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Cheap flights from San Francisco to Portland from £58

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 18/2. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — PDX
25 Feb — 4 Mar1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from San Francisco to Portland are usually found in January or February, booked 45 days in advance, depart on a Tuesday or Friday and return on a Wednesday

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 26 January 2026.

Tue 17/207:50
SFO
-
PDX
Nonstop1h 52m
Alaska Airlines
Sat 21/207:05
PDX
-
SFO
Nonstop2h 03m
Alaska Airlines
Deal found 24/1£115
Tue 3/309:00
SFO
-
PDX
Nonstop1h 56m
Alaska Airlines
Tue 3/313:36
PDX
-
SFO
1 stop4h 31m
Alaska Airlines
Deal found 24/1£118
Tue 14/406:00
SFO
-
PDX
1 stop7h 02m
Frontier
Tue 28/413:48
PDX
-
SFO
1 stop9h 37m
Frontier
Deal found 24/1£119
Tue 17/211:41
SFO
-
PDX
Nonstop1h 56m
Alaska Airlines
Thu 19/210:48
PDX
-
SFO
Nonstop2h 01m
Alaska Airlines
Deal found 26/1£120
Mon 23/209:00
SFO
-
PDX
Nonstop1h 56m
Alaska Airlines
Mon 23/214:47
PDX
-
SFO
Nonstop1h 57m
Alaska Airlines
Deal found 24/1£122
Tue 17/214:58
SFO
-
PDX
Nonstop1h 52m
Alaska Airlines
Fri 20/221:48
PDX
-
SFO
Nonstop1h 56m
Alaska Airlines
Deal found 24/1£122
Mon 16/207:50
SFO
-
PDX
Nonstop1h 52m
Alaska Airlines
Thu 19/210:48
PDX
-
SFO
Nonstop2h 01m
Alaska Airlines
Deal found 26/1£125
Wed 20/510:40
SFO
-
PDX
Nonstop1h 55m
United Airlines
Tue 26/508:46
PDX
-
SFO
Nonstop1h 51m
United Airlines
Deal found 25/1£126
Mon 16/207:50
SFO
-
PDX
Nonstop1h 52m
Alaska Airlines
Sun 22/207:05
PDX
-
SFO
Nonstop2h 03m
Alaska Airlines
Deal found 26/1£127
Wed 25/205:55
SFO
-
PDX
1 stop4h 52m
Delta
Wed 25/215:59
PDX
-
SFO
1 stop6h 42m
Delta
Deal found 26/1£130
Wed 1/412:35
SFO
-
PDX
Nonstop1h 55m
United Airlines
Sat 4/405:25
PDX
-
SFO
Nonstop2h 00m
United Airlines
Deal found 23/1£130

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 26 January 2026.

Round-trip from

£115

One-way from

£58

Popular in

December

Cheapest in

January

Average price

£122

Good round-trip deal

£190 or less
Alaska Airlines
  • Alaska Airlines
  • 17/2-18/2
  • Nonstop
  • 3h 57m total
  • San Francisco to Portland
Search Deals
United Airlines
  • United Airlines
  • 18/2
  • Nonstop
  • 1h 52m total
  • San Francisco to Portland
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£7 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£5 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from San Francisco to Portland.
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 858,174 searches. Data last updated 26 January 2026.
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

Sat 21/3

16:54-18:47

Nonstop1h 53m

Portland

Wed 25/3

07:30-09:25

Nonstop1h 55m

£115

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Tue 17/2

07:50-09:42

Nonstop1h 52m

Portland

Wed 25/2

07:05-09:08

Nonstop2h 03m

£115

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Tue 14/4

12:00-13:50

Nonstop1h 50m

Portland

Tue 28/4

17:51-19:49

Nonstop1h 58m

£115

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Tue 21/4

14:39-16:30

Nonstop1h 51m

Portland

Tue 5/5

14:50-16:46

Nonstop1h 56m

£115

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Wed 18/2

14:58-16:50

Nonstop1h 52m

Portland

Tue 24/2

10:48-12:49

Nonstop2h 01m

£115

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Thu 5/3

09:00-10:56

Nonstop1h 56m

Portland

Thu 5/3

14:47-16:44

Nonstop1h 57m

£122

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Sun 22/2

07:50-09:42

Nonstop1h 52m

Portland

Tue 24/2

21:48-23:44

Nonstop1h 56m

£122

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Sat 18/4

16:10-18:08

Nonstop1h 58m

£58

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Wed 4/3

12:56-14:48

Nonstop1h 52m

£58

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Thu 19/2

11:41-13:37

Nonstop1h 56m

£63

Flights are sorted by cheapest return flights first.

Deals found on 25/1

Showing 1-10 of 19 results
1
2

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 23 January 2026.

The best time to book flights from San Francisco to Portland is 45 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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 £28). Flying from San Francisco to Portland in March is currently the most expensive (average of £100). 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 26 January 2026.

When flying from San Francisco to Portland, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 77% versus a flight at midday.

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 26 January 2026.
Get a feel of what it's like to fly with Frontier from San Francisco to Portland by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Frontier
5.7
Fair
3,057 reviews
Check prices

Boarding

6.0

Overall

5.7

Crew

6.6

Entertainment

4.3

Comfort

5.5

Food

4.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

ATL - MDW

Flight was canceled. Late notification and limited help with booking another flight.
Frontier
5.7
Fair
3,057 reviews
Frontier
5.7
Fair
3,057 reviews
Check prices

Boarding

6.0

Overall

5.7

Crew

6.6

Entertainment

4.3

Comfort

5.5

Food

4.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

ATL - MDW

Flight was canceled. Late notification and limited help with booking another flight.

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.

  • What airports do I use to fly from San Francisco to Portland?

    Portland is the airport most travelers will use when flying to Portland from San Francisco. Booking flights from San Francisco (SFO) to Portland (PDX) should be relatively easy as there are 41 daily flights to Portland from 1 airline. 1h 51m is how long a flight from San Francisco to Portland will take if you book a nonstop flight.

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

    Within the past month, 6 users have taken a look at flights from San Francisco to Portland.

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

    Alaska Airlines can get you from San Francisco to Portland in just under 1h 52m. Your travel time will be generally consistent. San Francisco and Portland are separated by a distance of 550 mi. Most flights are nonstop.

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

    Cheapflights users have booked flights from San Francisco to Portland round-trip from £104. You may be able to fly from San Francisco to Portland for 41% less than the average price by searching for this airline.

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

    Before booking your flight to Portland from San Francisco, check out the most reliable airlines to get you to your destination on time: Air China (85%), Air New Zealand (84%), Virgin Australia( 83%).

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

    On average you can expect to pay £357 for a flight from San Francisco to Portland. The cheapest flight overall is £156 while the most popular route, (San Francisco - Portland) is currently priced at £130.

  • 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 £28). Flying from San Francisco to Portland in March is currently the most expensive (average of £100). 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 Portland?

Book flights to Portland if you plan to visit one of these locations
Cannon Beach
Lincoln City

Browse thousands of different options on Cheapflights for your next trip

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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
Los Angeles to Eugene flights
San Diego to Portland flights

Top airline flying from San Francisco to Portland

Discover the top airline that operate flights from San Francisco to Portland. 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 858,174 searches. Data last updated 26 January 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest£104Average£115FlexibilityNo cancel feeOn-time62%
Search Frontier 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?

Deals for San Francisco to Portland flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from San Francisco to Portland.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from San Francisco to Portland, users can toggle the no change fees filter when performing a flight search.

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

Yes! Start tracking prices for San Francisco to Portland flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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