To save on the cost of your flight from San Antonio to Illinois, book at least 45 days before your planned departure. Booking around this time can save you about 91% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $429 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $637.
Flights from San Antonio to Illinois lean towards being more expensive in March. Prices are generally better when you fly from San Antonio to Illinois in February, with the cheapest ticket starting at $129.
When flying from San Antonio to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Fly from
Fly to
Budget
$96 - $259
Route
Depart
Return
Price
San AntonioChicago O'Hare Intl
SAT - ORD
SATORD
San Antonio
Wed 5/15
1 stop12h 34m
Chicago O'Hare Intl
Tue 5/21
1 stop17h 54m
San AntonioChicago Midway
SAT - MDW
SATMDW
San Antonio
Mon 5/13
1 stop14h 00m
Chicago Midway
Tue 5/21
1 stop17h 38m
San AntonioChicago O'Hare Intl
SAT - ORD
SATORD
San Antonio
Sat 5/18
1 stop10h 12m
Chicago O'Hare Intl
Tue 5/21
1 stop21h 49m
San AntonioChicago Midway
SAT - MDW
SATMDW
San Antonio
Wed 5/15
1 stop7h 56m
Chicago Midway
Tue 5/21
1 stop17h 38m
San AntonioChicago O'Hare Intl
SAT - ORD
SATORD
San Antonio
Wed 5/22
1 stop11h 54m
Chicago O'Hare Intl
Wed 5/29
1 stop13h 22m
San AntonioChicago O'Hare Intl
SAT - ORD
SATORD
San Antonio
Mon 5/13
1 stop6h 56m
Chicago O'Hare Intl
Wed 5/22
1 stop13h 22m
San AntonioChicago O'Hare Intl
SAT - ORD
SATORD
San Antonio
Tue 5/14
2 stops33h 50m
Chicago O'Hare Intl
Tue 5/21
1 stop29h 40m
San AntonioMoline Quad-City
SAT - MLI
SATMLI
San Antonio
Sun 6/16
1 stop5h 12m
Moline Quad-City
Sat 6/22
1 stop5h 37m
San AntonioChicago O'Hare Intl
SAT - ORD
SATORD
San Antonio
Tue 5/7
Nonstop2h 47m
Chicago O'Hare Intl
Thu 5/9
Nonstop2h 57m
No data available for this route at this time. Please check back soon.
Entertainment
Food
Crew
Comfort
Overall
Boarding
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Entertainment
Food
Crew
Comfort
Overall
Boarding
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Entertainment
Food
Crew
Comfort
Overall
Boarding
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Entertainment
Food
Crew
Comfort
Overall
Boarding
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Entertainment
Food
Crew
Comfort
Overall
Boarding
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Entertainment
Food
Crew
Comfort
Overall
Boarding
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
28%of flight departures | Early morningMidnight to 6 am |
---|---|
18%of flight departures | Morning6 am to noon |
54%of flight departures | AfternoonNoon to 6 pm |
0%of flight departures | Evening6 pm to midnight |
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