Cheap Flights from San Francisco to San Diego
Browse current best options from San Francisco. Become a member to unlock all deals and get alerts when new deals appear.
Deals from
San Francisco
RatePunk searches hundreds of travel sites at once for deals on flights to San Diego
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 San Francisco to San Diego
Explore current cheapest deals departing from San Francisco to San Diego
Round trip
Sort by: Cheapest
July 13 - July 22
SFO - San Diego
$103
$55
Round trip
July 13 - July 14
SFO - San Diego
$111
$55
Round trip
July 22 - July 28
SFO - San Diego
$104
$55
Round trip
July 21 - July 22
SFO - San Diego
$107
$55
Round trip
July 21 - July 28
SFO - San Diego
$104
$55
Round trip
July 8 - July 28
SFO - San Diego
$92
$55
Round trip
July 7 - July 21
SFO - San Diego
$96
$55
Round trip
July 14 - July 28
SFO - San Diego
$95
$55
Round trip
July 7 - July 28
SFO - San Diego
$92
$55
Round trip
July 8 - July 22
SFO - San Diego
$96
$55
Round trip
Unlock all 500+ flight deals to San Diego and get alerts when great deals appear
Route Intelligence — 486,190 Searches this Week
Insights for flights from San Francisco to San Diego
How much is a round trip from San Francisco to San Diego
Regular price: $85 - $205
Prices are currently below the regular range.
The regular price range for flights from San Francisco to San Diego is typically between $85 and $205. The current lowest deal is $55 with Frontier Airlines for travel from Jul 13-Jul 22.
now $55
Low $85
High $205
The cheapest time to fly from San Francisco to San Diego
The cheapest month to fly from SFO to SAN is April, with a median price of $59. The most expensive month is June, with a median price of $373. Prices are generally lower from January to December.
April
Flights from $59
June
Flights from $373
Direct flights from San Francisco to San Diego
Frontier Airlines
Last-minute flights going from San Francisco to San Diego
Mon, Jul 6
SFO - San Diego
San Francisco (SFO) - San Diego (SAN)
Frontier Airlines
$105
$56
One-way
Tue, Jul 7
SFO - San Diego
San Francisco (SFO) - San Diego (SAN)
Frontier Airlines
$96
$55
One-way
Tue, Jul 7
SFO - San Diego
San Francisco (SFO) - San Diego (SAN)
Frontier Airlines
$92
$55
One-way
Tue, Jul 7
SFO - San Diego
San Francisco (SFO) - San Diego (SAN)
Frontier Airlines
$107
$55
One-way
Tue, Jul 7
SFO - San Diego
San Francisco (SFO) - San Diego (SAN)
Frontier Airlines
$94
$55
One-way
Tue, Jul 7
SFO - San Diego
San Francisco (SFO) - San Diego (SAN)
Frontier Airlines
$113
$61
One-way
Biggest price drops on these dates for flights from San Francisco to San Diego
Oct 13 - Oct 14
$139 → $55
60%
Oct 14 - Oct 17
$139 → $60
57%
Oct 6 - Oct 8
$137 → $68
50%
Oct 27 - Oct 31
$142 → $73
48%
Popular Airports to fly from San Francisco to San Diego
San Francisco - San Diego route insights
💸 Price insights
Recent fares are below the typical level
Recent fares from San Francisco to San Diego are below the typical level at $55.
📅 Best time to fly
April, November, and December are cheapest
Historically, the cheapest months to fly from San Francisco to San Diego are April, November, and December.
⏱️ Flight duration
Direct flights average 3h 36m
The typical direct flight from San Francisco to San Diego takes 3 hours and 36 minutes.
✈️ Airlines & availability
Frequent deals are available
Deals for flights from San Francisco to San Diego are frequent, with over 1 deal per day.
🏆 Airline highlight
Frontier Airlines offers direct flights
Frontier Airlines has offered direct flights from San Francisco to San Diego.
🎯 Booking tip
Book during April for the best prices
To find the best prices, consider booking your flight in April, with a median price of $59.
