cached prices · United States fares · USD
The cheapest one-way fare from Portland to Las Vegas we have seen is $148 USD, departing Sep 30 (found Sep 24): Alaska Airlines AS 1394, 1 stop, 6h15m.
Cheapest seen · One wayfound Sep 24
$148 USD
Alaska Airlines AS 1394 · Sep 30 · 1 stop · 6h15m
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Cheapest round trip seen
$249 USD
Frontier F9 1106 · Oct 29 → Nov 1 · 1 stop · 29h55m in all, both ways
about this route
By month, Sep 2026 is the cheapest we hold at $148 USD and Oct 2026 the most expensive at $206 USD — a spread of 39%.
Nonstop fares are held for 3 of the 3 departure dates seen; carriers seen: Alaska Airlines, Frontier, United, Southwest Airlines.
PDX serves Portland, United States; LAS serves Las Vegas, United States.
Portland and Las Vegas keep the same clock.
by month
Sep 2026
$148 USD
checked Sep 25
Oct 2026
$206 USD
checked Sep 25
by date
6 rows held, cheapest first — the cheapest nonstop and the cheapest with stops seen for each departure date.
Sep 30 · 10:33 PDX
AS13941 stop · 6h15m
found Sep 24 · baggage and fare rules are shown by the seller — this price is the cached fare only
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Sep 30 · 09:04 PDX
AS1403Nonstop · 2h22m
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.
Sep 27 · 11:02 PDX
F945001 stop · 5h10m
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 4 · 11:02 PDX
F945001 stop · 5h10m
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 4 · 13:03 PDX
UA751Nonstop · 5h28m
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.
Sep 27 · 12:24 PDX
F91106Nonstop · 2h19m
found Sep 24 · baggage and fare rules are shown by the seller — this price is the cached fare only
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round trips
The cheapest out-and-back pairs the cache holds, any dates.
Nov 2 → Nov 4 · 09:00 PDX
UA11142 stops · 12h54m in all, both ways
found Sep 20 · baggage and fare rules are shown by the seller — this price is the cached fare only
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Nov 2 → Nov 4 · 12:31 PDX
F91106Nonstop · 4h39m in all, both ways
found Sep 20 · baggage and fare rules are shown by the seller — this price is the cached fare only
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Oct 29 → Nov 1 · 12:31 PDX
F911061 stop · 29h55m in all, both ways
found Sep 20 · baggage and fare rules are shown by the seller — this price is the cached fare only
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Apr 8 → Apr 14 · 10:50 PDX
AS757Nonstop · 4h40m in all, both ways
found Sep 23 · baggage and fare rules are shown by the seller — this price is the cached fare only
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Oct 23 → Oct 25 · 05:30 PDX
WN3328Nonstop · 6h15m in all, both ways
found Sep 25 · baggage and fare rules are shown by the seller — this price is the cached fare only
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Dec 29 → Jan 2 · 07:00 PDX
AS6271 stop · 10h00m in all, both ways
found Sep 22 · baggage and fare rules are shown by the seller — this price is the cached fare only
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Nov 27 → Nov 29 · 13:58 PDX
F91106Nonstop · 4h52m in all, both ways
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.
carriers
Marketing carriers; the operating airline is shown by the seller.
questions
more routes
Every route from Portland →Every route to Las Vegas →
Other destinations with a cached fare from this origin, cheapest first.
Other origins with a cached fare to this destination, cheapest first.