$96 Cheap Flights from Boston (BOS) to Phoenix (PHX)

View $96 flight on Thu, Nov 13, 2025Opens in a new window

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

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Cheap Flights from Boston to Phoenix (BOS-PHX)

Prices were available within the past 7 days and start at $96 for one-way flights and $182 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Mon, Nov 10 - Sat, Nov 15
BOS
Boston
PHX
Phoenix
$182 Roundtrip, found 4 hours ago
$182
Roundtrip
found 4 hours ago
Select Spirit Airlines flight, departing Mon, Nov 10 from Boston to Phoenix, returning Sat, Nov 15, priced at $182 found 4 hours ago
Spirit Airlines
Sat, Dec 6 - Sat, Dec 13
BOS
Boston
PHX
Phoenix
$191 Roundtrip, just found
$191
Roundtrip
just found
Select Spirit Airlines flight, departing Sat, Dec 6 from Boston to Phoenix, returning Sat, Dec 13, priced at $191 just found
Spirit Airlines
Fri, Nov 7 - Sat, Nov 15
BOS
Boston
PHX
Phoenix
$197 Roundtrip, found 2 hours ago
$197
Roundtrip
found 2 hours ago
Select Spirit Airlines flight, departing Fri, Nov 7 from Boston to Phoenix, returning Sat, Nov 15, priced at $197 found 2 hours ago
Spirit Airlines
Sun, Nov 9 - Sat, Nov 15
BOS
Boston
PHX
Phoenix
$198 Roundtrip, found 1 day ago
$198
Roundtrip
found 1 day ago
Select Spirit Airlines flight, departing Sun, Nov 9 from Boston to Phoenix, returning Sat, Nov 15, priced at $198 found 1 day ago
Spirit Airlines
Mon, Nov 10 - Mon, Nov 17
BOS
Boston
PHX
Phoenix
$199 Roundtrip, found 4 days ago
$199
Roundtrip
found 4 days ago
Select Spirit Airlines flight, departing Mon, Nov 10 from Boston to Phoenix, returning Mon, Nov 17, priced at $199 found 4 days ago
Spirit Airlines
Thu, Nov 13 - Sun, Nov 16
BOS
Boston
PHX
Phoenix
$206 Roundtrip, just found
$206
Roundtrip
just found
Select Spirit Airlines flight, departing Thu, Nov 13 from Boston to Phoenix, returning Sun, Nov 16, priced at $206 just found
Southwest Airlines
Wed, Sep 24 - Thu, Nov 13
BOS
Boston
PHX
Phoenix
$211 Roundtrip, found 6 days ago
$211
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Wed, Sep 24 from Boston to Phoenix, returning Thu, Nov 13, priced at $211 found 6 days ago
JetBlue Airways
Sat, Nov 1 - Sat, Nov 15
BOS
Boston
PHX
Phoenix
$213 Roundtrip, just found
$213
Roundtrip
just found
Select JetBlue Airways flight, departing Sat, Nov 1 from Boston to Phoenix, returning Sat, Nov 15, priced at $213 just found
United
Tue, Sep 23 - Thu, Oct 2
BOS
Boston
PHX
Phoenix
$228 Roundtrip, just found
$228
Roundtrip
just found
Select United flight, departing Tue, Sep 23 from Boston to Phoenix, returning Thu, Oct 2, priced at $228 just found
Delta
Tue, Dec 9 - Tue, Jan 13
BOS
Boston
PHX
Phoenix
$241 Roundtrip, just found
$241
Roundtrip
just found
Select Delta flight, departing Tue, Dec 9 from Boston to Phoenix, returning Tue, Jan 13, priced at $241 just found

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

October is typically the cheapest month to fly

From $130 - $273 per traveler.

Graph displaying average flight prices per month

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 center is 10 minutes. Flights from $285
PHX
Sky Harbor Intl.
CheapestClosest
Average driving time to city center10 min
Flights from $285
Flights from Boston (BOS) to Phoenix (PHX)
Origin airport
Logan Intl.
Destination airport
Sky Harbor Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, JetBlue Airways, Southwest Airlines, Spirit Airlines, Sun Country Airlines, United
Roundtrip price
$181
Distance
2294 mi
Average flight time
2 hours 36 mins

Boston to Phoenix Flights

The cheapest times to fly from Boston to Phoenix

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Boston to Phoenix are during the month of November. You can find some of the cheapest flights from Boston to Phoenix with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Boston to Phoenix

