$271+ Cheap flights from Butte to San Diego (BTM - SAN)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/19. Fares are subject to change and may not be available on all flights or dates of travel.
BTM — SAN
août 23 — août 301
1 adult, Economy
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Cheapest flights from Butte to San DiegoExplore the most affordable flight options available from Butte to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on août 18, 2025.
Explore the most affordable flight options available from Butte to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on août 18, 2025.
This United Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 8/219:45 amBTM - SAN
1 stop6h 16mUnited Airlines
dim. 8/2412:52 pmSAN - BTM
1 stop8h 29mUnited Airlines
Deal found 8/18![United Airlines logo]()
$568
Cheapflights Fare Finder
Customize your flight search to find flights from Butte to San Diego that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated août 18, 2025.
Use the filters below to find and compare flights from Butte to San Diego that are best for you.
Fly from
Butte
Fly to
San Diego
Route
Depart
Return
Price
ButteSan Diego
BTM - SAN
BTMSAN
Butte Silver Bow Co
ven. 12/19
9:14 am-3:01 pm
1 stop6h 47m
$271
ButteSan Diego
BTM - SAN
BTMSAN
Butte Silver Bow Co
lun. 9/15
9:45 am-3:01 pm
1 stop6h 16m
$271
Best time to book a flight from Butte to San Diego
Have a flexible travel schedule? Discover the best time to fly to San Diego from Butte with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Butte to San Diego
What is the cheapest month to book a flight from Butte to San Diego?
Currently, August is the cheapest month in which you can book a flight from Butte to San Diego (average of $286). Flying from Butte to San Diego in March is currently the most expensive (average of $366). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Related info for your journey
Find useful and relevant information for your journey from Butte to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San Diego?
Book flights to San Diego if you plan to visit one of these locationsEl Cajon
Chula Vista
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Imperial Beach
Alpine