Skip to content

Get United's best fares today on flights from Boston to Great Falls from *

Select journey type

Enter to select travel class and passengers

Book with confidence with United

Low fare calendar for flights from Boston (BOS) to Great Falls (GTF)

Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
1
No available fares
2
from
$1,065*
Viewed:a day ago
Economy
Return:06/16/20
3
No available fares
4
No available fares
5
from
$1,130*
Viewed:10 hours ago
Economy
Return:06/19/20
6
from
$930*
Viewed:10 hours ago
Economy
Return:06/13/20
7
No available fares
8
No available fares
9
from
$909*
Viewed:10 hours ago
Economy
Return:06/16/20
10
No available fares
11
No available fares
12
from
$1,151*
Viewed:10 hours ago
Economy
Return:06/19/20
13
from
$1,220*
Viewed:10 hours ago
Economy
Return:06/20/20
14
No available fares
15
No available fares
16
from
$1,274*
Viewed:10 hours ago
Economy
Return:06/23/20
17
No available fares
18
No available fares
19
from
$1,240*
Viewed:10 hours ago
Economy
Return:07/03/20
20
from
$1,227*
Viewed:10 hours ago
Economy
Return:07/04/20
21
No available fares
22
No available fares
23
No available fares
24
No available fares
25
No available fares
26
from
$814*
Viewed:10 hours ago
Economy
Return:07/10/20
27
No available fares
28
No available fares
29
No available fares
30
from
$2,057*
Viewed:10 hours ago
Economy
Return:07/07/20
from
$633*
Viewed:10 hours ago
Economy
Return:07/11/20
Lowest PriceToday
*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

Looking for additional flights from Boston to Great Falls?

FromToDatesFare TypePrice

Boston (BOS)

Great Falls (GTF)

Depart: 07/15/20

Return: 07/29/20

Roundtrip
from
$286*
Viewed:22hoursago

Boston (BOS)

Great Falls (GTF)

Depart: 07/21/20

Return: 08/04/20

Roundtrip
from
$286*
Viewed:22hoursago

Boston (BOS)

Great Falls (GTF)

Depart: 07/22/20

Return: 08/05/20

Roundtrip
from
$286*
Viewed:22hoursago

Boston (BOS)

Great Falls (GTF)

Depart: 07/15/20

Return: 07/22/20

Roundtrip
from
$286*
Viewed:22hoursago

Boston (BOS)

Great Falls (GTF)

Depart: 07/22/20

Return: 07/29/20

Roundtrip
from
$286*
Viewed:22hoursago

Boston (BOS)

Great Falls (GTF)

Depart: 08/05/20

Return: 08/12/20

Roundtrip
from
$286*
Viewed:22hoursago

Boston (BOS)

Great Falls (GTF)

Depart: 08/11/20

Return: 08/18/20

Roundtrip
from
$286*
Viewed:22hoursago

Boston (BOS)

Great Falls (GTF)

Depart: 08/05/20

Return: 08/19/20

Roundtrip
from
$286*
Viewed:22hoursago

Boston (BOS)

Great Falls (GTF)

Depart: 08/11/20

Return: 08/25/20

Roundtrip
from
$286*
Viewed:22hoursago

Boston (BOS)

Great Falls (GTF)

Depart: 08/04/20

Return: 08/11/20

Roundtrip
from
$286*
Viewed:10hoursago

*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

Weather in Great Falls

Saturday light rain
79°F 05/30/20
Sunday overcast clouds
76°F 05/31/20
Monday light rain
70°F 06/01/20
Tuesday sky is clear
66°F 06/02/20
Wednesday broken clouds
71°F 06/03/20
Thursday overcast clouds
68°F 06/04/20
Friday moderate rain
69°F 06/05/20
Powered by: OpenWeatherMap.org