Cheap Flights from Bengaluru to San Francisco International

Travellers and cabin class

Compare Bengaluru to San Francisco International flight deals

Find the cheapest month or even day of the year to fly to San Francisco International

Book the best San Francisco International fare with no extra fees

Flight deals from Bengaluru to San Francisco International

Looking for a cheap last-minute deal or the best return flight from Bengaluru to San Francisco International? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Bengaluru to San Francisco International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Bengaluru to San Francisco International flights are currently cheapest in September.

Direct flights from Bengaluru to San Francisco International

Bengaluru to San Francisco International: Alternative routes

Compare routes from Bengaluru to San Francisco below. You may find an airport to fly into that's cheaper, faster, or easier than San Francisco International.

Bengaluru to San Francisco: Flight information

The things to know before you go.
Cheapest flight foundRs131,896
Cheapest month to flySeptember
Average flight time16 hrs, 33 mins
Most popular airlineAir India
Average flights per week4

Finding cheap flights from Bengaluru to San Francisco International: Frequently asked questions

The best price we found for a return flight from Bengaluru to San Francisco International is Rs233,914. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
16 hours and 33 minutes is the average flight time from Bengaluru to San Francisco International.
Air India flies direct from Bengaluru to San Francisco International.
As of June 2025, there are 4 flights per week flying from Bengaluru to San Francisco International.
The cheapest month to fly from Bengaluru to San Francisco International is usually June 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Bengaluru Airport to San Francisco International Airport on Friday, 6 June 2025.
Yes – the average flight time is 16 hours and 33 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Francisco International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to San Francisco is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, KLM and Air India offer the cheapest flight tickets to San Francisco International.

Flying from Kempegowda International Airport (BLR) to San Francisco International Airport (SFO): what you need to know

  • The average time for a direct flight from Kempegowda International Airport to San Francisco International Airport is 16 hours 5 minutes.

  • The timezone in San Francisco is UTC-7, which is 12 hours 30 minutes behind Bengaluru.

  • Choose from four weekly Kempegowda International Airport to San Francisco International Airport flights. The 13:50 departure with Air India is the earliest you can take. Air India operates the latest service of the day at 14:35.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are golden rules for hassle-free flying. Be at the airport on time to board your BLR to SFO flight.

  • Travelling during a peak time such as August? Public holidays and other high seasons can mean longer queues and delays at airport checkpoints. Play it safe and get there up to four hours ahead of an international flight and two hours before domestic departures.

  • Air India offers direct flights from Kempegowda International Airport to San Francisco International Airport. Book with this popular carrier, then get ready to discover the sights in San Francisco — and maybe even more of United States if you have time.

  • The airline most travellers fly with on this route is Air India.

  • Air India is the most punctual carrier that operates BLR to SFO flights, with 76.0% of its services arriving as planned.

  • If you want to explore another city along the way, simply deselect 'Direct flights only' when searching for your ticket from Kempegowda International Airport to San Francisco International Airport. Here are the most popular stopovers between BLR and SFO:

    • Indira Gandhi International Airport

    • Hong Kong International Airport

    • Narita International Airport

How to find the cheapest flights from Kempegowda International Airport (BLR) to San Francisco International Airport (SFO)

  • Rs131,896 is the best price for a one-way Kempegowda International Airport to San Francisco International Airport flight. Return flights start at Rs233,914. These fares may change based on availability.

  • To pick up cheap tickets from BLR to SFO, reserve your journey one month before your planned departure.

  • December is the cheapest month for flights from Kempegowda International Airport to San Francisco International Airport. If you prefer to travel at a different time of year, the 'Whole month' tool will show you the lowest airfares across every month.

  • Spend less time searching for cheap flights from BLR to SFO by setting up a Price Alert. You'll get an email or notification through the app when fares go down.

  • Pick your preferred arrival and departure times, airlines and number of stops with the filters. Or sort your results by 'Cheapest' to get the best deals on flights from Kempegowda International Airport to San Francisco International Airport.

Handy information about Kempegowda International Airport (BLR)

  • You'll find BLR at Kial Road, Devanahalli, Bengaluru, Karnataka 56030.

  • Of the departures from Kempegowda International Airport, 71.17% land on time at their destination.

  • Central Bengaluru to Kempegowda International Airport is around 32 kilometres. Depending on traffic, it'll take you about 50 minutes to get there if you're driving, ride-sharing or catching a cab.

  • The trip on public transport will take about 1 hour 55 minutes.

  • Searching for a handy hotel near BLR? If you're catching an early flight from Kempegowda International Airport to San Francisco International Airport, these stays will put you moments from your check-in counter:

Arriving at San Francisco International Airport (SFO)

Getting from San Francisco International Airport (SFO) to central San Francisco

  • San Francisco International Airport is approximately 21 kilometres from the centre of San Francisco. The drive time takes about 20 minutes.

  • Travelling on public transport will take you around 45 minutes.

When to fly to San Francisco International Airport (SFO)

  • The quietest month for a flight from Kempegowda International Airport to San Francisco International Airport is February, while August is the busiest. Pick the best time to visit San Francisco based on whether you prefer a more fast-paced or easygoing experience.

  • When booking your flight from Kempegowda International Airport to San Francisco International Airport, consider the kind of weather you like. September is the warmest month in San Francisco, with temperatures ranging from 12ºC to 22ºC.

  • If you like cooler conditions, search for a cheap ticket from BLR to SFO in January. Average temperatures are between 6ºC and 16ºC then.

Explore more of United States

  • San Jose is just one of the many cities in United States waiting to be discovered after you've seen San Francisco. Around 64 kilometres away to the south-east, its top attractions include Winchester Mystery House, Rosicrucian Egyptian Museum and San Jose Museum of Art.

  • Around 257 kilometres south-east of San Francisco, Fresno is another favourite stop in United States. Experience this destination's highlights firsthand at Forestiere Underground Gardens, Fresno Chaffee Zoo and Shinzen Japanese Garden.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.