$29+ Cheap flights from Irvine, CA to Las Vegas (LAS)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — LAS
Dec 31 — Jan 71
1 adult, Economy
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Find cheap flights from Irvine 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 Irvine to Las Vegas Harry Reid Intl are usually found in May or September, booked 18 days in advance, depart on a Sunday or Tuesday and return on a Friday
Find flight deals from Irvine to Las Vegas
Cheapest flights from Irvine to Las VegasExplore the most affordable flight options available from Irvine to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 1, 2025.
Explore the most affordable flight options available from Irvine to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 1, 2025.
This FlightHub deal was found by Cheapflights users on 11/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/163:30 pmLAX - LAS
Nonstop1h 18mFrontier
Fri 12/1910:55 amLAS - LAX
Nonstop1h 21mFrontier
Deal found 11/30![Frontier logo]()
$58
This Kiwi.com deal was found by Cheapflights users on 11/30. 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 12/83:30 pmLAX - LAS
Nonstop1h 18mFrontier
Mon 12/156:45 pmLAS - LAX
Nonstop1h 20mFrontier
Deal found 11/30![Frontier logo]()
$59
This CheapOair deal was found by Cheapflights users on 11/29. 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.
Mon 12/153:30 pmLAX - LAS
Nonstop1h 18mFrontier
Fri 12/1910:55 amLAS - LAX
Nonstop1h 21mFrontier
Deal found 11/29![Frontier logo]()
$60
This CheapOair deal was found by Cheapflights users on 11/29. 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.
Sun 12/1410:24 pmLAX - LAS
Nonstop1h 23mFrontier
Mon 12/156:45 pmLAS - LAX
Nonstop1h 20mFrontier
Deal found 11/29![Frontier logo]()
$61
This Frontier deal was found by Cheapflights users on 11/29. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/233:30 pmLAX - LAS
Nonstop1h 18mFrontier
Tue 1/136:01 pmLAS - LAX
Nonstop1h 21mFrontier
Deal found 11/29![Frontier logo]()
$63
This CheapOair deal was found by Cheapflights users on 11/30. 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.
Wed 12/33:30 pmLAX - LAS
Nonstop1h 18mFrontier
Thu 12/116:45 pmLAS - LAX
Nonstop1h 20mFrontier
Deal found 11/30![Frontier logo]()
$64
This Mytrip deal was found by Cheapflights users on 11/29. 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.
Sat 12/209:20 pmLAX - LAS
Nonstop1h 10mMultiple Airlines
Mon 1/57:11 pmLAS - LAX
Nonstop1h 20mMultiple Airlines
Deal found 11/29![Multiple Airlines logo]()
$65
This Mytrip deal was found by Cheapflights users on 11/30. 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.
Tue 12/309:20 pmLAX - LAS
Nonstop1h 10mMultiple Airlines
Tue 1/69:15 amLAS - LAX
Nonstop1h 21mMultiple Airlines
Deal found 11/30![Multiple Airlines logo]()
$66
This Kiwi.com deal was found by Cheapflights users on 11/30. 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.
Tue 12/91:57 pmLAX - LAS
1 stop5h 59mFrontier
Fri 12/1210:50 amLAS - LAX
Nonstop1h 21mFrontier
Deal found 11/30![Frontier logo]()
$67
This Frontier deal was found by Cheapflights users on 11/29. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/233:30 pmLAX - LAS
Nonstop1h 18mFrontier
Thu 1/157:00 amLAS - LAX
Nonstop1h 20mFrontier
Deal found 11/29![Frontier logo]()
$68
This CheapOair deal was found by Cheapflights users on 11/29. 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.
Mon 12/15:33 pmLAX - LAS
Nonstop1h 13mFrontier
Sat 2/147:00 amLAS - LAX
Nonstop1h 19mFrontier
Deal found 11/29![Frontier logo]()
$69
This Kiwi.com deal was found by Cheapflights users on 11/30. 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.
Wed 12/101:57 pmLAX - LAS
1 stop5h 59mFrontier
Fri 12/126:45 pmLAS - LAX
Nonstop1h 20mFrontier
Deal found 11/30![Frontier logo]()
$70
Cheap flight deals from Irvine to Las Vegas
Keep the following information in mind while searching for Irvine to Las Vegas flight deals. Data was last updated December 1, 2025.
Most accurate provider | CheapOair 3 stars |
|---|---|
Most trusted provider | CheapOair 3 stars |
Round-trip from | $58 (Super.com) |
One-way from | $29 (Spirit) |
Popular in | March |
Cheapest in | May |
Average price | $111 |
Cheapflights Fare Finder
Customize your flight search to find flights from Irvine 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 1, 2025.
Use the filters below to find and compare flights from Irvine to Las Vegas that are best for you.
