$69 Cheap United flights Portland (PDX) to San Francisco (SFO)

You’ll discover affordable round-trip United Airlines flights from $137 from PDX to SFO by sorting your results from “Price (lowest to highest)” on Expedia. Or look for bargains from $69 for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

February is one of the least expensive months to jet off to San Francisco with United Airlines. You could also find great prices on return and one-way fares in April.

Look for cheap United Airlines flights from Portland Intl. Airport (PDX) to San Francisco Intl. Airport (SFO) one to three months prior to your departure date. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. No matter the fare class and itinerary, the ideal day to book a domestic flight is usually Sunday and the most expensive tends to be Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Hop on one of United Airlines’s 33 weekly direct flights from Portland Intl. Airport (PDX) to San Francisco Intl. Airport (SFO). To see your options, enter your origin, destination and dates and hit search. Then use the “Nonstop” and “Airline” filters.

Depart Portland Intl. Airport (PDX) for San Francisco Intl. Airport (SFO) on a direct United Airlines flight, and you’ll be in the air for about 1h 56m.

If you’re looking for flexibility, Thursday offers the most choice for United Airlines flights from Portland Intl. Airport (PDX) to San Francisco Intl. Airport (SFO). You can select from 5 different departures.

The earliest flight from PDX to SFO with United Airlines leaves at 6:03AM UTC-8. You’ll land at 8:00AM UTC-8. The last United Airlines flight of the day takes off at 7:30PM UTC-8 and arrives at 9:26PM UTC-8. With approximately 20% fewer cancellations for morning and mid-morning flights, starting your travel day early is usually the smartest option.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

San Francisco Intl. Airport (SFO) is the main San Francisco gateway for United Airlines flights from Portland Intl. Airport (PDX). Norman Y. Mineta San Jose Intl. Airport (SJC) and Oakland Intl. Airport (OAK) are other options. When organizing your trip with Expedia, select the “All Airports” option for your destination to see all available choices.

A rewarding loyalty program and the ability to collect points through United Mileage Plus are the start of the reasons to leave from PDX to SFO with United Airlines. Plus, when you sign up to Expedia’s free One Key™ program, you can receive OneKeyCash™* in addition to United Airlines’s loyalty program earnings. It’s yours to spend on your next adventure.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

You’ll likely be seated on a Boeing 737-800 or a Boeing 737 MAX 8 when flying United Airlines from Portland Intl. Airport (PDX) to San Francisco Intl. Airport (SFO). However, keep in mind that a different aircraft could be assigned to your route due to operational demands.

It’s usually possible to change or cancel your flight, although additional fees may apply if you made your booking more than 24 hours ago. Want to keep your options open? Make use of Expedia’s “No cancel fee” and “Changes included” filters to find flights that won’t penalize you if you need to alter your plans. To make changes, head to “Trips,” select your flight and click on “Manage Booking” for more details.