$69+ Cheap flights from Gilbert, AZ to San Antonio (SAT)
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 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — SAT
May 1 — May 81
Round-trip
1 adult, Economy
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Find cheap flights from Gilbert to San Antonio 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 Antonio are usually found in December or October, booked 70 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday
Cheap flight deals from Gilbert to San Antonio
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Best
Last-minute
One-way
Cheapest flights from Gilbert to San AntonioExplore the most affordable flight options available from Gilbert to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 1, 2026.
Explore the most affordable flight options available from Gilbert to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 1, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/28. 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.
Thu 4/2310:29 pm
PHX
- SAT
2 stops38h 40m
Frontier
Fri 5/13:00 pm
SAT
- PHX
1 stop7h 16m
Frontier
Deal found 3/28![Frontier logo]()
$204
This Frontier deal was found by Cheapflights users on 3/31. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/226:50 am
PHX
- SAT
1 stop7h 03m
Frontier
Sun 4/262:59 pm
SAT
- PHX
1 stop7h 11m
Frontier
Deal found 3/31![Frontier logo]()
$205
This CheapOair deal was found by Cheapflights users on 3/31. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/14:27 pm
PHX
- SAT
1 stop16h 16m
Frontier
Fri 5/18:25 pm
SAT
- PHX
1 stop27h 53m
Frontier
Deal found 3/31![Frontier logo]()
$206
This Kiwi.com deal was found by Cheapflights users on 3/27. 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.
Tue 4/216:50 am
PHX
- SAT
1 stop6h 19m
Frontier
Sun 4/262:59 pm
SAT
- PHX
1 stop7h 11m
Frontier
Deal found 3/27![Frontier logo]()
$207
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 5/87:40 am
PHX
- SAT
1 stop10h 34m
Frontier
Sun 5/109:09 pm
SAT
- PHX
2 stops18h 11m
Frontier
Deal found 3/31![Frontier logo]()
$208
This Kiwi.com deal was found by Cheapflights users on 3/31. 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.
Mon 4/133:11 pm
PHX
- SAT
1 stop7h 08m
Frontier
Thu 4/163:00 pm
SAT
- PHX
1 stop18h 36m
Frontier
Deal found 3/31![Frontier logo]()
$209
This Expedia deal was found by Cheapflights users on 3/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/225:15 am
PHX
- SAT
1 stop11h 44m
Frontier
Sun 5/247:54 pm
SAT
- PHX
1 stop13h 50m
Frontier
Deal found 3/28![Frontier logo]()
$210
This CheapOair deal was found by Cheapflights users on 3/27. 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.
Thu 4/95:06 pm
PHX
- SAT
1 stop5h 13m
Frontier
Sun 4/1211:38 am
SAT
- PHX
1 stop24h 35m
Frontier
Deal found 3/27![Frontier logo]()
$212
This Kiwi.com deal was found by Cheapflights users on 3/29. 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.
Fri 4/176:50 am
PHX
- SAT
1 stop5h 25m
Frontier
Sat 4/184:04 pm
SAT
- PHX
1 stop6h 06m
Frontier
Deal found 3/29![Frontier logo]()
$213
This Kiwi.com deal was found by Cheapflights users on 3/31. 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.
Sun 4/129:04 pm
PHX
- SAT
1 stop11h 39m
Frontier
Thu 4/163:00 pm
SAT
- PHX
1 stop18h 36m
Frontier
Deal found 3/31![Frontier logo]()
$214
This Frontier deal was found by Cheapflights users on 3/31. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/196:50 am
PHX
- SAT
1 stop5h 23m
Frontier
Wed 4/224:49 pm
SAT
- PHX
1 stop8h 53m
Frontier
Deal found 3/31![Frontier logo]()
$215
This CheapOair deal was found by Cheapflights users on 3/28. 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.
Mon 4/69:32 pm
PHX
- SAT
1 stop24h 47m
Frontier
Sat 4/1111:38 am
SAT
- PHX
1 stop6h 46m
Frontier
Deal found 3/28![Frontier logo]()
$216
Best flights from Gilbert to San AntonioDiscover carefully curated flight deals from Gilbert to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 1, 2026.
