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$235+ Cheap flights from Boston to Flagstaff (BOS - FLG)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — FLG
oct. 29 — nov. 51
mié. 10/29
mié. 11/5
1 adult, Economy
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Cheapflights Tip: The best prices from Boston Logan Intl to Flagstaff Pulliam are usually found in January or September, booked 27 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap flight deals from Boston to Flagstaff

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Flagstaff (FLG). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated septiembre 29, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$406
(American Airlines)

One-way from

$235
(American Airlines)

Popular in

December

Cheapest in

January

Average price

$495
Provider with most accurate pricing for Boston Logan Intl-Flagstaff Pulliam flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Flagstaff Pulliam flights.
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From Boston Logan Intl to Flagstaff Pulliam
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One-way flight from Boston Logan Intl to Flagstaff Pulliam
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Boston to Flagstaff

Cheapest flights from Boston to Flagstaff
Explore the most affordable flight options available from Boston to Flagstaff. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 29, 2025.

This American Airlines deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/225:30 amBOS - FLG
1 stop8h 17mAmerican Airlines
sáb. 11/18:00 amFLG - BOS
2 stops10h 17mAmerican Airlines
Deal found 9/28$510
This American Airlines deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/2210:36 amBOS - FLG
1 stop9h 49mAmerican Airlines
dom. 11/27:05 pmFLG - BOS
1 stop8h 26mAmerican Airlines
Deal found 9/28$535
This American Airlines deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/186:41 amBOS - FLG
1 stop7h 59mAmerican Airlines
vie. 1/212:30 pmFLG - BOS
1 stop8h 31mAmerican Airlines
Deal found 9/28$536
This American Airlines deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/275:02 pmBOS - FLG
1 stop7h 15mAmerican Airlines
sáb. 11/18:00 amFLG - BOS
2 stops12h 00mAmerican Airlines
Deal found 9/28$540
This American Airlines deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/2210:36 amBOS - FLG
1 stop9h 49mAmerican Airlines
mié. 10/2910:17 amFLG - BOS
1 stop8h 08mAmerican Airlines
Deal found 9/28$556
This American Airlines deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/275:02 pmBOS - FLG
1 stop7h 15mAmerican Airlines
dom. 11/27:05 pmFLG - BOS
1 stop8h 26mAmerican Airlines
Deal found 9/28$565
This American Airlines deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/227:50 amBOS - FLG
2 stops12h 35mAmerican Airlines
jue. 10/306:20 pmFLG - BOS
1 stop8h 55mAmerican Airlines
Deal found 9/28$566
This American Airlines deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/227:50 amBOS - FLG
2 stops12h 35mAmerican Airlines
mar. 10/288:00 amFLG - BOS
2 stops10h 48mAmerican Airlines
Deal found 9/28$571
This American Airlines deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/2111:14 amBOS - FLG
2 stops9h 43mAmerican Airlines
sáb. 11/18:00 amFLG - BOS
2 stops10h 17mAmerican Airlines
Deal found 9/28$575

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Flagstaff that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septiembre 29, 2025.
Use the filters below to find and compare flights from Boston to Flagstaff that are best for you.

