What are the cheapest airlines to fly from USA to Thailand one-way?

The cheapet airlines for a one-way flight from USA to Thailand are Korean Air (฿12,036), เดลต้า (฿12,101), and Asiana Airlines (฿12,133). Find deals

In terms of precipitation, rainfall in Thailand ranges from 10.0 - 320.0 inches per month. September is typically the wettest month, when rainfall can reach 320.0 mm. January is typically the driest time to visit Thailand when rainfall is around 10.0 mm. Find deals

If weather is an important factor for your trip to Thailand, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 30.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.0 C). Find deals

How far in advance should I book a flight from USA to Thailand?

To save on the cost of your flight from USA to Thailand, book at least 19 days before your planned departure. Booking around this time can save you about 12% on the cost of this flight compared to booking a flight leaving this week. We have found prices from ฿32,919 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as ฿35,912.

What is the cheapest month to fly from USA to Thailand?

The best pricing can be found in the month of September. Prices to Thailand from USA average ฿35,416. You can even find prices in September for less than ฿35,416, as users have found deals to Thailand from as low as ฿22,868. The month of December appears to be one of the more expensive times to travel to Thailand from USA. Flying in the targeted month can save you up to 56%.

Can I find deals for flights from USA to Thailand that include hotel bookings?

Yes. In addition to deals on USA to Thailand flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from USA to Thailand?

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

Can I find deals for business class flights from USA to Thailand?

Yes. Cheapflights offers flight deals from USA to Thailand by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

฿12,036+ Flights from the United States to Thailand

Cheap flight deals from USA to Thailand

Round-trip from	฿22,022
One-way from	฿12,036
Popular in	December
Cheapest in	September
Average price	฿38,904

China Eastern
15/9-12/10
2 total stops
45h 20m total
USA to Thailand

Search Deals

Korean Air
1/9
2 total stops
26h 15m total
USA to Thailand

Search Deals

Highest demand for flights based on searches. 10% potential increase in price (฿137,800 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease (฿59,520 potential savings vs. average return price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

Find flight deals from USA to Thailand

Cheapest flights from USA to Thailand
Explore the most affordable flight options available from USA to Thailand. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 July 2025.

