Cheap Flights from Chicago to San Francisco
Looking for cheap flights from Chicago to San Francisco? You've come to the right place. Flighko compares flight prices from over 200 airlines and travel agencies to help you find the best deals. Whether you're planning a business trip, vacation, or visiting family, we make it easy to find affordable Chicago to San Francisco flights.
Flight prices from Chicago (ORD) to San Francisco (SFO) start from just $140 for a round trip. The average flight time is approximately 4h 15m, making this a convenient route for both short getaways and extended travel.
Our flight search engine scans hundreds of booking sites simultaneously, so you never have to waste time comparing prices manually. Simply enter your travel dates and let Flighko do the work. We show you real-time prices from all major airlines, including budget carriers and full-service airlines, so you can choose the option that best fits your budget and preferences.
How to Find Cheap Flights from Chicago to San Francisco
Finding affordable flights doesn't have to be complicated. Here are some proven tips to help you score the best deals on Chicago to San Francisco flights:
- Book in advance: For the best prices, book your flight 2-3 months before departure. Last-minute bookings typically cost 20-40% more.
- Be flexible with dates: Flying mid-week (Tuesday or Wednesday) can save you 15-25% compared to weekend flights. Use Flighko's flexible date search to see prices across the entire month.
- Compare airlines: Don't settle for the first price you see. Flighko compares prices from 200+ airlines, including budget carriers like Ryanair, AirAsia, and Spirit, as well as full-service airlines.
- Set price alerts: Not ready to book yet? Set a price alert on Flighko and we'll notify you when fares drop for your desired route.
- Consider nearby airports: Sometimes flying into or out of a nearby airport can save you hundreds of dollars. Check prices for alternate airports on Flighko.
- Travel during off-peak seasons: Avoid peak travel times like holidays and school breaks. Shoulder season travel (just before or after peak) often offers the best balance of good weather and low prices.
Airlines Flying from Chicago to San Francisco
Multiple airlines operate flights on the Chicago to San Francisco route, giving you plenty of options to choose from. Whether you prefer budget carriers for the lowest prices or full-service airlines for added comfort, Flighko helps you compare all available options in one place.
Major airlines serving this route include both direct and connecting flight options. By comparing prices across all carriers, you can save up to 40% on your booking. Flighko also shows you baggage fees, seat selection costs, and other hidden charges so you know the true cost of your flight before you book.
Best Time to Fly from Chicago to San Francisco
Timing is everything when it comes to finding cheap flights. Here's what you need to know about the best time to fly from Chicago to San Francisco:
- Cheapest month: Prices are typically lowest during off-peak seasons. Avoid major holidays and school vacation periods for the best deals.
- Best day to book: Studies show that Tuesday and Wednesday often have the lowest airfares. Book on these days for potential savings of 15-25%.
- Advance booking window: For domestic flights, book 1-3 months in advance. For international flights, book 2-5 months ahead for the best prices.
- Time of day: Early morning and late-night flights are often cheaper than midday departures. If your schedule allows, consider these off-peak time slots.
Set a price alert on Flighko to monitor fare changes for your Chicago to San Francisco route. We'll notify you when prices drop, so you can book at the perfect moment.
Flight Route Information
- Origin: Chicago (ORD) — O'Hare International Airport
- Destination: San Francisco (SFO) — San Francisco International Airport
- Flight Time: 4h 15m
- Distance: Approximately 1,500 miles
- Price From: $140 (round trip)