Cheap Flights from San Francisco (SFO) to Portland (PWM)

Travellers and cabin class

Compare San Francisco International to Portland flight deals

Find the cheapest month or even day of the year to fly to Portland

Book the best Portland fare with no extra fees

Flight deals from San Francisco International to Portland

Looking for a cheap last-minute deal or the best return flight from San Francisco International to Portland? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from San Francisco International to Portland

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like San Francisco International to Portland flights are currently cheapest in May.

San Francisco International to Portland: Alternative routes

Compare routes from San Francisco International to Portland below. You may find an airport to fly into that's cheaper, faster, or easier than Portland.

San Francisco to Portland: Flight information

The things to know before you go.
Cheapest flight found$326
Cheapest month to flyMay

Finding cheap flights from San Francisco International to Portland: Frequently asked questions

The best price we found for a return flight from San Francisco International to Portland is $326. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from San Francisco International to Portland. But we found flights with one or more stops from $326.
As of May 2025, there are no flights flying from San Francisco International to Portland.
The cheapest month to fly from San Francisco International to Portland is usually May 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from San Francisco International Airport to Portland Airport on Friday, 9 May 2025.
No airlines currently offer direct flights between San Francisco International Airport and Portland Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Portland but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
Currently, Frontier Airlines offers the cheapest flight tickets to Portland.

Flying from San Francisco International Airport (SFO) to Portland International Jetport Airport (PWM): what you need to know

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are tried-and-true travel tips. Make sure you're at the airport on time to catch your SFO to PWM flight.

  • During popular months like August, it's a good idea to get to the airport earlier than usual. Arrive two hours before domestic departures and four hours ahead of international flights when you travel during peak periods in general.

  • Think about adding a stopover when booking your ticket from San Francisco International Airport to Portland International Jetport Airport. Just uncheck 'Direct flights only' to break up your journey, or perhaps explore a new destination along the way. Here are some options between SFO and PWM:

    • Chicago Midway International Airport

    • Denver International Airport

    • O'Hare International Airport

How to find the cheapest flights from San Francisco International Airport (SFO) to Portland International Jetport Airport (PWM)

  • $180 is the lowest price for a one-way San Francisco International Airport to Portland International Jetport Airport flight. A return flight starts at $326. These prices can change depending on availability.

  • It's usually best to book ahead of time if you're looking for cheap tickets from SFO to PWM. That's because flight prices are based on demand, which tends to increase closer to the date of departure.

  • Getting cheap flights from San Francisco International Airport to Portland International Jetport Airport is more likely if you can be flexible with your travel plans. Use the 'Whole month' function to see the lowest fares across the month and snap up a great deal.

  • Spend less time searching for cheap flights from SFO to PWM by setting up a Price Alert. We'll send you an email or notification through the app when a lower fare pops up.

  • Tailor your flights using filters. Choose your ideal departure and arrival times, airlines and total journey duration. You can also sort the results by 'Best,' 'Cheapest' or 'Fastest' flights from San Francisco International Airport to Portland International Jetport Airport.

Handy information about San Francisco International Airport (SFO)

  • When it comes to the on-time performance of San Francisco International Airport, data shows 77.36% of flights arrive within the scheduled timeframe.

  • San Francisco International Airport is around 21 kilometres from central San Francisco. If you're catching a cab, ride-sharing or driving from the centre, it'll take 20 minutes or so to get there, depending on the traffic.

  • Catching public transport? Expect a trip time of around 45 minutes.

  • Booked an early flight from San Francisco International Airport to Portland International Jetport Airport? Avoid the last-minute rush to the terminal (and sneak in some extra snooze time) by picking one of these stays near SFO:

Arriving at Portland International Jetport Airport (PWM)

Getting from Portland International Jetport Airport (PWM) to central Portland

  • You'll find PWM at 1001 Westbrook Street.

  • From Portland International Jetport Airport, Portland is approximately 8 kilometres away. It takes around 15 minutes to get to the centre driving.

  • Travelling by public transport typically takes 40 minutes.

When to fly to Portland International Jetport Airport (PWM)

  • The quietest month for a flight from San Francisco International Airport to Portland International Jetport Airport is March, while August is the most popular. Pick the best time to visit Portland based on whether you prefer a laid-back vibe or a more bustling atmosphere.

  • When reserving your flight from San Francisco International Airport to Portland International Jetport Airport, consider the type of weather you like. July is the warmest month in Portland, with temperatures ranging from 14ºC (57ºF) to 25ºC (77ºF).

  • January sees average temperatures of between -10ºC (14ºF) and 3ºC (37ºF). Look for cheap tickets from SFO to PWM sometime then if you like cooler conditions.

Explore more of United States

  • You've visited Portland, now it's time to explore other corners of United States. Travel about 451 kilometres south-west to New York to tick off its top attractions. From Statue of Liberty to Central Park and Empire State Building, your itinerary will be busy.

  • Around 161 kilometres south-west of Portland, Boston is another essential stop in United States. Experience major highlights starting with Freedom Trail, Museum of Fine Arts Boston and Boston Tea Party Ships & Museum.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.