What is the cheapest airline that flies from San Francisco to Bangkok?

United Airlines, Korean Air, and Delta are the most popular carriers operating from San Francisco to Bangkok

What airlines fly to Bangkok?

China Airlines, Cathay Pacific and EVA Air are the top three most popular airlines that fly to Bangkok from San Francisco according to our data. China Airlines is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Bangkok. Keep in mind that there are 21 different airlines that fly to Bangkok on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from San Francisco Airport to Bangkok?

Prices for flights from San Francisco Airport to Bangkok are refreshed on a daily basis.

How many operators does momondo search for flights from San Francisco Airport to Bangkok?

There are 21 operators available for flights from San Francisco Airport to Bangkok as of December 2025.

How old do you have to be to fly from San Francisco Airport to Bangkok?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Francisco Airport to Bangkok.

What documentation or ID do you need to fly to Bangkok?

The travel and health documents you'll need for your trip to Bangkok may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Bangkok. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$397 Cheap Flights from San Francisco to Bangkok in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from San Francisco to Bangkok

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:50 pm - 10:00 pm

SFO

BKK

31h 10m1 stop

11:55 pm - 2:00 pm

BKK

SFO

29h 05m1 stop

$708Asiana Airlines

Sun, Jan 18 - Sun, Jan 25

2:25 pm - 8:20 pm

SFO

BKK

38h 55m2 stops

5:55 pm - 1:25 pm

BKK

SFO

33h 30m1 stop

$709Air India

Fri, Feb 13 - Sat, Mar 14

1:00 pm - 12:55 am

SFO

BKK

21h 55m1 stop

9:55 pm - 9:05 am

BKK

SFO

25h 10m1 stop

$710China Eastern

Sat, Mar 14 - Sun, Mar 29

12:00 pm - 12:55 am

SFO

BKK

21h 55m1 stop

7:05 pm - 9:00 am

BKK

SFO

28h 55m1 stop

$712China Eastern

Thu, Jan 15 - Sun, Feb 1

12:00 pm - 12:20 pm

SFO

BKK

33h 20m1 stop

1:35 pm - 9:00 am

BKK

SFO

34h 25m1 stop

$713China Eastern

Mon, Jan 12 - Wed, Feb 4

11:50 pm - 10:00 pm

SFO

BKK

31h 10m1 stop

11:55 pm - 2:00 pm

BKK

SFO

29h 05m1 stop

$714Asiana Airlines

Mon, Feb 2 - Thu, Mar 5

3:00 pm - 8:20 pm

SFO

BKK

38h 20m2 stops

5:55 pm - 12:25 pm

BKK

SFO

33h 30m1 stop

$715Air India

Sun, Jan 11 - Tue, Jan 27

3:00 pm - 4:55 pm

SFO

BKK

34h 55m2 stops

8:40 am - 7:00 am

BKK

SFO

36h 20m1 stop

$716Air India

Wed, Jan 7 - Tue, Mar 31

3:00 pm - 2:10 pm

SFO

BKK

32h 10m2 stops

5:55 pm - 12:25 pm

BKK

SFO

33h 30m1 stop

$717Air India

Sun, Jan 11 - Wed, Jan 28

11:35 pm - 5:55 pm

SFO

BKK

27h 20m2 stops

12:30 am - 7:40 pm

BKK

SFO

34h 10m2 stops

$718China Southern

Mon, Jan 12 - Mon, Feb 2

Asiana Airlines flights from San Francisco to Bangkok

Our best Asiana Airlines deals on San Francisco to Bangkok flight tickets

Asiana Airlines

Jan 18

SFO11:50 pmSan Francisco

31h 10m

1 stop

BKK10:00 pmBangkok Suvarnabhumi

Jan 25

BKK11:55 pmBangkok Suvarnabhumi

