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Cheap flights from Portland to San Francisco from $49

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to San Francisco departing on 12/11. 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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Cheap round-trip flights

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Alaska Airlines Logo
3:29 pm - 5:22 pmPDX-SFO
1h 53mnonstop
Alaska Airlines Logo
9:00 am - 1:50 pmSFO-PDX
4h 50m1 stop
$112Alaska Airlines
Find Deal
Thu, Oct 30 - Mon, Nov 3
Multiple Airlines Logo
12:43 pm - 10:29 pmPDX-SFO
9h 46m1 stop
Multiple Airlines Logo
11:29 am - 1:23 pmSFO-PDX
1h 54mnonstop
$113Multiple Airlines
Find Deal
Sat, Oct 25 - Wed, Oct 29
United Airlines Logo
1:00 pm - 2:51 pmPDX-SFO
1h 51mnonstop
United Airlines Logo
10:50 pm - 12:46 amSFO-PDX
1h 56mnonstop
$127United Airlines
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Fri, Nov 7 - Sat, Nov 8
Frontier Logo
10:34 am - 5:05 pmPDX-SFO
6h 31m1 stop
Frontier Logo
9:55 pm - 10:18 amSFO-PDX
12h 23m1 stop
$129Frontier
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Fri, Oct 24 - Thu, Oct 30
Frontier Logo
3:26 pm - 6:45 pmPDX-SFO
27h 19m1 stop
Frontier Logo
6:34 am - 11:56 amSFO-PDX
29h 22m1 stop
$130Frontier
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Fri, Nov 7 - Mon, Nov 10
Delta Logo
5:40 am - 12:20 pmPDX-SFO
6h 40m1 stop
Delta Logo
5:30 pm - 10:42 pmSFO-PDX
5h 12m1 stop
$137Delta
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Thu, Oct 30 - Mon, Nov 3
United Airlines Logo
10:10 am - 12:09 pmPDX-SFO
1h 59mnonstop
United Airlines Logo
9:00 pm - 10:52 pmSFO-PDX
1h 52mnonstop
$146United Airlines
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Tue, Dec 2 - Tue, Dec 2
Southwest Logo
2:15 pm - 9:50 pmPDX-SFO
7h 35m1 stop
Southwest Logo
2:05 pm - 10:30 pmSFO-PDX
8h 25m1 stop
$151Southwest
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Tue, Nov 4 - Wed, Nov 5
Southwest Logo
5:45 am - 2:05 pmPDX-SFO
8h 20m1 stop
Southwest Logo
12:40 pm - 8:25 pmSFO-PDX
7h 45m1 stop
$154Southwest
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Sun, Nov 2 - Sat, Nov 8
Delta Logo
5:25 pm - 11:33 pmPDX-SFO
6h 08m1 stop
Delta Logo
6:00 am - 11:46 amSFO-PDX
5h 46m1 stop
$157Delta
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Fri, Nov 7 - Fri, Nov 14

Alaska Airlines flights from Portland to San Francisco

Our best Alaska Airlines deals on Portland to San Francisco flight tickets
Alaska Airlines
Oct 30
PDX3:29 pmPortland
1h 53m
SFO5:22 pmSan Francisco
Nov 3
SFO9:00 amSan Francisco
4h 50m
1 stop
PDX1:50 pmPortland
$112
Find similar
Alaska Airlines
Oct 30
PDX10:40 amPortland
1h 55m
SFO12:35 pmSan Francisco
Nov 3
SFO9:00 amSan Francisco
4h 50m
1 stop
PDX1:50 pmPortland
$114
Find similar
Alaska Airlines
Nov 6
PDX3:29 pmPortland
1h 53m
SFO5:22 pmSan Francisco
Nov 9
SFO8:00 amSan Francisco
1h 49m
PDX9:49 amPortland
$115
Find similar

Southwest flights from Portland to San Francisco

Our best Southwest deals on Portland to San Francisco flight tickets
Southwest
Nov 4
PDX2:15 pmPortland
7h 35m
1 stop
SFO9:50 pmSan Francisco
Nov 5
SFO2:05 pmSan Francisco
8h 25m
1 stop
PDX10:30 pmPortland
$151
Find similar
Southwest
Nov 2
PDX5:45 amPortland
8h 20m
1 stop
SFO2:05 pmSan Francisco
Nov 8
SFO12:40 pmSan Francisco
7h 45m
1 stop
PDX8:25 pmPortland
$154
Find similar
Southwest
Oct 30
PDX5:30 amPortland
9h 10m
2 stops
SFO2:40 pmSan Francisco
Nov 3
SFO5:50 amSan Francisco
7h 40m
1 stop
PDX1:30 pmPortland
$156
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Portland to San Francisco 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 832,500 searches. Data last updated October 9, 2025.
Use the filters below to find and compare flights from Portland to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Thu 10/30

