102 € Portland (PDX) to San Francisco International (SFO) Cheap Flights

Compare Portland to San Francisco International flight deals

Find the cheapest month or even day of the year to fly to San Francisco International

Book the best San Francisco International fare with no extra fees

Flight deals from Portland to San Francisco International

Looking for a cheap last-minute deal or the best return flight from Portland Airport to San Francisco International Airport? If you want to travel next month, return fares start from 102 €. Find the lowest prices on one-way and return tickets right here.

San Francisco.102 € per passenger.Departing Tue, 27 Oct, returning Wed, 4 Nov.Return flight with United.Outbound direct flight with United departs from Portland on Tue, 27 Oct, arriving in San Francisco International.Inbound direct flight with United departs from San Francisco International on Wed, 4 Nov, arriving in Portland.Price includes taxes and charges.From 102 €, select.

San Francisco.102 € per passenger.Departing Wed, 19 Aug, returning Thu, 27 Aug.Return flight with United.Outbound direct flight with United departs from Portland on Wed, 19 Aug, arriving in San Francisco International.Inbound direct flight with United departs from San Francisco International on Thu, 27 Aug, arriving in Portland.Price includes taxes and charges.From 102 €, select.

San Francisco.102 € per passenger.Departing Mon, 2 Nov, returning Tue, 10 Nov.Return flight with United.Outbound direct flight with United departs from Portland on Mon, 2 Nov, arriving in San Francisco International.Inbound direct flight with United departs from San Francisco International on Tue, 10 Nov, arriving in Portland.Price includes taxes and charges.From 102 €, select.

San Francisco.102 € per passenger.Departing Tue, 1 Sep, returning Wed, 9 Sep.Return flight with United.Outbound direct flight with United departs from Portland on Tue, 1 Sep, arriving in San Francisco International.Inbound direct flight with United departs from San Francisco International on Wed, 9 Sep, arriving in Portland.Price includes taxes and charges.From 102 €, select.

San Francisco.102 € per passenger.Departing Mon, 5 Oct, returning Tue, 13 Oct.Return flight with United.Outbound direct flight with United departs from Portland on Mon, 5 Oct, arriving in San Francisco International.Inbound direct flight with United departs from San Francisco International on Tue, 13 Oct, arriving in Portland.Price includes taxes and charges.From 102 €, select.

San Francisco.102 € per passenger.Departing Thu, 3 Dec, returning Thu, 3 Dec.Return flight with United.Outbound direct flight with United departs from Portland on Thu, 3 Dec, arriving in San Francisco International.Inbound direct flight with United departs from San Francisco International on Thu, 3 Dec, arriving in Portland.Price includes taxes and charges.From 102 €, select.

San Francisco.102 € per passenger.Departing Wed, 23 Sep, returning Thu, 1 Oct.Return flight with United.Outbound direct flight with United departs from Portland on Wed, 23 Sep, arriving in San Francisco International.Inbound direct flight with United departs from San Francisco International on Thu, 1 Oct, arriving in Portland.Price includes taxes and charges.From 102 €, select.

San Francisco.102 € per passenger.Departing Mon, 24 Aug, returning Tue, 1 Sep.Return flight with United.Outbound direct flight with United departs from Portland on Mon, 24 Aug, arriving in San Francisco International.Inbound direct flight with United departs from San Francisco International on Tue, 1 Sep, arriving in Portland.Price includes taxes and charges.From 102 €, select.

San Francisco.120 € per passenger.Departing Sat, 30 Jan, returning Wed, 10 Feb.Return flight with United.Outbound direct flight with United departs from Portland on Sat, 30 Jan, arriving in San Francisco International.Inbound direct flight with United departs from San Francisco International on Wed, 10 Feb, arriving in Portland.Price includes taxes and charges.From 120 €, select.

San Francisco.137 € per passenger.Departing Tue, 22 Sep, returning Wed, 18 Nov.Return flight with Delta.Outbound indirect flight with Delta, departs from Portland on Tue, 22 Sep, arriving in San Francisco International.Inbound indirect flight with Delta, departs from San Francisco International on Wed, 18 Nov, arriving in Portland.Price includes taxes and charges.From 137 €, select.

