Chicago to San Francisco

1 ways to travelfastest 5h 33mfly from €77
Photo: Joshua Sortino / Unsplash

How the cheapest fare moved

Aug 13: €86 €86 Aug 6 Aug 13 low €77 · high €169

Departure-day prices · April 2029 Chicago → San Francisco

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Return-day prices · April 2029 San Francisco → Chicago

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Best time to visit San Francisco — climate

Jan: ~15°C daytime, 2 rainy days 15° JanFeb: ~15°C daytime, 11 rainy days 15° FebMar: ~15°C daytime, 12 rainy days 15° MarApr: ~17°C daytime, 3 rainy days 17° AprMay: ~19°C daytime, 1 rainy days 19° MayJun: ~18°C daytime, 0 rainy days 18° JunJul: ~17°C daytime, 0 rainy days 17° JulAug: ~20°C daytime, 0 rainy days 20° AugSep: ~21°C daytime, 2 rainy days 21° SepOct: ~20°C daytime, 4 rainy days 20° OctNov: ~17°C daytime, 9 rainy days 17° NovDec: ~13°C daytime, 10 rainy days 13° Dec

Best value: Sep — fares from €77 and ~21°C daytime.

Flights from Chicago to San Francisco start around €77 (typically 1 stop). Range seen recently: €77–87, based on 3 fares found by travellers.

Fly (from €77)
5h 33mduration
€77–87recent fares
Book
Cheapest cached fares Chicago → San Francisco; typically 1 stop (e.g. F9). · Based on 3 fares found by travellers in the last 48h

Cheapest round trips to San Francisco

Fares found by travellers in the last 48 hours — refreshed daily.

Aug 30 – Sep 26 Allegiant Air · 1 stop · 5h 29m €207 Book
Sep 10 – Sep 13 Frontier Airlines · 1 stop · 7h 23m €210 Book
Sep 4 – Sep 7 American Airlines · Direct · 4h 43m €240 Book
Apr 15 – Apr 17 Alaska Airlines · 1 stop · 6h 08m €279 Book
Apr 15 – Apr 18 Alaska Airlines · 1 stop · 6h 05m €279 Book
Aug 19 – Aug 21 Frontier Airlines · 1 stop · 7h 19m €300 Book
Aug 20 – Aug 22 Frontier Airlines · 1 stop · 7h 19m €328 Book
Aug 21 – Aug 23 Frontier Airlines · 1 stop · 7h 19m €331 Book

Weather in San Francisco

Thu 🌦️ 20° 14° 💧1%
Fri 🌫️ 19° 14° 💧2%
Sat ☁️ 20° 15° 💧1%
Sun ☁️ 22° 14° 💧0%
Mon ☁️ 21° 14° 💧1%
Tue ☁️ 19° 15° 💧0%
Wed ☁️ 20° 14° 💧1%

Where to stay in San Francisco

3★+ hotels from €92/night (40 hotels sampled, ~3 weeks out).

Palihotel San Francisco hotel · San Francisco
from €92/night★ 4
Executive Hotel Vintage Court hotel · San Francisco
from €100/night★ 3
Chancellor Hotel on Union Square hotel · San Francisco
from €106/night★ 3

Good to know

Time difference-2h
Time in the air4h 43m

Things to do in San Francisco

Top-rated tours and tickets from €53 — book ahead for the popular ones.

Tours and tickets provided by Viator (a Tripadvisor company). Some links earn Stayonomy a commission.

About San Francisco

The centerpiece of the Bay Area, San Francisco is one of the most visited cities in the world, and with good reason. The cultural center of northern California, San Francisco is renowned for its mixture of scenic beauty and unique culture that makes it one of the most vibrant and desirable cities in the nation, if not the world. Sandwiched between the San Francisco Bay and the Pacific Ocean on a small square of land seven miles (11 km) on each side, San Francisco offers a wealth of treasures for the visitor, from the windswept and often foggy b…

Read the full San Francisco guide

Guide content from Wikivoyage contributors (CC BY-SA).

Round out the trip

Popular from Chicago

Cheapest destinations travellers searched recently — refreshed daily.

Flight prices are real fares travellers found in the last 48 hours, refreshed daily — the booking site confirms the final price. Train, bus and ferry fares are shown on the operators' booking sites. Weather data by Open-Meteo; exchange rates: ECB reference. Data updated 2026-08-13. Some links earn Stayonomy a commission at no cost to you.