Find Deals on Flights from Boston Logan International to Helena (BOS - HLN)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
Students
under 26
The price shown for each flight will be the average for all passengers including any infants.
Compare vs. KAYAK all | none
Browse Origins:
Browse Destinations:

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Boston Logan International to Helena

(Round-trip)
Depart: Wed Jan 4 2017 Return: Mon Jan 9 2017 Trip spans 6 days
Delta
Delta
BOS
6:32a
HLN
4:39p
10h 07m
1 stop
HLN
12:30a
BOS
10:01a
9h 31m
1 stop
Depart: Fri Jun 2 2017 Return: Sun Jun 4 2017 Trip spans 3 days
Major Airline
Major Airline
BOS
10:55a
HLN
9:11a
22h 16m
2 stops
HLN
7:45a
BOS
9:48p
14h 03m
2 stops
Depart: Sat Jan 7 2017 Return: Tue Jan 17 2017 Trip spans 11 days
United
United
BOS
10:03a
HLN
5:53p
7h 50m
1 stop
HLN
2:10a
BOS
8:35a
6h 25m
1 stop
Depart: Sat Feb 25 2017 Return: Fri Mar 3 2017 Trip spans 7 days
Alaska Airlines
Alaska Airlines
BOS
2:00a
HLN
11:51a
9h 51m
1 stop
HLN
10:25a
BOS
10:45p
12h 20m
1 stop
Depart: Thu Jan 5 2017 Return: Mon Jan 9 2017 Trip spans 5 days
Delta
Delta
BOS
1:40a
HLN
9:57a
8h 17m
1 stop
HLN
12:30a
BOS
10:01a
9h 31m
1 stop
Depart: Fri Jan 6 2017 Return: Mon Jan 9 2017 Trip spans 4 days
Delta
Delta
BOS
6:40a
HLN
4:39p
9h 59m
1 stop
HLN
12:30a
BOS
10:01a
9h 31m
1 stop
Depart: Tue Jan 10 2017 Return: Tue Jan 17 2017 Trip spans 8 days
United
United
BOS
10:03a
HLN
5:53p
7h 50m
1 stop
HLN
2:10a
BOS
8:35a
6h 25m
1 stop
Depart: Tue Feb 28 2017 Return: Fri Mar 3 2017 Trip spans 4 days
Alaska Airlines
Alaska Airlines
BOS
2:00a
HLN
11:51a
9h 51m
1 stop
HLN
10:25a
BOS
10:45p
12h 20m
1 stop
Depart: Mon Jan 9 2017 Return: Tue Jan 17 2017 Trip spans 9 days
Delta
Delta
BOS
6:55a
HLN
4:47p
9h 52m
1 stop
HLN
12:30a
BOS
10:01a
9h 31m
1 stop
Depart: Wed Jan 11 2017 Return: Tue Jan 17 2017 Trip spans 7 days
United
United
BOS
10:03a
HLN
5:55p
7h 52m
1 stop
HLN
2:10a
BOS
8:35a
6h 25m
1 stop
Depart: Thu Jan 12 2017 Return: Tue Jan 17 2017 Trip spans 6 days
Delta
Delta
BOS
6:55a
HLN
4:47p
9h 52m
1 stop
HLN
12:30a
BOS
10:01a
9h 31m
1 stop
Depart: Wed May 31 2017 Return: Sat Jun 3 2017 Trip spans 4 days
Alaska Airlines
Alaska Airlines
BOS
3:00a
HLN
1:11p
10h 11m
1 stop
HLN
11:46a
BOS
1:57a
14h 11m
1 stop
Depart: Fri Jan 27 2017 Return: Fri Feb 3 2017 Trip spans 8 days
Delta
Delta
BOS
9:27a
HLN
4:47p
7h 20m
1 stop
HLN
12:30a
BOS
6:51a
6h 21m
1 stop
Depart: Sat Dec 17 2016 Return: Mon Dec 19 2016 Trip spans 3 days
Major Airline
Major Airline
BOS
12:00a
HLN
6:01a
6h 01m
nonstop
HLN
8:00a
BOS
10:01a
2h 01m
nonstop
Depart: Thu Feb 23 2017 Return: Tue Feb 28 2017 Trip spans 6 days
Delta
Delta
BOS
6:25a
HLN
4:35p
10h 10m
1 stop
HLN
12:40p
BOS
10:33p
9h 53m
1 stop
Depart: Wed Feb 15 2017 Return: Tue Feb 21 2017 Trip spans 7 days
Alaska Airlines
Alaska Airlines
BOS
1:50p
HLN
11:51a
22h 01m
1 stop
HLN
10:25a
BOS
10:50a
24h 25m
1 stop
Depart: Sun Feb 26 2017 Return: Tue Feb 28 2017 Trip spans 3 days
United
United
BOS
10:11a
HLN
5:54p
7h 43m
1 stop
HLN
2:10a
BOS
11:21a
9h 11m
1 stop
Depart: Fri Feb 24 2017 Return: Tue Feb 28 2017 Trip spans 5 days
Delta
Delta
BOS
6:25a
HLN
4:35p
10h 10m
1 stop
HLN
12:40p
BOS
10:33p
9h 53m
1 stop
Depart: Fri Jan 13 2017 Return: Tue Jan 17 2017 Trip spans 5 days
United
United
BOS
10:03a
HLN
5:54p
7h 51m
1 stop
HLN
2:10a
BOS
8:35a
6h 25m
1 stop
Depart: Mon Feb 27 2017 Return: Tue Feb 28 2017 Trip spans 2 days
Delta
Delta
BOS
6:25a
HLN
4:35p
10h 10m
1 stop
HLN
12:40p
BOS
10:33p
9h 53m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

We compile tonnes of data for you
Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

Boston
$394
Destination

Helena
$394