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$323+ Cheap flights from Las Vegas (LAS) to Seoul (SEL)

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 4/21. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — SEL
Mar 24 — Mar 311
Tue 3/24
Tue 3/31
1 adult, Economy
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Find cheap flights from Las Vegas to Seoul 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

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3. Compare prices and book

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Cheapflights Tip: The best prices from Las Vegas Harry Reid Intl to Seoul are usually found in November or July, booked 86 days in advance, depart on a Tuesday or Monday and return on a Wednesday

Cheap flight deals from Las Vegas to Seoul

Cheapest flights from Las Vegas to Seoul
Explore the most affordable flight options available from Las Vegas to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 22, 2026.

This oojo deal was found by Cheapflights users on 2/21. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/197:45 pm
LAS
-
ICN
2 stops42h 15m
Philippine Airlines
Wed 10/77:20 am
ICN
-
LAS
2 stops27h 44m
Philippine Airlines
Deal found 2/21$742
This Kiwi.com deal was found by Cheapflights users on 2/21. 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.
Mon 4/1312:32 am
LAS
-
ICN
2 stops36h 43m
Multiple Airlines
Wed 4/226:00 pm
ICN
-
LAS
1 stop14h 36m
Multiple Airlines
Deal found 2/21$767
This Kiwi.com deal was found by Cheapflights users on 2/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/51:53 pm
LAS
-
ICN
1 stop33h 27m
Multiple Airlines
Sun 3/89:20 pm
ICN
-
LAS
1 stop37h 10m
Multiple Airlines
Deal found 2/19$772
This Kiwi.com deal was found by Cheapflights users on 2/18. 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 4/154:49 pm
LAS
-
ICN
2 stops39h 36m
Multiple Airlines
Wed 4/296:00 pm
ICN
-
LAS
1 stop19h 29m
Multiple Airlines
Deal found 2/18$776
This Air Canada deal was found by Cheapflights users on 2/20. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/144:45 pm
LAS
-
ICN
2 stops29h 00m
Multiple Airlines
Tue 4/215:45 pm
ICN
-
LAS
1 stop20h 32m
Multiple Airlines
Deal found 2/20$797
This Kiwi.com deal was found by Cheapflights users on 2/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/34:18 pm
LAS
-
ICN
1 stop31h 02m
Multiple Airlines
Wed 3/116:55 pm
ICN
-
LAS
1 stop18h 19m
Multiple Airlines
Deal found 2/19$799
This Kiwi.com deal was found by Cheapflights users on 2/18. 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 3/44:18 pm
LAS
-
ICN
1 stop19h 52m
Multiple Airlines
Wed 3/186:55 pm
ICN
-
LAS
1 stop18h 19m
Multiple Airlines
Deal found 2/18$802
This Kiwi.com deal was found by Cheapflights users on 2/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/27:00 am
LAS
-
ICN
1 stop29h 10m
Multiple Airlines
Wed 3/116:55 pm
ICN
-
LAS
1 stop18h 19m
Multiple Airlines
Deal found 2/19$806
This Kiwi.com deal was found by Cheapflights users on 2/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/62:37 pm
LAS
-
ICN
2 stops39h 48m
Multiple Airlines
Mon 4/206:00 pm
ICN
-
LAS
1 stop20h 25m
Multiple Airlines
Deal found 2/22$809
This Air Canada deal was found by Cheapflights users on 2/21. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/154:45 pm
LAS
-
ICN
1 stop31h 20m
Multiple Airlines
Tue 4/211:55 am
ICN
-
LAS
2 stops29h 58m
Multiple Airlines
Deal found 2/21$812
This Air Canada deal was found by Cheapflights users on 2/20. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/306:15 am
LAS
-
ICN
1 stop17h 50m
Multiple Airlines
Mon 5/251:55 am
ICN
-
LAS
2 stops31h 03m
Multiple Airlines
Deal found 2/20$814
This Japan Airlines deal was found by Cheapflights users on 2/19. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/146:00 am
LAS
-
GMP
2 stops23h 15m
Multiple Airlines
Tue 5/128:00 am
GMP
-
LAS
2 stops27h 48m
Multiple Airlines
Deal found 2/19$1,042

Find flight deals from Las Vegas to Seoul

Discover tips and strategies to find the most affordable flight options for your journey from Las Vegas (LAS) to Seoul (SEL). 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 22, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$767
(Kiwi.com)

One-way from

$323
(Trip.com)

Popular in

December

Cheapest in

November

Average price

$1,371

Good round-trip deal

$834 or less

Good one-way deal

$489 or less
Provider with most accurate pricing for Las Vegas Harry Reid Intl-Seoul (SEL) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Las Vegas Harry Reid Intl-Seoul (SEL) flights.
Search Deals
From Las Vegas Harry Reid Intl to Seoul (SEL)
Search Deals
One-way flight from Las Vegas Harry Reid Intl to Seoul (SEL)
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($147 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($64 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 Las Vegas Harry Reid Intl to Seoul (SEL).
Search Deals
Price to beat on a one-way flight from Las Vegas Harry Reid Intl to Seoul (SEL).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Las Vegas to Seoul 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 22, 2026.
Use the filters below to find and compare flights from Las Vegas to Seoul that are best for you.

