Chicago To San Francisco Flight Time & Schedules

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How Much Time Does It Take to Fly from Chicago to San Francisco?

A nonstop flight from Chicago to San Francisco usually takes around 4 hours 28 minutes. The scheduled duration may vary slightly depending on the airline, aircraft type, weather conditions, air traffic and the flight path used on the day.

Passengers can also choose connecting flights between Chicago and San Francisco, although these take longer than nonstop services. Total travel time depends on the connecting airport, waiting period and overall itinerary.

Estimated Journey Time from Chicago to San Francisco

The fastest way to travel between Chicago and San Francisco is by taking a nonstop flight. Direct flights typically take around 4 hours 28 minutes.

The actual time spent in the air can vary slightly due to factors such as wind direction, air traffic congestion and changes to the planned route. Airlines may also adjust scheduled times based on operational requirements.

Flights on the main Chicago–San Francisco route connect:

Chicago O’Hare International Airport (ORD) → San Francisco International Airport (SFO)

A nonstop journey between these airports generally takes around 4 hours 28 minutes.

San Francisco International Airport is located south of downtown San Francisco and serves as a major gateway for domestic and international travel across Northern California.

Some travellers heading to the Bay Area may also consider Oakland International Airport (OAK).

Flights from Chicago to Oakland may be available depending on airline schedules. Journey times can vary based on whether the service is nonstop or requires a connection.

Oakland Airport can be a convenient alternative for passengers travelling to destinations on the eastern side of the San Francisco Bay Area.

Chicago to San Francisco Flight Time by Arrival Airport

Arrival Airport	Route Code	Estimated Flight Time
San Francisco International Airport	ORD–SFO	Around 4 hrs 28 mins nonstop

Flight times are approximate and may change depending on the airline schedule, weather conditions, air traffic and operational factors.

Airlines Operating Flights from Chicago to San Francisco

American Airlines

United Airlines

Alaska Airlines

Southwest Airlines

Time Difference Between Chicago and San Francisco

San Francisco is two hours behind Chicago throughout the year.

Chicago operates on Central Time, while San Francisco follows Pacific Time. Since both cities observe daylight saving time, the two-hour time difference stays the same throughout the year.

For example, when it is 10:00 AM in Chicago, it is 8:00 AM in San Francisco.

Flight schedules display departure and arrival times according to the local time zone of each airport, so travellers should consider the two-hour difference when planning their journey.

Explore More Flight Times & Routes

Planning beyond this route? Explore more flight times, distances, and travel durations using our tools below.

Start with our Flight Time Calculator to estimate journey times worldwide, or browse average travel times from your departure city using the Chicago Flight Times.