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Cheap flights from the United States to Southeast Asia from ₹ 18,662

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 11/4. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — BKK
2 Apr — 9 Apr1
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 3 March 2026.

Fri 6/311:40
SFO
-
BKK
1 stop22h 15m
Korean Air
Mon 16/321:30
BKK
-
SFO
1 stop27h 00m
Korean Air
Deal found 26/2₹ 62,848
Mon 9/306:00
SFO
-
BKK
2 stops28h 55m
Delta
Tue 17/300:55
BKK
-
SFO
1 stop23h 35m
Delta
Deal found 27/2₹ 62,939
Mon 20/401:45
SFO
-
BKK
1 stop36h 50m
United Airlines
Fri 15/507:00
BKK
-
SFO
1 stop17h 35m
United Airlines
Deal found 3/3₹ 63,305
Mon 9/306:30
SFO
-
BKK
2 stops25h 00m
Korean Air
Mon 23/300:55
BKK
-
SFO
1 stop23h 35m
Korean Air
Deal found 27/2₹ 63,397
Tue 17/312:40
SFO
-
BKK
1 stop22h 15m
Delta
Tue 16/621:40
BKK
-
SFO
2 stops34h 10m
Delta
Deal found 28/2₹ 63,488
Mon 20/419:11
SFO
-
BKK
2 stops24h 24m
United Airlines
Fri 15/507:00
BKK
-
SFO
1 stop17h 35m
United Airlines
Deal found 3/3₹ 63,671
Fri 17/423:00
SFO
-
BKK
1 stop20h 35m
United Airlines
Thu 14/509:35
BKK
-
SFO
1 stop21h 00m
United Airlines
Deal found 3/3₹ 63,762
Sat 10/1006:05
SFO
-
BKK
2 stops29h 00m
Delta
Wed 21/1002:35
BKK
-
SFO
2 stops30h 01m
Delta
Deal found 27/2₹ 63,854
Thu 5/305:55
SFO
-
BKK
2 stops27h 50m
Delta
Tue 17/302:05
BKK
-
SFO
2 stops26h 00m
Delta
Deal found 27/2₹ 63,945
Sun 29/1123:15
SFO
-
BKK
1 stop21h 10m
United Airlines
Tue 8/1207:10
BKK
-
SFO
1 stop17h 05m
United Airlines
Deal found 27/2₹ 64,037
Fri 10/422:45
SFO
-
BKK
2 stops44h 50m
United Airlines
Thu 4/609:35
BKK
-
SFO
1 stop21h 00m
United Airlines
Deal found 27/2₹ 64,128
Tue 18/801:40
SFO
-
BKK
1 stop36h 55m
United Airlines
Sat 29/807:00
BKK
-
SFO
2 stops24h 42m
United Airlines
Deal found 27/2₹ 64,220

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 3 March 2026.

Round-trip from

₹ 62,939

One-way from

₹ 18,662

Popular in

December

Cheapest in

September

Average price

₹ 79,863
Korean Air
  • Korean Air
  • 19/8-28/8
  • 2 total stops
  • 44h 20m total
  • USA to Southeast Asia
Search Deals
Philippine Airlines
  • Philippine Airlines
  • 11/4
  • 1 total stop
  • 43h 20m total
  • USA to Southeast Asia
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (₹ 811,739 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (₹ 397,736 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 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 3 March 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

OaklandBangkok

OAK - BKK

OAKBKK

Oakland

Sat 18/4

12:34-23:35

2 stops45h 01m

Bangkok Suvarnabhumi

Wed 6/5

09:50-23:54

2 stops28h 04m

₹ 64,494

San FranciscoBangkok

SFO - BKK

SFOBKK

San Francisco

Wed 22/4

08:49-09:35

2 stops34h 46m

Bangkok Suvarnabhumi

Fri 15/5

15:45-07:35

2 stops29h 50m

₹ 65,867

San FranciscoBangkok

SFO - BKK

SFOBKK

San Francisco

Tue 25/8

06:00-01:05

2 stops29h 05m

Bangkok Suvarnabhumi

Thu 3/9

09:50-18:35

2 stops22h 45m

₹ 69,343

San FranciscoBangkok

SFO - BKK

SFOBKK

San Francisco

Sat 4/4

23:00-09:35

1 stop20h 35m

Bangkok Suvarnabhumi

Thu 30/4

15:45-09:20

1 stop31h 35m

₹ 70,075

San FranciscoBangkok

SFO - BKK

SFOBKK

San Francisco

Sun 19/4

19:15-23:35

2 stops38h 20m

Bangkok Suvarnabhumi

Mon 27/4

21:40-19:20

2 stops35h 40m

₹ 70,532

San FranciscoKuala Lumpur

SFO - KUL

SFOKUL

San Francisco

Sat 25/4

18:45-07:00

1 stop45h 15m

Kuala Lumpur Intl

Sat 2/5

08:05-07:00

1 stop37h 55m

₹ 70,807

BurbankKuala Lumpur

BUR - KUL

BURKUL

Burbank Bob Hope

Tue 7/4

15:30-13:35

2 stops31h 05m

Kuala Lumpur Intl

Tue 21/4

20:40-18:19

2 stops36h 39m

₹ 71,172

BurbankKuala Lumpur

BUR - KUL

BURKUL

Burbank Bob Hope

Sat 11/4

07:15-13:35

2 stops39h 20m

Kuala Lumpur Intl

Tue 21/4

20:40-16:22

2 stops34h 42m

₹ 71,172

BurbankKuala Lumpur

BUR - KUL

BURKUL

Burbank Bob Hope

Tue 14/4

19:44-13:35

2 stops26h 51m

Kuala Lumpur Intl

Tue 21/4

20:40-18:19

2 stops36h 39m

₹ 71,172

BurbankKuala Lumpur

BUR - KUL

BURKUL

Burbank Bob Hope

Thu 16/4

07:15-13:35

2 stops39h 20m

Kuala Lumpur Intl

Thu 23/4

20:40-18:35

2 stops36h 55m

₹ 71,172

Flights are sorted by cheapest return flights first.

Deals found on 27/2

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, April is the cheapest month in which you can book a flight from USA to Southeast Asia (average of ₹ 13,997). Flying from USA to Southeast Asia in November is currently the most expensive (average of ₹ 53,059). 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 3 March 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.

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 3 March 2026.
Get a feel of what it's like to fly with China Airlines, Cathay Pacific, andChina Southern 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
809 reviews
Check prices

Comfort

8.0

Overall

8.3

Boarding

8.3

Food

7.8

Crew

8.5

Entertainment

8.0

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
809 reviews
China Airlines
8.3
Very Good
809 reviews
Check prices

Comfort

8.0

Overall

8.3

Boarding

8.3

Food

7.8

Crew

8.5

Entertainment

8.0

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
1,187 reviews
China Airlines
8.3
Very Good
809 reviews
Check prices

Comfort

8.0

Overall

8.3

Boarding

8.3

Food

7.8

Crew

8.5

Entertainment

8.0

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 Southern
7.4
Good
140 reviews
China Airlines
8.3
Very Good
809 reviews
Check prices

Comfort

8.0

Overall

8.3

Boarding

8.3

Food

7.8

Crew

8.5

Entertainment

8.0

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
9,382 reviews
China Airlines
8.3
Very Good
809 reviews
Check prices

Comfort

8.0

Overall

8.3

Boarding

8.3

Food

7.8

Crew

8.5

Entertainment

8.0

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
963 reviews
China Airlines
8.3
Very Good
809 reviews
Check prices

Comfort

8.0

Overall

8.3

Boarding

8.3

Food

7.8

Crew

8.5

Entertainment

8.0

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 21h 55m. Fly via Delta, Vietnam Airlines, or United Airlines 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, April is the cheapest month in which you can book a flight from USA to Southeast Asia (average of ₹ 13,997). Flying from USA to Southeast Asia in November is currently the most expensive (average of ₹ 53,059). 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 6 airlines flying from USA to Southeast Asia

Discover the top 6 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 3 March 2026.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest₹ 45,401Average₹ 46,094FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Cathay PacificCheapest₹ 53,575Average₹ 68,885FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Asiana AirlinesCheapest₹ 61,520Average₹ 68,072FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
United AirlinesCheapest₹ 62,730Average₹ 73,398FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
China AirlinesCheapest₹ 64,007Average₹ 66,665FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
Philippine AirlinesCheapest₹ 64,844Average₹ 74,714FlexibilityNo cancel feeOn-time60%
Search Philippine 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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