HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Bangkok

$359+ Cheap flights from Las Vegas (LAS) to Bangkok

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 8/19. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — BKK
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Las Vegas to Bangkok 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 Las Vegas Harry Reid Intl to Bangkok are usually found in August or September, booked 40 days in advance, depart on a Tuesday or Wednesday and return on a Friday

Cheap flight deals from Las Vegas to Bangkok

Discover tips and strategies to find the most affordable flight options for your journey from Las Vegas (LAS) to Bangkok (TH1). 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 July 30, 2025.

Round-trip from

$677
(CrystalTravel)

One-way from

$359
(oojo)

Popular in

December

Cheapest in

August

Average price

$1,023
From Las Vegas Harry Reid Intl to Bangkok
Search Deals
One-way flight from Las Vegas Harry Reid Intl to Bangkok
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($116 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($43 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find flight deals from Las Vegas to Bangkok

Cheapest flights from Las Vegas to Bangkok
Explore the most affordable flight options available from Las Vegas to Bangkok. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

This CrystalTravel deal was found by Cheapflights users on 7/29. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/116:00 amLAS - BKK
2 stops25h 45mKorean Air
Tue 9/239:50 amBKK - LAS
2 stops24h 38mKorean Air
Deal found 7/29$677
This CrystalTravel deal was found by Cheapflights users on 7/30. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/286:05 amLAS - BKK
2 stops27h 15mMultiple Airlines
Mon 11/1011:55 pmBKK - LAS
1 stop30h 15mMultiple Airlines
Deal found 7/30$682
This FlightHub deal was found by Cheapflights users on 7/30. 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.
Thu 9/47:45 amLAS - BKK
2 stops30h 50mANA
Thu 9/189:35 amBKK - LAS
2 stops27h 24mANA
Deal found 7/30$699
This Delta deal was found by Cheapflights users on 7/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/147:15 pmLAS - BKK
2 stops38h 10mDelta
Wed 9/249:40 pmBKK - LAS
2 stops34h 40mDelta
Deal found 7/30$719
This United Airlines deal was found by Cheapflights users on 7/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/186:00 amLAS - BKK
3 stops27h 55mUnited Airlines
Wed 9/39:35 amBKK - LAS
2 stops29h 09mUnited Airlines
Deal found 7/29$723
This Mytrip deal was found by Cheapflights users on 7/29. 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.
Thu 9/257:25 amLAS - DMK
2 stops24h 50mMultiple Airlines
Thu 10/28:10 amDMK - LAS
2 stops29h 04mMultiple Airlines
Deal found 7/29$896

Cheapflights Fare Finder

 
Customize your flight search to find flights from Las Vegas to Bangkok 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 July 30, 2025.
Use the filters below to find and compare flights from Las Vegas to Bangkok that are best for you.

