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Cheap flights from San Francisco to Portland from £56

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Portland departing on 20/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from San Francisco to Portland

Cheap return flights

Multiple Airlines Logo
13:11 - 16:50SFO-PDX
3h 39m1 stop
Multiple Airlines Logo
17:41 - 19:47PDX-SFO
2h 06mdirect
£90Multiple Airlines
Find Deal
Wed, 29 Oct - Wed, 5 Nov
United Airlines Logo
22:40 - 00:28SFO-PDX
1h 48mdirect
United Airlines Logo
05:30 - 07:23PDX-SFO
1h 53mdirect
£93United Airlines
Find Deal
Thu, 9 Oct - Sun, 12 Oct
Alaska Airlines Logo
10:48 - 16:50SFO-PDX
6h 02m1 stop
Alaska Airlines Logo
17:55 - 20:04PDX-SFO
2h 09mdirect
£96Alaska Airlines
Find Deal
Wed, 15 Oct - Wed, 15 Oct
United Airlines Logo
22:40 - 00:28SFO-PDX
1h 48mdirect
United Airlines Logo
05:30 - 07:23PDX-SFO
1h 53mdirect
£100United Airlines
Find Deal
Thu, 9 Oct - Mon, 13 Oct
Delta Logo
06:00 - 10:30SFO-PDX
4h 30m1 stop
Delta Logo
17:25 - 23:33PDX-SFO
6h 08m1 stop
£100Delta
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Wed, 15 Oct - Mon, 20 Oct
Alaska Airlines Logo
11:37 - 13:28SFO-PDX
1h 51mdirect
Alaska Airlines Logo
14:30 - 16:21PDX-SFO
1h 51mdirect
£108Alaska Airlines
Find Deal
Tue, 14 Oct - Thu, 16 Oct
Southwest Logo
16:50 - 00:05SFO-PDX
7h 15m1 stop
Southwest Logo
06:45 - 14:10PDX-SFO
7h 25m2 stops
£114Southwest
Find Deal
Mon, 27 Oct - Wed, 29 Oct
Southwest Logo
15:10 - 00:15SFO-PDX
9h 05m2 stops
Southwest Logo
07:25 - 14:10PDX-SFO
6h 45m2 stops
£118Southwest
Find Deal
Mon, 27 Oct - Wed, 29 Oct
Delta Logo
05:55 - 11:46SFO-PDX
5h 51m1 stop
Delta Logo
17:26 - 22:25PDX-SFO
4h 59m1 stop
£126Delta
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Thu, 20 Nov - Mon, 24 Nov
Hawaiian Airlines Logo
19:01 - 20:50SFO-PDX
1h 49mdirect
Hawaiian Airlines Logo
13:25 - 18:01PDX-SFO
4h 36m1 stop
£152Hawaiian Airlines
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Fri, 10 Oct - Sat, 11 Oct

Southwest flights from San Francisco to Portland

Our best Southwest deals on San Francisco to Portland flight tickets
Southwest
27 Oct
SFO16:50San Francisco
7h 15m
1 stop
PDX00:05Portland
29 Oct
PDX06:45Portland
7h 25m
2 stops
SFO14:10San Francisco
£114
Find similar
Southwest
27 Oct
SFO15:10San Francisco
9h 05m
2 stops
PDX00:15Portland
29 Oct
PDX07:25Portland
6h 45m
2 stops
SFO14:10San Francisco
£118
Find similar
Southwest
14 Oct
SFO05:30San Francisco
6h 15m
1 stop
PDX11:45Portland
21 Oct
PDX07:25Portland
13h 00m
2 stops
SFO20:25San Francisco
£119
Find similar

United Airlines flights from San Francisco to Portland

Our best United Airlines deals on San Francisco to Portland flight tickets
United Airlines
9 Oct
SFO22:40San Francisco
1h 48m
PDX00:28Portland
12 Oct
PDX05:30Portland
1h 53m
SFO07:23San Francisco
£93
Find similar
United Airlines
9 Oct
SFO22:40San Francisco
1h 48m
PDX00:28Portland
13 Oct
PDX05:30Portland
1h 53m
SFO07:23San Francisco
£100
Find similar
United Airlines
9 Oct
SFO22:40San Francisco
1h 48m
PDX00:28Portland
12 Oct
PDX05:30Portland
1h 53m
SFO07:23San Francisco
£106
Find similar

momondo 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, momondo users made 279,928 searches. Data last updated 17 September 2025.
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

