For a quick departure, use the AirTrain Red Line to navigate between terminals and security checkpoints efficiently.

Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $289 (United Airlines) |
One-way from | $153 (CheapOair) |
Popular in | December |
Cheapest in | March |
Average price | $574 |
Good round-trip deal | $409 or less |
Good one-way deal | $265 or less |
Fly from
Fly to
Route
Depart
Return
Price
San FranciscoPhiladelphia
SFO - PHL
SFOPHL
San Francisco
Thu 2/5
2:30 pm-6:03 pm
1 stop24h 33m
Philadelphia
Mon 2/9
7:06 pm-10:42 am
1 stop18h 36m
San FranciscoPhiladelphia
SFO - PHL
SFOPHL
San Francisco
Sun 2/8
1:25 pm-9:52 pm
Nonstop5h 27m
Philadelphia
Tue 2/24
8:35 am-12:06 pm
Nonstop6h 31m
San FranciscoPhiladelphia
SFO - PHL
SFOPHL
San Francisco
Thu 1/22
4:46 pm-6:03 pm
1 stop22h 17m
Philadelphia
Mon 1/26
7:06 pm-10:42 am
1 stop18h 36m
San FranciscoPhiladelphia
SFO - PHL
SFOPHL
San Francisco
Thu 3/5
9:45 pm-9:47 am
1 stop9h 02m
Philadelphia
Tue 3/10
8:41 am-12:12 pm
Nonstop6h 31m
San FranciscoPhiladelphia
SFO - PHL
SFOPHL
San Francisco
Thu 1/22
1:25 pm-9:52 pm
Nonstop5h 27m
Philadelphia
Mon 1/26
3:01 pm-10:57 pm
1 stop10h 56m
San FranciscoPhiladelphia
SFO - PHL
SFOPHL
San Francisco
Thu 3/5
9:45 pm-9:47 am
1 stop9h 02m
Philadelphia
Mon 3/9
6:20 pm-9:50 pm
Nonstop6h 30m
San FranciscoPhiladelphia
SFO - PHL
SFOPHL
San Francisco
Wed 1/7
10:54 pm-11:53 am
1 stop9h 59m
Philadelphia
Sat 1/10
6:00 am-11:36 am
1 stop8h 36m
San FranciscoPhiladelphia
SFO - PHL
SFOPHL
San Francisco
Tue 3/31
5:01 pm-5:41 am
1 stop9h 40m
Philadelphia
Sun 4/5
6:00 am-1:35 pm
1 stop10h 35m
San FranciscoPhiladelphia
SFO - PHL
SFOPHL
San Francisco
Wed 1/21
10:54 pm-8:50 am
1 stop6h 56m
Philadelphia
Sat 1/24
6:00 am-11:33 am
1 stop8h 33m
San FranciscoPhiladelphia
SFO - PHL
SFOPHL
San Francisco
Sat 1/17
12:46 pm-11:26 pm
1 stop7h 40m
Philadelphia
Sun 1/18
6:15 am-11:36 am
1 stop8h 21m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars |
To ensure you get the cheapest price possible for a flight from San Francisco to Philadelphia, you should look to book at least 78 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Currently, January is the cheapest month in which you can book a flight from San Francisco to Philadelphia (average of $64). Flying from San Francisco to Philadelphia in August is currently the most expensive (average of $194). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
When flying from San Francisco to Philadelphia, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 20% versus a flight in the morning.
Travelers seeking maximum savings on their San Francisco to Philadelphia flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Denver (DEN) – chosen by Cheapflights users on 40% of 1-stop itineraries from San Francisco to Philadelphia on Cheapflights.
Boston (BOS) is the most affordable 1-stop option, with an average round-trip price of $259.
Flights via Boston (BOS) have the shortest average one-way travel time for 1-stop routes: 9h 24m.
Flights via Boston (BOS) offer the fastest connection on this route, with an average layover time of 2h 13m.
Food
Boarding
Comfort
Overall
Entertainment
Crew
Reviews
William Drew,Nov 2025
SJC - HNL
Food
Boarding
Comfort
Overall
Entertainment
Crew
Reviews
William Drew,Nov 2025
SJC - HNL
Food
Boarding
Comfort
Overall
Entertainment
Crew
Reviews
William Drew,Nov 2025
SJC - HNL
Food
Boarding
Comfort
Overall
Entertainment
Crew
Reviews
William Drew,Nov 2025
SJC - HNL
Food
Boarding
Comfort
Overall
Entertainment
Crew
Reviews
William Drew,Nov 2025
SJC - HNL
Food
Boarding
Comfort
Overall
Entertainment
Crew
Reviews
William Drew,Nov 2025
SJC - HNL
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$149 | Average$256 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$176 | Average$391 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$246 | Average$282 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$289 | Average$417 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$289 | Average$471 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$307 | Average$475 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$348 | Average$536 | FlexibilityNo cancel fee | On-time75% |