Cheap flights from Illinois to San Antonio (SAT) from $53
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 6/12. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ORD — SAT
may. 18 — may. 251
From?
To?
1 adult, Economy
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How far in advance should I book a flight from Illinois to San Antonio?
When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 45 days in advance, which can save you up to 200% on flights from Illinois to San Antonio compared to booking the week you need them. Waiting 45 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $484. For sooner than that we have options available in the next 3 days from $693.
What is the cheapest month to fly from Illinois to San Antonio?
September can be a great time to fly to San Antonio from Illinois with a flight ticket averaging about $363. Cheapflights users have found deals in the month of September for as cheap as $158. The most expensive prices can be found in the month of March.
When is the cheapest time to fly from Illinois to San Antonio (IL - SAT)?
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to San Antonio as you normally would.
Cheap Spirit Airlines flights from Illinois to San Antonio
Explore cheap flight options specifically provided by Spirit Airlines for the route between Illinois and San Antonio. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,633,403 searches. Data last updated mayo 13, 2024.
Find some of the cheapest Spirit Airlines flights traveling from Illinois to San Antonio. Make sure to check back often as deals are often changing.
mar. 9/1010:33 amORD - SAT
1 stop13h 47mSpirit Airlines
mié. 9/185:50 amSAT - ORD
1 stop11h 37mSpirit Airlines
Deal found 5/12$106
mar. 6/46:40 pmORD - SAT
1 stop28h 57mSpirit Airlines
mar. 6/115:21 amSAT - ORD
1 stop12h 19mSpirit Airlines
Deal found 5/13$142
vie. 5/3110:58 amORD - SAT
1 stop13h 23mSpirit Airlines
mar. 6/48:41 pmSAT - ORD
1 stop9h 55mSpirit Airlines
Deal found 5/12$148
mié. 7/177:01 amORD - SAT
1 stop7h 44mSpirit Airlines
mié. 7/245:25 amSAT - ORD
1 stop11h 22mSpirit Airlines
Deal found 5/12$170
mar. 6/46:40 pmORD - SAT
1 stop28h 57mSpirit Airlines
jue. 6/66:45 amSAT - ORD
2 stops18h 10mSpirit Airlines
Deal found 5/12$179
mié. 5/2910:58 amORD - SAT
1 stop13h 23mSpirit Airlines
dom. 6/27:34 pmSAT - ORD
1 stop27h 36mSpirit Airlines
Deal found 5/13$192
mié. 5/2911:36 amSTL - SAT
1 stop12h 07mSpirit Airlines
sáb. 6/15:46 amSAT - STL
1 stop10h 39mSpirit Airlines
Deal found 5/12$198
mié. 10/210:33 amORD - SAT
1 stop9h 50mSpirit Airlines
dom. 10/65:50 amSAT - ORD
1 stop27h 43mSpirit Airlines
Deal found 5/12$202
mié. 5/2210:57 pmORD - SAT
2 stops20h 54mSpirit Airlines
mié. 5/296:45 amSAT - ORD
1 stop10h 11mSpirit Airlines
Deal found 5/12$243
Cheap Frontier flights from Illinois to San Antonio
Explore cheap flight options specifically provided by Frontier for the route between Illinois and San Antonio. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,633,403 searches. Data last updated mayo 13, 2024.
To aid your search, here are some of the cheapest Frontier flights we've found from Illinois to San Antonio. Make sure to examine the flight information before completing your reservation.
