$309+ Cheap flights from Peoria, IL to San Antonio (PIA - 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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
PIA — SAT
Sep 19 — Sep 261
Round-trip
1 adult, Economy
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Find cheap flights from Peoria 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
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Peoria to San Antonio
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Best
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Cheapest flights from Peoria to San AntonioExplore the most affordable flight options available from Peoria to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2026.
Explore the most affordable flight options available from Peoria to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2026.
This American Airlines deal was found by Cheapflights users on 8/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/115:28 pm -
1 stop6h 27m
Sun 9/136:48 pm -
1 stop5h 20m
Deal found 8/17![American Airlines logo]()
$329
This American Airlines deal was found by Cheapflights users on 8/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/35:28 pm -
1 stop6h 27m
Tue 10/64:28 pm -
2 stops7h 42m
Deal found 8/18![American Airlines logo]()
$334
This American Airlines deal was found by Cheapflights users on 8/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/34:43 pm -
1 stop7h 16m
Sun 9/66:52 pm -
1 stop5h 07m
Deal found 8/16![American Airlines logo]()
$354
This American Airlines deal was found by Cheapflights users on 8/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/24:43 pm -
1 stop6h 07m
Sun 9/66:52 pm -
1 stop5h 07m
Deal found 8/18![American Airlines logo]()
$379
This American Airlines deal was found by Cheapflights users on 8/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/115:30 pm -
1 stop6h 27m
Sat 10/176:00 am -
1 stop6h 05m
Deal found 8/16![American Airlines logo]()
$399
This American Airlines deal was found by Cheapflights users on 8/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/226:00 am -
2 stops8h 53m
Sat 9/127:05 pm -
1 stop4h 10m
Deal found 8/15![American Airlines logo]()
$404
This United Airlines deal was found by Cheapflights users on 8/19. 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.
Sat 10/104:05 pm -
1 stop6h 45m
Tue 10/135:30 pm -
1 stop5h 28m
Deal found 8/19![United Airlines logo]()
$409
Best flights from Peoria to San AntonioDiscover carefully curated flight deals from Peoria to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 20, 2026.
Discover carefully curated flight deals from Peoria to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 20, 2026.
This United Airlines deal was found by Cheapflights users on 8/15. 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.
Sat 9/128:29 am -
1 stop8h 02m
Mon 9/141:00 pm -
1 stop7h 59m
Deal found 8/15![United Airlines logo]()
$329
This United Airlines deal was found by Cheapflights users on 8/19. 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 11/205:00 am -
2 stops8h 16m
Mon 11/235:30 pm -
1 stop5h 28m
Deal found 8/19![United Airlines logo]()
$414
This United Airlines deal was found by Cheapflights users on 8/20. 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 9/1110:32 am -
2 stops9h 21m
Sun 9/135:30 pm -
1 stop5h 43m
Deal found 8/20![United Airlines logo]()
$414
This United Airlines deal was found by Cheapflights users on 8/18. 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 10/26:15 am -
1 stop5h 56m
Sun 10/45:30 am -
2 stops9h 36m
Deal found 8/18![United Airlines logo]()
$417
This United Airlines deal was found by Cheapflights users on 8/19. 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 9/223:35 pm -
2 stops7h 09m
Sat 9/2611:47 am -
2 stops11h 11m
Deal found 8/19![United Airlines logo]()
$419
This United Airlines deal was found by Cheapflights users on 8/18. 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 9/310:41 am -
2 stops10h 35m
Tue 9/85:30 pm -
1 stop5h 43m
Deal found 8/18![United Airlines logo]()
$439
This United Airlines deal was found by Cheapflights users on 8/16. 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 9/310:41 am -
2 stops10h 35m
Sun 9/65:30 am -
2 stops9h 30m
Deal found 8/16![United Airlines logo]()
$444
This United Airlines deal was found by Cheapflights users on 8/17. 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 9/18:29 am -
1 stop8h 02m
Sat 9/512:55 pm -
1 stop6h 08m
Deal found 8/17![United Airlines logo]()
$459
Last-minute flights from Peoria to San AntonioDiscover last-minute flight deals from Peoria to San Antonio. Data last updated August 20, 2026 and is based on user searches.
