$127+ Cheap flights from Kalispell to San Diego (FCA - 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 8/7. Fares are subject to change and may not be available on all flights or dates of travel.
FCA — SAN
Jul 21 — Jul 281
Round-trip
1 adult, Economy
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Find cheap flights from Kalispell to San Diego with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Kalispell to San DiegoExplore the most affordable flight options available from Kalispell to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 21, 2026.
Explore the most affordable flight options available from Kalispell to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/198:08 pm
FCA
- SAN
2 stops17h 32m
Multiple Airlines
Thu 10/229:43 pm
SAN
- FCA
1 stop10h 49m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$224
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/198:08 pm
FCA
- SAN
2 stops17h 32m
Multiple Airlines
Sun 10/2510:25 am
SAN
- FCA
1 stop23h 32m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$285
This Kiwi.com deal was found by Cheapflights users on 6/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1410:30 am
FCA
- SAN
1 stop10h 36m
Multiple Airlines
Sun 8/168:51 pm
SAN
- FCA
1 stop11h 49m
Multiple Airlines
Deal found 6/20![Multiple Airlines logo]()
$349
This Alaska Airlines deal was found by Cheapflights users on 6/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/136:34 pm
FCA
- SAN
2 stops15h 28m
Alaska Airlines
Tue 11/1712:43 pm
SAN
- FCA
2 stops10h 16m
Alaska Airlines
Deal found 6/20![Alaska Airlines logo]()
$380
This Delta deal was found by Cheapflights users on 6/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/195:25 am
FCA
- SAN
1 stop4h 41m
Delta
Mon 10/265:00 pm
SAN
- FCA
1 stop5h 07m
Delta
Deal found 6/19![Delta logo]()
$387
This Alaska Airlines deal was found by Cheapflights users on 6/19. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:45 pm
FCA
- SAN
2 stops13h 36m
Alaska Airlines
Sat 10/2410:30 pm
SAN
- FCA
2 stops13h 53m
Alaska Airlines
Deal found 6/19![Alaska Airlines logo]()
$404
This Booking.com deal was found by Cheapflights users on 6/19. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/46:33 am
FCA
- SAN
1 stop7h 21m
Alaska Airlines
Mon 12/79:59 pm
SAN
- FCA
2 stops13h 15m
Alaska Airlines
Deal found 6/19![Alaska Airlines logo]()
$408
This Alaska Airlines deal was found by Cheapflights users on 6/19. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:45 pm
FCA
- SAN
1 stop5h 14m
Alaska Airlines
Tue 10/2010:30 pm
SAN
- FCA
2 stops13h 53m
Alaska Airlines
Deal found 6/19![Alaska Airlines logo]()
$410
This Delta deal was found by Cheapflights users on 6/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/66:10 pm
FCA
- SAN
1 stop6h 37m
Delta
Sun 11/85:00 pm
SAN
- FCA
1 stop5h 07m
Delta
Deal found 6/17![Delta logo]()
$417
Best flights from Kalispell to San DiegoDiscover carefully curated flight deals from Kalispell to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 21, 2026.
Discover carefully curated flight deals from Kalispell to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 21, 2026.
This Alaska Airlines deal was found by Cheapflights users on 6/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/136:34 pm
FCA
- SAN
2 stops15h 28m
Alaska Airlines
Tue 11/1712:43 pm
SAN
- FCA
2 stops10h 16m
Alaska Airlines
Deal found 6/20![Alaska Airlines logo]()
$380
This United Airlines deal was found by Cheapflights users on 6/17. 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.
Wed 8/264:17 pm
FCA
- SAN
1 stop5h 28m
United Airlines
Sat 8/296:30 am
SAN
- FCA
1 stop8h 24m
United Airlines
Deal found 6/17![United Airlines logo]()
$387
This Delta deal was found by Cheapflights users on 6/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/265:15 am
FCA
- SAN
1 stop4h 26m
Delta
Sat 8/295:01 pm
SAN
- FCA
1 stop4h 52m
Delta
Deal found 6/18![Delta logo]()
$417
This Alaska Airlines deal was found by Cheapflights users on 6/19. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:45 pm
FCA
- SAN
2 stops13h 36m
Alaska Airlines
Fri 10/2310:30 pm
SAN
- FCA
2 stops13h 53m
Alaska Airlines
Deal found 6/19![Alaska Airlines logo]()
$424
This Alaska Airlines deal was found by Cheapflights users on 6/19. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:45 pm
FCA
- SAN
2 stops15h 14m
Alaska Airlines
Mon 10/2610:30 pm
SAN
- FCA
2 stops13h 53m
Alaska Airlines
Deal found 6/19![Alaska Airlines logo]()
$424
This Alaska Airlines deal was found by Cheapflights users on 6/19. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:45 pm
FCA
- SAN
2 stops15h 14m
Alaska Airlines
Sun 10/256:48 pm
SAN
- FCA
2 stops17h 35m
Alaska Airlines
Deal found 6/19![Alaska Airlines logo]()
$440
This Alaska Airlines deal was found by Cheapflights users on 6/19. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:45 pm
FCA
- SAN
2 stops13h 36m
Alaska Airlines
Wed 10/2112:07 pm
SAN
- FCA
1 stop5h 58m
Alaska Airlines
Deal found 6/19![Alaska Airlines logo]()
$441
Last-minute flights from Kalispell to San DiegoDiscover last-minute flight deals from Kalispell to San Diego. Data last updated June 21, 2026 and is based on user searches.
