$115 Cheap American Airlines flights Boston (BOS) to Flagstaff (FLG)

Finding cheap one-way American Airlines flights from BOS to FLG from $115 on Expedia is a breeze — just filter by “Price (lowest to highest).” Or check out our affordable round-trip fares from $206 for your next exciting vacation.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Browse for one-way or return flights to Flagstaff in January or February. You could find lower fares with American Airlines during these off-season months.

For cheap American Airlines fares from Logan Intl. Airport (BOS) to Flagstaff Pulliam Field Airport (FLG), start searching one to three months before your planned departure. Securing domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also influence the cost. Sunday tends to be the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by choosing to book on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

To see if there’s a direct journey from BOS to FLG with American Airlines or other airlines, check the “Nonstop” filter when browsing for flights.

To find the earliest departures from BOS to FLG with American Airlines, sort your results by “Early Morning” and “Morning.” Choosing an early flight usually means you’ll experience fewer cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

American Airlines flights from Logan Intl. Airport (BOS) to Flagstaff arrive at Flagstaff Pulliam Field Airport (FLG). This is the main gateway here.

You can usually cancel or change your flight, although there may be a charge if you booked more than 24 hours ago. Want to keep your options open? Make use of our “No cancel fee” or “Changes included” filter to find flights that won’t charge extra if you need to adjust your plans. To make changes, head to “Trips,” select your flight and click on “Manage Booking” for more details.