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Cheap flights from San Francisco to Portland from £59

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 13/5. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — PDX
12 Apr — 19 Apr1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from San Francisco to Portland are usually found in September or July, booked 72 days in advance, depart on a Friday or Tuesday and return on a Thursday

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 13 March 2026.

Tue 14/412:00
SFO
-
PDX
Nonstop1h 50m
Alaska Airlines
Tue 14/414:50
PDX
-
SFO
Nonstop1h 57m
Alaska Airlines
Deal found 8/3£114
Tue 14/413:45
SFO
-
PDX
2 stops8h 40m
Southwest
Tue 21/411:45
PDX
-
SFO
1 stop6h 45m
Southwest
Deal found 9/3£117
Tue 14/414:39
SFO
-
PDX
Nonstop1h 51m
Alaska Airlines
Tue 28/410:51
PDX
-
SFO
Nonstop1h 58m
Alaska Airlines
Deal found 10/3£117
Fri 17/418:49
SFO
-
PDX
Nonstop1h 59m
United Airlines
Sat 18/419:14
PDX
-
SFO
Nonstop1h 52m
United Airlines
Deal found 10/3£121
Wed 15/413:45
SFO
-
PDX
1 stop5h 30m
Southwest
Wed 22/407:40
PDX
-
SFO
2 stops7h 40m
Southwest
Deal found 11/3£123
Thu 23/405:59
SFO
-
PDX
1 stop3h 59m
Delta
Tue 28/418:05
PDX
-
SFO
1 stop5h 32m
Delta
Deal found 9/3£123
Tue 7/412:00
SFO
-
PDX
Nonstop1h 50m
Alaska Airlines
Mon 13/407:05
PDX
-
SFO
Nonstop1h 58m
Alaska Airlines
Deal found 13/3£125
Wed 6/513:45
SFO
-
PDX
2 stops9h 15m
Southwest
Sat 9/513:35
PDX
-
SFO
1 stop7h 45m
Southwest
Deal found 9/3£126
Tue 7/408:00
SFO
-
PDX
Nonstop1h 50m
Alaska Airlines
Tue 21/421:30
PDX
-
SFO
1 stop25h 31m
Alaska Airlines
Deal found 12/3£127
Wed 8/407:40
SFO
-
PDX
1 stop6h 10m
Southwest
Wed 15/409:45
PDX
-
SFO
1 stop7h 45m
Southwest
Deal found 10/3£128

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 13 March 2026.

Round-trip from

£114

One-way from

£59

Popular in

December

Cheapest in

September

Average price

£245
Alaska Airlines
  • Alaska Airlines
  • 14/4-14/4
  • Nonstop
  • 3h 47m total
  • San Francisco to Portland
Search Deals
Delta
  • Delta
  • 28/4
  • 1 total stop
  • 3h 55m total
  • San Francisco to Portland
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£11 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£4 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 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 858,174 searches. Data last updated 13 March 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

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Tue 7/4

12:35-14:30

Nonstop1h 55m

Portland

Tue 14/4

05:30-07:28

Nonstop1h 58m

£117
Fastest return journey

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Tue 14/4

12:00-13:50

Nonstop1h 50m

Portland

Tue 28/4

14:50-16:46

Nonstop1h 56m

£117

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Sat 9/5

05:40-14:55

1 stop9h 15m

Portland

Mon 11/5

16:55-00:10

1 stop7h 15m

£130

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Mon 27/4

05:59-09:58

1 stop3h 59m

Portland

Thu 30/4

18:05-23:37

1 stop5h 32m

£132

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Sun 10/5

07:40-09:30

Nonstop1h 50m

Portland

Mon 11/5

14:50-21:20

1 stop6h 30m

£140
Cheapest one-way

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Wed 27/5

05:55-10:40

1 stop4h 45m

£59

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Sat 16/5

13:50-21:45

1 stop7h 55m

£63

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Wed 27/5

20:50-22:48

Nonstop1h 58m

£63

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Tue 7/4

14:55-20:59

1 stop6h 04m

£67
Fastest single journey

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Sun 10/5

10:40-12:35

Nonstop1h 55m

£67

Flights are sorted by cheapest return flights first.

Deals found on 12/3

Showing 1-10 of 14 resultsSorted by cheapest first
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 6 March 2026.

The best time to book flights from San Francisco to Portland is 72 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, May is the cheapest month in which you can book a flight from San Francisco to Portland (average of £58). Flying from San Francisco to Portland in March is currently the most expensive (average of £102). 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 13 March 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 13 March 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
3,031 reviews
Check prices

Comfort

5.5

Boarding

6.0

Entertainment

4.3

Food

4.6

Crew

6.6

Overall

5.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BOS - ATL

Everything was on time. There were no refreshments but that was known in advance. Crew managed a medical emergency with efficiency and care.
Frontier
5.7
Fair
3,031 reviews
Frontier
5.7
Fair
3,031 reviews
Check prices

Comfort

5.5

Boarding

6.0

Entertainment

4.3

Food

4.6

Crew

6.6

Overall

5.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BOS - ATL

Everything was on time. There were no refreshments but that was known in advance. Crew managed a medical emergency with efficiency and care.

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 35 daily flights to Portland from 1 airline. 2h 09m 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 51m. 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 £106. You may be able to fly from San Francisco to Portland for 45% 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: Icelandair (100%), Qantas Airways (92%), Alaska Airlines( 89%).

  • 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, May is the cheapest month in which you can book a flight from San Francisco to Portland (average of £58). Flying from San Francisco to Portland in March is currently the most expensive (average of £102). 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
Lincoln City

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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 Eugene flights
Los Angeles to Portland 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 13 March 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest£106Average£117FlexibilityNo 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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