jue. 6/610:41 pmMDW - SAT
1 stop9h 46mFrontier
sáb. 6/83:02 pmSAT - MDW
1 stop6h 28mFrontier
Deal found 5/12$145
jue. 6/137:44 pmSTL - SAT
1 stop14h 05mFrontier
sáb. 6/1510:31 amSAT - STL
1 stop28h 06mFrontier
Deal found 5/12$146
dom. 6/211:22 pmSTL - SAT
1 stop9h 01mFrontier
mié. 6/58:34 pmSAT - STL
1 stop10h 33mFrontier
Deal found 5/12$149
sáb. 6/155:40 amMDW - SAT
1 stop8h 22mFrontier
lun. 6/174:19 pmSAT - MDW
1 stop13h 10mFrontier
Deal found 5/12$150
jue. 9/198:00 amORD - SAT
1 stop24h 19mFrontier
dom. 9/226:40 pmSAT - ORD
1 stop10h 07mFrontier
Deal found 5/13$153
vie. 6/79:53 pmORD - SAT
1 stop11h 48mFrontier
lun. 6/107:06 pmSAT - ORD
1 stop12h 02mFrontier
Deal found 5/12$154
mié. 6/59:53 pmORD - SAT
1 stop21h 15mFrontier
jue. 6/69:34 pmSAT - ORD
1 stop8h 08mFrontier
Deal found 5/12$155
jue. 6/138:51 pmMDW - SAT
1 stop12h 58mFrontier
lun. 6/174:19 pmSAT - MDW
1 stop13h 10mFrontier
Deal found 5/13$158
jue. 8/228:00 amORD - SAT
1 stop24h 19mFrontier
dom. 8/256:40 pmSAT - ORD
1 stop10h 07mFrontier
Deal found 5/12$160
Cheap Illinois to San Antonio flights in May & June 2024
Find cheap flight options from Illinois to San Antonio specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,633,403 searches. Prices were last updated on mayo 13, 2024.
These are some of the most attractive deals on flights from Illinois to San Antonio in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
jue. 6/610:41 pmMDW - SAT
1 stop9h 46mFrontier
sáb. 6/83:02 pmSAT - MDW
1 stop6h 28mFrontier
Deal found 5/12$145
jue. 6/137:44 pmSTL - SAT
1 stop14h 05mFrontier
sáb. 6/1510:31 amSAT - STL
1 stop28h 06mFrontier
Deal found 5/12$146
dom. 6/211:22 pmSTL - SAT
1 stop9h 01mFrontier
mié. 6/58:34 pmSAT - STL
1 stop10h 33mFrontier
Deal found 5/12$149
sáb. 6/155:40 amMDW - SAT
1 stop8h 22mFrontier
lun. 6/174:19 pmSAT - MDW
1 stop13h 10mFrontier
Deal found 5/12$150
mié. 6/51:55 pmSTL - SAT
1 stop9h 06mMultiple Airlines
mié. 6/1210:34 pmSAT - STL
1 stop15h 58mMultiple Airlines
Deal found 5/13$150
vie. 5/315:01 amMDW - SAT
1 stop27h 22mFrontier
mié. 6/510:34 pmSAT - MDW
1 stop12h 34mFrontier
Deal found 5/12$153
mié. 6/55:55 amMDW - SAT
1 stop15h 38mFrontier
jue. 6/69:34 pmSAT - MDW
1 stop7h 40mFrontier
Deal found 5/13$154
dom. 6/93:37 pmSTL - SAT
1 stop6h 20mFrontier
lun. 6/177:06 pmSAT - STL
1 stop12h 01mFrontier
Deal found 5/12$154
jue. 6/203:32 pmSTL - SAT
1 stop16h 50mFrontier
dom. 6/2310:58 pmSAT - STL
1 stop10h 31mFrontier
Deal found 5/13$155
Illinois to San Antonio 2024 flight deals
Discover exclusive flight deals for travel between Illinois and San Antonio in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,633,403 searches. Data last updated mayo 13, 2024.
