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Cheap flights from Billings to Boston from $404

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Billings to Boston departing on 1/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Billings to Boston

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
2:15 pm - 8:32 am
BIL
-
BOS
16h 17m2 stops
American Airlines Logo
12:29 pm - 10:33 pm
BOS
-
BIL
12h 04m1 stop
$404American Airlines
Mon, Jan 12 - Tue, Jan 13
Alaska Airlines Logo
3:35 pm - 3:20 pm
BIL
-
BOS
21h 45m1 stop
Alaska Airlines Logo
6:44 pm - 2:55 pm
BOS
-
BIL
22h 11m1 stop
$420Alaska Airlines
Thu, Jan 29 - Mon, Feb 2
Delta Logo
6:10 pm - 6:05 am
BIL
-
BOS
9h 55m1 stop
Delta Logo
4:25 pm - 10:31 pm
BOS
-
BIL
8h 06m1 stop
$421Delta
Mon, Jan 12 - Tue, Jan 13
American Airlines Logo
6:54 am - 10:22 pm
BIL
-
BOS
13h 28m2 stops
American Airlines Logo
12:29 pm - 10:33 pm
BOS
-
BIL
12h 04m1 stop
$426American Airlines
Thu, Jan 29 - Mon, Feb 2
United Airlines Logo
6:30 am - 6:32 pm
BIL
-
BOS
10h 02m2 stops
United Airlines Logo
12:45 pm - 9:23 pm
BOS
-
BIL
10h 38m2 stops
$431United Airlines
Mon, Jan 12 - Tue, Jan 13
Delta Logo
6:25 am - 5:11 pm
BIL
-
BOS
8h 46m1 stop
Delta Logo
4:35 pm - 11:19 pm
BOS
-
BIL
8h 44m2 stops
$659Delta
Sun, Dec 28 - Fri, Jan 2
United Airlines Logo
6:35 am - 5:58 am
BIL
-
BOS
21h 23m1 stop
United Airlines Logo
8:55 pm - 9:24 pm
BOS
-
BIL
26h 29m1 stop
$705United Airlines
Sun, Dec 28 - Fri, Jan 2
Alaska Airlines Logo
6:00 am - 12:05 am
BIL
-
BOS
16h 05m1 stop
Alaska Airlines Logo
6:00 am - 12:08 am
BOS
-
BIL
20h 08m2 stops
$715Alaska Airlines
Fri, Jun 12 - Mon, Jun 15
Delta Logo
6:25 pm - 6:09 am
BIL
-
BOS
9h 44m1 stop
Delta Logo
6:00 pm - 10:37 pm
BOS
-
BIL
6h 37m1 stop
$728Delta
Fri, Jun 12 - Mon, Jun 15
Delta Logo
6:25 pm - 6:09 am
BIL
-
BOS
9h 44m1 stop
Delta Logo
2:30 pm - 10:37 pm
BOS
-
BIL
10h 07m2 stops
$733Delta
Fri, Jun 12 - Mon, Jun 15

Alaska Airlines flights from Billings to Boston

Our best Alaska Airlines deals on Billings to Boston flight tickets
Alaska Airlines
Jan 29
BIL3:35 pmBillings Logan Intl
21h 45m
1 stop
BOS3:20 pmBoston Logan Intl
Feb 2
BOS6:44 pmBoston Logan Intl
22h 11m
1 stop
BIL2:55 pmBillings Logan Intl
$420
Find similar
Alaska Airlines
Jun 12
BIL6:00 amBillings Logan Intl
16h 05m
1 stop
BOS12:05 amBoston Logan Intl
Jun 15
BOS6:00 amBoston Logan Intl
20h 08m
2 stops
BIL12:08 amBillings Logan Intl
$715
Find similar
Alaska Airlines
Jun 12
BIL6:00 amBillings Logan Intl
16h 05m
1 stop
BOS12:05 amBoston Logan Intl
Jun 15
BOS6:00 amBoston Logan Intl
9h 23m
1 stop
BIL1:23 pmBillings Logan Intl
$744
Find similar

Delta flights from Billings to Boston

Our best Delta deals on Billings to Boston flight tickets
Delta
Jan 12
BIL6:10 pmBillings Logan Intl
9h 55m
1 stop
BOS6:05 amBoston Logan Intl
Jan 13
BOS4:25 pmBoston Logan Intl
8h 06m
1 stop
BIL10:31 pmBillings Logan Intl
$421
Find similar
Delta
May 12
BIL6:25 pmBillings Logan Intl
9h 44m
1 stop
BOS6:09 amBoston Logan Intl
May 19
BOS2:30 pmBoston Logan Intl
10h 07m
2 stops
BIL10:37 pmBillings Logan Intl
$462
Find similar
Delta
May 12
BIL11:35 amBillings Logan Intl
9h 42m
2 stops
BOS11:17 pmBoston Logan Intl
May 19
BOS2:30 pmBoston Logan Intl
10h 07m
2 stops
BIL10:37 pmBillings Logan Intl
$467
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated December 15, 2025.
Use the filters below to find and compare flights from Billings to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BillingsBoston