Fly from

Boston

Fly to

Flagstaff

Route

Depart

Return

Price

BostonFlagstaff

BOS - FLG

BOSFLG

Boston Logan Intl

jue. 10/23

2:46 pm-9:35 pm

1 stop9h 49m

Flagstaff Pulliam

dom. 11/2

7:05 pm-5:31 am

1 stop8h 26m

$535

BostonFlagstaff

BOS - FLG

BOSFLG

Boston Logan Intl

jue. 12/18

6:41 am-12:40 pm

1 stop7h 59m

Flagstaff Pulliam

vie. 1/2

12:30 pm-11:01 pm

1 stop8h 31m

$536

BostonFlagstaff

BOS - FLG

BOSFLG

Boston Logan Intl

jue. 10/23

2:46 pm-9:35 pm

1 stop9h 49m

Flagstaff Pulliam

mié. 10/29

10:17 am-9:25 pm

1 stop8h 08m

$556

BostonFlagstaff

BOS - FLG

BOSFLG

Boston Logan Intl

mié. 10/22

5:30 am-10:47 am

1 stop8h 17m

Flagstaff Pulliam

jue. 10/30

6:20 pm-6:15 am

1 stop8h 55m

$556

BostonFlagstaff

BOS - FLG

BOSFLG

Boston Logan Intl

mié. 10/22

10:36 am-5:25 pm

1 stop9h 49m

Flagstaff Pulliam

mié. 10/29

10:17 am-9:25 pm

1 stop8h 08m

$556

BostonFlagstaff

BOS - FLG

BOSFLG

Boston Logan Intl

jue. 10/23

2:46 pm-9:35 pm

1 stop9h 49m

Flagstaff Pulliam

mar. 10/28

8:00 am-11:27 pm

2 stops12h 27m

$566

BostonFlagstaff

BOS - FLG

BOSFLG

Boston Logan Intl

jue. 10/23

2:46 pm-9:35 pm

1 stop9h 49m

Flagstaff Pulliam

jue. 10/30

6:20 pm-10:17 am

2 stops12h 57m

$566

BostonFlagstaff

BOS - FLG

BOSFLG

Boston Logan Intl

mié. 10/22

7:50 am-5:25 pm

2 stops12h 35m

Flagstaff Pulliam

mar. 10/28

8:00 am-9:48 pm

2 stops10h 48m

$571

BostonFlagstaff

BOS - FLG

BOSFLG

Boston Logan Intl

lun. 10/27

5:02 pm-9:17 pm

1 stop7h 15m

Flagstaff Pulliam

mar. 10/28

10:21 am-9:25 pm

1 stop8h 04m

$586

BostonFlagstaff

BOS - FLG

BOSFLG

Boston Logan Intl

lun. 10/27

5:02 pm-9:17 pm

1 stop7h 15m

Flagstaff Pulliam

jue. 10/30

6:20 pm-6:15 am

1 stop8h 55m

$586

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/27

Showing 1-10 of 15 results
1
2

Compare providers for flights from Boston to Flagstaff

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to Flagstaff in September.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Boston-Flagstaff flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Flagstaff flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Flagstaff flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Flagstaff flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boston-Flagstaff flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Boston to Flagstaff

Have a flexible travel schedule? Discover the best time to fly to Flagstaff from Boston with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Boston to Flagstaff

How far ahead should I book a flight from Boston to Flagstaff?

Use this chart to determine the optimal time to book a round-trip flight from Boston to Flagstaff. Price data was last updated on September 26, 2025.

Booking 27 days in advance of your planned departure date is, on average, the best time to get cheap flights from Boston to Flagstaff. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Boston to Flagstaff?

Currently, August is the cheapest month in which you can book a flight from Boston to Flagstaff (average of $496). Flying from Boston to Flagstaff in March is currently the most expensive (average of $655). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Flagstaff

Get insights into the airlines that provide service to Flagstaff. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Flagstaff. Reviews last updated septiembre 29, 2025.
Peruse reviews from past customers who have flown with American Airlines from Boston to Flagstaff to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
10,000 reviews

Overall

7.2

Boarding

7.5

Comfort

7.2

Food

6.4

Crew

8.0

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Overall

7.2

Boarding

7.5

Comfort

7.2

Food

6.4

Crew

8.0

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac

Related info for your journey

Find useful and relevant information for your journey from Boston to Flagstaff. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Boston to Flagstaff?

    A quick flight from Boston to Flagstaff can take about 9h 49m. American Airlines provides one of the quickest options available for as low as $535. The distance between Boston and Flagstaff is about 2223 mi.

  • What is the cheapest airline to fly from Boston to Flagstaff round-trip?

    Our cheapest airline available from Boston to Flagstaff is American Airlines. Our recent data shows that you can find tickets from as low as $435 on this airline. Users have found that American Airlines is 28% cheaper than the other options available to this destination.

  • Can I find deals for flights from Boston to Flagstaff that include hotel bookings?

    Yes. In addition to deals on Boston to Flagstaff flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boston to Flagstaff?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Flagstaff.

  • Can I find deals for business class flights from Boston to Flagstaff?

    Yes. Cheapflights offers flight deals from Boston to Flagstaff by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Boston to Flagstaff?

    Currently, August is the cheapest month in which you can book a flight from Boston to Flagstaff (average of $496). Flying from Boston to Flagstaff in March is currently the most expensive (average of $655). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Flagstaff?

Book flights to Flagstaff if you plan to visit one of these locations
Williams
Winslow

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Top airline flying from Boston to Flagstaff

Discover the top airline that operate flights from Boston to Flagstaff. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septiembre 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$435Average$608FlexibilityNo cancel feeOn-time71%

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