CA $193 Cheap Delta fights from Great Falls (GTF) to San Diego (SAN)

View CA $193 flight on Fri, Jan 30, 2026Opens in a new window
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Delta flights from Great Falls to San Diego (GTF→SAN)

Prices were available within the past 7 days and start at CA $193 for one-way flights and CA $369 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, Jan 14 - Tue, Jan 20
GTF
Great Falls
SAN
San Diego
CA $369 Roundtrip, found 4 days ago
CA $369
Roundtrip
found 4 days ago
Select Delta flight, departing Wed, Jan 14 from Great Falls to San Diego, returning Tue, Jan 20, priced at CA $369 found 4 days ago
Delta
Fri, Feb 27 - Fri, Mar 6
GTF
Great Falls
SAN
San Diego
CA $383 Roundtrip, found 5 days ago
CA $383
Roundtrip
found 5 days ago
Select Delta flight, departing Fri, Feb 27 from Great Falls to San Diego, returning Fri, Mar 6, priced at CA $383 found 5 days ago
Delta
Thu, Jan 8 - Sat, Jan 10
GTF
Great Falls
SAN
San Diego
CA $385 Roundtrip, found 3 days ago
CA $385
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Jan 8 from Great Falls to San Diego, returning Sat, Jan 10, priced at CA $385 found 3 days ago
Delta
Tue, Feb 10 - Fri, Feb 20
GTF
Great Falls
SAN
San Diego
CA $396 Roundtrip, found 7 hours ago
CA $396
Roundtrip
found 7 hours ago
Select Delta flight, departing Tue, Feb 10 from Great Falls to San Diego, returning Fri, Feb 20, priced at CA $396 found 7 hours ago
Delta
Fri, Jan 16 - Tue, Jan 20
GTF
Great Falls
SAN
San Diego
CA $404 Roundtrip, found 4 days ago
CA $404
Roundtrip
found 4 days ago
Select Delta flight, departing Fri, Jan 16 from Great Falls to San Diego, returning Tue, Jan 20, priced at CA $404 found 4 days ago
Delta
Sun, Jan 11 - Tue, Jan 13
GTF
Great Falls
SAN
San Diego
CA $413 Roundtrip, found 3 days ago
CA $413
Roundtrip
found 3 days ago
Select Delta flight, departing Sun, Jan 11 from Great Falls to San Diego, returning Tue, Jan 13, priced at CA $413 found 3 days ago

Find the cheapest month to fly from Great Falls (GTF) to San Diego (SAN)

February is typically the cheapest month to fly

From CA $293 - CA $848 per traveller.
Flight from Great Falls to San Diego (GTF - SAN) route information
Origin airport
Great Falls Intl.
Destination airport
San Diego Intl.
Distance
1702 km

Frequently asked questions

How much is a Delta Air Lines flight from Great Falls Intl. Airport (GTF) to San Diego Intl. Airport (SAN)?
Use the "Price (lowest to highest)" filter on Expedia to search for cheap Delta Air Lines round-trip flights from CA $369 from GTF to SAN. Affordable one-way fares from CA $193 are available as well.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from GTF to SAN with Delta Air Lines?
Delta Air Lines flights to San Diego are often cheaper in the off-peak months of January and November. Whether you need a round-trip or one-way ticket, you could land a better deal then.
Does Delta Air Lines fly nonstop from Great Falls Intl. Airport (GTF) to San Diego Intl. Airport (SAN)?
Use our "Nonstop" filter when looking for direct Delta Air Lines flights from GTF to SAN. It's also a good way to compare other airlines servicing the same nonstop route.
What airports does Delta Air Lines fly into in San Diego?
Take a Delta Air Lines flight from Great Falls Intl. Airport (GTF) to San Diego, and you'll likely touch down at San Diego Intl. Airport (SAN). This is the airline's main hub here.
Can I change or cancel my Delta Air Lines flight from Great Falls Intl. Airport (GTF) to San Diego Intl. Airport (SAN)?
Typically, you can cancel or modify your flight, although there may be additional fees if you made your booking over 24 hours ago. Need to keep your options open? Apply the "Changes included" or "No cancel fee" filter to find flights that won't charge you extra if you have to revise your plans. To update your booking, visit "Trips," select your flight and click on "Manage Booking" for more information.

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