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$561+ Cheap flights from Incheon Intl (ICN) to Las Vegas (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 3/9. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — LAS
Mar 13 — Mar 201
Fri 3/13
Fri 3/20
1 adult, Economy
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Cheapflights Tip: The best prices from Incheon Intl to Las Vegas Harry Reid Intl are usually found in November or February, booked 75 days in advance, depart on a Wednesday or Friday and return on a Tuesday

Cheap flight deals from Incheon Intl to Las Vegas

Cheapest flights from Incheon Intl to Las Vegas
Explore the most affordable flight options available from Incheon Intl to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 11, 2026.

This Alaska Airlines deal was found by Cheapflights users on 2/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/98:35 pm
ICN
-
LAS
2 stops34h 19m
Multiple Airlines
Tue 3/2411:36 am
LAS
-
ICN
2 stops38h 59m
Multiple Airlines
Deal found 2/10$561
This Trip.com deal was found by Cheapflights users on 2/9. 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.
Thu 2/268:35 pm
ICN
-
LAS
2 stops19h 01m
Multiple Airlines
Thu 3/56:00 am
LAS
-
ICN
2 stops43h 35m
Multiple Airlines
Deal found 2/9$569
This Alaska Airlines deal was found by Cheapflights users on 2/9. 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 2/288:35 pm
ICN
-
LAS
2 stops19h 41m
Multiple Airlines
Wed 3/47:00 am
LAS
-
ICN
2 stops42h 35m
Multiple Airlines
Deal found 2/9$584
This Alaska Airlines deal was found by Cheapflights users on 2/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/288:35 pm
ICN
-
LAS
2 stops43h 41m
Multiple Airlines
Fri 3/209:43 pm
LAS
-
ICN
2 stops52h 52m
Multiple Airlines
Deal found 2/8$611
This Alaska Airlines deal was found by Cheapflights users on 2/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/278:35 pm
ICN
-
LAS
2 stops54h 32m
Multiple Airlines
Fri 3/209:43 pm
LAS
-
ICN
2 stops52h 52m
Multiple Airlines
Deal found 2/8$636
This Alaska Airlines deal was found by Cheapflights users on 2/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/238:35 pm
ICN
-
LAS
2 stops43h 41m
Multiple Airlines
Thu 4/238:07 pm
LAS
-
ICN
2 stops29h 23m
Multiple Airlines
Deal found 2/8$644
This Alaska Airlines deal was found by Cheapflights users on 2/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/238:35 pm
ICN
-
LAS
2 stops18h 53m
Multiple Airlines
Thu 4/308:07 pm
LAS
-
ICN
2 stops29h 23m
Multiple Airlines
Deal found 2/8$654
This Alaska Airlines deal was found by Cheapflights users on 2/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/268:35 pm
ICN
-
LAS
2 stops43h 41m
Multiple Airlines
Fri 3/209:43 pm
LAS
-
ICN
2 stops52h 52m
Multiple Airlines
Deal found 2/8$671
This Trip.com deal was found by Cheapflights users on 2/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/221:20 pm
ICN
-
LAS
1 stop20h 58m
Multiple Airlines
Thu 4/307:00 am
LAS
-
ICN
1 stop16h 45m
Multiple Airlines
Deal found 2/8$673

Find flight deals from Incheon Intl to Las Vegas

Discover tips and strategies to find the most affordable flight options for your journey from Incheon Intl (ICN) 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 February 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$561
(Alaska Airlines)

Popular in

January

Cheapest in

November

Average price

$756

Good round-trip deal

$1,069 or less

Good one-way deal

$956 or less
Provider with most accurate pricing for Incheon Intl-Las Vegas Harry Reid Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Incheon Intl-Las Vegas Harry Reid Intl flights.
Search Deals
From Incheon Intl to Las Vegas Harry Reid Intl
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($10 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Incheon Intl to Las Vegas Harry Reid Intl.
Search Deals
Price to beat on a one-way flight from Incheon Intl to Las Vegas Harry Reid Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Incheon Intl 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 February 11, 2026.
Use the filters below to find and compare flights from Incheon Intl Airport to Las Vegas that are best for you.

