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Cheap flights from the United States to Southeast Asia from ₹ 39,821

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 26/8. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — BKK
19 Aug — 26 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from USA to Southeast Asia

Enter your travel dates to find the best prices.

Cheapest flights from USA to Southeast Asia
Explore the most affordable flight options available from USA to Southeast Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 July 2026.

Mon 16/1107:30
BUR
-
KUL
2 stops31h 15m
United Airlines
Tue 24/1114:15
KUL
-
BUR
2 stops40h 53m
United Airlines
Deal found 19/7₹ 86,874
Thu 20/812:00
SFO
-
BKK
1 stop37h 50m
China Eastern
Sat 29/803:15
BKK
-
SFO
2 stops42h 46m
China Eastern
Deal found 15/7₹ 87,838
Mon 3/812:00
SFO
-
BKK
2 stops44h 15m
China Eastern
Tue 15/905:05
BKK
-
SFO
2 stops24h 49m
China Eastern
Deal found 16/7₹ 87,935
Thu 3/912:00
SFO
-
BKK
3 stops44h 15m
China Eastern
Sat 12/903:15
BKK
-
SFO
2 stops43h 09m
China Eastern
Deal found 15/7₹ 88,513
Sat 31/1013:00
SFO
-
BKK
1 stop21h 55m
China Eastern
Thu 19/1105:05
BKK
-
SFO
1 stop18h 55m
China Eastern
Deal found 16/7₹ 88,706
Tue 27/1016:05
SFO
-
BKK
1 stop26h 05m
ITA Airways
Fri 6/1112:15
BKK
-
SFO
1 stop39h 50m
ITA Airways
Deal found 19/7₹ 88,802
Sat 31/1013:00
SFO
-
BKK
1 stop22h 55m
China Eastern
Sat 14/1121:05
BKK
-
SFO
2 stops50h 55m
China Eastern
Deal found 19/7₹ 89,381
Tue 10/1111:40
SFO
-
BKK
1 stop20h 40m
Korean Air
Sun 13/1221:30
BKK
-
SFO
1 stop27h 00m
Korean Air
Deal found 15/7₹ 89,574
Thu 8/1022:50
SFO
-
BKK
1 stop29h 40m
Vietnam Airlines
Tue 27/1019:35
BKK
-
SFO
1 stop36h 25m
Vietnam Airlines
Deal found 20/7₹ 89,670
Tue 1/910:55
SFO
-
BKK
1 stop27h 40m
United Airlines
Tue 8/909:35
BKK
-
SFO
1 stop20h 55m
United Airlines
Deal found 18/7₹ 89,767
Thu 13/810:55
SFO
-
BKK
1 stop27h 40m
United Airlines
Thu 20/807:00
BKK
-
SFO
1 stop17h 55m
United Airlines
Deal found 16/7₹ 89,959
Tue 8/916:59
SFO
-
BKK
2 stops40h 36m
Korean Air
Tue 24/1123:15
BKK
-
SFO
1 stop25h 15m
Korean Air
Deal found 15/7₹ 90,056

Find flight deals from USA to Southeast Asia

Keep the following information in mind while searching for USA to Southeast Asia flight deals. Data was last updated 20 July 2026.

Round-trip from

₹ 86,874

One-way from

₹ 39,821

Popular in

December

Cheapest in

February

Average price

₹ 113,197
United Airlines
  • United Airlines
  • 16/11-24/11
  • 4 total stops
  • 72h 08m total
  • USA to Southeast Asia
Search Deals
AIR PREMIA
  • AIR PREMIA
  • 26/8
  • 1 total stop
  • 33h 10m total
  • USA to Southeast Asia
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (₹ 626,683 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (₹ 394,882 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 USA to Southeast Asia 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 454,620 searches. Data last updated 20 July 2026.
Use the filters below to find and compare flights from the United States to Southeast Asia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BurbankKuala Lumpur

