Route guide

Seattle to Phoenix (SEA-PHX): Nonstop Upgrade & Award Space

American Airlines, Alaska Airlines, Inc., Delta Air Lines, Southwest Airlines, and United Airlines fly nonstop between Seattle (SEA) and Phoenix (PHX), roughly 118 times a week. Because so many carriers compete on this route, premium seats turn over daily, and upgrade or award space can open and close within hours. 2LNR tracks confirmed availability on every SEA to PHX departure, so you know which flights have space before you book.

Data current as of July 21, 2026, refreshed on an ongoing basis as new schedules and seats are confirmed.

See SEA to PHX on the interactive map Get started free
118
Nonstop flights a week
1,107 mi
Nonstop distance
Free
To get started

Confirmed upgrade & award space on every SEA to PHX departure

2LNR tracks confirmed upgrade and award availability on American, Delta, and Alaska and across 30 airlines, segment by segment, date by date. Open the calendar for Seattle to Phoenix to see which departures have real space, or watch the route and get alerted when space opens.

See real availability

Confirmed upgrade and award seats on each SEA to PHX departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See SEA to PHX on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Seattle to Phoenix nonstop

Carriers operating SEA to PHX nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

  • American Airlines
  • Alaska Airlines, Inc.
  • Delta Air Lines
  • Southwest Airlines
  • United Airlines
See SEA to PHX on the interactive map →

Frequently asked questions about SEA to PHX

How far is Phoenix from Seattle?
SEA to PHX covers about 1,107 miles nonstop. Flight times vary by aircraft and season; each scheduled departure on this page lists its own times.
Which airlines fly nonstop from SEA to PHX?
American Airlines, Alaska Airlines, Inc., Delta Air Lines, Southwest Airlines, and United Airlines fly the route nonstop. 2LNR tracks confirmed upgrade and award space on all five of them.
How many flights a week are there from SEA to PHX?
About 118 nonstop flights a week run between Seattle and Phoenix in the current schedule, operated by American Airlines, Alaska Airlines, Inc., Delta Air Lines, Southwest Airlines, and United Airlines. Frequency shifts by season; the calendar on this page reflects what's currently scheduled.
How do I check upgrade or award availability on SEA to PHX?
Open the SEA to PHX calendar on this page to see confirmed upgrade and award space by date. You can also set an alert on the Seattle to Phoenix route, and 2LNR will notify you when space opens. It's free to start.

Never miss SEA to PHX upgrade or award space

Track confirmed availability, set alerts, and book with confidence. Free to start, no credit card required.

Get started free