Cheap Flights from Philadelphia to San Francisco
Browse current best options from Philadelphia. Become a member to unlock all deals and get alerts when new deals appear.
Deals from
Philadelphia
RatePunk searches hundreds of travel sites at once for deals on flights to San Francisco
Prices updated 24 days ago
486,190 searches this week
171 airlines compared
80%+ AI score for best value
Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)
Today’s best flight deals from Philadelphia to San Francisco
Explore current cheapest deals departing from Philadelphia to San Francisco
Round trip
Sort by: Cheapest
September 1 - September 2
PHL - San Francisco
$317
$242
Round trip
July 17 - July 21
PHL - San Francisco
$347
$245
Round trip
July 23 - July 27
PHL - San Francisco
$336
$245
Round trip
July 10 - July 14
PHL - San Francisco
$350
$246
Round trip
July 17 - July 22
PHL - San Francisco
$340
$247
Round trip
July 24 - July 28
PHL - San Francisco
$336
$248
Round trip
July 10 - July 18
PHL - San Francisco
$330
$249
Round trip
July 13 - July 25
PHL - San Francisco
$310
$249
Round trip
August 27 - August 31
PHL - San Francisco
$333
$249
Round trip
August 6 - August 10
PHL - San Francisco
$338
$249
Round trip
Unlock all 500+ flight deals to San Francisco and get alerts when great deals appear
Route Intelligence — 486,190 Searches this Week
Insights for flights from Philadelphia to San Francisco
How much is a round trip from Philadelphia to San Francisco
Regular price: $266 - $387
Prices are currently below the regular range for flights from Philadelphia to San Francisco.
The regular price range for flights from Philadelphia to San Francisco is between $266 and $387. The current lowest deal is $242 with Southwest Airlines, for travel from Sep 1-Sep 2.
now $242
Low $266
High $387
The cheapest time to fly from Philadelphia to San Francisco
The cheapest month to fly from Philadelphia to San Francisco is April, with a median price of $285. The most expensive month is March, with a median price of $504. Prices are generally lower from February to November.
April
Flights from $285
March
Flights from $504
Direct flights from Philadelphia to San Francisco
American Airlines
Last-minute flights going from Philadelphia to San Francisco
Wed, Jun 17
PHL - San Francisco
Philadelphia (PHL) - San Francisco (SFO)
Frontier Airlines
$567
$361
One-way
Wed, Jun 17
PHL - San Francisco
Philadelphia (PHL) - San Francisco (SFO)
Frontier Airlines
$573
$367
One-way
Wed, Jun 17
PHL - San Francisco
Philadelphia (PHL) - San Francisco (SFO)
Frontier Airlines
$564
$372
One-way
Thu, Jun 18
PHL - San Francisco
Philadelphia (PHL) - San Francisco (SFO)
Frontier Airlines
$573
$367
One-way
Thu, Jun 18
PHL - San Francisco
Philadelphia (PHL) - San Francisco (SFO)
Frontier Airlines
$564
$380
One-way
Thu, Jun 18
PHL - San Francisco
Philadelphia (PHL) - San Francisco (SFO)
Frontier Airlines
$567
$382
One-way
Biggest price drops on these dates for flights from Philadelphia to San Francisco
Jun 20 - Jun 24
$559 → $346
38%
Jun 20 - Jun 23
$563 → $350
38%
Jun 20 - Jun 22
$569 → $361
37%
Jun 17 - Jun 20
$567 → $361
36%
Popular Airports to fly from Philadelphia to San Francisco
Philadelphia - San Francisco route insights
💸 Price insights
Recent fares are above the typical level.
Recent fares from Philadelphia to San Francisco are above the typical level, with a median of $349.
📅 Best time to fly
April is historically the cheapest month to fly.
Historically, April is the cheapest month to fly from Philadelphia to San Francisco, with a median price of $285.
⏱️ Flight duration
Flights typically take 13h 44m.
The typical flight duration from Philadelphia to San Francisco is 13 hours and 44 minutes.
✈️ Airlines & availability
Connecting flights are dominant on this route.
Connecting flights make up 79.5% of deals, with a median of 2 stopovers.
🏆 Airline highlight
American Airlines offers direct flights.
American Airlines offers direct flights from Philadelphia to San Francisco, with at least 1 direct deal historically.
🎯 Booking tip
Deals appear frequently (1.03 per day).
Historically, deals for flights from Philadelphia to San Francisco appear frequently, about 1.03 per day.
