Which airlines fly nonstop from San Francisco to Chicago?

Aer Lingus, American Airlines, Southwest Airlines, United Airlines.

How long is the flight from San Francisco to Chicago?

About 4h 05m nonstop, over 2,965 km.

On flights from the EU, or to the EU on an EU airline, you may be owed up to €400 per person for a delay of 3 hours or more, or a late cancellation.

4 airlines fly this route nonstop, about 4h 05m in the air.

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Prices updated 13 November 2026.

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Delays, gate changes, landing: by text or email. Included in the free week.

See what you're owed, up to €400 on this route, and get a ready letter.

Which airlines fly nonstop from San Francisco to Chicago?: Aer Lingus, American Airlines, Southwest Airlines, United Airlines.
How long is the flight from San Francisco to Chicago?: About 4h 05m nonstop, over 2,965 km.
What if my flight is delayed or cancelled?: On flights from the EU, or to the EU on an EU airline, you may be owed up to €400 per person for a delay of 3 hours or more, or a late cancellation.