BUR - KUL

BURKUL

Burbank Bob Hope

Mon 16/11

07:30-06:45

2 stops31h 15m

Kuala Lumpur Intl

Tue 24/11

14:15-15:08

2 stops40h 53m

₹ 86,874

San FranciscoBangkok

SFO - BKK

SFOBKK

San Francisco

Sat 12/9

12:00-01:55

1 stop23h 55m

Bangkok Suvarnabhumi

Tue 8/12

21:05-09:00

2 stops50h 55m

₹ 89,381

San FranciscoBangkok

SFO - BKK

SFOBKK

San Francisco

Tue 1/9

18:45-09:35

2 stops24h 50m

Bangkok Suvarnabhumi

Wed 16/9

09:35-16:30

1 stop20h 55m

₹ 90,152

San FranciscoBangkok

SFO - BKK

SFOBKK

San Francisco

Wed 18/11

11:45-11:30

1 stop32h 45m

Bangkok Suvarnabhumi

Tue 8/12

09:10-15:20

1 stop21h 10m

₹ 90,538

San FranciscoBangkok

SFO - BKK

SFOBKK

San Francisco

Wed 18/11

11:45-11:30

1 stop32h 45m

Bangkok Suvarnabhumi

Wed 9/12

09:10-11:15

1 stop17h 05m

₹ 90,538

San FranciscoBangkok

SFO - BKK

SFOBKK

San Francisco

Mon 31/8

05:50-23:35

2 stops27h 45m

Bangkok Suvarnabhumi

Wed 30/9

21:40-16:58

2 stops33h 18m

₹ 90,634

OaklandBangkok

OAK - BKK

OAKBKK

Oakland

Mon 14/9

06:00-21:45

2 stops25h 45m

Bangkok Suvarnabhumi

Sun 20/9

23:30-23:59

2 stops38h 29m

₹ 90,634

OaklandBangkok

OAK - BKK

OAKBKK

Oakland

Thu 10/9

06:00-21:45

2 stops25h 45m

Bangkok Suvarnabhumi

Sun 20/9

23:30-23:59

2 stops38h 29m

₹ 90,634

OaklandBangkok

OAK - BKK

OAKBKK

Oakland

Sun 13/9

12:39-23:35

2 stops44h 56m

Bangkok Suvarnabhumi

Wed 16/9

02:35-23:59

2 stops35h 24m

₹ 91,213

OaklandBangkok

OAK - BKK

OAKBKK

Oakland

Sun 13/9

12:39-21:45

2 stops43h 06m

Bangkok Suvarnabhumi

Wed 16/9

23:30-23:59

2 stops38h 29m

₹ 91,213

Flights are sorted by cheapest return flights first.

Deals found on 16/7

Showing 1-10 of 60 resultsSorted by cheapest first
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6

Best time to book a flight from USA to Southeast Asia

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

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

Currently, September is the cheapest month in which you can book a flight from USA to Southeast Asia (average of ₹ 87,163). Flying from USA to Southeast Asia in December is currently the most expensive (average of ₹ 139,712). 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 YJX?

Find hourly flight availability from USA to Southeast Asia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 20 July 2026.

When flying from USA to Southeast Asia, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 62% versus a flight in the morning.

Weekly flight availability from USA to Southeast Asia

Explore weekly flight availability from USA to Southeast Asia. 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 20 July 2026.

The most flights from US0 to zzYJX 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 far ahead should I book a flight from USA to Southeast Asia?

Booking 83 days in advance of your planned departure date is, on average, the best time to get cheap flights from USA to Southeast Asia. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Reviews of airlines servicing Southeast Asia

Get insights into the airlines that provide service to Southeast Asia. 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 Southeast Asia. Reviews last updated 20 July 2026.
Get a feel of what it's like to fly with China Airlines,Asiana Airlines, andCathay Pacific from the United States to Southeast Asia by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
China Airlines
8.3
Very Good
836 reviews
Check prices

Comfort

8.0

Boarding

8.3

Food

7.8

Crew

8.5

Entertainment

8.0

Overall

8.3

Reviews

1 / 20
10.0
Excellent

A,Feb 2026

SEA - TPE

China Airlines has improved significantly over the years. This is the first time we fly on their business class after 20+ years. Both hardware and services impressed us. Will definitely fly with again in the future.
China Airlines
8.3
Very Good
836 reviews
China Airlines
8.3
Very Good
836 reviews
Check prices

