What is the most punctual flight time for Portland to San Francisco flights?

Generally, flights departing at night tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

What is the cheapest airline that flies from Portland to San Francisco?

Alaska Airlines, Delta, and Southwest are the most popular carriers operating from Portland to San Francisco

How often are flights from Portland to San Francisco delayed?

Historically, on average around 14% of flights between Portland and San Francisco have experienced a delay on any given week. The average delay length over the past 12 months has been 113 minutes.

Which airline has the best punctuality record on Portland to San Francisco flights?

According to our data, Iberia have had the fewest delays on this route over the last 12 months, with about 8% of their flights experiencing any sort of delay.

How many flights depart from Portland to San Francisco on average per day?

As of November 2025, there are 34 flights per day flying from Portland to San Francisco. The most common time of day flights depart is 07:00, with 43% of flights taking off at midday.

How many flights depart from Portland to San Francisco on average per week?

238 flights are operational weekly from Portland to San Francisco as of November 2025. The most popular departure day for this route is Sun, with 25% of flights per week taking off on this day.

When did momondo last update prices for flights from Portland Airport to San Francisco Airport?

Prices for flights from Portland Airport to San Francisco Airport were last updated today.

How many operators does momondo search for flights from Portland Airport to San Francisco Airport?

As of November 2025, there is 1 operator available to choose from for flights from Portland Airport to San Francisco Airport.

How old do you have to be to fly from Portland Airport to San Francisco Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to San Francisco Airport.

What documentation or ID do you need to fly to San Francisco Airport?

The necessary travel and health documents for your San Francisco Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

£28 Cheap Flights from Portland to San Francisco in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Portland to San Francisco

