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Cheap flights from San Francisco to Portland from $121

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 30/8. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — PDX
15 Jul — 22 Jul1
1 adult

Cheap flight deals from San Francisco to Portland

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Portland (PDX). 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 10 July 2025.

Round-trip from

$175

One-way from

$121

Popular in

March

Cheapest in

January

Average price

$294

Good one-way deal

$233 or less
Southwest
  • Southwest
  • 27/8-30/8
  • 4 total stops
  • 15h 05m total
  • San Francisco to Portland
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Delta
  • Delta
  • 30/8
  • 1 total stop
  • 6h 03m total
  • San Francisco to Portland
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($99 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease ($18 potential savings vs. average return price).
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Average for round-trip flights in July 2025
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Price to beat on a one-way flight from San Francisco to Portland.
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Find flight deals from San Francisco to Portland

Cheapest flights from San Francisco to Portland
Explore the most affordable flight options available from San Francisco to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 July 2025.

Wed 27/805:15SFO - PDX
2 stops8h 15mSouthwest
Sat 30/809:20PDX - SFO
2 stops6h 50mSouthwest
Deal found 8/7$175
Wed 6/816:45SFO - PDX
Nonstop1h 43mUnited Airlines
Wed 13/809:47PDX - SFO
Nonstop1h 53mUnited Airlines
Deal found 9/7$210
Sat 9/815:05SFO - PDX
Nonstop1h 45mAlaska Airlines
Fri 15/814:30PDX - SFO
Nonstop1h 52mAlaska Airlines
Deal found 8/7$233
Wed 6/805:55SFO - PDX
1 stop6h 49mDelta
Wed 6/816:55PDX - SFO
1 stop6h 16mDelta
Deal found 8/7$240
Fri 22/821:58SFO - PDX
Nonstop1h 52mHawaiian Airlines
Fri 29/814:30PDX - SFO
Nonstop1h 54mHawaiian Airlines
Deal found 8/7$250

Cheapflights Fare Finder

Customise your flight search to find flights from San Francisco to Portland 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 647,157 searches. Data last updated 10 July 2025.
Use the filters below to find and compare flights from San Francisco to Portland that are best for you.

Fly from

San Francisco

Fly to

Portland

Route

Depart

Return

Price

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Wed 27/8

05:15-13:30

2 stops8h 15m

Portland

Sat 30/8

09:20-16:10

2 stops6h 50m

$175

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Wed 6/8

16:45-18:28

Nonstop1h 43m

Portland

Wed 13/8

09:47-11:40

Nonstop1h 53m

$210

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Wed 6/8

05:55-12:44

1 stop6h 49m

Portland

Wed 6/8

17:05-00:03

1 stop6h 58m

$240

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Sat 20/9

11:44-13:35

Nonstop1h 51m

Portland

Thu 25/9

21:47-23:44

Nonstop1h 57m

$248

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Fri 22/8

21:58-23:50

Nonstop1h 52m

Portland

Fri 29/8

14:30-16:24

Nonstop1h 54m

$250

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Sat 30/8

15:45-21:48

1 stop6h 03m

$121

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Mon 8/9

05:00-09:55

1 stop4h 55m

$126

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Thu 28/8

07:05-08:51

Nonstop1h 46m

$129

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Tue 23/9

08:00-09:47

Nonstop1h 47m

$136

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Fri 10/10

08:00-09:47

Nonstop1h 47m

$159

Flights are sorted by cheapest return flights first.

Deals found on 9/7

Best time to book a flight from San Francisco to Portland

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

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

Use this chart to determine the optimal time to book a return flight from San Francisco to Portland. Price data was last updated on 27 June 2025.

Booking 34 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Francisco to Portland. 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 San Francisco to Portland?

Currently, January is the cheapest month in which you can book a flight from San Francisco to Portland (average of $908). Flying from San Francisco to Portland in December is currently the most expensive (average of $1,407). 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 SFO to PDX?

Find hourly flight availability from San Francisco to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 10 July 2025.

When flying from San Francisco to Portland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from San Francisco to Portland

Explore weekly flight availability from San Francisco to Portland. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 10 July 2025.

The most flights from SFO to PDX are scheduled on a Wednesday (66 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (44 on average).

How much does it cost for a return flight from San Francisco to Portland?

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. 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 Portland. Reviews last updated 10 July 2025.
Read reviews from past customers who have flown with Alaska Airlines, Southwest, andDelta from San Francisco to Portland. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Entertainment

7.1

Comfort

7.8

Food

7.1

Crew

8.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

STS - PDX

One or two midday non-stop flights from PDX to Santa Rosa would be great. The very early and late options are hard on older passengers.
Alaska Airlines
8.0
Very Good
10,000 reviews
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Entertainment

7.1

Comfort

7.8

Food

7.1

Crew

8.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

STS - PDX

One or two midday non-stop flights from PDX to Santa Rosa would be great. The very early and late options are hard on older passengers.
Southwest
8.0
Very Good
4,252 reviews
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Entertainment

7.1

Comfort

7.8

Food

7.1

Crew

8.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

STS - PDX

One or two midday non-stop flights from PDX to Santa Rosa would be great. The very early and late options are hard on older passengers.
Delta
8.0
Very Good
7,954 reviews
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Entertainment

7.1

Comfort

7.8

Food

7.1

Crew

8.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

STS - PDX

One or two midday non-stop flights from PDX to Santa Rosa would be great. The very early and late options are hard on older passengers.
Hawaiian Airlines
7.8
Good
2,558 reviews
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Entertainment

7.1

Comfort

7.8

Food

7.1

Crew

8.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

STS - PDX

One or two midday non-stop flights from PDX to Santa Rosa would be great. The very early and late options are hard on older passengers.
United Airlines
7.4
Good
8,846 reviews
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Entertainment

7.1

Comfort

7.8

Food

7.1

Crew

8.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

STS - PDX

One or two midday non-stop flights from PDX to Santa Rosa would be great. The very early and late options are hard on older passengers.

Related info for your journey

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

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

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

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

    Southwest, at $175, was found to be the cheapest airline from San Francisco to Portland.Alternate airlines to your destination round-trip include United Airlines and Delta. Southwest is priced at 40% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from San Francisco to Portland one-way?

    One-way options have recently been found by users for as low as $121 on Delta. Other airlines that offer cheap prices include Southwest from $126 and United Airlines from $129 one-way.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from San Francisco to Portland on time: Frontier (100%), Singapore Airlines (89%), Turkish Airlines (86%).

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

    The cheapest flight price from San Francisco to Portland is $233. On average you can expect to pay $280. The most popular route, (San Francisco - Portland), can usually be booked for $210.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Francisco to Portland 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 San Francisco to Portland?

    Currently, January is the cheapest month in which you can book a flight from San Francisco to Portland (average of $908). Flying from San Francisco to Portland in December is currently the most expensive (average of $1,407). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San Francisco to Portland

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

Fly with Cheapflights

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

Cheapflights makes it easy to find San Francisco to Portland flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights simply makes it quick and affordable to book flights from San Francisco to Portland by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from San Francisco to Portland flexibly with Cheapflights today.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Portland from San Francisco today and book when prices fit your budget.

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