Mon 15/912:30LAX - BKK

1 stop23h 25mChina Eastern

Sun 12/1002:10BKK - LAX

1 stop21h 55mChina Eastern

Deal found 8/7฿22,022

Mon 22/923:40LAX - BKK

1 stop27h 15mSingapore Airlines

Sun 2/1112:00BKK - LAX

1 stop22h 55mSingapore Airlines

Deal found 9/7฿22,055

Thu 21/823:55LAX - BKK

1 stop21h 20mXiamenAir

Wed 3/901:50BKK - LAX

1 stop32h 10mXiamenAir

Deal found 8/7฿22,152

Sat 27/1200:10SEA - BKK

1 stop30h 55mAsiana Airlines

Wed 4/223:55BKK - SEA

1 stop29h 00mAsiana Airlines

Deal found 8/7฿22,380

Tue 28/1016:40SEA - BKK

1 stop22h 30mMultiple Airlines

Thu 13/1107:10BKK - SEA

2 stops24h 05mMultiple Airlines

Deal found 8/7฿22,412

Tue 9/923:55LAX - BKK

1 stop27h 45mPhilippine Airlines

Mon 22/918:40BKK - LAX

1 stop29h 05mPhilippine Airlines

Deal found 8/7฿22,412

Sun 14/917:35SEA - BKK

2 stops40h 20mUnited Airlines

Mon 22/907:00BKK - SEA

2 stops29h 15mUnited Airlines

Deal found 8/7฿22,445

Tue 26/810:00SEA - BKK

2 stops30h 00mANA

Mon 8/921:35BKK - SEA

1 stop30h 50mANA

Deal found 8/7฿22,542

Thu 24/713:20SEA - BKK

1 stop18h 25mKorean Air

Sun 3/809:50BKK - SEA

1 stop39h 00mKorean Air

Deal found 8/7฿22,575

Tue 26/812:55SEA - BKK

1 stop34h 20mเดลต้า

Sun 7/902:35BKK - SEA

1 stop25h 05mเดลต้า

Deal found 8/7฿22,608

Tue 22/713:10SFO - BKK

1 stop20h 15mKorean Air

Sun 7/902:35BKK - SFO

1 stop22h 05mKorean Air

Deal found 9/7฿22,803

Fri 14/1122:25LAX - BKK

1 stop34h 45mAir China

Thu 27/1119:30BKK - LAX

1 stop38h 30mAir China

Deal found 7/7฿22,803

Best flights from USA to Thailand
Discover carefully curated flight deals from USA to Thailand that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 July 2025.

Mon 15/912:30LAX - BKK

1 stop23h 25mChina Eastern

Sun 12/1002:10BKK - LAX

1 stop21h 55mChina Eastern

Deal found 8/7฿22,022

Mon 22/923:40LAX - BKK

1 stop27h 15mSingapore Airlines

Fri 3/1012:15BKK - LAX

1 stop20h 50mSingapore Airlines

Deal found 9/7฿22,055

Thu 21/823:55LAX - BKK

1 stop21h 20mXiamenAir

Wed 3/901:50BKK - LAX

1 stop32h 10mXiamenAir

Deal found 8/7฿22,152

Sat 27/1200:10SEA - BKK

1 stop30h 55mAsiana Airlines

Wed 4/223:55BKK - SEA

1 stop29h 00mAsiana Airlines

Deal found 8/7฿22,380

Tue 28/1016:40SEA - BKK

1 stop22h 30mMultiple Airlines

Thu 13/1107:10BKK - SEA

2 stops24h 05mMultiple Airlines

Deal found 8/7฿22,412

Tue 9/923:55LAX - BKK

1 stop27h 45mPhilippine Airlines

Mon 22/918:40BKK - LAX

1 stop29h 05mPhilippine Airlines

Deal found 8/7฿22,412

Sun 14/917:35SEA - BKK

2 stops40h 20mUnited Airlines

Mon 22/907:00BKK - SEA

2 stops29h 15mUnited Airlines

Deal found 8/7฿22,445

Fri 19/907:20SEA - BKK

2 stops27h 45mKorean Air

Sun 5/1023:30BKK - SEA

1 stop25h 10mKorean Air

Deal found 7/7฿22,477

Tue 26/810:00SEA - BKK

2 stops30h 00mANA

Mon 8/921:35BKK - SEA

1 stop30h 50mANA

Deal found 8/7฿22,542

Thu 28/812:55SEA - BKK

1 stop20h 30mเดลต้า

Wed 17/923:30BKK - SEA

1 stop28h 10mเดลต้า

Deal found 7/7฿22,608

Wed 23/720:00SFO - BKK

2 stops33h 35mAir India

Mon 8/917:55BKK - SFO

1 stop27h 05mAir India

Deal found 9/7฿22,835

Thu 21/800:05LAX - BKK

1 stop21h 55mSTARLUX Airlines

Fri 29/817:50BKK - LAX

1 stop17h 55mSTARLUX Airlines

Deal found 8/7฿22,998

Last-minute flights from USA to Thailand
Discover last-minute flight deals from USA to Thailand. Data last updated 9 July 2025 and is based on user searches.

