$88+ Cheap flights from Great Falls to Las Vegas (GTF - LAS)
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 12/6. Fares are subject to change and may not be available on all flights or dates of travel.
GTF — LAS
Oct 24 — Oct 311
Round-trip
1 adult, Economy
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Find cheap flights from Great Falls to Las Vegas 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.Cheapflights Tip: The best prices from Great Falls to Las Vegas Harry Reid Intl are usually found in June or July, booked 78 days in advance, depart on a Monday or Wednesday and return on a Monday
Cheap flight deals from Great Falls to Las Vegas
Cheapest
Best
Last-minute
One-way
Cheapest flights from Great Falls to Las VegasExplore the most affordable flight options available from Great Falls to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 24, 2026.
Explore the most affordable flight options available from Great Falls to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 24, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 9/23. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/711:39 am -
Nonstop2h 14m
Fri 12/117:20 am -
Nonstop2h 29m
Deal found 9/23![Allegiant Air logo]()
$304
This Orbitz deal was found by Cheapflights users on 9/23. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/711:39 am -
Nonstop2h 14m
Thu 12/108:30 am -
1 stop6h 41m
Deal found 9/23![Multiple Airlines logo]()
$308
This Kiwi.com deal was found by Cheapflights users on 9/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/129:22 am -
1 stop11h 24m
Sat 11/144:09 pm -
1 stop15h 23m
Deal found 9/21![Multiple Airlines logo]()
$336
This Cheapflightsfares deal was found by Cheapflights users on 9/22. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1111:39 am -
Nonstop2h 14m
Mon 12/147:20 am -
Nonstop2h 29m
Deal found 9/22![Allegiant Air logo]()
$378
This Kiwi.com deal was found by Cheapflights users on 9/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/711:39 am -
Nonstop2h 14m
Fri 12/112:55 pm -
2 stops42h 47m
Deal found 9/23![Multiple Airlines logo]()
$379
This Gotogate deal was found by Cheapflights users on 9/22. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1111:39 am -
Nonstop2h 14m
Mon 12/1410:32 am -
2 stops28h 39m
Deal found 9/22![Multiple Airlines logo]()
$402
This United Airlines deal was found by Cheapflights users on 9/23. 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 11/162:45 pm -
1 stop4h 53m
Thu 11/193:10 pm -
1 stop5h 28m
Deal found 9/23![United Airlines logo]()
$412
This United Airlines deal was found by Cheapflights users on 9/23. 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 11/162:45 pm -
1 stop4h 53m
Wed 11/189:44 am -
2 stops10h 54m
Deal found 9/23![United Airlines logo]()
$418
Best flights from Great Falls to Las VegasDiscover carefully curated flight deals from Great Falls to Las Vegas that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 24, 2026.
Discover carefully curated flight deals from Great Falls to Las Vegas that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 24, 2026.
This Alaska Airlines deal was found by Cheapflights users on 9/19. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/64:08 pm -
1 stop7h 17m
Tue 2/99:00 am -
1 stop5h 28m
Deal found 9/19![Alaska Airlines logo]()
$412
This United Airlines deal was found by Cheapflights users on 9/19. 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.
Wed 1/62:25 pm -
1 stop5h 39m
Thu 1/73:30 pm -
1 stop4h 50m
Deal found 9/19![United Airlines logo]()
$412
This Delta deal was found by Cheapflights users on 9/20. 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.
Mon 10/56:21 pm -
1 stop6h 14m
Wed 10/71:02 pm -
2 stops8h 38m
Deal found 9/20![Delta logo]()
$442
This Delta deal was found by Cheapflights users on 9/24. 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.
Mon 11/161:21 pm -
2 stops10h 55m
Wed 11/181:53 pm -
2 stops7h 37m
Deal found 9/24![Delta logo]()
$445
This United Airlines deal was found by Cheapflights users on 9/22. 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.
Wed 10/142:37 pm -
1 stop7h 19m
Sat 10/319:48 am -
2 stops10h 50m
Deal found 9/22![United Airlines logo]()
$460
This Delta deal was found by Cheapflights users on 9/23. 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.
Mon 12/75:35 am -
2 stops10h 23m
Thu 12/107:00 am -
2 stops9h 39m
Deal found 9/23![Delta logo]()
$445
This Delta deal was found by Cheapflights users on 9/19. 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.
Wed 1/61:10 pm -
2 stops10h 38m
Thu 1/76:00 am -
2 stops10h 43m
Deal found 9/19![Delta logo]()
$447
This Delta deal was found by Cheapflights users on 9/21. 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.
Wed 11/111:21 pm -
2 stops10h 24m
Thu 11/197:00 am -
2 stops9h 39m
Deal found 9/21![Delta logo]()
$447
This Delta deal was found by Cheapflights users on 9/20. 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.
