A mountain range with prominent peaks, dense forested valleys, and a clear sky.

$198 Cheap Flights from Green Bay (GRB) to Kalispell (FCA)

View $198 flight on Tue, Jun 8, 2027Opens in a new window

Popular airlines from Green Bay Austin Straubel Intl. Airport (GRB) to Glacier Park Intl. Airport (FCA)

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 30% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Green Bay to Kalispell (GRB-FCA)

Prices were available within the past 7 days and start at $198 for one-way flights and $478 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, Aug 18 - Tue, Aug 25
GRB
Green Bay
FCA
Kalispell
$478 Roundtrip, found 5 days ago
$478
Roundtrip
found 5 days ago
Select American Airlines flight, departing Tue, Aug 18 from Green Bay to Kalispell, returning Tue, Aug 25, priced at $478 found 5 days ago
American Airlines
Tue, Aug 18 - Tue, Aug 25
GRB
Green Bay
FCA
Kalispell
$529 Roundtrip, found 5 days ago
$529
Roundtrip
found 5 days ago
Select American Airlines flight, departing Tue, Aug 18 from Green Bay to Kalispell, returning Tue, Aug 25, priced at $529 found 5 days ago
United
Tue, Aug 18 - Tue, Aug 25
GRB
Green Bay
FCA
Kalispell
$542 Roundtrip, found 5 days ago
$542
Roundtrip
found 5 days ago
Select United flight, departing Tue, Aug 18 from Green Bay to Kalispell, returning Tue, Aug 25, priced at $542 found 5 days ago
American Airlines
Tue, Aug 18 - Tue, Aug 25
GRB
Green Bay
FCA
Kalispell
$546 Roundtrip, found 5 days ago
$546
Roundtrip
found 5 days ago
Select American Airlines flight, departing Tue, Aug 18 from Green Bay to Kalispell, returning Tue, Aug 25, priced at $546 found 5 days ago
American Airlines
Thu, Oct 29 - Sun, Nov 1
GRB
Green Bay
FCA
Kalispell
$551 Roundtrip, found 1 day ago
$551
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Oct 29 from Green Bay to Kalispell, returning Sun, Nov 1, priced at $551 found 1 day ago
United
Tue, Aug 18 - Tue, Aug 25
GRB
Green Bay
FCA
Kalispell
$552 Roundtrip, found 5 days ago
$552
Roundtrip
found 5 days ago
Select United flight, departing Tue, Aug 18 from Green Bay to Kalispell, returning Tue, Aug 25, priced at $552 found 5 days ago
American Airlines
Thu, Aug 27 - Sat, Aug 29
GRB
Green Bay
FCA
Kalispell
$574 Roundtrip, found 5 days ago
$574
Roundtrip
found 5 days ago
Select American Airlines flight, departing Thu, Aug 27 from Green Bay to Kalispell, returning Sat, Aug 29, priced at $574 found 5 days ago
American Airlines
Tue, Aug 11 - Wed, Aug 19
GRB
Green Bay
FCA
Kalispell
$576 Roundtrip, found 6 days ago
$576
Roundtrip
found 6 days ago
Select American Airlines flight, departing Tue, Aug 11 from Green Bay to Kalispell, returning Wed, Aug 19, priced at $576 found 6 days ago
American Airlines
Thu, Aug 27 - Sat, Aug 29
GRB
Green Bay
FCA
Kalispell
$581 Roundtrip, found 5 days ago
$581
Roundtrip
found 5 days ago
Select American Airlines flight, departing Thu, Aug 27 from Green Bay to Kalispell, returning Sat, Aug 29, priced at $581 found 5 days ago
Delta
Thu, Oct 29 - Sun, Nov 1
GRB
Green Bay
FCA
Kalispell
$660 Roundtrip, found 1 day ago
$660
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Oct 29 from Green Bay to Kalispell, returning Sun, Nov 1, priced at $660 found 1 day ago

Find the cheapest month to fly from Green Bay (GRB) to Kalispell (FCA)

January is typically the cheapest month to fly

From $290 - $844 per traveler.

What you need to know for your flight from Austin Straubel Intl. to Glacier Park Intl.

