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Cheap flights from San Francisco to Portland from $108

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 27/8. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — PDX
5 Sep — 12 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from San Francisco to Portland

Enter your travel dates to find the best prices.

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 6 August 2026.

Thu 27/807:23 -
Nonstop1h 44m
Thu 27/810:37 -
Nonstop2h 02m
Deal found 5/8$207
Wed 16/908:20 -
Nonstop1h 51m
Thu 24/905:30 -
Nonstop1h 51m
Deal found 4/8$214
Sat 31/1011:39 -
Nonstop1h 53m
Mon 2/1121:32 -
Nonstop1h 50m
Deal found 2/8$217
Fri 30/1011:42 -
Nonstop1h 50m
Mon 2/1111:52 -
Nonstop1h 55m
Deal found 4/8$218
Wed 9/915:03 -
Nonstop1h 47m
Thu 10/912:24 -
1 stop19h 50m
Deal found 4/8$220
Thu 29/1007:43 -
Nonstop1h 46m
Wed 4/1121:32 -
Nonstop1h 50m
Deal found 5/8$221
Mon 26/1009:03 -
Nonstop1h 49m
Wed 28/1010:48 -
Nonstop2h 00m
Deal found 4/8$223
Thu 17/912:07 -
1 stop22h 00m
Thu 24/914:42 -
Nonstop1h 55m
Deal found 2/8$225
Tue 8/908:23 -
Nonstop1h 46m
Thu 10/917:53 -
Nonstop2h 01m
Deal found 3/8$231
Sun 1/1111:39 -
Nonstop1h 51m
Thu 12/1121:32 -
Nonstop1h 50m
Deal found 2/8$240
Thu 17/919:04 -
Nonstop1h 55m
Mon 21/909:00 -
Nonstop1h 56m
Deal found 1/8$241

Find 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 6 August 2026.

Round-trip from

$207

One-way from

$108

Popular in

March

Cheapest in

January

Average price

$410
Alaska Airlines
  • Alaska Airlines
  • 2/9-2/9
  • Nonstop
  • 3h 46m total
  • San Francisco to Portland
Search Deals
Alaska Airlines
  • Alaska Airlines
  • 28/9
  • Nonstop
  • 1h 44m total
  • San Francisco to Portland
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($4 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

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 6 August 2026.
Use the filters below to find and compare flights from San Francisco to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

San FranciscoPortland

SFO San Francisco - PDX Portland

SFOPDX

San Francisco

Sat 17/10

07:43-09:29

Nonstop1h 46m

Portland

Tue 20/10

19:37-21:28

Nonstop1h 51m

$214

San FranciscoPortland

SFO San Francisco - PDX Portland

SFOPDX

San Francisco

Fri 30/10

09:03-10:52

Nonstop1h 49m

Portland

Mon 2/11

07:01-09:00

Nonstop1h 59m

$218

San FranciscoPortland

SFO San Francisco - PDX Portland

SFOPDX

San Francisco

Sat 29/8

14:00-19:44

1 stop5h 44m

Portland

Wed 2/9

17:54-23:59

1 stop6h 05m

$242

San FranciscoPortland

SFO San Francisco - PDX Portland

SFOPDX

San Francisco

Wed 9/9

16:40-22:00

1 stop5h 20m

Portland

Thu 10/9

15:40-21:45

1 stop6h 05m

$242

San FranciscoPortland

SFO San Francisco - PDX Portland

SFOPDX

San Francisco

Sat 24/10

06:00-12:09

1 stop6h 09m

Portland

Sat 14/11

07:00-13:15

1 stop6h 15m

$242

San FranciscoPortland

SFO San Francisco - PDX Portland

SFOPDX

San Francisco

Tue 25/8

10:40-18:15

1 stop7h 35m

Portland

Tue 1/9

05:50-14:40

2 stops8h 50m

$250

San FranciscoPortland

SFO San Francisco - PDX Portland

SFOPDX

San Francisco

Thu 27/8

15:20-23:40

1 stop8h 20m

Portland

Mon 31/8

09:20-16:30

2 stops7h 10m

$250

San FranciscoPortland

SFO San Francisco - PDX Portland

SFOPDX

San Francisco

Mon 21/9

11:30-18:25

2 stops6h 55m

Portland

Wed 30/9

07:05-13:15

1 stop6h 10m

$250

San FranciscoPortland

SFO San Francisco - PDX Portland

SFOPDX

San Francisco

Tue 22/9

05:50-14:05

2 stops8h 15m

Portland

Thu 24/9

15:25-23:10

1 stop7h 45m

$250
Cheapest one-way

San FranciscoPortland

SFO San Francisco - PDX Portland

SFOPDX

San Francisco

Thu 5/11

07:47-09:35

Nonstop1h 48m

$108

Flights are sorted by cheapest return flights first.

Deals found on 5/8

Showing 1-10 of 21 resultsSorted by cheapest first
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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?

Booking 83 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 $349). Flying from San Francisco to Portland in March is currently the most expensive (average of $481). 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 6 August 2026.

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.

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

Airfare is below average for this route at the moment.

San Francisco to Portland flights typically cost between $277 and $580 in August.
The cheapest return price found within the last 5 days was $207 on Alaska Airlines (27 Aug–27 Aug).

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, 2 users have taken a look at flights from San Francisco to Portland.

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

    For as low as $214, Alaska Airlines can have you in Portland from San Francisco in 1h 46m. San Francisco and Portland are separated by a distance of 885 km. This flight may include one or multiple stops.

  • 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: ITA Airways (94%), Asiana Airlines (87%), Avianca (87%).

  • 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 $349). Flying from San Francisco to Portland in March is currently the most expensive (average of $481). 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

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

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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