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Cheap flights from Boston to Phoenix from $117

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Phoenix departing on 1/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Boston to Phoenix

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
12:55 pm - 7:05 pm
BOS
-
PHX
8h 10m1 stop
Delta Logo
1:45 pm - 8:32 pm
PHX
-
BOS
4h 47mnonstop
$207Delta
Sat, Jan 17 - Sat, Jan 24
Southwest Logo
6:50 am - 2:40 pm
BOS
-
PHX
9h 50m1 stop
Southwest Logo
6:20 am - 4:20 pm
PHX
-
BOS
8h 00m1 stop
$209Southwest
Tue, Jan 13 - Fri, Jan 16
Frontier Logo
6:00 am - 3:22 pm
BOS
-
PHX
11h 22m1 stop
Frontier Logo
6:00 am - 1:13 am
PHX
-
BOS
17h 13m1 stop
$210Frontier
Mon, Feb 2 - Mon, Feb 9
Southwest Logo
6:50 am - 3:35 pm
BOS
-
PHX
10h 45m1 stop
Southwest Logo
2:25 pm - 11:15 pm
PHX
-
BOS
6h 50m1 stop
$211Southwest
Mon, Jan 12 - Thu, Jan 15
Southwest Logo
3:20 pm - 10:45 pm
BOS
-
PHX
9h 25m2 stops
Southwest Logo
8:50 am - 5:10 pm
PHX
-
BOS
6h 20m1 stop
$212Southwest
Wed, Jan 7 - Fri, Jan 9
Southwest Logo
12:50 pm - 8:10 pm
BOS
-
PHX
9h 20m1 stop
Southwest Logo
9:10 am - 8:30 pm
PHX
-
BOS
9h 20m2 stops
$213Southwest
Thu, Jan 15 - Sat, Jan 24
American Airlines Logo
4:52 pm - 8:51 pm
BOS
-
PHX
5h 59mnonstop
American Airlines Logo
4:50 pm - 11:35 pm
PHX
-
BOS
4h 45mnonstop
$214American Airlines
Thu, Feb 5 - Tue, Feb 24
Delta Logo
3:30 pm - 11:46 pm
BOS
-
PHX
10h 16m1 stop
Delta Logo
1:55 pm - 1:04 am
PHX
-
BOS
9h 09m1 stop
$217Delta
Tue, Feb 3 - Wed, Feb 11
Sun Country Air Logo
6:45 am - 1:06 pm
BOS
-
AZA
9h 21m1 stop
Sun Country Air Logo
5:10 pm - 10:12 am
AZA
-
BOS
14h 02m1 stop
$360Sun Country Air
Sun, Apr 19 - Fri, Apr 24
Sun Country Air Logo
11:17 am - 5:24 pm
BOS
-
AZA
9h 07m1 stop
Sun Country Air Logo
5:25 pm - 10:12 am
AZA
-
BOS
13h 47m1 stop
$375Sun Country Air
Fri, Apr 17 - Mon, Apr 20

Delta flights from Boston to Phoenix

Our best Delta deals on Boston to Phoenix flight tickets
Delta
Jan 17
BOS12:55 pmBoston Logan Intl
8h 10m
1 stop
PHX7:05 pmPhoenix Sky Harbor Intl
Jan 24
PHX1:45 pmPhoenix Sky Harbor Intl
4h 47m
BOS8:32 pmBoston Logan Intl
$207
Find similar
Delta
Feb 3
BOS4:25 pmBoston Logan Intl
10h 17m
1 stop
PHX12:42 amPhoenix Sky Harbor Intl
Feb 11
PHX7:10 amPhoenix Sky Harbor Intl
10h 00m
1 stop
BOS7:10 pmBoston Logan Intl
$217
Find similar
Delta
Jan 1
BOS5:30 amBoston Logan Intl
7h 51m
1 stop
PHX11:21 amPhoenix Sky Harbor Intl
Jan 8
PHX1:01 pmPhoenix Sky Harbor Intl
8h 51m
1 stop
BOS11:52 pmBoston Logan Intl
$223
Find similar

