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£115 Cheap Flights from Boston (BOS) to Phoenix (PHX)

View £115 flight on Wed, 16 Sept 2026Opens in a new window

Flight 1

Popular airlines from Logan International Airport (BOS) to Sky Harbor International Airport (PHX)

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

Prices were available within the past 7 days and start at £115 for one-way flights and £229 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

JetBlue Airways
Sat, 5 Sept - Mon, 14 Sept
BOS
Boston
PHX
Phoenix
£229 Return, found 5 days ago
£229
Return
found 5 days ago
Select JetBlue Airways flight, departing Sat, 5 Sept from Boston to Phoenix, returning Mon, 14 Sept, priced at £229 found 5 days ago
Alaska Airlines
Tue, 29 Sept - Sat, 17 Oct
BOS
Boston
PHX
Phoenix
£230 Return, found 3 days ago
£230
Return
found 3 days ago
Select Alaska Airlines flight, departing Tue, 29 Sept from Boston to Phoenix, returning Sat, 17 Oct, priced at £230 found 3 days ago
JetBlue Airways
Fri, 28 Aug - Mon, 31 Aug
BOS
Boston
PHX
Phoenix
£230 Return, found 6 days ago
£230
Return
found 6 days ago
Select JetBlue Airways flight, departing Fri, 28 Aug from Boston to Phoenix, returning Mon, 31 Aug, priced at £230 found 6 days ago
Alaska Airlines
Sat, 5 Sept - Mon, 14 Sept
BOS
Boston
PHX
Phoenix
£233 Return, found 5 days ago
£233
Return
found 5 days ago
Select Alaska Airlines flight, departing Sat, 5 Sept from Boston to Phoenix, returning Mon, 14 Sept, priced at £233 found 5 days ago
American Airlines
Thu, 10 Sept - Fri, 11 Sept
BOS
Boston
PHX
Phoenix
£236 Return, found 6 days ago
£236
Return
found 6 days ago
Select American Airlines flight, departing Thu, 10 Sept from Boston to Phoenix, returning Fri, 11 Sept, priced at £236 found 6 days ago
JetBlue Airways
Sat, 5 Sept - Sat, 12 Sept
BOS
Boston
PHX
Phoenix
£237 Return, found 5 days ago
£237
Return
found 5 days ago
Select JetBlue Airways flight, departing Sat, 5 Sept from Boston to Phoenix, returning Sat, 12 Sept, priced at £237 found 5 days ago
Alaska Airlines
Sun, 6 Sept - Thu, 17 Sept
BOS
Boston
PHX
Phoenix
£238 Return, found 5 days ago
£238
Return
found 5 days ago
Select Alaska Airlines flight, departing Sun, 6 Sept from Boston to Phoenix, returning Thu, 17 Sept, priced at £238 found 5 days ago
JetBlue Airways
Sat, 17 Oct - Wed, 28 Oct
BOS
Boston
PHX
Phoenix
£238 Return, found 2 hours ago
£238
Return
found 2 hours ago
Select JetBlue Airways flight, departing Sat, 17 Oct from Boston to Phoenix, returning Wed, 28 Oct, priced at £238 found 2 hours ago
Delta
Sat, 26 Sept - Mon, 12 Oct
BOS
Boston
PHX
Phoenix
£252 Return, found 3 days ago
£252
Return
found 3 days ago
Select Delta flight, departing Sat, 26 Sept from Boston to Phoenix, returning Mon, 12 Oct, priced at £252 found 3 days ago
United
Thu, 10 Sept - Fri, 11 Sept
BOS
Boston
PHX
Phoenix
£312 Return, found 6 days ago
£312
Return
found 6 days ago
Select United flight, departing Thu, 10 Sept from Boston to Phoenix, returning Fri, 11 Sept, priced at £312 found 6 days ago

Alternative airports near Phoenix

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Sky Harbor Intl. PHX. Cheapest and Closest option available. Average driving time to city centre is 10 minutes. Flights from £375
PHX
Sky Harbor Intl.
CheapestClosest
Average driving time to city centre10 min
Flights from £375

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

January is typically the cheapest month to fly

From £122 - £170 per traveller.

