Cheap flights from Boston to Phoenix Sky Harbor Intl Airport from £105

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 14/12. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — PHX
23 Jul — 30 Jul1
1 adult

Cheap flight deals from Boston to Sky Harbor Intl

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Sky Harbor Intl (PHX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 18 July 2025.

Round-trip from

£185

One-way from

£105

Popular in

April

Cheapest in

January

Average price

£243
JetBlue
  • JetBlue
  • 4/11-13/11
  • 1 total stop
  • 18h 22m total
  • Boston to Phoenix
JetBlue
  • JetBlue
  • 14/12
  • Nonstop
  • 6h 04m total
  • Boston to Phoenix
Highest demand for flights based on searches. 11% potential increase in price (£25 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£5 potential savings vs. average return price).
Average for round-trip flights in July 2025

Find flight deals from Boston to Sky Harbor Intl

Cheapest flights from Boston to Sky Harbor Intl
Explore the most affordable flight options available from Boston to Sky Harbor Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 July 2025.

Tue 4/1111:05BOS - PHX
1 stop13h 35mJetBlue
Thu 13/1122:20PHX - BOS
Nonstop4h 47mJetBlue
Deal found 18/7£185
Fri 12/918:50BOS - PHX
Nonstop5h 34mDelta
Sat 20/922:54PHX - BOS
Nonstop5h 01mDelta
Deal found 16/7£186
Tue 2/907:45BOS - PHX
1 stop10h 45mHawaiian Airlines
Tue 30/912:00PHX - BOS
1 stop9h 27mHawaiian Airlines
Deal found 17/7£187
Wed 15/1008:01BOS - PHX
1 stop10h 16mAlaska Airlines
Sat 18/1009:00PHX - BOS
1 stop11h 59mAlaska Airlines
Deal found 16/7£194
Sat 8/1107:25BOS - PHX
2 stops11h 55mSouthwest
Wed 12/1111:45PHX - BOS
2 stops8h 30mSouthwest
Deal found 18/7£203
Thu 14/805:25BOS - PHX
1 stop8h 37mUnited Airlines
Sat 16/823:09PHX - BOS
1 stop7h 17mUnited Airlines
Deal found 18/7£222

Cheapflights Fare Finder

Customise your flight search to find flights from Boston to Sky Harbor Intl 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, Cheapflights users made 858,174 searches. Data last updated 18 July 2025.
Use the filters below to find and compare flights from Boston to Phoenix Sky Harbor Intl Airport that are best for you.

Fly from

Boston

Fly to

Sky Harbor Intl

Route

Depart

Return

Price

BostonPhoenix

BOS - PHX

BOSPHX

Boston Logan Intl

Tue 4/11

11:05-22:40

1 stop13h 35m

Phoenix Sky Harbor Intl

Thu 13/11

22:20-05:07

Nonstop4h 47m

£185

BostonPhoenix

BOS - PHX

BOSPHX

Boston Logan Intl

Fri 12/9

18:50-21:24

Nonstop5h 34m

Phoenix Sky Harbor Intl

Sat 20/9

22:54-06:55

Nonstop5h 01m

£186

BostonPhoenix

BOS - PHX

BOSPHX

Boston Logan Intl

Tue 2/9

07:45-15:30

1 stop10h 45m

Phoenix Sky Harbor Intl

Tue 30/9

12:00-00:27

1 stop9h 27m

£187

BostonPhoenix

BOS - PHX

BOSPHX

Boston Logan Intl

Wed 8/10

08:01-15:17

1 stop10h 16m

Phoenix Sky Harbor Intl

Sun 12/10

11:57-06:41

1 stop15h 44m

£201

BostonPhoenix

BOS - PHX

BOSPHX

Boston Logan Intl

Sat 8/11

07:25-17:20

2 stops11h 55m

Phoenix Sky Harbor Intl

Wed 12/11

11:45-22:15

2 stops8h 30m

£203

BostonPhoenix

BOS - PHX

BOSPHX

Boston Logan Intl

Thu 14/8

05:25-11:02

1 stop8h 37m

Phoenix Sky Harbor Intl

Sat 16/8

23:09-09:26

1 stop7h 17m

£222

BostonPhoenix

BOS - PHX

BOSPHX

Boston Logan Intl

Sun 14/12

19:20-00:40

1 stop7h 20m

£105

BostonPhoenix

BOS - PHX

BOSPHX

Boston Logan Intl

Sat 6/9

18:50-21:25

Nonstop5h 35m

£107

BostonPhoenix

BOS - PHX

BOSPHX

Boston Logan Intl

Tue 19/8

07:20-16:29

1 stop12h 09m

£112

BostonPhoenix

BOS - PHX

BOSPHX

Boston Logan Intl

Thu 25/12

16:57-23:09

1 stop8h 12m

£117

Flights are sorted by cheapest return flights first.

