Price observed over the last 3 months for a round trip.
Compare all flight tickets and find cheap flights from Portland to San Francisco
Today’s flight suggestion for Portland - San Francisco
Outbound December 5, 2026 · Inbound December 7, 2026
Today’s suggestion
5:40 PM
PDX 7:37 PM
SFO1h 57m
Direct
8:26 PM
SFO 4:10 PM +1
PDX19h 44m
1 stop
From $157
7:00 AM
PDX 9:00 AM
SFO2h 0m
Direct
8:26 PM
SFO 4:10 PM +1
PDX19h 44m
1 stop
From $157
2:31 PM
PDX 4:27 PM
SFO1h 56m
Direct
8:26 PM
SFO 4:10 PM +1
PDX19h 44m
1 stop
From $157
Cheapest flight tickets
$100
Average price of a round trip
$141
Average flight ticket price recorded over the last 3 months for a round trip.
Flight duration
1h56
A flight from Portland to San Francisco takes on average 1h56.
Best time
May
According to user searches, the ideal month to go to San Francisco is May.
Tips for finding a cheap flight from Portland to San Francisco
Check out our tips for booking your flight to San Francisco (USA) from Portland (USA) at the cheapest possible price.
Usually, the cheapest month to pick up a ticket on this route is October, with an average flight ticket price of $67 (calculation over the last two years). The most touristic season corresponds to the months of October, November and September.
For the cheapest flights, it is advisable to buy your ticket at least 24 days before the departure date.
The airline offering the cheapest flight tickets is Frontier Airlines. A ticket from the airline Frontier Airlines to San Francisco costs on average $150.
The airlines that offer the most flights are Alaska Airlines, Frontier Airlines and United Airlines.
Price of flight tickets from Portland to San Francisco
Here is some information and tips to know before booking your flight:
- Flight ticket prices range from $100 to $514
- The average price of a flight ticket is about $141
- Prices are lowest for stays in the month of October
- The month in which booking a ticket is cheaper is: November
info departure city :
Portland, USA
airports :
Portland International Airport (PDX)
Pearson Airpark (VUO)
local time :
Portland is a city in the country USA, the time zone is [[timezone]]. In Portland, it is currently {fromLocalTime}, the temperature is on average 11°C, with a minimum of 10°C and a maximum of 12°C.
The city of Portland has 2 airport(s): Portland and Pearson Airpark
destination info :
San Francisco, USA
airport :
San Francisco International Airport (SFO)
local time :
San Francisco is in the country USA, the time zone is [[timezone]]. In San Francisco, it is currently {toLocalTime}, the temperature is on average 15°C, with a minimum of 13°C and a maximum of 16°C.
The city of San Francisco has 1 airport(s): San Francisco
Useful info about San Francisco
What is the least touristic period to go to San Francisco?
If you want to visit San Francisco during the least touristic period, choose the month of May.
What is the most popular time to travel to San Francisco?
In San Francisco, the most popular month is October. It is during this period that the prices offered by airlines are also the highest.
When should I book my flight from Portland to San Francisco?
According to our data, it is recommended to book your flight 24 days before your departure. If you book your flight ticket 4 weeks before your departure, you may find a price below average. You can also choose morning flights that are 4% cheaper than afternoon and evening flights. The cheapest day to book a flight from Portland to San Francisco is Saturday.
What are the arrival and destination airports when traveling between Portland and San Francisco?
When you leave, you can leave from Portland, and you will arrive at Oakland, San Francisco or San Jose-Norman Y. Mineta.
How to reach Portland airport from the city centre?
The airport Portland is located 10 km or Pearson Airpark is located 10 km from the city centre. You can access it by using public transportation, taking a taxi, or renting a car.
Are there other means of transportation to go from Portland to San Francisco?
Airplane is the only means of transportation listed on Liligo for this journey.
Are there big differences in weather between Portland and San Francisco?
In summer, the average temperature is 17°C in San Francisco and 20°C in Portland. The average rainfall in summer is 2 mm in San Francisco and 19 mm in Portland. In summer, it is warmer in Portland and it rains less in San Francisco. In winter, it is colder in San Francisco and it rains more in Portland.