Round-trip

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

14:34 - 16:24PDX-SFO

1h 50mdirect

18:59 - 20:50SFO-PDX

1h 51mdirect

£104Alaska Airlines

Find Deal

Wed, 10 Dec - Sat, 13 Dec

07:16 - 12:55PDX-SFO

5h 39m1 stop

14:59 - 16:50SFO-PDX

1h 51mdirect

£107Alaska Airlines

Find Deal

Tue, 16 Dec - Tue, 16 Dec

21:00 - 22:55PDX-SFO

1h 55mdirect

19:20 - 21:11SFO-PDX

1h 51mdirect

£112Alaska Airlines

Find Deal

Wed, 17 Dec - Mon, 5 Jan

19:45 - 21:43PDX-SFO

1h 58mdirect

20:55 - 22:46SFO-PDX

1h 51mdirect

£116United Airlines

Find Deal

Sat, 20 Dec - Tue, 30 Dec

05:00 - 10:10PDX-SFO

5h 10m1 stop

12:45 - 19:55SFO-PDX

7h 10m2 stops

£119Southwest

Find Deal

Tue, 16 Dec - Tue, 16 Dec

06:20 - 14:20PDX-SFO

8h 00m2 stops

09:55 - 19:15SFO-PDX

9h 20m2 stops

£122Southwest

Find Deal

Tue, 27 Jan - Wed, 4 Feb

14:30 - 21:17PDX-SFO

6h 47m1 stop

11:36 - 13:30SFO-PDX

1h 54mdirect

£128Hawaiian Airlines

Find Deal

Tue, 2 Dec - Tue, 9 Dec

19:38 - 21:29PDX-SFO

1h 51mdirect

22:35 - 00:26SFO-PDX

1h 51mdirect

£138United Airlines

Find Deal

Sat, 22 Nov - Fri, 28 Nov

05:25 - 12:21PDX-SFO

6h 56m1 stop

05:45 - 10:55SFO-PDX

5h 10m1 stop

£142Delta

Find Deal

Sat, 6 Dec - Sun, 7 Dec

17:15 - 22:31PDX-SFO

5h 16m1 stop

05:45 - 11:38SFO-PDX

5h 53m1 stop

£150Delta

Find Deal

Thu, 18 Dec - Thu, 1 Jan

Alaska Airlines flights from Portland to San Francisco

Our best Alaska Airlines deals on Portland to San Francisco flight tickets

Alaska Airlines

10 Dec

PDX14:34Portland

1h 50m

SFO16:24San Francisco

13 Dec

SFO18:59San Francisco

1h 51m

PDX20:50Portland

£104

Find similar

Alaska Airlines

16 Dec

PDX07:16Portland

5h 39m

1 stop

SFO12:55San Francisco

16 Dec

SFO14:59San Francisco

1h 51m

PDX16:50Portland

£107

Find similar

Alaska Airlines

17 Dec

PDX21:00Portland

1h 55m

SFO22:55San Francisco

5 Jan

SFO19:20San Francisco

1h 51m

PDX21:11Portland

£112

Find similar

United Airlines flights from Portland to San Francisco

Our best United Airlines deals on Portland to San Francisco flight tickets

United Airlines

20 Dec

PDX19:45Portland

1h 58m

SFO21:43San Francisco

30 Dec

SFO20:55San Francisco

1h 51m

PDX22:46Portland

£116

Find similar

United Airlines

22 Nov

PDX19:38Portland

1h 51m

SFO21:29San Francisco

28 Nov

SFO22:35San Francisco

1h 51m

PDX00:26Portland

£138

Find similar

United Airlines

24 Dec

PDX07:30Portland

1h 57m

SFO09:27San Francisco

28 Dec

SFO20:55San Francisco

1h 51m

PDX22:46Portland

£146

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Wed 10/12

14:34-16:24

Nonstop1h 50m

San Francisco

Sat 13/12

18:59-20:50

Nonstop1h 51m

£104

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Tue 16/12

07:16-12:55

1 stop5h 39m

San Francisco

Tue 16/12

14:59-16:50

Nonstop1h 51m

£107

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Wed 17/12

21:00-22:55

Nonstop1h 55m

San Francisco

Mon 5/1

19:20-21:11

Nonstop1h 51m

£112

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Sat 20/12

19:45-21:43

Nonstop1h 58m

San Francisco

Tue 30/12

20:55-22:46

Nonstop1h 51m

£116

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Tue 16/12

05:00-10:10

1 stop5h 10m

San Francisco

Tue 16/12

12:45-19:55

2 stops7h 10m

£119

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Tue 27/1

06:20-14:20

2 stops8h 00m

San Francisco

Wed 4/2

09:55-19:15

2 stops9h 20m

£122

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Tue 2/12

14:30-21:17

1 stop6h 47m

San Francisco

Tue 9/12

11:36-13:30

Nonstop1h 54m

£128

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Sat 22/11

19:38-21:29

Nonstop1h 51m

San Francisco

Fri 28/11

22:35-00:26

Nonstop1h 51m

£138

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Sat 6/12

05:25-12:21

1 stop6h 56m

San Francisco

Sun 7/12

05:45-10:55

1 stop5h 10m

£142

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Thu 18/12

17:15-22:31

1 stop5h 16m

San Francisco

Thu 1/1

05:45-11:38

1 stop5h 53m

£150

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Portland to San Francisco

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Delays

Other information

What is the cheapest month to fly to San Francisco?

The month of January is, on average, the cheapest month to fly to San Francisco from Portland, with most prices found around £69. If you are unable to visit San Francisco during the month of January, then departing from Portland during the month December is also very affordable. Most momondo users find prices during this month for around £122.

What is the cheapest day to depart on your flight to San Francisco?

The cheapest day to depart on your flight to San Francisco is on a Thursday when prices can be found for as low as £32. This is often the case because there is less demand to fly during this day of the week. Flights from Portland to San Francisco on a Monday will generally be more expensive and average around £1,672. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to San Francisco?

Our most recent data shows that the best time of day to fly to San Francisco is at midday. Flights from Portland to San Francisco during this time can be as low as £95. Try not to purchase tickets in the evening because they tend to be around £1,672. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Portland to San Francisco flight route?

Fly from Portland to San Francisco for the best Portland - San Francisco flight prices

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

You are more likely to see cheaper flights to San Francisco from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around £156 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from Portland for as low as £127 on momondo.

What cabin class options are available on Portland to San Francisco flights?

There are 2 cabin classes available to choose from on Portland to San Francisco flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Portland to San Francisco flights?

You could potentially save up to 40% on your flight if you consider stops on a Portland to San Francisco flight.

How have Portland to San Francisco flight prices changed over time?

As of November 2025, prices for Portland to San Francisco flights are approximately 40% cheaper when compared to flights at the same time last year.

When to book flights from Portland to San Francisco

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to San Francisco according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Portland to San Francisco (PDX to SFO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to San Francisco

Best price found	£207
Fastest flight time	1h 48m
Direct flights	Every day
Airports in San Francisco	1 airport

The best flight deal from Portland to San Francisco found on momondo in the last 72 hours is £207

The fastest flight from Portland to San Francisco takes 1h 48m

Direct flights go from Portland to San Francisco every day.

There is 1 airport near San Francisco: San Francisco (SFO)

Search flight deals

How far is Portland to San Francisco by plane?
The straight-line distance from Portland to San Francisco is 534.1 mi. By plane, this route typically takes 1h 48m.
When did momondo last update prices for flights from Portland Airport to San Francisco Airport?
Prices for flights from Portland Airport to San Francisco Airport were last updated today.
How many operators does momondo search for flights from Portland Airport to San Francisco Airport?
As of November 2025, there is 1 operator available to choose from for flights from Portland Airport to San Francisco Airport.
How old do you have to be to fly from Portland Airport to San Francisco Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to San Francisco Airport.
What documentation or ID do you need to fly to San Francisco Airport?
The necessary travel and health documents for your San Francisco Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Portland to San Francisco?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Portland to San Francisco is Boeing 737-800 (12.34% of total bookings). The next most popular plane models are Boeing 737 MAX 8 (11.94%), Boeing 737-800 Passenger/BBJ2 (winglets) (11.38%), and Boeing 737-900 Passenger/BBJ3 (winglets) (10.20%).
What is the most popular airline from Portland to San Francisco?
Based on momondo bookings for flights between Portland and San Francisco, the leading airline is Frontier, making up 100% of the total bookings.

