How popular is this Portland to San Francisco flight route?

This flight path from Portland to San Francisco was viewed by 179 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

How long is the flight from Portland to San Francisco?

A quick flight from Portland to San Francisco can take about 1h 53m. Alaska Airlines provides one of the quickest options available for as low as $97. The distance from Portland to San Francisco is about 550 mi. All flights are typically nonstop.

What are the cheapest airlines flying from Portland to San Francisco round-trip?

Cheapflights users have booked flights from Portland to San Francisco round-trip from $36. Other airlines that can offer you cheap pricing are Spirit Airlines, from $48, and Alaska Airlines, from $72. You may be able to fly from Portland to San Francisco for 81% less than the average price by searching for these airlines.

How far ahead should I book a flight from Portland to San Francisco?

The price you pay for your flight from Portland to San Francisco may vary depending on when you book. For the best chance of a lower fare, look to book 27 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Portland to San Francisco?

Currently, January is the cheapest month in which you can book a flight from Portland to San Francisco (average of $276). Flying from Portland to San Francisco in June is currently the most expensive (average of $358). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest day to fly from Portland to San Francisco?

Travelers seeking maximum savings on their Portland to San Francisco flight should consider departing on Friday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Portland to San Francisco

The most flights from PDX to SFO are scheduled on a Thursday (70 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (24 on average).

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco when rainfall is around 0.0 in.

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

What are the cheapest flights from Portland to San Francisco?

The cheapest flight price from Portland to San Francisco is $58. On average you can expect to pay $794. The most popular route, (Portland - San Francisco), can usually be booked for $89.

What are the most reliable airlines from Portland to San Francisco?

No one likes to see their flight delayed. When booking a flight from Portland to San Francisco consider choosing SkyWest Airlines (97%), Turkish Airlines (90%) or Frontier (89%) as they are the most reliable in getting you off to your destination on time.

What are the most popular airlines that fly from Portland to San Francisco?

American Airlines, Alaska Airlines and Frontier are the most popular airlines when flying from Portland to San Francisco.

What is the cheapest day to fly round-trip from Portland to San Francisco?

It’s generally more expensive to depart on a Thursday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

How far in advance should I book a flight from Portland to San Francisco?

Find a great deal and save up to 76% by booking at least 28 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Portland to San Francisco within the next two weeks, with the cheapest ticket starting at $184.

What is the cheapest month to fly from Portland to San Francisco?

Flights from Portland to San Francisco lean towards being more expensive in March. Prices are generally better when you fly from Portland to San Francisco in January, with the cheapest ticket starting at $36.

What is the cheapest time of day to fly from PDX to SFO?

It’s typically best to fly out from Portland to San Francisco at noon. Doing so could potentially save you 57% on the flight price compared to flying in the morning, which is usually more expensive.

What airports do I use to fly from Portland to San Francisco?

Booking a flight from Portland (PDX) to San Francisco (SFO) is your only option if you wish to fly from Portland to San Francisco. On a typical day, there are 52 flights from Portland to San Francisco, all of which are around 1h 49m for a nonstop flight. You can also purchase a plane ticket from 6 airlines when you book a flight from Portland to San Francisco.

Can I find deals for flights from Portland to San Francisco that include hotel bookings?

Yes. In addition to deals on Portland to San Francisco flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Portland to San Francisco?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to San Francisco.

Can I find deals for business class flights from Portland to San Francisco?

Yes. Cheapflights offers flight deals from Portland to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$59+ Flights from Portland to San Francisco

Round-trip from	$88 (Trip.com)
One-way from	$59 (United Airlines)
Popular in	March
Cheapest in	January
Average price	$182
Good round-trip deal	$278 or less
Good one-way deal	$159 or less

United's Economy Plus offers extra legroom seats towards the front of the economy cabin.

United's MileagePlus allows pooling miles with up to five members for easier ticket upgrades.

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$36	Average$92	FlexibilityNo cancel fee	On-time62%
Spirit Airlines	Cheapest$48	Average$106	FlexibilityNo cancel fee	On-time65%
Alaska Airlines	Cheapest$72	Average$215	FlexibilityNo cancel fee	On-time75%
Hawaiian Airlines	Cheapest$78	Average$236	FlexibilityNo cancel fee	On-time85%
United Airlines	Cheapest$119	Average$236	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$133	Average$256	FlexibilityNo cancel fee	On-time71%

$59+ Cheap flights from Portland to San Francisco (PDX - SFO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/13. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapflights Tip: The best prices from Portland to San Francisco are usually found in January or December, booked 27 days in advance, depart on a Friday or Thursday and return on a Friday

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Cheapest flights from Portland to San FranciscoExplore the most affordable flight options available from Portland to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 21, 2025.

Explore the most affordable flight options available from Portland to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 21, 2025.

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The best insider tips for Portland to San Francisco flights

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Best time to book a flight from Portland to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Portland with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Portland to San Francisco

How far ahead should I book a flight from Portland to San Francisco?

What is the cheapest month to book a flight from Portland to San Francisco?

What is the cheapest time of day to fly from PDX to SFO?

What is the cheapest day to fly from Portland to San Francisco?

Weekly flight availability from Portland to San Francisco

Reviews of airlines servicing San Francisco

Related info for your journey

Find useful and relevant information for your journey from Portland to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airports do I use to fly from Portland to San Francisco?

How popular is this Portland to San Francisco flight route?

How long is the flight from Portland to San Francisco?

What are the cheapest airlines flying from Portland to San Francisco round-trip?

What are the most reliable airlines from Portland to San Francisco?

What are the cheapest flights from Portland to San Francisco?

Can I find deals for flights from Portland to San Francisco that include hotel bookings?

How can I find direct flights from Portland to San Francisco?

Can I find deals for business class flights from Portland to San Francisco?

What is the cheapest month to book a flight from Portland to San Francisco?

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Cheapest flights from Portland to San Francisco
Explore the most affordable flight options available from Portland to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 21, 2025.