Philadelphia main airports to depart from
Philadelphia International (PHL)
Philadelphia International Airport is a convenient option for flights from Philadelphia to San Francisco.
📍 ~10 km from Philadelphia city center (reachable by car)
💸 Flights from ~$242
San Francisco main airports to arrive at
San Francisco International (SFO)
San Francisco International Airport is a major gateway to San Francisco and the Bay Area.
📍 ~20 km from San Francisco (reachable by car, rail, and bus)
💸 Flights from ~$242
Airports nearby San Francisco used as alternative
Oakland International (OAK)
Oakland International is a useful alternative with high flight frequency and direct public transit access to San Francisco.
📍 ~18 km from San Francisco (reachable by car or BART public transit)
💸 Flights from ~$272
San Jose International (SJC)
San Jose International is a major international airport serving the South Bay tech corridor with diverse carrier options.
📍 ~70 km from San Francisco (reachable by car)
💸 Flights from ~$240
Sacramento International (SMF)
Sacramento International is a large-scale airport with a robust domestic network for northern and eastern metro areas.
📍 ~125 km from San Francisco (reachable by car)
💸 Flights from ~$241
Charles M. Schulz–Sonoma County (STS)
Charles M. Schulz–Sonoma County is convenient for travelers in the North Bay and Wine Country.
📍 ~80 km from San Francisco (reachable by car)
💸 Flights from ~$403
Monterey Regional (MRY)
Monterey Regional is an alternative for travelers in the southern coastal region with a relaxed terminal environment.
📍 ~140 km from San Francisco (reachable by car)
💸 Flights from ~$368
Business & First Class Flight Deals to San Francisco
Discover luxury on the budget with premium cabin class on flights from Philadelphia to San Francisco.
Elite
Best Elite deals to San Francisco
Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.
From PHL
Elite
Nov 07
San Francisco, United States
93% AI deal score
$2,197
$1,169
Save $1,028
From PHL
Elite
Nov 07
San Francisco, United States
92% AI deal score
$1,901
$1,159
Save $742
From PHL
Elite
Jun 20
San Francisco, United States
91% AI deal score
$4,116
$1,915
Save $2,201
From PHL
Elite
Jul 16
San Francisco, United States
91% AI deal score
$1,712
$1,159
Save $553
From PHL
Elite
Jul 08
San Francisco, United States
91% AI deal score
$1,713
$1,159
Save $554
From PHL
Elite
Jul 10
San Francisco, United States
91% AI deal score
$1,825
$1,159
Save $666
From PHL
Elite
Jul 16
San Francisco, United States
91% AI deal score
$1,766
$1,159
Save $607
From PHL
Elite
Jul 14
San Francisco, United States
91% AI deal score
$1,712
$1,159
Save $553
From PHL
Elite
Jul 09
San Francisco, United States
91% AI deal score
$1,802
$1,165
Save $637
From PHL
Elite
Jul 27
San Francisco, United States
91% AI deal score
$1,711
$1,169
Save $542
From PHL
Elite
Oct 30
San Francisco, United States
91% AI deal score
$1,717
$1,169
Save $548
From PHL
Elite
Aug 27
San Francisco, United States
91% AI deal score
$1,873
$1,169
Save $704
From PHL
Elite
Oct 31
San Francisco, United States
91% AI deal score
$1,713
$1,169
Save $544
From PHL
Elite
Jul 03
San Francisco, United States
91% AI deal score
$1,824
$1,199
Save $625
From PHL
Elite
Aug 04
San Francisco, United States
90% AI deal score
$1,613
$1,159
Save $454
From PHL
Elite
Jul 14
San Francisco, United States
90% AI deal score
$1,575
$1,159
Save $416
From PHL
Elite
Sep 28
San Francisco, United States
90% AI deal score
$1,618
$1,159
Save $459
From PHL
Elite
Sep 25
San Francisco, United States
90% AI deal score
$1,618
$1,159
Save $459
From PHL
Elite
Jul 18
San Francisco, United States
90% AI deal score
$1,573
$1,159
Save $414
From PHL
Elite
Jul 11
San Francisco, United States
