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Cheap flights from Great Falls (GTF) to San Diego (SAN)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Great Falls (GTF) to San Diego (SAN)

How to find the cheapest flight from Great Falls (GTF) to San Diego (SAN)
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How to find the cheapest flight from Great Falls (GTF) to San Diego (SAN)
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How to find the cheapest flight from Great Falls (GTF) to San Diego (SAN)
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Cheap flights from Great Falls to San Diego in September , October 2026

29 Sep - 28 Oct $ 797.00
GTF
Great Falls
Alaska Airlines
2 STOPS
SAN
San Diego
SAN
San Diego
Alaska Airlines
1 STOPS
GTF
Great Falls
Pick dates
29 Sep - 09 Oct $ 964.00
GTF
Great Falls
Alaska Airlines
2 STOPS
SAN
San Diego
SAN
San Diego
Alaska Airlines
1 STOPS
GTF
Great Falls
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30 Sep - 01 Oct $ 1,189.00
GTF
Great Falls
Alaska Airlines
1 STOPS
SAN
San Diego
SAN
San Diego
Alaska Airlines
1 STOPS
GTF
Great Falls
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Last minute flights from Great Falls to San Diego

29 Sep - 01 Oct $ 1,467.00
GTF
Great Falls
Alaska Airlines
2 STOPS
SAN
San Diego
SAN
San Diego
Alaska Airlines
3 STOPS
GTF
Great Falls
Pick dates
29 Sep - 01 Oct $ 1,557.00
GTF
Great Falls
Alaska Airlines
2 STOPS
SAN
San Diego
SAN
San Diego
Alaska Airlines
2 STOPS
GTF
Great Falls
Pick dates
29 Sep - 01 Oct $ 1,641.00
GTF
Great Falls
Alaska Airlines
1 STOPS
SAN
San Diego
SAN
San Diego
Alaska Airlines
3 STOPS
GTF
Great Falls
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One-way flights to San Diego from Great Falls

5:19 PM - 8:25 AM
Alaska Airlines
2 Stops
17h 49m
GTF - SAN
$ 465
Kiwi
Pick dates
2:37 PM - 7:10 PM
United Airlines
1 Stops
7h 1m
GTF - SAN
$ 505
Kiwi
Pick dates
2:37 PM - 7:10 PM
United Airlines
1 Stops
7h 1m
GTF - SAN
$ 505
Kiwi
Pick dates

How to find the cheapest flight from Great Falls (GTF) to San Diego (SAN)

Related info for your journey
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How to find the cheapest flight from Great Falls (GTF) to San Diego (SAN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Great Falls (GTF) to San Diego (SAN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.