Cheap Flights from San Francisco International to Philadelphia International

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Compare San Francisco International to Philadelphia International flight deals

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Flight deals from San Francisco International to Philadelphia International

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

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

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

Direct flights from San Francisco International to Philadelphia International

San Francisco International to Philadelphia International: Alternative routes

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

San Francisco to Philadelphia: Flight information

The things to know before you go.
Cheapest flight foundR 1,829
Cheapest month to flyMay
Average flight time5 hrs, 23 mins
Most popular airlineAmerican Airlines
Average flights per week146

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

The best price we found for a return flight from San Francisco International to Philadelphia International is R 3,658. 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.
5 hours and 23 minutes is the average flight time from San Francisco International to Philadelphia International.
American Airlines, United and Qatar Airways fly direct from San Francisco International to Philadelphia International.
As of May 2025, there are 146 flights per week flying from San Francisco International to Philadelphia International.
The cheapest month to fly from San Francisco International to Philadelphia International 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 Philadelphia International Airport on Tuesday, 6 May 2025.
Yes – the average flight time is 5 hours and 23 minutes.
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 Philadelphia International 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.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Philadelphia is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Frontier Airlines and United offer the cheapest flight tickets to Philadelphia International.

Flying from San Francisco International Airport (SFO) to Philadelphia International Airport (PHL): what you need to know

  • Jump on a direct flight from San Francisco International Airport to Philadelphia International Airport and you'll be travelling for an average of 5 hours 20 minutes.

  • Philadelphia's timezone is UTC-4, making Philadelphia three hours ahead of San Francisco.

  • Choose from 42 weekly San Francisco International Airport to Philadelphia International Airport flights. The 01:38 departure with American Airlines is the earliest flight available. United Airlines operates the last service of the day at 23:59.

  • Your SFO to PHL flight won't wait if you're late, so be at the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're travelling internationally.

  • During popular months like August, it's best to get to the airport earlier. Plan to arrive two hours before domestic departures and four hours ahead for international flights when you travel during peak periods in general.

  • Jetting into Philadelphia (and then seeing more of United States!) is easy with American Airlines. This popular airline has direct flights from San Francisco International Airport to Philadelphia International Airport.

  • American Airlines is the airline with the highest passenger demand for this route.

  • With an impressive 86.47% of services arriving as scheduled, American Airlines is the most punctual carrier offering SFO to PHL flights.

  • Consider adding a stopover when booking your ticket from San Francisco International Airport to Philadelphia International Airport. Simply deselect 'Direct flights only' to break up your trip, or perhaps see a new city along the way. Check out these options between SFO and PHL:

    • Dane County Regional Airport

    • Washington Dulles International Airport

    • Detroit Metropolitan Wayne County Airport

How to find the cheapest flights from San Francisco International Airport (SFO) to Philadelphia International Airport (PHL)

  • The cheapest price we've found for a one-way San Francisco International Airport to Philadelphia International Airport flight is R 1,829. A round-trip fare is currently R 3,658. Depending on the availability when you book, these fares could change.

  • Book six months before you travel. After crunching the numbers on our calendar, this is how far you'll want to book ahead to find cheap tickets from SFO to PHL.

  • The cheapest month for flights from San Francisco International Airport to Philadelphia International Airport is May. Use the 'Whole month' tool to find the lowest airfares if you have flexible travel dates.

  • Landing cheap flights from SFO to PHL couldn't be easier with Price Alerts. All you need to do is set up one of these automatic alerts and we'll let you know as soon as a new deal comes up.

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

Handy information about San Francisco International Airport (SFO)

  • When it comes to the on-time performance of San Francisco International Airport, 77.36% of flights meet their scheduled arrival time.

  • Central San Francisco to San Francisco International Airport is around 21 kilometres. Depending on traffic, it'll take you about 20 minutes to get there if you're ride-sharing, catching a cab or driving.

  • You can expect a journey time of around 45 minutes when using public transport.

  • Taking an early flight from San Francisco International Airport to Philadelphia International Airport? Avoid rushing to the terminal (and catch some extra z's) by picking one of these hotels close to SFO:

Arriving at Philadelphia International Airport (PHL)

Getting from Philadelphia International Airport (PHL) to central Philadelphia

  • PHL is located at Industrial Highway and Island Road.

  • Philadelphia International Airport is approximately 19 kilometres from the centre of Philadelphia. Driving there takes about 15 minutes.

  • Travelling on public transport takes around 45 minutes.

When to fly to Philadelphia International Airport (PHL)

  • The quietest month for a flight from San Francisco International Airport to Philadelphia International Airport is February, while August is the busiest. Choose the ideal time to go to Philadelphia based on whether you prefer a bustling atmosphere or a more laid-back vibe.

  • The warmest month in Philadelphia is July, with temperatures ranging between 18ºC (64ºF) and 32ºC (90ºF). Book your flights from San Francisco International Airport to Philadelphia International Airport in this month if this is the type of weather you enjoy.

  • If you like travelling in cooler conditions, search for a cheap ticket from SFO to PHL in January. Temperatures average between -7ºC (19ºF) and 9ºC (48ºF) then.

Explore more of United States

  • New York is just one of the many places in United States waiting to be discovered after you've experienced Philadelphia. Around 129 kilometres away to the north-east, check out popular attractions including Statue of Liberty, Central Park and Empire State Building.

  • If you want to check out another well-known destination in United States, consider Boston, roughly 434 kilometres north-east of Philadelphia. Freedom Trail, Museum of Fine Arts Boston and Boston Tea Party Ships & Museum are among the biggest draws.

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