San Francisco main airports to depart from
San Francisco International (SFO)
San Francisco International is a good choice for flights from San Francisco to San Diego.
📍 ~20 km from city center (reachable by car or train)
💸 Flights from ~$55
San Diego main airports to arrive at
San Diego International (SAN)
San Diego International Airport is a convenient arrival choice for direct access to San Diego.
📍 ~5 km from San Diego city center (reachable by car)
💸 Flights from ~$55
McClellan–Palomar (CLD)
McClellan–Palomar Airport offers an alternative arrival point for the San Diego area.
📍 ~40 km from San Diego city center (reachable by car)
💸 Flights from ~$249
Airports nearby San Diego used as alternative
Tijuana International (TIJ)
Tijuana International (TIJ) is an excellent alternative for flights to Mexico, with direct access via the Cross Border Xpress.
📍 ~25 km from San Diego (reachable by car)
💸 Flights from ~$369
John Wayne (SNA)
John Wayne (SNA) is a convenient domestic alternative with a strong network, often less congested than LAX.
📍 ~135 km from San Diego (reachable by car)
💸 Flights from ~$98
Los Angeles International (LAX)
Los Angeles International (LAX) offers the most extensive international and domestic route options with competitive pricing.
📍 ~180 km from San Diego (reachable by car)
💸 Flights from ~$55
Ontario International (ONT)
Ontario International (ONT) is a reliable domestic alternative with growing service, often less congested than LAX or SNA.
📍 ~165 km from San Diego (reachable by car)
💸 Flights from ~$55
Long Beach (LGB)
Long Beach (LGB) is easy to navigate with fast security, a good alternative for specific West Coast routes.
📍 ~150 km from San Diego (reachable by car)
💸 Flights from ~$308
Business & First Class Flight Deals to San Diego
Discover luxury on the budget with premium cabin class on flights from San Francisco to San Diego.
Elite
Best Elite deals to San Diego
Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.
From SFO
Elite
Aug 03
San Diego, United States
79% AI deal score
$669
$351
Save $318
From SFO
Elite
Jul 21
San Diego, United States
77% AI deal score
$432
$269
Save $163
From SFO
Elite
Jul 14
San Diego, United States
77% AI deal score
$432
$269
Save $163
From SFO
Elite
Aug 25
San Diego, United States
77% AI deal score
$385
$269
Save $116
From SFO
Elite
Oct 13
San Diego, United States
77% AI deal score
$607
$351
Save $256
From SFO
Elite
Sep 14
San Diego, United States
77% AI deal score
$615
$351
Save $264
From SFO
Elite
Oct 05
San Diego, United States
77% AI deal score
$607
$351
Save $256
From SFO
Elite
Sep 08
San Diego, United States
76% AI deal score
$438
$269
Save $169
From SFO
Elite
Aug 11
San Diego, United States
76% AI deal score
$405
$269
Save $136
From SFO
Elite
Aug 12
San Diego, United States
76% AI deal score
$408
$269
Save $139
From SFO
Elite
Jul 08
San Diego, United States
76% AI deal score
$406
$269
Save $137
From SFO
Elite
Jul 07
San Diego, United States
76% AI deal score
$413
$269
Save $144
From SFO
Elite
Jul 29
San Diego, United States
76% AI deal score
$403
$269
Save $134
From SFO
Elite
Sep 16
San Diego, United States
76% AI deal score
$446
$269
Save $177
From SFO
Elite
Aug 26
San Diego, United States
76% AI deal score
$408
$269
Save $139
From SFO
Elite
Jul 28
San Diego, United States
76% AI deal score
$514
$351
Save $163
From SFO
Elite
Jul 09
San Diego, United States