Discover last-minute flight deals from Peoria to San Antonio. Data last updated August 20, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 8/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/224:43 pm -
1 stop4h 14m
Sat 9/125:41 pm -
1 stop5h 34m
Deal found 8/15![American Airlines logo]()
$399
This American Airlines deal was found by Cheapflights users on 8/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/24:43 pm -
1 stop6h 07m
Sun 9/66:52 pm -
1 stop5h 07m
Deal found 8/18![American Airlines logo]()
$379
This American Airlines deal was found by Cheapflights users on 8/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/34:43 pm -
1 stop7h 16m
Sun 9/66:52 pm -
1 stop5h 07m
Deal found 8/16![American Airlines logo]()
$354
This American Airlines deal was found by Cheapflights users on 8/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/66:00 am -
1 stop6h 53m
Wed 9/94:27 pm -
2 stops7h 41m
Deal found 8/16![American Airlines logo]()
$334
This American Airlines deal was found by Cheapflights users on 8/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/115:28 pm -
1 stop6h 27m
Sun 9/136:48 pm -
1 stop5h 20m
Deal found 8/17![American Airlines logo]()
$329
This United Airlines deal was found by Cheapflights users on 8/18. 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 9/118:29 am -
2 stops11h 24m
Sun 9/135:30 pm -
1 stop5h 43m
Deal found 8/18![United Airlines logo]()
$414
This American Airlines deal was found by Cheapflights users on 8/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:00 am -
2 stops7h 07m
Mon 9/143:12 pm -
2 stops8h 56m
Deal found 8/15![American Airlines logo]()
$423
This United Airlines deal was found by Cheapflights users on 8/18. 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 9/223:35 pm -
2 stops7h 09m
Sat 9/2611:47 am -
2 stops11h 11m
Deal found 8/18![United Airlines logo]()
$419
One-way flights from Peoria to San AntonioSearch for one-way flight options from Peoria to San Antonio. Find affordable one-way fares based on user searches. Data last updated August 20, 2026.
Search for one-way flight options from Peoria to San Antonio. Find affordable one-way fares based on user searches. Data last updated August 20, 2026.
This United Airlines deal was found by Cheapflights users on 8/17. 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 9/223:35 pm -
1 stop7h 16m
Deal found 8/17![United Airlines logo]()
$309
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 11/2510:37 am -
3 stops48h 18m
Deal found 8/19![Multiple Airlines logo]()
$599
Find flight deals from Peoria to San Antonio
Discover tips and strategies to find the most affordable flight options for your journey from Peoria (PIA) to San Antonio (SAT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 20, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $329 (American Airlines) |
One-way from | $309 (United Airlines) |
Popular in | March |
Cheapest in | January |
Average price | $318 |
Cheapflights Fare Finder
Customize your flight search to find flights from Peoria 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 7,457,451 searches. Data last updated August 20, 2026.
Use the filters below to find and compare flights from Peoria to San Antonio that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PeoriaSan Antonio
PIA Greater Peoria - SAT San Antonio
PIASAT
Greater Peoria
Sat 9/12
8:29 am-4:31 pm
1 stop8h 02m
San Antonio
Mon 9/14
1:00 pm-8:59 pm
1 stop7h 59m
$329
Quickest round-trip
PeoriaSan Antonio
PIA Greater Peoria - SAT San Antonio
PIASAT
Greater Peoria
Fri 11/20
5:00 am-1:16 pm
2 stops8h 16m
San Antonio
Mon 11/23
5:30 pm-10:58 pm
1 stop5h 28m
$414
PeoriaSan Antonio
PIA Greater Peoria - SAT San Antonio
PIASAT
Greater Peoria
Fri 9/11
10:32 am-7:53 pm
2 stops9h 21m
San Antonio
Sun 9/13
5:30 pm-11:13 pm
1 stop5h 43m
$414
PeoriaSan Antonio
PIA Greater Peoria - SAT San Antonio
PIASAT
Greater Peoria
Fri 10/2
6:15 am-12:11 pm
1 stop5h 56m
San Antonio
Sun 10/4
5:30 am-3:06 pm
2 stops9h 36m
$417
PeoriaSan Antonio
PIA Greater Peoria - SAT San Antonio
