$89 Cheap Flights from Boston (BOS) to Phoenix (PHX)

View $89 flight on Sun, Nov 9, 2025Opens in a new window

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

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Today's featured flight deals from Logan International Airport (BOS) to Phoenix Sky Harbor Intl. Airport (PHX)

Nonstop
Carry-on included
Lower price than typical

Cheap Flights from Boston to Phoenix (BOS-PHX)

Prices were available within the past 7 days and start at $89 for one-way flights and $153 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Thu, Dec 11 - Tue, Dec 16
BOS
Boston
PHX
Phoenix
$153 Roundtrip, found 5 hours ago
$153
Roundtrip
found 5 hours ago
Select Southwest Airlines flight, departing Thu, Dec 11 from Boston to Phoenix, returning Tue, Dec 16, priced at $153 found 5 hours ago
JetBlue Airways
Thu, Dec 4 - Sat, Dec 6
BOS
Boston
PHX
Phoenix
$159 Roundtrip, found 7 hours ago
$159
Roundtrip
found 7 hours ago
Select JetBlue Airways flight, departing Thu, Dec 4 from Boston to Phoenix, returning Sat, Dec 6, priced at $159 found 7 hours ago
Southwest Airlines
Tue, Jan 20 - Wed, Jan 28
BOS
Boston
PHX
Phoenix
$162 Roundtrip, found 10 hours ago
$162
Roundtrip
found 10 hours ago
Select Southwest Airlines flight, departing Tue, Jan 20 from Boston to Phoenix, returning Wed, Jan 28, priced at $162 found 10 hours ago
Southwest Airlines
Tue, Jan 20 - Wed, Jan 28
BOS
Boston
PHX
Phoenix
$168 Roundtrip, found 10 hours ago
$168
Roundtrip
found 10 hours ago
Select Southwest Airlines flight, departing Tue, Jan 20 from Boston to Phoenix, returning Wed, Jan 28, priced at $168 found 10 hours ago
Southwest Airlines
Sat, Dec 6 - Tue, Dec 16
BOS
Boston
PHX
Phoenix
$169 Roundtrip, found 6 hours ago
$169
Roundtrip
found 6 hours ago
Select Southwest Airlines flight, departing Sat, Dec 6 from Boston to Phoenix, returning Tue, Dec 16, priced at $169 found 6 hours ago
Southwest Airlines
Sat, Jan 17 - Tue, Jan 27
BOS
Boston
PHX
Phoenix
$170 Roundtrip, found 6 hours ago
$170
Roundtrip
found 6 hours ago
Select Southwest Airlines flight, departing Sat, Jan 17 from Boston to Phoenix, returning Tue, Jan 27, priced at $170 found 6 hours ago
Southwest Airlines
Thu, Dec 11 - Tue, Dec 16
BOS
Boston
PHX
Phoenix
$172 Roundtrip, found 5 hours ago
$172
Roundtrip
found 5 hours ago
Select Southwest Airlines flight, departing Thu, Dec 11 from Boston to Phoenix, returning Tue, Dec 16, priced at $172 found 5 hours ago
United
Thu, Dec 4 - Sat, Dec 6
BOS
Boston
PHX
Phoenix
$179 Roundtrip, found 7 hours ago
$179
Roundtrip
found 7 hours ago
Select United flight, departing Thu, Dec 4 from Boston to Phoenix, returning Sat, Dec 6, priced at $179 found 7 hours ago
Delta
Sun, Dec 14 - Sat, Jan 17
BOS
Boston
PHX
Phoenix
$187 Roundtrip, found 8 hours ago
$187
Roundtrip
found 8 hours ago
Select Delta flight, departing Sun, Dec 14 from Boston to Phoenix, returning Sat, Jan 17, priced at $187 found 8 hours ago
American Airlines
Wed, Jan 7 - Sat, Jan 10
BOS
Boston
PHX
Phoenix
$203 Roundtrip, found 10 hours ago
$203
Roundtrip
found 10 hours ago
Select American Airlines flight, departing Wed, Jan 7 from Boston to Phoenix, returning Sat, Jan 10, priced at $203 found 10 hours ago

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

August is typically the cheapest month to fly

From $158 - $261 per traveler.

Alternative airports near Phoenix

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

Select flight to Phoenix - Mesa Gateway AZA. Average driving time to city center is 38 minutes. Flights from $473
AZA
Phoenix - Mesa Gateway
Average driving time to city center38 min
Flights from $473

Frequently asked questions

How much does a flight from Logan Intl. Airport (BOS) to Sky Harbor Intl. Airport (PHX) cost?
Get a cheap one-way flight from $89 or cheap return flight from $153 from Logan Intl. Airport (BOS) to Sky Harbor Intl. Airport (PHX) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Logan Intl. Airport (BOS) to Sky Harbor Intl. Airport (PHX)?
Traveling in December can help you save, as it's the cheapest month for flights between BOS and PHX. You'll often find the lowest prices during the off-season.
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 Logan Intl. Airport (BOS) to Sky Harbor Intl. Airport (PHX)?
Delta Air Lines and JetBlue Airways are well-known airlines offering competitive fares. Keep in mind that flight prices from Logan Intl. Airport (BOS) to Sky Harbor Intl. Airport (PHX) can vary based on travel dates, demand and how early you book. With Expedia's search tool, you can easily find a BOS to PHX flight that fits your preferences and budget.
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.

Travel information

Origin airport
Logan Intl.
Destination airport
Sky Harbor Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, Spirit Airlines, Sun Country Airlines, United
Roundtrip price
$152
Distance
2294 mi
Average flight time
3 hours 44 mins

Book with confidence

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 December. 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 $89 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.

 

Boston to Phoenix Flights

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*Available to One Key members.