Find a great deal and save up to 8% by booking at least 8 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Illinois to San Diego within the next two weeks, with the cheapest ticket starting at $288.
Due to multiple factors, expect to potentially pay more when booking in March. For low rates, September can be a great choice for travel to San Diego. Flights to San Diego from Illinois in September are about $400 on average during September, but can be found for as low as $150.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to San Diego as you normally would.
Fly from
Fly to
Budget
$115 - $259
Route
Depart
Return
Price
Chicago O'Hare IntlSan Diego
ORD - SAN
ORDSAN
Chicago O'Hare Intl
Tue 8/20
1 stop13h 14m
San Diego
Tue 8/27
1 stop13h 33m
Chicago O'Hare IntlSan Diego
ORD - SAN
ORDSAN
Chicago O'Hare Intl
Wed 8/21
1 stop13h 14m
San Diego
Tue 8/27
1 stop13h 33m
Chicago MidwaySan Diego
MDW - SAN
MDWSAN
Chicago Midway
Tue 9/10
1 stop9h 29m
San Diego
Sun 9/15
1 stop10h 31m
Chicago O'Hare IntlSan Diego
ORD - SAN
ORDSAN
Chicago O'Hare Intl
Tue 9/10
1 stop7h 29m
San Diego
Sat 9/14
1 stop6h 06m
Lambert-St LouisSan Diego
STL - SAN
STLSAN
Lambert-St Louis
Mon 8/12
1 stop10h 33m
San Diego
Mon 8/26
1 stop11h 37m
Chicago O'Hare IntlSan Diego
ORD - SAN
ORDSAN
Chicago O'Hare Intl
Wed 8/21
1 stop13h 14m
San Diego
Mon 8/26
1 stop13h 33m
Chicago O'Hare IntlSan Diego
ORD - SAN
ORDSAN
Chicago O'Hare Intl
Tue 8/20
1 stop14h 40m
San Diego
Mon 8/26
1 stop13h 33m
Lambert-St LouisSan Diego
STL - SAN
STLSAN
Lambert-St Louis
Sun 6/30
1 stop8h 29m
San Diego
Thu 7/11
1 stop5h 41m
Greater PeoriaSan Diego
PIA - SAN
PIASAN
Greater Peoria
Wed 9/11
1 stop7h 00m
San Diego
Mon 9/16
1 stop8h 43m
No data available for this route at this time. Please check back soon.
Overall
Comfort
Entertainment
Boarding
Crew
Food
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Overall
Comfort
Entertainment
Boarding
Crew
Food
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Overall
Comfort
Entertainment
Boarding
Crew
Food
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Overall
Comfort
Entertainment
Boarding
Crew
Food
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Overall
Comfort
Entertainment
Boarding
Crew
Food
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Overall
Comfort
Entertainment
Boarding
Crew
Food
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Frontier | Cheapest$117 | Average$212 | FlexibilityNo cancel fee | On-time62% |
Delta | Cheapest$118 | Average$391 | FlexibilityNo cancel fee | On-timeN/A |
Spirit Airlines | Cheapest$125 | Average$219 | FlexibilityNo cancel fee | On-time65% |
American Airlines | Cheapest$185 | Average$506 | FlexibilityNo cancel fee | On-time71% |
United Airlines | Cheapest$218 | Average$523 | FlexibilityNo cancel fee | On-time69% |
Alaska Airlines | Cheapest$296 | Average$472 | FlexibilityNo cancel fee | On-time75% |
6%of flight departures | Early morningMidnight to 6 am |
---|---|
21%of flight departures | Morning6 am to noon |
64%of flight departures | AfternoonNoon to 6 pm |
9%of flight departures | Evening6 pm to midnight |