Green Bay (GRB) to Kalispell (FCA) at a glance

Explore a range of airlines offering flights from Green Bay (GRB) to Kalispell (FCA) on this domestic short-haul route. Compare a variety of options from full-service carriers to find the itinerary that best aligns with your budget, schedule, and travel plans as you discover the iconic sights and neighborhoods of Kalispell. Get all the essential details for flights departing from Austin Straubel International Airport (GRB) to Glacier Park International Airport (FCA).

  • Fastest flight duration: around 4h 45m in-flight, plus roughly 2h 30m layover with one stop
  • Route distance: roughly 1,300 miles (2,090 km)
  • Flights per week: around 7 departures on average
  • Typical fares (one-way): economy tickets often range from $215–$370, depending on seasonality and how far ahead you book

Flights from Austin Straubel International Airport (GRB) to Glacier Park International Airport (FCA)

According to recent traveler bookings, the top airlines flying from Green Bay to Kalispell are often selected for their one-stop services, with many connecting through O'Hare International Airport (ORD), which typically features a layover of around 2 hours and 30 minutes. This allows you to tailor your journey by balancing price, total travel time, and cabin class to create the ideal itinerary.

  • United: This full-service airline provides one-stop travel options, with one-way fares generally falling between $215 and $360. It represents around 44% of departures for this route, featuring an in-flight duration of 4 hours 45 minutes and an overall travel time of about 7 hours 15 minutes, including layover time.
  • American Airlines: Another full-service option, American Airlines also offers one-stop services, with one-way ticket prices usually ranging from $240 to $370. It makes up roughly 33% of the departures on this route, with a flight time of 4 hours 45 minutes and a total journey time of approximately 7 hours 15 minutes, factoring in layovers.

Alternative route from Green Bay (GRB) to Kalispell (FCA)

  • Appleton to Kalispell (ATW-FCA): Appleton International Airport (ATW) is located approximately 25 miles from Austin Straubel International Airport (GRB). On this route, one-way economy ticket prices generally fall between $195 and $410, varying with the season and the timing of your booking. Travelers typically find one-stop options available, with common layover points at O'Hare International Airport (ORD) and Minneapolis - St. Paul International Airport (MSP). The leading airlines for this route include American Airlines and Delta.

How to find the best prices for flights from Green Bay (GRB) to Kalispell (FCA)

Getting some of the best deals on flights from Green Bay to Kalispell is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are usually found when booking 2-8 weeks in advance, although most travelers tend to book at least 2 months ahead. Morning departures between 5 am and 12 pm often offer lower prices and are the most popular times to fly. Additionally, flying on Tuesday generally provides cheaper rates, while Saturday remains the most popular travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.* Find Kalispell hotel and flight deals.
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Glacier Park International Airport from Austin Straubel International Airport

Kalispell welcomes travelers from Green Bay with a range of transport options based on price, convenience, and proximity. Here's how to reach Kalispell efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Kalispell, with options including free hotel shuttles and private rides, which can be arranged in advance with your hotel.
  • Car rental: Renting a car from Glacier Park International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Glacier Park International Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Glacier Park International Airport, Whitefish Seaport, a seaport, is about 8.1 miles away, while Whitefish Depot, a train station, is approximately 8.3 miles from the airport.

