Southwest Airlines flights from BOI to PHX
Find comprehensive Southwest Airlines flight information, schedules, and booking details for direct flights from BOI to PHX. Southwest Airlines operates 5-12 flights daily flights on this route.• Flight Duration: 2h 00m - 2h 31m (average flight time)• Distance: 739 miles (1189 km) (air miles between airports)• Daily Flights: 5-12 flights (scheduled departures per day)
BOI
PHX
FLIGHT TIME
2h 00m - 2h 31m
FLIGHT DISTANCE
739 miles (1189 km)
2h 5m - 2h 15m
05:35
16:25
739 miles (1189 km)
March
1 (Show)
61
Southwest Airlines Flight Schedule from BOI to PHX
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
WN334 |  Southwest Airlines | 05:35 | 07:50:00 | Boeing 737-800 (winglets) Passenger/BBJ2 |
WN1391 | Southwest Airlines | 13:05 | 15:10:00 | Boeing 737-700 (winglets) Passenger/BBJ1 |
WN1395 | Southwest Airlines | 16:25 | 18:30:00 | Boeing 737MAX 8 Passenger |
Southwest Airlines Monthly Flight Calendar
December 2025
Route Insights
Duration variability: Flight duration on this route can vary based on aircraft type, wind conditions, and airline scheduling. Average duration is 2h 00m - 2h 31m.
Pricing patterns: March typically offers lower prices due to reduced demand outside peak travel seasons.
Best departure times: Peak departure times are 5:00, 13:00, 16:00, offering more flight options and potentially better connections.
BOI - PHX flight price statistics
$299
ApproximateThe numbers are average prices found based on user searches for direct flights between the airports. It's calculated from the cheapest prices found per month for a round-trip with 1 adult and can vary depending on the amount of data we have for this particular route.
$311
Jan$162
Feb$151
Mar$449
Apr$515
May$272
Jun$263
Jul$181
Aug$224
Sep$198
Oct$338
Nov$518
DecSouthwest Airlines Terminal Information
Terminal information for Southwest Airlines on this route is currently being updated. Please check back soon or contact the airports directly for terminal details.
Frequently Asked Questions about Southwest Airlines Flights
How many Southwest Airlines flights operate from BOI to PHX?
Southwest Airlines operates 3 flights from BOI to PHX.
What city does PHX airport serve?
PHX airport serves Phoenix.
How long is the Southwest Airlines flight from BOI to PHX?
The flight duration is approximately 2h 00m - 2h 31m.
What is the distance from BOI to PHX?
The distance is 739 miles (1189 km).
What aircraft does Southwest Airlines use on this route?
Southwest Airlines uses Boeing 737-800 (winglets) Passenger/BBJ2, Boeing 737-700 (winglets) Passenger/BBJ1, Boeing 737MAX 8 Passenger on this route.
Which other airlines operate on this route?
2 other airlines operate on this route: American Airlines, Alaska Airlines.
What are the earliest and latest Southwest Airlines flight departure times?
The earliest Southwest Airlines flight departs at 05:35 and the latest departs at 16:25.
What is the cheapest month to fly Southwest Airlines from BOI to PHX?
March is typically the cheapest month to fly Southwest Airlines on this route.
What is the average price for a Southwest Airlines flight from BOI to PHX?
The average price for a round-trip Southwest Airlines flight on this route is approximately $299. Prices can vary based on booking time and demand.
How many Southwest Airlines flights operate per week on this route?
Southwest Airlines operates approximately 61 flights per week from BOI to PHX.