cached prices · United States fares · USD
The cheapest one-way fare from San Diego to San Francisco we have seen is $18 USD, departing Oct 20 (found Sep 20): Frontier F9 3383, Nonstop, 1h49m.
Cheapest seen · One wayfound Sep 20
$18 USD
Frontier F9 3383 · Oct 20 · Nonstop · 1h49m
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Cheapest round trip seen
$41 USD
Frontier F9 3381 · Oct 31 → Nov 3 · Nonstop · 3h36m in all, both ways
about this route
By month, Oct 2026 is the cheapest we hold at $18 USD and Aug 2027 the most expensive at $285 USD — a spread of 1483%.
Nonstop fares are held for 13 of the 13 departure dates seen; carriers seen: Alaska Airlines, Frontier, United.
SAN serves San Diego, United States; SFO serves San Francisco, United States.
San Diego and San Francisco keep the same clock.
by month
Sep 2026
$44 USD
checked Sep 25
Oct 2026
$18 USD
checked Sep 25
Nov 2026
$50 USD
checked Sep 25
Dec 2026
$46 USD
checked Sep 25
Jan 2027
$45 USD
checked Sep 25
May 2027
$71 USD
checked Sep 25
Aug 2027
$285 USD
checked Sep 25
by date
13 rows held, cheapest first — the cheapest nonstop and the cheapest with stops seen for each departure date.
Oct 20 · 15:14 SAN
F93383Nonstop · 1h49m
found Sep 20 · baggage and fare rules are shown by the seller — this price is the cached fare only
a2bflight may earn a commission from the seller if you book after this click; the price you see is the seller's and does not change. How we rank, what we keep.
Oct 31 · 10:56 SAN
F93381Nonstop · 1h55m
found Sep 20 · baggage and fare rules are shown by the seller — this price is the cached fare only
a2bflight may earn a commission from the seller if you book after this click; the price you see is the seller's and does not change. How we rank, what we keep.
Oct 24 · 15:14 SAN
F93383Nonstop · 1h49m
found Sep 23 · baggage and fare rules are shown by the seller — this price is the cached fare only
a2bflight may earn a commission from the seller if you book after this click; the price you see is the seller's and does not change. How we rank, what we keep.
Oct 23 · 15:14 SAN
F93383Nonstop · 1h49m
found Sep 20 · baggage and fare rules are shown by the seller — this price is the cached fare only
a2bflight may earn a commission from the seller if you book after this click; the price you see is the seller's and does not change. How we rank, what we keep.
Oct 26 · 15:14 SAN
F93383Nonstop · 1h49m
found Sep 19 · baggage and fare rules are shown by the seller — this price is the cached fare only
a2bflight may earn a commission from the seller if you book after this click; the price you see is the seller's and does not change. How we rank, what we keep.
Sep 29 · 10:28 SAN
F93381Nonstop · 1h57m
found Sep 25 · baggage and fare rules are shown by the seller — this price is the cached fare only
a2bflight may earn a commission from the seller if you book after this click; the price you see is the seller's and does not change. How we rank, what we keep.
Oct 25 · 07:50 SAN
AS755Nonstop · 1h47m
found Sep 23 · baggage and fare rules are shown by the seller — this price is the cached fare only
a2bflight may earn a commission from the seller if you book after this click; the price you see is the seller's and does not change. How we rank, what we keep.
Oct 9 · 15:14 SAN
F93383Nonstop · 1h49m
found Sep 24 · baggage and fare rules are shown by the seller — this price is the cached fare only
a2bflight may earn a commission from the seller if you book after this click; the price you see is the seller's and does not change. How we rank, what we keep.
Oct 1 · 10:28 SAN
F93381Nonstop · 1h57m
found Sep 21 · baggage and fare rules are shown by the seller — this price is the cached fare only
a2bflight may earn a commission from the seller if you book after this click; the price you see is the seller's and does not change. How we rank, what we keep.
Oct 5 · 10:28 SAN
F93381Nonstop · 1h57m
found Sep 25 · baggage and fare rules are shown by the seller — this price is the cached fare only
a2bflight may earn a commission from the seller if you book after this click; the price you see is the seller's and does not change. How we rank, what we keep.