Sat 10/106:27 pm -
1 stop5h 03m
Fri 10/236:10 am -
1 stop10h 37m
Deal found 9/20![Delta logo]()
$462
Last-minute flights from Great Falls to Las VegasDiscover last-minute flight deals from Great Falls to Las Vegas. Data last updated September 24, 2026 and is based on user searches.
Discover last-minute flight deals from Great Falls to Las Vegas. Data last updated September 24, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/20. 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 10/56:15 am -
1 stop5h 26m
Wed 10/75:15 am -
1 stop7h 26m
Deal found 9/20![United Airlines logo]()
$412
This Delta deal was found by Cheapflights users on 9/20. 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.
Mon 10/56:21 pm -
1 stop6h 14m
Wed 10/71:02 pm -
2 stops8h 38m
Deal found 9/20![Delta logo]()
$442
This Delta deal was found by Cheapflights users on 9/21. 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.
Mon 10/51:15 pm -
2 stops10h 26m
Thu 10/87:00 am -
2 stops9h 47m
Deal found 9/21![Delta logo]()
$445
This Delta deal was found by Cheapflights users on 9/21. 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.
Sat 10/105:40 am -
1 stop4h 07m
Fri 10/237:15 pm -
2 stops16h 23m
Deal found 9/21![Delta logo]()
$453
This Delta deal was found by Cheapflights users on 9/23. 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.
Mon 10/126:27 pm -
1 stop6h 32m
Fri 10/165:10 pm -
1 stop4h 30m
Deal found 9/23![Delta logo]()
$434
This Gotogate deal was found by Cheapflights users on 9/22. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/235:15 pm -
1 stop7h 44m
Fri 10/307:02 am -
1 stop8h 33m
Deal found 9/22![Alaska Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 9/23. 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 10/232:37 pm -
1 stop7h 19m
Fri 10/305:15 am -
1 stop7h 34m
Deal found 9/23![United Airlines logo]()
$446
This United Airlines deal was found by Cheapflights users on 9/20. 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 10/302:45 pm -
1 stop7h 00m
Fri 11/69:44 am -
2 stops10h 54m
Deal found 9/20![United Airlines logo]()
$418
This Alaska Airlines deal was found by Cheapflights users on 9/22. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/305:15 pm -
1 stop6h 19m
Mon 11/212:37 pm -
2 stops26h 53m
Deal found 9/22![Alaska Airlines logo]()
$431
One-way flights from Great Falls to Las VegasSearch for one-way flight options from Great Falls to Las Vegas. Find affordable one-way fares based on user searches. Data last updated September 24, 2026.
Search for one-way flight options from Great Falls to Las Vegas. Find affordable one-way fares based on user searches. Data last updated September 24, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/611:32 am -
1 stop26h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![Multiple Airlines logo]()
$88
This Kiwi.com deal was found by Cheapflights users on 9/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/711:39 am -
Nonstop2h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![Allegiant Air logo]()
$108
This CheapOair deal was found by Cheapflights users on 9/20. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1111:39 am -
Nonstop2h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Allegiant Air logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 9/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/311:32 am -
1 stop28h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![Multiple Airlines logo]()
$117
This Trip.com deal was found by Cheapflights users on 9/24. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/85:10 pm -
1 stop5h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Alaska Airlines logo]()
$202
This Trip.com deal was found by Cheapflights users on 9/22. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/65:10 pm -
1 stop6h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Alaska Airlines logo]()
$205
This Alaska Airlines deal was found by Cheapflights users on 9/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/24:51 pm -
1 stop5h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![Alaska Airlines logo]()
$206
This Delta deal was found by Cheapflights users on 9/24. 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.
Thu 11/56:27 pm -
1 stop5h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Delta logo]()
$217
This Delta deal was found by Cheapflights users on 9/20. 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 12/116:19 pm -
1 stop6h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Delta logo]()
$218
This Delta deal was found by Cheapflights users on 9/24. 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.
Sun 11/85:40 am -
2 stops10h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Delta logo]()
$223
Find flight deals from Great Falls to Las Vegas
Discover tips and strategies to find the most affordable flight options for your journey from Great Falls (GTF) to Las Vegas (LAS). 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 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $304 (Cheapflightsfares) |
One-way from | $88 (Kiwi.com) |
Popular in | September |
Cheapest in | June |
Average price | $418 |
Good round-trip deal | $185 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Great Falls to Las Vegas 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 24, 2026.
