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Cheap flights from San Francisco to Southeast Asia from ₹ 39,694

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 14/9. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — BKK
30 Aug — 6 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from San Francisco to Southeast Asia

Enter your travel dates to find the best prices.

Cheapest flights from San Francisco to Southeast Asia
Explore the most affordable flight options available from San Francisco to Southeast Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 July 2026.

Thu 15/1022:50
SFO
-
BKK
1 stop21h 30m
Vietnam Airlines
Sat 7/1111:20
BKK
-
SFO
1 stop20h 40m
Vietnam Airlines
Deal found 29/7₹ 81,105
Mon 2/1112:00
SFO
-
BKK
1 stop33h 20m
China Eastern
Fri 20/1101:55
BKK
-
SFO
1 stop22h 05m
China Eastern
Deal found 29/7₹ 81,582
Sat 21/1114:47
SFO
-
BKK
2 stops41h 33m
Korean Air
Sun 13/1200:55
BKK
-
SFO
1 stop23h 35m
Korean Air
Deal found 31/7₹ 81,773
Fri 11/912:50
SFO
-
BKK
1 stop22h 15m
Korean Air
Mon 28/909:50
BKK
-
SFO
1 stop38h 50m
Korean Air
Deal found 27/7₹ 81,964
Fri 11/912:50
SFO
-
BKK
1 stop22h 15m
Korean Air
Thu 19/1100:55
BKK
-
SFO
1 stop23h 35m
Korean Air
Deal found 29/7₹ 82,059
Sun 30/806:20
SFO
-
BKK
2 stops25h 25m
Delta
Mon 14/909:50
BKK
-
SFO
2 stops26h 25m
Delta
Deal found 29/7₹ 82,155
Mon 2/1112:00
SFO
-
BKK
1 stop19h 25m
China Eastern
Fri 20/1115:55
BKK
-
SFO
2 stops32h 05m
China Eastern
Deal found 29/7₹ 82,250
Thu 10/901:10
SFO
-
BKK
1 stop37h 25m
United Airlines
Sun 27/907:00
BKK
-
SFO
1 stop17h 30m
United Airlines
Deal found 27/7₹ 82,346
Sun 22/1111:00
SFO
-
BKK
1 stop22h 20m
United Airlines
Wed 9/1209:10
BKK
-
SFO
1 stop21h 10m
United Airlines
Deal found 27/7₹ 82,441
Mon 7/916:55
SFO
-
BKK
2 stops40h 40m
Korean Air
Mon 28/909:50
BKK
-
SFO
1 stop38h 50m
Korean Air
Deal found 29/7₹ 82,537
Mon 12/1016:10
SFO
-
BKK
2 stops27h 25m
United Airlines
Wed 28/1009:10
BKK
-
SFO
1 stop21h 10m
United Airlines
Deal found 28/7₹ 82,632
Tue 8/919:49
SFO
-
BKK
2 stops23h 46m
United Airlines
Wed 25/1107:10
BKK
-
SFO
1 stop17h 05m
United Airlines
Deal found 27/7₹ 82,727

Find flight deals from San Francisco to Southeast Asia

Keep the following information in mind while searching for San Francisco to Southeast Asia flight deals. Data was last updated 31 July 2026.

Round-trip from

₹ 81,105

One-way from

₹ 39,694

Popular in

December

Cheapest in

September

Average price

₹ 111,734
Vietnam Airlines
  • Vietnam Airlines
  • 15/10-7/11
  • 2 total stops
  • 42h 10m total
  • San Francisco to Southeast Asia
Search Deals
China Eastern
  • China Eastern
  • 14/9
  • 1 total stop
  • 37h 50m total
  • San Francisco to Southeast Asia
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (₹ 546,194 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (₹ 404,836 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 San Francisco 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 31 July 2026.
Use the filters below to find and compare flights from San Francisco to Southeast Asia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San FranciscoBangkok

