$751 Cheap Flights from Southampton (SOU) to Kalispell (FCA)

View $751 flight on Mon, May 4, 2026Opens in a new window

Popular airlines from Southampton (SOU) to Glacier Park Intl. Airport (FCA)

Cheap Flights from Southampton to Kalispell (SOU-FCA)

Prices were available within the past 7 days and start at $751 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from Southampton Airport (SOU) to Glacier Park Intl. Airport (FCA) cost?
Snag a cheap one-way flight from $751 or cheap return flight from Southampton Airport (SOU) to Glacier Park Intl. Airport (FCA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Southampton Airport (SOU) to Glacier Park Intl. Airport (FCA)?
Flying in can help you save, as it's the cheapest month for flights between SOU and FCA. You'll usually find the lowest fares during off-peak months.
What is the cheapest airline that flies from Southampton Airport (SOU) to Glacier Park Intl. Airport (FCA)?
Use the filters on Expedia to compare different airlines and find the cheapest carrier that'll take you from SOU to FCA. Then, sort your results by "Price (lowest to highest)" to pick up a great deal.
How many flights per day from Southampton Airport (SOU) to Glacier Park Intl. Airport (FCA)?
There aren't any daily direct flights available from Southampton Airport (SOU) to Glacier Park Intl. Airport (FCA). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be on your way before you know it.
What day of the week has the most flights from SOU to FCA?
Typically you'll find the widest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* But this can vary depending on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Southampton Airport (SOU) to Glacier Park Intl. Airport (FCA)?
To avoid potential delays on the Southampton Airport (SOU) to Glacier Park Intl. Airport (FCA) route, aim to travel before 3 PM. Later departures have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Southampton Airport (SOU) to Glacier Park Intl. Airport (FCA) last-minute?
Waiting until right before your break to book a flight from SOU to FCA generally means paying more. While you may find some last-minute discounts, they aren't always guaranteed. Keep your travel plans flexible for the best chance of scoring a bargain.
Is it cheaper to book a SOU to FCA flight and hotel package?
Booking a SOU to FCA flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Pick from our extensive range of hotels and then add flights, car rentals and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Southampton Airport (SOU) to Glacier Park Intl. Airport (FCA)?
Generally, it's possible to reschedule or cancel your SOU to FCA flight. However, if it's been more than 24 hours since booking, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
Southampton
Destination airport
Glacier Park Intl.
Distance
4515 mi

Book with confidence

Southampton to Kalispell Flights

The cheapest times to fly from Southampton to Kalispell

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Southampton to Kalispell are during the month of . You can find some of the cheapest flights from Southampton to Kalispell with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Southampton to Kalispell

Sunday is one of the best days to book for cheap flights from Southampton to Kalispell: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Southampton to Kalispell

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Southampton to Kalispell in 2025. You can also book with separate airlines for your outbound and return journeys, from $751 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Southampton to Kalispell flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Southampton to Kalispell airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Southampton to Kalispell Flights

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*Available to One Key members.