Discover carefully curated flight deals from Gilbert to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 1, 2026.
This Southwest deal was found by Cheapflights users on 3/30. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/212:55 pm
PHX
- SAT
Nonstop2h 05m
Southwest
Thu 6/48:25 pm
SAT
- PHX
1 stop3h 25m
Southwest
Deal found 3/30![Southwest logo]()
$262
This United Airlines deal was found by Cheapflights users on 3/31. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/56:00 am
PHX
- SAT
2 stops8h 57m
United Airlines
Sat 5/99:50 am
SAT
- PHX
1 stop7h 03m
United Airlines
Deal found 3/31![United Airlines logo]()
$361
This Southwest deal was found by Cheapflights users on 3/27. 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.
Wed 4/2212:55 pm
PHX
- SAT
Nonstop2h 05m
Southwest
Sat 4/255:40 pm
SAT
- PHX
Nonstop2h 30m
Southwest
Deal found 3/27![Southwest logo]()
$265
This Southwest deal was found by Cheapflights users on 3/28. 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.
Sat 4/251:00 pm
PHX
- SAT
Nonstop2h 05m
Southwest
Mon 4/278:30 pm
SAT
- PHX
Nonstop2h 30m
Southwest
Deal found 3/28![Southwest logo]()
$265
This Southwest deal was found by Cheapflights users on 3/27. 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.
Wed 5/208:15 am
PHX
- SAT
Nonstop2h 15m
Southwest
Tue 5/266:55 pm
SAT
- PHX
Nonstop2h 30m
Southwest
Deal found 3/27![Southwest logo]()
$265
This Southwest deal was found by Cheapflights users on 4/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/42:30 pm
PHX
- SAT
Nonstop2h 05m
Southwest
Mon 5/116:45 pm
SAT
- PHX
1 stop4h 30m
Southwest
Deal found 4/1![Southwest logo]()
$271
This United Airlines deal was found by Cheapflights users on 3/30. 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.
Wed 4/229:50 am
PHX
- SAT
1 stop5h 06m
United Airlines
Sat 4/252:14 pm
SAT
- PHX
2 stops9h 45m
United Airlines
Deal found 3/30![United Airlines logo]()
$370
This Southwest deal was found by Cheapflights users on 3/31. 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.
Thu 4/231:05 pm
PHX
- SAT
Nonstop2h 05m
Southwest
Mon 4/276:45 pm
SAT
- PHX
1 stop4h 30m
Southwest
Deal found 3/31![Southwest logo]()
$271
This Southwest deal was found by Cheapflights users on 4/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/212:30 pm
PHX
- SAT
Nonstop2h 05m
Southwest
Mon 5/258:30 pm
SAT
- PHX
Nonstop2h 30m
Southwest
Deal found 4/1![Southwest logo]()
$319
This Southwest deal was found by Cheapflights users on 3/31. 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.
Fri 5/82:30 pm
PHX
- SAT
Nonstop2h 05m
Southwest
Mon 5/116:45 pm
SAT
- PHX
1 stop4h 30m
Southwest
Deal found 3/31![Southwest logo]()
$320
This Southwest deal was found by Cheapflights users on 3/27. 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.
Tue 6/166:35 pm
PHX
- SAT
Nonstop2h 10m
Southwest
Fri 6/195:35 pm
SAT
- PHX
Nonstop2h 20m
Southwest
Deal found 3/27![Southwest logo]()
$341
This Southwest deal was found by Cheapflights users on 3/29. 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.
Mon 5/258:25 pm
PHX
- SAT
Nonstop2h 05m
Southwest
Fri 5/298:30 pm
SAT
- PHX
Nonstop2h 30m
Southwest
Deal found 3/29![Southwest logo]()
$363
Last-minute flights from Gilbert to San AntonioDiscover last-minute flight deals from Gilbert to San Antonio. Data last updated April 1, 2026 and is based on user searches.