These are some of the most attractive deals on flights from Illinois to San Antonio in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
jue. 6/610:41 pmMDW - SAT
1 stop9h 46mFrontier
sáb. 6/83:02 pmSAT - MDW
1 stop6h 28mFrontier
Deal found 5/12$145
jue. 6/137:44 pmSTL - SAT
1 stop14h 05mFrontier
sáb. 6/1510:31 amSAT - STL
1 stop28h 06mFrontier
Deal found 5/12$146
dom. 6/211:22 pmSTL - SAT
1 stop9h 01mFrontier
mié. 6/58:34 pmSAT - STL
1 stop10h 33mFrontier
Deal found 5/12$149
sáb. 6/155:40 amMDW - SAT
1 stop8h 22mFrontier
lun. 6/174:19 pmSAT - MDW
1 stop13h 10mFrontier
Deal found 5/12$150
mié. 6/51:55 pmSTL - SAT
1 stop9h 06mMultiple Airlines
mié. 6/1210:34 pmSAT - STL
1 stop15h 58mMultiple Airlines
Deal found 5/13$150
vie. 5/315:01 amMDW - SAT
1 stop27h 22mFrontier
mié. 6/510:34 pmSAT - MDW
1 stop12h 34mFrontier
Deal found 5/12$153
mié. 6/55:55 amMDW - SAT
1 stop15h 38mFrontier
jue. 6/69:34 pmSAT - MDW
1 stop7h 40mFrontier
Deal found 5/13$154
dom. 6/93:37 pmSTL - SAT
1 stop6h 20mFrontier
lun. 6/177:06 pmSAT - STL
1 stop12h 01mFrontier
Deal found 5/12$154
jue. 6/203:32 pmSTL - SAT
1 stop16h 50mFrontier
dom. 6/2310:58 pmSAT - STL
1 stop10h 31mFrontier
Deal found 5/13$155
Non-stop flights to San Antonio from Illinois
Discover non-stop flight options from Illinois to San Antonio. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 2,633,403 searches. Data last updated mayo 13, 2024.
Take a look at some of the direct flights traveling from Illinois to San Antonio in the near future. Search for alternative flights from Illinois to San Antonio by utilizing the search form above.
jue. 6/139:55 amSTL - SAT
Nonstop2h 05mSouthwest
sáb. 6/159:40 amSAT - STL
Nonstop2h 05mSouthwest
Deal found 5/12$304
vie. 5/3110:19 amORD - SAT
Nonstop2h 52mAmerican Airlines
mar. 6/46:25 amSAT - ORD
Nonstop2h 47mAmerican Airlines
Deal found 5/12$333
vie. 5/318:39 pmORD - SAT
Nonstop2h 57mAmerican Airlines
sáb. 6/86:01 amSAT - ORD
Nonstop2h 52mAmerican Airlines
Deal found 5/11$353
sáb. 6/158:10 pmORD - SAT
Nonstop2h 44mAmerican Airlines
mié. 6/266:01 amSAT - ORD
Nonstop2h 52mAmerican Airlines
Deal found 5/12$354
mié. 7/319:50 amORD - SAT
Nonstop2h 55mAmerican Airlines
lun. 8/51:35 pmSAT - ORD
Nonstop2h 56mAmerican Airlines
Deal found 5/12$355
mié. 6/199:45 amORD - SAT
Nonstop2h 52mAmerican Airlines
lun. 6/241:27 pmSAT - ORD
Nonstop2h 53mAmerican Airlines
Deal found 5/12$370
lun. 6/1710:45 pmSTL - SAT
Nonstop2h 05mSouthwest
mié. 6/194:35 pmSAT - STL
Nonstop2h 05mSouthwest
Deal found 5/12$371
lun. 6/38:39 pmORD - SAT
Nonstop2h 57mAmerican Airlines
jue. 6/66:01 amSAT - ORD
Nonstop2h 52mAmerican Airlines
Deal found 5/12$373
mar. 6/48:39 pmORD - SAT
Nonstop2h 57mAmerican Airlines
dom. 6/91:27 pmSAT - ORD
Nonstop2h 53mAmerican Airlines
Deal found 5/12$381
Illinois to San Antonio flights leaving soon
Find last-minute flight options from Illinois to San Antonio for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,633,403 searches. Data last updated mayo 13, 2024.
