Allegiant AirDepart15:22
Mon, Dec 21CHA → SAN
9h 24m · 3 stops
$321one way, per person
View deal
- Cheapest fare
- $321
- Cheapest month
- December
- Direct flights
- Not recently
- Quickest trip
- 9h 24m
Allegiant Air · Mon, Dec 21
from $321
Usually 1+ stop
2,940 km
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Cheapest month to fly from Chattanooga to San Diego
Lowest one-way fare per person in each month. Choose a month to see every date.
Cheapest dates in December 2026
The lowest fares we've seen for each day, cheapest first.
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About flights from Chattanooga to San Diego
Chattanooga (CHA) and San Diego (SAN) are about 2,940 km apart. We haven't seen direct fares on this route recently, so expect at least one stop; the quickest journey we've seen takes about 9h 24m. Over the next few months, one-way fares start from $321, and December 2026 is currently the cheapest month to fly.
These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.
Frequently asked questions
How much is a flight from Chattanooga to San Diego?
The cheapest one-way fare we've seen recently is $321 with Allegiant Air, departing Monday, December 21, 2026.
What is the cheapest month to fly from Chattanooga to San Diego?
December 2026 currently has the lowest fares, from $321 one way.
Are there direct flights from Chattanooga to San Diego?
We haven't seen direct fares recently, so most journeys include at least one stop.
How long is the flight from Chattanooga to San Diego?
The quickest journey we've seen takes about 9h 24m. Chattanooga and San Diego are around 2,940 km apart.
Which airlines fly from Chattanooga to San Diego?
Recent fares on this route were with Allegiant Air.
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