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Cheap flights from Portland to San Francisco from C$ 102

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 17/1. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — SFO
11 Jan — 18 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portland to San Francisco

Enter your travel dates to find the best prices.

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 12 December 2025.

Wed 31/122:47 p.m.PDX - SFO
1 stop4h 49mAlaska Airlines
Sat 3/15:42 p.m.SFO - PDX
1 stop6h 30mAlaska Airlines
Deal found 10/12C$ 243
Wed 31/127:15 a.m.PDX - SFO
Nonstop2h 02mAlaska Airlines
Sun 4/110:35 p.m.SFO - PDX
Nonstop1h 50mAlaska Airlines
Deal found 10/12C$ 299
Tue 30/129:50 p.m.PDX - SFO
Nonstop1h 59mAlaska Airlines
Thu 1/111:53 a.m.SFO - PDX
Nonstop1h 54mAlaska Airlines
Deal found 10/12C$ 327
Wed 31/127:15 a.m.PDX - SFO
Nonstop2h 02mAlaska Airlines
Fri 2/13:07 p.m.SFO - PDX
Nonstop1h 50mAlaska Airlines
Deal found 10/12C$ 334
Tue 23/129:50 p.m.PDX - SFO
Nonstop1h 59mAlaska Airlines
Wed 7/19:42 p.m.SFO - PDX
Nonstop1h 50mAlaska Airlines
Deal found 9/12C$ 335
Wed 17/1210:36 a.m.PDX - SFO
Nonstop1h 53mAlaska Airlines
Wed 7/16:56 p.m.SFO - PDX
Nonstop1h 52mAlaska Airlines
Deal found 9/12C$ 341
Wed 17/127:00 a.m.PDX - SFO
1 stop6h 29mAlaska Airlines
Tue 6/111:53 a.m.SFO - PDX
Nonstop1h 54mAlaska Airlines
Deal found 9/12C$ 354
Tue 23/127:15 a.m.PDX - SFO
Nonstop2h 02mAlaska Airlines
Tue 30/127:45 a.m.SFO - PDX
Nonstop1h 50mAlaska Airlines
Deal found 9/12C$ 356
Wed 17/1210:36 a.m.PDX - SFO
Nonstop1h 53mAlaska Airlines
Wed 31/127:45 a.m.SFO - PDX
Nonstop1h 50mAlaska Airlines
Deal found 10/12C$ 361
Tue 23/127:30 p.m.PDX - SFO
1 stop5h 02mDelta
Wed 7/12:39 p.m.SFO - PDX
1 stop6h 20mDelta
Deal found 9/12C$ 363
Wed 17/125:15 p.m.PDX - SFO
1 stop5h 16mDelta
Wed 7/12:39 p.m.SFO - PDX
1 stop4h 11mDelta
Deal found 9/12C$ 368

Find flight deals from Portland to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to San Francisco (SFO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 12 December 2025.

Round-trip from

C$ 208

One-way from

C$ 102

Popular in

March

Cheapest in

January

Average price

C$ 312

Good round-trip deal

C$ 231 or less
Alaska Airlines
  • Alaska Airlines
  • 24/1-24/1
  • 1 total stop
  • 8h 07m total
  • Portland to San Francisco
Search Deals
Alaska Airlines
  • Alaska Airlines
  • 14/3
  • Nonstop
  • 1h 57m total
  • Portland to San Francisco
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (C$ 46 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Portland to San Francisco.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to San Francisco that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 12 December 2025.
Use the filters below to find and compare flights from Portland to San Francisco that are best for you.

Fly from

Portland

Fly to

San Francisco

Route

Depart

Return

Price

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Sun 25/1

1:38 p.m.-8:12 p.m.

1 stop6h 34m

San Francisco

Tue 27/1

11:36 a.m.-1:30 p.m.

Nonstop1h 54m

C$ 210

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Wed 7/1

7:10 a.m.-1:38 p.m.

1 stop6h 28m

San Francisco

Sat 10/1

6:00 a.m.-10:07 a.m.

1 stop4h 07m

C$ 210

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Wed 14/1

10:33 a.m.-12:23 p.m.

Nonstop1h 50m

San Francisco

Sun 18/1

7:00 a.m.-12:38 p.m.

1 stop5h 38m

C$ 210

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Tue 27/1

7:10 a.m.-1:43 p.m.

1 stop6h 33m

San Francisco

Sat 31/1

6:00 a.m.-10:07 a.m.

1 stop4h 07m

C$ 210

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Wed 7/1

7:20 a.m.-9:11 a.m.