Fly from

Incheon Intl

Fly to

Las Vegas

Route

Depart

Return

Price

IncheonLas Vegas

ICN - LAS

ICNLAS

Incheon Intl

Mon 3/9

8:35 pm-2:54 pm

2 stops34h 19m

Las Vegas Harry Reid Intl

Tue 3/24

11:36 am-6:35 pm

2 stops38h 59m

$561

IncheonLas Vegas

ICN - LAS

ICNLAS

Incheon Intl

Sun 3/1

8:35 pm-11:16 pm

2 stops43h 41m

Las Vegas Harry Reid Intl

Fri 3/20

9:43 pm-6:35 pm

2 stops52h 52m

$611

IncheonLas Vegas

ICN - LAS

ICNLAS

Incheon Intl

Sat 2/28

8:35 pm-10:56 pm

1 stop19h 21m

Las Vegas Harry Reid Intl

Wed 3/4

7:00 am-6:35 pm

2 stops42h 35m

$677

IncheonLas Vegas

ICN - LAS

ICNLAS

Incheon Intl

Sun 3/1

8:35 pm-11:16 pm

2 stops43h 41m

Las Vegas Harry Reid Intl

Wed 3/18

10:33 am-6:35 pm

2 stops40h 02m

$739

IncheonLas Vegas

ICN - LAS

ICNLAS

Incheon Intl

Mon 2/23

8:35 pm-11:13 am

2 stops31h 38m

Las Vegas Harry Reid Intl

Tue 4/28

5:46 pm-5:30 pm

1 stop31h 44m

$758

IncheonLas Vegas

ICN - LAS

ICNLAS

Incheon Intl

Sat 2/21

8:35 pm-2:36 pm

2 stops35h 01m

Las Vegas Harry Reid Intl

Thu 4/30

6:42 pm-5:30 pm

2 stops30h 48m

$774

IncheonLas Vegas

ICN - LAS

ICNLAS

Incheon Intl

Thu 2/26

8:35 pm-11:16 pm

2 stops43h 41m

Las Vegas Harry Reid Intl

Sat 3/21

9:19 am-6:35 pm

2 stops41h 16m

$780

IncheonLas Vegas

ICN - LAS

ICNLAS

Incheon Intl

Tue 2/17

12:45 pm-10:11 am

1 stop14h 26m

Las Vegas Harry Reid Intl

Mon 3/2

7:45 am-4:15 pm

1 stop15h 30m

$786

IncheonLas Vegas

ICN - LAS

ICNLAS

Incheon Intl

Wed 2/18

12:45 pm-12:32 pm

1 stop16h 47m

Las Vegas Harry Reid Intl

Mon 3/2

6:00 am-4:15 pm

1 stop17h 15m

$786

IncheonLas Vegas

ICN - LAS

ICNLAS

Incheon Intl

Fri 2/27

8:35 pm-11:16 pm

2 stops43h 41m

Las Vegas Harry Reid Intl

Thu 3/19

7:00 am-6:35 pm

1 stop19h 35m

$792

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/8

Showing 1-10 of 17 results
1
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Compare providers for flights from Incheon Intl 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 Incheon Intl to Las Vegas in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*2 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
SmartFaresPrice Accuracy1 starTrust Score*1 star

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

Have a flexible travel schedule? Discover the best time to fly to Las Vegas from Incheon Intl 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 Incheon Intl Airport to Las Vegas

How far ahead should I book a flight from Incheon Intl Airport to Las Vegas?

Use this chart to determine the optimal time to book a round-trip flight from Incheon Intl to Las Vegas. Price data was last updated on February 6, 2026.

The price you pay for your flight from Incheon Intl Airport to Las Vegas may vary depending on when you book. For the best chance of a lower fare, look to book 75 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Incheon Intl Airport to Las Vegas?

Currently, December is the cheapest month in which you can book a flight from Incheon Intl Airport to Las Vegas (average of $347). Flying from Incheon Intl Airport to Las Vegas in June is currently the most expensive (average of $893). 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 ICN to LAS?

Find hourly flight availability from Incheon Intl 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 February 11, 2026.

When flying from Incheon Intl Airport to Las Vegas, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Incheon Intl Airport to Las Vegas?