Sunday is one of the best days to book for cheap flights from Boston to Phoenix: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Boston to Phoenix

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Boston to Phoenix in 2025. You can also book with separate airlines for your outbound and return journeys, from $96 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Boston to Phoenix flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Boston to Phoenix airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Logan Intl. Airport (BOS) to Sky Harbor Intl. Airport (PHX) cost?
You'll find cheap return fares from Logan Intl. Airport (BOS) to Sky Harbor Intl. Airport (PHX) starting at $231. Snag a seat and get ready to go. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Delta flight leaving BOS on August 19 2025 and touching down at PHX. The price was last updated on July 23 2025 and has not changed since.
What is the cheapest month to fly from BOS to PHX?
The cheapest flights from BOS to PHX are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Logan Intl. Airport (BOS) to Sky Harbor Intl. Airport (PHX)?
Select from 3 airlines that fly directly from Logan Intl. Airport (BOS) to Sky Harbor Intl. Airport (PHX). Including:

  • American Airlines
  • JetBlue Airways
  • Delta Air Lines

What is the cheapest airline that flies from BOS to PHX?
Book a flight from BOS to PHX with Delta. This airline currently has the cheapest one-way fare on this route, starting from $126. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from BOS on October 1 2025. Prices were last updated on July 23 2025 and have not changed since.
How many flights per day from Logan Intl. Airport (BOS) to Sky Harbor Intl. Airport (PHX)?
Daily, an average of 6 nonstop flights operate from Logan Intl. Airport (BOS) to Sky Harbor Intl. Airport (PHX). Select the departure date that best fits your itinerary.
What are the most popular departure times for flights from Logan Intl. Airport (BOS) to Sky Harbor Intl. Airport (PHX)?
The 8 AM departures from BOS to PHX are the busiest. Greater demand means you'll likely pay more for these departures. If you're hoping to save money, book during off-peak hours.
What day of the week has the most flights from BOS to PHX?
Jet off on a Thursday if you're looking for the best selection of flights from Logan Intl. Airport (BOS) to Sky Harbor Intl. Airport (PHX).
What is the earliest flight from Logan Intl. Airport (BOS) to Sky Harbor Intl. Airport (PHX)?
Logan Intl. Airport (BOS)'s earliest flight to Sky Harbor Intl. Airport (PHX) takes off at approximately 6:25AM UTC-5. With a total journey time of 6h 12m, you'll touch down at around 10:37AM UTC-7.
How long does it take to fly from Logan Intl. Airport (BOS) to Sky Harbor Intl. Airport (PHX)?
Flights from BOS to PHX have an average travel time of 6 hours and 9 minutes. The distance between the two airports is 2,300 mi.
What airline has the least delays from BOS to PHX?
Delta Air Lines has the strongest track record for on-time direct flights from Logan Intl. Airport (BOS) to Sky Harbor Intl. Airport (PHX), with an on-time rating of 81%. Use the Expedia App to see your flight status before you take off and get real-time alerts about any trip changes.
What is the best time to fly from Logan Intl. Airport (BOS) to Sky Harbor Intl. Airport (PHX)?
To avoid potential delays on the Logan Intl. Airport (BOS) to Sky Harbor Intl. Airport (PHX) route, fly before 3 PM. Flights after this time have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Phoenix from Logan Intl. Airport (BOS)?
Check out your flight options from Logan Intl. Airport (BOS) to Sky Harbor Intl. Airport (PHX). This is the only airport in Phoenix you can land at if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Logan Intl. Airport (BOS) to Sky Harbor Intl. Airport (PHX) last-minute?
Last-minute bookings from BOS to PHX are usually more expensive. To secure the cheapest rates, start looking for flights as early as possible. That being said, if you can play around with your travel dates, it's possible to land a cheap fare right before your journey.
Is it cheaper to book a BOS to PHX flight and hotel package?
Compared with arranging flights and hotels separately, booking a BOS to PHX flight and hotel package with Expedia could result in significant savings. Better still, having everything in one convenient place will take the hassle out of travel planning. Simply pick your flights and choose from our extensive range of hotels, then tailor your trip with other add-ons like tours and car rentals.
Can I cancel or change the date of my flight from Logan Intl. Airport (BOS) to Sky Harbor Intl. Airport (PHX)?
If you booked your BOS to PHX 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 after that time. 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.

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