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Billings

$175+ Cheap flights from Boston to Billings (BOS - BIL)

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 8/31. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — BIL
Aug 22 — Aug 291
Sa 8/22
Sa 8/29
1 adult, Economy
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Cheap flight deals from Boston to Billings

Cheapest flights from Boston to Billings
Explore the most affordable flight options available from Boston to Billings. Find the lowest fares from popular airlines and budget airlines, with prices last updated on Juli 23, 2026.

This Delta deal was found by Cheapflights users on 7/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Do 9/176:05 am
BOS
-
BIL
1 stop8h 12m
Delta
Mo 9/216:33 pm
BIL
-
BOS
1 stop9h 57m
Delta
Deal found 7/20$349
This Delta deal was found by Cheapflights users on 7/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 8/1911:05 am
BOS
-
BIL
1 stop8h 39m
Delta
Di 8/256:24 pm
BIL
-
BOS
1 stop10h 06m
Delta
Deal found 7/21$359
This Delta deal was found by Cheapflights users on 7/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Di 8/186:18 pm
BOS
-
BIL
1 stop7h 12m
Delta
Mi 8/266:25 pm
BIL
-
BOS
1 stop10h 05m
Delta
Deal found 7/23$366
This Delta deal was found by Cheapflights users on 7/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Do 8/2711:15 am
BOS
-
BIL
1 stop8h 29m
Delta
So 8/306:24 pm
BIL
-
BOS
1 stop10h 06m
Delta
Deal found 7/22$372
This Orbitz deal was found by Cheapflights users on 7/22. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fr 9/254:48 pm
BOS
-
BIL
1 stop20h 52m
Alaska Airlines
Mo 9/283:42 pm
BIL
-
BOS
1 stop12h 27m
Alaska Airlines
Deal found 7/22$373
This United Airlines deal was found by Cheapflights users on 7/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sa 9/56:01 am
BOS
-
BIL
1 stop7h 01m
United Airlines
Mi 9/95:00 am
BIL
-
BOS
2 stops9h 27m
United Airlines
Deal found 7/21$379
This United Airlines deal was found by Cheapflights users on 7/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 8/195:45 am
BOS
-
BIL
2 stops9h 36m
United Airlines
Di 8/252:29 pm
BIL
-
BOS
1 stop7h 25m
United Airlines
Deal found 7/20$381
This Delta deal was found by Cheapflights users on 7/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 8/196:18 pm
BOS
-
BIL
1 stop7h 12m
Delta
Fr 8/286:26 am
BIL
-
BOS
1 stop8h 39m
Delta
Deal found 7/23$394
This Delta deal was found by Cheapflights users on 7/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Di 8/186:18 pm
BOS
-
BIL
1 stop7h 12m
Delta
Fr 8/286:26 am
BIL
-
BOS
1 stop8h 39m
Delta
Deal found 7/23$401
This American Airlines deal was found by Cheapflights users on 7/22. 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.
Sa 10/175:17 am
BOS
-
BIL
1 stop9h 36m
American Airlines
Di 10/201:23 pm
BIL
-
BOS
1 stop7h 27m
American Airlines
Deal found 7/22$402

Find flight deals from Boston to Billings

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Billings (BIL). 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 Juli 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$349
(Delta)

One-way from

$175
(American Airlines)

Popular in

December

Cheapest in

March

Average price

$534
Provider with most accurate pricing for Boston Logan Intl-Billings Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Billings Logan Intl flights.
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From Boston Logan Intl to Billings Logan Intl
Search Deals
One-way flight from Boston Logan Intl to Billings Logan Intl
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($96 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Billings 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 Juli 23, 2026.
Use the filters below to find and compare flights from Boston to Billings that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonBillings

BOS - BIL

BOSBIL

Boston Logan Intl

Fr 10/16

6:05 am-12:18 pm

1 stop8h 13m

Billings Logan Intl

Di 10/20

6:19 pm-6:25 am

1 stop10h 06m

$349

BostonBillings

BOS - BIL

BOSBIL

Boston Logan Intl

Sa 9/5

6:05 am-12:15 pm

1 stop8h 10m

Billings Logan Intl

Mi 9/9

6:33 pm-6:30 am

1 stop9h 57m

$359

BostonBillings

BOS - BIL

BOSBIL

Boston Logan Intl

Do 8/27

11:15 am-5:44 pm

1 stop8h 29m

Billings Logan Intl

So 8/30

6:24 pm-6:30 am

1 stop10h 06m

$372
Quickest round-trip

BostonBillings

BOS - BIL

BOSBIL

Boston Logan Intl

Do 8/20

6:18 pm-11:30 pm

1 stop7h 12m

Billings Logan Intl

Mi 8/26

6:24 pm-6:30 am

1 stop10h 06m

$460

BostonBillings

BOS - BIL

BOSBIL

Boston Logan Intl

Fr 9/25

5:08 pm-10:53 pm

1 stop7h 45m

Billings Logan Intl

Mo 9/28

5:57 pm-10:32 am

2 stops14h 35m

$464

BostonBillings

BOS - BIL

BOSBIL

Boston Logan Intl

Mo 10/5

6:40 pm-11:25 am

1 stop18h 45m

Billings Logan Intl

Mo 10/12

7:32 pm-7:26 am

1 stop9h 54m

$479

BostonBillings

BOS - BIL

BOSBIL

Boston Logan Intl

Fr 9/11

4:48 pm-11:40 am

1 stop20h 52m

Billings Logan Intl

Do 9/17

6:14 am-5:47 am

2 stops21h 33m

$503

BostonBillings

BOS - BIL

BOSBIL

Boston Logan Intl

Do 9/17

6:05 am-12:17 pm

1 stop8h 12m

Billings Logan Intl

Mo 9/21

6:33 pm-7:40 am

2 stops11h 07m

$511

BostonBillings

BOS - BIL

BOSBIL

Boston Logan Intl

Di 8/18

12:41 pm-9:00 pm

2 stops10h 19m

Billings Logan Intl

Mo 8/24

2:29 pm-11:54 pm

1 stop7h 25m

$521

BostonBillings

BOS - BIL

BOSBIL

Boston Logan Intl

Sa 10/17

9:30 am-9:10 pm

2 stops13h 40m

Billings Logan Intl

Mi 10/21

5:00 am-4:21 pm

2 stops9h 21m

$551

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/21

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Boston to Billings

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 Billings in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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-Billings flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Billings flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Billings flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Billings 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-Billings 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 Billings

Have a flexible travel schedule? Discover the best time to fly to Billings 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 Billings

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

Currently, March is the cheapest month in which you can book a flight from Boston to Billings (average of $419). Flying from Boston to Billings in December is currently the most expensive (average of $784). 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 Billings?

Airfare is below average for this route at the moment.

Boston to Billings flights typically cost between $501 and $692 in September.
The cheapest round-trip price found within the last 5 days was $349 on Delta (Sep 17-Sep 21).

Reviews of airlines servicing Billings

Get insights into the airlines that provide service to Billings. 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 Billings. Reviews last updated Juli 23, 2026.
See what other customers who have flown with Delta,United Airlines, andAmerican Airlines from Boston to Billings have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,479 reviews

Crew

8.5

Comfort

7.8

Food

7.2

Entertainment

7.8

Overall

7.8

Boarding

8.1

Reviews

1 / 20
6.0
Good

Cidalia,Aug 2023

BOS - MIA

I like Delta overall but the delays lately without justification are not leaving a good impression. Both flights were delayed for over 2 hours
Delta
7.8
Good
8,479 reviews
Delta
7.8
Good
8,479 reviews

Crew

8.5

Comfort

7.8

Food

7.2

Entertainment

7.8

Overall

7.8

Boarding

8.1

Reviews

1 / 20
6.0
Good

Cidalia,Aug 2023

BOS - MIA

I like Delta overall but the delays lately without justification are not leaving a good impression. Both flights were delayed for over 2 hours
United Airlines
7.4
Good
10,024 reviews
Delta
7.8
Good
8,479 reviews

Crew

8.5

Comfort

7.8

Food

7.2

Entertainment

7.8

Overall

7.8

Boarding

8.1

Reviews

1 / 20
6.0
Good

Cidalia,Aug 2023

BOS - MIA

I like Delta overall but the delays lately without justification are not leaving a good impression. Both flights were delayed for over 2 hours
American Airlines
7.1
Good
11,832 reviews
Delta
7.8
Good
8,479 reviews

Crew

8.5

Comfort

7.8

Food

7.2

Entertainment

7.8

Overall

7.8

Boarding

8.1

Reviews

1 / 20
6.0
Good

Cidalia,Aug 2023

BOS - MIA

I like Delta overall but the delays lately without justification are not leaving a good impression. Both flights were delayed for over 2 hours

Related info for your journey

Find useful and relevant information for your journey from Boston to Billings. 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 Billings?

    For as low as $464, Delta can have you in Billings from Boston in 7h 45m. The distance between Boston and Billings is about 1859 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Boston to Billings round-trip?

    Our cheapest airline available from Boston to Billings is American Airlines. Our recent data shows that you can find tickets from as low as $343 on this airline. Additional options worth looking into are Delta and United Airlines, starting at $398 and $412 round-trip. You may be able to fly from Boston to Billings for 42% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Boston to Billings one-way?

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $209. Delta flights start at $210 while deals on United Airlines start at $266 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boston to Billings 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 Billings?

    Currently, March is the cheapest month in which you can book a flight from Boston to Billings (average of $419). Flying from Boston to Billings in December is currently the most expensive (average of $784). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 3 airlines flying from Boston to Billings

Discover the top 3 airlines that operate flights from Boston to Billings. 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 Juli 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$343Average$615FlexibilityNo cancel feeOn-time71%
DeltaCheapest$398Average$515FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$412Average$572FlexibilityNo cancel feeOn-time69%

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