Discover last-minute flight deals from Gilbert to San Antonio. Data last updated April 1, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 3/31. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/14:27 pm
PHX
- SAT
1 stop16h 16m
Frontier
Fri 5/18:25 pm
SAT
- PHX
1 stop27h 53m
Frontier
Deal found 3/31![Frontier logo]()
$206
This CheapOair deal was found by Cheapflights users on 3/28. 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.
Mon 4/69:32 pm
PHX
- SAT
1 stop24h 47m
Frontier
Sat 4/1111:38 am
SAT
- PHX
1 stop6h 46m
Frontier
Deal found 3/28![Frontier logo]()
$216
This CheapOair deal was found by Cheapflights users on 3/27. 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.
Thu 4/95:06 pm
PHX
- SAT
1 stop5h 13m
Frontier
Sun 4/1211:38 am
SAT
- PHX
1 stop24h 35m
Frontier
Deal found 3/27![Frontier logo]()
$212
This Kiwi.com deal was found by Cheapflights users on 3/31. 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.
Thu 4/95:06 pm
PHX
- SAT
1 stop5h 13m
Frontier
Mon 4/136:45 am
SAT
- PHX
1 stop7h 00m
Frontier
Deal found 3/31![Frontier logo]()
$219
This Kiwi.com deal was found by Cheapflights users on 3/31. 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.
Sun 4/129:04 pm
PHX
- SAT
1 stop11h 39m
Frontier
Thu 4/163:00 pm
SAT
- PHX
1 stop18h 36m
Frontier
Deal found 3/31![Frontier logo]()
$214
This Kiwi.com deal was found by Cheapflights users on 3/31. 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.
Mon 4/133:11 pm
PHX
- SAT
1 stop7h 08m
Frontier
Thu 4/163:00 pm
SAT
- PHX
1 stop18h 36m
Frontier
Deal found 3/31![Frontier logo]()
$209
This Kiwi.com deal was found by Cheapflights users on 3/29. 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.
Tue 4/148:07 pm
PHX
- SAT
2 stops17h 46m
Frontier
Wed 5/137:54 pm
SAT
- PHX
1 stop5h 37m
Frontier
Deal found 3/29![Frontier logo]()
$220
This Kiwi.com deal was found by Cheapflights users on 3/29. 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.
Fri 4/176:50 am
PHX
- SAT
1 stop5h 25m
Frontier
Sat 4/184:04 pm
SAT
- PHX
1 stop6h 06m
Frontier
Deal found 3/29![Frontier logo]()
$213
This Frontier deal was found by Cheapflights users on 3/31. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/196:50 am
PHX
- SAT
1 stop5h 23m
Frontier
Wed 4/224:49 pm
SAT
- PHX
1 stop8h 53m
Frontier
Deal found 3/31![Frontier logo]()
$215
This Kiwi.com deal was found by Cheapflights users on 3/27. 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.
Tue 4/216:50 am
PHX
- SAT
1 stop6h 19m
Frontier
Sun 4/262:59 pm
SAT
- PHX
1 stop7h 11m
Frontier
Deal found 3/27![Frontier logo]()
$207
This Frontier deal was found by Cheapflights users on 3/31. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/226:50 am
PHX
- SAT
1 stop7h 03m
Frontier
Sun 4/262:59 pm
SAT
- PHX
1 stop7h 11m
Frontier
Deal found 3/31![Frontier logo]()
$205
This Kiwi.com deal was found by Cheapflights users on 3/28. 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.
Thu 4/2310:29 pm
PHX
- SAT
2 stops38h 40m
Frontier
Fri 5/13:00 pm
SAT
- PHX
1 stop7h 16m
Frontier
Deal found 3/28![Frontier logo]()
$204
One-way flights from Gilbert to San AntonioSearch for one-way flight options from Gilbert to San Antonio. Find affordable one-way fares based on user searches. Data last updated April 1, 2026.