Fly from

Las Vegas

Fly to

Bangkok

Route

Depart

Return

Price

Las VegasBangkok

LAS - BKK

LASBKK

Las Vegas Harry Reid Intl

Thu 9/11

6:00 am-9:45 pm

2 stops25h 45m

Bangkok Suvarnabhumi

Tue 9/23

9:50 am-8:28 pm

2 stops24h 38m

$677

Las VegasBangkok

LAS - BKK

LASBKK

Las Vegas Harry Reid Intl

Tue 10/28

6:05 am-11:20 pm

2 stops27h 15m

Bangkok Suvarnabhumi

Mon 11/10

11:55 pm-3:10 pm

1 stop30h 15m

$682

Las VegasBangkok

LAS - BKK

LASBKK

Las Vegas Harry Reid Intl

Thu 9/4

7:45 am-4:35 am

2 stops30h 50m

Bangkok Suvarnabhumi

Thu 9/18

9:35 am-10:59 pm

2 stops27h 24m

$699

Las VegasBangkok

LAS - BKK

LASBKK

Las Vegas Harry Reid Intl

Tue 9/9

6:00 am-11:25 pm

2 stops27h 25m

Bangkok Suvarnabhumi

Mon 9/22

2:35 am-6:07 pm

2 stops29h 32m

$714

Las VegasBangkok

LAS - BKK

LASBKK

Las Vegas Harry Reid Intl

Mon 8/18

6:00 am-11:55 pm

3 stops27h 55m

Bangkok Suvarnabhumi

Wed 9/3

9:35 am-12:44 am

2 stops29h 09m

$723

Las VegasBangkok

LAS - BKK

LASBKK

Las Vegas Harry Reid Intl

Fri 8/8

6:30 am-1:55 am

2 stops29h 25m

Bangkok Suvarnabhumi

Fri 9/5

4:50 pm-4:11 pm

2 stops37h 21m

$752

Las VegasBangkok

LAS - DMK

LASDMK

Las Vegas Harry Reid Intl

Thu 9/25

7:25 am-10:15 pm

2 stops24h 50m

Bangkok Don Mueang Intl

Thu 10/2

8:10 am-11:14 pm

2 stops29h 04m

$896

Las VegasBangkok

LAS - BKK

LASBKK

Las Vegas Harry Reid Intl

Tue 8/19

11:50 pm-11:25 pm

1 stop33h 35m

$359

Las VegasBangkok

LAS - BKK

LASBKK

Las Vegas Harry Reid Intl

Tue 8/19

7:33 pm-7:40 am

2 stops46h 07m

$365

Las VegasBangkok

LAS - BKK

LASBKK

Las Vegas Harry Reid Intl

Mon 9/8

8:30 am-4:40 am

2 stops30h 10m

$366

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Showing 1-10 of 15 results
1
2

Best time to book a flight from Las Vegas to Bangkok

Have a flexible travel schedule? Discover the best time to fly to Bangkok 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 Bangkok

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

Use this chart to determine the optimal time to book a round-trip flight from Las Vegas to Bangkok. Price data was last updated on July 25, 2025.

The best time to book flights from Las Vegas to Bangkok is 40 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 Bangkok?

Currently, September is the cheapest month in which you can book a flight from Las Vegas to Bangkok (average of $946). Flying from Las Vegas to Bangkok in December is currently the most expensive (average of $1,563). 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 BKK?

Find hourly flight availability from Las Vegas to Bangkok. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 30, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 19% on flights from Las Vegas to Bangkok by exploring options for tickets in the morning.

Reviews of airlines servicing Bangkok

Get insights into the airlines that provide service to Bangkok. 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 Bangkok. Reviews last updated July 30, 2025.
Peruse reviews from past customers who have flown with STARLUX Airlines, Korean Air, and ANA from Las Vegas to Bangkok 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.
STARLUX Airlines
9.0
Wonderful
199 reviews

Crew

9.3

Entertainment

8.9

Food

8.8

Overall

9.0

Boarding

9.0

Comfort

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
STARLUX Airlines
9.0
Wonderful
199 reviews
STARLUX Airlines
9.0
Wonderful
199 reviews

Crew

9.3

Entertainment

8.9

Food

8.8

Overall

9.0

Boarding

9.0

Comfort

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
Korean Air
8.4
Very good
1,121 reviews
STARLUX Airlines
9.0
Wonderful
199 reviews

Crew

9.3

Entertainment

8.9

Food

8.8

Overall

9.0

Boarding

9.0

Comfort

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
ANA
8.4
Very good
922 reviews
STARLUX Airlines
9.0
Wonderful
199 reviews

Crew

9.3

Entertainment

8.9

Food

8.8

Overall

9.0

Boarding

9.0

Comfort

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
Japan Airlines
8.3
Very good
1,536 reviews
STARLUX Airlines
9.0
Wonderful
199 reviews

Crew

9.3

Entertainment

8.9

Food

8.8

Overall

9.0

Boarding

9.0

Comfort

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
China Airlines
8.3
Very good
754 reviews
STARLUX Airlines
9.0
Wonderful
199 reviews

Crew

9.3

Entertainment

8.9

Food

8.8

Overall

9.0

Boarding

9.0

Comfort

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.

Related info for your journey

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

    Most people fly from Las Vegas Harry Reid Intl (LAS) if they book a flight from Las Vegas to Bangkok. On average, Harry Reid Intl has 0 outbound flights to Bangkok per day from 14 airlines. Las Vegas Harry Reid Intl is conveniently located just 6.2 mi from Las Vegas’s city center.

