PDX - SFO

C$ 93 Find Cheap Flights from Portland to San Francisco

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Portland to San Francisco departing on 18/3. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to San Francisco

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Portland to San Francisco, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Portland to San Francisco, as well as popular online travel agencies
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Everything you should know

Cheapest round-trip
C$ 199
Overall average: C$ 325
Alaska Airlines
Fri 8/5Tue 12/5
PDX - SFO • 1 stop
Cheapest direct flights
C$ 202
Typical prices: C$ 267-C$ 588
Alaska Airlines
Tue 17/3Tue 17/3
PDX - SFO • Direct
Our travellers' advice
AI-powered summary based on content written by travel experts and KAYAK users. AI can make mistakes.
Frontier's Economy Bundle includes a carry-on.
Alaska flights may need re-checking for connections.
Expert advice
Expert advice
+1
+1
Expert advice
Expert advice
+1
When to book
4 weeks
in advance
Our data shows that travellers who book at least 4 weeks in advance save around 54% compared to booking last minute.
Insights
Insights
Insights
Insights
When to travel
January
Cheapest • 34% price drop
February
Most popular
Good to know
Good to know
+1
+1
Good to know
Good to know
+1
Start a new search
KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you love your trip to San Francisco!
Flight Deals
Booking Insights
Expert advice
Flight Deals

Cheap Flights from Portland to San Francisco (PDX-SFO)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Portland to San Francisco that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Portland to San Francisco

Fri, 8 May - Tue, 12 May
Alaska Airlines Logo
1:52 p.m. - 8:14 p.m.
PDX
-
SFO
6h 22m
1 stop
Alaska Airlines Logo
11:52 a.m. - 1:47 p.m.
SFO
-
PDX
1h 55mdirect
C$ 199Alaska Airlines
Tue, 17 Mar - Tue, 17 Mar
Alaska Airlines Logo
7:05 a.m. - 9:08 a.m.
PDX
-
SFO
2h 03mdirect
Alaska Airlines Logo
11:41 a.m. - 1:37 p.m.
SFO
-
PDX
1h 56mdirect
C$ 202Alaska Airlines
Wed, 25 Feb - Wed, 4 Mar
Southwest Logo
6:00 a.m. - 11:50 a.m.
PDX
-
SFO
5h 50m
1 stop
Southwest Logo
5:30 a.m. - 11:45 a.m.
SFO
-
PDX
6h 15m
1 stop
C$ 205Southwest
Tue, 24 Mar - Wed, 25 Mar
Alaska Airlines Logo
8:46 p.m. - 10:43 p.m.
PDX
-
SFO
1h 57mdirect
Alaska Airlines Logo
8:00 a.m. - 9:50 a.m.
SFO
-
PDX
1h 50mdirect
C$ 209Alaska Airlines
Wed, 4 Mar - Wed, 11 Mar
Southwest Logo
5:05 a.m. - 10:55 a.m.
PDX
-
SFO
5h 50m
1 stop
Southwest Logo
2:30 p.m. - 10:00 p.m.
SFO
-
PDX
7h 30m
2 stops
C$ 211Southwest
Sat, 14 Mar - Tue, 17 Mar
Delta Logo
5:36 p.m. - 12:06 a.m.
PDX
-
SFO
6h 30m
1 stop
Delta Logo
6:00 a.m. - 10:02 a.m.
SFO
-
PDX
4h 02m
1 stop
C$ 213Delta
Wed, 4 Mar - Wed, 11 Mar
Southwest Logo
6:00 a.m. - 2:20 p.m.
PDX
-
SFO
8h 20m
2 stops
Southwest Logo
2:30 p.m. - 10:00 p.m.
SFO
-
PDX
7h 30m
2 stops
C$ 218Southwest
Thu, 26 Feb - Tue, 3 Mar
Delta Logo
5:30 a.m. - 9:30 a.m.
PDX
-
SFO
4h 00m
1 stop
Delta Logo
2:39 p.m. - 8:55 p.m.
SFO
-
PDX
6h 16m
1 stop
C$ 222Delta
Sat, 28 Feb - Sun, 1 Mar
Alaska Airlines Logo
2:46 p.m. - 4:40 p.m.
PDX
-
SFO
1h 54mdirect
Alaska Airlines Logo
7:50 a.m. - 9:42 a.m.
SFO
-
PDX
1h 52mdirect
C$ 226Alaska Airlines
Tue, 3 Mar - Sat, 7 Mar
Southwest Logo
6:45 a.m. - 2:20 p.m.
PDX
-
SFO
7h 35m
2 stops
Southwest Logo
5:55 p.m. - 1:40 a.m.
SFO
-
PDX
7h 45m
1 stop
C$ 229Southwest
Booking Insights

