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San Francisco Bay Area

$46+ Cheap flights from Portland (PDX) to San Francisco Bay Area

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 2/7. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — SFO
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
1 adult, Economy
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Cheap flight deals from Portland to San Francisco Bay Area

Keep the following information in mind while searching for Portland to San Francisco Bay Area flight deals. Data was last updated January 8, 2026.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$117
(Alaska Airlines)

One-way from

$46
(Alaska Airlines)

Popular in

March

Cheapest in

January

Average price

$128
Provider with most accurate pricing for Portland-San Francisco flight deals.
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Provider most trusted by Cheapflights users for Portland-San Francisco flights.
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From Portland to San Francisco Bay Area
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One-way flight from Portland to San Francisco Bay Area
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Highest demand for flights based on searches. 7% potential increase in price ($18 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Portland to San Francisco Bay Area

Cheapest flights from Portland to San Francisco Bay Area
Explore the most affordable flight options available from Portland to San Francisco Bay Area. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 8, 2026.

This Alaska Airlines deal was found by Cheapflights users on 1/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/1010:45 amPDX - STS
Nonstop1h 37mAlaska Airlines
Thu 2/198:00 amSTS - PDX
Nonstop1h 44mAlaska Airlines
Deal found 1/7$117
This Alaska Airlines deal was found by Cheapflights users on 1/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/57:15 amPDX - STS
Nonstop1h 43mAlaska Airlines
Thu 2/128:00 amSTS - PDX
Nonstop1h 44mAlaska Airlines
Deal found 1/7$132
This Alaska Airlines deal was found by Cheapflights users on 1/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/66:57 pmPDX - STS
Nonstop1h 44mAlaska Airlines
Mon 2/96:50 amSTS - PDX
Nonstop1h 48mAlaska Airlines
Deal found 1/5$147
This Alaska Airlines deal was found by Cheapflights users on 1/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/810:33 amPDX - SFO
Nonstop1h 50mAlaska Airlines
Tue 2/104:46 pmSFO - PDX
1 stop4h 01mAlaska Airlines
Deal found 1/8$147
This CheapOair deal was found by Cheapflights users on 1/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/269:22 pmPDX - SFO
1 stop15h 16mFrontier
Thu 1/298:23 pmSFO - PDX
1 stop13h 26mFrontier
Deal found 1/8$151
This Alaska Airlines deal was found by Cheapflights users on 1/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/42:38 pmPDX - SFO
2 stops7h 17mAlaska Airlines
Fri 2/66:56 pmSFO - PDX
Nonstop1h 52mAlaska Airlines
Deal found 1/5$154
This Southwest deal was found by Cheapflights users on 1/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/287:25 amPDX - SFO
2 stops8h 05mSouthwest
Sun 2/15:00 amSFO - PDX
1 stop7h 15mSouthwest
Deal found 1/7$155
This Southwest deal was found by Cheapflights users on 1/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/299:00 amPDX - SFO
2 stops7h 55mSouthwest
Sun 2/15:30 amSFO - PDX
1 stop5h 45mSouthwest
Deal found 1/7$156
This Alaska Airlines deal was found by Cheapflights users on 1/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/157:15 amPDX - STS
Nonstop1h 59mAlaska Airlines
Fri 3/207:30 amSTS - PDX
Nonstop1h 40mAlaska Airlines
Deal found 1/7$157
This Alaska Airlines deal was found by Cheapflights users on 1/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/126:00 amPDX - SJC
1 stop4h 28mAlaska Airlines
Fri 2/2011:58 amSJC - PDX
Nonstop1h 52mAlaska Airlines
Deal found 1/7$157
This Southwest deal was found by Cheapflights users on 1/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/125:15 amPDX - SFO
1 stop9h 05mSouthwest
Sun 2/157:35 amSFO - PDX
1 stop12h 40mSouthwest
Deal found 1/7$157
This Orbitz deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/275:35 pmPDX - SJC
1 stop5h 21mMultiple Airlines
Mon 3/29:35 amSJC - PDX
1 stop8h 46mMultiple Airlines
Deal found 1/6$158

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to San Francisco Bay Area 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 2,558,603 searches. Data last updated January 8, 2026.
Use the filters below to find and compare flights from Portland to San Francisco Bay Area that are best for you.

