Boston to Phoenix

BOSPHX

Fly from Boston to Phoenix starting at USD 121 with Frontier Airlines.Best fare available on Oct 7, 2026.Limited seats. Better plans. Book before it's gone.

Boston to Phoenix cheapest flights this week

2 Sept
Alaska Airlines
08:00BOS
17:33PHX
1 StopUSD 192VIEW DEAL
10 Sept
Alaska Airlines
08:00BOS
17:33PHX
1 StopUSD 191VIEW DEAL
11 Sept
Frontier Airlines
12:54BOS
02:43PHX
2 StopUSD 196VIEW DEAL
12 Sept
Frontier Airlines
12:54BOS
02:43PHX
2 StopUSD 196VIEW DEAL
13 Sept
American Airlines
06:00BOS
14:40PHX
1 StopUSD 253VIEW DEAL
7 Oct
American Airlines
06:30BOS
12:22PHX
DirectUSD 151VIEW DEAL
7 Oct
Southwest Airlines
14:50BOS
23:00PHX
1 StopUSD 164VIEW DEAL
7 Oct
Southwest Airlines
14:40BOS
23:00PHX
1 StopUSD 152VIEW DEAL
7 Oct
Southwest Airlines
05:25BOS
15:40PHX
1 StopUSD 193VIEW DEAL
7 Oct
Frontier Airlines
12:54BOS
02:43PHX
2 StopUSD 121VIEW DEAL

Boston to Phoenix monthly flight fare trend

Sep
from USD 191
Oct
from USD 121
Nov
No flights
Dec
from USD 171
Jan
No flights
Feb
No flights

Airport Details

Origin

Boston

Logan International Airport (BOS)

Boston, BOS
Zone

New York

Elev

20 ft

Destination

Phoenix

Phoenix Sky Harbor International Airport (PHX)

Phoenix, PHX
Zone

Phoenix

Elev

1135 ft

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