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$509+ Cheap flights from Billings to Boston (BIL - BOS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
BIL — BOS
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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Find 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 October 28, 2025.

This United Airlines deal was found by Cheapflights users on 10/27. 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.
Tue 11/115:57 pmBIL - BOS
1 stop23h 58mUnited Airlines
Sat 11/1511:40 amBOS - BIL
1 stop11h 38mUnited Airlines
Deal found 10/27$509
This Mytrip deal was found by Cheapflights users on 10/26. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1910:02 amBIL - BOS
2 stops22h 49mMultiple Airlines
Sun 12/2111:55 amBOS - BIL
2 stops23h 17mMultiple Airlines
Deal found 10/26$596
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Tue 11/257:00 amBIL - BOS
2 stops13h 42mUnited Airlines
Tue 12/24:49 pmBOS - BIL
1 stop18h 57mUnited Airlines
Deal found 10/27$670
This Delta deal was found by Cheapflights users on 10/27. 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.
Tue 11/255:18 amBIL - BOS
1 stop8h 52mDelta
Tue 12/26:46 pmBOS - BIL
1 stop7h 37mDelta
Deal found 10/27$691
This American Airlines deal was found by Cheapflights users on 10/27. 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.
Tue 11/256:00 amBIL - BOS
1 stop15h 22mAmerican Airlines
Tue 12/25:32 amBOS - BIL
1 stop17h 43mAmerican Airlines
Deal found 10/27$692
This American Airlines deal was found by Cheapflights users on 10/26. 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.
Mon 12/12:00 pmBIL - BOS
1 stop19h 35mAmerican Airlines
Wed 12/105:21 amBOS - BIL
1 stop17h 57mAmerican Airlines
Deal found 10/26$718
This United Airlines deal was found by Cheapflights users on 10/27. 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 12/275:50 pmBIL - BOS
1 stop10h 08mUnited Airlines
Sat 1/37:15 amBOS - BIL
1 stop8h 09mUnited Airlines
Deal found 10/27$742

Cheap 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 October 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$509
(United Airlines)

Popular in

June

Cheapest in

September

Average price

$488
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
Highest demand for flights based on searches. 15% potential increase in price ($96 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in October 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 October 28, 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

Tue 11/11

5:57 pm-7:55 pm

1 stop23h 58m

Boston Logan Intl

Sat 11/15

11:40 am-9:18 pm

1 stop11h 38m

$509

BillingsBoston

BIL - BOS

BILBOS

Billings Logan Intl

Tue 3/31

6:00 am-4:58 pm

1 stop8h 58m

Boston Logan Intl

Thu 4/2

6:00 am-1:15 pm

1 stop9h 15m

$520

BillingsBoston

BIL - BOS

BILBOS

Billings Logan Intl

Tue 3/31

5:00 am-5:25 pm

2 stops10h 25m

Boston Logan Intl

Thu 4/2

1:30 pm-8:51 pm

1 stop9h 21m

$566

BillingsBoston

BIL - BOS

BILBOS

Billings Logan Intl

Fri 12/19

10:02 am-10:51 am

2 stops22h 49m

Boston Logan Intl

Sun 12/21

11:55 am-9:12 am

2 stops23h 17m

$596

BillingsBoston

BIL - BOS

BILBOS

Billings Logan Intl

Tue 11/25

7:00 am-10:42 pm

2 stops13h 42m

Boston Logan Intl

Tue 12/2

4:49 pm-9:46 am

1 stop18h 57m

$670

BillingsBoston

BIL - BOS

BILBOS

Billings Logan Intl

Fri 11/7

6:25 am-5:12 pm

1 stop8h 47m

$636

BillingsBoston

BIL - BOS

BILBOS

Billings Logan Intl

Fri 11/7

2:31 pm-10:34 am

2 stops18h 03m

$705

BillingsBoston

BIL - BOS

BILBOS

Billings Logan Intl

Fri 11/7

2:00 pm-11:06 pm

1 stop7h 06m

$790

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

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 October.
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 January is currently the most expensive (average of $486). 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 October 28, 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
7,994 reviews

Overall

7.9

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,994 reviews
Delta
7.9
Good
7,994 reviews

Overall

7.9

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
9,001 reviews
Delta
7.9
Good
7,994 reviews

Overall

7.9

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,032 reviews
Delta
7.9
Good
7,994 reviews

Overall

7.9

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

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?

    United Airlines and Hawaiian Airlines can get you from Billings to Boston in just under 8h 58m. Your travel time can differ by up to 15h. 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 42% below the average price you’ll pay for this route.

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

    $636 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on United Airlines and American Airlines, with prices starting from $705 and $790, respectively.

  • 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 January is currently the most expensive (average of $486). 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
Lincoln
Lowell
Smithfield
Cranston
Chestnut Hill
Peabody
Quincy
York Beach
Warwick
Swansea
Old Orchard Beach
Brockton
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 October 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$314Average$506FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$330Average$410FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$440Average$551FlexibilityNo cancel feeOn-time69%

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