Flights from San Francisco to Chicago
Compare 800+ airlines · Book direct · No Mubboo fees
From $148 · Prices update daily
We don't sell anything. We compare — you choose the best deal.
The quick answer
Flights from San Francisco to Chicago start around $148 round-trip. Airlines on this route include: Alaska Airlines, Frontier Airlines. Cheapest month: July; peak: October (about +68%).
Price calendar — next 60 days
★ Cheapest: $148 on Tue, Jul 21 · AS
Lowest return fares · Prices update daily · Final price confirmed at booking
Price calendar — San Francisco to Chicago
Month-by-month lowest fares. Green = cheapest dates.
Flying to Chicago? Compare from other US cities
Sometimes a nearby airport is cheaper. See Chicago fares from other departure cities.
United States essentials
🇺🇸 Domestic flight — no passport required
Domestic flight — no passport required for US citizens. Bring REAL ID for security.
Full Chicago visa guide →🆘 Emergency
911
💱 Currency
US Dollar ($)
🕐 Time zone
UTC−5 to −10
🗣️ Language
English
🔌 Plugs
Type A/B · 120V
🚗 Driving
Right side
💡 Tipping
Expected — 15–20% at restaurants
📞 Dial code
+1
Entry rules can change — always confirm with official sources before booking.
Stay connected in Chicago
Skip roaming fees — get a local eSIM before you land. Works in 200+ countries and activates instantly, so you’re online the moment you touch down.
Travel insurance
Protect your San Francisco to Chicago trip against delays, cancellations, and medical emergencies. US travelers can compare plans from top insurers.
Airport transfer in Chicago
Pre-book your ride into Chicago. Fixed price, meet & greet, and a driver waiting at arrivals — no meter anxiety after a long flight.
Flight delayed or cancelled?
If your San Francisco to Chicago flight was delayed more than 3 hours or cancelled, you may be entitled to up to €600 in compensation under EU/UK rules — even if you flew a non-EU airline. Free to check, no win no fee.
More resources
San Francisco to Chicago — frequently asked
How much is a flight from San Francisco to Chicago?+
Fares start around $148 round-trip, ranging up to about $248 in peak periods. Prices update daily across 800+ airlines.
What is the cheapest month to fly San Francisco to Chicago?+
July typically has the lowest fares, while October is the most expensive (around +68%).
Are there direct flights from San Francisco to Chicago?+
This route is usually served by connecting flights. Use the search above to check for any direct options on your dates.
Which airlines fly from San Francisco to Chicago?+
Carriers on this route include Alaska Airlines, Frontier Airlines. Compare them side by side in the search above.
Mubboo earns a commission when you book through our links. This does not affect the prices you see or our recommendations. Final prices are confirmed on the booking site.