76% AI deal score
$500
$351
Save $149
From SFO
Elite
Jul 28
San Diego, United States
76% AI deal score
$512
$351
Save $161
From SFO
Elite
Jul 20
San Diego, United States
76% AI deal score
$514
$351
Save $163
From SFO
Elite
Jul 08
San Diego, United States
76% AI deal score
$497
$351
Save $146
From SFO
Elite
Jul 15
San Diego, United States
76% AI deal score
$514
$351
Save $163
From SFO
Elite
Jul 07
San Diego, United States
76% AI deal score
$497
$351
Save $146
From SFO
Elite
Jul 07
San Diego, United States
76% AI deal score
$512
$351
Save $161
From SFO
Elite
Sep 14
San Diego, United States
76% AI deal score
$581
$351
Save $230
From SFO
Elite
Sep 22
San Diego, United States
76% AI deal score
$583
$351
Save $232
From SFO
Elite
Sep 03
San Diego, United States
76% AI deal score
$589
$351
Save $238
From SFO
Elite
Sep 30
San Diego, United States
76% AI deal score
$571
$351
Save $220
From SFO
Elite
Jul 21
San Diego, United States
76% AI deal score
$514
$351
Save $163
From SFO
Elite
Aug 11
San Diego, United States
75% AI deal score
$394
$269
Save $125
From SFO
Elite
Aug 26
San Diego, United States
75% AI deal score
$392
$269
Save $123
From SFO
Elite
Aug 12
San Diego, United States
75% AI deal score
$394
$269
Save $125
From SFO
Elite
Aug 26
San Diego, United States
75% AI deal score
$392
$269
Save $123
From SFO
Elite
Jul 14
San Diego, United States
75% AI deal score
$382
$269
Save $113
From SFO
Elite
Jul 21
San Diego, United States
75% AI deal score
$388
$269
Save $119
From SFO
Elite
Jul 14
San Diego, United States
75% AI deal score
$392
$269
Save $123
From SFO
Elite
Jul 07
San Diego, United States
75% AI deal score
$408
$269
Save $139
From SFO
Elite
Jul 21
San Diego, United States
75% AI deal score
$401
$269
Save $132
From SFO
Elite
Jul 14
San Diego, United States
75% AI deal score
$396
$269
Save $127
From SFO
Elite
Jul 14
San Diego, United States
75% AI deal score
$398
$269
Save $129
From SFO
Elite
Jul 29
San Diego, United States
75% AI deal score
$395
$269
Save $126
From SFO
Elite
Jul 07
San Diego, United States
75% AI deal score
$398
$269
Save $129
From SFO
Elite
Jul 07
San Diego, United States
75% AI deal score
$398
$269
Save $129
From SFO
Elite
Jul 07
San Diego, United States
75% AI deal score
$408
$269
Save $139
From SFO
Elite
Aug 25
San Diego, United States
75% AI deal score
$392
$269
Save $123
From SFO
Elite
Aug 11
San Diego, United States
75% AI deal score
$339
$269
Save $70
From SFO
Elite
Dec 02
San Diego, United States
75% AI deal score
$348
$269
Save $79
From SFO
Elite
Sep 01
San Diego, United States
75% AI deal score
$569
$351
Save $218
From SFO
Elite
Jul 29
San Diego, United States
74% AI deal score
$378
$269
Save $109
From SFO
Elite
Jul 29
San Diego, United States
74% AI deal score
$378
$269
Save $109
From SFO
Elite
Jul 21
San Diego, United States
74% AI deal score
$378
$269
Save $109
From SFO
Elite
Jul 28
San Diego, United States
74% AI deal score
$378
$269
Save $109
From SFO
Elite
Jul 28
San Diego, United States
74% AI deal score
$378
$269
Save $109
From SFO
Elite
Aug 04
San Diego, United States
74% AI deal score
$333
$269
Save $64
From SFO
Elite
Sep 22
San Diego, United States
74% AI deal score
$345
$269
Save $76
From SFO
Elite
Aug 04
San Diego, United States
74% AI deal score
$324
$269
Save $55
From SFO
Elite
Aug 04
San Diego, United States
74% AI deal score
$322
$269
Save $53
From SFO
Elite
Aug 25
San Diego, United States
74% AI deal score
