Frontier Airlines Seattle to Phoenix Flights

Cheapflightsplus.com will find cheap Frontier Airlines flights from Seattle to Phoenix. Compare airline ticket prices and book air tickets starting from $48 from trusted online travel agencies, web sites and directly from airlines. Check flights schedule of Frontier Airlines, arrivals and departure details below.

Find Cheap Airfare Seattle (WA) — Phoenix (AZ) by Frontier 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 may: one-way - $48, two-way – $82.
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Below is a detailed 2024 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
0:59 am — 9:50 am
0:59 am — 4:31 am F9422 Frontier Airlines
Seattle — Denver
3h 19m stop
7:50 am — 9:50 am UA488 United Airlines
Denver — Phoenix
7h 51m
including layover
Find flight
from$94
0:59 am — 9:51 am
0:59 am — 4:31 am F9422 Frontier Airlines
Seattle — Denver
3h 15m stop
7:46 am — 9:51 am F9751 Frontier Airlines
Denver — Phoenix
7h 52m
including layover
Find flight
from$121
10:30 am — 6:19 pm
10:30 am — 1:03 pm F92168 Frontier Airlines
Seattle — Las Vegas
4h 2m stop
5:05 pm — 6:19 pm F92152 Frontier Airlines
Las Vegas — Phoenix
7h 49m
including layover
Find flight
from$52
10:30 am — 6:00 pm
10:30 am — 1:03 pm F92168 Frontier Airlines
Seattle — Las Vegas
3h 44m stop
4:47 pm — 6:00 pm G4618 Allegiant Air
Las Vegas — Phoenix
7h 30m
including layover
Find flight
from$73
1:51 pm — 7:11 am
+1 day
1:51 pm — 5:32 pm F9142 Frontier Airlines
Seattle — Denver
12h 48m stop
6:20 am — 7:11 am F9755 Frontier Airlines
Denver — Phoenix
17h 20m
including layover
Find flight
from$57
1:51 pm — 9:18 am
+1 day
1:51 pm — 5:32 pm F9142 Frontier Airlines
Seattle — Denver
14h 48m stop
8:20 am — 9:18 am AA1404 American Airlines
Denver — Phoenix
19h 27m
including layover
Find flight
from$68
2:00 pm — 9:45 pm
2:00 pm — 5:41 pm F9142 Frontier Airlines
Seattle — Denver
3h 14m stop
8:55 pm — 9:45 pm WN1323 Southwest Airlines
Denver — Phoenix
7h 45m
including layover
Find flight
from$77
2:10 pm — 0:09 am
+1 day
2:10 pm — 5:53 pm F9142 Frontier Airlines
Seattle — Denver
4h 22m stop
10:15 pm — 0:09 am UA716 United Airlines
Denver — Phoenix
8h 59m
including layover
Find flight
from$63
3:10 pm — 10:56 pm
3:10 pm — 6:57 pm F9144 Frontier Airlines
Seattle — Denver
3h 3m stop
10:00 pm — 10:56 pm F9757 Frontier Airlines
Denver — Phoenix
7h 46m
including layover
Find flight
from$52
6:19 pm — 10:45 am
+1 day
6:19 pm — 10:10 pm F9144 Frontier Airlines
Seattle — Denver
11h 38m stop
9:48 am — 10:45 am F9751 Frontier Airlines
Denver — Phoenix
16h 26m
including layover
Find flight
from$51
6:19 pm — 6:55 am
+1 day
6:19 pm — 10:10 pm F9144 Frontier Airlines
Seattle — Denver
7h 50m stop
6:00 am — 6:55 am AA1404 American Airlines
Denver — Phoenix
12h 36m
including layover
Find flight
from$62
7:24 pm — 6:02 pm
+1 day
7:24 pm — 11:09 pm F9142 Frontier Airlines
Seattle — Denver
18h stop
5:09 pm — 6:02 pm AA1301 American Airlines
Denver — Phoenix
22h 38m
including layover
Find flight
from$62
7:29 pm — 10:52 am
+1 day
7:29 pm — 11:14 pm F9142 Frontier Airlines
Seattle — Denver
10h 45m stop
9:59 am — 10:52 am F9751 Frontier Airlines
Denver — Phoenix
15h 23m
including layover
Find flight
from$52
8:50 am — 11:51 pm
+1 day
8:50 am — 12:37 pm F9144 Frontier Airlines
Seattle — Denver
10h 22m stop
10:59 pm — 11:51 pm F9753 Frontier Airlines
Denver — Phoenix
15h 1m
including layover
Find flight
from$48
8:50 am — 4:46 pm
8:50 am — 12:37 pm F9144 Frontier Airlines
Seattle — Denver
3h 12m stop
3:49 pm — 4:46 pm UA2249 United Airlines
Denver — Phoenix
7h 56m
including layover
Find flight
from$68
9:30 am — 6:43 pm
9:30 am — 1:22 pm F9142 Frontier Airlines
Seattle — Denver
4h 27m stop
5:49 pm — 6:43 pm F9753 Frontier Airlines
Denver — Phoenix
9h 13m
including layover
Find flight
from$52
9:30 am — 4:46 pm
9:30 am — 1:22 pm F9142 Frontier Airlines
Seattle — Denver
2h 27m stop
3:49 pm — 4:46 pm UA2249 United Airlines
Denver — Phoenix
7h 16m
including layover
Find flight
from$62
*Departure and arrival times are local. Last updated on 04/27/2024

Flight Information

There are 33 flights by Frontier 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 0:55 am to 9:30 am. Nonstop flight is 6h 7m. The time difference between Seattle and Phoenix is 1h.

  • The fastest flight 6h 7m
  • Average flight time 11h 34m
  • The earliest flight 0:55 am
  • The latest flight 9:30 am
  • Distance 1107 ml

The cheapest flight by Frontier Airlines that our users were able to find is $48. This airfare is economy class on one-way F9144 flight for September 6, 2020 leaving Seattle-Tacoma Intl in Seattle at 8:50 am, it includes all taxes and additional fees.

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Other Popular Airlines on the Route

Besides Frontier Airlines there are other 8 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 81 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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