$74 Cheap Flights from Kalispell (FCA) to Seattle (SEA)

View $74 flight on Tue, Dec 9, 2025Opens in a new window

Popular airlines from Glacier Park Intl. Airport (FCA) to Seattle-Tacoma International Airport (SEA)

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Cheap Flights from Kalispell to Seattle (FCA-SEA)

Prices were available within the past 7 days and start at $74 for one-way flights and $137 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Tue, Mar 3 - Sat, Mar 7
FCA
Kalispell
SEA
Seattle
$137 Roundtrip, just found
$137
Roundtrip
just found
Select Alaska Airlines flight, departing Tue, Mar 3 from Kalispell to Seattle, returning Sat, Mar 7, priced at $137 just found
Delta
Wed, Nov 19 - Wed, Dec 3
FCA
Kalispell
SEA
Seattle
$147 Roundtrip, found 2 days ago
$147
Roundtrip
found 2 days ago
Select Delta flight, departing Wed, Nov 19 from Kalispell to Seattle, returning Wed, Dec 3, priced at $147 found 2 days ago
Hawaiian Airlines
Sat, Dec 20 - Sun, Dec 21
FCA
Kalispell
SEA
Seattle
$147 Roundtrip, found 9 hours ago
$147
Roundtrip
found 9 hours ago
Select Hawaiian Airlines flight, departing Sat, Dec 20 from Kalispell to Seattle, returning Sun, Dec 21, priced at $147 found 9 hours ago
Alaska Airlines
Sat, Jan 17 - Wed, Jan 21
FCA
Kalispell
SEA
Seattle
$152 Roundtrip, found 3 days ago
$152
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Sat, Jan 17 from Kalispell to Seattle, returning Wed, Jan 21, priced at $152 found 3 days ago
Alaska Airlines
Wed, Jan 14 - Tue, Jan 20
FCA
Kalispell
SEA
Seattle
$156 Roundtrip, found 1 day ago
$156
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Wed, Jan 14 from Kalispell to Seattle, returning Tue, Jan 20, priced at $156 found 1 day ago
Hawaiian Airlines
Fri, Dec 19 - Sun, Dec 21
FCA
Kalispell
SEA
Seattle
$157 Roundtrip, found 9 hours ago
$157
Roundtrip
found 9 hours ago
Select Hawaiian Airlines flight, departing Fri, Dec 19 from Kalispell to Seattle, returning Sun, Dec 21, priced at $157 found 9 hours ago
Alaska Airlines
Tue, Mar 3 - Sat, Mar 7
FCA
Kalispell
SEA
Seattle
$167 Roundtrip, just found
$167
Roundtrip
just found
Select Alaska Airlines flight, departing Tue, Mar 3 from Kalispell to Seattle, returning Sat, Mar 7, priced at $167 just found
Delta
Sat, Dec 13 - Tue, Dec 16
FCA
Kalispell
SEA
Seattle
$170 Roundtrip, found 6 days ago
$170
Roundtrip
found 6 days ago
Select Delta flight, departing Sat, Dec 13 from Kalispell to Seattle, returning Tue, Dec 16, priced at $170 found 6 days ago
Alaska Airlines
Fri, Jan 23 - Fri, Jan 30
FCA
Kalispell
SEA
Seattle
$176 Roundtrip, found 4 days ago
$176
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Fri, Jan 23 from Kalispell to Seattle, returning Fri, Jan 30, priced at $176 found 4 days ago
United
Thu, Feb 19 - Sun, Feb 22
FCA
Kalispell
SEA
Seattle
$480 Roundtrip, found 17 hours ago
$480
Roundtrip
found 17 hours ago
Select United flight, departing Thu, Feb 19 from Kalispell to Seattle, returning Sun, Feb 22, priced at $480 found 17 hours ago

Find the cheapest month to fly from Kalispell (FCA) to Seattle (SEA)

October is typically the cheapest month to fly

From $137 - $492 per traveler.

