Beginning of main content
Trip Type
Flight 1
Flight 2
Flight 3
Flight 4
Flight 5

Search over 321,000 hotels worldwide and 400 airlines worldwide.

Secure incredible value with Expedia's Price Guarantee.

No Expedia cancellation fee to change or cancel almost any hotel reservation.

Cheap PWM to SFO Flights

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Cheap PWM to SFO Flights

Question : How often are flights late from Portland International Jetport (PWM) to San Francisco International Airport (SFO)?
Answer : Passengers on the Portland to San Francisco route have been getting to their destination on time an incredible 100% of the time. When there is a delay, it averages less than 15 minutes.

Question : Do travelers from Portland typically stay in San Francisco for very long?
Answer : Over the next two months, passengers from PWM to SFO are planning on staying for seven days on average.

Question : Should you take that vacation to San Francisco in the next 30 days?
Answer : Jan 17th has seen bookings (as of Jan 15th) as cheap as $268. That comes in 33% below the average price for this route. Saving on flight costs means you'll have more cash in your pocket for the trip.

Question : Is price more important than specific travel days for you?
Answer : For the month of January, the cheapest day to fly is Wednesday. Having flexibility in your travel plans means you can save more, so be sure to plan ahead when possible.

Question : Who's offering the cheapest round-trip flight to San Francisco International Airport (SFO) over the coming months?
Answer : JetBlue Airways is the leader in keeping prices down for their passengers over the next three months. Fares are being booked at just $268 and, when compared to the more expensive bookings of $938, it's quite a deal.

Question : In terms of overall promptness, how does PWM to SFO rank compared to the rest of the world?
Answer : The best measurement of overall promptness combines both on-time percentage and total delay minutes. PWM to SFO currently has 4 stars out of 5, earning it one of the best performances in the world.

Question : Is the price you found a good deal?
Answer : Flight prices change less than most routes in the United States for PWM to SFO. They range from $268 to $938. Prices tend to be lower the further out you book.

Maine to San Francisco Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Maine to San Francisco will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring San Francisco.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with PWM to SFO flights that won’t make your bank account wince. Ready to temporarily leave behind Maine for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to SFO with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.