United Airlines Seattle to Phoenix Flights

Return flight: Phoenix – Seattle

Cheapflightsplus.com will find cheap United Airlines flights from Seattle to Phoenix. Compare airline ticket prices and book air tickets starting from $151 from trusted online travel agencies, web sites and directly from airlines. Check flights schedule of United Airlines, arrivals and departure details below.

Find Cheap Airfare Seattle (WA) — Phoenix (AZ) by United Airlines

To find cheap tickets choose a day of your departure with attractive price on the graph below and click «Find flights». For round trip flights please click «Check prices for return flight». The cheapest airfare is in december: one-way - $151, two-way – $259.
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Below is a detailed 2025 flight schedule for today, tomorrow and all other days. It may vary depending on season and a day of the week of your desired trip. We recommend booking your itinerary at least 2 weeks prior your travel to get the best price and availability by the airline.
Departure Arrival Flight Details Flight Time Price
12:35 pm — 9:28 pm
12:35 pm — 4:17 pm UA1483 United Airlines
Seattle — Denver
3h 8m stop
7:25 pm — 9:28 pm UA594 United Airlines
Denver — Phoenix
7h 53m
including layover
Find flight
from$151
12:50 pm — 9:59 pm
12:50 pm — 3:09 pm UA1509 United Airlines
Seattle — San Francisco
3h 46m stop
6:55 pm — 9:59 pm UA1126 United Airlines
San Francisco — Phoenix
8h 9m
including layover
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from$151
3:18 pm — 11:00 pm
3:18 pm — 7:00 pm UA757 United Airlines
Seattle — Denver
1h 57m stop
8:57 pm — 11:00 pm UA1236 United Airlines
Denver — Phoenix
6h 42m
including layover
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from$151
3:25 pm — 9:59 pm
3:25 pm — 5:44 pm UA589 United Airlines
Seattle — San Francisco
1h 11m stop
6:55 pm — 9:59 pm UA1126 United Airlines
San Francisco — Phoenix
5h 34m
including layover
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from$151
5:00 am — 1:32 pm
5:00 am — 8:43 am UA2269 United Airlines
Seattle — Denver
2h 47m stop
11:30 am — 1:32 pm UA1110 United Airlines
Denver — Phoenix
7h 32m
including layover
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from$151
5:25 pm — 11:58 pm
5:25 pm — 8:12 pm UA2397 United Airlines
Seattle — Los Angeles
1h 18m stop
9:30 pm — 11:58 pm UA2198 United Airlines
Los Angeles — Phoenix
5h 33m
including layover
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from$151
6:15 am — 1:28 pm
6:15 am — 9:02 am UA1571 United Airlines
Seattle — Los Angeles
1h 58m stop
11:00 am — 1:28 pm UA1841 United Airlines
Los Angeles — Phoenix
6h 13m
including layover
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from$151
6:15 am — 1:32 pm
6:15 am — 9:01 am UA1571 United Airlines
Seattle — Los Angeles
2h 2m stop
11:03 am — 1:32 pm UA502 United Airlines
Los Angeles — Phoenix
6h 17m
including layover
Find flight
from$172
7:05 am — 2:08 pm
7:05 am — 9:25 am UA1403 United Airlines
Seattle — San Francisco
1h 39m stop
11:04 am — 2:08 pm UA246 United Airlines
San Francisco — Phoenix
6h 3m
including layover
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from$151
7:05 am — 7:36 pm
7:05 am — 9:25 am UA1403 United Airlines
Seattle — San Francisco
7h 7m stop
4:32 pm — 7:36 pm UA1561 United Airlines
San Francisco — Phoenix
11h 31m
including layover
Find flight
from$227
9:00 am — 6:08 pm
8:30 am — 12:14 pm UA1829 United Airlines
Seattle — Denver
3h 22m stop
4:15 pm — 6:16 pm UA2249 United Airlines
Denver — Phoenix
8h 8m
including layover
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from$151
9:00 am — 3:24 pm
8:30 am — 12:14 pm UA1829 United Airlines
Seattle — Denver
42m stop
1:40 pm — 3:40 pm UA2057 United Airlines
Denver — Phoenix
5h 24m
including layover
Find flight
from$151
*Departure and arrival times are local. Last updated on 12/21/2024

Flight Information

There are 29 flights by United Airlines from Seattle to Phoenix every week with departures from Seattle-Tacoma Intl, Boeing Field International Airport, Kenmore Air Harbor SPB. All flights arrive at Sky Harbor Intl, Phoenix-Deer Valley, Luke AFB, Scottsdale Municipal, Williams Gateway.

Departures start from 12:35 pm to 9:20 am. Nonstop flight is 5h 24m. The time difference between Seattle and Phoenix is 1h.

  • The fastest flight 5h 24m
  • Average flight time 7h 33m
  • The earliest flight 12:35 pm
  • The latest flight 9:20 am
  • Distance 1107 ml

The cheapest months for traveling to Phoenix are january (from 151 $), february (from 151 $), december (from 236 $).

The most expensive and popular months are november (from 258 $), december (from 236 $), february (from 151 $).

The cheapest flight by United Airlines that our users were able to find is $151. This airfare is economy class on one-way UA1829 flight for February 1, 2025 leaving Seattle-Tacoma Intl in Seattle at 9:00 am, it includes all taxes and additional fees.

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Other Popular Airlines on the Route

Besides United Airlines there are other 5 airline carriers between Seattle and Phoenix. Please review schedules and prices from the most popular airlines to find the best airfare deals from Seattle to Phoenix.

Nonstop flights

There are 9 direct flights every day from Seattle. Airlines and fares are below:

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Connecting Flights

List of flights with layovers (1 and more stops):

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How to book an air ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected airfare.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

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