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$154+ 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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — BIL
Jul 7 — Jul 141
Mon 7/7
Mon 7/14
1 adult, Economy
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Cheapflights Tip: The best prices from Boston Logan Intl to Billings Logan Intl are usually found in January or April, booked 53 days in advance, depart on a Tuesday or Monday and return on a Wednesday

Cheap 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 July 2, 2025.

Round-trip from

$331
(American Airlines)

One-way from

$154
(American Airlines)

Popular in

November

Cheapest in

January

Average price

$576
From Boston Logan Intl to Billings Logan Intl
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One-way flight from Boston Logan Intl to Billings Logan Intl
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Highest demand for flights based on searches. 19% potential increase in price ($148 potential increase over avg. RT price).
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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 July 2025
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Find 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 July 2, 2025.

This American Airlines deal was found by Cheapflights users on 6/30. 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 8/1212:35 pmBOS - BIL
1 stop12h 25mAmerican Airlines
Wed 9/36:02 amBIL - BOS
1 stop7h 04mAmerican Airlines
Deal found 6/30$331
This Delta deal was found by Cheapflights users on 6/30. 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 8/1210:10 amBOS - BIL
2 stops14h 24mDelta
Wed 9/35:25 amBIL - BOS
2 stops12h 00mDelta
Deal found 6/30$364
This Mytrip deal was found by Cheapflights users on 6/30. 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.
Thu 8/78:48 pmBOS - BIL
3 stops26h 48mMultiple Airlines
Fri 8/159:12 pmBIL - BOS
2 stops23h 22mMultiple Airlines
Deal found 6/30$388
This Hawaiian Airlines deal was found by Cheapflights users on 6/30. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/17:00 amBOS - BIL
1 stop10h 00mHawaiian Airlines
Sat 11/86:00 amBIL - BOS
1 stop8h 40mHawaiian Airlines
Deal found 6/30$390
This Alaska Airlines deal was found by Cheapflights users on 7/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/214:26 pmBOS - BIL
1 stop9h 42mAlaska Airlines
Mon 10/277:22 pmBIL - BOS
1 stop10h 07mAlaska Airlines
Deal found 7/1$400
This United Airlines deal was found by Cheapflights users on 6/30. 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.
Mon 7/143:25 pmBOS - BIL
1 stop7h 38mUnited Airlines
Thu 7/175:00 amBIL - BOS
2 stops8h 32mUnited Airlines
Deal found 6/30$466

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 July 2, 2025.
Use the filters below to find and compare flights from Boston to Billings that are best for you.

Fly from

Boston

Fly to

Billings

Route

Depart

Return

Price

BostonBillings

BOS - BIL

BOSBIL

Boston Logan Intl

Tue 8/12

12:35 pm-11:00 pm

1 stop12h 25m

Billings Logan Intl

Wed 9/3

6:02 am-3:06 pm

1 stop7h 04m

$331

BostonBillings

BOS - BIL

BOSBIL

Boston Logan Intl

Tue 8/12

10:10 am-10:34 pm

2 stops14h 24m

Billings Logan Intl

Wed 9/3

5:25 am-7:25 pm

2 stops12h 00m

$364

BostonBillings

BOS - BIL

BOSBIL

Boston Logan Intl

Thu 8/7

8:48 pm-9:36 pm

3 stops26h 48m

Billings Logan Intl

Fri 8/15

9:12 pm-10:34 pm

2 stops23h 22m

$388

BostonBillings

BOS - BIL

BOSBIL

Boston Logan Intl

Sat 11/1

7:00 am-3:00 pm

1 stop10h 00m

Billings Logan Intl

Sat 11/8

6:00 am-4:40 pm

1 stop8h 40m

$390

BostonBillings

BOS - BIL

BOSBIL

Boston Logan Intl

Tue 10/21

4:26 pm-12:08 am

1 stop9h 42m

Billings Logan Intl

Tue 10/28

6:00 am-4:40 pm

1 stop8h 40m

$400

BostonBillings

BOS - BIL

BOSBIL

Boston Logan Intl

Mon 7/14

3:25 pm-9:03 pm

1 stop7h 38m

Billings Logan Intl

Thu 7/17

5:00 am-3:32 pm

2 stops8h 32m

$466

BostonBillings

BOS - BIL

BOSBIL

Boston Logan Intl

Mon 9/15

5:00 am-11:49 am

1 stop8h 49m

$154

BostonBillings

BOS - BIL

BOSBIL

Boston Logan Intl

Fri 10/10

7:20 am-3:04 pm

1 stop9h 44m

$209

BostonBillings

BOS - BIL

BOSBIL

Boston Logan Intl

Mon 9/15

2:39 pm-11:10 pm

2 stops10h 31m

$215

BostonBillings

BOS - BIL

BOSBIL

Boston Logan Intl

Thu 8/7

6:00 am-9:36 pm

3 stops41h 36m

$221

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Showing 1-10 of 12 results
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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

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

Use this chart to determine the optimal time to book a round-trip flight from Boston to Billings. Price data was last updated on June 27, 2025.

The best time to book flights from Boston to Billings is 52 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, February is the cheapest month in which you can book a flight from Boston to Billings (average of $396). Flying from Boston to Billings in June is currently the most expensive (average of $512). 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.

What is the cheapest time of day to fly from BOS to BIL?

Find hourly flight availability from Boston to Billings. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 2, 2025.

When flying from Boston to Billings, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 4% versus a flight at noon.

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 July 2, 2025.
See what other customers who have flown with Alaska Airlines, Delta, and Hawaiian 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.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,983 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,540 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,861 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

  • 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 $331 on this airline. Additional options worth looking into are Delta and Hawaiian Airlines, starting at $364 and $390 round-trip. You may be able to fly from Boston to Billings for 44% 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 $154. Hawaiian Airlines flights start at $209 while deals on Delta start at $215 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, February is the cheapest month in which you can book a flight from Boston to Billings (average of $396). Flying from Boston to Billings in June is currently the most expensive (average of $512). 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

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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 July 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$314Average$597FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$400Average$578FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$462Average$629FlexibilityNo cancel feeOn-time69%

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