Cheap Flights from Phoenix to San Diego
Browse current best options from Phoenix. Become a member to unlock all deals and get alerts when new deals appear.
Deals from
Phoenix
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
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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 Phoenix to San Diego
Explore current cheapest deals departing from Phoenix to San Diego
Round trip
Sort by: Cheapest
July 15 - July 22
PHX - San Diego
$97
$45
Round trip
July 21 - July 22
PHX - San Diego
$98
$45
Round trip
July 9 - July 15
PHX - San Diego
$98
$45
Round trip
July 23 - July 30
PHX - San Diego
$95
$45
Round trip
July 20 - July 27
PHX - San Diego
$95
$45
Round trip
July 15 - July 20
PHX - San Diego
$99
$45
Round trip
July 9 - July 16
PHX - San Diego
$98
$45
Round trip
July 20 - July 23
PHX - San Diego
$98
$45
Round trip
August 10 - August 12
PHX - San Diego
$121
$45
Round trip
August 10 - August 13
PHX - San Diego
$120
$45
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 Phoenix to San Diego
How much is a round trip from Phoenix to San Diego
Regular price: $79 - $166
Prices for flights from Phoenix to San Diego are currently below the regular range.
The regular price range for flights from Phoenix to San Diego is between $79 and $166. The current lowest deal is $45 with Frontier Airlines, for travel from Jul 15-Jul 22.
now $45
Low $79
High $166
The cheapest time to fly from Phoenix to San Diego
The cheapest month to fly from Phoenix to San Diego is April, with a median price of $46. The most expensive month is March, with a median price of $513. Prices are generally lower from January to December.
April
Flights from $46
March
Flights from $513
Direct flights from Phoenix to San Diego
Frontier Airlines
Last-minute flights going from Phoenix to San Diego
Mon, Jul 6
PHX - San Diego
Phoenix (PHX) - San Diego (SAN)
Frontier Airlines
$103
$67
One-way
Wed, Jul 8
PHX - San Diego
Phoenix (PHX) - San Diego (SAN)
Frontier Airlines
$87
$46
One-way
Wed, Jul 8
PHX - San Diego
Phoenix (PHX) - San Diego (SAN)
Frontier Airlines
$96
$46
One-way
Wed, Jul 8
PHX - San Diego
Phoenix (PHX) - San Diego (SAN)
Frontier Airlines
$85
$46
One-way
Wed, Jul 8
PHX - San Diego
Phoenix (PHX) - San Diego (SAN)
Frontier Airlines
$103
$66
One-way
Thu, Jul 9
PHX - San Diego
Phoenix (PHX) - San Diego (SAN)
Frontier Airlines
$98
$45
One-way
Biggest price drops on these dates for flights from Phoenix to San Diego
Aug 10 - Aug 12
$121 → $45
63%
Aug 10 - Aug 13
$120 → $45
63%
Aug 3 - Aug 4
$121 → $46
62%
Aug 3 - Aug 6
$120 → $46
62%
Popular Airports to fly from Phoenix to San Diego
Phoenix - San Diego route insights
💸 Price insights
Recent fares are above the typical level
Recent fares from Phoenix to San Diego are above the typical level, with a median price of $236.
📅 Best time to fly
April and May are historically cheapest
Historically, the cheapest months to fly from Phoenix to San Diego are April and May, both at $46.
⏱️ Flight duration
Median flight time is 8h 23m
The median flight time from Phoenix to San Diego is 8 hours and 23 minutes, for a short-haul route.
✈️ Airlines & availability
Connecting flights are dominant
Connecting flights make up 39.4% of deals, with a median of 2 stopovers for this route.
🏆 Airline highlight
Frontier Airlines offers direct flights
Frontier Airlines has offered direct flights from Phoenix to San Diego, with 1 direct deal historically.
🎯 Booking tip
Deals are frequent for this route
Deals for flights from Phoenix to San Diego are frequent, with over 1 deal per day.
Phoenix main airports to depart from
Phoenix Sky Harbor International (PHX)
Phoenix Sky Harbor International Airport is a convenient departure point for flights to San Diego.
📍 ~10 km from Phoenix city center (reachable by car or public transport).
💸 Flights from ~$45
Phoenix–Mesa Gateway (AZA)
Phoenix–Mesa Gateway Airport offers an alternative departure option for your trip to San Diego.
📍 ~45 km from Phoenix city center (reachable by car).
💸 Flights from ~$223
San Diego main airports to arrive at
San Diego International (SAN)
San Diego International Airport is the primary airport for flights from Phoenix to San Diego.
📍 ~5 km from San Diego city center (reachable by car)
💸 Flights from ~$45
McClellan–Palomar (CLD)
McClellan–Palomar Airport offers an alternative arrival option for travelers heading to the San Diego area.
📍 ~50 km from San Diego city center (reachable by car)
💸 Flights from ~$230
Airports nearby San Diego used as alternative
Tijuana International (TIJ)
Tijuana International (TIJ) is an excellent alternative for domestic Mexico flights with lower fares.
