$335 Find Cheap Flights from San Francisco to Decatur - Compare and Save

Flights from San Francisco to Decatur usually depart from San Francisco (SFO) and arrive at Decatur Arpt (DEC).

Only Economy Class is available on flights from San Francisco to Decatur.

Most connecting flights from San Francisco to Decatur pass through Chicago O'Hare Intl (ORD), which handles 100% of one-stop traffic on this route. Other layover airports each see under 5%.

Yes. Being flexible with your travel dates can save you up to 66% on the San Francisco to Decatur route. Wednesday is the cheapest departure day at $349 round-trip on average, while Monday is the most expensive at $998, a difference of $649. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $454 to $1,386. That means the highest observed fare was about 3x higher than the lowest one.

One-way fares from San Francisco to Decatur are currently higher than usual. Average one-way flight prices are about $692, which is 24% above the typical average for this route.

Decatur is 2 hours ahead of San Francisco (Central Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

Round-trip flights from San Francisco to Decatur range from $476 to $532, with an average of $479 over the past 12 months. Anything below $476 counts as a good deal.