$40+ Cheap flights from Gilbert, AZ to San Diego (SAN)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — SAN
Oct 1 — Oct 81
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Gilbert to San Diego with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Gilbert to San Diego are usually found in October or November, booked 25 days in advance, depart on a Thursday or Friday and return on a Friday
Cheap flight deals from Gilbert to San Diego
Cheapest
Best
Last-minute
One-way
Cheapest flights from Gilbert to San DiegoExplore the most affordable flight options available from Gilbert to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 1, 2026.
Explore the most affordable flight options available from Gilbert to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 1, 2026.
This Super.com deal was found by Cheapflights users on 8/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/298:21 am -
Nonstop1h 22m
Tue 10/66:54 pm -
Nonstop1h 23m
Deal found 8/27![Frontier logo]()
$48
This CheapOair deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/228:21 am -
Nonstop1h 22m
Sat 9/267:04 pm -
Nonstop1h 30m
Deal found 9/1![Frontier logo]()
$49
This Kiwi.com deal was found by Cheapflights users on 8/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/178:21 am -
Nonstop1h 22m
Sat 9/197:04 pm -
Nonstop1h 30m
Deal found 8/27![Frontier logo]()
$51
This Super.com deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1911:37 am -
Nonstop1h 16m
Sat 9/267:04 pm -
Nonstop1h 30m
Deal found 8/30![Frontier logo]()
$53
This Super.com deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/91:12 pm -
Nonstop1h 17m
Sat 10/102:01 pm -
Nonstop1h 27m
Deal found 8/30![Frontier logo]()
$54
This Priceline deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/258:21 am -
Nonstop1h 22m
Mon 9/287:04 pm -
Nonstop1h 30m
Deal found 8/31![Frontier logo]()
$55
This Kiwi.com deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1911:37 am -
Nonstop1h 16m
Wed 9/237:04 pm -
Nonstop1h 30m
Deal found 8/31![Frontier logo]()
$57
This Priceline deal was found by Cheapflights users on 8/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/48:21 am -
Nonstop1h 22m
Tue 10/66:54 pm -
Nonstop1h 23m
Deal found 8/27![Frontier logo]()
$58
This CheapOair deal was found by Cheapflights users on 8/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/158:21 am -
Nonstop1h 22m
Wed 9/167:04 pm -
Nonstop1h 30m
Deal found 8/27![Frontier logo]()
$59
This CheapOair deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/178:21 am -
Nonstop1h 22m
Tue 9/227:04 pm -
Nonstop1h 30m
Deal found 8/28![Frontier logo]()
$61
This Mytrip deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/28:21 am -
Nonstop1h 22m
Fri 10/26:54 pm -
Nonstop1h 23m
Deal found 8/31![Frontier logo]()
$62
This Super.com deal was found by Cheapflights users on 8/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2611:37 am -
Nonstop1h 16m
Sat 10/36:54 pm -
Nonstop1h 23m
Deal found 8/27![Frontier logo]()
$69
Best flights from Gilbert to San DiegoDiscover carefully curated flight deals from Gilbert to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 1, 2026.
Discover carefully curated flight deals from Gilbert to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 1, 2026.
This Southwest deal was found by Cheapflights users on 8/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/242:00 pm -
Nonstop1h 10m
Thu 10/13:40 pm -
Nonstop1h 20m
Deal found 8/27![Southwest logo]()
$117
This United Airlines deal was found by Cheapflights users on 8/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/308:00 am -
1 stop3h 35m
Sun 10/46:15 am -
1 stop3h 30m
Deal found 8/27![United Airlines logo]()
$167
This Delta deal was found by Cheapflights users on 8/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/186:00 am -
1 stop4h 17m
Sat 10/2410:57 am -
1 stop4h 22m
Deal found 8/29![Delta logo]()
$228
This Southwest deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/102:10 pm -
1 stop4h 40m
Tue 10/202:00 pm -
1 stop4h 20m
Deal found 8/31![Southwest logo]()
$137
This Southwest deal was found by Cheapflights users on 8/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/205:50 am -
1 stop3h 50m
Tue 10/274:40 pm -
1 stop4h 35m
Deal found 8/29![Southwest logo]()
$137
This Southwest deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/297:30 am -
1 stop3h 25m
Wed 11/411:00 am -
1 stop5h 00m
Deal found 8/28![Southwest logo]()
$137
This United Airlines deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/18:00 am -
1 stop3h 35m
Sun 10/42:24 pm -
1 stop3h 35m
Deal found 8/28![United Airlines logo]()
$192
This United Airlines deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/238:00 am -
1 stop3h 35m
Sun 10/256:20 am -
1 stop3h 20m
Deal found 8/30![United Airlines logo]()
$199
This Delta deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/165:45 am -
2 stops9h 16m
Wed 9/3010:54 am -
1 stop4h 24m
Deal found 8/28![Delta logo]()
$409
This Delta deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/269:45 am -
2 stops9h 19m
Mon 9/287:53 pm -
1 stop3h 45m
Deal found 8/31![Delta logo]()
$409
This Delta deal was found by Cheapflights users on 8/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/67:00 am -
2 stops9h 10m
Wed 11/1111:05 am -
1 stop4h 38m
Deal found 8/29![Delta logo]()
$409
This Delta deal was found by Cheapflights users on 8/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/149:55 am -
2 stops9h 19m
Sun 10/187:59 pm -
1 stop3h 25m
Deal found 8/29![Delta logo]()
$493
Last-minute flights from Gilbert to San DiegoDiscover last-minute flight deals from Gilbert to San Diego. Data last updated September 1, 2026 and is based on user searches.
Discover last-minute flight deals from Gilbert to San Diego. Data last updated September 1, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 8/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/158:21 am -
Nonstop1h 22m
Wed 9/167:04 pm -
Nonstop1h 30m
Deal found 8/27![Frontier logo]()
$59
This CheapOair deal was found by Cheapflights users on 8/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1611:37 am -
Nonstop1h 16m
Wed 9/307:04 pm -
Nonstop1h 30m
Deal found 8/27![Frontier logo]()
$54
This Kiwi.com deal was found by Cheapflights users on 8/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/178:21 am -
Nonstop1h 22m
Sat 9/197:04 pm -
Nonstop1h 30m
Deal found 8/27![Frontier logo]()
$51
This CheapOair deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/178:21 am -
Nonstop1h 22m
Tue 9/227:04 pm -
Nonstop1h 30m
Deal found 8/28![Frontier logo]()
$61
This Super.com deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1911:37 am -
Nonstop1h 16m
Sat 9/267:04 pm -
Nonstop1h 30m
Deal found 8/30![Frontier logo]()
$53
This Kiwi.com deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1911:37 am -
Nonstop1h 16m
Wed 9/237:04 pm -
Nonstop1h 30m
Deal found 8/31![Frontier logo]()
$57
This Kiwi.com deal was found by Cheapflights users on 8/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1911:37 am -
Nonstop1h 16m
Fri 9/257:04 pm -
Nonstop1h 30m
Deal found 8/29![Frontier logo]()
$62
This CheapOair deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/228:21 am -
Nonstop1h 22m
Sat 9/267:04 pm -
Nonstop1h 30m
Deal found 9/1![Frontier logo]()
$49
This Priceline deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/248:21 am -
Nonstop1h 22m
Wed 9/307:04 pm -
Nonstop1h 30m
Deal found 8/31![Frontier logo]()
$70
This Priceline deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/258:21 am -
Nonstop1h 22m
Mon 9/287:04 pm -
Nonstop1h 30m
Deal found 8/31![Frontier logo]()
$55
This Super.com deal was found by Cheapflights users on 8/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2611:37 am -
Nonstop1h 16m
Sat 10/36:54 pm -
Nonstop1h 23m
Deal found 8/27![Frontier logo]()
$69
This Super.com deal was found by Cheapflights users on 8/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/298:21 am -
Nonstop1h 22m
Tue 10/66:54 pm -
Nonstop1h 23m
Deal found 8/27![Frontier logo]()
$48
One-way flights from Gilbert to San DiegoSearch for one-way flight options from Gilbert to San Diego. Find affordable one-way fares based on user searches. Data last updated September 1, 2026.
Search for one-way flight options from Gilbert to San Diego. Find affordable one-way fares based on user searches. Data last updated September 1, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/28:21 am -
Nonstop1h 22m
Deal found 8/31![Frontier logo]()
$40
This Kiwi.com deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/251:12 pm -
Nonstop1h 17m
Deal found 8/28![Frontier logo]()
$42
This Frontier deal was found by Cheapflights users on 8/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/258:21 am -
Nonstop1h 22m
Deal found 8/27![Frontier logo]()
$46
This Super.com deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/18:21 am -
Nonstop1h 22m
Deal found 8/31![Frontier logo]()
$50
This Kiwi.com deal was found by Cheapflights users on 8/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/238:30 am -
1 stop8h 29m
Deal found 8/27![Frontier logo]()
$52
This Kiwi.com deal was found by Cheapflights users on 8/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/308:30 am -
1 stop8h 29m
Deal found 8/27![Frontier logo]()
$54
This Kiwi.com deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/262:49 pm -
1 stop5h 00m
Deal found 8/28![Frontier logo]()
$57
This Southwest deal was found by Cheapflights users on 8/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2110:15 pm -
Nonstop1h 10m
Deal found 8/27![Southwest logo]()
$59
Find flight deals from Gilbert to San Diego
Keep the following information in mind while searching for Gilbert to San Diego flight deals. Data was last updated September 1, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $48 (Super.com) |
One-way from | $40 (Kiwi.com) |
Popular in | June |
Cheapest in | October |
Average price | $147 |
Cheapflights Fare Finder
Customize your flight search to find flights from Gilbert to San Diego that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 1, 2026.
Use the filters below to find and compare flights from Gilbert to San Diego that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
PhoenixSan Diego
PHX Phoenix Sky Harbor Intl - SAN San Diego
PHXSAN
Phoenix Sky Harbor Intl
Thu 9/24
2:00 pm-3:10 pm
Nonstop1h 10m
San Diego
Thu 10/1
3:40 pm-5:00 pm
Nonstop1h 20m
$117
PhoenixSan Diego
PHX Phoenix Sky Harbor Intl - SAN San Diego
PHXSAN
Phoenix Sky Harbor Intl
Sat 10/10
2:10 pm-6:50 pm
1 stop4h 40m
San Diego
Tue 10/20
2:00 pm-6:20 pm
1 stop4h 20m
$137
PhoenixSan Diego
PHX Phoenix Sky Harbor Intl - SAN San Diego
PHXSAN
Phoenix Sky Harbor Intl
Tue 10/20
5:50 am-9:40 am
1 stop3h 50m
San Diego
Tue 10/27
4:40 pm-9:15 pm
1 stop4h 35m
$137
PhoenixSan Diego
PHX Phoenix Sky Harbor Intl - SAN San Diego
PHXSAN
Phoenix Sky Harbor Intl
Thu 10/29
7:30 am-10:55 am
1 stop3h 25m
San Diego
Wed 11/4
11:00 am-5:00 pm
1 stop5h 00m
$137
PhoenixSan Diego
PHX Phoenix Sky Harbor Intl - SAN San Diego
PHXSAN
Phoenix Sky Harbor Intl
Wed 9/30
8:00 am-11:35 am
1 stop3h 35m
San Diego
Sun 10/4
6:15 am-9:45 am
1 stop3h 30m
$167
PhoenixSan Diego
PHX Phoenix Sky Harbor Intl - SAN San Diego
PHXSAN
Phoenix Sky Harbor Intl
Thu 10/1
8:00 am-11:35 am
1 stop3h 35m
San Diego
Sun 10/4
2:24 pm-5:59 pm
1 stop3h 35m
$192
PhoenixSan Diego
PHX Phoenix Sky Harbor Intl - SAN San Diego
PHXSAN
Phoenix Sky Harbor Intl
Fri 10/23
8:00 am-11:35 am
1 stop3h 35m
San Diego
Sun 10/25
6:20 am-9:40 am
1 stop3h 20m
$199
PhoenixSan Diego
PHX Phoenix Sky Harbor Intl - SAN San Diego
PHXSAN
Phoenix Sky Harbor Intl
Sun 10/18
6:00 am-10:17 am
1 stop4h 17m
San Diego
Sat 10/24
10:57 am-3:19 pm
1 stop4h 22m
$228
PhoenixSan Diego
PHX Phoenix Sky Harbor Intl - SAN San Diego
PHXSAN
Phoenix Sky Harbor Intl
Wed 9/16
5:45 am-3:01 pm
2 stops9h 16m
San Diego
Wed 9/30
10:54 am-3:18 pm
1 stop4h 24m
$409
PhoenixSan Diego
PHX Phoenix Sky Harbor Intl - SAN San Diego
PHXSAN
Phoenix Sky Harbor Intl
Sat 9/26
9:45 am-7:04 pm
2 stops9h 19m
San Diego
Mon 9/28
7:53 pm-11:38 pm
1 stop3h 45m
$409
Showing 1-10 of 22 resultsSorted by cheapest first
Best time to book a flight from Gilbert to San Diego
Have a flexible travel schedule? Discover the best time to fly to San Diego from Gilbert with our price prediction graph.
PHX-SAN
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Gilbert to San Diego
G1L-SAN
PHX-SAN
What is the cheapest time of day to fly from G1L to SAN?
Find hourly flight availability from Gilbert to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 1, 2026.
One of the essential ways to save on airfare from Gilbert to San Diego is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at noon could potentially save you up to 16% on airfare.
Weekly flight availability from Gilbert to San Diego
Explore weekly flight availability from Gilbert to San Diego. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 1, 2026.
The most flights from G1L to SAN are scheduled on a Sunday (27 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (13 on average).
How much does it cost to fly round-trip from Gilbert to San Diego?
Airfare is below average for this route at the moment.
Gilbert to San Diego flights typically cost between $84 and $234 in September.The cheapest round-trip price found within the last 5 days was $48 on Frontier (Sep 29-Oct 6).
What is the cheapest day to fly from Gilbert to San Diego?
Use this chart to determine the cheapest time to fly round-trip from Gilbert to San Diego. Price data was last updated on August 29, 2026.
Travelers seeking maximum savings on their Gilbert to San Diego flight should consider departing on Wednesday at noon when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing San Diego
Get insights into the airlines that provide service to San Diego. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Diego. Reviews last updated September 1, 2026.
Peruse reviews from past customers who have flown with Southwest,Alaska Airlines, andHawaiian Airlines from Gilbert to San Diego to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Entertainment
7.5
Crew
8.6
Overall
8.0
Food
7.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Boarding
8.1
Entertainment
7.5
Crew
8.6
Overall
8.0
Food
7.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Boarding
8.1
Entertainment
7.5
Crew
8.6
Overall
8.0
Food
7.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Boarding
8.1
Entertainment
7.5
Crew
8.6
Overall
8.0
Food
7.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Boarding
8.1
Entertainment
7.5
Crew
8.6
Overall
8.0
Food
7.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Boarding
8.1
Entertainment
7.5
Crew
8.6
Overall
8.0
Food
7.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Related info for your journey
Find useful and relevant information for your journey from Gilbert to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San Diego?
Book flights to San Diego if you plan to visit one of these locationsEl Cajon
National City
Chula Vista
Coronado
Poway
San Ysidro
La Mesa
Santee
Julian
Lemon Grove
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
San Diego flight routes
Top destinations
Alternative routes for Gilbert to San Diego
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to San Diego by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Gilbert to San Diego by cabin class
Find flights from Gilbert to San Diego, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Gilbert and San Diego flights
Browse other Gilbert and San Diego flight options. Last updated on September 1, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to San Diego
Explore flights to San Diego departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 1, 2026.
Gilbert to San Diego flights
Consider these flights traveling from Gilbert to San Diego.
Top 7 airlines flying from Gilbert to San Diego
Discover the top 7 airlines that operate flights from Gilbert to San Diego. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$41 | Average$153 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$86 | Average$147 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$93 | Average$206 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$97 | Average$280 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$97 | Average$320 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$153 | Average$276 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$273 | Average$355 | FlexibilityNo cancel fee | On-time69% |