📍 ~25 km from San Diego (reachable by car)
💸 Flights from ~$367
John Wayne (SNA)
John Wayne (SNA) is the closest major US domestic alternative, offering a strong domestic network.
📍 ~135 km from San Diego (reachable by car)
💸 Flights from ~$56
Los Angeles International (LAX)
Los Angeles International (LAX) is a primary global hub with extensive international and domestic route options.
📍 ~180 km from San Diego (reachable by car)
💸 Flights from ~$51
Ontario International (ONT)
Ontario International (ONT) is a reliable domestic alternative with growing service, often less congested.
📍 ~185 km from San Diego (reachable by car)
💸 Flights from ~$109
Long Beach (LGB)
Long Beach (LGB) is very easy to navigate with fast security processing for specific West Coast routes.
📍 ~155 km from San Diego (reachable by car)
💸 Flights from ~$109
Business & First Class Flight Deals to San Diego
Discover luxury on the budget with premium cabin class on flights from Phoenix 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 PHX
Elite
Jul 11
San Diego, United States
80% AI deal score
$1,114
$537
Save $577
From PHX
Elite
Aug 04
San Diego, United States
79% AI deal score
$1,445
$507
Save $938
From PHX
Elite
Sep 16
San Diego, United States
79% AI deal score
$1,502
$507
Save $995
From PHX
Elite
Jul 07
San Diego, United States
79% AI deal score
$1,102
$537
Save $565
From PHX
Elite
Jul 29
San Diego, United States
79% AI deal score
$1,108
$537
Save $571
From PHX
Elite
Jul 30
San Diego, United States
79% AI deal score
$1,119
$537
Save $582
From PHX
Elite
Jul 14
San Diego, United States
79% AI deal score
$1,100
$537
Save $563
From PHX
Elite
Aug 14
San Diego, United States
79% AI deal score
$1,343
$635
Save $708
From PHX
Elite
Aug 20
San Diego, United States
78% AI deal score
$1,325
$507
Save $818
From PHX
Elite
Aug 13
San Diego, United States
78% AI deal score
$1,379
$507
Save $872
From PHX
Elite
Aug 29
San Diego, United States
78% AI deal score
$1,370
$522
Save $848
From PHX
Elite
Sep 12
San Diego, United States
78% AI deal score
$1,482
$547
Save $935
From PHX
Elite
Oct 16
San Diego, United States
78% AI deal score
$1,371
$693
Save $678
From PHX
Elite
Jul 08
San Diego, United States
77% AI deal score
$628
$319
Save $309
From PHX
Elite
Sep 16
San Diego, United States
77% AI deal score
$1,445
$552
Save $893
From PHX
Elite
Jul 08
San Diego, United States
76% AI deal score
$598
$319
Save $279
From PHX
Elite
Aug 28
San Diego, United States
76% AI deal score
$1,360
$557
Save $803
From PHX
Elite
Dec 03
San Diego, United States
76% AI deal score
$1,317
$571
Save $746
From PHX
Elite
Jul 27
San Diego, United States
75% AI deal score
$1,120
$507
Save $613
From PHX
Elite
Jul 14
San Diego, United States
75% AI deal score
$1,125
$507
Save $618
From PHX
Elite
Jul 07
San Diego, United States
75% AI deal score
$1,128
$507
Save $621
From PHX
Elite
Jul 28
San Diego, United States
75% AI deal score
$1,120
$507
Save $613
From PHX
Elite
Jul 20
San Diego, United States
75% AI deal score
$1,125
$519
Save $606
From PHX
Elite
Nov 10
San Diego, United States
72% AI deal score
$353
$281
Save $72
From PHX
Elite
Nov 14
San Diego, United States
72% AI deal score
$376
$290
Save $86
From PHX
Elite
Oct 31
San Diego, United States
72% AI deal score
$368
$290
Save $78
From PHX
Elite
Sep 23
San Diego, United States
66% AI deal score
$374
$298
Save $76
From PHX
Elite
Oct 20
San Diego, United States
66% AI deal score
$383
$299
Save $84
From PHX
Elite
Oct 07
San Diego, United States
66% AI deal score
$375
$300
Save $75
From PHX
Elite
Oct 20
San Diego, United States
66% AI deal score
$383
$305
Save $78
From PHX
Elite
Sep 16
San Diego, United States
66% AI deal score
$386
$307
Save $79
From PHX
Elite
Sep 17
San Diego, United States
66% AI deal score
$388
$307
Save $81
From PHX
Elite
Oct 07
San Diego, United States
66% AI deal score
$314
$272
Save $42
From PHX
Elite
Oct 21
San Diego, United States
66% AI deal score
$339
$290
Save $49
From PHX
Elite
Oct 24
San Diego, United States
66% AI deal score
$346
$290
Save $56
From PHX
Elite
Dec 05
San Diego, United States
66% AI deal score
$375
$322
Save $53
From PHX
Elite
Aug 19
San Diego, United States