29h 05m

1 stop

SFO2:00 pmSan Francisco

$708

Find similar

Asiana Airlines

Feb 2

SFO11:50 pmSan Francisco

31h 10m

1 stop

BKK10:00 pmBangkok Suvarnabhumi

Mar 5

BKK11:55 pmBangkok Suvarnabhumi

29h 05m

1 stop

SFO2:00 pmSan Francisco

$714

Find similar

Asiana Airlines

Jan 14

SFO11:50 pmSan Francisco

31h 10m

1 stop

BKK10:00 pmBangkok Suvarnabhumi

Feb 3

BKK12:20 pmBangkok Suvarnabhumi

16h 40m

1 stop

SFO2:00 pmSan Francisco

$723

Find similar

Air India flights from San Francisco to Bangkok

Our best Air India deals on San Francisco to Bangkok flight tickets

Air India

Feb 13

SFO2:25 pmSan Francisco

38h 55m

2 stops

BKK8:20 pmBangkok Suvarnabhumi

Mar 14

BKK5:55 pmBangkok Suvarnabhumi

33h 30m

1 stop

SFO1:25 pmSan Francisco

$709

Find similar

Air India

Jan 11

SFO3:00 pmSan Francisco

38h 20m

2 stops

BKK8:20 pmBangkok Suvarnabhumi

Jan 27

BKK5:55 pmBangkok Suvarnabhumi

33h 30m

1 stop

SFO12:25 pmSan Francisco

$715

Find similar

Air India

Jan 7

SFO3:00 pmSan Francisco

34h 55m

2 stops

BKK4:55 pmBangkok Suvarnabhumi

Mar 31

BKK8:40 amBangkok Suvarnabhumi

36h 20m

1 stop

SFO7:00 amSan Francisco

$716

Find similar

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoBangkok

SFO - BKK

SFOBKK

San Francisco

Sun 1/18

11:50 pm-10:00 pm

1 stop31h 10m

Bangkok Suvarnabhumi

Sun 1/25

11:55 pm-2:00 pm

1 stop29h 05m

$708

San FranciscoBangkok

SFO - BKK

SFOBKK

San Francisco

Fri 2/13

2:25 pm-8:20 pm

2 stops38h 55m

Bangkok Suvarnabhumi

Sat 3/14

5:55 pm-1:25 pm

1 stop33h 30m

$709

San FranciscoBangkok

SFO - BKK

SFOBKK

San Francisco

Sat 3/14

1:00 pm-12:55 am

1 stop21h 55m

Bangkok Suvarnabhumi

Sun 3/29

9:55 pm-9:05 am

1 stop25h 10m

$710

San FranciscoBangkok

SFO - BKK

SFOBKK

San Francisco

Thu 1/15

12:00 pm-12:55 am

1 stop21h 55m

Bangkok Suvarnabhumi

Sun 2/1

7:05 pm-9:00 am

1 stop28h 55m

$712

San FranciscoBangkok

SFO - BKK

SFOBKK

San Francisco

Mon 1/12

12:00 pm-12:20 pm

1 stop33h 20m

Bangkok Suvarnabhumi

Wed 2/4

1:35 pm-9:00 am

1 stop34h 25m

$713

San FranciscoBangkok

SFO - BKK

SFOBKK

San Francisco

Mon 2/2

11:50 pm-10:00 pm

1 stop31h 10m

Bangkok Suvarnabhumi

Thu 3/5

11:55 pm-2:00 pm

1 stop29h 05m

$714

San FranciscoBangkok

SFO - BKK

SFOBKK

San Francisco

Sun 1/11

3:00 pm-8:20 pm

2 stops38h 20m

Bangkok Suvarnabhumi

Tue 1/27

5:55 pm-12:25 pm

1 stop33h 30m

$715

San FranciscoBangkok

SFO - BKK

SFOBKK

San Francisco

Wed 1/7

3:00 pm-4:55 pm

2 stops34h 55m

Bangkok Suvarnabhumi

Tue 3/31

8:40 am-7:00 am

1 stop36h 20m

$716

San FranciscoBangkok

SFO - BKK

SFOBKK

San Francisco

Sun 1/11

3:00 pm-2:10 pm

2 stops32h 10m

Bangkok Suvarnabhumi

Wed 1/28

5:55 pm-12:25 pm

1 stop33h 30m

$717

San FranciscoBangkok

SFO - BKK

SFOBKK

San Francisco

Mon 1/12

11:35 pm-5:55 pm

2 stops27h 20m

Bangkok Suvarnabhumi

Mon 2/2

12:30 am-7:40 pm

2 stops34h 10m

$718

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from San Francisco to Bangkok

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Bangkok?

If you aren’t able to travel during the month of September, then book flights to Bangkok from San Francisco during August instead. Flights to Bangkok in August, while not as cheap as those in September, still average around $775.

What is the cheapest day to depart on your flight to Bangkok?

On average, the least expensive day to fly to Bangkok from San Francisco is on a Monday. momondo users have found tickets for Monday departures for as low as $890. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from San Francisco to Bangkok on a Saturday will generally be more expensive and average around $1,039. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Bangkok?

According to our data, the cheapest time of day to fly to Bangkok is in the morning. momondo users have found flights departing from San Francisco to Bangkok in the morning for as low as $918. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the afternoon because they tend to be around $1,322. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight to Bangkok?

You are more likely to see cheaper flights to Bangkok from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Bangkok for around $898 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bangkok from San Francisco for as low as $781 on momondo.

Cheap San Francisco to Bangkok flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to Bangkok

Fastest flight time	18h 30m
Direct flights	None

The fastest flight from San Francisco to Bangkok takes 18h 30m

There are no direct flights from San Francisco to Bangkok. There are no popular flight routes from San Francisco to Bangkok.

Search flight deals

How far is San Francisco to Bangkok by plane?
There are 7912.0 mi between San Francisco and Bangkok. A reasonable flight in good conditions will take 18h 30m.
When did momondo last update prices for flights from San Francisco Airport to Bangkok?
Prices for flights from San Francisco Airport to Bangkok are refreshed on a daily basis.
How many operators does momondo search for flights from San Francisco Airport to Bangkok?
There are 21 operators available for flights from San Francisco Airport to Bangkok as of December 2025.
How old do you have to be to fly from San Francisco Airport to Bangkok?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Francisco Airport to Bangkok.
What documentation or ID do you need to fly to Bangkok?
The travel and health documents you'll need for your trip to Bangkok may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Bangkok. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from San Francisco to Bangkok

Compare and see reviews for airlines that fly from San Francisco to Bangkok with momondo

Airline	Rating	Free Cancellation	Price
China Southern	PriceFrom $500	Free Cancellation	Rating 7.5 122 reviews	Search China Southern flights
Air China	PriceFrom $533	Free Cancellation	Rating 7.1 129 reviews	Search Air China flights
Singapore Airlines	PriceFrom $555	Free Cancellation	Rating 8.1 1,413 reviews	Search Singapore Airlines flights
Air India	PriceFrom $566	Free Cancellation	Rating 5.5 2,952 reviews	Search Air India flights
Philippine Airlines	PriceFrom $582	Free Cancellation	Rating 7.3 943 reviews	Search Philippine Airlines flights
Korean Air	PriceFrom $595	Free Cancellation	Rating 8.4 1,186 reviews	Search Korean Air flights
AIR PREMIA	PriceFrom $606	Free Cancellation	Rating 8.3 72 reviews	Search AIR PREMIA flights
Asiana Airlines	PriceFrom $643	Free Cancellation	Rating 8.2 493 reviews	Search Asiana Airlines flights
China Eastern	PriceFrom $647	Free Cancellation	Rating 7.2 178 reviews	Search China Eastern flights
Cathay Pacific	PriceFrom $681	Free Cancellation	Rating 7.6 1,095 reviews	Search Cathay Pacific flights

Why use momondo?

Why should I use momondo to find a flight deal from San Francisco to Bangkok?

Finding the right flight to Bangkok from San Francisco is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Bangkok quick and easy, saving you time and money.

Can I find flights from San Francisco to Bangkok with flexible booking policies on momondo?

Yes. All flights to Bangkok from San Francisco on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from San Francisco to Bangkok?

Once you have performed a search for San Francisco to Bangkok flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from San Francisco to Bangkok right now. Can momondo alert me if prices change?

Price alerts on flights to Bangkok from San Francisco are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.