Cheap flights from Portland to San Francisco

Flights overview

Useful information for finding cheap flights from Portland to San Francisco and booking your next trip
Cheapest round-trip flights $180
Frontier 1 stop 20 hr Thu, Jun 4 — Sun, Jun 7
The cheapest round-trip flight from Portland to San Francisco is currently $180
Cheapest one-way flight $69
Alaska Nonstop 3 hr Wed, Jun 3
The cheapest one-way flight from Portland to San Francisco is currently $69
Cheapest nonstop flights $177
Alaska Nonstop 3 hr Thu, May 28 — Mon, Jun 1
The cheapest nonstop round-trip flight from Portland to San Francisco is currently $177
Last-minute weekend getaway $315
Frontier 1 stop 11 hr Thu, May 7 — Sun, May 10
The cheapest last-minute weekend getaway from Portland to San Francisco is currently $315
Cheapest business class flights $387
Alaska 1 stop 5 hr Thu, May 28 — Mon, Jun 1
The cheapest business class round-trip flight from Portland to San Francisco is currently $387
Fastest flight 1 hr 45 min The fastest nonstop flight from Portland to San Francisco takes 1 hr 45 min
Nonstop flights Every day There are direct flights on this route every day.

When is the cheapest time to fly?

The cheapest month to fly from Portland to San Francisco is typically August. The most expensive month to fly is typically March.
August
Cheapest
Typical prices: $115–270
March
Most expensive
Typical prices: $170–440

Popular airlines from Portland to San Francisco

  • United
    Nonstop
    from $195
    Typical price: $150–395
    40 weekly nonstop flights
    PDX - SFO Every day
    60 weekly connecting flights
    PDX - SFO Every day
  • Alaska
    Nonstop
    from $177
    Typical price: $155–395
    28 weekly nonstop flights
    PDX - SFO Every day
    416 weekly connecting flights
    PDX - SFO Every day
  • Southwest
    from $197
    Typical price: $215–460
    258 weekly connecting flights
    PDX - SFO Every day
  • Delta
    from $267
    Typical price: $175–480
    224 weekly connecting flights
    PDX - SFO Every day
  • American
    from $277
    Typical price: $235–480
    47 weekly connecting flights
    PDX - SFO Every day
  • Frontier
    from $180
    Typical price: $165–455
    13 weekly connecting flights
    PDX - SFO Every Mon, Thu, Fri, Sun

Popular airports near Portland

  • Portland International Airport (PDX)
    Portland United States 20 min 6 mi
  • Seattle-Tacoma International Airport (SEA)
    Seattle United States 2 hr 37 min 134 mi
  • Eugene Airport (EUG)
    Eugene United States 1 hr 54 min 99 mi
  • Redmond Municipal Airport (RDM)
    Redmond United States 3 hr 114 mi

Popular airports near San Francisco

  • San Francisco International Airport (SFO)
    San Francisco United States 19 min 11 mi
  • Oakland San Francisco Bay Airport (OAK)
    Oakland United States 27 min 11 mi
  • Sacramento International Airport (SMF)
    Sacramento United States 1 hr 34 min 78 mi
  • San Jose Mineta International Airport (SJC)
    San Jose United States 51 min 39 mi

Frequently asked questions about flying from Portland to San Francisco

The cheapest flights from Portland to San Francisco are usually in August. Typical ticket prices in August range from $115 to $270.
The cheapest round-trip flight from Portland to San Francisco recently found on Google Flights was with Frontier from $180. The cheapest one-way flight was with Alaska from $69.

Some of the cheapest round-trip deals we found with different airlines:
  • The cheapest United flight from Portland to San Francisco is $195, flying from Jun 4 to Jun 8.
  • The cheapest Alaska flight from Portland to San Francisco is $177, flying from May 28 to Jun 1.
  • The cheapest Southwest flight from Portland to San Francisco is $197, flying from May 28 to Jun 1.
  • The cheapest Delta flight from Portland to San Francisco is $267, flying from Jul 9 to Jul 12.
  • The cheapest American flight from Portland to San Francisco is $277, flying from May 30 to Jun 1.
  • The cheapest Frontier flight from Portland to San Francisco is $180, flying from Jun 4 to Jun 7.
The cheapest round-trip flight from Portland to San Francisco starts at $180 from Thu, Jun 4 to Sun, Jun 7. The cheapest one-way flight starts at $69 and departs on Wed, Jun 3.
1 hr 45 min is the shortest flight time from Portland to San Francisco.
Apr–Dec is when most people visit San Francisco, with crowds peaking in summer. Although average temperatures are higher then, mornings and evenings often have damp, chilly fog. In summer, street fairs and cultural institutions offer free outdoor entertainment. Winter visitors will find the opera and ballet seasons in full swing. Major annual events include Chinese New Year (Feb), Bay to Breakers footrace (May), San Francisco Pride parade and festival (Jun), and San Francisco Fleet Week (Oct).
It's easy to use Google Flights to find the cheapest days to fly from Portland to San Francisco.
Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.

