Skip to main content
Beginning of main content

BOS (Boston) to PHX (Phoenix) Flights $316.4

Search over 321,000 hotels worldwide and 400 airlines worldwide.
Secure incredible value with Expedia's Price Guarantee.
No Expedia cancellation fee to change or cancel almost any hotel reservation.

Cheap BOS to PHX Flights

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Interesting Facts About Flights from Boston to Phoenix (BOS to PHX)

Question : Would you be willing to change your travel days if it saved you money?
Answer : The lowest-cost day to fly in August is Wednesday. Flexibility is paramount when booking travel plans in order to keep travel costs down.

Question : What's the likelihood of you being delayed on this route?
Answer : Using the combined on-time percentage and average delay breakdown, Boston to Phoenix currently has a 2 out of a possible 5 star rating. A 2-star rating means you should feel rather worried about getting to Phoenix on time.

Question : For BOS to PHX, how many departure times are there on a given day?
Answer : The number of flight times varies by day of the week, but on average, BOS to PHX sees four different options. That is lower than the national average of five.

Question : How long do most people visit Phoenix?
Answer : Of course you're not most people, but if you were, you'd stay roughly seven days.

Question : In the next four weeks, what day should you book your trip?
Answer : Aug 16th has seen bookings (as of Jul 17th) as cheap as $311. That comes in 21% below the average price for this route. Saving now means you'll have more money in your hand for the trip.

Question : What price range should you expect when booking from Boston (BOS) to Phoenix (PHX)?
Answer : Prices for this trip tend to change less than other flights in the United States. They can range from $281 to $1,207. The further out you book a route, the more likely you are to save.

Question : Over the coming months, which airline is getting their passengers to Phoenix Sky Harbor International Airport (PHX) round-trip the cheapest?
Answer : Delta Air Lines is the leader in keeping costs down for their passengers over the next three months. Fares are being booked at just $281, which is quite a deal when compared to the more expensive bookings of $1,207.