BIL - BOS

BILBOS

Billings Logan Intl

Mon 1/12

2:15 pm-8:32 am

2 stops16h 17m

Boston Logan Intl

Tue 1/13

12:29 pm-10:33 pm

1 stop12h 04m

$404

BillingsBoston

BIL - BOS

BILBOS

Billings Logan Intl

Thu 1/29

3:35 pm-3:20 pm

1 stop21h 45m

Boston Logan Intl

Mon 2/2

6:44 pm-2:55 pm

1 stop22h 11m

$420

BillingsBoston

BIL - BOS

BILBOS

Billings Logan Intl

Mon 1/12

6:10 pm-6:05 am

1 stop9h 55m

Boston Logan Intl

Tue 1/13

4:25 pm-10:31 pm

1 stop8h 06m

$421

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

12:29 pm-10:33 pm

1 stop12h 04m

$426

BillingsBoston

BIL - BOS

BILBOS

Billings Logan Intl

Mon 1/12

6:30 am-6:32 pm

2 stops10h 02m

Boston Logan Intl

Tue 1/13

12:45 pm-9:23 pm

2 stops10h 38m

$431

BillingsBoston

BIL - BOS

BILBOS

Billings Logan Intl

Sun 12/28

6:25 am-5:11 pm

1 stop8h 46m

Boston Logan Intl

Fri 1/2

4:35 pm-11:19 pm

2 stops8h 44m

$659

BillingsBoston

BIL - BOS

BILBOS

Billings Logan Intl

Sun 12/28

6:35 am-5:58 am

1 stop21h 23m

Boston Logan Intl

Fri 1/2

8:55 pm-9:24 pm

1 stop26h 29m

$705

BillingsBoston

BIL - BOS

BILBOS

Billings Logan Intl

Fri 6/12

6:00 am-12:05 am

1 stop16h 05m

Boston Logan Intl

Mon 6/15

6:00 am-12:08 am

2 stops20h 08m

$715

BillingsBoston

BIL - BOS

BILBOS

Billings Logan Intl

Fri 6/12

6:25 pm-6:09 am

1 stop9h 44m

Boston Logan Intl

Mon 6/15

6:00 pm-10:37 pm

1 stop6h 37m

$728

BillingsBoston

BIL - BOS

BILBOS

Billings Logan Intl

Fri 6/12

6:25 pm-6:09 am

1 stop9h 44m

Boston Logan Intl

Mon 6/15

2:30 pm-10:37 pm

2 stops10h 07m

$733

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Boston from

How to get the cheapest flight ticket from Billings to Boston

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Billings and Boston?

What is the cheapest month to fly to Boston?

In general, September is the cheapest month to fly from Billings to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $333. If you aren’t able to travel during the month of September, then book flights to Boston from Billings during August instead. Flights to Boston in August, while not as cheap as those in September, still average around $461.

What is the cheapest day to depart on your flight to Boston?

The cheapest day to depart from Billings to Boston is on a Wednesday when prices can be found for as low as $542. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Boston on Sunday is $717.

What is the cheapest time of day to depart on your flight to Boston?

According to our data, the cheapest time of day to fly to Boston is at noon. momondo users have found flights departing from Billings to Boston at noon for as low as $605. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the morning is when there is more demand to fly to Boston, so prices are often more expensive at around $676 per ticket.

When to book flights from Billings to Boston

Are you open to changing your travel dates? Check out the ideal times to fly from Billings to Boston according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Billings to Boston (BIL to BOS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Billings to Boston

Fastest flight time

5h 55m

Direct flights

None
The fastest flight from Billings to Boston takes 5h 55m
There are no direct flights from Billings to Boston. There are no popular flight routes from Billings to Boston.
Search flight deals

  • How far is Billings Logan Intl to Boston Logan Intl by plane?

    The straight-line distance from Billings Logan Intl to Boston Logan Intl is 1855.1 mi. Typically, this will take 5h 55m by plane in normal conditions.

  • When did momondo last update prices for flights from Billings Logan Intl Airport to Boston Logan Intl Airport?

    Prices for flights from Billings Logan Intl Airport to Boston Logan Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Billings Logan Intl Airport to Boston Logan Intl Airport?

  • How old do you have to be to fly from Billings Logan Intl Airport to Boston Logan Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Billings Logan Intl Airport to Boston Logan Intl Airport.

  • What documentation or ID do you need to fly to Boston Logan Intl Airport?

    The necessary travel and health documents for your Boston Logan Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Billings to Boston?

Best airlines flying from Billings to Boston

Compare and see reviews for airlines that fly from Billings to Boston with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $314Free CancellationRating
7.9
8,008 reviews
Search Delta flights
American AirlinesPriceFrom $330Free CancellationRating
7.2
11,052 reviews
Search American Airlines flights
United AirlinesPriceFrom $440Free CancellationRating
7.4
9,092 reviews
Search United Airlines flights

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Hampton Beach
Salem
Ogunquit
Old Orchard Beach
Hampton
York Beach
Plymouth
Kennebunkport
South Yarmouth
Cambridge
Narragansett
Gloucester
Nashua
Falmouth
Laconia
Brockton
Concord
Sturbridge
Everett
Chatham

Why use momondo?

Why should I use momondo to find a flight deal from Billings to Boston?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Billings to Boston. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Billings to Boston with flexible booking policies on momondo?

All flight searches from Billings to Boston on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Billings to Boston?

Once all potential Billings to Boston flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Billings to Boston right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Boston from Billings. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Boston trip

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