Users seeking a last-minute flight from Illinois to San Antonio should consider booking one of these fares. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.
jue. 5/237:23 pmSTL - SAT
1 stop25h 57mMultiple Airlines
mar. 5/286:45 amSAT - STL
1 stop28h 01mMultiple Airlines
Deal found 5/12$193
mié. 5/2210:57 pmORD - SAT
2 stops20h 54mSpirit Airlines
mié. 5/296:45 amSAT - ORD
1 stop10h 11mSpirit Airlines
Deal found 5/12$243
lun. 5/2010:14 amORD - SAT
1 stop14h 27mMultiple Airlines
sáb. 5/256:48 pmSAT - ORD
1 stop10h 12mMultiple Airlines
Deal found 5/12$250
mié. 5/229:36 amORD - SAT
1 stop11h 39mSpirit Airlines
mié. 5/296:45 amSAT - ORD
1 stop10h 11mSpirit Airlines
Deal found 5/12$259
dom. 5/197:23 pmSTL - SAT
1 stop25h 27mFrontier
sáb. 5/256:48 pmSAT - STL
1 stop15h 25mFrontier
Deal found 5/13$259
jue. 5/235:01 amMDW - SAT
1 stop27h 22mFrontier
lun. 5/279:50 pmSAT - MDW
1 stop8h 00mFrontier
Deal found 5/13$261
mié. 5/227:20 amORD - SAT
2 stops29h 45mSpirit Airlines
vie. 5/318:41 pmSAT - ORD
1 stop9h 59mSpirit Airlines
Deal found 5/12$269
mié. 5/225:50 pmORD - SAT
1 stop29h 53mMultiple Airlines
vie. 5/3110:20 pmSAT - ORD
1 stop30h 40mMultiple Airlines
Deal found 5/12$280
lun. 5/204:05 pmSTL - SAT
1 stop8h 36mMultiple Airlines
vie. 5/2410:20 pmSAT - STL
1 stop11h 53mMultiple Airlines
Deal found 5/11$280
One-way flights to San Antonio from Illinois
Search for one-way flight options from Illinois to San Antonio. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,633,403 searches. Data last updated mayo 13, 2024.
If you're seeking multiple options on one-way flights from Illinois to San Antonio, be sure to check out these deals, which are updated often. Users needing a return flight from Illinois to San Antonio should utilize the search form above.
mié. 6/124:32 pmORD - SAT
1 stop7h 05mSpirit Airlines
Deal found 5/12$53
mar. 6/1111:02 amORD - SAT
1 stop13h 57mSpirit Airlines
Deal found 5/12$56
mié. 6/1211:01 amORD - SAT
2 stops12h 36mSpirit Airlines
Deal found 5/12$64
mar. 5/285:36 pmORD - SAT
1 stop20h 05mSpirit Airlines
Deal found 5/11$69
vie. 5/3110:58 amORD - SAT
1 stop13h 23mSpirit Airlines
Deal found 5/12$71
mié. 5/296:40 pmORD - SAT
1 stop29h 41mSpirit Airlines
Deal found 5/12$72
mié. 5/295:41 pmORD - SAT
2 stops16h 55mSpirit Airlines
Deal found 5/12$73
mar. 6/119:37 pmORD - SAT
2 stops26h 00mSpirit Airlines
Deal found 5/12$78
mar. 5/288:00 amORD - SAT
1 stop24h 23mFrontier
Deal found 5/12$80
Find flights from Illinois to San Antonio within your budget
Customize your flight search to find flights from Illinois 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 2,633,403 searches. Data last updated mayo 13, 2024.
