Cheap flights from Boston to West Phoenix

View AU$191 flight on Wed, 24 Sep. 2025Opens in a new window

Popular airlines from Boston to West Phoenix

  • American Airlines

    American Airlines

  • Alaska Airlines

    Alaska Airlines

  • Delta

    Delta

  • United

    United

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 35% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Boston (BOS) to West Phoenix (PHX)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, 15 Oct. - Sat, 18 Oct.
BOS
Boston
PHX
Phoenix
AU$399 Return, found 23 hours ago
AU$399
Return
found 23 hours ago
Select American Airlines flight, departing Wed, 15 Oct. from Boston to Phoenix, returning Sat, 18 Oct., priced at AU$399 found 23 hours ago
Delta
Tue, 14 Oct. - Sat, 18 Oct.
BOS
Boston
PHX
Phoenix
AU$412 Return, found 23 hours ago
AU$412
Return
found 23 hours ago
Select Delta flight, departing Tue, 14 Oct. from Boston to Phoenix, returning Sat, 18 Oct., priced at AU$412 found 23 hours ago
Delta
Tue, 14 Oct. - Sat, 18 Oct.
BOS
Boston
PHX
Phoenix
AU$427 Return, found 23 hours ago
AU$427
Return
found 23 hours ago
Select Delta flight, departing Tue, 14 Oct. from Boston to Phoenix, returning Sat, 18 Oct., priced at AU$427 found 23 hours ago
American Airlines
Wed, 15 Oct. - Sat, 18 Oct.
BOS
Boston
PHX
Phoenix
AU$431 Return, found 23 hours ago
AU$431
Return
found 23 hours ago
Select American Airlines flight, departing Wed, 15 Oct. from Boston to Phoenix, returning Sat, 18 Oct., priced at AU$431 found 23 hours ago
Alaska Airlines
Tue, 14 Oct. - Sat, 18 Oct.
BOS
Boston
PHX
Phoenix
AU$445 Return, found 23 hours ago
AU$445
Return
found 23 hours ago
Select Alaska Airlines flight, departing Tue, 14 Oct. from Boston to Phoenix, returning Sat, 18 Oct., priced at AU$445 found 23 hours ago
United
Wed, 15 Oct. - Sat, 18 Oct.
BOS
Boston
PHX
Phoenix
AU$699 Return, found 23 hours ago
AU$699
Return
found 23 hours ago
Select United flight, departing Wed, 15 Oct. from Boston to Phoenix, returning Sat, 18 Oct., priced at AU$699 found 23 hours ago

Find the cheapest month to fly from Boston (BOS) to Phoenix (PHX)

October is typically the cheapest month to fly

From AU$199 - AU$419 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.