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Cheap flights from Thailand to the United States from ฿16,268

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 21/9. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — LAX
13 Aug — 20 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Thailand to USA

Enter your travel dates to find the best prices.

Cheapest flights from Thailand to USA
Explore the most affordable flight options available from Thailand to USA. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 July 2026.

Sun 23/802:35
BKK
-
SEA
1 stop22h 25m
Korean Air
Mon 31/813:20
SEA
-
BKK
1 stop20h 15m
Korean Air
Deal found 13/7฿25,387
Thu 3/911:45
BKK
-
SEA
1 stop17h 30m
Asiana Airlines
Thu 17/900:10
SEA
-
BKK
1 stop33h 25m
Asiana Airlines
Deal found 10/7฿25,655
Sun 6/901:35
BKK
-
SEA
1 stop27h 40m
Asiana Airlines
Sun 18/1000:10
SEA
-
BKK
1 stop20h 30m
Asiana Airlines
Deal found 14/7฿25,755
Mon 5/1002:35
BKK
-
SEA
1 stop24h 39m
เดลต้า
Thu 15/1013:00
SEA
-
BKK
1 stop18h 45m
เดลต้า
Deal found 9/7฿25,822
Thu 22/1011:45
BKK
-
SEA
1 stop17h 30m
Asiana Airlines
Thu 5/1100:10
SEA
-
BKK
1 stop20h 05m
Asiana Airlines
Deal found 11/7฿25,888
Tue 13/1009:50
BKK
-
SEA
1 stop38h 50m
Korean Air
Tue 27/1012:00
SEA
-
BKK
1 stop22h 45m
Korean Air
Deal found 13/7฿25,922
Thu 3/902:35
BKK
-
SEA
1 stop22h 05m
Korean Air
Wed 16/912:50
SEA
-
BKK
1 stop20h 45m
Korean Air
Deal found 13/7฿25,955
Fri 2/1021:40
BKK
-
SEA
1 stop29h 34m
เดลต้า
Tue 20/1013:00
SEA
-
BKK
1 stop22h 05m
เดลต้า
Deal found 13/7฿25,989
Tue 6/1021:40
BKK
-
SEA
1 stop27h 00m
Korean Air
Thu 15/1012:50
SEA
-
BKK
1 stop22h 15m
Korean Air
Deal found 13/7฿26,055
Wed 15/709:35
BKK
-
SFO
1 stop38h 10m
United Airlines
Tue 21/708:42
SFO
-
BKK
3 stops34h 53m
United Airlines
Deal found 9/7฿26,790
Sun 12/707:00
BKK
-
SFO
1 stop17h 40m
United Airlines
Sun 12/717:37
SFO
-
BKK
3 stops25h 58m
United Airlines
Deal found 9/7฿26,824
Fri 16/1010:50
BKK
-
SFO
1 stop23h 05m
China Airlines
Sun 18/1001:05
SFO
-
BKK
1 stop21h 05m
China Airlines
Deal found 9/7฿26,857

Find flight deals from Thailand to USA

Keep the following information in mind while searching for Thailand to USA flight deals. Data was last updated 14 July 2026.

Round-trip from

฿25,387

One-way from

฿16,268

Popular in

August

Cheapest in

February

Average price

฿34,507
Korean Air
  • Korean Air
  • 23/8-31/8
  • 2 total stops
  • 42h 40m total
  • Thailand to USA
Search Deals
21/9
  • 21/9
  • 1 total stop
  • 31h 05m total
  • Thailand to USA
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (฿56,393 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (฿17,531 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Thailand to USA 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 17,341 searches. Data last updated 14 July 2026.
Use the filters below to find and compare flights from Thailand to the United States that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Thu 22/10

23:30-13:14

1 stop27h 44m

Seattle/Tacoma Intl

Fri 6/11

13:00-00:45

1 stop20h 45m

฿25,822

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Tue 1/12

14:05-18:10

1 stop19h 05m

Seattle/Tacoma Intl

Sun 27/12

00:10-01:35

1 stop34h 25m

฿26,623

BangkokSan Francisco

BKK - SFO

BKKSFO

Bangkok Suvarnabhumi

Wed 30/9

13:20-19:55

1 stop20h 35m

San Francisco

Sat 3/10

01:05-16:20

1 stop25h 15m

฿26,790

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Tue 29/9

02:35-13:37

1 stop25h 02m

Seattle/Tacoma Intl

Mon 19/10

13:00-01:05

1 stop22h 05m

฿26,957

BangkokSan Francisco

BKK - SFO

BKKSFO

Bangkok Suvarnabhumi

Thu 10/9

09:35-16:30

1 stop20h 55m

San Francisco

Sun 20/9

16:25-09:35

2 stops27h 10m

฿27,425

BangkokLos Angeles

BKK - LAX

BKKLAX

Bangkok Suvarnabhumi

Mon 2/11

07:10-10:35

1 stop18h 25m

Los Angeles

Mon 16/11

08:15-05:10

2 stops29h 55m

฿27,492

BangkokSan Francisco

BKK - SFO

BKKSFO

Bangkok Suvarnabhumi

Mon 5/10

09:35-16:30

1 stop20h 55m

San Francisco

Mon 19/10

18:45-09:35

2 stops24h 50m

฿27,559

BangkokLos Angeles

BKK - LAX

BKKLAX

Bangkok Suvarnabhumi

Mon 2/11

09:10-14:05

1 stop19h 55m

Los Angeles

Thu 12/11

07:00-00:20

2 stops26h 20m

฿27,659
Fastest return journey

BangkokLos Angeles

BKK - LAX

BKKLAX

Bangkok Suvarnabhumi

Wed 11/11

07:10-13:55

2 stops21h 45m

Los Angeles

Mon 18/1

15:45-05:10

1 stop22h 25m

฿27,692

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Wed 7/10

09:35-21:01

2 stops25h 26m

Seattle/Tacoma Intl

Sat 17/10

16:30-04:35

1 stop22h 05m

฿27,759

Flights are sorted by cheapest return flights first.

