Which airlines fly direct between San Francisco and Bangkok?

Airlines operating direct flights include United Airlines, Alaska Airlines, Thai Airways, Bangkok Airways.

What is the cheapest fare for this route?

Recorded one-way fares on Prymeo start from as low as $809 depending on season and advance booking.

Home FlightsSan Francisco to Bangkok

Verified Route Guide

Flights from San Francisco to Bangkok

Q: How long is the flight from San Francisco to Bangkok?

The average nonstop flight time from San Francisco (SFO) to Bangkok (BKK) is approximately 15h 45m covering a distance of 12749 km.

San Francisco International (SFO) → Suvarnabhumi Airport (BKK)

Fares From$809

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Flight Time

15h 45m

Nonstop average

Distance

12749 km

Air route corridor

Best Time to Fly

November - March (Dry tropical season)

Pleasant weather

Extra Fees

$0.00

Zero commission

Route Overview: San Francisco to Bangkok

Cheap flights from San Francisco (SFO) to Bangkok (BKK). Compare United Airlines fares from $809 with 0% fees on Prymeo.

Prymeo aggregates real-time flight availability directly from both low-cost carriers and legacy full-service airlines. When searching for tickets between San Francisco International and Suvarnabhumi Airport, our technology checks multiple booking systems in parallel so you never miss a flash sale or promotional discount.

Direct Carriers on This Corridor

United Airlines

Alaska Airlines

Thai Airways

Bangkok Airways

Quick Flight Facts & Corridor Specifications

Live Verified Data

Route Corridor	San Francisco (SFO) to Bangkok (BKK)
Flight Distance	12,749 kilometers / 7,922 miles
Average Flight Duration	15h 45m (nonstop)
Starting Fare	From $809 (0% added booking fees)
Operating Airlines	United Airlines, Alaska Airlines, Thai Airways, Bangkok Airways
Optimal Travel Season	November - March (Dry tropical season)

Return Flight Route

Bangkok (BKK) to San Francisco (SFO)

Nonstop return tickets from $809 · 0% booking markup

View Return Leg

Frequently Asked Questions About This Route

How long is the flight from San Francisco to Bangkok?

The nonstop flight takes approximately 15h 45m, traversing 12749 km.

How far in advance should I book my flight?

For the best rates, we recommend booking between 3 to 6 weeks before your desired departure date, particularly during peak summer and holiday seasons.