Search for one-way flight options from Gilbert to San Antonio. Find affordable one-way fares based on user searches. Data last updated April 1, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/296:50 am
PHX
- SAT
1 stop7h 03m
Frontier
Deal found 3/30![Frontier logo]()
$69
This Frontier deal was found by Cheapflights users on 3/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/286:50 am
PHX
- SAT
1 stop6h 19m
Frontier
Deal found 3/30![Frontier logo]()
$70
This Super.com deal was found by Cheapflights users on 3/29. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/279:24 pm
PHX
- SAT
1 stop15h 45m
Frontier
Deal found 3/29![Frontier logo]()
$75
This Frontier deal was found by Cheapflights users on 3/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/16:25 am
PHX
- SAT
1 stop11h 05m
Frontier
Deal found 3/30![Frontier logo]()
$76
This Super.com deal was found by Cheapflights users on 3/29. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/256:50 am
PHX
- SAT
1 stop6h 19m
Frontier
Deal found 3/29![Frontier logo]()
$89
This Frontier deal was found by Cheapflights users on 3/27. 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 4/246:50 am
PHX
- SAT
1 stop5h 25m
Frontier
Deal found 3/27![Frontier logo]()
$90
This Super.com deal was found by Cheapflights users on 3/31. 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 4/1610:00 am
PHX
- SAT
1 stop23h 08m
Frontier
Deal found 3/31![Frontier logo]()
$95
This Kiwi.com deal was found by Cheapflights users on 3/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/276:53 pm
PHX
- SAT
1 stop22h 06m
Frontier
Deal found 3/30![Frontier logo]()
$96
This Super.com deal was found by Cheapflights users on 3/28. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/266:53 pm
PHX
- SAT
1 stop22h 06m
Frontier
Deal found 3/28![Frontier logo]()
$100
This Booking.com deal was found by Cheapflights users on 3/31. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/246:53 pm
PHX
- SAT
1 stop22h 06m
Frontier
Deal found 3/31![Frontier logo]()
$101
Find flight deals from Gilbert to San Antonio
Keep the following information in mind while searching for Gilbert to San Antonio flight deals. Data was last updated April 1, 2026.
Round-trip from | $204 (Kiwi.com) |
|---|---|
One-way from | $69 (Kiwi.com) |
Popular in | May |
Cheapest in | December |
Average price | $324 |
Cheapflights Fare Finder
Customize your flight search to find flights from Gilbert to San Antonio 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 2,558,603 searches. Data last updated April 1, 2026.
Use the filters below to find and compare flights from Gilbert to San Antonio that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PhoenixSan Antonio
PHX - SAT
PHXSAT
Phoenix Sky Harbor Intl
Tue 6/2
12:55 pm-5:00 pm
Nonstop2h 05m
San Antonio
Thu 6/4
8:25 pm-9:50 pm
1 stop3h 25m
$262
PhoenixSan Antonio
PHX - SAT
PHXSAT
Phoenix Sky Harbor Intl
Wed 4/22
12:55 pm-5:00 pm
Nonstop2h 05m
San Antonio
Sat 4/25
5:40 pm-6:10 pm
Nonstop2h 30m
$265
PhoenixSan Antonio
PHX - SAT
PHXSAT
Phoenix Sky Harbor Intl
Sat 4/25
1:00 pm-5:05 pm
Nonstop2h 05m
San Antonio
Mon 4/27
8:30 pm-9:00 pm
Nonstop2h 30m
$265
PhoenixSan Antonio
PHX - SAT
PHXSAT
Phoenix Sky Harbor Intl
Wed 5/20
8:15 am-12:30 pm
Nonstop2h 15m
San Antonio
Tue 5/26
6:55 pm-7:25 pm
Nonstop2h 30m
$265
PhoenixSan Antonio
PHX - SAT
PHXSAT
Phoenix Sky Harbor Intl
Mon 5/4
2:30 pm-6:35 pm
Nonstop2h 05m
San Antonio
Mon 5/11
6:45 pm-9:15 pm
1 stop4h 30m
$271
PhoenixSan Antonio
PHX - SAT
PHXSAT
Phoenix Sky Harbor Intl
Thu 4/23
1:05 pm-5:10 pm
Nonstop2h 05m
San Antonio
Mon 4/27
6:45 pm-9:15 pm
1 stop4h 30m
$271
PhoenixSan Antonio
PHX - SAT
PHXSAT
Phoenix Sky Harbor Intl
Thu 5/21
2:30 pm-6:35 pm
Nonstop2h 05m
San Antonio
Mon 5/25
8:30 pm-9:00 pm
Nonstop2h 30m
$319
PhoenixSan Antonio
PHX - SAT
PHXSAT
Phoenix Sky Harbor Intl
Fri 5/8
2:30 pm-6:35 pm
Nonstop2h 05m
San Antonio
Mon 5/11
6:45 pm-9:15 pm
1 stop4h 30m
$320
Quickest round-trip
PhoenixSan Antonio
PHX - SAT
PHXSAT
Phoenix Sky Harbor Intl
Tue 6/16
6:35 pm-10:45 pm
Nonstop2h 10m
San Antonio
Fri 6/19
5:35 pm-5:55 pm
Nonstop2h 20m
$341
PhoenixSan Antonio
PHX - SAT
PHXSAT
Phoenix Sky Harbor Intl
Tue 5/5
6:00 am-4:57 pm
2 stops8h 57m
San Antonio
Sat 5/9
9:50 am-2:53 pm
1 stop7h 03m
$361
Showing 1-10 of 22 resultsSorted by cheapest first
Best time to book a flight from Gilbert to San Antonio
Have a flexible travel schedule? Discover the best time to fly to San Antonio from Gilbert with our price prediction graph.
PHX-SAT
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 Antonio
G1L-SAT
PHX-SAT
How far ahead should I book a flight from Gilbert to San Antonio?
Use this chart to determine the optimal time to book a round-trip flight from Gilbert to San Antonio. Price data was last updated on March 13, 2026.
Booking 70 days in advance of your planned departure date is, on average, the best time to get cheap flights from Gilbert to San Antonio. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Gilbert to San Antonio?
Currently, December is the cheapest month in which you can book a flight from Gilbert to San Antonio (average of $50). Flying from Gilbert to San Antonio in March is currently the most expensive (average of $123). 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.
What is the cheapest time of day to fly from G1L to SAT?
Find hourly flight availability from Gilbert to San Antonio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 1, 2026.
One of the essential ways to save on airfare from Gilbert to San Antonio 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 13% on airfare.
What is the cheapest day to fly from Gilbert to San Antonio?
Use this chart to determine the cheapest time to fly round-trip from Gilbert to San Antonio. Price data was last updated on March 28, 2026.
Travelers seeking maximum savings on their Gilbert to San Antonio flight should consider departing on Saturday at noon 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.
Weekly flight availability from Gilbert to San Antonio
Explore weekly flight availability from Gilbert to San Antonio. 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 April 1, 2026.
The most flights from G1L to SAT are scheduled on a Monday (12 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 on average).
How much does it cost to fly round-trip from Gilbert to San Antonio?
Reviews of airlines servicing San Antonio
Get insights into the airlines that provide service to San Antonio. 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 Antonio. Reviews last updated April 1, 2026.
Read through reviews of airlines operating flights from Gilbert to San Antonio, such as Southwest,American Airlines, andFrontier. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Related info for your journey
Find useful and relevant information for your journey from Gilbert to San Antonio. 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 Antonio?
Book flights to San Antonio if you plan to visit one of these locationsNew Braunfels
Kerrville
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Alternative routes for Gilbert to San Antonio
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Complete your trip
Complete your trip to San Antonio by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Gilbert to San Antonio by cabin class
Find flights from Gilbert to San Antonio, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Gilbert and San Antonio flights
Browse other Gilbert and San Antonio flight options. Last updated on April 1, 2026.
Popular flight searches
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Other flights to San Antonio
Explore flights to San Antonio departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 1, 2026.
Gilbert to San Antonio flights
Consider these flights traveling from Gilbert to San Antonio.
Top 4 airlines flying from Gilbert to San Antonio
Discover the top 4 airlines that operate flights from Gilbert to San Antonio. 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 2,558,603 searches. Data last updated April 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$88 | Average$197 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$147 | Average$360 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$158 | Average$362 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$216 | Average$371 | FlexibilityNo cancel fee | On-time69% |