Fly from
Irvine
Fly to
Las Vegas
Route
Depart
Return
Price
Los AngelesLas Vegas
LAX - LAS
LAXLAS
Los Angeles
Thu 1/8
7:50 am-9:05 am
Nonstop1h 15m
Las Vegas Harry Reid Intl
Mon 1/12
7:40 pm-8:55 pm
Nonstop1h 15m
$92
Los AngelesLas Vegas
LAX - LAS
LAXLAS
Los Angeles
Sun 1/25
5:01 pm-6:10 pm
Nonstop1h 09m
Las Vegas Harry Reid Intl
Thu 1/29
9:35 pm-1:41 pm
1 stop16h 06m
$99
Los AngelesLas Vegas
LAX - LAS
LAXLAS
Los Angeles
Tue 2/17
5:20 am-6:30 am
Nonstop1h 10m
Las Vegas Harry Reid Intl
Tue 2/17
8:25 am-1:00 pm
1 stop4h 35m
$101
Los AngelesLas Vegas
LAX - LAS
LAXLAS
Los Angeles
Thu 1/1
8:24 am-9:41 am
Nonstop1h 17m
Las Vegas Harry Reid Intl
Sun 1/4
6:00 am-7:21 am
Nonstop1h 21m
$104
Los AngelesLas Vegas
LAX - LAS
LAXLAS
Los Angeles
Tue 12/30
9:20 pm-10:30 pm
Nonstop1h 10m
Las Vegas Harry Reid Intl
Fri 1/2
6:00 am-7:18 am
Nonstop1h 18m
$112
Los AngelesLas Vegas
LAX - LAS
LAXLAS
Los Angeles
Mon 12/22
9:05 pm-10:15 pm
Nonstop1h 10m
Las Vegas Harry Reid Intl
Wed 12/24
9:25 am-1:55 pm
1 stop4h 30m
$114
Los AngelesLas Vegas
LAX - LAS
LAXLAS
Los Angeles
Wed 12/24
5:15 pm-11:05 pm
1 stop5h 50m
Las Vegas Harry Reid Intl
Mon 12/29
5:45 am-6:55 am
Nonstop1h 10m
$114
Los AngelesLas Vegas
LAX - LAS
LAXLAS
Los Angeles
Wed 2/4
3:35 pm-4:46 pm
Nonstop1h 11m
Las Vegas Harry Reid Intl
Sat 2/7
6:15 am-7:30 am
Nonstop1h 15m
$117
Los AngelesLas Vegas
LAX - LAS
LAXLAS
Los Angeles
Sat 1/24
9:17 am-10:31 am
Nonstop1h 14m
$29
Los AngelesLas Vegas
LAX - LAS
LAXLAS
Los Angeles
Sun 1/4
5:59 pm-7:08 pm
Nonstop1h 09m
$36
Showing 1-10 of 18 results
Best time to book a flight from Irvine to Las Vegas
Have a flexible travel schedule? Discover the best time to fly to Las Vegas from Irvine 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 Irvine to Las Vegas
How far ahead should I book a flight from Irvine to Las Vegas?
Use this chart to determine the optimal time to book a round-trip flight from Irvine to Las Vegas. Price data was last updated on November 28, 2025.
To ensure you get the cheapest price possible for a flight from Irvine to Las Vegas, you should look to book at least 18 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Irvine to Las Vegas?
Currently, September is the cheapest month in which you can book a flight from Irvine to Las Vegas (average of $37). Flying from Irvine to Las Vegas in July is currently the most expensive (average of $49). 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 IR9 to LAS?
Find hourly flight availability from Irvine 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 December 1, 2025.
It’s typically best to fly out from Irvine to Las Vegas in the morning. Doing so could potentially save you 13% on the flight price compared to flying in the afternoon, which is usually more expensive.
What is the cheapest day to fly from Irvine to Las Vegas?
Use this chart to determine the cheapest time to fly round-trip from Irvine to Las Vegas. Price data was last updated on November 25, 2025.
Travelers seeking maximum savings on their Irvine to Las Vegas flight should consider departing on Sunday mornings when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
How much does it cost to fly round-trip from Irvine to Las Vegas?
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 December 1, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and American Airlines from Irvine 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.
Overall
8.0
Food
7.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Overall
8.0
Food
7.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Overall
8.0
Food
7.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Overall
8.0
Food
7.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Overall
8.0
Food
7.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Overall
8.0
Food
7.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Related info for your journey
Find useful and relevant information for your journey from Irvine 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
Henderson
North Las Vegas
Winchester
Kingman
Primm
Sunrise Manor
Mount Charleston
Mesquite
Needles
Boulder City
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Irvine to Las Vegas
See prices for flight routes from nearby airports that may be better suited for you.
Top 10 airlines flying from Irvine to Las Vegas
Discover the top 10 airlines that operate flights from Irvine 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 2,558,603 searches. Data last updated December 1, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$24 | Average$94 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$39 | Average$103 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$65 | Average$176 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$74 | Average$215 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$85 | Average$187 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$91 | Average$212 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$93 | Average$232 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$93 | Average$261 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$97 | Average$202 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$219 | Average$488 | FlexibilityNo cancel fee | On-timeN/A |