Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
Cheapest Prices for Phoenix International flights by month
At the present moment the cheapest month to fly to Phoenix International is currently May; with July being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.
When is the best time to fly to Phoenix International?
Choose a month below to see average flight price and weather conditions.
LAS - SYX
$385 - $1773
80.6 - 89.6 °F
0.43 - 10.83 inches
May is typically the best time to fly to Phoenix International, but there are other times where great deals are available. If weather is an important factor for you when considering when to fly to Phoenix International, the warmest period tends to be May, with the wettest being September.