Comfort

8.0

Boarding

8.3

Food

7.8

Crew

8.5

Entertainment

8.0

Overall

8.3

Reviews

1 / 20
10.0
Excellent

A,Feb 2026

SEA - TPE

China Airlines has improved significantly over the years. This is the first time we fly on their business class after 20+ years. Both hardware and services impressed us. Will definitely fly with again in the future.
Asiana Airlines
8.1
Very Good
553 reviews
China Airlines
8.3
Very Good
836 reviews
Check prices

Comfort

8.0

Boarding

8.3

Food

7.8

Crew

8.5

Entertainment

8.0

Overall

8.3

Reviews

1 / 20
10.0
Excellent

A,Feb 2026

SEA - TPE

China Airlines has improved significantly over the years. This is the first time we fly on their business class after 20+ years. Both hardware and services impressed us. Will definitely fly with again in the future.
Cathay Pacific
7.6
Good
1,420 reviews
China Airlines
8.3
Very Good
836 reviews
Check prices

Comfort

8.0

Boarding

8.3

Food

7.8

Crew

8.5

Entertainment

8.0

Overall

8.3

Reviews

1 / 20
10.0
Excellent

A,Feb 2026

SEA - TPE

China Airlines has improved significantly over the years. This is the first time we fly on their business class after 20+ years. Both hardware and services impressed us. Will definitely fly with again in the future.
United Airlines
7.4
Good
10,014 reviews
China Airlines
8.3
Very Good
836 reviews
Check prices

Comfort

8.0

Boarding

8.3

Food

7.8

Crew

8.5

Entertainment

8.0

Overall

8.3

Reviews

1 / 20
10.0
Excellent

A,Feb 2026

SEA - TPE

China Airlines has improved significantly over the years. This is the first time we fly on their business class after 20+ years. Both hardware and services impressed us. Will definitely fly with again in the future.
Philippine Airlines
7.3
Good
1,011 reviews
China Airlines
8.3
Very Good
836 reviews
Check prices

Comfort

8.0

Boarding

8.3

Food

7.8

Crew

8.5

Entertainment

8.0

Overall

8.3

Reviews

1 / 20
10.0
Excellent

A,Feb 2026

SEA - TPE

China Airlines has improved significantly over the years. This is the first time we fly on their business class after 20+ years. Both hardware and services impressed us. Will definitely fly with again in the future.

Related info for your journey

Find useful and relevant information for your journey from USA to Southeast Asia. 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 USA to Southeast Asia?

    There are many flights that can get you from USA to Southeast Asia in 23h 55m. Fly via United Airlines, China Eastern, or Delta to get the fastest option. USA and Southeast Asia are separated by a distance of 12740 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

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

  • How can I find direct flights from USA to Southeast Asia?

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

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

    Yes. Cheapflights offers flight deals from USA to Southeast Asia 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 Southeast Asia?

    Currently, September is the cheapest month in which you can book a flight from USA to Southeast Asia (average of ₹ 87,163). Flying from USA to Southeast Asia in December is currently the most expensive (average of ₹ 139,712). 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 USA to Southeast Asia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from USA to Southeast Asia

Discover the top 7 airlines that operate flights from USA to Southeast Asia. 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 454,620 searches. Data last updated 20 July 2026.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest₹ 47,852Average₹ 48,591FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Singapore AirlinesCheapest₹ 52,425Average₹ 60,351FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Cathay PacificCheapest₹ 56,467Average₹ 74,132FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
China AirlinesCheapest₹ 63,002Average₹ 88,125FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
Philippine AirlinesCheapest₹ 63,168Average₹ 112,170FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights
Asiana AirlinesCheapest₹ 65,906Average₹ 83,396FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
United AirlinesCheapest₹ 72,539Average₹ 96,569FlexibilityNo cancel feeOn-time69%
Search United Airlines 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 USA to Southeast Asia?

When you search for this flight from USA to Southeast Asia, 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 Southeast Asia?

Cheapflights simply makes it quick and affordable to book flights from USA to Southeast Asia 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 USA to Southeast Asia with no change fees?

Certainly. Search results for flights to Southeast Asia from USA shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Southeast Asia from USA today and book when prices fit your budget.

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