Mon 14/712:00SFO - BKK

1 stop23h 55mChina Eastern

Sat 26/705:05BKK - SFO

1 stop18h 00mChina Eastern

Deal found 7/7฿24,429

Mon 14/710:55SFO - BKK

1 stop27h 40mUnited Airlines

Thu 21/809:35BKK - SFO

1 stop21h 20mUnited Airlines

Deal found 8/7฿25,047

Mon 14/710:45LAX - BKK

1 stop23h 10mUnited Airlines

Mon 15/1207:10BKK - LAX

1 stop18h 20mUnited Airlines

Deal found 9/7฿25,242

Tue 15/716:30SEA - BKK

1 stop22h 05mANA

Thu 18/909:35BKK - SEA

2 stops23h 01mANA

Deal found 7/7฿22,542

Tue 15/713:10SFO - BKK

1 stop21h 55mKorean Air

Wed 20/821:40BKK - SFO

1 stop27h 20mKorean Air

Deal found 7/7฿23,095

Tue 15/717:15LAX - BKK

1 stop21h 20mANA

Tue 22/709:35BKK - LAX

1 stop20h 00mANA

Deal found 8/7฿23,941

Tue 15/710:30EWR - BKK

1 stop42h 00mANA

Tue 22/707:00BKK - EWR

2 stops25h 50mANA

Deal found 7/7฿25,698

Wed 16/706:45SEA - BKK

2 stops27h 10mMultiple Airlines

Thu 24/713:55BKK - SEA

1 stop38h 30mMultiple Airlines

Deal found 7/7฿24,266

Wed 16/712:30LAX - BKK

1 stop22h 10mChina Eastern

Sat 26/721:55BKK - LAX

1 stop26h 10mChina Eastern

Deal found 7/7฿24,397

Thu 17/723:30SFO - BKK

1 stop33h 40mAsiana Airlines

Tue 29/701:20BKK - SFO

1 stop28h 40mAsiana Airlines

Deal found 8/7฿23,486

Fri 18/702:00JFK - BKK

1 stop39h 35mUnited Airlines

Tue 29/709:35BKK - JFK

1 stop36h 25mUnited Airlines

Deal found 7/7฿25,860

Sat 19/705:10SEA - BKK

2 stops28h 45mUnited Airlines

Wed 17/909:35BKK - SEA

1 stop18h 50mUnited Airlines

Deal found 7/7฿23,453

One-way flights from USA to Thailand
Search for one-way flight options from USA to Thailand. Find affordable one-way fares based on user searches. Data last updated 9 July 2025.

Mon 1/907:10SEA - BKK

2 stops26h 15mKorean Air

Deal found 9/7฿12,036

Tue 2/912:35SEA - BKK

1 stop20h 50mเดลต้า

Deal found 9/7฿12,101

Fri 1/814:30SEA - BKK

1 stop30h 25mAsiana Airlines

Deal found 9/7฿12,133

Thu 25/911:55DFW - BKK

1 stop21h 50mKorean Air

Deal found 7/7฿12,133

Thu 7/808:00EWR - BKK

2 stops28h 25mKorean Air

Deal found 8/7฿12,166

Tue 26/807:45SEA - BKK

2 stops30h 55mJapan Airlines

Deal found 6/7฿12,198

Mon 14/712:00SFO - BKK

2 stops36h 55mChina Eastern

Deal found 9/7฿12,231

Tue 15/713:10SFO - BKK

1 stop21h 55mKorean Air

Deal found 8/7฿12,263

Thu 31/710:00SFO - BKK

1 stop31h 40mAir India

Deal found 8/7฿12,361

Sun 13/715:30SFO - BKK

1 stop39h 40mAIR PREMIA

Deal found 6/7฿12,459

Thu 25/910:20EWR - BKK

1 stop31h 15mANA

Deal found 9/7฿12,524

Mon 1/905:55SFO - BKK

2 stops29h 10mMultiple Airlines

Deal found 8/7฿12,556

Cheapflights Fare Finder

Use the filters below to find and compare flights from the United States to Thailand that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Los AngelesBangkok