Best airlines flying from Portland to San Francisco

Compare and see reviews for airlines that fly from Portland to San Francisco with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom £29	Free Cancellation	Rating 5.8 3,118 reviews		Search Frontier flights

Carmel-by-the-Sea

Santa Clara

Seaside

Big Sur

Rohnert Park

Sunnyvale

San Ramon

South San Francisco

Capitola

Campbell

Palo Alto

Sausalito

San Bruno

Woodland

Santa Cruz

Redwood City

Burlingame

Modesto

Aptos

Fremont

Why use momondo?

Why should I use momondo to find a flight deal from Portland to San Francisco?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Francisco from Portland.

Can I find flights from Portland to San Francisco with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to San Francisco from Portland with this policy.

How can momondo help me find flights from Portland to San Francisco?

Once all potential Portland to San Francisco flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Portland to San Francisco right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to San Francisco from Portland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your San Francisco trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Tue 2/12

Tue 9/12

Email me momondo's favourite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Airports servicing California

Burbank Bob Hope Airport

Fresno Airterminal Airport

Los Angeles Airport

Long Beach Municipal Airport

Monterey Regional Airport

Santa Barbara Airport

San Luis Obispo County Airport

San Jose Airport

Sacramento Intl Airport

Santa Ana J. Wayne/Orange Cnty Airport

Santa Rosa Sonoma County Airport

Orange County Airport

Yosemite National Park Airport

San Francisco Bay Area Airport

Popular Cities in the United States

Flights to New Yorkfrom £248

Flights to Orlandofrom £248

Flights to Los Angelesfrom £355

Flights to Miamifrom £351

Flights to Bostonfrom £326

Flights to Chicagofrom £342

Flights to Las Vegasfrom £389

Flights to Washington, D.C.from £309

Flights to Atlantafrom £292

Flights to Dallasfrom £319

Flights to Houstonfrom £419

Flights to Tampafrom £439

Cheap flights from Portland to San Francisco from £45

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to San Francisco departing on 3/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Portland to San Francisco

Cheap return flights

Cheap one-way flights

Cheap last-minute flights

Cheap direct flights

Alaska Airlines flights from Portland to San Francisco

Our best Alaska Airlines deals on Portland to San Francisco flight tickets

United Airlines flights from Portland to San Francisco

Our best United Airlines deals on Portland to San Francisco flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Portland to San Francisco that are best for you.

See travel insights to San Francisco from

How to get the cheapest flight ticket from Portland to San Francisco

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to San Francisco?

What is the cheapest day to depart on your flight to San Francisco?

What is the cheapest time of day to depart on your flight to San Francisco?

What is the cheapest Portland to San Francisco flight route?

Fly from Portland to San Francisco for the best Portland - San Francisco flight prices

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

What cabin class options are available on Portland to San Francisco flights?

There are 2 cabin classes available to choose from on Portland to San Francisco flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Portland to San Francisco flights?

You could potentially save up to 40% on your flight if you consider stops on a Portland to San Francisco flight.

How have Portland to San Francisco flight prices changed over time?

As of November 2025, prices for Portland to San Francisco flights are approximately 40% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from Portland to San Francisco?

Alaska Airlines, Delta, and Southwest are the most popular carriers operating from Portland to San Francisco

How often are flights from Portland to San Francisco delayed?

Historically, on average around 14% of flights between Portland and San Francisco have experienced a delay on any given week. The average delay length over the past 12 months has been 113 minutes.

What is the most punctual flight time for Portland to San Francisco flights?

Generally, flights departing at night tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Portland to San Francisco flights?

According to our data, Iberia have had the fewest delays on this route over the last 12 months, with about 8% of their flights experiencing any sort of delay.

How many flights depart from Portland to San Francisco on average per day?

As of November 2025, there are 34 flights per day flying from Portland to San Francisco. The most common time of day flights depart is 07:00, with 43% of flights taking off at midday.

How many flights depart from Portland to San Francisco on average per week?

238 flights are operational weekly from Portland to San Francisco as of November 2025. The most popular departure day for this route is Sun, with 25% of flights per week taking off on this day.

When to book flights from Portland to San Francisco

Cheap Portland to San Francisco (PDX to SFO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to San Francisco

Best price found

Fastest flight time

Direct flights

Airports in San Francisco

How far is Portland to San Francisco by plane?

When did momondo last update prices for flights from Portland Airport to San Francisco Airport?

How many operators does momondo search for flights from Portland Airport to San Francisco Airport?

How old do you have to be to fly from Portland Airport to San Francisco Airport?

What documentation or ID do you need to fly to San Francisco Airport?

What is the most popular plane model from Portland to San Francisco?

What is the most popular airline from Portland to San Francisco?

Best airlines flying from Portland to San Francisco

Compare and see reviews for airlines that fly from Portland to San Francisco with momondo

Travelling to a place near San Francisco?

Why use momondo?

Why should I use momondo to find a flight deal from Portland to San Francisco?

Can I find flights from Portland to San Francisco with flexible booking policies on momondo?

How can momondo help me find flights from Portland to San Francisco?

I’m not ready to book a flight from Portland to San Francisco right now. Can momondo alert me if prices change?

An easier way to manage your San Francisco trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing California