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Cheap flights from Kalispell to San Diego from $154

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kalispell to San Diego departing on 10/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Kalispell to San Diego

Cheap round-trip flights

Multiple Airlines Logo
5:44 pm - 12:35 pmFCA-SAN
19h 51m1 stop
Multiple Airlines Logo
8:30 am - 4:54 pmSAN-FCA
7h 24m1 stop
$198Multiple Airlines
Find Deal
Thu, Nov 13 - Sun, Nov 16
Multiple Airlines Logo
5:44 pm - 4:57 pmFCA-SAN
24h 13m2 stops
Multiple Airlines Logo
8:30 am - 4:54 pmSAN-FCA
7h 24m1 stop
$237Multiple Airlines
Find Deal
Thu, Nov 13 - Sun, Nov 16
Delta Logo
3:24 pm - 11:27 pmFCA-SAN
9h 03m1 stop
Delta Logo
5:25 pm - 11:09 pmSAN-FCA
4h 44m1 stop
$307Delta
Find Deal
Tue, Oct 21 - Thu, Oct 30
Delta Logo
5:20 am - 12:38 pmFCA-SAN
8h 18m2 stops
Delta Logo
5:25 pm - 11:09 pmSAN-FCA
4h 44m1 stop
$310Delta
Find Deal
Tue, Oct 21 - Thu, Oct 30
Delta Logo
5:20 am - 9:11 amFCA-SAN
4h 51m1 stop
Delta Logo
6:15 am - 5:46 pmSAN-FCA
10h 31m2 stops
$312Delta
Find Deal
Tue, Mar 10 - Wed, Mar 11
Delta Logo
5:20 am - 12:38 pmFCA-SAN
8h 18m2 stops
Delta Logo
11:01 am - 11:00 pmSAN-FCA
10h 59m2 stops
$314Delta
Find Deal
Wed, Nov 5 - Wed, Nov 12
Alaska Airlines Logo
6:35 pm - 7:17 amFCA-SAN
13h 42m2 stops
Alaska Airlines Logo
8:59 pm - 12:24 pmSAN-FCA
14h 25m2 stops
$323Alaska Airlines
Find Deal
Tue, Oct 21 - Thu, Oct 30
Alaska Airlines Logo
6:35 pm - 11:05 pmFCA-SAN
5h 30m1 stop
Alaska Airlines Logo
8:18 am - 11:58 pmSAN-FCA
14h 40m2 stops
$335Alaska Airlines
Find Deal
Sat, Oct 11 - Tue, Oct 14
United Airlines Logo
4:08 pm - 10:44 pmFCA-SAN
7h 36m1 stop
United Airlines Logo
6:53 am - 4:08 pmSAN-FCA
8h 15m1 stop
$342United Airlines
Find Deal
Fri, Oct 10 - Sun, Oct 12
United Airlines Logo
4:08 pm - 7:46 pmFCA-SAN
28h 38m2 stops
United Airlines Logo
6:53 am - 1:25 pmSAN-FCA
5h 32m1 stop
$451United Airlines
Find Deal
Fri, Oct 10 - Sun, Oct 12

Delta flights from Kalispell to San Diego

Our best Delta deals on Kalispell to San Diego flight tickets
Delta
Oct 21
FCA3:24 pmKalispell Glacier Park
9h 03m
1 stop
SAN11:27 pmSan Diego
Oct 30
SAN5:25 pmSan Diego
4h 44m
1 stop
FCA11:09 pmKalispell Glacier Park
$307
Find similar
Delta
Oct 21
FCA5:20 amKalispell Glacier Park
8h 18m
2 stops
SAN12:38 pmSan Diego
Oct 30
SAN5:25 pmSan Diego
4h 44m
1 stop
FCA11:09 pmKalispell Glacier Park
$310
Find similar
Delta
Mar 10
FCA5:20 amKalispell Glacier Park
4h 51m
1 stop
SAN9:11 amSan Diego
Mar 11
SAN6:15 amSan Diego
10h 31m
2 stops
FCA5:46 pmKalispell Glacier Park
$312
Find similar