Alternative airports near Seattle

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

Select flight to Seattle - Tacoma Intl. SEA. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $247
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city center20 min
Flights from $247

Frequently asked questions

How much does a flight from Glacier Park Intl. Airport (FCA) to Seattle - Tacoma Intl. Airport (SEA) cost?
Grab a cheap one-way flight from $74 or cheap return flight from $137 from Glacier Park Intl. Airport (FCA) to Seattle - Tacoma Intl. Airport (SEA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Glacier Park Intl. Airport (FCA) to Seattle - Tacoma Intl. Airport (SEA)?
Flying in March is a good way to save, as it's the cheapest month for flights between FCA and SEA. You'll often find the lowest prices during off-peak months.
Which airlines fly direct from Glacier Park Intl. Airport (FCA) to Seattle - Tacoma Intl. Airport (SEA)?
If you're departing from Glacier Park Intl. Airport (FCA), you can get on a nonstop flight to Seattle - Tacoma Intl. Airport (SEA) with Alaska Airlines.
What is the cheapest airline that flies from Glacier Park Intl. Airport (FCA) to Seattle - Tacoma Intl. Airport (SEA)?
To find the cheapest airline flying from FCA to SEA, use Expedia's filter tool. Customize your search based on what matters most to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Glacier Park Intl. Airport (FCA) to Seattle - Tacoma Intl. Airport (SEA)?
When jetting out of Glacier Park Intl. Airport (FCA), you can choose from an average of 2 daily nonstop flights to Seattle - Tacoma Intl. Airport (SEA).
What are the most popular departure times for flights from Glacier Park Intl. Airport (FCA) to Seattle - Tacoma Intl. Airport (SEA)?
Flights between FCA and SEA are busiest at 6 AM. If you'd like a more relaxed trip and possibly cheaper prices, choose a time when demand is lower.
What day of the week has the most flights from FCA to SEA?
If you depart on a Friday, you'll get the greatest range of options for flights from Glacier Park Intl. Airport (FCA) to Seattle - Tacoma Intl. Airport (SEA).
What is the earliest flight from Glacier Park Intl. Airport (FCA) to Seattle - Tacoma Intl. Airport (SEA)?
The earliest flight jetting off from Glacier Park Intl. Airport (FCA) is at around 6:20AM UTC-7. Board this plane and you'll reach Seattle - Tacoma Intl. Airport (SEA) at approximately 7:11AM UTC-8. The total flight duration is 1h 51m.
How long does it take to fly from Glacier Park Intl. Airport (FCA) to Seattle - Tacoma Intl. Airport (SEA)?
Flights from FCA to SEA have an average travel time of 1 hour and 45 minutes. The distance between these two airports is 380 mi.
What airline has the least delays from FCA to SEA?
Consider booking with Delta Air Lines if you'd like to fly straight from Glacier Park Intl. Airport (FCA) to Seattle - Tacoma Intl. Airport (SEA) without any delays. This carrier has the best track record for punctuality, with an on-time performance of 100%. Want to get notified of any changes? You can keep an eye on your flight status using the Expedia App.
What is the best time to fly from Glacier Park Intl. Airport (FCA) to Seattle - Tacoma Intl. Airport (SEA)?
Choose a flight from Glacier Park Intl. Airport (FCA) to Seattle - Tacoma Intl. Airport (SEA) that leaves before 3 PM to reduce the risk of delays and cancellations. Departures after this time are on average 22% more likely to be canceled.**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.
What airports do you fly into for Seattle from Glacier Park Intl. Airport (FCA)?
If you're boarding a direct flight from Glacier Park Intl. Airport (FCA) to Seattle, Seattle - Tacoma Intl. Airport (SEA) is the only airport you can land at.
Is it cheaper to buy a plane ticket from Glacier Park Intl. Airport (FCA) to Seattle - Tacoma Intl. Airport (SEA) last-minute?
Holding off until right before your break to book a ticket from FCA to SEA generally means paying more. While it's possible to find some last-minute discounts, there's no guarantee. Keep your travel plans flexible to boost your chances of getting a bargain.
Is it cheaper to book a FCA to SEA flight and hotel package?
Opting for a FCA to SEA flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Select from our extensive range of stays and then add activities, flights and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Glacier Park Intl. Airport (FCA) to Seattle - Tacoma Intl. Airport (SEA)?
Usually, it's possible to reschedule or cancel your FCA to SEA flight. However, if it's been more than 24 hours since booking, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

0
Origin airport
Glacier Park Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Alaska Airlines, Delta, Hawaiian Airlines, United
Roundtrip price
$137
Distance
377 mi

Book with confidence

Kalispell to Seattle Flights

The cheapest times to fly from Kalispell to Seattle

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 Kalispell to Seattle are during the month of March. You can find some of the cheapest flights from Kalispell to Seattle with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Kalispell to Seattle

Sunday is one of the best days to book for cheap flights from Kalispell to Seattle: 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 Kalispell to Seattle

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 Kalispell to Seattle in 2025. You can also book with separate airlines for your outbound and return journeys, from $74 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 Kalispell to Seattle 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 Kalispell to Seattle 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.

 

Kalispell to Seattle Flights

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