90% AI deal score
$1,573
$1,159
Save $414
From PHL
Elite
Jul 10
San Francisco, United States
90% AI deal score
$1,632
$1,159
Save $473
From PHL
Elite
Jul 14
San Francisco, United States
90% AI deal score
$1,585
$1,165
Save $420
From PHL
Elite
Jul 11
San Francisco, United States
90% AI deal score
$1,575
$1,171
Save $404
From PHL
Elite
Jul 03
San Francisco, United States
90% AI deal score
$1,657
$1,199
Save $458
From PHL
Elite
Jul 05
San Francisco, United States
90% AI deal score
$1,664
$1,199
Save $465
From PHL
Elite
Jul 03
San Francisco, United States
90% AI deal score
$1,664
$1,199
Save $465
From PHL
Elite
Jul 07
San Francisco, United States
90% AI deal score
$1,713
$1,224
Save $489
From PHL
Elite
Jul 31
San Francisco, United States
90% AI deal score
$1,677
$1,224
Save $453
From PHL
Elite
Oct 05
San Francisco, United States
90% AI deal score
$1,727
$1,224
Save $503
From PHL
Elite
Oct 03
San Francisco, United States
90% AI deal score
$1,727
$1,224
Save $503
From PHL
Elite
Jun 29
San Francisco, United States
90% AI deal score
$1,758
$1,226
Save $532
From PHL
Elite
Sep 03
San Francisco, United States
89% AI deal score
$1,554
$1,145
Save $409
From PHL
Elite
Sep 20
San Francisco, United States
89% AI deal score
$1,591
$1,159
Save $432
From PHL
Elite
Jul 26
San Francisco, United States
89% AI deal score
$1,544
$1,159
Save $385
From PHL
Elite
Jul 27
San Francisco, United States
89% AI deal score
$1,544
$1,159
Save $385
From PHL
Elite
Jul 08
San Francisco, United States
89% AI deal score
$1,527
$1,167
Save $360
From PHL
Elite
Jul 21
San Francisco, United States
89% AI deal score
$1,510
$1,168
Save $342
From PHL
Elite
Jun 30
San Francisco, United States
89% AI deal score
$1,615
$1,186
Save $429
From PHL
Elite
Jul 02
San Francisco, United States
89% AI deal score
$1,633
$1,199
Save $434
From PHL
Elite
Aug 21
San Francisco, United States
89% AI deal score
$1,725
$1,224
Save $501
From PHL
Elite
Oct 03
San Francisco, United States
89% AI deal score
$1,734
$1,224
Save $510
From PHL
Elite
Dec 12
San Francisco, United States
88% AI deal score
$2,099
$1,489
Save $610
From PHL
Elite
Dec 03
San Francisco, United States
88% AI deal score
$2,072
$1,489
Save $583
From PHL
Elite
Aug 31
San Francisco, United States
88% AI deal score
$1,524
$1,169
Save $355
From PHL
Elite
Aug 23
San Francisco, United States
88% AI deal score
$1,543
$1,169
Save $374
From PHL
Elite
Aug 24
San Francisco, United States
88% AI deal score
$1,544
$1,169
Save $375
From PHL
Elite
Jul 25
San Francisco, United States
88% AI deal score
$1,548
$1,224
Save $324
From PHL
Elite
Jul 30
San Francisco, United States
88% AI deal score
$1,543
$1,224
Save $319
From PHL
Elite
Jul 31
San Francisco, United States
88% AI deal score
$1,544
$1,224
Save $320
From PHL
Elite
Aug 28
San Francisco, United States
88% AI deal score
$1,446
$975
Save $471
From PHL
Elite
Oct 27
San Francisco, United States
87% AI deal score
$2,032
$1,471
Save $561
From PHL
Elite
Sep 10
San Francisco, United States
87% AI deal score
$2,042
$1,489
Save $553
From PHL
Elite
Sep 10
San Francisco, United States
87% AI deal score
$2,042
$1,489
Save $553
From PHL
Elite
Sep 11
San Francisco, United States
87% AI deal score
$2,042
$1,489
Save $553
From PHL
Elite
Sep 17
San Francisco, United States
87% AI deal score
$2,037
$1,489
Save $548
From PHL
Elite
Sep 11
San Francisco, United States
87% AI deal score
$2,042
$1,489
Save $553
From PHL
Elite
Aug 27
San Francisco, United States
87% AI deal score
$1,433
$975
Save $458
From PHL
Elite
Aug 08
San Francisco, United States
87% AI deal score
$1,412
$975
Save $437
From PHL
Elite
Sep 05
San Francisco, United States
87% AI deal score
$1,376
$975
Save $401
From PHL
Elite
Sep 17
San Francisco, United States