Alaska Airlines flights from Kalispell to San Diego

Our best Alaska Airlines deals on Kalispell to San Diego flight tickets
Alaska Airlines
Oct 21
FCA6:35 pmKalispell Glacier Park
13h 42m
2 stops
SAN7:17 amSan Diego
Oct 30
SAN8:59 pmSan Diego
14h 25m
2 stops
FCA12:24 pmKalispell Glacier Park
$323
Find similar
Alaska Airlines
Oct 11
FCA6:35 pmKalispell Glacier Park
5h 30m
1 stop
SAN11:05 pmSan Diego
Oct 14
SAN8:18 amSan Diego
14h 40m
2 stops
FCA11:58 pmKalispell Glacier Park
$335
Find similar
Alaska Airlines
Sep 30
FCA4:22 pmKalispell Glacier Park
17h 07m
2 stops
SAN8:29 amSan Diego
Oct 4
SAN10:20 amSan Diego
12h 38m
2 stops
FCA11:58 pmKalispell Glacier Park
$359
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated September 16, 2025.
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

Price

KalispellSan Diego

FCA - SAN

FCASAN

Kalispell Glacier Park

Thu 11/13

5:44 pm-12:35 pm

1 stop19h 51m

San Diego

Sun 11/16

8:30 am-4:54 pm

1 stop7h 24m

$198

KalispellSan Diego

FCA - SAN

FCASAN

Kalispell Glacier Park

Thu 11/13

5:44 pm-4:57 pm

2 stops24h 13m

San Diego

Sun 11/16

8:30 am-4:54 pm

1 stop7h 24m

$237

KalispellSan Diego

FCA - SAN

FCASAN

Kalispell Glacier Park

Tue 10/21

3:24 pm-11:27 pm

1 stop9h 03m

San Diego

Thu 10/30

5:25 pm-11:09 pm

1 stop4h 44m

$307

KalispellSan Diego

FCA - SAN

FCASAN

Kalispell Glacier Park

Tue 10/21

5:20 am-12:38 pm

2 stops8h 18m

San Diego

Thu 10/30

5:25 pm-11:09 pm

1 stop4h 44m

$310

KalispellSan Diego

FCA - SAN

FCASAN

Kalispell Glacier Park

Tue 3/10

5:20 am-9:11 am

1 stop4h 51m

San Diego

Wed 3/11

6:15 am-5:46 pm

2 stops10h 31m

$312

KalispellSan Diego

FCA - SAN

FCASAN

Kalispell Glacier Park

Wed 11/5

5:20 am-12:38 pm

2 stops8h 18m

San Diego

Wed 11/12

11:01 am-11:00 pm

2 stops10h 59m

$314

KalispellSan Diego

FCA - SAN

FCASAN

Kalispell Glacier Park

Tue 10/21

6:35 pm-7:17 am

2 stops13h 42m

San Diego

Thu 10/30

8:59 pm-12:24 pm

2 stops14h 25m

$323

KalispellSan Diego

FCA - SAN

FCASAN

Kalispell Glacier Park

Sat 10/11

6:35 pm-11:05 pm

1 stop5h 30m

San Diego

Tue 10/14

8:18 am-11:58 pm

2 stops14h 40m

$335

KalispellSan Diego

FCA - SAN

FCASAN

Kalispell Glacier Park

Fri 10/10

4:08 pm-10:44 pm

1 stop7h 36m

San Diego

Sun 10/12

6:53 am-4:08 pm

1 stop8h 15m

$342

KalispellSan Diego

FCA - SAN

FCASAN

Kalispell Glacier Park

Fri 10/10

4:08 pm-7:46 pm

2 stops28h 38m

San Diego

Sun 10/12

6:53 am-1:25 pm

1 stop5h 32m

$451

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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See travel insights to San Diego from

How to get the cheapest flight ticket from Kalispell to San Diego

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to San Diego?