PIASAT
Greater Peoria
Tue 9/22
3:35 pm-10:44 pm
2 stops7h 09m
San Antonio
Sat 9/26
11:47 am-10:58 pm
2 stops11h 11m
$419
PeoriaSan Antonio
PIA Greater Peoria - SAT San Antonio
PIASAT
Greater Peoria
Thu 9/3
10:41 am-9:16 pm
2 stops10h 35m
San Antonio
Tue 9/8
5:30 pm-11:13 pm
1 stop5h 43m
$439
PeoriaSan Antonio
PIA Greater Peoria - SAT San Antonio
PIASAT
Greater Peoria
Thu 9/3
10:41 am-9:16 pm
2 stops10h 35m
San Antonio
Sun 9/6
5:30 am-3:00 pm
2 stops9h 30m
$444
PeoriaSan Antonio
PIA Greater Peoria - SAT San Antonio
PIASAT
Greater Peoria
Tue 9/1
8:29 am-4:31 pm
1 stop8h 02m
San Antonio
Sat 9/5
12:55 pm-7:03 pm
1 stop6h 08m
$459
Cheapest one-way
PeoriaSan Antonio
PIA Greater Peoria - SAT San Antonio
PIASAT
Greater Peoria
Tue 9/22
3:35 pm-10:51 pm
1 stop7h 16m
$309
Quickest one-way
PeoriaSan Antonio
PIA Greater Peoria - SAT San Antonio
PIASAT
Greater Peoria
Wed 11/25
4:43 pm-11:02 pm
1 stop6h 19m
$309
Showing 1-10 of 11 resultsSorted by cheapest first
Compare providers for flights from Peoria to San Antonio
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Peoria to San Antonio in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Peoria, Illinois-San Antonio flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Peoria, Illinois-San Antonio flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Peoria, Illinois-San Antonio flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Peoria, Illinois-San Antonio flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Peoria, Illinois-San Antonio flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Peoria to San Antonio
Have a flexible travel schedule? Discover the best time to fly to San Antonio from Peoria with our price prediction graph.
PIA-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 Peoria to San Antonio
What is the cheapest month to book a flight from Peoria, Illinois to San Antonio?
Currently, January is the cheapest month in which you can book a flight from Peoria, Illinois to San Antonio (average of $258). Flying from Peoria, Illinois to San Antonio in March is currently the most expensive (average of $668). 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.
How much does it cost to fly round-trip from Peoria, Illinois to San Antonio?
Airfare is typical for this route at the moment.
Peoria, Illinois to San Antonio flights typically cost between $296 and $440 in September.The cheapest round-trip price found within the last 5 days was $329 on American Airlines (Sep 11-Sep 13).
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 August 20, 2026.
Get a feel of what it's like to fly with United Airlines and American Airlines from Peoria to San Antonio by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.4
Boarding
7.7
Entertainment
7.1
Food
6.7
Comfort
7.3
Crew
8.1
Reviews
1 / 20
2.0
MediocreIsaac,May 2024
SHV - IAH
Overall
7.4
Boarding
7.7
Entertainment
7.1
Food
6.7
Comfort
7.3
Crew
8.1
Reviews
1 / 20
2.0
MediocreIsaac,May 2024
SHV - IAH
Overall
7.4
Boarding
7.7
Entertainment
7.1
Food
6.7
Comfort
7.3
Crew
8.1
Reviews
1 / 20
2.0
MediocreIsaac,May 2024
SHV - IAH
Related info for your journey
Find useful and relevant information for your journey from Peoria 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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Peoria and San Antonio flights
Browse other Peoria and San Antonio flight options. Last updated on August 20, 2026.
Other flights from Peoria
Browse through other flights departing from Peoria. Flights are based on user searches made on Cheapflights and were last updated on August 20, 2026.
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Top 2 airlines flying from Peoria to San Antonio
Discover the top 2 airlines that operate flights from Peoria 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 7,457,451 searches. Data last updated August 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$273 | Average$378 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$323 | Average$338 | FlexibilityNo cancel fee | On-time69% |