The best insider tips for Incheon Intl Airport to Las Vegas flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Incheon Intl Airport to Las Vegas trip
Our travel experts
Gabriel Leigh

Gabriel Leigh

Expert on ICN

Gabriel is a writer and video creator. As senior content producer for Flightradar24 and Monocle’s transport correspondent, he keeps a close eye on aviation in particular. He has also written travel articles for the likes of The New York Times. Born in New York but raised around the world, he now lives in Sweden. He’s been to 75 countries, flying 2.3 million miles on 113 airlines and through 234 airports in the process.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on LAS

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

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 February 11, 2026.
Read through reviews of airlines operating flights from Incheon Intl Airport to Las Vegas, such as Korean Air, Asiana Airlines, and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,191 reviews

Food

8.1

Comfort

8.3

Overall

8.4

Crew

8.7

Boarding

8.5

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Korean Air
8.4
Very good
1,191 reviews
Korean Air
8.4
Very good
1,191 reviews

Food

8.1

Comfort

8.3

Overall

8.4

Crew

8.7

Boarding

8.5

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Asiana Airlines
8.1
Very good
505 reviews
Korean Air
8.4
Very good
1,191 reviews

Food

8.1

Comfort

8.3

Overall

8.4

Crew

8.7

Boarding

8.5

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Delta
7.9
Good
8,183 reviews
Korean Air
8.4
Very good
1,191 reviews

Food

8.1

Comfort

8.3

Overall

8.4

Crew

8.7

Boarding

8.5

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
United Airlines
7.4
Good
9,281 reviews
Korean Air
8.4
Very good
1,191 reviews

Food

8.1

Comfort

8.3

Overall

8.4

Crew

8.7

Boarding

8.5

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Air Canada
7.1
Good
10,709 reviews
Korean Air
8.4
Very good
1,191 reviews

Food

8.1

Comfort

8.3

Overall

8.4

Crew

8.7

Boarding

8.5

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

Related info for your journey

Find useful and relevant information for your journey from Incheon Intl to Las Vegas. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Las Vegas from Incheon Intl?

    For a flight from Incheon Intl to Las Vegas, you will be flying into Harry Reid Intl. Las Vegas Harry Reid Intl (LAS) is just 6.2 mi from the center of the city. Harry Reid Intl is the only Las Vegas airport and it handles 1 inbound flight from Incheon Intl per day. 5 airlines have flights to Las Vegas Harry Reid Intl from Incheon Intl on a regular basis.

  • What are the cheapest airlines flying from Incheon Intl Airport to Las Vegas round-trip?

    According to our current data, United Airlines ($546), Air Canada ($585), and Delta ($901) offers the cheapest pricing from Incheon Intl Airport to Las Vegas. United Airlines is currently priced 43% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Incheon Intl Airport to Las Vegas one-way?

    $405 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Delta and Korean Air, with prices starting from $575 and $842, respectively.

  • What are the most reliable airlines from Incheon Intl Airport to Las Vegas?

    Before booking your flight to Las Vegas from Incheon Intl Airport, check out the most reliable airlines to get you to your destination on time: Asiana Airlines (100%), Delta (89%), Korean Air( 89%).

  • What are the cheapest flights from Incheon Intl Airport to Las Vegas?

    Looking for the cheapest flight from Incheon Intl Airport to Las Vegas? While on average our users pay $2,113, our data indicates the cheapest price to be $840. The most popular route (Incheon Intl - Las Vegas Harry Reid Intl), is priced around $569.

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

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

  • How can I find direct flights from Incheon Intl to Las Vegas?

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

  • Can I find deals for business class flights from Incheon Intl to Las Vegas?

    Yes. Cheapflights offers flight deals from Incheon Intl 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 Incheon Intl Airport to Las Vegas?

    Currently, December is the cheapest month in which you can book a flight from Incheon Intl Airport to Las Vegas (average of $347). Flying from Incheon Intl Airport to Las Vegas in June is currently the most expensive (average of $893). 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
North Las Vegas
Mesquite
Kingman
Winchester
Boulder City
Needles
Sunrise Manor

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Top 5 airlines flying from Incheon Intl to Las Vegas

Discover the top 5 airlines that operate flights from Incheon Intl 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 February 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$546Average$754FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$585Average$740FlexibilityNo cancel feeOn-time67%
DeltaCheapest$901Average$1,223FlexibilityNo cancel feeOn-timeN/A
Korean AirCheapest$909Average$1,114FlexibilityNo cancel feeOn-time81%
Asiana AirlinesCheapest$939Average$1,165FlexibilityNo cancel feeOn-time76%

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