Discover last-minute flight deals from Kalispell to San Diego. Data last updated June 21, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 6/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/266:55 am
FCA
- SAN
1 stop7h 34m
Delta
Sun 6/286:15 am
SAN
- FCA
1 stop4h 30m
Delta
Deal found 6/19![Delta logo]()
$1,209
This Gotogate deal was found by Cheapflights users on 6/17. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/2910:14 am
FCA
- SAN
1 stop7h 23m
Multiple Airlines
Mon 7/68:23 am
SAN
- FCA
Nonstop3h 07m
Multiple Airlines
Deal found 6/17![Multiple Airlines logo]()
$751
This Delta deal was found by Cheapflights users on 6/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/296:10 pm
FCA
- SAN
1 stop5h 08m
Delta
Mon 7/66:20 am
SAN
- FCA
1 stop7h 13m
Delta
Deal found 6/17![Delta logo]()
$779
This Expedia deal was found by Cheapflights users on 6/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/292:10 pm
FCA
- SAN
Nonstop3h 06m
Alaska Airlines
Mon 7/68:23 am
SAN
- FCA
Nonstop3h 07m
Alaska Airlines
Deal found 6/17![Alaska Airlines logo]()
$817
This Gotogate deal was found by Cheapflights users on 6/17. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/306:33 am
FCA
- SAN
2 stops6h 56m
Multiple Airlines
Sat 7/46:07 pm
SAN
- FCA
1 stop14h 11m
Multiple Airlines
Deal found 6/17![Multiple Airlines logo]()
$500
This Alaska Airlines deal was found by Cheapflights users on 6/17. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/306:33 am
FCA
- SAN
2 stops6h 56m
Alaska Airlines
Sat 7/49:05 am
SAN
- FCA
2 stops13h 54m
Alaska Airlines
Deal found 6/17![Alaska Airlines logo]()
$588
This American Airlines deal was found by Cheapflights users on 6/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/302:10 pm
FCA
- SAN
Nonstop3h 06m
American Airlines
Sat 7/48:23 am
SAN
- FCA
Nonstop3h 07m
American Airlines
Deal found 6/17![American Airlines logo]()
$767
One-way flights from Kalispell to San DiegoSearch for one-way flight options from Kalispell to San Diego. Find affordable one-way fares based on user searches. Data last updated June 21, 2026.
Search for one-way flight options from Kalispell to San Diego. Find affordable one-way fares based on user searches. Data last updated June 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/79:09 pm
FCA
- SAN
1 stop19h 34m
Multiple Airlines
Deal found 6/17![Multiple Airlines logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 6/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1710:50 am
FCA
- SAN
2 stops29h 37m
Multiple Airlines
Deal found 6/20![Multiple Airlines logo]()
$154
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/1310:30 am
FCA
- SAN
1 stop10h 36m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$189
This Kiwi.com deal was found by Cheapflights users on 6/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/2410:50 am
FCA
- SAN
1 stop10h 16m
Multiple Airlines
Deal found 6/18![Multiple Airlines logo]()
$195
This Priceline deal was found by Cheapflights users on 6/18. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/116:33 am
FCA
- SAN
1 stop7h 28m
Alaska Airlines
Deal found 6/18![Alaska Airlines logo]()
$224
Find flight deals from Kalispell to San Diego
Discover tips and strategies to find the most affordable flight options for your journey from Kalispell (FCA) to San Diego (SAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $224 (Kiwi.com) |
One-way from | $127 (Kiwi.com) |
Popular in | July |
Cheapest in | January |
Average price | $317 |
Cheapflights Fare Finder
Customize your flight search to find flights from Kalispell 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 June 21, 2026.
