Cheap Flights from San Francisco to Bangkok — $320

The route San Francisco — Bangkok is served by many carriers — 5 in total, including Perimeter Aviation Ltd., Philippine Airlines, Air India, Singapore Airlines, and China Eastern Airlines. This gives passengers wide opportunities: from finding the lowest fare (from $320) to selecting flights by schedule or service class. Our service aggregates data from multiple booking systems so you can compare offers in one place. This saves time and money: no need to check dozens of sites — just pick the right option and book online.

San Francisco International Airport (SFO) is the region’s primary international gateway and a major hub for long-haul and transcontinental flights, commonly serving full-service carriers and several global alliances. It tends to be pricier than nearby secondary airports, though deals can be found on competitive routes. Located about 13 miles south of downtown San Francisco, typical transfers include the BART train (around 30–40 minutes, fares roughly $10–15) or airport shuttles, taxis and ride-shares (25–45 minutes, fares varying by service and traffic). SFO generally offers extensive lounges and dining options, making for a comfortable transit, but peak-hour traffic and occasional delays can affect ground transfers and security lines.

Fly nonstop from San Francisco to Bangkok for the fastest, most convenient way to bridge the Pacific and arrive ready to explore Thailand’s vibrant streets and temples. While connecting itineraries can sometimes be cheaper, a direct flight saves hours, reduces stress and gives you more time on the ground to enjoy your trip—book now to lock in comfort and convenience.

Bangkok has two main airports serving different traveler needs. Suvarnabhumi (BKK) functions as the international hub for long-haul and premium carriers—think Thai Airways and many global airlines—and typically handles most transfer traffic; it sits about 30–35 km east of downtown and can be reached by the Airport Rail Link (around 30–45 minutes, moderate fares), taxis (30–60 minutes, metered fares plus tolls) and airport buses. Don Mueang (DMK) is usually the base for low-cost and regional carriers such as AirAsia and Nok Air, positioned roughly 20–25 km north of the city with express buses, shuttle vans and taxis taking 30–60 minutes. Expect BKK to feel more modern and comfortable with more amenities, while DMK can be cheaper and quicker for budget routes but more basic and sometimes busier during peak low-cost flight waves.

In different months, ticket prices from San Francisco to Bangkok vary: minimum — $305 (April 2026), maximum — $400 (March 2026). Typically, the flight costs $355–$384.