JetBlue flights from Boston to Phoenix

Our best JetBlue deals on Boston to Phoenix flight tickets
JetBlue
Jan 16
BOS5:07 pmBoston Logan Intl
30h 39m
1 stop
PHX9:46 pmPhoenix Sky Harbor Intl
Jan 20
PHX10:19 pmPhoenix Sky Harbor Intl
4h 41m
BOS5:00 amBoston Logan Intl
$226
Find similar
JetBlue
Jan 2
BOS5:07 pmBoston Logan Intl
6h 01m
PHX9:08 pmPhoenix Sky Harbor Intl
Jan 8
PHX10:19 pmPhoenix Sky Harbor Intl
4h 41m
BOS5:00 amBoston Logan Intl
$227
Find similar
JetBlue
Dec 16
BOS5:00 pmBoston Logan Intl
6h 01m
PHX9:01 pmPhoenix Sky Harbor Intl
Dec 25
PHX10:28 pmPhoenix Sky Harbor Intl
4h 38m
BOS5:06 amBoston Logan Intl
$230
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Boston to Phoenix that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated December 5, 2025.
Use the filters below to find and compare flights from Boston to Phoenix that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonPhoenix

BOS - PHX

BOSPHX

Boston Logan Intl

Sat 1/17

12:55 pm-7:05 pm

1 stop8h 10m

Phoenix Sky Harbor Intl

Sat 1/24

1:45 pm-8:32 pm

Nonstop4h 47m

$207

BostonPhoenix

BOS - PHX

BOSPHX

Boston Logan Intl

Tue 1/13

6:50 am-2:40 pm

1 stop9h 50m

Phoenix Sky Harbor Intl

Fri 1/16

6:20 am-4:20 pm

1 stop8h 00m

$209

BostonPhoenix

BOS - PHX

BOSPHX

Boston Logan Intl

Mon 2/2

6:00 am-3:22 pm

1 stop11h 22m

Phoenix Sky Harbor Intl

Mon 2/9

6:00 am-1:13 am

1 stop17h 13m

$210

BostonPhoenix

BOS - PHX

BOSPHX

Boston Logan Intl

Mon 1/12

6:50 am-3:35 pm

1 stop10h 45m

Phoenix Sky Harbor Intl

Thu 1/15

2:25 pm-11:15 pm

1 stop6h 50m

$211

BostonPhoenix

BOS - PHX

BOSPHX

Boston Logan Intl

Wed 1/7

3:20 pm-10:45 pm

2 stops9h 25m

Phoenix Sky Harbor Intl

Fri 1/9

8:50 am-5:10 pm

1 stop6h 20m

$212

BostonPhoenix

BOS - PHX

BOSPHX

Boston Logan Intl

Thu 1/15

12:50 pm-8:10 pm

1 stop9h 20m

Phoenix Sky Harbor Intl

Sat 1/24

9:10 am-8:30 pm

2 stops9h 20m

$213

BostonPhoenix

BOS - PHX

BOSPHX

Boston Logan Intl

Thu 2/5

4:52 pm-8:51 pm

Nonstop5h 59m

Phoenix Sky Harbor Intl

Tue 2/24

4:50 pm-11:35 pm

Nonstop4h 45m

$214

BostonPhoenix

BOS - PHX

BOSPHX

Boston Logan Intl

Tue 2/3

3:30 pm-11:46 pm

1 stop10h 16m

Phoenix Sky Harbor Intl

Wed 2/11

1:55 pm-1:04 am

1 stop9h 09m

$217

BostonPhoenix

BOS - AZA

BOSAZA

Boston Logan Intl

Sun 4/19

6:45 am-1:06 pm

1 stop9h 21m

Phoenix-Mesa Gateway

Fri 4/24

5:10 pm-10:12 am

1 stop14h 02m

$360

BostonPhoenix

BOS - AZA

BOSAZA

Boston Logan Intl

Fri 4/17

11:17 am-5:24 pm

1 stop9h 07m

Phoenix-Mesa Gateway

Mon 4/20

5:25 pm-10:12 am

1 stop13h 47m

$375

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Phoenix from

How to get the cheapest flight ticket from Boston to Phoenix

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Phoenix?