Fly from

Portland

Fly to

San Francisco Bay Area

Route

Depart

Return

Price

PortlandSanta Rosa

PDX - STS

PDXSTS

Portland

Tue 2/10

10:45 am-12:22 pm

Nonstop1h 37m

Santa Rosa Sonoma County

Thu 2/19

6:50 pm-8:36 pm

Nonstop1h 46m

$117

PortlandSanta Rosa

PDX - STS

PDXSTS

Portland

Tue 2/10

10:45 am-12:22 pm

Nonstop1h 37m

Santa Rosa Sonoma County

Tue 2/17

6:50 pm-8:36 pm

Nonstop1h 46m

$117

PortlandSanta Rosa

PDX - STS

PDXSTS

Portland

Thu 2/26

7:15 am-9:14 am

Nonstop1h 59m

Santa Rosa Sonoma County

Sat 2/28

8:00 am-9:44 am

Nonstop1h 44m

$117

PortlandSanta Rosa

PDX - STS

PDXSTS

Portland

Sun 2/8

7:15 am-8:58 am

Nonstop1h 43m

Santa Rosa Sonoma County

Wed 2/18

6:50 pm-8:36 pm

Nonstop1h 46m

$117

PortlandSanta Rosa

PDX - STS

PDXSTS

Portland

Sat 3/14

7:15 am-9:14 am

Nonstop1h 59m

Santa Rosa Sonoma County

Fri 3/20

7:30 am-9:10 am

Nonstop1h 40m

$117

PortlandSanta Rosa

PDX - STS

PDXSTS

Portland

Tue 2/10

10:45 am-12:22 pm

Nonstop1h 37m

Santa Rosa Sonoma County

Fri 2/20

8:00 am-9:44 am

Nonstop1h 44m

$117

PortlandSanta Rosa

PDX - STS

PDXSTS

Portland

Thu 3/12

7:15 am-9:14 am

Nonstop1h 59m

Santa Rosa Sonoma County

Sat 3/14

6:50 pm-8:36 pm

Nonstop1h 46m

$117

PortlandSanta Rosa

PDX - STS

PDXSTS

Portland

Mon 2/9

6:57 pm-8:41 pm

Nonstop1h 44m

Santa Rosa Sonoma County

Sat 2/21

8:00 am-9:44 am

Nonstop1h 44m

$117

PortlandSanta Rosa

PDX - STS

PDXSTS

Portland

Sat 1/31

5:40 pm-7:24 pm

Nonstop1h 44m

Santa Rosa Sonoma County

Tue 2/3

6:50 am-8:38 am

Nonstop1h 48m

$117

PortlandSanta Rosa

PDX - STS

PDXSTS

Portland

Fri 3/13

3:00 pm-4:47 pm

Nonstop1h 47m

Santa Rosa Sonoma County

Sat 3/21

7:02 pm-8:45 pm

Nonstop1h 43m

$117

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/7

Showing 1-10 of 60 results
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Best time to book a flight from Portland to San Francisco Bay Area

Have a flexible travel schedule? Discover the best time to fly to San Francisco Bay Area from Portland with our price prediction graph.
Estimated round-trip 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 Portland to San Francisco Bay Area

What is the cheapest month to book a flight from Portland to San Francisco Bay Area?

Currently, January is the cheapest month in which you can book a flight from Portland to San Francisco Bay Area (average of $37). Flying from Portland to San Francisco Bay Area in March is currently the most expensive (average of $135). 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 PDX to XIH?

Find hourly flight availability from Portland to San Francisco Bay Area. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 8, 2026.

A simple way to save on the total cost of your ticket is to fly from Portland to San Francisco Bay Area at noon. If you’re flexible enough to do this you can expect to save up to 22% on your trip compared to booking a flight in the evening.

What is the cheapest day to fly from Portland to San Francisco Bay Area?

Use this chart to determine the cheapest time to fly round-trip from Portland to San Francisco Bay Area. Price data was last updated on January 3, 2026.

