The cheapest order to fly Tokyo, Bangkok and Singapore from San Francisco
There are 6 ways to fly these cities. They do not cost the same. The cheapest works out at about $1,090 a person and the most expensive at $1,323, a difference of $233 for visiting exactly the same places.
Fly them in this order
San Francisco → Tokyo → Bangkok → Singapore → San Francisco
About $1,090 per person in flights, based on fares recently seen on these routes.
Every order, priced
- San Francisco → Tokyo → Bangkok → Singapore → San Francisco$1,090cheapest order
- San Francisco → Tokyo → Singapore → Bangkok → San Francisco$1,114$24 more per person
- San Francisco → Singapore → Bangkok → Tokyo → San Francisco$1,165$75 more per person
- San Francisco → Bangkok → Singapore → Tokyo → San Francisco$1,166$76 more per person
- San Francisco → Bangkok → Tokyo → Singapore → San Francisco$1,248$158 more per person
- San Francisco → Singapore → Tokyo → Bangkok → San Francisco$1,323$233 more per person
Why Tokyo first
- San Francisco to Tokyo$333
- Tokyo to Bangkok$200
- Bangkok to Singapore$86
- Singapore to San Francisco$471
- Out of San Francisco, Tokyo is the cheapest first stop at about $333. Bangkok would be $432.
- Going home, the cheapest flight leaves from Tokyo at about $455, but the cheapest order ends in Singapore at $471 because the rest of the route is cheaper that way.
- Tokyo to Singapore is about $165, but the other way round is $193. Same two cities, $28 apart on direction alone.
- The dearest order pays $508 for Bangkok to San Francisco, a flight the cheapest order never takes.
- Singapore to San Francisco is 43% of what the cheapest order spends on flights, so it is the leg to watch.
Between the cities
- Tokyo to Bangkok: about 4,600 km (2860 miles) as the crow flies. No train or bus we would suggest instead of flying.
- Bangkok to Singapore: about 1,430 km (890 miles) as the crow flies. No train or bus we would suggest instead of flying.
Entry rules on a US passport
- US passport: visa-free for up to 90 days in Japan. Pre-register on Visit Japan Web to speed up arrival. Official source
- US passport: visa-free in Thailand for short tourist stays (currently 60 days); check the digital arrival card requirement. Official source
- US passport: visa-free in Singapore; submit the SG Arrival Card in the 3 days before you arrive. Official source
Rules change; check the official source for your passport and dates before you book.
How much the order matters here
Getting the order right is worth $233 a person on this trip, 21% of what the cheapest way round costs. Of the 72 trips we price in full, that is number 39 for how much the order matters, about the middle: worth getting right, and worth checking against your own dates.
The same cities from other airports
The cheapest order depends on where you start. From San Francisco it starts in Tokyo.
- From New Yorkstart in Bangkok, about $1,172 a person, $188 less than the dearest order
What these numbers are
Cached one-way fares, 12 of 12 legs priced from real observations, put together on October 29, 2026, from fares departing October 30, 2026 onwards. Right for comparing one order with another, not a quote for your dates.
A plan prices your own dates and weighs hours as well as fares, so it can pick a different order from this page.
Put dates on it
Same cities on real dates, plus what one search cannot show: layovers long enough to count as a free city, two tickets that beat one, and cheaper days either side. No account and no card.
One press starts it on January 2, 2027 to January 16, 2027, 14 days, for 2 travelers. Our dates, not yours, and about two minutes.
Plan Tokyo, Bangkok and Singapore from San Francisco nowOpen the form instead and pick your own datesSigned out, 3 plans a day per address, priced from cached fares and the free sources, so some legs may be estimates and the plan says which. Signed in, legs are checked live, with 2 free trips you can change afterwards.