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CA $318 Cheap Flights from Kalispell (FCA) to San Diego (SAN)

View CA $318 flight on Wed, Oct 21, 2026Opens in a new window

Popular airlines from Glacier Park Intl. Airport (FCA) to San Diego Intl. Airport (SAN)

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Cheap flights from Kalispell (FCA) to San Diego (SAN)

Prices were available within the past 7 days and start at CA $318 for one-way flights and CA $519 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, Oct 7 - Tue, Oct 27
FCA
Kalispell
SAN
San Diego
CA $519 Roundtrip, found 18 hours ago
CA $519
Roundtrip
found 18 hours ago
Select Alaska Airlines flight, departing Wed, Oct 7 from Kalispell to San Diego, returning Tue, Oct 27, priced at CA $519 found 18 hours ago
Alaska Airlines
Fri, Oct 9 - Tue, Oct 27
FCA
Kalispell
SAN
San Diego
CA $533 Roundtrip, found 18 hours ago
CA $533
Roundtrip
found 18 hours ago
Select Alaska Airlines flight, departing Fri, Oct 9 from Kalispell to San Diego, returning Tue, Oct 27, priced at CA $533 found 18 hours ago
Alaska Airlines
Wed, Oct 7 - Sat, Oct 24
FCA
Kalispell
SAN
San Diego
CA $537 Roundtrip, found 18 hours ago
CA $537
Roundtrip
found 18 hours ago
Select Alaska Airlines flight, departing Wed, Oct 7 from Kalispell to San Diego, returning Sat, Oct 24, priced at CA $537 found 18 hours ago
Alaska Airlines
Wed, Oct 21 - Wed, Nov 4
FCA
Kalispell
SAN
San Diego
CA $539 Roundtrip, found 2 days ago
CA $539
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Wed, Oct 21 from Kalispell to San Diego, returning Wed, Nov 4, priced at CA $539 found 2 days ago
Alaska Airlines
Thu, Sep 3 - Sat, Sep 12
FCA
Kalispell
SAN
San Diego
CA $546 Roundtrip, found 6 days ago
CA $546
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Thu, Sep 3 from Kalispell to San Diego, returning Sat, Sep 12, priced at CA $546 found 6 days ago
Alaska Airlines
Wed, Sep 16 - Mon, Oct 5
FCA
Kalispell
SAN
San Diego
CA $546 Roundtrip, found 18 hours ago
CA $546
Roundtrip
found 18 hours ago
Select Alaska Airlines flight, departing Wed, Sep 16 from Kalispell to San Diego, returning Mon, Oct 5, priced at CA $546 found 18 hours ago
Alaska Airlines
Sat, Oct 17 - Mon, Nov 2
FCA
Kalispell
SAN
San Diego
CA $547 Roundtrip, found 18 hours ago
CA $547
Roundtrip
found 18 hours ago
Select Alaska Airlines flight, departing Sat, Oct 17 from Kalispell to San Diego, returning Mon, Nov 2, priced at CA $547 found 18 hours ago
Delta
Wed, Sep 2 - Sat, Sep 12
FCA
Kalispell
SAN
San Diego
CA $558 Roundtrip, found 6 days ago
CA $558
Roundtrip
found 6 days ago
Select Delta flight, departing Wed, Sep 2 from Kalispell to San Diego, returning Sat, Sep 12, priced at CA $558 found 6 days ago
American Airlines
Wed, Aug 26 - Sat, Aug 29
FCA
Kalispell
SAN
San Diego
CA $710 Roundtrip, found 1 day ago
CA $710
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Aug 26 from Kalispell to San Diego, returning Sat, Aug 29, priced at CA $710 found 1 day ago
United
Fri, Aug 7 - Sun, Aug 16
FCA
Kalispell
SAN
San Diego
CA $1,079 Roundtrip, found 18 hours ago
CA $1,079
Roundtrip
found 18 hours ago
Select United flight, departing Fri, Aug 7 from Kalispell to San Diego, returning Sun, Aug 16, priced at CA $1,079 found 18 hours ago

