prices we've seen · United States fares · USD
The cheapest one-way fare from Atlanta (ATL) to San Francisco (SFO) we have seen is $100 USD, departing Dec 1, 2026 (seen Nov 7, 2026): Frontier F9 3097, 2 stops, 17h 41m.
Cheapest · One wayseen Nov 7
$100 USD
Frontier F9 3097 · Dec 1 · 2 stops · 17h 41m
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Checked Nov 11
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Each day's cheapest fare we've seen, nonstop and with stops. Cheapest first.
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Compared with Atlanta → San Francisco: $100 one way (Dec 1).
Marketing carriers; the operating airline is shown by the seller.
The cheapest one-way fare from Atlanta (ATL) to San Francisco (SFO) we have seen is $100 USD, departing Dec 1, 2026 (seen Nov 7, 2026): Frontier F9 3097, 2 stops, 17h 41m.
Nonstop fares were seen on 2 of the 2 departure dates; carriers seen: Frontier.
By month, Dec 2026 is the cheapest we've seen at $100 USD and Nov 2026 the most expensive at $181 USD — a spread of 81%.
It is the cheapest fare we've seen for that date; the date beside it is the day it was seen, or our last check. We look again at least once a day for the routes people search, and stop showing a route's prices two days after our last look. The seller's page shows the price right now.
By price and duration only; commission never enters the order. Cheapest means cheapest among the fares we've seen for this route. A click that books may earn a2bflight a commission from the seller; the price you see is the seller's own. See how we rank and what we keep.