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Cheap flights Boise — Phoenix

Boise (BOI, US) Phoenix (PHX, US)
from $139 1 186 km ~1h 54m 6 flights found 4 airlines cheapest on Sunday
Reverse route
How many travellers?
Adults
12+ years
1
Children
2–11 years
0
Infants
under 2
0
Choose your departure date
Cheapest: $139 on 19.12.2026
Prices shown are from searches by other travellers over the last 24 hours. Missing a date? Click any day — we'll find tickets anyway.
November 2026
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December 2026
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January 2027
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Prices found for 2 of 90 days. Prices update as more travellers search. Click any date to search live.
Depart
—
Return
—
Cheapest flights found
20 Dec 2026, Sun
Southwest Airlines WN 2393
00:50
BOI Boise Air Terminal (Gowen Field)
07:55
PHX Phoenix Sky Harbor International Airport
7h 5m 2 stops
Farehutz
$139
View this ticket
20 Dec 2026, Sun
Alaska Airlines AS 3095
02:09
BOI Boise Air Terminal (Gowen Field)
04:30
PHX Phoenix Sky Harbor International Airport
2h 21m Direct
Farehutz
$159
View this ticket
Route characteristics
Distance
1 186 km
Flight time
1h 54m
Time difference
+0h
Minimum price
from $139 (19.12.2026)
Average price
$139
Maximum price
$139
Departures per week
1
Cheapest day
Sunday
Departure airports (1)
BOI Boise Air Terminal (Gowen Field)
Arrival airports (2)
AZA Phoenix-Mesa Gateway Airport PHX Phoenix Sky Harbor International Airport
Airlines (4)
WN Southwest Airlines G4 Allegiant Air AS Alaska Airlines F9 Frontier Airlines
Agencies (3)
Farehutz Farera Wowtickets
Airlines — cheapest prices 4
Southwest Airlines
Southwest Airlines
Low-cost 1 flights · 1 days
$139
Allegiant Air
Allegiant Air
Low-cost 1 flights · 1 days
$150
Alaska Airlines
Alaska Airlines
3 flights · 3 days
$159
Frontier Airlines
Frontier Airlines
Low-cost 1 flights · 1 days
$180
Where to buy tickets 3
Farehutz
2 tickets · 1 days
from $139
Farera
2 tickets · 2 days
from $150
Wowtickets
2 tickets · 2 days
from $196
Airports

From — Boise (1)

  • BOI Boise Air Terminal (Gowen Field)

To — Phoenix (2)

  • AZA Phoenix-Mesa Gateway Airport
  • PHX Phoenix Sky Harbor International Airport
Other destinations from Boise
Sacramento
US
Ontario
US
Everett
US
Portland
US
Pierre
US
Pasco
US
Pullman
US
Rapid City
US
Tirana
AL
Salt Lake City
US
San Jose
US
Tucson
US
Frequently asked questions about the route Boise — Phoenix
How long is the flight from Boise to Phoenix?
Approximate flight time — 1h 54m. This is an average for a direct flight. With connections, the time may be longer.
What is the distance from Boise to Phoenix?
The straight-line distance — 1 186 km.
How much do flights from Boise to Phoenix cost?
The minimum price over 3 months — from $139 on 19.12.2026.
What is the average ticket price?
The average price — $139. Range: $139 — $139.
What is the time difference between Boise and Phoenix?
The difference — +0h.
From which airports does Boise operate flights?
From Boise: BOI (Boise Air Terminal (Gowen Field)).
To which airports in Phoenix do flights arrive?
To Phoenix: AZA (Phoenix-Mesa Gateway Airport), PHX (Phoenix Sky Harbor International Airport).
Which airlines fly this route?
This route is served by 4 airlines: Southwest Airlines, Allegiant Air, Alaska Airlines, Frontier Airlines.
Are there direct flights?
Yes, there are direct flights. Minimum direct price — from $159. Total direct flights found: 1.
Which day of the week is cheapest?
The cheapest day of the week — Sunday.
When is the best time to buy tickets?
Optimal — 1–3 months before departure. Check the calendar above — it shows the best dates.
How do I book flights?
Click "View this ticket" on any flight card — you'll be redirected to the booking page with this specific ticket pre-selected.
About the route Boise — Phoenix

Flights Boise — Phoenix is a popular route. The straight-line distance is 1 186 km. Flight time 1h 54m. Time difference +0h.

From Boise (BOI) flights depart from 1 airport: BOI. To Phoenix (PHX) — 2 arrival airports: AZA, PHX.

4 airlines operate on this route: Southwest Airlines, Allegiant Air, Alaska Airlines, Frontier Airlines.

The minimum price for the next 3 months — from $139 (19.12.2026). The cheapest dates are highlighted in the calendar above.

The average ticket price — $139, ranging from $139 to $139. Book 1–3 months in advance to get the best deals.

Cheapest day to fly — Sunday.

Other destinations in United States from Boise
Sacramento
US
Everett
US
Portland
US
Pierre
US
Pasco
US
Pullman
US
Rapid City
US
San Jose
US

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