Cheap Flights from San Diego International to Kalispell

Alaska Airlines
Horizon Air
American Airlines

Compare San Diego International to Kalispell flight deals

Find the cheapest month or even day of the year to fly to Kalispell

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Flight deals from San Diego International to Kalispell

Looking for a cheap last-minute deal or the best return flight from San Diego International Airport to Kalispell Airport? If you want to travel next month, return fares start from Rs60,276. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from San Diego International to Kalispell

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

Direct flights from San Diego International to Kalispell

Alaska Airlines
American Airlines
Horizon Air

San Diego International to Kalispell: Alternative routes

Compare routes from San Diego International to Kalispell below. You may find an airport to fly into that's cheaper, faster, or easier than Kalispell.

San Diego to Kalispell: Flight information

The things to know before you go.
Cheapest flight foundRs23,651
Cheapest month to flySeptember
Average flight time3 hrs, 7 mins
Most popular airlineAlaska Airlines
Average flights per week21

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

The best price we found for a return flight from San Diego International to Kalispell is Rs60,276. 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.
3 hours and 7 minutes is the average flight time from San Diego International to Kalispell.
Alaska Airlines, Horizon Air and American Airlines fly direct from San Diego International to Kalispell.
As of August 2026, there are 21 flights per week flying from San Diego International to Kalispell.
The cheapest month to fly from San Diego International to Kalispell is usually September.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from San Diego International Airport to Kalispell Airport on Thursday, 17 September 2026.
Yes – the average flight time is 3 hours and 7 minutes.
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 Kalispell 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.

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

Currently, Frontier Airlines offers the cheapest flight tickets to Kalispell.

Travelling from San Diego International Airport (SAN) to Kalispell Airport (FCA): what you need to know

  • The average length of a direct flight from San Diego International Airport to Kalispell Airport is 3 hours 5 minutes.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are tried-and-true travel tips. Get to the airport on time to catch your SAN to FCA flight.

  • You can expect longer lines during popular months like August. Arriving up to four hours in advance for international flights and two hours for domestic departures is a smart move.

  • Alaska Airlines offers direct flights from San Diego International Airport to Kalispell Airport. Book with this popular airline, then get ready to discover the sights in Kalispell — and maybe even more of the United States if your schedule allows.

  • Alaska Airlines is the airline most travellers choose for this route.

  • Think about adding a stopover when booking your ticket from San Diego International Airport to Kalispell Airport. Simply deselect 'Direct flights only' to break up your trip, or even explore someplace new along the way. Check out these options between SAN and FCA:

    • Los Angeles International Airport

    • Salt Lake City Airport

    • Oakland Metropolitan Oak Airport

How to find the cheapest flights from San Diego International Airport (SAN) to Kalispell Airport (FCA)

  • Rs23,651 is currently the lowest price for a one-way San Diego International Airport to Kalispell Airport flight. Return flights start from Rs60,276. These prices may change depending on demand.

  • Score cheap tickets from SAN to FCA by booking at least four months ahead. Based on our research, that's the sweet spot for finding a bargain.

  • September is the cheapest month for flights from San Diego International Airport to Kalispell Airport. If you're looking to fly at a different time of year, the 'Whole month' tool will give you the lowest airfares across every month.

  • Landing cheap flights from SAN to FCA is a breeze with Price Alerts. All you need to do is create one of these automatic alerts and we'll let you know as soon as a lower fare pops up.

  • Pick your preferred departure and arrival times, number of stops and airlines with the filters. Alternatively, sort your results by 'Cheapest' to see the best deals on flights from San Diego International Airport to Kalispell Airport.

Handy information about San Diego International Airport (SAN)

  • SAN is located at N Harbour Dr.

  • Of all flights leaving San Diego International Airport, 74% touch down on time at their destination.

  • Central San Diego to San Diego International Airport is around 5 kilometres. Depending on traffic, it'll take you about 15 minutes to get there if you're ride-sharing, catching a taxi or driving.

  • You can expect a journey time of about 25 minutes on public transport.

  • Searching for a convenient hotel close to SAN? If you're boarding an early flight from San Diego International Airport to Kalispell Airport, these accommodation options will have you moments from your check-in counter:

Arriving at Kalispell Airport (FCA)

Getting from Kalispell Airport (FCA) to central Kalispell

  • FCA is located at 4170 Highway 2 East.

  • Kalispell Airport is approximately 11 kilometres from central Kalispell. The drive time takes about 15 minutes.

  • It typically takes 30 minutes to get there by public transport.

When to fly to Kalispell Airport (FCA)

  • It's time to choose your dates for your flight from San Diego International Airport to Kalispell Airport. August is the busiest month to visit Kalispell. If you prefer a quieter vibe, go in March.

  • When booking your flight from San Diego International Airport to Kalispell Airport, consider the type of weather you like. July is the warmest month in Kalispell, with the temperature ranging from 7ºC to 32ºC.

  • If you want cooler conditions, look for a cheap ticket from SAN to FCA in February. Average temperatures are between -17ºC and 1ºC then.

Explore more of the United States

  • You've visited Kalispell, now it's time to discover other corners of the United States. Travel about 241 kilometres west to Spokane to check off its leading attractions. From Riverside State Park to Spokane Falls (Upper Falls) and Cathedral of Our Lady of Lourdes, you've got a jam-packed schedule ahead.

  • Spokane Valley is another well-known destination in the United States and is around 225 kilometres west of Kalispell. No journey is complete without experiencing Appleway Trail, Splash Down Waterpark and Honour Point Military and Aerospace Museum.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.