Cheap flights from San Diego to Great Falls from $139

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2 stops
Sat, May 10
San Diego SANGreat Falls GTF

$139
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2 stops
Sat, May 10
San Diego SANGreat Falls GTF

$147
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1 stop
Wed, May 7
San Diego SANGreat Falls GTF

$192
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1 stop
Wed, May 7
San Diego SANGreat Falls GTF

$192
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1 stop
Wed, May 7
San Diego SANGreat Falls GTF

$201
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1 stop
Sat, May 10
San Diego SANGreat Falls GTF

$208
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Prices updated:

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2 stops
Sat, May 10 – Mon, May 12
San Diego SANGreat Falls GTF

$304
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1 stop
Wed, May 7 – Sat, May 10
San Diego SANGreat Falls GTF

$327
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1 stop
Wed, May 7 – Fri, May 9
San Diego SANGreat Falls GTF

$328
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1 stop
Wed, May 7 – Fri, May 9
San Diego SANGreat Falls GTF

$337
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1 stop
Sat, May 10 – Mon, May 12
San Diego SANGreat Falls GTF

$350
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1 stop
Sat, May 10 – Mon, May 12
San Diego SANGreat Falls GTF

$375
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How much do flights to Great Falls cost?

Key info about flying to Great Falls

Depart from
San Diego International
Arrive to
Great Falls International
Average flights per week
44
Flight distance

Check-in for a flight from San Diego to Great Falls

NameCarrier codeIATA CodePassport needed during booking
Alaska AirlinesASAASNo
Hawaiian AirlinesHALHANo
United AirlinesUALUANo

Weather in Great Falls

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January0°C-7°C
February0°C-8°C
March6°C-3°C
April11°C0°C
May17°C5°C
June22°C9°C
July29°C14°C
August28°C14°C
September22°C10°C
October13°C2°C
November5°C-3°C
December0°C-7°C
Hottest Month
29°C
July
Coldest month
-8°C
February
Sunny days
271
days per year
Snow days
23
days per year

14 day forecast

Sunday
13 Apr
64%
13°C0°C
20 Apr
17°C5°C
Monday
14 Apr
17°C-2°C
21 Apr
15°C8°C
Tuesday
15 Apr
22°C-1°C
22 Apr
88%
6°C2°C
Wednesday
16 Apr
74%
18°C1°C
23 Apr
81%
4°C1°C
Thursday
17 Apr
72%
0°C-2°C
24 Apr
12°C0°C
Friday
18 Apr
76%
0°C-8°C
25 Apr
14°C3°C
Saturday
19 Apr
8°C-3°C
26 Apr
85%
15°C4°C
Travelers usually depart from San Diego International, or McClellan–Palomar when they travel from San Diego to Great Falls. The most popular airlines for this route are Alaska Airlines, Hawaiian Airlines, and United Airlines. San Diego and Great Falls have 44 direct flights per week.

Frequently asked questions

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What time do nonstop (direct) flights between San Diego and Great Falls depart?
What time do nonstop (direct) flights between San Diego and Great Falls arrive?
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Flights from San Diego

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The nearest countries with flights to Great Falls

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Other destination countries from San Diego

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