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Cheap flights from San Francisco to Southeast Asia from £301

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 1/5. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — BKK
14 Apr — 21 Apr1
1 adult

Cheap 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 9 April 2025.

Round-trip from

£555

One-way from

£301

Popular in

December

Cheapest in

March

Average price

£647
United Airlines
  • United Airlines
  • 28/8-15/9
  • 2 total stops
  • 42h 20m total
  • San Francisco to Southeast Asia
Search Deals
United Airlines
  • United Airlines
  • 1/5
  • 1 total stop
  • 22h 20m total
  • San Francisco to Southeast Asia
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£47 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£28 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2025
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Find flight deals from San Francisco to Southeast Asia

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 9 April 2025.

Thu 28/811:00SFO - CGK
1 stop21h 40mUnited Airlines
Mon 15/914:30CGK - SFO
1 stop20h 40mUnited Airlines
Deal found 8/4£555
Mon 21/412:40SFO - CGK
1 stop41h 30mKorean Air
Tue 13/521:50CGK - SFO
1 stop26h 50mKorean Air
Deal found 8/4£593
Mon 1/913:40SFO - MNL
1 stop19h 35mCathay Pacific
Mon 15/905:30MNL - SFO
1 stop32h 10mCathay Pacific
Deal found 8/4£595
Tue 29/701:45SFO - SIN
1 stop37h 55mUnited Airlines
Fri 17/1008:45SIN - SFO
Nonstop15h 30mUnited Airlines
Deal found 8/4£597
Sat 15/1123:40SFO - MNL
1 stop34h 30mChina Airlines
Mon 12/103:15MNL - SFO
1 stop31h 35mChina Airlines
Deal found 8/4£598
Wed 13/822:50SFO - MNL
1 stop36h 50mVietnam Airlines
Fri 29/803:50MNL - SFO
1 stop29h 50mVietnam Airlines
Deal found 6/4£603
Tue 14/1020:30SFO - MNL
2 stops22h 05mMultiple Airlines
Thu 23/1010:35MNL - SFO
1 stop24h 20mMultiple Airlines
Deal found 7/4£607
Tue 30/916:35SFO - SIN
1 stop23h 30mMultiple Airlines
Mon 6/1009:45SIN - SFO
2 stops28h 14mMultiple Airlines
Deal found 8/4£615
Sat 19/400:20SFO - CGK
1 stop22h 50mCathay Pacific
Mon 12/500:05CGK - SFO
1 stop36h 35mCathay Pacific
Deal found 8/4£616
Thu 23/1022:50SFO - SIN
1 stop27h 35mVietnam Airlines
Thu 27/1113:15SIN - SFO
1 stop19h 45mVietnam Airlines
Deal found 8/4£618
Mon 14/713:10SFO - SIN
1 stop24h 50mKorean Air
Thu 16/1007:30SIN - SFO
1 stop18h 10mKorean Air
Deal found 8/4£618
Fri 11/710:00SFO - SIN
2 stops22h 40mDelta
Thu 16/1007:30SIN - SFO
2 stops26h 55mDelta
Deal found 8/4£627

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 858,174 searches. Data last updated 9 April 2025.
Use the filters below to find and compare flights from San Francisco to Southeast Asia that are best for you.