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Wed 29/10

13:11-16:50

1 stop3h 39m

Portland

Wed 5/11

17:41-19:47

Nonstop2h 06m

£90

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Thu 9/10

22:40-00:28

Nonstop1h 48m

Portland

Sun 12/10

05:30-07:23

Nonstop1h 53m

£93

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Wed 15/10

10:48-16:50

1 stop6h 02m

Portland

Wed 15/10

17:55-20:04

Nonstop2h 09m

£96

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Thu 9/10

22:40-00:28

Nonstop1h 48m

Portland

Mon 13/10

05:30-07:23

Nonstop1h 53m

£100

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Wed 15/10

06:00-10:30

1 stop4h 30m

Portland

Mon 20/10

17:25-23:33

1 stop6h 08m

£100

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Tue 14/10

11:37-13:28

Nonstop1h 51m

Portland

Thu 16/10

14:30-16:21

Nonstop1h 51m

£108

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Mon 27/10

16:50-00:05

1 stop7h 15m

Portland

Wed 29/10

06:45-14:10

2 stops7h 25m

£114

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Mon 27/10

15:10-00:15

2 stops9h 05m

Portland

Wed 29/10

07:25-14:10

2 stops6h 45m

£118

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Thu 20/11

05:55-11:46

1 stop5h 51m

Portland

Mon 24/11

17:26-22:25

1 stop4h 59m

£126

San FranciscoPortland

SFO - PDX

SFOPDX

San Francisco

Fri 10/10

19:01-20:50

Nonstop1h 49m

Portland

Sat 11/10

13:25-18:01

1 stop4h 36m

£152

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Portland from

How to get the cheapest flight ticket from San Francisco to Portland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Portland?

The cheapest month to fly to Portland from San Francisco is in January. Flight prices, which tend to average around £70, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in January, then you should wait until December to fly from San Francisco, when ticket prices are also cheap, with an average price of £110.

What is the cheapest day to depart on your flight to Portland?

The cheapest day to depart on your flight to Portland is on a Tuesday when prices can be found for as low as £114. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Portland is Thursday, with ticket prices averaging around £222.

What is the cheapest time of day to depart on your flight to Portland?

Flying to Portland from San Francisco in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as £118 when looking at flights departing in the afternoon. Try not to purchase tickets in the morning because they tend to be around £118. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest San Francisco to Portland flight route?

Fly from San Francisco to Portland for the best San Francisco - Portland flight prices

How far in advance should I book a flight to Portland?

You are more likely to see cheaper flights to Portland from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Portland for around £154 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portland from San Francisco for as low as £122 on momondo.

What cabin class options are available on San Francisco to Portland flights?

There are 2 cabin classes available to choose from on San Francisco to Portland flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on San Francisco to Portland flights?

You could potentially save up to 11% on your flight if you consider stops on a San Francisco to Portland flight.

How have San Francisco to Portland flight prices changed over time?

As of September 2025, prices for San Francisco to Portland flights are approximately 16% cheaper when compared to flights at the same time last year.

When to book flights from San Francisco to Portland

Are you open to changing your travel dates? Check out the ideal times to fly from San Francisco to Portland according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap San Francisco to Portland (SFO to PDX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to Portland

Fastest flight time

1h 45m

Direct flights

Every day

Airports in Portland

1 airport
The fastest flight from San Francisco to Portland takes 1h 45m
Direct flights go from San Francisco to Portland every day.
There is 1 airport near Portland: Portland (PDX)
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  • How far is San Francisco to Portland by plane?

    Portland is 534.1 mi away from San Francisco. By plane, this route typically takes 1h 45m.

  • When did momondo last update prices for flights from San Francisco Airport to Portland Airport?

    Prices for flights from San Francisco Airport to Portland Airport were last updated today.

  • How many operators does momondo search for flights from San Francisco Airport to Portland Airport?

  • How old do you have to be to fly from San Francisco Airport to Portland Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Airport to Portland Airport.

  • What documentation or ID do you need to fly to Portland Airport?

    The travel and health documents required for your trip to Portland Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Portland Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from San Francisco to Portland?

  • What is the most popular airline from San Francisco to Portland?

Best airlines flying from San Francisco to Portland

Compare and see reviews for airlines that fly from San Francisco to Portland with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom £104Free CancellationRating
5.8
3,174 reviews
Search Frontier flights
Alaska AirlinesPriceFrom £118Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights

  • Alaska Airlines Flights From San Francisco to Portland

    Alaska Airlines flight deals from San Francisco to Portland start from £160 round-trip. Over the 8 Alaska Airlines flights for this route in a normal week, average airfare is usually £215 round-trip - but some users have found much cheaper deals with momondo.

Travelling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Vancouver
Cannon Beach
Astoria
Seaside

Why use momondo?

Why should I use momondo to find a flight deal from San Francisco to Portland?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Portland from San Francisco.

Can I find flights from San Francisco to Portland with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Portland from San Francisco with this policy.

How can momondo help me find flights from San Francisco to Portland?

Once all potential San Francisco to Portland flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from San Francisco to Portland right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of San Francisco to Portland flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Portland trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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