Alternative airports near San Diego

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to McClellan-Palomar CLD. Cheapest option available. Average driving time to city centre is 38 minutes. Flights from CA $623
CLD
McClellan-Palomar
Cheapest
Average driving time to city centre38 min
Flights from CA $623

Frequently asked questions

How much does a flight from Kalispell, MT (FCA-Glacier Park Intl.) to San Diego, CA (SAN-San Diego Intl.) cost?
You can find cheap one-way flights from CA $318 and cheap return flights from CA $519 FCA to SAN with Expedia. One-way flights typically cost between CA$421 and CA$1074, and return flights often range between CA$612 and CA$1408. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when FCA to SAN ticket fares go up or down.
What is the cheapest month to fly from Kalispell, MT (FCA-Glacier Park Intl.) to San Diego, CA (SAN-San Diego Intl.)?
September is typically the cheapest month to fly from Kalispell, MT (FCA-Glacier Park Intl.) to San Diego, CA (SAN-San Diego Intl.), with average return fares around CA$533. September often sees lower prices as the peak summer travel season winds down, and demand for flights decreases. May and June are also good months to find deals on this route.
Which airlines fly direct from Kalispell, MT (FCA-Glacier Park Intl.) to San Diego, CA (SAN-San Diego Intl.)?
Enter FCA to SAN and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Kalispell, MT (FCA-Glacier Park Intl.) to San Diego, CA (SAN-San Diego Intl.)?
Alaska Airlines is one of the cheapest airlines offering nonstop return flights from Kalispell, MT (FCA-Glacier Park Intl.) to San Diego, CA (SAN-San Diego Intl.), with tickets starting from around CA$462 for flights that can be booked for departure within the next year. Sun Country Airlines offers one of the cheapest connecting return flights for this route, with tickets starting from around CA$607. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Kalispell, MT (FCA-Glacier Park Intl.) to San Diego, CA (SAN-San Diego Intl.)?
To find a cheap flight from Kalispell, MT (FCA-Glacier Park Intl.) to San Diego, CA (SAN-San Diego Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Kalispell, MT (FCA-Glacier Park Intl.) to San Diego, CA (SAN-San Diego Intl.)?
The best airline to fly with from Kalispell, MT (FCA-Glacier Park Intl.) to San Diego, CA (SAN-San Diego Intl.) will differ from traveler to traveler. If you like to fly early, Alaska Airlines offers early morning flights. If price is the most important factor, Alaska Airlines typically offers the lowest fares. Alaska Airlines offers the most daily flights from Kalispell, MT (FCA-Glacier Park Intl.) to San Diego, CA (SAN-San Diego Intl.), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Kalispell, MT (FCA-Glacier Park Intl.) to San Diego, CA (SAN-San Diego Intl.)?
The cheapest months to fly from Kalispell, MT (FCA-Glacier Park Intl.) to San Diego, CA (SAN-San Diego Intl.) are typically September and May, with average return flights around CA$533. The most popular months for this route are April and October, meaning you'll find plenty of flight options during these times. While there isn't a direct overlap between the cheapest and most popular months, you might find a good balance by looking at the edges of these periods, like late April or early May, or late September and early October, to get a reasonable price with good flight availability.
How many flights per day from Kalispell, MT (FCA-Glacier Park Intl.) to San Diego, CA (SAN-San Diego Intl.)?
There are approximately 18 connecting flights per day from Kalispell, MT (FCA-Glacier Park Intl.) to San Diego, CA (SAN-San Diego Intl.). Some common connection points include Seattle - Tacoma Intl. (SEA), Denver Intl. (DEN), and Portland Intl. (PDX).
What is the earliest flight from Kalispell, MT (FCA-Glacier Park Intl.) to San Diego, CA (SAN-San Diego Intl.)?
The earliest flight from Kalispell, MT (FCA-Glacier Park Intl.) to San Diego, CA (SAN-San Diego Intl.) typically departs around 5:00 AM local time, operated by Delta. This is a seasonal service active in February, March, November, and December. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Kalispell, MT (FCA-Glacier Park Intl.) to San Diego, CA (SAN-San Diego Intl.)?
You'll typically find the most flights from Kalispell, MT (FCA-Glacier Park Intl.) to San Diego, CA (SAN-San Diego Intl.) on a Sunday, with around 15 flights available. This gives you a good selection for your travel plans. Major airlines on this route include Alaska Airlines, Delta, and United. Looking at the week, Sunday offers notably more flight options compared to other days, ensuring you have plenty of choices.
What are the most popular departure times for flights from Kalispell, MT (FCA-Glacier Park Intl.) to San Diego, CA (SAN-San Diego Intl.)?
The most popular departure times for flights from Kalispell, MT (FCA-Glacier Park Intl.) to San Diego, CA (SAN-San Diego Intl.) are between 12pm and 3pm. Many major carriers, including Alaska Airlines, United and Delta, offer flights during this window. Many travellers prefer this time as it allows for a full morning before heading to the airport and an afternoon arrival at your destination.
How long does it take to fly from Kalispell, MT (FCA-Glacier Park Intl.) to San Diego, CA (SAN-San Diego Intl.)?
There are no nonstop flights from Kalispell, MT (FCA-Glacier Park Intl.) to San Diego, CA (SAN-San Diego Intl.). For flights with one stop, you can expect the journey to take around 7 hours 18 minutes. If your flight has two or more stops, the travel time will be longer, typically around 10 hours 18 minutes. The distance between FCA and SAN is approximately 1,750 kilometres. Keep in mind that actual flight times can vary due to factors like layover duration, routing, and weather conditions.
Can you fly business or first class from Kalispell, MT (FCA-Glacier Park Intl.) to San Diego, CA (SAN-San Diego Intl.)?
You can fly business class or first class between FCA and SAN. First class cabins are available on Alaska Airlines, United, Delta, and American Airlines.
How do I earn miles on a Kalispell, MT (FCA-Glacier Park Intl.) to San Diego, CA (SAN-San Diego Intl.) flight with Expedia?
It's easy to earn miles on a Kalispell, MT (FCA-Glacier Park Intl.) to San Diego, CA (SAN-San Diego Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for San Diego, CA (SAN) from Kalispell, MT (FCA)?
If you're planning to travel to San Diego from Glacier Park Intl. (FCA), you can fly directly into San Diego Intl. (SAN). Some flights may connect through major hubs like Seattle - Tacoma Intl. (SEA), Denver Intl. (DEN), or Portland Intl. (PDX) before reaching San Diego. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Kalispell, MT (FCA-Glacier Park Intl.) to San Diego, CA (SAN-San Diego Intl.) at the last minute?
Typically, booking a last minute flight from Kalispell, MT (FCA-Glacier Park Intl.) to San Diego, CA (SAN-San Diego Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Kalispell, MT (FCA-Glacier Park Intl.) to San Diego, CA (SAN-San Diego Intl.) flight and hotel package?
Securing a Kalispell, MT (FCA-Glacier Park Intl.) to San Diego, CA (SAN-San Diego Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Kalispell, MT (FCA-Glacier Park Intl.) to San Diego, CA (SAN-San Diego Intl.)?
If you booked your Kalispell, MT (FCA-Glacier Park Intl.) to San Diego, CA (SAN-San Diego Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Glacier Park Intl.
Destination airport
San Diego Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Roundtrip price
CA $519
Distance
1739 km
Average flight time
6 hours 27 mins

Book with confidence

Kalispell to San Diego Flights

The easy way to book your flights from Kalispell to San Diego 

With Expedia, it’s simple to find and book flights to San Diego from Kalispell whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to San Diego Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Kalispell to San Diego today, tomorrow, or this week.  

 

Save dollars with cheap flights from Glacier Park Intl., FCA to San Diego Intl., SAN 

Sort your search results by price to find great deals on your flight from Kalispell to San Diego—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to San Diego from Kalispell currently is just CA $519 rising to CA $1,079.  

Here are more money-saving tips: 

  • Fly in October when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to San Diego  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to San Diego from Kalispell 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to San Diego with Expedia today.

Kalispell to San Diego Flights

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