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$174+ Cheap flights from Billings to Boston (BIL - BOS)

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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
BIL — BOS
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Billings to Boston

Cheapest flights from Billings to Boston
Explore the most affordable flight options available from Billings to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/11. 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.
Wed 12/316:35 amBIL - BOS
2 stops26h 02mUnited Airlines
Fri 1/96:00 amBOS - BIL
2 stops17h 23mUnited Airlines
Deal found 12/11$556
This United Airlines deal was found by Cheapflights users on 12/10. 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.
Sun 12/282:40 pmBIL - BOS
2 stops16h 39mUnited Airlines
Fri 1/27:15 amBOS - BIL
1 stop8h 09mUnited Airlines
Deal found 12/10$716
This Delta deal was found by Cheapflights users on 12/10. 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.
Fri 12/266:20 pmBIL - BOS
1 stop10h 22mDelta
Tue 12/306:16 pmBOS - BIL
1 stop7h 03mDelta
Deal found 12/10$757
This United Airlines deal was found by Cheapflights users on 12/10. 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.
Fri 12/266:35 amBIL - BOS
1 stop14h 58mUnited Airlines
Tue 12/307:44 pmBOS - BIL
2 stops19h 40mUnited Airlines
Deal found 12/10$765
This United Airlines deal was found by Cheapflights users on 12/11. 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.
Sat 12/276:35 amBIL - BOS
1 stop15h 00mUnited Airlines
Sat 1/37:36 pmBOS - BIL
2 stops19h 48mUnited Airlines
Deal found 12/11$835

Find flight deals from Billings to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Billings (BIL) to Boston (BOS). 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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$420
(Alaska Airlines)

One-way from

$174
(Delta)

Popular in

November

Cheapest in

September

Average price

$601
Provider with most accurate pricing for Billings Logan Intl-Boston Logan Intl flight deals.
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Provider most trusted by Cheapflights users for Billings Logan Intl-Boston Logan Intl flights.
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From Billings Logan Intl to Boston Logan Intl
Search Deals
One-way flight from Billings Logan Intl to Boston Logan Intl
Search Deals
Highest demand for flights based on searches. 27% potential increase in price ($231 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 14% potential price decrease ($77 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Billings to Boston 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 December 12, 2025.
Use the filters below to find and compare flights from Billings to Boston that are best for you.

Fly from

Billings

Fly to

Boston

Route

Depart

Return

Price

BillingsBoston

BIL - BOS

BILBOS

Billings Logan Intl

Thu 1/29

7:00 am-11:54 pm

1 stop14h 54m

Boston Logan Intl

Mon 2/2

6:44 pm-2:55 pm

1 stop22h 11m

$420

BillingsBoston

BIL - BOS

BILBOS

Billings Logan Intl

Thu 1/29

6:54 am-10:22 pm

2 stops13h 28m

Boston Logan Intl

Mon 2/2

11:10 am-10:33 pm

2 stops13h 23m

$431

BillingsBoston

BIL - BOS

BILBOS

Billings Logan Intl

Sat 1/24

6:00 am-2:08 pm

1 stop6h 08m

Boston Logan Intl

Sat 1/31

5:35 pm-11:11 pm

1 stop7h 36m

$439

BillingsBoston

BIL - BOS

BILBOS

Billings Logan Intl

Sat 1/24

3:35 pm-11:54 pm

2 stops30h 19m

Boston Logan Intl

Sat 1/31

6:44 pm-1:22 pm

2 stops20h 38m

$508

BillingsBoston

BIL - BOS

BILBOS

Billings Logan Intl

Wed 12/31

6:35 am-10:37 am

2 stops26h 02m

Boston Logan Intl

Fri 1/9

6:00 am-9:23 pm

2 stops17h 23m

$556

BillingsBoston

BIL - BOS

BILBOS

Billings Logan Intl

Mon 5/25

3:45 pm-6:10 am

1 stop12h 25m

Boston Logan Intl

Fri 5/29

6:52 pm-3:05 pm

1 stop22h 13m

$594

BillingsBoston

BIL - BOS

BILBOS

Billings Logan Intl

Mon 5/25

11:35 am-11:17 pm

2 stops9h 42m

Boston Logan Intl

Fri 5/29

2:30 pm-10:37 pm

2 stops10h 07m

$629

BillingsBoston

BIL - BOS

BILBOS

Billings Logan Intl

Thu 1/1

6:50 am-8:31 pm

2 stops11h 41m

Boston Logan Intl

Tue 1/6

10:30 am-10:33 pm

2 stops14h 03m

$635

BillingsBoston

BIL - BOS

BILBOS

Billings Logan Intl

Thu 1/1

6:35 am-11:35 pm

1 stop15h 00m

Boston Logan Intl

Tue 1/6

12:45 pm-1:24 pm

2 stops26h 39m

$680

BillingsBoston

BIL - BOS

BILBOS

Billings Logan Intl

Thu 1/15

6:10 pm-6:05 am

1 stop9h 55m

$174

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 16 results
1
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Compare providers for flights from Billings to Boston

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 Billings to Boston in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
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 Billings-Boston flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Billings-Boston flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Billings-Boston flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Billings-Boston flights, Cheapflights users trust eDreams the most. eDreams 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 Billings-Boston 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 Billings to Boston

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

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

Currently, March is the cheapest month in which you can book a flight from Billings to Boston (average of $314). Flying from Billings to Boston in November is currently the most expensive (average of $751). 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 Boston

Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated December 12, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from Billings to Boston 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.
Delta
7.9
Good
8,008 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,008 reviews
Delta
7.9
Good
8,008 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,095 reviews
Delta
7.9
Good
8,008 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,050 reviews
Delta
7.9
Good
8,008 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

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

    Alaska Airlines, American Airlines, and Delta can get you from Billings to Boston in just under 6h 08m. Your travel time can differ by up to 8h 46m. The distance from Billings to Boston is about 1859 mi. This flight may include one or multiple stops.

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

    Delta, at $314, was found to be the cheapest airline from Billings to Boston.Alternate airlines to your destination round-trip include American Airlines and United Airlines. Delta is currently priced 49% below the average price you’ll pay for this route.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Billings to Boston (average of $314). Flying from Billings to Boston in November is currently the most expensive (average of $751). 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 Boston?

Book flights to Boston if you plan to visit one of these locations
Cambridge
Medford
Hampton Beach
Watertown
Seabrook
Seekonk
Cranston
Lincoln
Lowell
Smithfield
Peabody
Brockton
Quincy
York Beach
Warwick
Londonderry
Swansea
Old Orchard Beach
Waltham
Chelsea

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Billings to Boston

Discover the top 3 airlines that operate flights from Billings to Boston. 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$314Average$530FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$330Average$410FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$440Average$544FlexibilityNo cancel feeOn-time69%

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