
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $272 (Kiwi.com) |
One-way from | $48 (Expedia) |
Popular in | March |
Cheapest in | August |
Average price | $367 |
Good round-trip deal | $347 or less |
Good one-way deal | $183 or less |
Fly from
Fly to
Route
Depart
Return
Price
ChicagoSan Antonio
ORD - SAT
ORDSAT
Chicago O'Hare Intl
Wed 4/1
7:45 pm-10:53 pm
Nonstop3h 08m
San Antonio
Tue 4/7
5:30 pm-8:26 pm
Nonstop2h 56m
ChicagoSan Antonio
ORD - SAT
ORDSAT
Chicago O'Hare Intl
Wed 3/11
5:40 am-10:47 am
1 stop5h 07m
San Antonio
Sat 3/21
5:24 pm-8:23 pm
Nonstop2h 59m
ChicagoSan Antonio
ORD - SAT
ORDSAT
Chicago O'Hare Intl
Wed 3/4
9:05 am-12:22 pm
Nonstop3h 17m
San Antonio
Sat 3/7
7:00 pm-12:26 am
1 stop5h 26m
ChicagoSan Antonio
ORD - SAT
ORDSAT
Chicago O'Hare Intl
Thu 3/26
8:03 pm-11:15 pm
Nonstop3h 12m
San Antonio
Wed 4/1
6:49 am-9:44 am
Nonstop2h 55m
ChicagoSan Antonio
ORD - SAT
ORDSAT
Chicago O'Hare Intl
Fri 4/3
9:15 am-12:24 pm
Nonstop3h 09m
San Antonio
Mon 4/6
5:30 pm-8:26 pm
Nonstop2h 56m
ChicagoSan Antonio
ORD - SAT
ORDSAT
Chicago O'Hare Intl
Fri 5/15
5:32 pm-9:30 am
1 stop15h 58m
San Antonio
Mon 5/18
10:26 am-11:16 pm
2 stops12h 50m
ChicagoSan Antonio
ORD - SAT
ORDSAT
Chicago O'Hare Intl
Wed 3/4
8:00 pm-11:12 pm
Nonstop3h 12m
San Antonio
Sun 3/8
7:00 am-9:50 am
Nonstop2h 50m
ChicagoSan Antonio
ORD - SAT
ORDSAT
Chicago O'Hare Intl
Tue 4/7
7:45 am-6:15 pm
2 stops10h 30m
San Antonio
Mon 4/13
5:45 am-3:00 pm
2 stops9h 15m
ChicagoSan Antonio
ORD - SAT
ORDSAT
Chicago O'Hare Intl
Tue 7/14
11:15 am-7:36 pm
1 stop8h 21m
San Antonio
Sat 7/18
5:00 pm-7:50 pm
Nonstop2h 50m
ChicagoSan Antonio
ORD - SAT
ORDSAT
Chicago O'Hare Intl
Thu 6/25
12:45 pm-3:38 pm
Nonstop2h 53m
San Antonio
Sat 6/27
7:00 pm-12:10 am
1 stop5h 10m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
The best time to book flights from Chicago O'Hare Intl Airport to San Antonio is 41 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Currently, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to San Antonio (average of $59). Flying from Chicago O'Hare Intl Airport to San Antonio in September is currently the most expensive (average of $154). 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.
A simple way to save on the total cost of your ticket is to fly from Chicago O'Hare Intl Airport to San Antonio in the afternoon. If you’re flexible enough to do this you can expect to save up to 16% on your trip compared to booking a flight in the evening.
Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to San Antonio flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Orlando (MCO) – chosen by Cheapflights users on 50% of 1-stop itineraries from Chicago O'Hare Intl Airport to San Antonio on Cheapflights.
Los Angeles (LAX) is the most affordable 1-stop option, with an average round-trip price of $236.
Flights via Orlando (MCO) have the shortest average one-way travel time for 1-stop routes: 9h 22m.
Flights via Orlando (MCO) offer the fastest connection on this route, with an average layover time of 2h 57m.
Boarding
Food
Comfort
Overall
Entertainment
Crew
Reviews
Mike,Aug 2025
OKC - AUS
Boarding
Food
Comfort
Overall
Entertainment
Crew
Reviews
Mike,Aug 2025
OKC - AUS
Boarding
Food
Comfort
Overall
Entertainment
Crew
Reviews
Mike,Aug 2025
OKC - AUS
Boarding
Food
Comfort
Overall
Entertainment
Crew
Reviews
Mike,Aug 2025
OKC - AUS
Boarding
Food
Comfort
Overall
Entertainment
Crew
Reviews
Mike,Aug 2025
OKC - AUS
Boarding
Food
Comfort
Overall
Entertainment
Crew
Reviews
Mike,Aug 2025
OKC - AUS
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$101 | Average$188 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$167 | Average$259 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$203 | Average$431 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$203 | Average$584 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$214 | Average$383 | FlexibilityNo cancel fee | On-time71% |