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$153+ 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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
BIL — BOS
ago. 3 — ago. 101
dom. 8/3
dom. 8/10
1 adult, Economy
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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 julio 29, 2025.

Round-trip from

$307
(American Airlines)

One-way from

$153
(Alaska Airlines)

Popular in

June

Cheapest in

September

Average price

$518
From Billings Logan Intl to Boston Logan Intl
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One-way flight from Billings Logan Intl to Boston Logan Intl
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Highest demand for flights based on searches. 10% potential increase in price ($65 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($17 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 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 julio 29, 2025.

This American Airlines deal was found by Cheapflights users on 7/29. 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.
lun. 9/2912:19 pmBIL - BOS
1 stop8h 21mAmerican Airlines
jue. 10/27:01 amBOS - BIL
1 stop6h 48mAmerican Airlines
Deal found 7/29$307
This Hawaiian Airlines deal was found by Cheapflights users on 7/26. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/252:04 pmBIL - BOS
1 stop8h 23mHawaiian Airlines
dom. 9/286:00 amBOS - BIL
1 stop9h 24mHawaiian Airlines
Deal found 7/26$362
This Alaska Airlines deal was found by Cheapflights users on 7/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/253:43 pmBIL - BOS
1 stop12h 17mAlaska Airlines
dom. 9/287:20 amBOS - BIL
1 stop18h 51mAlaska Airlines
Deal found 7/27$385
This United Airlines deal was found by Cheapflights users on 7/29. 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.
sáb. 12/277:00 amBIL - BOS
1 stop20h 58mUnited Airlines
sáb. 1/36:01 amBOS - BIL
2 stops16h 56mUnited Airlines
Deal found 7/29$575
This Delta deal was found by Cheapflights users on 7/28. 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.
sáb. 12/275:20 amBIL - BOS
1 stop7h 13mDelta
sáb. 1/35:35 amBOS - BIL
2 stops14h 13mDelta
Deal found 7/28$614

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 julio 29, 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

lun. 9/29

12:19 pm-10:40 pm

1 stop8h 21m

Boston Logan Intl

jue. 10/2

7:01 am-11:49 am

1 stop6h 48m

$307

BillingsBoston

BIL - BOS

BILBOS

Billings Logan Intl

jue. 9/25

2:04 pm-12:27 am

1 stop8h 23m

Boston Logan Intl

dom. 9/28

6:00 am-1:24 pm

1 stop9h 24m

$362

BillingsBoston

BIL - BOS

BILBOS

Billings Logan Intl

jue. 9/25

3:43 pm-6:00 am

1 stop12h 17m

Boston Logan Intl

dom. 9/28

7:20 am-12:11 am

1 stop18h 51m

$385

BillingsBoston

BIL - BOS

BILBOS

Billings Logan Intl

sáb. 12/27

7:00 am-5:58 am

1 stop20h 58m

Boston Logan Intl

sáb. 1/3

6:01 am-8:57 pm

2 stops16h 56m

$575

BillingsBoston

BIL - BOS

BILBOS

Billings Logan Intl

sáb. 12/27

5:20 am-2:33 pm

1 stop7h 13m

Boston Logan Intl

sáb. 1/3

5:35 am-5:48 pm

2 stops14h 13m

$614

BillingsBoston

BIL - BOS

BILBOS

Billings Logan Intl

lun. 9/15

7:18 pm-8:00 am

1 stop10h 42m

$153

BillingsBoston

BIL - BOS

BILBOS

Billings Logan Intl

mar. 9/23

12:19 pm-9:00 pm

1 stop6h 41m

$154

BillingsBoston

BIL - BOS

BILBOS

Billings Logan Intl

lun. 9/15

9:33 pm-10:43 pm

2 stops23h 10m

$155

BillingsBoston

BIL - BOS

BILBOS

Billings Logan Intl

mar. 8/12

6:30 am-7:44 pm

2 stops11h 14m

$236

BillingsBoston

BIL - BOS

BILBOS

Billings Logan Intl

mié. 8/6

12:50 pm-11:32 pm

1 stop8h 42m

$331

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

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, January is the cheapest month in which you can book a flight from Billings to Boston (average of $218). Flying from Billings to Boston in July is currently the most expensive (average of $311). 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 BIL to BOS?

Find hourly flight availability from Billings to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 29, 2025.

A simple way to save on the total cost of your ticket is to fly from Billings to Boston at noon. If you’re flexible enough to do this you can expect to save up to 11% on your trip compared to booking a flight in the morning.

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 julio 29, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta, and Hawaiian 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.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,977 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Hawaiian Airlines
7.8
Good
2,605 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,899 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

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.

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

    American Airlines, at $307, was found to be the cheapest airline from Billings to Boston.Alternate airlines to your destination round-trip include Hawaiian Airlines and Alaska Airlines. American Airlines is currently priced 45% below the average price you’ll pay for this route.

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

    $153 is the cheapest one-way deal found within the past few days, from Alaska Airlines. You may also be able to find cheap deals on American Airlines and Delta, with prices starting from $154 and $236, 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, January is the cheapest month in which you can book a flight from Billings to Boston (average of $218). Flying from Billings to Boston in July is currently the most expensive (average of $311). 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
Watertown
Warwick
Seabrook
Waltham
Framingham
Lowell
Randolph
Smithfield
Cranston
Chestnut Hill
York Beach
Chelsea
Saco
Burlington
Hampton Beach
Swansea
Lincoln
Quincy

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 julio 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$314Average$565FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$333Average$418FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$508Average$604FlexibilityNo cancel feeOn-time69%

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