HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Flagstaff

$409+ Cheap flights from Boston to Flagstaff (BOS - FLG)

BOS — FLG
Dec 10 — Dec 171
Thu 12/10
Thu 12/17
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Boston to Flagstaff with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Boston to Flagstaff

Cheapest flights from Boston to Flagstaff

Sat 12/56:03 am -
1 stop8h 49m
Sat 12/121:22 pm -
1 stop7h 01m
Deal found 11/5$546
Tue 11/106:00 am -
1 stop8h 52m
Sat 11/141:22 pm -
1 stop8h 36m
Deal found 11/9$608
Thu 11/124:52 pm -
1 stop8h 51m
Thu 11/193:00 pm -
1 stop6h 59m
Deal found 11/6$668
Mon 11/307:00 am -
1 stop9h 22m
Mon 12/712:44 pm -
1 stop9h 01m
Deal found 11/6$670
Sat 11/1410:00 am -
1 stop10h 35m
Mon 11/1611:16 am -
2 stops9h 57m
Deal found 11/9$676

Find flight deals from Boston to Flagstaff

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$536
(American Airlines)

One-way from

$409
(American Airlines)

Popular in

June

Cheapest in

September

Average price

$761
Provider with most accurate pricing for Boston Logan Intl-Flagstaff Pulliam flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Flagstaff Pulliam flights.
Search Deals
From Boston Logan Intl to Flagstaff Pulliam
Search Deals
One-way flight from Boston Logan Intl to Flagstaff Pulliam
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($34 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2026
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Boston to Flagstaff that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonFlagstaff

BOS Boston Logan Intl - FLG Flagstaff Pulliam

BOSFLG

Boston Logan Intl

Wed 12/2

6:26 am-6:39 pm

1 stop14h 13m

Flagstaff Pulliam

Wed 12/31

12:00 am-2:00 am

Nonstop0h 00m

$409
Quickest round-trip

BostonFlagstaff

BOS Boston Logan Intl - FLG Flagstaff Pulliam

BOSFLG

Boston Logan Intl

Thu 12/3

6:26 am-12:15 pm

1 stop7h 49m

Flagstaff Pulliam

Wed 12/31

12:00 am-2:00 am

Nonstop0h 00m

$440

BostonFlagstaff

BOS Boston Logan Intl - FLG Flagstaff Pulliam

BOSFLG

Boston Logan Intl

Sun 11/15

12:55 pm-11:43 pm

2 stops12h 48m

Flagstaff Pulliam

Wed 12/31

12:00 am-2:00 am

Nonstop0h 00m

$446

BostonFlagstaff

BOS Boston Logan Intl - FLG Flagstaff Pulliam

BOSFLG

Boston Logan Intl

Mon 12/28

4:52 pm-11:56 pm

1 stop9h 04m

Flagstaff Pulliam

Wed 12/31

12:00 am-2:00 am

Nonstop0h 00m

$479

BostonFlagstaff

BOS Boston Logan Intl - FLG Flagstaff Pulliam

BOSFLG

Boston Logan Intl

Wed 1/6

1:09 pm-9:00 pm

1 stop9h 51m

Flagstaff Pulliam

Sat 1/9

1:19 pm-11:56 pm

1 stop8h 37m

$536

BostonFlagstaff

BOS Boston Logan Intl - FLG Flagstaff Pulliam

BOSFLG

Boston Logan Intl

Sun 12/27

1:15 pm-8:31 pm

1 stop9h 16m

Flagstaff Pulliam

Wed 12/31

12:00 am-2:00 am

Nonstop0h 00m

$562

BostonFlagstaff

BOS Boston Logan Intl - FLG Flagstaff Pulliam

BOSFLG

Boston Logan Intl

Sun 1/3

6:00 am-12:46 pm

1 stop8h 46m

Flagstaff Pulliam

Thu 1/21

12:42 pm-11:42 pm

1 stop9h 00m

$596

BostonFlagstaff

BOS Boston Logan Intl - FLG Flagstaff Pulliam

BOSFLG

Boston Logan Intl

Sat 12/5

8:00 am-6:39 pm

2 stops12h 39m

Flagstaff Pulliam

Sat 12/12

12:44 pm-11:45 pm

1 stop9h 01m

$618

BostonFlagstaff

BOS Boston Logan Intl - FLG Flagstaff Pulliam

BOSFLG

Boston Logan Intl

Mon 11/30

7:00 am-2:22 pm

1 stop9h 22m

Flagstaff Pulliam

Mon 12/7

12:44 pm-11:45 pm

1 stop9h 01m

$670

BostonFlagstaff

BOS Boston Logan Intl - FLG Flagstaff Pulliam

BOSFLG

Boston Logan Intl

Sat 11/14

10:00 am-6:35 pm

1 stop10h 35m

Flagstaff Pulliam

Mon 11/16

11:16 am-11:13 pm

2 stops9h 57m

$676

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/9

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

Compare providers for flights from Boston to Flagstaff

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to Flagstaff in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy2 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

Cheapflights Insights

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

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

Currently, September is the cheapest month in which you can book a flight from Boston to Flagstaff (average of $555). Flying from Boston to Flagstaff in June is currently the most expensive (average of $785). 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.

How much does it cost to fly round-trip from Boston to Flagstaff?

Airfare is below average for this route at the moment.

Boston to Flagstaff flights typically cost between $727 and $792 in January.
The cheapest round-trip price found within the last 5 days was $536 on American Airlines (Jan 6-Jan 9).

Reviews of airlines servicing Flagstaff

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
7.0
Good
12,228 reviews

Food

6.4

Crew

7.9

Boarding

7.4

Entertainment

6.8

Overall

7.0

Comfort

7.2

Reviews

1 / 20
6.0
Good

Kristin,Jul 2026

DCA - PHX

We got delayed because of filling up more gas then a storm hit after that so we sat in the plane for 1.5 hours more. It was hot while we waited.
American Airlines
7.0
Good
12,228 reviews
American Airlines
7.0
Good
12,228 reviews

Food

6.4

Crew

7.9

Boarding

7.4

Entertainment

6.8

Overall

7.0

Comfort

7.2

Reviews

1 / 20
6.0
Good

Kristin,Jul 2026

DCA - PHX

We got delayed because of filling up more gas then a storm hit after that so we sat in the plane for 1.5 hours more. It was hot while we waited.

Related info for your journey

  • How long is the flight from Boston to Flagstaff?

    A quick flight from Boston to Flagstaff can take about 9h 51m. American Airlines provides one of the quickest options available for as low as $536. 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 $475 on this airline. Users have found that American Airlines is 27% 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, September is the cheapest month in which you can book a flight from Boston to Flagstaff (average of $555). Flying from Boston to Flagstaff in June is currently the most expensive (average of $785). 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

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Boston to Flagstaff

AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$475Average$616FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.