HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Las Vegas

$289+ Cheap flights from Incheon Intl (ICN) 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 10/26. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — LAS
Oct 29 — Nov 51
Wed 10/29
Wed 11/5
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Incheon Intl 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 Incheon Intl to Las Vegas Harry Reid Intl are usually found in November or October, booked 77 days in advance, depart on a Wednesday or Monday and return on a Monday

Cheap 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 September 29, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$487
(Onlinetour)

One-way from

$289
(Kiwi.com)

Popular in

January

Cheapest in

November

Average price

$860

Good round-trip deal

$4,281 or less

Good one-way deal

$621 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
One-way flight from Incheon Intl to Las Vegas Harry Reid Intl
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($146 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($58 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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

Find 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 September 29, 2025.

This Onlinetour deal was found by Cheapflights users on 9/28. 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 Onlinetour is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/225:45 pmICN - LAS
1 stop14h 13mAir Canada
Wed 10/294:45 pmLAS - ICN
1 stop31h 25mAir Canada
Deal found 9/28$487
This WhyPayMore deal was found by Cheapflights users on 9/28. 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 WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/289:25 pmICN - LAS
1 stop18h 20mAlaska Airlines
Thu 10/27:45 amLAS - ICN
1 stop18h 50mAlaska Airlines
Deal found 9/28$553
This Trip.com deal was found by Cheapflights users on 9/27. 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 10/261:20 pmICN - LAS
1 stop19h 53mMultiple Airlines
Fri 10/316:31 pmLAS - ICN
1 stop18h 39mMultiple Airlines
Deal found 9/27$574
This Mytrip deal was found by Cheapflights users on 9/28. 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.
Wed 11/126:55 pmICN - LAS
1 stop14h 04mAir Canada
Wed 11/194:45 pmLAS - ICN
1 stop31h 25mAir Canada
Deal found 9/28$604
This Alaska Airlines deal was found by Cheapflights users on 9/27. 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 12/228:35 pmICN - LAS
2 stops20h 49mAlaska Airlines
Fri 12/261:36 pmLAS - ICN
2 stops35h 59mAlaska Airlines
Deal found 9/27$605
This iWofly deal was found by Cheapflights users on 9/27. 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 iWofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/155:45 pmICN - LAS
1 stop14h 13mAir Canada
Mon 1/126:15 amLAS - ICN
1 stop17h 55mAir Canada
Deal found 9/27$610
This iWofly deal was found by Cheapflights users on 9/28. 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 iWofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/116:55 pmICN - LAS
1 stop14h 04mAir Canada
Mon 1/194:45 pmLAS - ICN
1 stop31h 25mAir Canada
Deal found 9/28$611
This Air Canada deal was found by Cheapflights users on 9/27. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/235:45 pmICN - LAS
1 stop14h 13mAir Canada
Sun 10/266:15 amLAS - ICN
1 stop17h 55mAir Canada
Deal found 9/27$619
This Air Canada deal was found by Cheapflights users on 9/27. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/156:55 pmICN - LAS
1 stop19h 49mAir Canada
Mon 1/124:45 pmLAS - ICN
1 stop31h 25mAir Canada
Deal found 9/27$620
This Air Canada deal was found by Cheapflights users on 9/26. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/195:45 pmICN - LAS
1 stop21h 29mAir Canada
Fri 10/244:50 pmLAS - ICN
1 stop31h 20mAir Canada
Deal found 9/26$622
This Alaska Airlines deal was found by Cheapflights users on 9/27. 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 10/208:35 pmICN - LAS
2 stops19h 21mAlaska Airlines
Mon 10/277:11 pmLAS - ICN
2 stops32h 14mAlaska Airlines
Deal found 9/27$630

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 September 29, 2025.
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 10/20

