San Diego to Chicago (SAN–ORD) — Airlines, Schedules & Connections
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No nonstop flights on this route. connecting options below.
SAN–ORD is served by 4 airlines with nonstop service. American Airlines, United Airlines and Alaska Airlines lead the route. The flight covers 1,720 miles in approximately 3h 31m. Beyond nonstop, 123 hubs offer 1-stop connections.
Airline Landscape
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| AA American Airlines Also: AY, BA, CX, EI, IB, QR, RJ | 63 | 321, 738 | 3h55-4h35 | Oneworld | AY, BA, CX, EI, IB, QR, RJ | |
| UA United Airlines Also: AC, LH, LX, OS, SN | 42 | 32Q, 739, 752, 7M9 | 3h42-4h29 | Star Alliance | AC, LH, LX, OS, SN | |
| AS Alaska Airlines Also: AY, HA, QR | 27 | 73H, B39M | 3h31-4h26 | Oneworld | AY, HA, QR | |
| SY Sun Country Airlines | 0 | – | – | – | – |
Weekly Schedule Pattern
Connection Landscape
Other ways to reach Chicago from San Diego
| Metric | SAN→ORD | SNA→ORD | PSP→ORD |
|---|---|---|---|
| Distance from SAN | – | 76 mi | 85 mi |
| Nonstop airlines | 4 | 13 | 5 |
| Weekly flights | 270 | 145 | 25 |
| Flight time | 3h 31m | 4h | 3h 56m |
| Departure OTP | 64% | – | – |
Travel Essentials
SAN: PDT · ORD: CDT
When it's 6:00 PM in San Diego, it's 8:00 PM in Chicago.
CTA Blue Line runs 24/7 from O'Hare to downtown Chicago (45 min, $5). Taxis use a flat-rate zone system; downtown is around $40–45 plus tip. Ride-shares are typically $30–50.The Airport Transit System (ATS) connects all terminals and parking. Metra commuter rail does not serve O'Hare directly; transfer downtown via Blue Line.
Continental climate with four distinct seasons. Summers are warm and humid (25–32°C) with afternoon thunderstorms. Winters are cold (−10 to −2°C) with heavy snowfall that regularly delays flights December through March.
Spring and fall are mild but unpredictable. Pack layers. Lake Michigan moderates temperatures near the lakefront, but O'Hare sits inland and runs colder.
SAN–ORD Quick Facts
Frequently Asked Questions
Flights from SAN to ORD
San Diego International Airport (SAN) and Chicago O'Hare International Airport (ORD) are connected by nonstop service from American Airlines, Alaska Airlines, Sun Country Airlines and United Airlines. With 270 weekly departures, this is a heavily served route.
SAN to ORD Flight Duration and Schedule
Nonstop flight time from SAN to ORD ranges from 3 hours 31 minutes to 4 hours 35 minutes. The route covers a distance of 1,720 miles (2,768 km). There are approximately 270 weekly flights outbound and 323 return, totaling 593 flights per week in both directions.
Connecting Options and Alternatives
123 one-stop connections are available, with the fastest taking approximately 4 hours via FTW. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Santa Ana (SNA), Palm Springs (PSP) and Long Beach (LGB).