Cheapest one-way flights from Seattle to Phoenix in December from $125

Best time to book flights for Seattle (SEA) to Phoenix (PHX) flights at AirHint

AirHint found the following cheapest one-way flights from Seattle (SEA) to Phoenix (PHX) in December 2024 (see full year).

One-Way flights

31 Dec Frontier Airlines
30 Dec Frontier Airlines
31 Dec Alaska Airlines direct
26 Dec Frontier Airlines
27 Dec Frontier Airlines direct
25 Dec Frontier Airlines direct
30 Dec Frontier Airlines direct
24 Dec Frontier Airlines
29 Dec Frontier Airlines
28 Dec Frontier Airlines

Also check the deals for return flights from Seattle to Phoenix in December.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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