LAX - BKK

LAXBKK

Los Angeles

Mon 15/9

12:30-01:55

1 stop23h 25m

Bangkok Suvarnabhumi

Sun 12/10

02:10-10:05

1 stop21h 55m

฿22,022

Los AngelesBangkok

LAX - BKK

LAXBKK

Los Angeles

Mon 22/9

23:40-16:55

1 stop27h 15m

Bangkok Suvarnabhumi

Fri 31/10

12:00-20:55

1 stop22h 55m

฿22,055

Los AngelesBangkok

LAX - BKK

LAXBKK

Los Angeles

Thu 21/8

23:55-11:15

1 stop21h 20m

Bangkok Suvarnabhumi

Wed 3/9

01:50-20:00

1 stop32h 10m

฿22,152

SeattleBangkok

SEA - BKK

SEABKK

Seattle/Tacoma Intl

Sat 27/12

00:10-22:05

1 stop30h 55m

Bangkok Suvarnabhumi

Wed 4/2

23:55-13:55

1 stop29h 00m

฿22,380

SeattleBangkok

SEA - BKK

SEABKK

Seattle/Tacoma Intl

Tue 28/10

16:40-05:10

1 stop22h 30m

Bangkok Suvarnabhumi

Thu 13/11

07:10-16:15

2 stops24h 05m

฿22,412

Los AngelesBangkok

LAX - BKK

LAXBKK

Los Angeles

Thu 28/8

23:55-17:40

1 stop27h 45m

Bangkok Suvarnabhumi

Sun 14/9

23:20-09:45

1 stop24h 25m

฿22,412

SeattleBangkok

SEA - BKK

SEABKK

Seattle/Tacoma Intl

Sun 14/9

17:35-23:55

2 stops40h 20m

Bangkok Suvarnabhumi

Mon 22/9

07:00-22:15

2 stops29h 15m

฿22,445

SeattleBangkok

SEA - BKK

SEABKK

Seattle/Tacoma Intl

Fri 19/9

07:20-01:05

2 stops27h 45m

Bangkok Suvarnabhumi

Sun 5/10

23:30-10:40

1 stop25h 10m

฿22,477

SeattleBangkok

SEA - BKK

SEABKK

Seattle/Tacoma Intl

Tue 26/8

10:00-06:00

2 stops30h 00m

Bangkok Suvarnabhumi

Mon 8/9

21:35-14:25

1 stop30h 50m

฿22,542

SeattleBangkok

SEA - BKK

SEABKK

Seattle/Tacoma Intl

Thu 28/8

12:55-23:25

1 stop20h 30m

Bangkok Suvarnabhumi

Wed 17/9

23:30-13:40

1 stop28h 10m

฿22,608

Flights are sorted by cheapest return flights first.

Deals found on 9/7

Showing 1-10 of 60 results

...

Best time to book a flight from USA to Thailand

Have a flexible travel schedule? Discover the best time to fly to Thailand from USA with our price prediction graph.

Estimated return 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 the United States to Thailand

What is the cheapest month to book a flight from USA to Thailand?

Currently, June is the cheapest month in which you can book a flight from USA to Thailand (average of ฿57). Flying from USA to Thailand in December is currently the most expensive (average of ฿80). 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 US to TH?

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

Reviews of airlines servicing Thailand

Check out reviews from past customers who have flown with STARLUX Airlines, Korean Air, andANA from the United States to Thailand 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

Check prices

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

STARLUX Airlines

9.0

Wonderful

Check prices

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

1,105 reviews

STARLUX Airlines

9.0

Wonderful

Check prices

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

898 reviews

STARLUX Airlines

9.0

Wonderful

Check prices

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

1,507 reviews

STARLUX Airlines

9.0

Wonderful

Check prices

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

744 reviews

STARLUX Airlines

9.0

Wonderful

Check prices

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

What are the cheapest airlines to fly from USA to Thailand one-way?
The cheapet airlines for a one-way flight from USA to Thailand are Korean Air (฿12,036), เดลต้า (฿12,101), and Asiana Airlines (฿12,133).
Can I find deals for flights from USA to Thailand that include hotel bookings?
Yes. In addition to deals on USA to Thailand flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from USA to Thailand?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from USA to Thailand.
Can I find deals for business class flights from USA to Thailand?
Yes. Cheapflights offers flight deals from USA to Thailand 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 USA to Thailand?
Currently, June is the cheapest month in which you can book a flight from USA to Thailand (average of ฿57). Flying from USA to Thailand in December is currently the most expensive (average of ฿80). 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