If you are unable to visit Phoenix during the month of January, then departing from Boston during the month August is also very affordable. Most momondo users find prices during this month for around $317.

What is the cheapest day to depart on your flight to Phoenix?

On average, the least expensive day to fly to Phoenix from Boston is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $361. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Boston because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $447.

What is the cheapest time of day to depart on your flight to Phoenix?

The cheapest time of day to fly to Phoenix is in the evening when flights can be purchased for as low as $309. At noon is when there is more demand to fly to Phoenix, so prices are often more expensive at around $427 per ticket.

What is the cheapest Boston Logan Intl to Phoenix flight route?

Fly from Boston Logan Intl to Phoenix Sky Harbor Intl for the best Boston Logan Intl - Phoenix flight prices

How far in advance should I book a flight to Phoenix?

You are more likely to see cheaper flights to Phoenix from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Phoenix for around $356 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Phoenix from Boston for as low as $331 on momondo.

What cabin class options are available on Boston Logan Intl to Phoenix flights?

There are 4 cabin classes available to choose from on Boston Logan Intl to Phoenix flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Boston to Phoenix flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Phoenix

Fastest flight time

5h 40m

Direct flights

Every day

Airports in Phoenix

1 airport
The fastest flight from Boston to Phoenix takes 5h 40m
Direct flights go from Boston to Phoenix every day.
There is 1 airport near Phoenix: Phoenix Sky Harbor Intl (PHX)
Search flight deals

  • How far is Boston Logan Intl to Phoenix by plane?

    The straight-line distance from Boston Logan Intl to Phoenix is 2293.6 mi. 5h 46m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Phoenix?

    Prices for flights from Boston Logan Intl Airport to Phoenix are updated daily.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Phoenix?

  • How old do you have to be to fly from Boston Logan Intl Airport to Phoenix?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Boston Logan Intl Airport to Phoenix.

  • What documentation or ID do you need to fly to Phoenix?

    The travel and health documents required for your trip to Phoenix can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Phoenix. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Boston to Phoenix

Compare and see reviews for airlines that fly from Boston to Phoenix with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $98Free CancellationRating
6.3
8,159 reviews
Search Spirit Airlines flights
DeltaPriceFrom $130Free CancellationRating
7.9
8,009 reviews
Search Delta flights
FrontierPriceFrom $134Free CancellationRating
5.8
3,091 reviews
Search Frontier flights
JetBluePriceFrom $145Free CancellationRating
7.2
2,898 reviews
Search JetBlue flights
United AirlinesPriceFrom $217Free CancellationRating
7.4
9,065 reviews
Search United Airlines flights
American AirlinesPriceFrom $237Free CancellationRating
7.2
11,047 reviews
Search American Airlines flights
SouthwestPriceFrom $246Free CancellationRating
8.0
4,251 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $251Free CancellationRating
8.0
11,402 reviews
Search Alaska Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Phoenix?

It is quick and easy to find Boston to Phoenix flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Phoenix that suits you.

Can I find flights from Boston to Phoenix with flexible booking policies on momondo?

All flight searches from Boston to Phoenix on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Boston to Phoenix?

momondo helps you find the best flight between Boston and Phoenix by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Boston to Phoenix right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Boston to Phoenix flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Find better results for your trip to the United States

Fly into one of these airports located in Phoenix

Airports listed have a maximum distance of 25.4 mi from Phoenix
Phoenix-Mesa Gateway Airport