Flights from San Diego to Chicago
Find and compare San Diego to Chicago flights below: airline choices, nonstop availability, flight time and the months that usually offer the best value.
San Diego to Chicago flights overview
Fares on the San Diego to Chicago route move daily with demand, sales and seat availability, so BookingTrolley compares live prices from several suppliers in one place. Based on this route's seasonal pattern, fares average roughly ر.س 1,653.75 over the year. Nov tends to be the cheapest month to fly (around ر.س 1,380.00), while Jun is usually the most expensive at about ر.س 2,051.25 — a swing of roughly 49%.
A direct San Diego to Chicago flight spans roughly 2,768 km and takes about 3.4 hours in the air. Both full-service and low-cost carriers serve this corridor; BookingTrolley compares their published fares so you can weigh price against flight time and baggage.
Frequently asked questions about flying from San Diego to Chicago
Tuesday and Wednesday are typically the cheapest days to fly from San Diego to Chicago, with Friday and Sunday departures often priced higher. BookingTrolley fare analysis on similar international routes shows mid-week savings of 10–20% compared with peak weekend travel.
Air India, Thai Airways, and regional carriers commonly compete on fares from San Diego (SAN) to Chicago (ORD). BookingTrolley compares published fares across airlines on this route so travelers can see which carrier is cheapest for their dates.
Economy round-trip flights from San Diego to Chicago usually start between $300 and $600 depending on season, with sales and mid-week departures at the lower end. BookingTrolley tracks live fares on the SAN–ORD corridor from multiple suppliers.
The flying time from San Diego to Chicago is about 3.4 hours nonstop, covering roughly 2,768 km between SAN and ORD. BookingTrolley schedules show connecting itineraries take longer depending on layover length.
November through February is peak tourist season for many destinations including Chicago, while shoulder months often pair good weather with lower airfare. BookingTrolley price trends on the San Diego to Chicago route show the steepest fare rises around major holidays and school breaks.
Use BookingTrolley's flexible-date fare comparison for San Diego (SAN) to Chicago (ORD) to see which departure and return days cost least. Shifting travel by one or two days and avoiding Friday–Sunday peaks is one of the fastest ways to cut the ticket price on this route.
Find cheap flights on popular routes
Explore fares from San Diego, into Chicago, and on related corridors with BookingTrolley.
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