$143 Cheap Delta flights from Boston to Phoenix (BOS to PHX)

It’s prudent to learn about any quarantine requirements and travel advice reports in effect in your destination. Ensure you go to our Covid-19 Travel Advisor for up-to-date information on booking a flight to Phoenix Sky Harbor Airport.

As soon as you’re issued your ticket for your Delta Air Lines flight from Logan Intl. Airport to Sky Harbor Intl. Airport (PHX), check if the terminal details are written on it. If not, consult your air carrier. They should be able to let you know exactly where you’ll be flying in and out of.

Delta Air Lines doesn’t operate direct flights between BOS and PHX, so be prepared to make at least one stopover. If you’ve got time between flights, sit down and enjoy a coffee while waiting for your connection.

Take in a movie or two, enjoy some music or just recline your seat and relax. Whatever you prefer, find a way to pass the 7 hours and 7 minutes that it takes to get from BOS to PHX with Delta Air Lines.

You can take your pick of 5 flights every day with Delta Air Lines from BOS to PHX.

For more info about changing your flight to Sky Harbor Intl. Airport (PHX), please visit our Customer Service Portal.

This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.

Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.

Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.