Flight Deals from Chicago O Hare Airport to San Francisco from $106

A direct flight from Chicago (ORD) to San Francisco (SFO) typically lasts about 4 hours 15 minutes. Flights with layovers usually take between 6 and 8 hours depending on the connection duration and location.

Yes. Non-stop flights from Chicago to San Francisco are available daily, with a typical duration of around 4 hours 30 minutes. United Airlines and Alaska Airlines are the primary carriers offering this service. Non-stop flights generally cost 10-20% more than one-stop options, which usually involve a single layover and can extend total travel time by 1 to 2 hours.

San Francisco International Airport offers multiple ground transportation options. The BART train connects the airport to downtown San Francisco in about twenty minutes and is the most popular and cost-effective choice. Taxis and ride-share services like Uber and Lyft are available outside all terminals, providing convenient door-to-door service in approximately twenty to thirty minutes depending on traffic. Car rentals are available at the airport for regional travel but are less practical for city center trips due to parking costs and traffic congestion. Shuttle services are also available but generally less preferred than BART and ride-shares. Most travelers opt for the BART train for its speed and affordability.

Fares are usually lowest from January through March and in late fall. Midweek afternoon flights often cost less; booking about six to nine weeks ahead is advisable.

Reserve your tickets six to twelve weeks in advance for most travel times and twelve to sixteen weeks during summer and holiday peaks.

Yes. Chicago to San Francisco offers red‑eye flights that depart late evening and arrive early morning, allowing travelers to maximize daytime activities.

United Airlines and American Airlines offer non‑stop flights. One‑stop options include Delta, Alaska, and Southwest via various hubs.

Common layovers are Denver, Dallas Fort Worth, Salt Lake City and Denver, offering broad connections and efficient transfers.

On‑time departure rates are generally good, but afternoon flights may experience delays during peak times. Booking early morning flights, especially with United Airlines, can improve the chances of on-time departure.

September to October offer mild weather and fewer tourists.

For domestic flights from Chicago to San Francisco, carry a valid state-issued ID or Real ID, a boarding pass, payment method for baggage, and proof of return or onward travel if required. Vaccination certificates are not generally required for domestic flights.

San Francisco International Airport is the primary choice, offering extensive domestic and international flights, and is located about 13 miles south of downtown near attractions like the Bay Area. It mainly serves major alliances and business travelers.

The CTA Blue Line train is the fastest and most popular way, taking about 40 min from downtown Chicago. Rideshares and taxis are quicker but more expensive. Shuttle services and parking are also available.

San Francisco International Airport has the Grand Hyatt SFO connected directly to the International Terminal and the Westin nearby, accessible by shuttle. There are also sleeping pods and lounges available at various terminals.

San Francisco International Airport offers currency exchange offices in all terminals, prayer rooms in Terminals 1, 2, and 3, and free Wi‑Fi throughout the airport.

Chicago O’Hare provides wheelchair assistance and accessible restrooms; request 48 hours in advance. San Francisco International offers mobility support, family rest areas, and play zones; also arrange assistance 48 hours ahead.

Common aircraft include Boeing 737‑800, Boeing 757 and Airbus A320 family. Airlines like United and Alaska offer Wi‑Fi on this route.

This route is primarily served by domestic airlines outside alliances; within alliances, United (Star Alliance) and American (oneworld) operate flights.

Afternoon flights on weekdays typically have lower fares than morning or evening departures.

At Chicago O'Hare, the United Club and American Admirals Club in Terminal 2, and the Alaska Lounge in Terminal 7, offer amenities like complimentary snacks, Wi-Fi, and showers. Access requires a first or business class ticket, elite status, or membership; some lounges offer day passes.

Baggage allowances on Chicago to San Francisco flights depend on the airline and fare class. Basic economy tickets may not include checked bags, while standard economy typically includes one checked bag and a carry‑on. Premium cabins offer more generous allowances.

Flights from Chicago to San Francisco generally include Economy, Premium Economy on select airlines, and flat‑bed Business class.

Policies vary by airline and fare class; flexible tickets and premium cabins typically allow same‑day changes or standby, while lower fares often do not.