KAYAK's insights & trends for Portland to San Francisco flights

Get data-powered insights and trends into flights from Portland to San Francisco to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest month to fly from Portland to San Francisco?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Portland to San Francisco, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Portland to San Francisco is January, where tickets cost C$ 199 (return) on average. On the other hand, the most expensive months are March and December, where the average cost of round-trip tickets is C$ 419 and C$ 364 respectively.

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

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Portland to San Francisco, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from Portland to San Francisco, you should book around 4 weeks before departure, which saves you about 54% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 14 weeks before departure.

Expert advice

Expert advice for your flight from Portland to San Francisco

 
AI-powered summary based on content written by travel experts. AI can make mistakes.
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Stefanie Waldek

Stefanie Waldek

Expert on Air Canada, Frontier and United Airlines

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or on the sea, likely en route to Antarctica or the Arctic.

Good to know

Low seasonSeptember
Cheapest flightC$ 93
Best time to beat the crowds (5% less expensive on average)
Most popular time to fly and prices are also 13% lower on average.
Flight from Portland to San Francisco

When to book flights from Portland to San Francisco

Are your dates flexible? Find out the best times to travel from Portland to San Francisco based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Flights from Portland to San Francisco: the best tips from KAYAK users' own experiences

Insights shared by verified travellers who flew the route from Portland to San Francisco 
MichaelFlew with United Airlines
PDX
-
SFO
Jan 2026
The Portland airport is very easy to get into (traffic, TSA, etc.) Sunday late afternoon/evening.
Verified travelerFlew with Alaska Airlines
PDX
-
SFO
May 2025
My mom told me prior to boarding an airplane I should empty my bladder. As I age, that advice becomes more sage.
RobertFlew with Alaska Airlines
PDX
-
SFO
May 2025
That flights from Portland to S.F. with an international Eva air connect require checking in again before boarding

FAQs for booking flights from Portland to San Francisco

  • Are there nonstop flights from Portland to San Francisco?

    Multiple airlines offer services from Portland to San Francisco, including United Airlines and Alaska Airlines. There are many nonstop flights from Portland International Airport to San Francisco International Airport. If you need information about flights to pick the most suitable route, book through KAYAK.

  • Where are ATMs at Portland International Airport?

    The Portland International Airport has ATMs located at different points to help passengers access to cash quickly. You can withdraw money at the North Lobby gate area before security, in the Main Lobby gate area, and in the South Lobby gate area. ATMs are also available at Gates E3, D7, B3, D11, C3, and C13. There’s another ATM in the Baggage Claim section.

  • Are there pet relief areas at San Francisco International Airport?

    Owners can access the pet relief area in the San Francisco International Airport. The facilities are located outside and inside the terminals. They provide essential elements for pets in transit, including drinking areas and garbage areas with dispensers. You can access the facilities in Terminal 1 at the Courtyard 2 Baggage Claim level, in Terminal 2 at the Courtyard 3 Baggage Claim level, and Terminal 3 at the Courtyard 4 Baggage Claim level.