Fly from

San Francisco

Fly to

Southeast Asia

Route

Depart

Return

Price

San FranciscoJakarta

SFO - CGK

SFOCGK

San Francisco

Thu 28/8

11:00-22:40

1 stop21h 40m

Jakarta Soekarno-Hatta Intl

Mon 15/9

14:30-21:10

1 stop20h 40m

£555

San FranciscoJakarta

SFO - CGK

SFOCGK

San Francisco

Mon 21/4

12:40-20:10

1 stop41h 30m

Jakarta Soekarno-Hatta Intl

Wed 14/5

21:50-10:40

1 stop26h 50m

£593

San FranciscoManila

SFO - MNL

SFOMNL

San Francisco

Mon 1/9

13:40-00:15

1 stop19h 35m

Manila Ninoy Aquino Intl

Mon 15/9

05:30-22:40

1 stop32h 10m

£595

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Tue 29/7

01:45-06:40

1 stop37h 55m

Singapore Changi

Sat 18/10

08:45-09:15

Nonstop15h 30m

£597

San FranciscoManila

SFO - MNL

SFOMNL

San Francisco

Wed 13/8

22:50-02:40

1 stop36h 50m

Manila Ninoy Aquino Intl

Fri 29/8

03:50-18:40

1 stop29h 50m

£603

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Tue 30/9

16:35-07:05

1 stop23h 30m

Singapore Changi

Mon 6/10

09:45-22:59

2 stops28h 14m

£615

San FranciscoManila

SFO - MNL

SFOMNL

San Francisco

Thu 18/9

01:05-09:35

1 stop17h 30m

Manila Ninoy Aquino Intl

Sun 28/9

16:50-19:55

1 stop18h 05m

£616

San FranciscoJakarta

SFO - CGK

SFOCGK

San Francisco

Sat 19/4

00:20-13:10

1 stop22h 50m

Jakarta Soekarno-Hatta Intl

Mon 12/5

00:05-22:40

1 stop36h 35m

£616

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Mon 14/7

13:10-23:40

1 stop19h 30m

Singapore Changi

Wed 15/10

07:30-10:40

1 stop18h 10m

£618

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Fri 11/7

06:05-23:40

2 stops26h 35m

Singapore Changi

Tue 14/10

07:30-22:30

2 stops30h 00m

£627

Flights are sorted by cheapest return flights first.

Deals found on 9/4

Showing 1-10 of 60 results
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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, May is the cheapest month in which you can book a flight from San Francisco to Southeast Asia (average of £730). Flying from San Francisco to Southeast Asia in December is currently the most expensive (average of £1,123). 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 9 April 2025.

When flying from San Francisco to Southeast Asia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Southeast Asia by month

Plan your trip to Southeast Asia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Southeast Asia 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 Southeast Asia when rainfall is around 10.0 mm.

Temperature in Southeast Asia by month

Plan your trip to Southeast Asia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Southeast Asia, 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).

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 9 April 2025.
Peruse reviews from past customers who have flown with STARLUX Airlines, EVA Air and Korean Air from San Francisco to Southeast Asia to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
9.1
Wonderful
Check prices

Food

8.9

Overall

9.1

Crew

9.3

Entertainment

9.0

Boarding

9.0

Comfort

9.0

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
STARLUX Airlines
9.1
Wonderful
STARLUX Airlines
9.1
Wonderful
Check prices

Food

8.9

Overall

9.1

Crew

9.3

Entertainment

9.0

Boarding

9.0

Comfort

9.0

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
EVA Air
8.4
Very Good
1,172 reviews
STARLUX Airlines
9.1
Wonderful
Check prices

Food

8.9

Overall

9.1

Crew

9.3

Entertainment

9.0

Boarding

9.0

Comfort

9.0

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
Korean Air
8.4
Very Good
1,056 reviews
STARLUX Airlines
9.1
Wonderful
Check prices

Food

8.9

Overall

9.1

Crew

9.3

Entertainment

9.0

Boarding

9.0

Comfort

9.0

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
Japan Airlines
8.3
Very Good
1,439 reviews
STARLUX Airlines
9.1
Wonderful
Check prices

Food

8.9

Overall

9.1

Crew

9.3

Entertainment

9.0

Boarding

9.0

Comfort

9.0

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
ANA
8.3
Very Good
834 reviews
STARLUX Airlines
9.1
Wonderful
Check prices

Food

8.9

Overall

9.1

Crew

9.3

Entertainment

9.0

Boarding

9.0

Comfort

9.0

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.

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?

    If you book a flight to Southeast Asia from San Francisco, you will be flying from San Francisco, which is the city’s only airport. San Francisco (SFO) is located 11.8 mi from the center of San Francisco.

  • What are the cheapest airlines to fly from San Francisco to Southeast Asia one-way?

    One-way options have recently been found by users for as low as £301 on United Airlines. Other airlines that offer cheap prices include Singapore Airlines from £303 and Cathay Pacific from £330 one-way.

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

    While some choose either San Francisco - Singapore Changi or San Francisco - Jakarta Soekarno-Hatta Intl, San Francisco - Manila Ninoy Aquino 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, May is the cheapest month in which you can book a flight from San Francisco to Southeast Asia (average of £730). Flying from San Francisco to Southeast Asia in December is currently the most expensive (average of £1,123). 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.

Top 5 airlines flying from San Francisco to Southeast Asia

Discover the top 5 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 858,174 searches. Data last updated 9 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Cathay PacificCheapest£580Average£633FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Singapore AirlinesCheapest£595Average£834FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
United AirlinesCheapest£636Average£965FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Philippine AirlinesCheapest£647Average£838FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights
EVA AirCheapest£652Average£677FlexibilityNo cancel feeOn-time74%
Search EVA Air flights

Fly with Cheapflights

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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?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from San Francisco to Southeast Asia.

Can Cheapflights find flights from San Francisco to Southeast Asia with no change fees?

Need flexible booking options for your flight to Southeast Asia from San Francisco? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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