Deals found on 15/7

Showing 1-10 of 12 results
1
2

Best time to book a flight from Boston to Sky Harbor Intl

Have a flexible travel schedule? Discover the best time to fly to Sky Harbor Intl from Boston with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Boston to Phoenix Sky Harbor Intl Airport

How far ahead should I book a flight from Boston to Phoenix Sky Harbor Intl Airport?

Use this chart to determine the optimal time to book a return flight from Boston to Sky Harbor Intl. Price data was last updated on 11 July 2025.

The price you pay for your flight from Boston to Phoenix Sky Harbor Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 33 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Boston to Phoenix Sky Harbor Intl Airport?

Currently, January is the cheapest month in which you can book a flight from Boston to Phoenix Sky Harbor Intl Airport (average of £729). Flying from Boston to Phoenix Sky Harbor Intl Airport in July is currently the most expensive (average of £1,041). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BOS to PHX?

Find hourly flight availability from Boston to Sky Harbor Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 July 2025.

When flying from Boston to Phoenix Sky Harbor Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 35% versus a flight at midday.

Weekly flight availability from Boston to Phoenix Sky Harbor Intl Airport

Explore weekly flight availability from Boston to Sky Harbor Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 18 July 2025.

The most flights from BOS to PHX are scheduled on a Thursday (9 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (7 on average).

Reviews of airlines servicing Sky Harbor Intl

Get insights into the airlines that provide service to Sky Harbor Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sky Harbor Intl. Reviews last updated 18 July 2025.
Read reviews from past customers who have flown with Alaska Airlines, Southwest, andDelta from Boston to Phoenix Sky Harbor Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
8.0
Very Good

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.

Related info for your journey

Find useful and relevant information for your journey from Boston to Sky Harbor Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from Boston to Phoenix Sky Harbor Intl?

    For a flight from Boston to Phoenix Sky Harbor Intl, you will be flying from Logan Intl. Boston Logan Intl (BOS) is just 2.6 mi from the center of the city. Logan Intl is the only Boston airport and it handles 8 outbound flights to Phoenix Sky Harbor Intl per day. 0 airlines have flights to Phoenix Sky Harbor Intl from Boston Logan Intl on a regular basis.

  • What are the cheapest airlines flying from Boston to Phoenix Sky Harbor Intl Airport round-trip?

    Flying on JetBlue is currently your cheapest option to Phoenix Sky Harbor Intl Airport, with prices starting at £185. Additional return tickets that might be worth considering are offered by Delta and Hawaiian Airlines, with the lowest prices starting at £186 and £187, respectively. JetBlue is priced at 27% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Boston to Phoenix Sky Harbor Intl Airport one-way?

    One-way options have recently been found by users for as low as £105 on JetBlue. Other airlines that offer cheap prices include Delta from £107 and Southwest from £109 one-way.

  • What are the most reliable airlines from Boston to Phoenix Sky Harbor Intl Airport?

    The top 3 most reliable airlines when flying from Boston to Phoenix Sky Harbor Intl Airport are American Airlines (78%), Etihad Airways (64%) and Aer Lingus (64%).

  • Can I find deals for flights from Boston to Sky Harbor Intl that include hotel bookings?

    Yes. In addition to deals on Boston to Sky Harbor Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Boston to Sky Harbor Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Sky Harbor Intl.

  • Can I find deals for business class flights from Boston to Sky Harbor Intl?

    Yes. Cheapflights offers flight deals from Boston to Sky Harbor Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Boston to Phoenix Sky Harbor Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from Boston to Phoenix Sky Harbor Intl Airport (average of £729). Flying from Boston to Phoenix Sky Harbor Intl Airport in July is currently the most expensive (average of £1,041). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Phoenix Sky Harbor Intl Airport?

Book flights to Phoenix Sky Harbor Intl Airport if you plan to visit one of these locations
Chandler

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Need flexible booking options for your flight to Sky Harbor Intl from Boston? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Boston to Sky Harbor Intl become cheaper?

Yes, Cheapflights offers price alerts on Boston to Sky Harbor Intl flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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