Fly from

Las Vegas

Fly to

Seoul

Route

Depart

Return

Price

Las VegasIncheon

LAS - ICN

LASICN

Las Vegas Harry Reid Intl

Wed 5/6

7:55 pm-11:30 am

2 stops23h 35m

Incheon Intl

Wed 5/13

12:45 pm-10:55 pm

2 stops26h 10m

$1,017

Las VegasIncheon

LAS - ICN

LASICN

Las Vegas Harry Reid Intl

Tue 3/17

5:51 pm-10:30 am

2 stops24h 39m

Incheon Intl

Tue 4/28

7:45 pm-8:46 am

2 stops29h 01m

$1,040

Las VegasSeoul

LAS - GMP

LASGMP

Las Vegas Harry Reid Intl

Tue 4/14

6:00 am-9:15 pm

2 stops23h 15m

Seoul Gimpo Intl

Tue 5/12

8:00 am-7:48 pm

2 stops27h 48m

$1,042

Las VegasIncheon

LAS - ICN

LASICN

Las Vegas Harry Reid Intl

Thu 3/5

7:55 pm-6:35 pm

2 stops29h 40m

Incheon Intl

Sun 3/8

8:35 pm-9:33 am

2 stops28h 58m

$1,098

Las VegasIncheon

LAS - ICN

LASICN

Las Vegas Harry Reid Intl

Mon 3/30

7:10 am-12:25 am

2 stops25h 15m

Incheon Intl

Tue 5/26

8:00 am-6:45 pm

2 stops26h 45m

$1,181

Las VegasIncheon

LAS - ICN

LASICN

Las Vegas Harry Reid Intl

Mon 3/30

9:36 am-5:25 pm

2 stops39h 49m

Incheon Intl

Tue 5/26

4:15 pm-5:12 pm

2 stops40h 57m

$1,242

Las VegasIncheon

LAS - ICN

LASICN

Las Vegas Harry Reid Intl

Sat 5/16

3:57 pm-5:30 pm

2 stops33h 33m

Incheon Intl

Mon 5/25

7:35 pm-9:17 pm

2 stops41h 42m

$1,256

Las VegasSeoul

LAS - GMP

LASGMP

Las Vegas Harry Reid Intl

Thu 4/9

7:04 pm-11:05 am

2 stops24h 01m

Seoul Gimpo Intl

Thu 4/16

12:40 pm-10:17 pm

2 stops25h 37m

$1,269

Las VegasIncheon

LAS - ICN

LASICN

Las Vegas Harry Reid Intl

Mon 5/25

6:45 am-4:05 pm

1 stop17h 20m

Incheon Intl

Thu 6/11

5:45 pm-11:48 pm

1 stop22h 03m

$1,273

Las VegasIncheon

LAS - ICN

LASICN

Las Vegas Harry Reid Intl

Sun 5/24

6:00 pm-4:05 pm

1 stop30h 05m

Incheon Intl

Thu 6/11

5:45 pm-11:48 pm

1 stop22h 03m

$1,273

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/18

Showing 1-10 of 42 results
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Compare providers for flights from Las Vegas to Seoul

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 Las Vegas to Seoul in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
Justfly.comPrice 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 Las Vegas-Seoul flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Las Vegas-Seoul flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Las Vegas-Seoul flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Las Vegas-Seoul 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 Las Vegas-Seoul 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 Las Vegas to Seoul

Have a flexible travel schedule? Discover the best time to fly to Seoul from Las Vegas 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 Las Vegas to Seoul

How far ahead should I book a flight from Las Vegas to Seoul?

Use this chart to determine the optimal time to book a round-trip flight from Las Vegas to Seoul. Price data was last updated on February 20, 2026.

The best time to book flights from Las Vegas to Seoul is 55 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, October is the cheapest month in which you can book a flight from Las Vegas to Seoul (average of $750). Flying from Las Vegas to Seoul in January is currently the most expensive (average of $1,173). 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 LAS to SEL?

Find hourly flight availability from Las Vegas to Seoul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 22, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Las Vegas to Seoul as you normally would.

Weekly flight availability from Las Vegas to Seoul

Explore weekly flight availability from Las Vegas to Seoul. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated February 22, 2026.

The most flights from LAS to SEL are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

What’s the top layover airport for flights from Las Vegas to Seoul?

Share of 1-stop round-trip flights from Las Vegas to Seoul chosen by Cheapflights users in the past 12 months, using the same layover each way.

San Francisco (SFO) – chosen by Cheapflights users on 75% of 1-stop itineraries from Las Vegas to Seoul on Cheapflights.

What’s the cheapest layover airport for flights from Las Vegas to Seoul?

Average round-trip fare for 1-stop flights from Las Vegas to Seoul, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Seattle (SEA) is the most affordable 1-stop option, with an average round-trip price of $807.