65% AI deal score
$341
$289
Save $52
From PHX
Elite
Oct 20
San Diego, United States
65% AI deal score
$368
$299
Save $69
From PHX
Elite
Oct 14
San Diego, United States
65% AI deal score
$370
$300
Save $70
From PHX
Elite
Oct 14
San Diego, United States
65% AI deal score
$360
$300
Save $60
From PHX
Elite
Oct 07
San Diego, United States
65% AI deal score
$366
$300
Save $66
From PHX
Elite
Oct 07
San Diego, United States
65% AI deal score
$359
$300
Save $59
From PHX
Elite
Oct 14
San Diego, United States
65% AI deal score
$370
$306
Save $64
From PHX
Elite
Sep 22
San Diego, United States
65% AI deal score
$370
$307
Save $63
From PHX
Elite
Oct 22
San Diego, United States
65% AI deal score
$382
$308
Save $74
From PHX
Elite
Oct 07
San Diego, United States
65% AI deal score
$335
$290
Save $45
From PHX
Elite
Oct 20
San Diego, United States
65% AI deal score
$333
$290
Save $43
From PHX
Elite
Aug 22
San Diego, United States
50% AI deal score
$353
$301
Save $52
From PHX
Elite
Oct 07
San Diego, United States
50% AI deal score
$367
$306
Save $61
From PHX
Elite
Sep 17
San Diego, United States
50% AI deal score
$362
$307
Save $55
From PHX
Elite
Sep 12
San Diego, United States
50% AI deal score
$371
$307
Save $64
From PHX
Elite
Sep 30
San Diego, United States
50% AI deal score
$363
$308
Save $55
From PHX
Elite
Sep 29
San Diego, United States
50% AI deal score
$363
$308
Save $55
From PHX
Elite
Oct 01
San Diego, United States
50% AI deal score
$367
$308
Save $59
From PHX
Elite
Aug 24
San Diego, United States
50% AI deal score
$362
$308
Save $54
From PHX
Elite
Aug 29
San Diego, United States
50% AI deal score
$365
$308
Save $57
From PHX
Elite
Aug 22
San Diego, United States
50% AI deal score
$363
$308
Save $55
From PHX
Elite
Oct 06
San Diego, United States
50% AI deal score
$368
$309
Save $59
From PHX
Elite
Oct 31
San Diego, United States
50% AI deal score
$328
$290
Save $38
From PHX
Elite
Sep 23
San Diego, United States
49% AI deal score
$344
$299
Save $45
From PHX
Elite
Sep 23
San Diego, United States
49% AI deal score
$345
$304
Save $41
From PHX
Elite
Sep 12
San Diego, United States
49% AI deal score
$360
$307
Save $53
From PHX
Elite
Sep 16
San Diego, United States
49% AI deal score
$361
$307
Save $54
From PHX
Elite
Sep 16
San Diego, United States
49% AI deal score
$348
$308
Save $40
From PHX
Elite
Sep 23
San Diego, United States
49% AI deal score
$357
$308
Save $49
From PHX
Elite
Sep 30
San Diego, United States
49% AI deal score
$354
$308
Save $46
From PHX
Elite
Sep 17
San Diego, United States
49% AI deal score
$348
$308
Save $40
From PHX
Elite
Oct 07
San Diego, United States
49% AI deal score
$319
$290
Save $29
From PHX
Elite
Oct 21
San Diego, United States
49% AI deal score
$317
$290
Save $27
From PHX
Elite
Oct 24
San Diego, United States
49% AI deal score
$318
$290
Save $28
From PHX
Elite
Oct 20
San Diego, United States
49% AI deal score
$317
$290
Save $27
From PHX
Elite
Oct 17
San Diego, United States
49% AI deal score
$317
$290
Save $27
From PHX
Elite
Oct 17
San Diego, United States
49% AI deal score
$322
$290
Save $32
From PHX
Elite
Aug 04
San Diego, United States
48% AI deal score
$330
$298
Save $32
From PHX
Elite
Sep 22
San Diego, United States
48% AI deal score
$344
$308
Save $36
From PHX
Elite
Oct 07
San Diego, United States
48% AI deal score
$314
$290
Save $24
From PHX
Elite
Oct 07
San Diego, United States
48% AI deal score
$314
$290
Save $24
From PHX
Elite
Oct 10
San Diego, United States
48% AI deal score
$314
$290
Save $24
From PHX
Elite
Oct 06
San Diego, United States
48% AI deal score
$313
$290
Save $23
From PHX
Elite
Dec 02
San Diego, United States
48% AI deal score
$372
$340
Save $32
From PHX
Elite
Nov 26
San Diego, United States
45% AI deal score
$343
$340
Save $3
From PHX
Elite
Nov 23
San Diego, United States
45% AI deal score
$343
From PHX
Elite
Dec 08
San Diego, United States
44% AI deal score
$382
From PHX
Elite
Dec 03
San Diego, United States
44% AI deal score
$383
From PHX
Elite
Nov 20
San Diego, United States
43% AI deal score
$435
From PHX
Elite
Nov 26
San Diego, United States
43% AI deal score
$394
From PHX
Elite
Nov 23
San Diego, United States
43% AI deal score
$397