87% AI deal score
$1,377
$975
Save $402
From PHL
Elite
Sep 04
San Francisco, United States
86% AI deal score
$1,364
$975
Save $389
From PHL
Elite
Aug 24
San Francisco, United States
86% AI deal score
$1,369
$975
Save $394
From PHL
Elite
Aug 23
San Francisco, United States
86% AI deal score
$1,369
$975
Save $394
From PHL
Elite
Aug 26
San Francisco, United States
86% AI deal score
$1,370
$975
Save $395
From PHL
Elite
Oct 27
San Francisco, United States
82% AI deal score
$1,903
$1,471
Save $432
From PHL
Elite
Oct 20
San Francisco, United States
82% AI deal score
$1,913
$1,471
Save $442
From PHL
Elite
Oct 07
San Francisco, United States
82% AI deal score
$1,887
$1,471
Save $416
From PHL
Elite
Oct 07
San Francisco, United States
82% AI deal score
$1,889
$1,471
Save $418
From PHL
Elite
Oct 20
San Francisco, United States
82% AI deal score
$1,974
$1,471
Save $503
From PHL
Elite
Oct 07
San Francisco, United States
82% AI deal score
$1,939
$1,471
Save $468
From PHL
Elite
Oct 20
San Francisco, United States
82% AI deal score
$1,987
$1,471
Save $516
From PHL
Elite
Oct 20
San Francisco, United States
82% AI deal score
$1,978
$1,471
Save $507
From PHL
Elite
Oct 07
San Francisco, United States
82% AI deal score
$1,973
$1,471
Save $502
From PHL
Elite
Oct 14
San Francisco, United States
82% AI deal score
$1,973
$1,471
Save $502
From PHL
Elite
Oct 07
San Francisco, United States
82% AI deal score
$1,964
$1,471
Save $493
From PHL
Elite
Sep 17
San Francisco, United States
82% AI deal score
$2,026
$1,489
Save $537
From PHL
Elite
Dec 08
San Francisco, United States
82% AI deal score
$1,956
$1,489
Save $467
From PHL
Elite
Dec 02
San Francisco, United States
82% AI deal score
$1,945
$1,489
Save $456
From PHL
Elite
Dec 03
San Francisco, United States
82% AI deal score
$1,934
$1,489
Save $445
From PHL
Elite
Dec 03
San Francisco, United States
82% AI deal score
$1,966
$1,489
Save $477
From PHL
Elite
Dec 02
San Francisco, United States
82% AI deal score
$1,938
$1,489
Save $449
From PHL
Elite
Jun 17
San Francisco, United States
82% AI deal score
$3,955
$2,981
Save $974
From PHL
Elite
Sep 03
San Francisco, United States
82% AI deal score
$1,347
$975
Save $372
From PHL
Elite
Nov 13
San Francisco, United States
81% AI deal score
$1,888
$1,489
Save $399
From PHL
Elite
Sep 21
San Francisco, United States
81% AI deal score
$1,322
$975
Save $347
From PHL
Elite
Oct 02
San Francisco, United States
81% AI deal score
$1,273
$975
Save $298
From PHL
Elite
Sep 24
San Francisco, United States
81% AI deal score
$1,319
$975
Save $344
From PHL
Elite
Sep 05
San Francisco, United States
81% AI deal score
$1,304
$975
Save $329
From PHL
Elite
Sep 09
San Francisco, United States
81% AI deal score
$1,303
$975
Save $328
From PHL
Elite
Oct 09
San Francisco, United States
81% AI deal score
$1,273
$975
Save $298
From PHL
Elite
Sep 18
San Francisco, United States
81% AI deal score
$1,317
$975
Save $342
From PHL
Elite
Sep 17
San Francisco, United States
81% AI deal score
$1,323
$975
Save $348
From PHL
Elite
Sep 16
San Francisco, United States
81% AI deal score
$1,306
$975
Save $331
From PHL
Elite
Oct 30
San Francisco, United States
81% AI deal score
$1,217
$975
Save $242
From PHL
Elite
Aug 06
San Francisco, United States
81% AI deal score
$1,359
$1,040
Save $319
From PHL
Elite
Aug 10
San Francisco, United States
81% AI deal score
$1,358
$1,040
Save $318
From PHL
Elite
Nov 05
San Francisco, United States
80% AI deal score
$1,777
$1,489
Save $288
From PHL
Elite
Jul 21
San Francisco, United States
80% AI deal score
$1,095
$975
Save $120
From PHL
Elite
Jul 28
San Francisco, United States
80% AI deal score
$1,101
$975
Save $126
From PHL
Elite
Jul 28
San Francisco, United States
80% AI deal score
$1,089
$975
Save $114