Nonstop1h 51m

San Francisco

Sun 11/1

6:00 a.m.-12:38 p.m.

1 stop6h 38m

C$ 210

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Sat 17/1

1:35 p.m.-3:32 p.m.

Nonstop1h 57m

San Francisco

Mon 19/1

10:40 p.m.-12:39 a.m.

Nonstop1h 59m

C$ 217

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Sat 10/1

4:14 p.m.-6:03 p.m.

Nonstop1h 49m

San Francisco

Sun 11/1

11:36 a.m.-1:30 p.m.

Nonstop1h 54m

C$ 217

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Mon 16/3

5:50 p.m.-7:47 p.m.

Nonstop1h 57m

San Francisco

Wed 18/3

8:00 a.m.-9:47 a.m.

Nonstop1h 47m

C$ 217

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Sun 15/3

7:05 a.m.-9:08 a.m.

Nonstop2h 03m

San Francisco

Tue 17/3

11:41 a.m.-1:37 p.m.

Nonstop1h 56m

C$ 217

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Thu 8/1

10:33 a.m.-12:23 p.m.

Nonstop1h 50m

San Francisco

Sat 10/1

6:56 p.m.-8:48 p.m.

Nonstop1h 52m

C$ 217

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/12

Showing 1-10 of 21 results
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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.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

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?

Use this chart to determine the optimal time to book a round-trip flight from Portland to San Francisco. Price data was last updated on 5 December 2025.

Booking 86 days in advance of your planned departure date is, on average, the best time to get cheap flights from Portland to San Francisco. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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 C$ 50). Flying from Portland to San Francisco in March is currently the most expensive (average of C$ 182). 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 time of day to fly from PDX to SFO?

Find hourly flight availability from Portland to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 December 2025.

When flying from Portland to San Francisco, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 81% versus a flight in the morning.

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Francisco. Reviews last updated 12 December 2025.
Read through reviews of airlines operating flights from Portland to San Francisco, such as Alaska Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,432 reviews
Check prices

Crew

8.5

Entertainment

7.0

Food

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.
Alaska Airlines
8.0
Very good
11,432 reviews
Alaska Airlines
8.0
Very good
11,432 reviews
Check prices

Crew

8.5

Entertainment

7.0

Food

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.

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?

    If you book a flight from Portland to San Francisco, you will be flying from Portland to San Francisco. Flights to San Francisco (SFO) from Portland (PDX) take 2h 01m for a nonstop flight. There are 37 flights from Portland to San Francisco per day from 1 airline.

  • How popular is this Portland to San Francisco flight route?

    Within the past month, 10 users have taken a look at flights from Portland to San Francisco.

  • How long is the flight from Portland to San Francisco?

    Departing from Portland to San Francisco will take you 1h 52m. Airlines will cover a distance of 885 km. This flight may include one or multiple stops.

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

    Flying on Alaska Airlines is currently your cheapest option to San Francisco, with prices starting at C$ 175. Alaska Airlines is priced at 40% lower than the current average price of a flight leaving 3 months from now.

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

    Before booking your flight to San Francisco from Portland, check out the most reliable airlines to get you to your destination on time: Fiji Airways (84%), Cathay Pacific (83%), Lufthansa( 82%).

  • What are the cheapest flights from Portland to San Francisco?

    While on average a flight from Portland to San Francisco is generally C$ 231, our data shows the cheapest flight currently is C$ 199. When looking at the most popular route, (Portland - San Francisco), you can expect to pay C$ 239 for that flight.

  • 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.

  • 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 C$ 50). Flying from Portland to San Francisco in March is currently the most expensive (average of C$ 182). 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.

See more FAQs

Travelling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Richmond
Newark
Redwood City
Burlingame
South San Francisco
Scotts Valley
Novato
Santa Clara
Vallejo

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Portland to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.
Portland to Los Angeles flights

Top airline flying from Portland to San Francisco

Discover the top airline that operate flights from Portland to San Francisco. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 12 December 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapestC$ 175AverageC$ 231FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Portland to San Francisco?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Portland to San Francisco. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Portland to San Francisco?

Cheapflights helps you find that perfect flight to San Francisco from Portland by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Portland to San Francisco with no change fees?

Yes! Cheapflights helps users easily find flights from Portland to San Francisco with no change fees.

Can Cheapflights notify me if prices for flights from Portland to San Francisco become cheaper?

Yes, Cheapflights offers price alerts on Portland to San Francisco flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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