4
PDX
Portland
SFO
San Francisco
$110 Roundtrip, found 9 hours ago
$110
Roundtrip
found 9 hours ago
Select Frontier Airlines flight, departing Fri, Jun 27 from Portland to San Francisco, returning Fri, Jul 4, priced at $110 found 9 hours ago
Frontier Airlines
Mon, Jul 14 - Mon, Jul 21
PDX
Portland
SFO
San Francisco
$115 Roundtrip, found 2 hours ago
$115
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Mon, Jul 14 from Portland to San Francisco, returning Mon, Jul 21, priced at $115 found 2 hours ago
Frontier Airlines
Fri, Aug 15 - Mon, Aug 18
PDX
Portland
SFO
San Francisco
$116 Roundtrip, found 1 hour ago
$116
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Fri, Aug 15 from Portland to San Francisco, returning Mon, Aug 18, priced at $116 found 1 hour ago
Frontier Airlines
Mon, Aug 11 - Fri, Aug 15
PDX
Portland
SFO
San Francisco
$122 Roundtrip, found 4 hours ago
$122
Roundtrip
found 4 hours ago
Select Frontier Airlines flight, departing Mon, Aug 11 from Portland to San Francisco, returning Fri, Aug 15, priced at $122 found 4 hours ago
Delta
Thu, Jun 26 - Mon, Jun 30
PDX
Portland
SFO
San Francisco
$133 Roundtrip, found 1 hour ago
$133
Roundtrip
found 1 hour ago
Select Delta flight, departing Thu, Jun 26 from Portland to San Francisco, returning Mon, Jun 30, priced at $133 found 1 hour ago
American Airlines
Tue, Jun 10 - Mon, Jun 16
PDX
Portland
SFO
San Francisco
$134 Roundtrip, found 3 hours ago
$134
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Tue, Jun 10 from Portland to San Francisco, returning Mon, Jun 16, priced at $134 found 3 hours ago
Alaska Airlines
Thu, May 15 - Wed, May 21
PDX
Portland
SFO
San Francisco
$137 Roundtrip, just found
$137
Roundtrip
just found
Select Alaska Airlines flight, departing Thu, May 15 from Portland to San Francisco, returning Wed, May 21, priced at $137 just found
United
Thu, May 15 - Wed, May 21
PDX
Portland
SFO
San Francisco
$137 Roundtrip, just found
$137
Roundtrip
just found
Select United flight, departing Thu, May 15 from Portland to San Francisco, returning Wed, May 21, priced at $137 just found

Frequently asked questions

How much does a flight from Portland Intl. Airport (PDX) to San Francisco Intl. Airport (SFO) cost?
Pick up cheap return flights starting from $110 from Portland Intl. Airport (PDX) to San Francisco Intl. Airport (SFO). This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Frontier Airlines flight leaving PDX on May 14 2025 and touching down at SFO. The price was last updated on April 24 2025 and has not changed since.
What is the cheapest month to fly from PDX to SFO?
The cheapest flights from PDX to SFO are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
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 PDX to SFO?
Fly from PDX to SFO with Frontier Airlines. This carrier currently offers the cheapest one-way fare for this route, starting from $55. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from PDX on July 14 2025. Prices were last updated on April 24 2025 and have not changed since.
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.
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