✈ SFO → ORD

SAN FRANCISCO → CHICAGO IN 4H 17M. PACK SNACKS. PACK PATIENCE.

Flight time
4h 17m
Distance
1,842 mi
Or
2,964 km
Jet lag
2h

Flight from San Francisco to Chicago

From SFO (SFO), USA North America  →  O'Hare (ORD), USA North America

↔ Flying the other way? Chicago → San Francisco

How long is the flight from San Francisco to Chicago?

A nonstop flight from San Francisco (SFO) to Chicago (ORD) takes about 4 hours 17 minutes, covering a great-circle distance of 1,842 miles (2,964 km). Actual scheduled time varies by airline, routing, and wind — expect ±15 to 30 minutes from this estimate.

Avg flight time

4h 17m

Nonstop, scheduled

Distance

1,842 mi

2,964 km · great-circle

Avg speed

693 km/h

Door-to-door including taxi

Time zones & jet lag

San Francisco timezone

UTC-7

America/Los_Angeles

Chicago timezone

UTC-5

America/Chicago

Time difference

+2h

2 hours ahead

Jet lag (rough)

~2d

Eastward — worse

CO₂ footprint per passenger

Economy class, single passenger. Source: DEFRA 2024 averages.

✈ Flight 362 kg CO₂
🚗 Car (alone) 507 kg CO₂
🚆 Train 122 kg CO₂

This flight emits roughly the CO₂ of an equivalent train trip and 0.7× a car driven alone over the same distance.