$324+ Cheap flights from Great Falls to Milwaukee (GTF - MKE)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/10. Fares are subject to change and may not be available on all flights or dates of travel.
GTF — MKE
Oct 11 — Oct 181
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Great Falls to Milwaukee with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Great Falls to Milwaukee
Cheapest
Best
Last-minute
Cheapest flights from Great Falls to MilwaukeeExplore the most affordable flight options available from Great Falls to Milwaukee. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2026.
Explore the most affordable flight options available from Great Falls to Milwaukee. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2026.
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/102:37 pm -
2 stops7h 22m
Wed 10/142:39 pm -
1 stop7h 43m
Deal found 9/10![United Airlines logo]()
$324
This Delta deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/256:21 pm -
2 stops13h 45m
Tue 9/298:05 am -
2 stops10h 36m
Deal found 9/10![Delta logo]()
$439
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/252:37 pm -
2 stops7h 22m
Tue 9/292:39 pm -
1 stop7h 43m
Deal found 9/10![United Airlines logo]()
$533
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/122:37 pm -
1 stop8h 22m
Wed 10/142:39 pm -
1 stop7h 43m
Deal found 9/10![United Airlines logo]()
$606
This United Airlines deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:15 am -
1 stop6h 16m
Tue 10/132:39 pm -
1 stop7h 43m
Deal found 9/8![United Airlines logo]()
$621
Best flights from Great Falls to MilwaukeeDiscover carefully curated flight deals from Great Falls to Milwaukee that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.
Discover carefully curated flight deals from Great Falls to Milwaukee that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/102:37 pm -
2 stops7h 22m
Wed 10/142:39 pm -
1 stop7h 43m
Deal found 9/10![United Airlines logo]()
$324
This Delta deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/256:21 pm -
2 stops13h 45m
Tue 9/298:05 am -
2 stops10h 36m
Deal found 9/10![Delta logo]()
$439
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/96:15 am -
1 stop7h 10m
Tue 1/124:15 pm -
1 stop6h 05m
Deal found 9/10![United Airlines logo]()
$488
Last-minute flights from Great Falls to MilwaukeeDiscover last-minute flight deals from Great Falls to Milwaukee. Data last updated September 11, 2026 and is based on user searches.
Discover last-minute flight deals from Great Falls to Milwaukee. Data last updated September 11, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/256:21 pm -
2 stops13h 45m
Tue 9/298:05 am -
2 stops10h 36m
Deal found 9/10![Delta logo]()
$439
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/252:37 pm -
2 stops7h 22m
Tue 9/292:39 pm -
1 stop7h 43m
Deal found 9/10![United Airlines logo]()
$533
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/102:37 pm -
2 stops7h 22m
Wed 10/142:39 pm -
1 stop7h 43m
Deal found 9/10![United Airlines logo]()
$324
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/122:37 pm -
1 stop8h 22m
Wed 10/142:39 pm -
1 stop7h 43m
Deal found 9/10![United Airlines logo]()
$606
This United Airlines deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:15 am -
1 stop6h 16m
Tue 10/132:39 pm -
1 stop7h 43m
Deal found 9/8![United Airlines logo]()
$621
Find flight deals from Great Falls to Milwaukee
Discover tips and strategies to find the most affordable flight options for your journey from Great Falls (GTF) to Milwaukee (MKE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $324 (United Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Great Falls to Milwaukee that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 11, 2026.
Use the filters below to find and compare flights from Great Falls to Milwaukee that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Great FallsMilwaukee
GTF Great Falls - MKE Milwaukee-Mitchell
GTFMKE
Great Falls
Sat 10/10
2:37 pm-10:59 pm
2 stops7h 22m
Milwaukee-Mitchell
Wed 10/14
2:39 pm-9:22 pm
1 stop7h 43m
$324
Great FallsMilwaukee
GTF Great Falls - MKE Milwaukee-Mitchell
GTFMKE
Great Falls
Fri 9/25
6:21 pm-9:06 am
2 stops13h 45m
Milwaukee-Mitchell
Tue 9/29
8:05 am-5:41 pm
2 stops10h 36m
$439
Quickest round-trip
Great FallsMilwaukee
GTF Great Falls - MKE Milwaukee-Mitchell
GTFMKE
Great Falls
Sat 1/9
6:15 am-2:25 pm
1 stop7h 10m
Milwaukee-Mitchell
Tue 1/12
4:15 pm-9:20 pm
1 stop6h 05m
$488
Sorted by cheapest first
Compare providers for flights from Great Falls to Milwaukee
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Great Falls to Milwaukee in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Great Falls-Milwaukee flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Great Falls-Milwaukee flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Great Falls-Milwaukee flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Great Falls-Milwaukee flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Great Falls-Milwaukee flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Great Falls to Milwaukee
Have a flexible travel schedule? Discover the best time to fly to Milwaukee from Great Falls with our price prediction graph.
GTF-MKE
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Reviews of airlines servicing Milwaukee
Get insights into the airlines that provide service to Milwaukee. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Milwaukee. Reviews last updated September 11, 2026.
Read reviews from past customers who have flown United Airlines from Great Falls to Milwaukee. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.1
Food
6.7
Overall
7.4
Comfort
7.3
Entertainment
7.1
Boarding
7.7
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Crew
8.1
Food
6.7
Overall
7.4
Comfort
7.3
Entertainment
7.1
Boarding
7.7
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Related info for your journey
Find useful and relevant information for your journey from Great Falls to Milwaukee. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Milwaukee?
Book flights to Milwaukee if you plan to visit one of these locationsPort Washington
Sheboygan
New Berlin
Oak Creek
Wauwatosa
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Milwaukee flight routes
Other flight options
Other flights from Great Falls
Popular flights
Alternative routes for Great Falls to Milwaukee
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Milwaukee by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Great Falls to Milwaukee by cabin class
Find flights from Great Falls to Milwaukee, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Milwaukee
Explore flights to Milwaukee departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 11, 2026.
Great Falls and Milwaukee flights
Browse other Great Falls and Milwaukee flight options. Last updated on September 11, 2026.
Other flights from Great Falls
Browse through other flights departing from Great Falls. Flights are based on user searches made on Cheapflights and were last updated on September 11, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Great Falls to Milwaukee
Discover the top airline that operate flights from Great Falls to Milwaukee. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$323 | Average$426 | FlexibilityNo cancel fee | On-time69% |