San Francisco.139 € per passenger.Departing Tue, 22 Sep, returning Wed, 18 Nov.Return flight with Alaska Airlines.Outbound direct flight with Alaska Airlines departs from Portland on Tue, 22 Sep, arriving in San Francisco International.Inbound direct flight with Alaska Airlines departs from San Francisco International on Wed, 18 Nov, arriving in Portland.Price includes taxes and charges.From 139 €, select.

San Francisco.146 € per passenger.Departing Mon, 23 Nov, returning Tue, 1 Dec.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Portland on Mon, 23 Nov, arriving in San Francisco International.Inbound indirect flight with Southwest Airlines, departs from San Francisco International on Tue, 1 Dec, arriving in Portland.Price includes taxes and charges.From 146 €, select.

San Francisco.146 € per passenger.Departing Sat, 16 Jan, returning Mon, 25 Jan.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Portland on Sat, 16 Jan, arriving in San Francisco International.Inbound indirect flight with Southwest Airlines, departs from San Francisco International on Mon, 25 Jan, arriving in Portland.Price includes taxes and charges.From 146 €, select.

San Francisco.158 € per passenger.Departing Thu, 14 Jan, returning Thu, 21 Jan.Return flight with United.Outbound direct flight with United departs from Portland on Thu, 14 Jan, arriving in San Francisco International.Inbound direct flight with United departs from San Francisco International on Thu, 21 Jan, arriving in Portland.Price includes taxes and charges.From 158 €, select.

San Francisco.168 € per passenger.Departing Tue, 24 Nov, returning Wed, 2 Dec.Return flight with United.Outbound direct flight with United departs from Portland on Tue, 24 Nov, arriving in San Francisco International.Inbound direct flight with United departs from San Francisco International on Wed, 2 Dec, arriving in Portland.Price includes taxes and charges.From 168 €, select.

San Francisco.233 € per passenger.Departing Mon, 8 Mar, returning Fri, 19 Mar.Return flight with United.Outbound direct flight with United departs from Portland on Mon, 8 Mar, arriving in San Francisco International.Inbound direct flight with United departs from San Francisco International on Fri, 19 Mar, arriving in Portland.Price includes taxes and charges.From 233 €, select.

Find the cheapest month to fly from Portland to San Francisco International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Portland to San Francisco International flights are currently cheapest in August.

Jul

Aug

Sep

Oct

Nov

Dec

Jan

Feb

Mar

Apr

May

Jun

Direct flights from Portland to San Francisco International

Portland to San Francisco International: Alternative routes

Compare routes from Portland to San Francisco below. You may find an airport to fly into that's cheaper, faster, or easier than San Francisco International.

Portland to San Francisco: Flight information

The things to know before you go.

Cheapest flight found	102 €
Cheapest month to fly	December
Average flight time	1 hr, 56 mins
Most popular airline	United
Average flights per week	521

Finding cheap flights from Portland to San Francisco International: Frequently asked questions

How much are return flights from Portland to San Francisco International?

The best price we found for a return flight from Portland to San Francisco International is 102 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

How long does it take to fly from Portland to San Francisco International?

1 hour and 56 minutes is the average flight time from Portland to San Francisco International.

Which airlines fly direct from Portland to San Francisco International?

United, Qatar Airways and Alaska Airlines fly direct from Portland to San Francisco International.

How many flights are there a week from Portland to San Francisco International?

As of July 2026, there are 521 flights per week flying from Portland to San Francisco International.

When is the cheapest time to fly from Portland to San Francisco International?

The cheapest month to fly from Portland to San Francisco International is usually December.

Which upcoming date is cheapest to fly from Portland Airport to San Francisco International Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Portland Airport to San Francisco International Airport on Thursday, 3 December 2026.

Can I get a direct flight from Portland Airport to San Francisco International Airport?

Yes – the average flight time is 1 hour and 56 minutes.

How can I find the best flight deal to San Francisco International?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Francisco International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to San Francisco?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to San Francisco is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from Portland Airport to San Francisco International with?

Currently, United offers the cheapest flight tickets to San Francisco International.