Use the filters below to find and compare flights from Great Falls to Las Vegas that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Great FallsLas Vegas
GTF Great Falls - LAS Las Vegas Harry Reid Intl
GTFLAS
Great Falls
Tue 12/1
4:51 pm-9:36 pm
1 stop5h 45m
Las Vegas Harry Reid Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$202
Great FallsLas Vegas
GTF Great Falls - LAS Las Vegas Harry Reid Intl
GTFLAS
Great Falls
Fri 11/6
5:10 pm-10:37 pm
1 stop6h 27m
Las Vegas Harry Reid Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$205
Great FallsLas Vegas
GTF Great Falls - LAS Las Vegas Harry Reid Intl
GTFLAS
Great Falls
Tue 12/8
4:51 pm-10:03 pm
1 stop6h 12m
Las Vegas Harry Reid Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$206
Great FallsLas Vegas
GTF Great Falls - LAS Las Vegas Harry Reid Intl
GTFLAS
Great Falls
Wed 12/2
4:51 pm-9:33 pm
1 stop5h 42m
Las Vegas Harry Reid Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$206
Great FallsLas Vegas
GTF Great Falls - LAS Las Vegas Harry Reid Intl
GTFLAS
Great Falls
Fri 12/4
6:19 pm-11:53 pm
1 stop6h 34m
Las Vegas Harry Reid Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$217
Great FallsLas Vegas
GTF Great Falls - LAS Las Vegas Harry Reid Intl
GTFLAS
Great Falls
Mon 12/7
6:19 pm-11:53 pm
1 stop6h 34m
Las Vegas Harry Reid Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$217
Quickest round-trip
Great FallsLas Vegas
GTF Great Falls - LAS Las Vegas Harry Reid Intl
GTFLAS
Great Falls
Thu 11/5
6:27 pm-10:30 pm
1 stop5h 03m
Las Vegas Harry Reid Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$217
Great FallsLas Vegas
GTF Great Falls - LAS Las Vegas Harry Reid Intl
GTFLAS
Great Falls
Sun 11/8
5:40 am-3:02 pm
2 stops10h 22m
Las Vegas Harry Reid Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$223
Great FallsLas Vegas
GTF Great Falls - LAS Las Vegas Harry Reid Intl
GTFLAS
Great Falls
Sat 12/5
1:19 pm-10:45 pm
2 stops10h 26m
Las Vegas Harry Reid Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$223
Great FallsLas Vegas
GTF Great Falls - LAS Las Vegas Harry Reid Intl
GTFLAS
Great Falls
Wed 11/4
2:45 pm-8:45 pm
1 stop7h 00m
Las Vegas Harry Reid Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$256
Showing 1-10 of 19 resultsSorted by cheapest first
Compare providers for flights from Great Falls to Las Vegas
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 Las Vegas in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Great Falls-Las Vegas flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Great Falls-Las Vegas flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Great Falls-Las Vegas flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Great Falls-Las Vegas 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-Las Vegas 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 Las Vegas
Have a flexible travel schedule? Discover the best time to fly to Las Vegas from Great Falls with our price prediction graph.
GTF-LAS
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.
Cheapflights Insights
Everything you need to know about your flight from Great Falls to Las Vegas
How far ahead should I book a flight from Great Falls to Las Vegas?
Booking 77 days in advance of your planned departure date is, on average, the best time to get cheap flights from Great Falls to Las Vegas. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Great Falls to Las Vegas?
Currently, June is the cheapest month in which you can book a flight from Great Falls to Las Vegas (average of $156). Flying from Great Falls to Las Vegas in September is currently the most expensive (average of $418). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from GTF to LAS?
Find hourly flight availability from Great Falls to Las Vegas. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 24, 2026.
One of the essential ways to save on airfare from Great Falls to Las Vegas is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 52% on airfare.
Reviews of airlines servicing Las Vegas
Get insights into the airlines that provide service to Las Vegas. 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 Las Vegas. Reviews last updated September 24, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines,Delta, andUnited Airlines from Great Falls to Las Vegas to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Crew
8.5
Food
7.0
Overall
7.9
Comfort
7.8
Entertainment
7.0
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Boarding
8.1
Crew
8.5
Food
7.0
Overall
7.9
Comfort
7.8
Entertainment
7.0
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Boarding
8.1
Crew
8.5
Food
7.0
Overall
7.9
Comfort
7.8
Entertainment
7.0
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Boarding
8.1
Crew
8.5
Food
7.0
Overall
7.9
Comfort
7.8
Entertainment
7.0
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Boarding
8.1
Crew
8.5
Food
7.0
Overall
7.9
Comfort
7.8
Entertainment
7.0
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Related info for your journey
Find useful and relevant information for your journey from Great Falls to Las Vegas. 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 Las Vegas?
Book flights to Las Vegas if you plan to visit one of these locationsParadise
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Alternative routes for Great Falls to Las Vegas
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Explore flights to Las Vegas departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 24, 2026.
Great Falls and Las Vegas flights
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Other flights from Great Falls
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Top 4 airlines flying from Great Falls to Las Vegas
Discover the top 4 airlines that operate flights from Great Falls to Las Vegas. 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 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$87 | Average$166 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$120 | Average$370 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$194 | Average$408 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$200 | Average$445 | FlexibilityNo cancel fee | On-timeN/A |