Travelers seeking maximum savings on their Portland to San Francisco Bay Area flight should consider departing on Tuesday at noon when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Portland to San Francisco Bay Area

Explore weekly flight availability from Portland to San Francisco Bay Area. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 8, 2026.

The most flights from PDX to zzXIH are scheduled on a Wednesday (53 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (21 on average).

Reviews of airlines servicing San Francisco Bay Area

Get insights into the airlines that provide service to San Francisco Bay Area. 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 San Francisco Bay Area. Reviews last updated January 8, 2026.
Get a feel of what it's like to fly with Alaska Airlines, Southwest, and Hawaiian Airlines from Portland to San Francisco Bay Area by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,666 reviews

Crew

8.5

Overall

8.0

Food

7.1

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.
Alaska Airlines
8.0
Very good
11,666 reviews
Alaska Airlines
8.0
Very good
11,666 reviews

Crew

8.5

Overall

8.0

Food

7.1

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.
Southwest
8.0
Very good
4,250 reviews
Alaska Airlines
8.0
Very good
11,666 reviews

Crew

8.5

Overall

8.0

Food

7.1

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.
Hawaiian Airlines
7.8
Good
2,824 reviews
Alaska Airlines
8.0
Very good
11,666 reviews

Crew

8.5

Overall

8.0

Food

7.1

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.
United Airlines
7.4
Good
9,141 reviews
Alaska Airlines
8.0
Very good
11,666 reviews

Crew

8.5

Overall

8.0

Food

7.1

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.
Frontier
5.7
Fair
3,061 reviews
Alaska Airlines
8.0
Very good
11,666 reviews

Crew

8.5

Overall

8.0

Food

7.1

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.

Related info for your journey

Find useful and relevant information for your journey from Portland to San Francisco Bay Area. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Portland to San Francisco Bay Area?

    For a flight from Portland to San Francisco Bay Area, you will be flying from Portland. Portland (PDX) is just 6.0 mi from the center of the city.

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

    The Portland to San Francisco Bay Area flight path was viewed by 153 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    Alaska Airlines, Delta, and Southwest can get you from Portland to San Francisco Bay Area in just under 1h 37m. Your travel time can differ by up to 3h 50m. Portland and San Francisco Bay Area are separated by a distance of 489 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Portland to San Francisco Bay Area one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $19. Southwest flights start at $48 while deals on United Airlines start at $52 one-way.

  • What are the most popular routes from Portland to San Francisco Bay Area?

    When deciding which route to take from Portland to San Francisco Bay Area consider Portland - San Francisco, Portland - Oakland or Portland - San Jose as they are the most popular.

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

    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 Portland to San Francisco Bay Area on time: SkyWest Airlines (100%), Lufthansa (88%), Horizon Air (83%).

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

    On average you can expect to pay $736 for a flight from Portland to San Francisco Bay Area. The cheapest flight overall is $73 while the most popular route, (Portland - San Francisco) is currently priced at $108.

  • Can I find deals for flights from Portland to San Francisco Bay Area that include hotel bookings?

    Yes. In addition to deals on Portland to San Francisco Bay Area flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to San Francisco Bay Area?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to San Francisco Bay Area.

  • Can I find deals for business class flights from Portland to San Francisco Bay Area?

    Yes. Cheapflights offers flight deals from Portland to San Francisco Bay Area 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 Portland to San Francisco Bay Area?

    Currently, January is the cheapest month in which you can book a flight from Portland to San Francisco Bay Area (average of $37). Flying from Portland to San Francisco Bay Area in March is currently the most expensive (average of $135). 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

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Alternative routes for Portland to San Francisco Bay Area

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Portland to San Francisco Bay Area

Discover the top 7 airlines that operate flights from Portland to San Francisco Bay Area. 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 2,558,603 searches. Data last updated January 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$37Average$96FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$66Average$183FlexibilityNo cancel feeOn-time65%
Hawaiian AirlinesCheapest$77Average$253FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$88Average$267FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$97Average$223FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$113Average$227FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$247Average$414FlexibilityNo cancel feeOn-time71%

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