Travelling from Portland Airport (PDX) to San Francisco International Airport (SFO): what you need to know

Around 1 hour 55 minutes is how long you'll be travelling on a direct flight from Portland Airport to San Francisco International Airport.
Portland and San Francisco follow the same timezone, UTC-8.
Flights from PDX to SFO start from 05:30 — the earliest with United Airlines. The latest departure is at 21:52 with Alaska Airlines. In total, there are 70 weekly Portland Airport to San Francisco International Airport flights.
Arrive at the airport on time so you don't miss your PDX to SFO flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid a last-minute sprint to the gate.
Flying during a peak month such as July? Major public holidays and other popular seasons can result in longer queues and delays at security. Play things extra safe and get there up to four hours ahead of an international flight and two hours before a domestic departure.
Flying into San Francisco (and then seeing more of the United States!) is a snap with United. This popular airline has direct flights from Portland Airport to San Francisco International Airport.
The airline most travellers fly with on this route is United.
With 77.55% of services landing as planned, Alaska Airlines is the most punctual carrier operating PDX to SFO flights.
Think about adding a stopover when booking your ticket from Portland Airport to San Francisco International Airport. Just deselect 'Direct flights only' to break up your journey, or visit a new city along the way. Check out these options between PDX and SFO:
- Seattle / Tacoma International Airport
- Vancouver International Airport
- Sacramento International Airport

How to find the cheapest flights from Portland Airport (PDX) to San Francisco International Airport (SFO)

50 € is the best price for a one-way Portland Airport to San Francisco International Airport flight. A return flight starts at 102 €. These fares may change depending on availability and demand.
Don't leave everything to the last moment. You're more likely to get cheap tickets from PDX to SFO if you book early. Airlines often have some amazing early bird deals.
May is the cheapest month for flights from Portland Airport to San Francisco International Airport. If you're looking to fly at a different time of year, the 'Whole month' tool will give you the lowest prices for every month.
Cut down on the time spent looking for cheap flights from PDX to SFO by creating a Price Alert. You'll receive an email or push notification on the app when a lower fare pops up.
Tailor your trip using filters. Pick your departure and arrival times, airlines and total journey duration. You can also sort results by 'Best,' 'Cheapest' or 'Fastest' flights from Portland Airport to San Francisco International Airport.

Handy information about Portland Airport (PDX)

PDX is located at 7000 NE Airport Way.
83% of flights leaving Portland Airport reach their destination on schedule. Given its solid on-time performance, delays are unlikely when jetting out of PDX.
Portland Airport is about 19 kilometres from central Portland. If you're ride-sharing, catching a taxi or driving from the centre, it'll take you 20 minutes or so to get there, depending on the traffic.
The trip when using public transport will take about 40 minutes.
Have an early flight from Portland Airport to San Francisco International Airport? Avoid rushing to the airport (and catch some extra z's) by choosing one of these hotels close to PDX:

Arriving at San Francisco International Airport (SFO)

Book a hotel close to SFO if you're on a late Portland Airport to San Francisco International Airport flight. Settle into one of these options and skip the long transfer:
Go where the road takes you with a San Francisco International Airport rental car. Book your wheels from Dollar, Thrifty or Hertz and chase adventure across San Francisco and beyond.
Booking your ride from San Francisco International Airport around one week in advance can help you get the best possible rate.

Getting from San Francisco International Airport (SFO) to central San Francisco

From San Francisco International Airport, San Francisco is approximately 21 kilometres away. It takes around 25 minutes to reach the centre by car.
Travelling to the centre by public transport takes about 35 minutes.

When to fly to San Francisco International Airport (SFO)

July is the most popular month for flights from Portland Airport to San Francisco International Airport. For smaller crowds, go to San Francisco in March.
When booking your flight from Portland Airport to San Francisco International Airport, think about the kind of weather you like. September is the warmest month in San Francisco, with the temperature ranging from 12ºC (54ºF) to 24ºC (75ºF).
January sees average temperatures of between 5ºC (41ºF) and 16ºC (61ºF). Look for cheap tickets from PDX to SFO sometime then if you like cooler conditions.

Explore more of the United States

San Jose is just one of the many cities in the United States waiting to be explored after you've seen San Francisco. Around 64 kilometres away to the south-east, top sights here include Winchester Mystery House, The Tech Interactive and Santa Clara Valley.
Around 257 kilometres south-east of San Francisco, Fresno is another essential stop in the United States. Get a taste of what this destination has to offer at Forestiere Underground Gardens, Shinzen Japanese Garden and Fresno Chaffee Zoo.