You can also turn on price tracking to get alerts if the price changes for a route or flight.
What counts as the best airline for your flights from Portland to San Francisco really depends on your individual needs. You may have a favorite carrier or a loyalty program you like, but price, convenience, and airports served also come into play. Flexibility and booking terms – Can you change flights if you want to stay longer or get a refund if you have to postpone your trip? – are also factors that help determine which airline is best to fly from Portland to San Francisco.

In terms of nonstop flights, United is the most popular. United offers 40 nonstop flights and 60 connecting flights per week. United flies from Portland International Airport (PDX) to San Francisco International Airport (SFO) .

In terms of flights, Alaska is the most popular. Alaska offers 28 nonstop flights and 416 connecting flights per week. Alaska flies from Portland International Airport (PDX) to San Francisco International Airport (SFO) .

Other popular airlines flying from Portland to San Francisco are:
  • Southwest offers 258 connecting flights per week. Southwest flies from Portland International Airport (PDX) to San Francisco International Airport (SFO) .
  • Delta offers 224 connecting flights per week. Delta flies from Portland International Airport (PDX) to San Francisco International Airport (SFO) .
  • American offers 47 connecting flights per week. American flies from Portland International Airport (PDX) to San Francisco International Airport (SFO) .
  • Frontier offers 13 connecting flights per week. Frontier flies from Portland International Airport (PDX) to San Francisco International Airport (SFO) .
The number of connecting flights refers to distinct flights with at least one stop between Portland and San Francisco.
The cheapest round-trip flight from Portland to San Francisco recently found on Google Flights was with Frontier from $180. The cheapest one-way flight was with Alaska from $69.

Some of the cheapest round-trip deals we found with different airlines:
  • The cheapest United flight from Portland to San Francisco is $195, flying from Jun 4 to Jun 8.
  • The cheapest Alaska flight from Portland to San Francisco is $177, flying from May 28 to Jun 1.
  • The cheapest Southwest flight from Portland to San Francisco is $197, flying from May 28 to Jun 1.
  • The cheapest Delta flight from Portland to San Francisco is $267, flying from Jul 9 to Jul 12.
  • The cheapest American flight from Portland to San Francisco is $277, flying from May 30 to Jun 1.
  • The cheapest Frontier flight from Portland to San Francisco is $180, flying from Jun 4 to Jun 7.
United and Alaska fly direct from Portland to San Francisco.
  • There are 40 United direct flights from Portland to San Francisco per week. Flights are available every day.
  • There are 28 Alaska direct flights from Portland to San Francisco per week. Flights are available every day.
Use the Stops filter while searching for flights, to see only nonstop options in your results.
The cheapest last-minute deal between Portland and San Francisco at price $315 is offered by Frontier from Thu, May 7 to Sun, May 10.
United and Alaska fly direct from Portland to San Francisco.
  • There are 40 United direct flights from Portland to San Francisco per week. Flights are available every day.
  • There are 28 Alaska direct flights from Portland to San Francisco per week. Flights are available every day.
Use the Stops filter while searching for flights, to see only nonstop options in your results.
There are direct flights from Portland to San Francisco on a daily basis.
The cheapest direct (nonstop) round-trip flights between Portland and San Francisco start at $177 from Thu, May 28 to Mon, Jun 1 with Alaska.
It's easy to find nonstop flights with Google Flights! Once you've searched for flights from Portland to San Francisco, just select the nonstop flights only option in the 'Stops’ filter in the search form and view all available direct flights and their prices.
The cheapest business class round-trip flights between Portland and San Francisco start at $387 from Thu, May 28 to Mon, Jun 1 with Alaska.
The cheapest economy class round-trip flights between Portland and San Francisco start at $180 from Thu, Jun 4 to Sun, Jun 7.
To book business class trips from Portland to San Francisco, look for the default Economy selection at the top, and change it to your desired cabin class such as Premium Economy, Business Class, or First Class. You can then select your departure and arrival dates, consider available options, and book your business travel.

You can also adjust the trip type to view one-way fares.
The best last-minute getaway deal for the next weekend between Portland and San Francisco starts at $315 from Thu, May 7 to Sun, May 10 with Frontier.
The cheapest last-minute deal between Portland and San Francisco at price $315 is offered by Frontier from Thu, May 7 to Sun, May 10.
To find last-minute flight deals from Portland to San Francisco, start by entering the city names, select the desired departure and return dates, and hit the Search button to view flight options.

You can check for last-minute flights for the same day or adjust the trip type to see one-way fares.

Search more flights

Popular trips from Portland

  1. Los Angeles
    $82
    May 30 — Jun 1
    Nonstop 2 hr 43 min Frontier
  2. London
    $878
    Sep 19 — Sep 21
    1 stop 14 hr 5 min Delta, KLM, Virgin Atlantic
  3. Boston
    $217
    May 23 — May 25
    1 stop 7 hr 28 min American
  4. Vancouver
    $295
    Jul 23 — Jul 26
    Nonstop 1 hr 18 min Air Canada

Find cheap flights from Portland to anywhere

Find cheap flights on popular routes