If you are unable to visit San Diego during the month of August, then departing from Kalispell during the month July is also very affordable. Most momondo users find prices during this month for around $299.

What is the cheapest day to depart on your flight to San Diego?

The cheapest day to depart from Kalispell to San Diego is on a Saturday. Travelers who choose to depart for San Diego on a Saturday will often find tickets for as low as $231. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $513. These prices are subject to change though, so be sure to set up a Price Alert for flights to San Diego.

What is the cheapest time of day to depart on your flight to San Diego?

The cheapest time of day to fly to San Diego is in the evening when flights can be purchased for as low as $286. Flights in the morning are often more expensive with an average ticket price of $416.

What is the cheapest Kalispell Glacier Park to San Diego flight route?

Fly from Kalispell Glacier Park to San Diego for the best Kalispell Glacier Park - San Diego flight prices

How far in advance should I book a flight to San Diego?

You are more likely to see cheaper flights to San Diego from Kalispell when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $381 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Kalispell for as low as $268 on momondo.

What cabin class options are available on Kalispell Glacier Park to San Diego flights?

There are 2 cabin classes available to choose from on Kalispell Glacier Park to San Diego flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Kalispell to San Diego flights?

No. A direct flight is the cheapest option for a flight between Kalispell to San Diego.

How have Kalispell to San Diego flight prices changed over time?

As of September 2025, prices for Kalispell to San Diego flights are approximately 11% more expensive when compared to flights at the same time last year.

When to book flights from Kalispell to San Diego

Are you open to changing your travel dates? Check out the ideal times to fly from Kalispell to San Diego according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Kalispell to San Diego (FCA to SAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kalispell to San Diego

Direct flights

None
There are no direct flights from Kalispell to San Diego. There are no popular flight routes from Kalispell to San Diego.
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  • How far is Kalispell Glacier Park to San Diego by plane?

    A flight from Kalispell Glacier Park to San Diego will travel around 1079.0 mi. In terms of flight time, this usually takes a little over 4h 20m.

  • When did momondo last update prices for flights from Kalispell Glacier Park Airport to San Diego Airport?

    Prices for flights from Kalispell Glacier Park Airport to San Diego Airport refresh daily.

  • How many operators does momondo search for flights from Kalispell Glacier Park Airport to San Diego Airport?

  • How old do you have to be to fly from Kalispell Glacier Park Airport to San Diego Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kalispell Glacier Park Airport to San Diego Airport.

  • What documentation or ID do you need to fly to San Diego Airport?

    The required travel and health documents for your San Diego Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Diego Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Kalispell to San Diego?

  • What is the most popular airline from Kalispell to San Diego?

Best airlines flying from Kalispell to San Diego

Compare and see reviews for airlines that fly from Kalispell to San Diego with momondo
Airline
Rating
Free Cancellation
Price
Hawaiian AirlinesPriceFrom $161Free CancellationRating
7.8
2,724 reviews
Search Hawaiian Airlines flights
Alaska AirlinesPriceFrom $231Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
DeltaPriceFrom $248Free CancellationRating
7.9
7,957 reviews
Search Delta flights
United AirlinesPriceFrom $289Free CancellationRating
7.4
8,924 reviews
Search United Airlines flights

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Coronado
Chula Vista
El Cajon
Julian
La Mesa
National City
Poway
Imperial Beach
San Ysidro
Borrego Springs
Lemon Grove
Alpine
Santee

Why use momondo?

Why should I use momondo to find a flight deal from Kalispell to San Diego?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Kalispell to San Diego for you.

Can I find flights from Kalispell to San Diego with flexible booking policies on momondo?

Yes. All flights to San Diego from Kalispell on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Kalispell to San Diego?

momondo provides multiple filters to help you find the best flight to San Diego from Kalispell. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Kalispell to San Diego right now. Can momondo alert me if prices change?

Price alerts on flights to San Diego from Kalispell are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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