Cheap Flights from Kalispell to San Diego

Compare Kalispell to San Diego flight deals

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Flight deals from Kalispell to San Diego

Looking for a cheap last-minute deal or the best round-trip flight from Kalispell Airport to San Diego? If you want to travel next month, round-trip fares start from AED 1,529. Find the lowest prices on one-way and round-trip tickets right here.

San Diego.AED 646 per passenger.Departing Fri, Sep 4.One-way flight with Allegiant Air.Outbound indirect flight with Allegiant Air, departing from Kalispell on Fri, Sep 4, arriving in San Diego International.Price includes taxes and charges.From AED 646, select.

San Diego.AED 748 per passenger.Departing Mon, Aug 24.One-way flight with Allegiant Air.Outbound indirect flight with Allegiant Air, departing from Kalispell on Mon, Aug 24, arriving in San Diego International.Price includes taxes and charges.From AED 748, select.

San Diego.AED 764 per passenger.Departing Sat, Oct 10.One-way flight with Alaska Airlines.Outbound indirect flight with Alaska Airlines, departing from Kalispell on Sat, Oct 10, arriving in San Diego International.Price includes taxes and charges.From AED 764, select.

San Diego.AED 768 per passenger.Departing Mon, Nov 2.One-way flight with Allegiant Air.Outbound indirect flight with Allegiant Air, departing from Kalispell on Mon, Nov 2, arriving in San Diego International.Price includes taxes and charges.From AED 768, select.

San Diego.AED 878 per passenger.Departing Sun, Jan 17.One-way flight with Alaska Airlines.Outbound indirect flight with Alaska Airlines, departing from Kalispell on Sun, Jan 17, arriving in San Diego International.Price includes taxes and charges.From AED 878, select.

San Diego.AED 1,764 per passenger.Departing Tue, Aug 18.One-way flight with Alaska Airlines.Outbound direct flight with Alaska Airlines departing from Kalispell on Tue, Aug 18, arriving in San Diego International.Price includes taxes and charges.From AED 1,764, select.

Find the cheapest month to fly from Kalispell to San Diego

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Kalispell to San Diego flights are currently cheapest in September.

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Direct flights from Kalispell to San Diego

Alternative Kalispell to San Diego routes

Looking for the cheapest, fastest or easiest route from Kalispell to San Diego? You could fly into the following airports instead.

San Diego International

4km from central San Diego

ClosestCheapest

from AED 646

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McClellan – Palomar

48km from central San Diego

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Kalispell to San Diego: Flight information

The things to know before you go.

Cheapest flight found	AED 646
Cheapest month to fly	September
Average flight time	3 hrs, 6 mins
Most popular airline	Horizon Air
Average flights per week	42

Finding cheap flights from Kalispell to San Diego: Frequently asked questions

How many airports are there in San Diego?

There are 2 airports in San Diego: San Diego International and McClellan – Palomar.

How much are round-trip flights from Kalispell to San Diego?

The best price we found for a round-trip flight from Kalispell to San Diego is AED 575. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

How long does it take to fly from Kalispell to San Diego?

3 hours and 6 minutes is the average flight time from Kalispell to San Diego.

Which airlines fly direct from Kalispell to San Diego?

Horizon Air, Alaska Airlines and American Airlines fly direct from Kalispell to San Diego.

How many flights are there a week from Kalispell to San Diego?

There are 21 flights per week flying from Kalispell to San Diego, as of August 2026.

When is the cheapest time to fly from Kalispell to San Diego?

The cheapest month to fly from Kalispell to San Diego is usually October.

What's the cheapest airport to fly to in San Diego?

If you're flying from Kalispell Airport, the cheapest airport near San Diego is San Diego International – which is 4.1 km away from the center of San Diego. We've found flights to this airport from AED 575.

Which upcoming date is cheapest to fly from Kalispell Airport to San Diego on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Kalispell Airport to San Diego on Monday, October 5, 2026.

Can I get a direct flight from Kalispell Airport to San Diego?

Yes – the average flight time is 3 hours and 6 minutes.

How can I get the best flight deal from Kalispell Airport to San Diego?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Diego but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to San Diego?

We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to San Diego is around 40 days in advance, so don’t leave your flight to the last minute.

What’s the weather like in San Diego?

In August, the average temperature is usually around 23°C. August is typically the warmest month in San Diego, when it usually averages around 28°C. You can expect the least rain in June. The coldest month is December, with temperatures averaging 10°C. The rainiest month is February.

Which is the cheapest airline to fly with from Kalispell Airport to San Diego?

Currently, Allegiant Air and Alaska Airlines offer the cheapest flight tickets to San Diego.