$387
$305
Save $82
From SFO
Elite
Aug 11
San Diego, United States
73% AI deal score
$316
$269
Save $47
From SFO
Elite
Aug 11
San Diego, United States
73% AI deal score
$316
$269
Save $47
From SFO
Elite
Sep 22
San Diego, United States
73% AI deal score
$322
$269
Save $53
From SFO
Elite
Aug 18
San Diego, United States
73% AI deal score
$385
$305
Save $80
From SFO
Elite
Jun 22
San Diego, United States
73% AI deal score
$684
$532
Save $152
From SFO
Elite
Jun 23
San Diego, United States
72% AI deal score
$631
$513
Save $118
From SFO
Elite
Jun 24
San Diego, United States
72% AI deal score
$631
$513
Save $118
From SFO
Elite
Sep 01
San Diego, United States
68% AI deal score
$308
$269
Save $39
From SFO
Elite
Sep 01
San Diego, United States
68% AI deal score
$309
$269
Save $40
From SFO
Elite
Sep 09
San Diego, United States
68% AI deal score
$309
$269
Save $40
From SFO
Elite
Nov 11
San Diego, United States
68% AI deal score
$305
$269
Save $36
From SFO
Elite
Jun 25
San Diego, United States
68% AI deal score
$627
$513
Save $114
From SFO
Elite
Sep 09
San Diego, United States
67% AI deal score
$302
$269
Save $33
From SFO
Elite
Sep 01
San Diego, United States
67% AI deal score
$301
$269
Save $32
From SFO
Elite
Aug 03
San Diego, United States
67% AI deal score
$407
$351
Save $56
From SFO
Elite
Aug 03
San Diego, United States
67% AI deal score
$408
$352
Save $56
From SFO
Elite
Jun 27
San Diego, United States
67% AI deal score
$622
$513
Save $109
From SFO
Elite
Jun 23
San Diego, United States
67% AI deal score
$640
$532
Save $108
From SFO
Elite
Sep 01
San Diego, United States
66% AI deal score
$292
$269
Save $23
From SFO
Elite
Jun 26
San Diego, United States
66% AI deal score
$612
$519
Save $93
From SFO
Elite
Jun 26
San Diego, United States
66% AI deal score
$623
$532
Save $91
From SFO
Elite
Jun 29
San Diego, United States
50% AI deal score
$550
$493
Save $57
From SFO
Elite
Jul 28
San Diego, United States
49% AI deal score
$388
$353
Save $35
From SFO
Elite
Jul 28
San Diego, United States
49% AI deal score
$387
$354
Save $33
From SFO
Elite
Jul 29
San Diego, United States
49% AI deal score
$387
$354
Save $33
From SFO
Elite
Aug 03
San Diego, United States
49% AI deal score
$394
$358
Save $36
From SFO
Elite
Sep 01
San Diego, United States
49% AI deal score
$280
$269
Save $11
From SFO
Elite
Sep 01
San Diego, United States
49% AI deal score
$280
$269
Save $11
From SFO
Elite
Aug 03
San Diego, United States
49% AI deal score
$359
$338
Save $21
From SFO
Elite
Aug 03
San Diego, United States
49% AI deal score
$356
$339
Save $17
From SFO
Elite
Jul 31
San Diego, United States
49% AI deal score
$653
$563
Save $90
From SFO
Elite
Jul 29
San Diego, United States
48% AI deal score
$378
$353
Save $25
From SFO
Elite
Jul 28
San Diego, United States
48% AI deal score
$378
$353
Save $25
From SFO
Elite
Aug 03
San Diego, United States
47% AI deal score
$342
$338
Save $4
From SFO
Elite
Aug 03
San Diego, United States
47% AI deal score
$359
$352
Save $7
From SFO
Elite
Aug 05
San Diego, United States
46% AI deal score
$353
From SFO
Elite
Aug 05
San Diego, United States
46% AI deal score
$353
From SFO
Elite
Sep 10
San Diego, United States
45% AI deal score
$341
From SFO
Elite
Aug 17
San Diego, United States
42% AI deal score
$2,511
From SFO
Elite
Aug 17
San Diego, United States
42% AI deal score
$2,515
From SFO
Elite
Aug 17
San Diego, United States
42% AI deal score
$2,583