SFO - BKK

SFOBKK

San Francisco

Sun 15/11

14:47-13:25

2 stops31h 38m

Bangkok Suvarnabhumi

Mon 7/12

00:55-09:30

1 stop23h 35m

₹ 82,537

San FranciscoBangkok

SFO - BKK

SFOBKK

San Francisco

Tue 3/11

12:26-11:30

2 stops32h 04m

Bangkok Suvarnabhumi

Tue 10/11

09:10-11:15

1 stop17h 05m

₹ 82,632

San FranciscoBangkok

SFO - BKK

SFOBKK

San Francisco

Mon 24/8

06:20-21:45

2 stops25h 25m

Bangkok Suvarnabhumi

Fri 28/8

21:40-20:19

2 stops36h 39m

₹ 83,014

San FranciscoBangkok

SFO - BKK

SFOBKK

San Francisco

Sat 12/9

06:23-23:35

2 stops27h 12m

Bangkok Suvarnabhumi

Sat 19/9

23:30-20:18

2 stops34h 48m

₹ 83,109

San FranciscoBangkok

SFO - BKK

SFOBKK

San Francisco

Sun 15/11

06:00-23:20

2 stops26h 20m

Bangkok Suvarnabhumi

Sun 6/12

09:40-16:11

2 stops21h 31m

₹ 83,109

San FranciscoBangkok

SFO - BKK

SFOBKK

San Francisco

Fri 11/9

05:45-23:35

2 stops27h 50m

Bangkok Suvarnabhumi

Fri 20/11

09:40-16:11

2 stops21h 31m

₹ 83,109

San FranciscoBangkok

SFO - BKK

SFOBKK

San Francisco

Fri 15/1

06:05-00:45

2 stops27h 40m

Bangkok Suvarnabhumi

Sat 30/1

21:30-18:36

2 stops36h 06m

₹ 83,109
Fastest return journey

San FranciscoBangkok

SFO - BKK

SFOBKK

San Francisco

Sat 5/9

12:25-22:15

1 stop19h 50m

Bangkok Suvarnabhumi

Sun 13/9

07:00-14:52

2 stops21h 52m

₹ 83,586

San FranciscoBangkok

SFO - BKK

SFOBKK

San Francisco

Thu 14/1

00:20-05:10

1 stop37h 50m

Bangkok Suvarnabhumi

Sat 30/1

16:55-11:15

2 stops57h 20m

₹ 83,872

San FranciscoBangkok

SFO - BKK

SFOBKK

San Francisco

Sat 24/10

18:25-00:45

2 stops40h 20m

Bangkok Suvarnabhumi

Thu 5/11

00:55-09:30

1 stop23h 35m

₹ 86,926

Flights are sorted by cheapest return flights first.

Deals found on 31/7

Showing 1-10 of 43 resultsSorted by cheapest first
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Best time to book a flight from San Francisco to Southeast Asia

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

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

Currently, October is the cheapest month in which you can book a flight from San Francisco to Southeast Asia (average of ₹ 76,048). Flying from San Francisco to Southeast Asia in December is currently the most expensive (average of ₹ 131,581). 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 SFO to YJX?

Find hourly flight availability from San Francisco 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 31 July 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Francisco to Southeast Asia as you normally would.

How far ahead should I book a flight from San Francisco to Southeast Asia?

To ensure you get the cheapest price possible for a flight from San Francisco to Southeast Asia, you should look to book at least 79 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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 31 July 2026.
Get a feel of what it's like to fly with China Airlines,Asiana Airlines, andCathay Pacific from San Francisco 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
838 reviews
Check prices

Entertainment

8.0

Crew

8.5

Comfort

8.0

Food

7.8

Overall

8.3

Boarding

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
838 reviews
China Airlines
8.3
Very Good
838 reviews
Check prices

Entertainment

8.0

Crew

8.5

Comfort

8.0

Food

7.8

Overall

8.3

Boarding

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
555 reviews
China Airlines
8.3
Very Good
838 reviews
Check prices

Entertainment

8.0

Crew

8.5

Comfort

8.0

Food

7.8

Overall

8.3

Boarding

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
1,436 reviews
China Airlines
8.3
Very Good
838 reviews
Check prices

Entertainment

8.0

Crew

8.5

Comfort

8.0

Food

7.8

Overall

8.3

Boarding

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
10,063 reviews
China Airlines
8.3
Very Good
838 reviews
Check prices

Entertainment

8.0

Crew

8.5

Comfort

8.0

Food

7.8

Overall

8.3

Boarding

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
1,012 reviews
China Airlines
8.3
Very Good
838 reviews
Check prices

Entertainment

8.0

Crew

8.5

Comfort

8.0

Food

7.8

Overall

8.3

Boarding

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 San Francisco to Southeast Asia. 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 San Francisco to Southeast Asia?

    San Francisco (SFO) is the airport you will fly out of if you book a flight from San Francisco to Southeast Asia. It is only a 17.7 km journey to San Francisco (SFO) from San Francisco’s city centre.

  • How long is the flight from San Francisco to Southeast Asia?

    Departing from San Francisco to Southeast Asia will take you 22h 05m. The distance from San Francisco to Southeast Asia is about 12740 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most popular routes from San Francisco to Southeast Asia?

    While some choose either San Francisco - Bangkok Suvarnabhumi or San Francisco - Port Blair, San Francisco - Kuala Lumpur Intl is the most popular route from San Francisco to Southeast Asia.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Francisco 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 San Francisco to Southeast Asia?

    Currently, October is the cheapest month in which you can book a flight from San Francisco to Southeast Asia (average of ₹ 76,048). Flying from San Francisco to Southeast Asia in December is currently the most expensive (average of ₹ 131,581). 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 San Francisco 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 San Francisco to Southeast Asia

Discover the top 7 airlines that operate flights from San Francisco 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 31 July 2026.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest₹ 47,355Average₹ 48,086FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Singapore AirlinesCheapest₹ 51,881Average₹ 59,724FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Cathay PacificCheapest₹ 55,881Average₹ 82,659FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
China AirlinesCheapest₹ 62,348Average₹ 87,209FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
Philippine AirlinesCheapest₹ 62,512Average₹ 93,783FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights
Asiana AirlinesCheapest₹ 65,221Average₹ 83,429FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
United AirlinesCheapest₹ 71,786Average₹ 95,568FlexibilityNo 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 San Francisco to Southeast Asia?

Deals for San Francisco to Southeast Asia 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 San Francisco to Southeast Asia?

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from San Francisco to Southeast Asia, users can toggle the no change fees filter when performing a flight search.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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