8:35 pm-11:56 pm

2 stops19h 21m

Las Vegas Harry Reid Intl

Mon 10/27

7:11 pm-7:25 pm

2 stops32h 14m

$630

IncheonLas Vegas

ICN - LAS

ICNLAS

Incheon Intl

Wed 10/22

9:25 pm-11:59 pm

2 stops42h 34m

Las Vegas Harry Reid Intl

Wed 10/29

7:00 am-7:25 pm

2 stops44h 25m

$637

IncheonLas Vegas

ICN - LAS

ICNLAS

Incheon Intl

Sat 2/21

8:35 pm-1:35 pm

2 stops34h 00m

Las Vegas Harry Reid Intl

Fri 2/27

7:15 pm-6:35 pm

1 stop30h 20m

$637

IncheonLas Vegas

ICN - LAS

ICNLAS

Incheon Intl

Thu 3/19

8:35 pm-11:05 pm

2 stops18h 30m

Las Vegas Harry Reid Intl

Fri 3/27

6:00 am-6:35 pm

2 stops20h 35m

$644

IncheonLas Vegas

ICN - LAS

ICNLAS

Incheon Intl

Sat 2/14

8:35 pm-9:30 am

2 stops29h 55m

Las Vegas Harry Reid Intl

Thu 2/19

6:00 am-6:35 pm

2 stops19h 35m

$651

IncheonLas Vegas

ICN - LAS

ICNLAS

Incheon Intl

Mon 12/22

8:35 pm-10:39 am

2 stops31h 04m

Las Vegas Harry Reid Intl

Fri 12/26

4:16 pm-6:35 pm

2 stops33h 19m

$652

IncheonLas Vegas

ICN - LAS

ICNLAS

Incheon Intl

Sun 2/8

8:35 pm-9:38 pm

2 stops18h 03m

Las Vegas Harry Reid Intl

Thu 2/19

9:30 am-6:35 pm

1 stop16h 05m

$663

IncheonLas Vegas

ICN - LAS

ICNLAS

Incheon Intl

Sat 3/14

8:35 pm-8:21 pm

1 stop15h 46m

Las Vegas Harry Reid Intl

Wed 3/25

6:00 am-6:35 pm

2 stops20h 35m

$666

IncheonLas Vegas

ICN - LAS

ICNLAS

Incheon Intl

Wed 11/12

9:25 pm-9:38 am

2 stops29h 13m

Las Vegas Harry Reid Intl

Wed 11/19

8:13 am-7:25 pm

2 stops42h 12m

$701

IncheonLas Vegas

ICN - LAS

ICNLAS

Incheon Intl

Sun 2/8

8:35 pm-9:30 am

2 stops29h 55m

Las Vegas Harry Reid Intl

Sat 2/21

7:00 am-6:35 pm

2 stops18h 35m

$702

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/27

Showing 1-10 of 21 results
1
2
3

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 September.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 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.

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

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Incheon Intl Airport to Las Vegas trip
Airports
ICN

Plan for extra time at ICN security, as lines can take up to 20 minutes, especially without fast track options.

Read more about ICNby Gabriel Leigh
LAS

For a quick exit from LAS, use rideshare services, but note the pickup is in the parking garage, a bit of a walk.

Read more about LASby Ramsey Qubein
Our travel experts
Gabriel Leigh

Gabriel Leigh

Expert on ICN

Gabriel Leigh

Gabriel Leigh

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

Ramsey Qubein

Ramsey Qubein

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

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 September 26, 2025.

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 77 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, August is the cheapest month in which you can book a flight from Incheon Intl Airport to Las Vegas (average of $198). Flying from Incheon Intl Airport to Las Vegas in March is currently the most expensive (average of $269). 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 September 29, 2025.

One of the essential ways to save on airfare from Incheon Intl Airport 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 morning could potentially save you up to 19% on airfare.

What is the cheapest day to fly from Incheon Intl Airport to Las Vegas?

Use this chart to determine the cheapest time to fly round-trip from Incheon Intl to Las Vegas. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Incheon Intl Airport to Las Vegas flight should consider departing on Thursday afternoons when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 29, 2025.
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
1,143 reviews

Crew

8.7

Entertainment

8.2

Comfort

8.3

Boarding

8.5

Overall

8.4

Food

8.1

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
1,143 reviews
Korean Air
8.4
Very good
1,143 reviews

Crew

8.7

Entertainment

8.2

Comfort

8.3

Boarding

8.5

Overall

8.4

Food

8.1

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
8.2
Very good
483 reviews
Korean Air
8.4
Very good
1,143 reviews

Crew

8.7

Entertainment

8.2

Comfort

8.3

Boarding

8.5

Overall

8.4

Food

8.1

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
8.0
Very good
7,964 reviews
Korean Air
8.4
Very good
1,143 reviews

Crew

8.7

Entertainment

8.2

Comfort

8.3

Boarding

8.5

Overall

8.4

Food

8.1

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
8,924 reviews
Korean Air
8.4
Very good
1,143 reviews

Crew

8.7

Entertainment

8.2

Comfort

8.3

Boarding

8.5

Overall

8.4

Food

8.1

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
10,000 reviews
Korean Air
8.4
Very good
1,143 reviews

Crew

8.7

Entertainment

8.2

Comfort

8.3

Boarding

8.5

Overall

8.4

Food

8.1

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 2 inbound flights from Incheon Intl per day. 5 airlines have flights to Las Vegas Harry Reid Intl from Incheon Intl on a regular basis.

  • How long is the flight from Incheon Intl Airport to Las Vegas?

    Departing from Incheon Intl Airport to Las Vegas will take you 19h 21m. The distance between Incheon Intl Airport and Las Vegas is about 6004 mi.

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

    According to our current data, Air Canada ($600), United Airlines ($632), and Asiana Airlines ($776) offers the cheapest pricing from Incheon Intl Airport to Las Vegas. Air Canada is currently priced 40% below the average price you’ll pay for this route.

  • 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 $2,468, our data indicates the cheapest price to be $619. The most popular route (Incheon Intl - Las Vegas Harry Reid Intl), is priced around $566.

  • 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, August is the cheapest month in which you can book a flight from Incheon Intl Airport to Las Vegas (average of $198). Flying from Incheon Intl Airport to Las Vegas in March is currently the most expensive (average of $269). 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
Sunrise Manor
Winchester
Kingman
Primm
Mount Charleston
Mesquite
Needles
Boulder City

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.

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 September 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$600Average$685FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$632Average$731FlexibilityNo cancel feeOn-time69%
Asiana AirlinesCheapest$776Average$1,280FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$900Average$1,082FlexibilityNo cancel feeOn-time81%
DeltaCheapest$901Average$1,542FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.