What’s the fastest layover option from Las Vegas to Seoul?

Shortest average travel time for 1-stop one-way flights from Las Vegas to Seoul, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via San Francisco (SFO) have the shortest average one-way travel time for 1-stop routes: 15h 10m.

Which airport typically offers the quickest layover for flights from Las Vegas to Seoul?

Average layover duration for 1-stop one-way flights from Las Vegas to Seoul, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via San Francisco (SFO) offer the fastest connection on this route, with an average layover time of 1h 27m.

The best insider tips for Las Vegas to Seoul 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 Las Vegas to Seoul 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 Seoul

Get insights into the airlines that provide service to Seoul. 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 Seoul. Reviews last updated February 22, 2026.
See what other customers who have flown with Korean Air, Asiana Airlines, and United Airlines from Las Vegas to Seoul have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,195 reviews

Overall

8.4

Entertainment

8.2

Comfort

8.3

Food

8.1

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Korean Air
8.4
Very good
1,195 reviews
Korean Air
8.4
Very good
1,195 reviews

Overall

8.4

Entertainment

8.2

Comfort

8.3

Food

8.1

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Asiana Airlines
8.1
Very good
504 reviews
Korean Air
8.4
Very good
1,195 reviews

Overall

8.4

Entertainment

8.2

Comfort

8.3

Food

8.1

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
United Airlines
7.4
Good
9,339 reviews
Korean Air
8.4
Very good
1,195 reviews

Overall

8.4

Entertainment

8.2

Comfort

8.3

Food

8.1

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
WestJet
7.2
Good
3,272 reviews
Korean Air
8.4
Very good
1,195 reviews

Overall

8.4

Entertainment

8.2

Comfort

8.3

Food

8.1

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Air Canada
7.1
Good
10,740 reviews
Korean Air
8.4
Very good
1,195 reviews

Overall

8.4

Entertainment

8.2

Comfort

8.3

Food

8.1

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Related info for your journey

Find useful and relevant information for your journey from Las Vegas to Seoul. 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 from for flights from Las Vegas to Seoul?

    Located just 6.2 mi from the city center, Las Vegas Harry Reid Intl is the airport most travelers will use when flying to Seoul from Las Vegas. Booking flights from Harry Reid Intl (LAS) to Seoul should be relatively easy as there are 2 daily outbound flights to Seoul from 7 different airlines.

  • How long is the flight from Las Vegas to Seoul?

    There are many flights that can get you from Las Vegas to Seoul in 24h 01m. Fly via ANA to get the fastest option. Airlines will cover a distance of 5985 mi.

  • What are the cheapest airlines flying from Las Vegas to Seoul round-trip?

    Our cheapest airline available from Las Vegas to Seoul is Delta. Our recent data shows that you can find tickets from as low as $582 on this airline. Additional options worth looking into are WestJet and Hawaiian Airlines, starting at $597 and $770 round-trip. Delta is 59% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Las Vegas to Seoul one-way?

    The cheapest airline one-way is Hawaiian Airlines, with whom users have recently found tickets for as low as $158. However, be on the lookout for offers from Air Canada and WestJet, as they are both options that can get you from Las Vegas to Seoul for a low price.

  • What are the most reliable airlines from Las Vegas to Seoul?

    Before booking your flight to Seoul from Las Vegas, check out the most reliable airlines to get you to your destination on time: AIR PREMIA (100%), Delta (99%), Korean Air( 99%).

  • What are the cheapest flights from Las Vegas to Seoul?

    While on average a flight from Las Vegas to Seoul is generally $2,990, our data shows the cheapest flight currently is $382. When looking at the most popular route, (Las Vegas Harry Reid Intl - Incheon Intl), you can expect to pay $766 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Las Vegas to Seoul 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 Las Vegas to Seoul?

    Currently, October is the cheapest month in which you can book a flight from Las Vegas to Seoul (average of $750). Flying from Las Vegas to Seoul in January is currently the most expensive (average of $1,173). 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

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.

Alternative routes for Las Vegas to Seoul

See prices for flight routes from nearby airports that may be better suited for you.
Las Vegas to Incheon Intl flights
Las Vegas to Gimpo Intl flights
Reno to Incheon Intl flights
Las Vegas to Busan flights
Reno to Busan flights

Top 7 airlines flying from Las Vegas to Seoul

Discover the top 7 airlines that operate flights from Las Vegas to Seoul. 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 22, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$582Average$1,830FlexibilityNo cancel feeOn-timeN/A
WestJetCheapest$597Average$1,139FlexibilityNo cancel feeOn-time60%
Hawaiian AirlinesCheapest$770Average$988FlexibilityNo cancel feeOn-time85%
United AirlinesCheapest$859Average$1,224FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$879Average$1,153FlexibilityNo cancel feeOn-time67%
Asiana AirlinesCheapest$1,118Average$1,258FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$1,467Average$1,648FlexibilityNo cancel feeOn-time81%

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