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
$95 - $274
Route
Depart
Return
Price
San AntonioChicago O'Hare Intl
SAT - ORD
SATORD
San Antonio
Wed 5/29
1 stop9h 21m
Chicago O'Hare Intl
Wed 6/5
1 stop7h 05m
San AntonioChicago O'Hare Intl
SAT - ORD
SATORD
San Antonio
Tue 5/14
2 stops34h 10m
Chicago O'Hare Intl
Tue 5/28
1 stop29h 41m
San AntonioChicago O'Hare Intl
SAT - ORD
SATORD
San Antonio
Wed 5/29
2 stops25h 57m
Chicago O'Hare Intl
Wed 6/5
1 stop7h 05m
San AntonioChicago O'Hare Intl
SAT - ORD
SATORD
San Antonio
Tue 5/14
2 stops34h 10m
Chicago O'Hare Intl
Tue 5/28
2 stops22h 33m
San AntonioChicago O'Hare Intl
SAT - ORD
SATORD
San Antonio
Sat 6/1
1 stop12h 52m
Chicago O'Hare Intl
Wed 6/5
1 stop7h 05m
San AntonioLambert-St Louis
SAT - STL
SATSTL
San Antonio
Wed 5/15
1 stop16h 50m
Lambert-St Louis
Sun 5/19
1 stop25h 27m
San AntonioChicago O'Hare Intl
SAT - ORD
SATORD
San Antonio
Wed 8/21
1 stop15h 44m
Chicago O'Hare Intl
Sun 8/25
1 stop13h 01m
San AntonioMoline Quad-City
SAT - MLI
SATMLI
San Antonio
Wed 6/12
1 stop7h 49m
Moline Quad-City
Tue 6/18
1 stop6h 42m
San AntonioChicago O'Hare Intl
SAT - ORD
SATORD
San Antonio
Mon 7/1
1 stop24h 26m
Chicago O'Hare Intl
Thu 7/4
1 stop15h 25m
No data available for this route at this time. Please check back soon.
Boarding
Comfort
Entertainment
Overall
Crew
Food
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Boarding
Comfort
Entertainment
Overall
Crew
Food
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Boarding
Comfort
Entertainment
Overall
Crew
Food
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Boarding
Comfort
Entertainment
Overall
Crew
Food
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Boarding
Comfort
Entertainment
Overall
Crew
Food
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Boarding
Comfort
Entertainment
Overall
Crew
Food
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
35%of flight departures | Early morningMidnight to 6 am |
---|---|
21%of flight departures | Morning6 am to noon |
44%of flight departures | AfternoonNoon to 6 pm |
0%of flight departures | Evening6 pm to midnight |
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