Cheap flights from Houston to San Francisco
From 240 USD — compare hundreds of airlines
About this route
Compare flights from Houston to San Francisco, a about 2,642 km route (around 3h 48m nonstop). We gather live prices from hundreds of airlines and agencies so you can find the cheapest and book on the official site, with no hidden fees. Direct flights are available. Airlines such as Copa Airlines, United Airlines, Silk Avia operate this route.
Prices by date
Airlines on this route
FAQ
What's the cheapest month to fly Houston to San Francisco?
It's usually 2026-08, from 86 USD. Use the price calendar to compare other dates.
How long is the flight from Houston to San Francisco?
A nonstop flight takes about 3h 48m and covers around 2,642 km. Connecting itineraries take longer.
Are there direct flights from Houston to San Francisco?
Yes, this route has nonstop flights. Filter by "nonstop" to see them.
Which airlines fly from Houston to San Francisco?
Copa Airlines, United Airlines, Silk Avia operate this route, among others. Compare them all in the results.
When should I book Houston–San Francisco flights?
As a rule of thumb, booking 3–8 weeks ahead and avoiding weekends and holidays tends to give the best prices. Use the calendar to spot the cheapest dates.