Deals found on 13/7

Showing 1-10 of 60 resultsSorted by cheapest first
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6

Best time to book a flight from Thailand to USA

Have a flexible travel schedule? Discover the best time to fly to USA from Thailand 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 Thailand to the United States

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

Currently, April is the cheapest month in which you can book a flight from Thailand to USA (average of ฿33,304). Flying from Thailand to USA in January is currently the most expensive (average of ฿81,774). 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 TH to US?

Find hourly flight availability from Thailand to USA. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 14 July 2026.

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

Weekly flight availability from Thailand to USA

Explore weekly flight availability from Thailand to USA. 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 14 July 2026.

The most flights from TH0 to US0 are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

How often are flights from Thailand to the United States delayed?

About 53% of weekly flights between Thailand and United States have experienced delays in the past year, with the average delay time being 80 minutes.

What is the most punctual flight time for Thailand to the United States flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Thailand to the United States flights?

Over the past year, Air Chathams have had the lowest number of delays on this route, with just 47% of flights being delayed.

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

The price you pay for your flight from Thailand to USA may vary depending on when you book. For the best chance of a lower fare, look to book 60 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing USA

Get insights into the airlines that provide service to USA. 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 USA. Reviews last updated 14 July 2026.
Check out reviews from past customers who have flown with EVA Air,Korean Air, andThai Airways from Thailand to the United States 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.
EVA Air
8.5
Very Good
1,500 reviews
Check prices

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Food

8.1

Overall

8.5

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?
EVA Air
8.5
Very Good
1,500 reviews
EVA Air
8.5
Very Good
1,500 reviews
Check prices

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Food

8.1

Overall

8.5

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?
Korean Air
8.4
Very Good
1,222 reviews
EVA Air
8.5
Very Good
1,500 reviews
Check prices

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Food

8.1

Overall

8.5

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?
Thai Airways
7.9
Good
409 reviews
EVA Air
8.5
Very Good
1,500 reviews
Check prices

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Food

8.1

Overall

8.5

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?
เดลต้า
7.8
Good
8,467 reviews
EVA Air
8.5
Very Good
1,500 reviews
Check prices

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Food

8.1

Overall

8.5

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?
Philippine Airlines
7.3
Good
1,011 reviews
EVA Air
8.5
Very Good
1,500 reviews
Check prices

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Food

8.1

Overall

8.5

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?

Related info for your journey

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

  • How long is the flight from Thailand to USA?

    เดลต้า, China Airlines, and United Airlines can get you from Thailand to USA in just under 19h 05m. Your travel time can differ by up to 8h 39m. The distance from Thailand to USA is about 11978 km. Both multi-stop and direct flights can be found to your destination and back.

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

    ฿8,970 is the cheapest one-way deal found within the past few days, from ซื่อชวนแอร์ไลน์. You may also be able to find cheap deals on China Southern and Philippine Airlines, with prices starting from ฿10,935 and ฿12,088, respectively.

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

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

  • How can I find direct flights from Thailand to USA?

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

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

    Yes. Cheapflights offers flight deals from Thailand to USA 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 Thailand to USA?

    Currently, April is the cheapest month in which you can book a flight from Thailand to USA (average of ฿33,304). Flying from Thailand to USA in January is currently the most expensive (average of ฿81,774). 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 Thailand to USA

See prices for flight routes from nearby airports that may be better suited for you.
Chiang Mai to Seattle flights

Top 10 airlines flying from Thailand to USA

Discover the top 10 airlines that operate flights from Thailand to USA. 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 17,341 searches. Data last updated 14 July 2026.
AirlineCheapestAverageFlexibilityOn-time
Qatar AirwaysCheapest฿12,123Average฿42,941FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Philippine AirlinesCheapest฿21,138Average฿23,010FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights
United AirlinesCheapest฿21,806Average฿27,529FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Asiana AirlinesCheapest฿22,395Average฿30,654FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Korean AirCheapest฿22,706Average฿37,856FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
STARLUX AirlinesCheapest฿23,493Average฿28,736FlexibilityNo cancel feeOn-timeN/A
Search STARLUX Airlines flights
Cathay PacificCheapest฿23,526Average฿36,831FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
China AirlinesCheapest฿24,560Average฿28,425FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
EVA AirCheapest฿25,726Average฿32,747FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
เดลต้าCheapest฿27,151Average฿37,008FlexibilityNo cancel feeOn-timeN/A
Search เดลต้า flights

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 Thailand to USA?

Deals for Thailand to USA flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights simply makes it quick and affordable to book flights from Thailand to USA by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

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

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

Not ready to book yet? You can track prices for flights from Thailand to USA on Cheapflights with our Price Alert feature and get notified when better prices are available.

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