Flying from Glacier Park International Airport (FCA) to San Diego: what you need to know

Book a direct flight from Glacier Park International Airport to San Diego and you'll be traveling for around 3 hours 5 minutes.
Glacier Park International Airport is located in Kalispell. Based in the UTC-8 timezone, San Diego is one hour behind Kalispell.
For stress-free travel, turn up at the airport two hours ahead of international flights and an hour before domestic departures. This leaves you with plenty of time to board your FCA to San Diego flight.
During popular months like August, you'll want to get to the airport even earlier. Plan to arrive two hours before a domestic departure and four hours ahead for an international flight when you fly during high season in general.
Direct Glacier Park International Airport to San Diego tickets are available for booking. San Diego International Airport (SAN) is where you'll disembark.
Alaska Airlines is a well-known airline that offers direct flights from Glacier Park International Airport to San Diego.
Located around 13 kilometers from the center of Kalispell, FCA can be reached in about 15 minutes by car, depending on traffic. The journey on public transport will take roughly 30 minutes.
Looking for a hotel near FCA? If you're boarding an early flight from Glacier Park International Airport to San Diego, these stays will put you moments from your departure lounge:
83% of flights departing from Glacier Park International Airport arrive at their destination on schedule. Given its reliable on-time performance, you're unlikely to be delayed when flying out of FCA.
The address for FCA is 4170 Highway 2 East.

How to find the cheapest flights from Glacier Park International Airport (FCA) to San Diego

AED 646 is currently the best price for a one-way Glacier Park International Airport to San Diego flight. Return plane tickets start from AED 575. These prices may change based on availability.
Book three months before traveling. Pricing trends suggest that this is the ideal window for finding cheap flights from FCA to San Diego.
The best month for picking up cheap Glacier Park International Airport to San Diego tickets is August. Use the 'Whole month' tool to compare prices, then select the dates with the lowest fares.
Snapping up a cheap flight from FCA to San Diego is a breeze with Price Alerts. All you need to do is set up one of these automatic notifications and we'll get in touch as soon as a better deal is available.
Choose your preferred departure and arrival times, airlines and number of stops with our filters. Then, sort the results for your flight from Glacier Park International Airport to San Diego by 'Best,' 'Fastest' or 'Cheapest.'

Airports in San Diego

San Diego International Airport (SAN)

The distance from San Diego International Airport (SAN) to central San Diego is roughly 5 kilometers. It takes about 15 minutes to get to the center driving.
It'll take around 25 minutes to get there by public transport.
Consider staying in a hotel near SAN if you're coming in on a late flight from Glacier Park International Airport to San Diego. Settle into one of these options and make your first night all about catching up on rest:
To get the best deal, book your ride from San Diego International Airport about two weeks in advance of your flight from FCA to San Diego.
You'll find SAN at N Harbor Dr.

McClellan-Palomar Airport (CLD)

McClellan-Palomar Airport (CLD) is about 48 kilometers from central San Diego. Check out your options for heading into town after your flight from Glacier Park International Airport to San Diego has landed.
There are some comfortable places to call home for the night near CLD. Kick back and get cozy after your FCA to San Diego flight at any of these well-located options:
Generally speaking, the sooner you book, the better the prices and selection of vehicles. Reserve your ride from CLD as soon as you've confirmed your plans.

Best time to go to San Diego

December is the quietest month for flights from Glacier Park International Airport to San Diego, while July is the most popular. Pick the best time to visit San Diego based on whether you prefer a lively atmosphere or a more laid-back vibe.
When booking your Glacier Park International Airport to San Diego plane ticket, think about the weather you're most comfortable in. August is the warmest month in San Diego, with temperatures ranging from 16ºC (61ºF) to 27ºC (81ºF).
February has average temperatures of between 8ºC (46ºF) and 22ºC (72ºF). Look for a cheap ticket from FCA to San Diego around that time if you want to travel in cooler conditions.

More about San Diego

When it comes to looking for somewhere to lay your head, you'll find the best places to stay in San Diego right here. Explore these hotels as soon as you've locked in your flight from Glacier Park International Airport to San Diego:
Every great vacation has to include some sightseeing. San Diego Balboa Park, San Diego Zoo and USS Midway Museum are attractions you won't want to skip in San Diego.

Explore more of the United States

Los Angeles is just one of the many cities in the United States waiting to be discovered once you've seen San Diego. Around 177 kilometers away to the northwest, top sights here include Hollywood Sign, Universal Studios Hollywood and Hollywood Bowl.
Around 483 kilometers east of San Diego, Phoenix is another favorite stop in the United States. No visit is complete without checking out Camelback Mountain, Yayoi Kusama Fireflies Infinity Mirror Room and Heard Museum.