  • Is there free Wi-Fi at San Francisco Airport?

    Passengers can connect to the airport’s free Wi-Fi in all terminals. To connect, enable Wi-Fi on your device and select a network named “#SFO FREE WIFI,” then launch a web browser to accept the service terms and conditions. Each authentication gives you 4h, but if you want to use it longer, just reconnect and accept the terms again.

  • How can I travel from San Francisco International Airport?

    There are several travel options if you want to access downtown San Francisco from the airport. These include the airport bus service operated by SamTrans, which offers trips to downtown San Francisco and other locations. Find the buses at the terminals. You can also use a taxi, which offers a transfer time of about 30min to downtown San Francisco. Also, the BART SFO light rail service runs from the airport to downtown San Francisco. It departs every 15min and will get you to San Francisco in about 25min.

  • What is the cheapest flight from Portland to San Francisco?

    In the last 3 days, the lowest price for a flight from Portland to San Francisco was C$ 93 for a one-way ticket and C$ 199 for a round-trip.

  • Which airlines offer Wi-Fi service onboard planes from Portland to San Francisco?

    Alaska Airlines, JetBlue, American Airlines, and Japan Airlines offer inflight Wi-Fi service on the Portland to San Francisco flight route.

  • Which aircraft models fly most regularly from Portland to San Francisco?

    The Boeing 737-800 is the aircraft model that flies most regularly on the Portland to San Francisco flight route.

  • On which days can I fly direct from Portland to San Francisco?

    There are direct flights from Portland to San Francisco on a daily basis.

  • How does KAYAK find such low prices on flights from Portland to San Francisco?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Portland to San Francisco.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Portland to San Francisco?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Francisco from Portland is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Portland to San Francisco?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Francisco with an airline and back to Portland with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Portland to San Francisco?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Francisco from Portland up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

KAYAK’s top tips for finding a cheap flight from Portland to San Francisco

  • Looking for a cheap flight? 25% of our users found flights on this route for C$ 371 or less one-way.
  • For flights from Portland, Oregon, to San Francisco, many travelers prefer to use the Portland International Airport (PDX), which is served by multiple airlines.
  • While at Portland International Airport, if you want to access the internet, there’s free Wi-Fi. Switch on your device Wi-Fi and connect to “flypdx.”
  • There are many restaurants at the Portland International Airport at the concourses, including Café Yumm, Tillamook Market, Bambuza Vietnam Kitchen, and the Capers Market.
  • Smoking is not permitted within the Portland International Airport public areas, so there are smoking areas outside the terminals.
  • The San Francisco International Airport (SFO), located 13 miles from downtown San Francisco, is the airport of choice for people traveling from Portland to San Francisco.
  • In case you need medicine while at the San Francisco International Airport, there is a medical clinic at the International Terminal Main Hall in the Departures Area. It offers travel and occupational medical services.
  • If you’re traveling with your kids, there are nursing rooms at San Francisco International Airport located in Terminal 1 post-security, Terminal 2 pre-security, and Terminal 3 pre-security.
  • If you wish to meditate while at the San Francisco International Airport, you can visit the Barman Reflection Room, a quiet space at the International Terminal Main Hall.

Prefer to fly direct from Portland to San Francisco?

 
Direct data is based off flight results for the next 60 days. Find direct flights from all airlines flying direct from Portland to San Francisco.
Find which airlines fly direct from Portland Airport to San Francisco Airport, which days they fly and book direct flights.

Direct departures

Portland to San Francisco

Monday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

Tuesday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

Wednesday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

Thursday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

Friday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

Saturday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

Sunday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

See more nonstop flights

Direct returns

San Francisco to Portland

Monday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

Tuesday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

Wednesday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

Thursday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

Friday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

Saturday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

Sunday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

See more nonstop flights

Everything you need to know for your flight from Portland to San Francisco

Information on your arrival and departure airports