Frequently asked questions

How much does a flight from Green Bay, WI (GRB-Austin Straubel Intl.) to Kalispell, MT (FCA-Glacier Park Intl.) cost?
You can find cheap one-way flights from $198 and cheap return flights from $478 Green Bay, WI (GRB-Austin Straubel Intl.) to Kalispell, MT (FCA-Glacier Park Intl.) with Expedia. One-way flights generally range between $245 and $956, and roundtrip flights usually range from $525 to $1507. 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 Green Bay, WI (GRB-Austin Straubel Intl.) to Kalispell, MT (FCA-Glacier Park Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Green Bay, WI (GRB-Austin Straubel Intl.) to Kalispell, MT (FCA-Glacier Park Intl.)?
The cheapest month to fly from GRB to FCA is August when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Green Bay, WI (GRB-Austin Straubel Intl.) to Kalispell, MT (FCA-Glacier Park Intl.)?
Enter GRB to FCA and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Green Bay, WI (GRB-Austin Straubel Intl.) to Kalispell, MT (FCA-Glacier Park Intl.)?
American Airlines is one of the cheapest airlines offering connecting flights from Green Bay (GRB) to Kalispell (FCA), with round-trip tickets starting from around $660. 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.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Green Bay, WI (GRB-Austin Straubel Intl.) to Kalispell, MT (FCA-Glacier Park Intl.)?
To find a cheap flight from Green Bay, WI (GRB-Austin Straubel Intl.) to Kalispell, MT (FCA-Glacier Park 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 time to fly from Green Bay, WI (GRB-Austin Straubel Intl.) to Kalispell, MT (FCA-Glacier Park Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Green Bay, WI (GRB-Austin Straubel Intl.) to Kalispell, MT (FCA-Glacier Park Intl.)?
The earliest flight from Austin Straubel International Airport (GRB) to Glacier Park International Airport (FCA) typically leaves at around 5:10 AM, operated by Delta. This seasonal service is available in February, allowing you to maximize your time in Kalispell. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Green Bay, WI (GRB-Austin Straubel Intl.) to Kalispell, MT (FCA-Glacier Park Intl.)?
For flights from Austin Straubel International Airport (GRB) to Glacier Park International (FCA), the most popular departure times are in the early morning, from 6am to 9am. About 58% of passengers choose this time window. Many major carriers, including United Airlines and American Airlines, offer flights during this period. This timing is favored as it helps you make the most of your day upon arrival.
How long does it take to fly from Green Bay, WI (GRB-Austin Straubel Intl.) to Kalispell, MT (FCA-Glacier Park Intl.)?
A flight from GRB to FCA with a layover takes around 7 hours 30 minutes, with the route covering approximately 1,266 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Green Bay, WI (GRB-Austin Straubel Intl.) to Kalispell, MT (FCA-Glacier Park Intl.)?
Select the "Business class" and "First class" filters when looking for GRB to FCA flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Green Bay, WI (GRB-Austin Straubel Intl.) to Kalispell, MT (FCA-Glacier Park Intl.) flight with Expedia?
It's easy to earn miles on a Green Bay, WI (GRB-Austin Straubel Intl.) to Kalispell, MT (FCA-Glacier Park 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 Kalispell from Austin Straubel Intl. (GRB)?
From Austin Straubel Intl. (GRB), you can fly into Glacier Park Intl. (FCA) to reach Kalispell. Some flights may connect through major hubs like O'Hare Intl. (ORD), Minneapolis - St. Paul Intl. (MSP), Detroit Metropolitan Wayne County (DTW) before reaching Kalispell. 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 Green Bay, WI (GRB-Austin Straubel Intl.) to Kalispell, MT (FCA-Glacier Park Intl.) at the last minute?
Typically, booking a last minute flight from Green Bay, WI (GRB-Austin Straubel Intl.) to Kalispell, MT (FCA-Glacier Park 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 Green Bay, WI (GRB-Austin Straubel Intl.) to Kalispell, MT (FCA-Glacier Park Intl.) flight and hotel package?
Securing a Green Bay, WI (GRB-Austin Straubel Intl.) to Kalispell, MT (FCA-Glacier Park 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 Green Bay, WI (GRB-Austin Straubel Intl.) to Kalispell, MT (FCA-Glacier Park Intl.)?
If you booked your Green Bay, WI (GRB-Austin Straubel Intl.) to Kalispell, MT (FCA-Glacier Park 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
Austin Straubel Intl.
Destination airport
Glacier Park Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
$477
Distance
1265 mi

Book with confidence

Green Bay to Kalispell Flights

The cheapest times to fly from Green Bay 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 Green Bay to Kalispell are during the month of August. You can find some of the cheapest flights from Green Bay to Kalispell with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Green Bay to Kalispell

Sunday is one of the best days to book for cheap flights from Green Bay 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 Green Bay 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 Green Bay to Kalispell in 2026. You can also book with separate airlines for your outbound and return journeys, from $198 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 Green Bay 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 Green Bay 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.

 

Green Bay to Kalispell Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

Explore a world of travel with Expedia