Oct 2 · 10:28 SAN
F93381Nonstop · 1h57m
found Sep 22 · baggage and fare rules are shown by the seller — this price is the cached fare only
a2bflight may earn a commission from the seller if you book after this click; the price you see is the seller's and does not change. How we rank, what we keep.
Sep 26 · 13:38 SAN
F93383Nonstop · 1h55m
found Sep 25 · baggage and fare rules are shown by the seller — this price is the cached fare only
a2bflight may earn a commission from the seller if you book after this click; the price you see is the seller's and does not change. How we rank, what we keep.
Oct 4 · 10:28 SAN
F93381Nonstop · 1h57m
found Sep 24 · baggage and fare rules are shown by the seller — this price is the cached fare only
a2bflight may earn a commission from the seller if you book after this click; the price you see is the seller's and does not change. How we rank, what we keep.
round trips
The cheapest out-and-back pairs the cache holds, any dates.
Oct 31 → Nov 3 · 10:56 SAN
F93381Nonstop · 3h36m in all, both ways
found Sep 21 · baggage and fare rules are shown by the seller — this price is the cached fare only
a2bflight may earn a commission from the seller if you book after this click; the price you see is the seller's and does not change. How we rank, what we keep.
Oct 31 → Nov 2 · 10:56 SAN
F93381Nonstop · 3h36m in all, both ways
found Sep 21 · baggage and fare rules are shown by the seller — this price is the cached fare only
a2bflight may earn a commission from the seller if you book after this click; the price you see is the seller's and does not change. How we rank, what we keep.
Oct 30 → Nov 2 · 10:48 SAN
F93381Nonstop · 3h36m in all, both ways
found Sep 20 · baggage and fare rules are shown by the seller — this price is the cached fare only
a2bflight may earn a commission from the seller if you book after this click; the price you see is the seller's and does not change. How we rank, what we keep.
Oct 23 → Oct 24 · 15:14 SAN
F93383Nonstop · 3h43m in all, both ways
found Sep 20 · baggage and fare rules are shown by the seller — this price is the cached fare only
a2bflight may earn a commission from the seller if you book after this click; the price you see is the seller's and does not change. How we rank, what we keep.
Oct 16 → Oct 17 · 15:14 SAN
F93383Nonstop · 3h43m in all, both ways
found Sep 20 · baggage and fare rules are shown by the seller — this price is the cached fare only
a2bflight may earn a commission from the seller if you book after this click; the price you see is the seller's and does not change. How we rank, what we keep.
Nov 2 → Nov 5 · 10:56 SAN
F93381Nonstop · 3h36m in all, both ways
found Sep 21 · baggage and fare rules are shown by the seller — this price is the cached fare only
a2bflight may earn a commission from the seller if you book after this click; the price you see is the seller's and does not change. How we rank, what we keep.
Oct 30 → Nov 1 · 10:48 SAN
F93381Nonstop · 3h36m in all, both ways
found Sep 20 · baggage and fare rules are shown by the seller — this price is the cached fare only
a2bflight may earn a commission from the seller if you book after this click; the price you see is the seller's and does not change. How we rank, what we keep.
Oct 9 → Oct 11 · 15:14 SAN
F93383Nonstop · 3h31m in all, both ways
found Sep 20 · baggage and fare rules are shown by the seller — this price is the cached fare only
a2bflight may earn a commission from the seller if you book after this click; the price you see is the seller's and does not change. How we rank, what we keep.
Oct 2 → Oct 4 · 10:28 SAN
F93381Nonstop · 3h45m in all, both ways
found Sep 20 · baggage and fare rules are shown by the seller — this price is the cached fare only
a2bflight may earn a commission from the seller if you book after this click; the price you see is the seller's and does not change. How we rank, what we keep.
carriers
Marketing carriers; the operating airline is shown by the seller.
questions
more routes
Return: Flights from San Francisco (SFO) to San Diego (SAN) →Every route from San Diego →Every route to San Francisco →
Other destinations with a cached fare from this origin, cheapest first.
Other origins with a cached fare to this destination, cheapest first.