Use the filters below to find and compare flights from Kalispell to San Diego that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
KalispellSan Diego
FCA - SAN
FCASAN
Kalispell Glacier Park
Fri 11/13
6:34 pm-9:02 am
2 stops15h 28m
San Diego
Tue 11/17
12:43 pm-11:59 pm
2 stops10h 16m
$380
KalispellSan Diego
FCA - SAN
FCASAN
Kalispell Glacier Park
Wed 8/26
4:17 pm-8:45 pm
1 stop5h 28m
San Diego
Sat 8/29
6:30 am-3:54 pm
1 stop8h 24m
$387
Quickest round-trip
KalispellSan Diego
FCA - SAN
FCASAN
Kalispell Glacier Park
Wed 8/26
5:15 am-8:41 am
1 stop4h 26m
San Diego
Sat 8/29
5:01 pm-10:53 pm
1 stop4h 52m
$417
KalispellSan Diego
FCA - SAN
FCASAN
Kalispell Glacier Park
Mon 10/19
7:45 pm-8:21 am
2 stops13h 36m
San Diego
Fri 10/23
10:30 pm-1:23 pm
2 stops13h 53m
$424
KalispellSan Diego
FCA - SAN
FCASAN
Kalispell Glacier Park
Mon 10/19
7:45 pm-9:59 am
2 stops15h 14m
San Diego
Mon 10/26
10:30 pm-1:23 pm
2 stops13h 53m
$424
KalispellSan Diego
FCA - SAN
FCASAN
Kalispell Glacier Park
Mon 10/19
7:45 pm-9:59 am
2 stops15h 14m
San Diego
Sun 10/25
6:48 pm-1:23 pm
2 stops17h 35m
$440
KalispellSan Diego
FCA - SAN
FCASAN
Kalispell Glacier Park
Mon 10/19
7:45 pm-8:21 am
2 stops13h 36m
San Diego
Wed 10/21
12:07 pm-7:05 pm
1 stop5h 58m
$441
Cheapest one-way
KalispellSan Diego
FCA - SAN
FCASAN
Kalispell Glacier Park
Fri 8/7
9:09 pm-3:43 pm
1 stop19h 34m
$137
KalispellSan Diego
FCA - SAN
FCASAN
Kalispell Glacier Park
Fri 7/17
10:50 am-3:27 pm
2 stops29h 37m
$154
KalispellSan Diego
FCA - SAN
FCASAN
Kalispell Glacier Park
Fri 7/24
10:50 am-8:06 pm
1 stop10h 16m
$195
Showing 1-10 of 14 resultsSorted by cheapest first
Compare providers for flights from Kalispell to San Diego
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Kalispell to San Diego in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Kalispell-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Kalispell-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Kalispell-San Diego flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Kalispell-San Diego flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Kalispell-San Diego flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Kalispell to San Diego
Have a flexible travel schedule? Discover the best time to fly to San Diego from Kalispell with our price prediction graph.
FCA-SAN
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 Kalispell to San Diego
Prices
Airlines
What is the cheapest month to book a flight from Kalispell to San Diego?
Currently, January is the cheapest month in which you can book a flight from Kalispell to San Diego (average of $316). Flying from Kalispell to San Diego in July is currently the most expensive (average of $862). 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.
What is the cheapest time of day to fly from FCA to SAN?
Find hourly flight availability from Kalispell to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 21, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Kalispell to San Diego as you normally would.
Reviews of airlines servicing San Diego
Get insights into the airlines that provide service to San Diego. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Diego. Reviews last updated June 21, 2026.
See what other customers who have flown with Alaska Airlines,Delta, andUnited Airlines from Kalispell to San Diego have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Crew
8.5
Entertainment
7.0
Food
7.0
Comfort
7.8
Overall
7.9
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Boarding
8.1
Crew
8.5
Entertainment
7.0
Food
7.0
Comfort
7.8
Overall
7.9
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Boarding
8.1
Crew
8.5
Entertainment
7.0
Food
7.0
Comfort
7.8
Overall
7.9
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Boarding
8.1
Crew
8.5
Entertainment
7.0
Food
7.0
Comfort
7.8
Overall
7.9
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Related info for your journey
Find useful and relevant information for your journey from Kalispell 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
National City
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Poway
Coronado
La Mesa
Santee
Julian
Lemon Grove
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Kalispell and San Diego flights
Browse other Kalispell and San Diego flight options. Last updated on June 21, 2026.
Other flights from Kalispell
Browse through other flights departing from Kalispell. Flights are based on user searches made on Cheapflights and were last updated on June 21, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to San Diego
Explore flights to San Diego departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 21, 2026.
Top 3 airlines flying from Kalispell to San Diego
Discover the top 3 airlines that operate flights from Kalispell to San Diego. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$210 | Average$409 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$212 | Average$404 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$276 | Average$387 | FlexibilityNo cancel fee | On-time75% |