Frequently asked questions

How much does a flight from Boston, MA (BOS-Logan Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) cost?
You can find cheap one-way flights from £115 and cheap return flights from £229 BOS to PHX with Expedia. One-way flights typically cost between £173 and £474, and return flights often range between £354 and £1238. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when BOS to PHX ticket fares go up or down.
What is the cheapest month to fly from Boston, MA (BOS) to Phoenix, AZ (PHX)?
The cheapest months to fly from Boston, MA (BOS) to Phoenix, AZ (PHX) are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Boston, MA (BOS) to Phoenix, AZ (PHX)?
Enter BOS to PHX and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Boston, MA (BOS-Logan Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
To find a cheap flight from Boston, MA (BOS-Logan Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Boston, MA (BOS-Logan Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The best airline to fly with from Boston, MA (BOS-Logan Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) will differ from traveler to traveler. If you like to fly early, American Airlines offers early morning flights. If price is the most important factor, JetBlue Airways typically offers the lowest fares. American Airlines offers the most daily flights from Boston, MA (BOS-Logan Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Boston, MA (BOS-Logan Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The best time to fly from Boston, MA (BOS-Logan Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) is typically February. This month offers a great balance—it's one of the cheapest months to fly, with average return flights around £214, and it's also a popular time to travel, meaning you'll have plenty of flight options. February in Phoenix offers pleasant weather, perfect for exploring the desert landscape. If you're flexible, this month gives you both affordable fares and excellent flight schedules to work with.
How many flights per day from Boston, MA (BOS-Logan Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
You'll find around 6 nonstop flights per day from Boston Logan International (BOS) to Phoenix Sky Harbor International (PHX). For even more choices, look at flights that include layovers, as there are approximately 137 connecting flights per day. Some common connection points include O'Hare International (ORD), Seattle - Tacoma International (SEA), and Baltimore Washington International Thurgood Marshall (BWI).
What is the earliest flight from Boston, MA (BOS) to Phoenix, AZ (PHX)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from Boston, MA (BOS) to Phoenix, AZ (PHX). To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Boston, MA (BOS-Logan Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
You'll generally find the most flights from Boston, MA (BOS-Logan Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) on a Thursday, with around 115 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include American Airlines, United, and Delta.
What are the most popular departure times for flights from Boston, MA (BOS-Logan Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The most popular departure times for flights from Boston, MA (BOS-Logan Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) are in the early morning, from 6am to 9am. Many major carriers, including American Airlines, Delta and Alaska Airlines, offer flights during this window. Many travellers prefer these times as it allows for an early start to their journey and an afternoon arrival in Phoenix.
How long does it take to fly from Boston, MA (BOS-Logan Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
Direct flights from BOS to PHX usually take about 6 hours, traveling roughly 3,693 kilometers. If you opt for a connecting flight, expect to add around 2 hours 20 minutes to your journey. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Boston, MA (BOS-Logan Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
Yes, you can fly business class or first class between BOS and PHX. Airlines that offer business class service on this route include:
  • Frontier Airlines
  • Delta
  • American Airlines
First class cabins are available on:
  • Alaska Airlines
  • Delta
  • United
  • American Airlines
How much is a business class flight from Boston, MA (BOS-Logan Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
A non-stop, one-way business class flight from Boston, MA (BOS-Logan Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) is usually around £692 - £1,408. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between Boston, MA (BOS-Logan Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) if you opt for a connecting flight.
How do I earn miles on a Boston, MA (BOS) to Phoenix, AZ (PHX) flight with Expedia?
It's easy to earn miles on a Boston, MA (BOS) to Phoenix, AZ (PHX) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
Is it cheaper to buy a plane ticket from Boston, MA (BOS) to Phoenix, AZ (PHX) at the last minute?
Typically, booking a last minute flight from Boston, MA (BOS) to Phoenix, AZ (PHX) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Boston, MA (BOS) to Phoenix, AZ (PHX) flight and hotel package?
Securing a Boston, MA (BOS) to Phoenix, AZ (PHX) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Boston, MA (BOS-Logan Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
If you booked your Boston, MA (BOS-Logan Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Logan Intl.
Destination airport
Sky Harbor Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, JetBlue Airways, United
Return price
£229
Distance
3670 km
Average flight time
3 hours 3 mins

Book with confidence

Compare flights from Boston to Phoenix easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Boston to Phoenix. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Sky Harbor Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Logan Intl. to Sky Harbor Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Logan Intl. (BOS) to Sky Harbor Intl. (PHX)

The easiest way to view the best deals on flights from Boston to Phoenix today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Logan Intl. to Sky Harbor Intl. start at just £229 and range up to £312.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Boston and Phoenix
  • booking your flight during September, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Boston to Phoenix flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Logan Intl. to Sky Harbor Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Boston to Phoenix easily and book with confidence

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*Available to Expedia members.