Fly from
Any airport
Fly to
Any airport
Budget
$106 - $281
Route
Depart
Return
Price
Chicago O'Hare IntlSan Antonio
ORD - SAT
ORDSAT
Chicago O'Hare Intl
mar. 9/10
1 stop13h 47m
San Antonio
mié. 9/18
1 stop11h 37m
$106
Chicago O'Hare IntlSan Antonio
ORD - SAT
ORDSAT
Chicago O'Hare Intl
mar. 6/4
1 stop28h 57m
San Antonio
mar. 6/11
1 stop12h 19m
$142
Chicago MidwaySan Antonio
MDW - SAT
MDWSAT
Chicago Midway
jue. 6/6
1 stop9h 46m
San Antonio
sáb. 6/8
1 stop6h 28m
$145
Lambert-St LouisSan Antonio
STL - SAT
STLSAT
Lambert-St Louis
jue. 6/13
1 stop14h 05m
San Antonio
sáb. 6/15
1 stop28h 06m
$146
Lambert-St LouisSan Antonio
STL - SAT
STLSAT
Lambert-St Louis
mié. 6/5
1 stop9h 06m
San Antonio
mié. 6/12
1 stop15h 58m
$150
Moline Quad-CitySan Antonio
MLI - SAT
MLISAT
Moline Quad-City
mié. 9/4
1 stop6h 50m
San Antonio
sáb. 9/7
1 stop5h 52m
$216
Moline Quad-CitySan Antonio
MLI - SAT
MLISAT
Moline Quad-City
sáb. 11/9
1 stop5h 46m
San Antonio
dom. 11/17
1 stop4h 29m
$225
Chicago O'Hare IntlSan Antonio
ORD - SAT
ORDSAT
Chicago O'Hare Intl
mié. 7/10
1 stop16h 55m
San Antonio
vie. 7/12
1 stop25h 59m
$232
Moline Quad-CitySan Antonio
MLI - SAT
MLISAT
Moline Quad-City
mié. 9/4
2 stops8h 14m
San Antonio
sáb. 9/7
1 stop7h 08m
$281
No data available for this route at this time. Please check back soon.
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 mayo 13, 2024.
Read reviews from past customers who have flown Spirit Airlines, Frontier and Delta from Illinois to San Antonio. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
6,054 reviews
Food
7.3
Overall
8.2
Boarding
8.3
Comfort
8.1
Entertainment
7.8
Crew
8.7
Reviews
1 / 10
Love flying Southwest. The coolest crew, quickest flight, and just smooth altogether.
Southwest
6,054 reviews
Southwest
6,054 reviews
Food
7.3
Overall
8.2
Boarding
8.3
Comfort
8.1
Entertainment
7.8
Crew
8.7
Reviews
1 / 10
Love flying Southwest. The coolest crew, quickest flight, and just smooth altogether.
9,144 reviews
Southwest
6,054 reviews
Food
7.3
Overall
8.2
Boarding
8.3
Comfort
8.1
Entertainment
7.8
Crew
8.7
Reviews
1 / 10
Love flying Southwest. The coolest crew, quickest flight, and just smooth altogether.
10,736 reviews
Southwest
6,054 reviews
Food
7.3
Overall
8.2
Boarding
8.3
Comfort
8.1
Entertainment
7.8
Crew
8.7
Reviews
1 / 10
Love flying Southwest. The coolest crew, quickest flight, and just smooth altogether.
10,980 reviews
Southwest
6,054 reviews
Food
7.3
Overall
8.2
Boarding
8.3
Comfort
8.1
Entertainment
7.8
Crew
8.7
Reviews
1 / 10
Love flying Southwest. The coolest crew, quickest flight, and just smooth altogether.
14,608 reviews
Southwest
6,054 reviews
Food
7.3
Overall
8.2
Boarding
8.3
Comfort
8.1
Entertainment
7.8
Crew
8.7
Reviews
1 / 10
Love flying Southwest. The coolest crew, quickest flight, and just smooth altogether.
Related info for your journey
Find useful and relevant information for your journey from Illinois to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Illinois to San AntonioSee prices for flight routes from nearby airports that may be better suited for you.
See prices for flight routes from nearby airports that may be better suited for you.
Top 5 airlines flying from Illinois to San Antonio
Discover the top 5 airlines that operate flights from Illinois 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 2,633,403 searches. Data last updated mayo 13, 2024.
Search flights from Illinois to San Antonio by cabin class
Find flights from Illinois to San Antonio, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Hourly flight availability from Illinois to San Antonio
Find hourly flight availability from Illinois 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 mayo 13, 2024.
| 1%of flight departures | Early morningMidnight to 6 am |
|---|---|
| 27%of flight departures | Morning6 am to noon |
| 0%of flight departures | AfternoonNoon to 6 pm |
| 72%of flight departures | Evening6 pm to midnight |
Midnight
6 AM
Noon
6 PM
Book a flight to one of these trending destinations
User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
Fly with Cheapflights
Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Illinois to San Antonio?
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Why should you use Cheapflights to find cheap flight tickets from Illinois to San Antonio?
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