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Amazing United PWM to SFO Flight Deals

The cheapest flights to San Francisco Intl. found within the past 7 days were $285 round trip and $158 one way. Prices and availability subject to change. Additional terms may apply.


FAQs about United Airlines Flights from PWM to SFO

Are there United Airlines non-stop flights from PWM to SFO?

United Airlines doesn't operate direct flights between Portland, ME Airport (PWM-Portland Intl. Jetport) and San Francisco, CA Airport (SFO-San Francisco Intl.), so plan on making at least one stopover. If you've got time between flights, hit the airport shops while you wait for your connection.

How long is an United Airlines flight from PWM to SFO?

Lose yourself in a movie or two, enjoy a podcast or just recline your seat and forget all your worries. Whatever interests you, you'll need to find a way to entertain yourself during the 8 hours and 37 minutes that it takes to get from PWM to SFO with United Airlines.

How many flights does United Airlines fly from PWM to SFO?

If you're considering a trip from PWM to SFO, you can choose from approximately 5 United Airlines flights per day.

Flying Tips & Tricks How do I find my flight number?
  • Once you've finalized your booking, an itinerary should be sitting in your inbox. You'll be able to find the flight number (a combination of numbers and letters) in this document.
How early can you check bags for a flight?
  • This depends on where you're flying to. It's usually three hours for international flights and two hours for domestic services. This can differ between airports and carriers, so be sure to check before you go.

United Flights from PWM to SFO

Travelocity is proud to offer some of the lowest fares on United flights from Portland to San Francisco. With our low price guarantee and free 24 hour cancellation, you can book that flight to SFO with confidence today. Choose from some of the best days to fly with our flexible booking calendar and you’ll save even more money on your journey from PWM to SFO. Whether you’re on the way to a well-deserved vacation or just flying for business, take advantage of these airfare deals today and go and smell the roses!


*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.