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$600+ Cheap flights from Niagara Falls to Las Vegas (IAG - 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 12/22. Fares are subject to change and may not be available on all flights or dates of travel.
IAG — LAS
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Cheap flight deals from Niagara Falls to Las Vegas

Cheapest flights from Niagara Falls to Las Vegas
Explore the most affordable flight options available from Niagara Falls to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/4. 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 12/2210:57 amIAG - LAS
2 stops24h 37mMultiple Airlines
Thu 12/259:48 pmLAS - IAG
1 stop19h 17mMultiple Airlines
Deal found 12/4$600
This Mytrip deal was found by Cheapflights users on 12/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/189:31 amIAG - LAS
2 stops16h 29mAllegiant Air
Mon 12/224:04 pmLAS - IAG
2 stops23h 26mAllegiant Air
Deal found 12/3$740
This Mytrip deal was found by Cheapflights users on 12/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/189:31 amIAG - LAS
3 stops25h 28mMultiple Airlines
Mon 12/224:04 pmLAS - IAG
2 stops23h 26mMultiple Airlines
Deal found 12/3$909

Find flight deals from Niagara Falls to Las Vegas

Discover tips and strategies to find the most affordable flight options for your journey from Niagara Falls (IAG) 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 December 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$600
(Kiwi.com)
Provider with most accurate pricing for Niagara Falls-Las Vegas Harry Reid Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Niagara Falls-Las Vegas Harry Reid Intl flights.
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From Niagara Falls to Las Vegas Harry Reid Intl
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Niagara 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 2,558,603 searches. Data last updated December 4, 2025.
Use the filters below to find and compare flights from Niagara Falls to Las Vegas that are best for you.

Fly from

Niagara Falls

Fly to

Las Vegas

Route

Depart

Return

Price

Niagara FallsLas Vegas

IAG - LAS

IAGLAS

Niagara Falls

Mon 12/22

10:57 am-8:34 am

2 stops24h 37m

Las Vegas Harry Reid Intl

Thu 12/25

9:48 pm-8:05 pm

1 stop19h 17m

$600

Niagara FallsLas Vegas

IAG - LAS

IAGLAS

Niagara Falls

Thu 12/18

9:31 am-11:00 pm

2 stops16h 29m

Las Vegas Harry Reid Intl

Mon 12/22

4:04 pm-6:30 pm

2 stops23h 26m

$740

Niagara FallsLas Vegas

IAG - LAS

IAGLAS

Niagara Falls

Thu 12/18

9:31 am-7:59 am

3 stops25h 28m

Las Vegas Harry Reid Intl

Mon 12/22

4:04 pm-6:30 pm

2 stops23h 26m

$909

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/4

Compare providers for flights from Niagara 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 Niagara Falls to Las Vegas in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Niagara Falls-Las Vegas flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Niagara Falls-Las Vegas flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Niagara Falls-Las Vegas flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Niagara Falls-Las Vegas flights, Cheapflights users trust eDreams the most. eDreams 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 Niagara 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 Niagara Falls to Las Vegas

Have a flexible travel schedule? Discover the best time to fly to Las Vegas from Niagara Falls with our price prediction graph.
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 Niagara Falls to Las Vegas

What is the cheapest month to book a flight from Niagara Falls to Las Vegas?

Currently, November is the cheapest month in which you can book a flight from Niagara Falls to Las Vegas (average of $164). Flying from Niagara Falls to Las Vegas in December is currently the most expensive (average of $256). 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.

Related info for your journey

Find useful and relevant information for your journey from Niagara 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.

  • How long is the flight from Niagara Falls to Las Vegas?

    Allegiant Air can get you from Niagara Falls to Las Vegas in just under 16h 29m. Your travel time can differ by up to . The distance from Niagara Falls to Las Vegas is about 1970 mi.

  • Can I find deals for flights from Niagara Falls to Las Vegas that include hotel bookings?

    Yes. In addition to deals on Niagara Falls to Las Vegas flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Niagara Falls to Las Vegas?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Niagara Falls to Las Vegas.

  • Can I find deals for business class flights from Niagara Falls to Las Vegas?

    Yes. Cheapflights offers flight deals from Niagara Falls to Las Vegas by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Niagara Falls to Las Vegas?

    Currently, November is the cheapest month in which you can book a flight from Niagara Falls to Las Vegas (average of $164). Flying from Niagara Falls to Las Vegas in December is currently the most expensive (average of $256). 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.

See more FAQs

Traveling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Paradise
Henderson
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