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

    Korean Air, at $677, was found to be the cheapest airline from Las Vegas to Bangkok.Alternate airlines to your destination round-trip include ANA and Delta. You may be able to fly from Las Vegas to Bangkok for 41% less than the average price by searching for these airlines.

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

    One-way options have recently been found by users for as low as $359 on Korean Air. Other airlines that offer cheap prices include Japan Airlines from $366 and ANA from $376 one-way.

  • Where are the most common layover locations when flying from Las Vegas to Bangkok?

    Las Vegas to Bangkok flights have a layover in Seoul most of the time. Los Angeles sees the next most layovers on Las Vegas to Bangkok flights. Los Angeles is followed by Tokyo in terms of the most popular layover location for Las Vegas to Bangkok flights.

  • What are some popular things to do or see while on a layover in Seoul?

    Seoul travelers tend to visit Dongdaemun Market, Namdaemun Market, and Bukchon Hanok Village more than anywhere else. Dongdaemun Market, Namdaemun Market and Bukchon Hanok Village are located about 31.6 mi, 29.8 mi, and 30.6 mi, respectively from Incheon Intl if you are interested in checking them out. Travelers can book a car rental at Incheon Intl for about $76 per day to make their sightseeing more efficient.

  • What are some popular points of interest to see during a layover in Los Angeles?

    If you're on a layover in Los Angeles and looking for things to do, consider visiting Hollywood Bowl, Hollywood Walk of Fame, or L.A. Live. Hollywood Bowl, Hollywood Walk of Fame, and L.A. Live can be accessed by traveling approximately 12.5 mi, 11.7 mi, and 10.8 mi, respectively from Los Angeles. Travelers can book a car rental at Los Angeles for about $51 per day to make their sightseeing more efficient.

  • What are points of interest worth seeing during a layover in Tokyo?

    Akihabara Electric Town, Tsukiji Outer Market, and Tokyo Tower are the most popular attractions in Tokyo if you're in need of something to do during your layover. Akihabara Electric Town, Tsukiji Outer Market and Tokyo Tower are located about 34.6 mi, 35.3 mi, and 36.7 mi, respectively from Tokyo Narita if you are interested in checking them out. Those on a layover in Tokyo in need of a rental car can book one at Tokyo Narita for about $54.

  • Where are the least popular layover locations for Las Vegas to Bangkok flights?

    Flights departing from Las Vegas and landing in Bangkok layover in Hong Kong least frequently. Seattle sees the second fewest layovers for non-direct flights flying from Las Vegas to Bangkok. San Francisco follows Seattle in terms of the least frequent layover locations on Las Vegas to Bangkok flights.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Las Vegas to Bangkok (average of $946). Flying from Las Vegas to Bangkok in December is currently the most expensive (average of $1,563). 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 Bangkok

See prices for flight routes from nearby airports that may be better suited for you.
Las Vegas to Suvarnabhumi flights
Reno to Suvarnabhumi flights
Las Vegas to Don Mueang Intl flights
Las Vegas to Phuket City flights
Las Vegas to Chiang Mai flights
Las Vegas to Ko Samui flights

Top 10 airlines flying from Las Vegas to Bangkok

Discover the top 10 airlines that operate flights from Las Vegas to Bangkok. 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 July 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$702Average$1,130FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$727Average$848FlexibilityNo cancel feeOn-time69%
Korean AirCheapest$735Average$1,060FlexibilityNo cancel feeOn-time81%
China EasternCheapest$737Average$839FlexibilityNo cancel feeOn-time62%
DeltaCheapest$762Average$1,319FlexibilityNo cancel feeOn-timeN/A
ANACheapest$799Average$924FlexibilityNo cancel feeOn-time80%
Japan AirlinesCheapest$807Average$1,139FlexibilityNo cancel feeOn-time79%
EVA AirCheapest$901Average$1,068FlexibilityNo cancel feeOn-time74%
China AirlinesCheapest$920Average$1,068FlexibilityNo cancel feeOn-time70%
Cathay PacificCheapest$956Average$1,140FlexibilityNo cancel feeOn-time72%

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.