Top 10 airlines flying from USA to Thailand

Airline	Cheapest	Average	Flexibility	On-time
Singapore Airlines	Cheapest฿21,838	Average฿38,416	FlexibilityNo cancel fee	On-time81%	Search Singapore Airlines flights
Asiana Airlines	Cheapest฿22,869	Average฿27,410	FlexibilityNo cancel fee	On-time76%	Search Asiana Airlines flights
Korean Air	Cheapest฿23,346	Average฿35,646	FlexibilityNo cancel fee	On-time81%	Search Korean Air flights
Cathay Pacific	Cheapest฿23,787	Average฿31,810	FlexibilityNo cancel fee	On-time72%	Search Cathay Pacific flights
ANA	Cheapest฿24,283	Average฿30,474	FlexibilityNo cancel fee	On-time80%	Search ANA flights
EVA Air	Cheapest฿25,089	Average฿32,153	FlexibilityNo cancel fee	On-time74%	Search EVA Air flights
China Airlines	Cheapest฿26,549	Average฿29,041	FlexibilityNo cancel fee	On-time70%	Search China Airlines flights
เตอร์กิชแอร์ไลน์	Cheapest฿27,902	Average฿36,318	FlexibilityNo cancel fee	On-time77%	Search เตอร์กิชแอร์ไลน์ flights
STARLUX Airlines	Cheapest฿28,784	Average฿30,510	FlexibilityNo cancel fee	On-timeN/A	Search STARLUX Airlines flights
United Airlines	Cheapest฿28,792	Average฿38,775	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

Fly with Cheapflights

How does Cheapflights help users find flights from USA to Thailand?

When you search for this flight from USA to Thailand, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from USA to Thailand?

Millions of users choose and trust Cheapflights to book the best flight deals from USA to Thailand for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from USA to Thailand with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from USA to Thailand flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from USA to Thailand become cheaper?

Of course! You can now track prices for flights from USA to Thailand and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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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.

Cheap flights from the United States to Thailand from ฿12,036

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from USA to Thailand

Keep the following information in mind while searching for USA to Thailand flight deals. Data was last updated 9 July 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from USA to Thailand

Cheapest flights from USA to ThailandExplore the most affordable flight options available from USA to Thailand. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 July 2025.

Explore the most affordable flight options available from USA to Thailand. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 July 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from the United States to Thailand that are best for you.

Best time to book a flight from USA to Thailand

Have a flexible travel schedule? Discover the best time to fly to Thailand from USA with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from the United States to Thailand

What is the cheapest month to book a flight from USA to Thailand?

What is the cheapest time of day to fly from US to TH?

Find hourly flight availability from USA to Thailand. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 9 July 2025.

Reviews of airlines servicing Thailand

Check out reviews from past customers who have flown with STARLUX Airlines, Korean Air, andANA from the United States to Thailand 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.

Related info for your journey

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

What are the cheapest airlines to fly from USA to Thailand one-way?

Can I find deals for flights from USA to Thailand that include hotel bookings?

How can I find direct flights from USA to Thailand?

Can I find deals for business class flights from USA to Thailand?

What is the cheapest month to book a flight from USA to Thailand?

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 USA to Thailand

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from USA to Thailand

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from USA to Thailand?

Why should you use Cheapflights to find cheap flight tickets from USA to Thailand?

Can Cheapflights find flights from USA to Thailand with no change fees?

Can Cheapflights notify me if prices for flights from USA to Thailand become cheaper?

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from USA to Thailand
Explore the most affordable flight options available from USA to Thailand. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 July 2025.