$43 Find Cheap Frontier Flights from Seattle to Phoenix Sky Harbor Intl Airport

When to Book Flights with Frontier from Seattle to Phoenix Sky Harbor Intl Airport

• How far in advance should I book tickets for a flight with Frontier from Seattle to Phoenix Sky Harbor Intl Airport?

  Generally, when trying to get a below average price for your ticket, try to book around 14 days before departure. For the cheapest possible price, our data suggests booking 49 days before departure.

• Is Frontier the cheapest airline to fly with from Seattle to Phoenix Sky Harbor Intl Airport?

  Yes, based on our data, Frontier is the cheapest airline to fly the route with an average price of $141 return. The next cheapest options are Spirit Airlines and Undisclosed Carrier, with return flights costing on average $142 and $198 respectively.

• What is the cheapest Frontier flight from Seattle to Phoenix Sky Harbor Intl Airport?

  In the last 3 days, the lowest price for a flight with Frontier from Seattle to Phoenix Sky Harbor Intl Airport was $93 for a return flight and $83 for a one-way flight.

• Does Frontier fly direct to Phoenix Sky Harbor Intl Airport from Seattle?

  No, Frontier does not fly the route directly.

• What’s the cheapest day of the week to fly from Seattle to Phoenix Sky Harbor Intl Airport with Frontier?

  On average, the cheapest day of the week to fly from Seattle to Phoenix Sky Harbor Intl Airport with Frontier is Tuesday, when prices are around $21. The most expensive day is generally Saturday, where the average price is around $35.

• What’s the cheapest month to fly from Seattle to Phoenix Sky Harbor Intl Airport with Frontier?

  The cheapest month for Frontier flights to Phoenix Sky Harbor Intl Airport from Seattle is generally August, where plane tickets cost $49 on average. If possible, try to avoid the most expensive months of April and December, where tickets cost $115 and $145 respectively.