3:29 pm-5:22 pm

Nonstop1h 53m

San Francisco

Mon 11/3

9:00 am-1:50 pm

1 stop4h 50m

$112

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Sat 10/25

12:43 pm-10:29 pm

1 stop9h 46m

San Francisco

Wed 10/29

11:29 am-1:23 pm

Nonstop1h 54m

$113

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Fri 11/7

1:00 pm-2:51 pm

Nonstop1h 51m

San Francisco

Sat 11/8

10:50 pm-12:46 am

Nonstop1h 56m

$127

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Fri 10/24

10:34 am-5:05 pm

1 stop6h 31m

San Francisco

Thu 10/30

9:55 pm-10:18 am

1 stop12h 23m

$129

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Fri 11/7

3:26 pm-6:45 pm

1 stop27h 19m

San Francisco

Mon 11/10

6:34 am-11:56 am

1 stop29h 22m

$130

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Thu 10/30

5:40 am-12:20 pm

1 stop6h 40m

San Francisco

Mon 11/3

5:30 pm-10:42 pm

1 stop5h 12m

$137

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Tue 12/2

10:10 am-12:09 pm

Nonstop1h 59m

San Francisco

Tue 12/2

9:00 pm-10:52 pm

Nonstop1h 52m

$146

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Tue 11/4

2:15 pm-9:50 pm

1 stop7h 35m

San Francisco

Wed 11/5

2:05 pm-10:30 pm

1 stop8h 25m

$151

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Sun 11/2

5:45 am-2:05 pm

1 stop8h 20m

San Francisco

Sat 11/8

12:40 pm-8:25 pm

1 stop7h 45m

$154

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Fri 11/7

5:25 pm-11:33 pm

1 stop6h 08m

San Francisco

Fri 11/14

6:00 am-11:46 am

1 stop5h 46m

$157

Flights are sorted by cheapest round-trip flights first.

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

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

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 San Francisco?

If you aren’t able to travel to San Francisco during the month of January, then flying in December is also cheap. Prices for this month can be found on momondo for an average of $156.

What is the cheapest day to depart on your flight to San Francisco?

The cheapest day to depart from Portland to San Francisco is on a Friday when prices can be found for as low as $351. The most expensive day to fly to San Francisco is Sunday, with ticket prices averaging around $714.

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

Our data shows that the cheapest Portland to San Francisco flights are usually those with departure times at noon. Our users have found flights to San Francisco at noon for as low as $281. Flights in the evening are often more expensive with an average ticket price of $718.

What is the cheapest Portland to San Francisco flight route?

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

How far in advance should I book a flight to San Francisco?

You are more likely to see cheaper flights to San Francisco from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around $202 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from Portland for as low as $161 on momondo.

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

There are 4 cabin classes available to choose from on Portland to San Francisco flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

As of October 2025, prices for Portland to San Francisco flights are approximately 28% cheaper when compared to flights at the same time last year.

When to book flights from Portland to San Francisco

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

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

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

Best Price Found

$137

Fastest flight time

1h 48m

Direct flights

Every day

Airports in San Francisco

1 airport
The best one-way flight to San Francisco from Portland in the past 72 hours is $137. The best round-trip flight deal from Portland to San Francisco found on momondo in the last 72 hours is $264.
The fastest flight from Portland to San Francisco takes 1h 48m
Direct flights go from Portland to San Francisco every day.
There is 1 airport near San Francisco: San Francisco (SFO)
Search flight deals

  • How far is Portland to San Francisco by plane?

    There are 534.1 mi between Portland and San Francisco. In terms of flight time, this usually takes a little over 1h 49m.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Portland Airport to San Francisco Airport.

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

    The travel and health documents required for your trip to San Francisco 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 San Francisco 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 Portland to San Francisco?

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

Best airlines flying from Portland to San Francisco

Compare and see reviews for airlines that fly from Portland to San Francisco with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $36Free CancellationRating
5.8
3,143 reviews
Search Frontier flights
Alaska AirlinesPriceFrom $64Free CancellationRating
8.0
11,049 reviews
Search Alaska Airlines flights
Hawaiian AirlinesPriceFrom $78Free CancellationRating
7.8
2,775 reviews
Search Hawaiian Airlines flights
United AirlinesPriceFrom $108Free CancellationRating
7.4
8,966 reviews
Search United Airlines flights
American AirlinesPriceFrom $143Free CancellationRating
7.2
11,043 reviews
Search American Airlines flights

  • Alaska Airlines Flights From Portland to San Francisco

    Across 13 Alaska Airlines flights from Portland to San Francisco this week, the average price was $216, with the best Alaska Airlines deals starting from $64 round-trip. 11,049 users have rated Alaska Airlines on momondo, with an average score of 8.0/10.

  • Hawaiian Airlines Flights From Portland to San Francisco

    Another popular option for Portland to San Francisco flights is Hawaiian Airlines (7.8/10, 2,775 ratings). Hawaiian Airlines flies from Portland to San Francisco around 29 times per week, with deals starting from $78 round-trip and rising to an average price of around $224.

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
Carmel-by-the-Sea
Modesto
Sonoma
Bodega Bay
Calistoga
Hayward
Roseville
Big Sur
Santa Clara
Fremont
Daly City
Berkeley
Walnut Creek
Half Moon Bay
Vallejo
Salinas
Redwood City
Turlock
South San Francisco

Why use momondo?

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

It is quick and easy to find Portland to San Francisco flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to San Francisco that suits you.

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

Yes. momondo allows you to filter the results for Portland to San Francisco flights to just show those with flexible booking policies.

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

Once you have performed a search for Portland to San Francisco flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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

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