How long is the flight from San Francisco to Patna?

Airlines like Air India fly from San Francisco to Patna in about 39h 40m. The time it takes to get you to your destination can typically vary by up to . San Francisco and Patna are separated by a distance of 12414 km.

In terms of precipitation, rainfall in Patna ranges from 7.0 - 319.0 inches per month. July is typically the wettest month, when rainfall can reach 319.0 mm. December is typically the driest time to visit Patna when rainfall is around 7.0 mm.

If weather is an important factor for your trip to Patna, use this chart to help with planning. For those seeking warmer temperatures, May is the ideal time of year to visit, when temperatures reach an average of 32.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 16.0 C).

What is the cheapest time of day to fly from SFO to PAT?

When flying from San Francisco to Patna, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from San Francisco to Patna that include hotel bookings?

Yes. In addition to deals on San Francisco to Patna flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from San Francisco to Patna?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Patna.

Can I find deals for business class flights from San Francisco to Patna?

Yes. Cheapflights offers flight deals from San Francisco to Patna by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

₹ 43,994+ Cheap Flights from San Francisco to Patna

Cheap flight deals from San Francisco to Patna

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from San Francisco to Patna
Explore the most affordable flight options available from San Francisco to Patna. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 September 2026.

Fri 23/1010:55 -

2 stops35h 35m

Tue 23/217:55 -

1 stop26h 35m

Deal found 22/9₹ 99,778

Thu 8/1010:55 -

2 stops32h 30m

Sun 25/1017:55 -

1 stop25h 35m

Deal found 23/9₹ 106,487

Fri 6/1110:00 -

2 stops39h 40m

Fri 13/1119:55 -

1 stop24h 35m

Deal found 21/9₹ 109,554

Thu 8/1010:55 -

3 stops31h 35m

Mon 26/1011:40 -

1 stop31h 50m

Deal found 23/9₹ 110,033

Fri 23/1010:55 -

3 stops37h 55m

Tue 23/213:15 -

2 stops33h 45m

Deal found 22/9₹ 137,254

Fri 6/1110:00 -

2 stops36h 10m

Fri 13/1119:35 -

3 stops34h 55m

Deal found 21/9₹ 142,526

Wed 11/1110:00 -

2 stops41h 50m

Sun 22/1115:45 -

1 stop28h 45m

Deal found 21/9₹ 146,072

Thu 8/1010:55 -

2 stops32h 30m

Mon 26/1015:45 -

1 stop27h 45m

Deal found 23/9₹ 149,235

Find flight deals from San Francisco to Patna

Round-trip from	₹ 99,778
One-way from	₹ 43,994
Popular in	December
Cheapest in	February
Average price	₹ 110,417

Air India
23/10-23/2
3 total stops
62h 10m total
San Francisco to Patna

Search Deals

25/2-31/12
2 total stops
59h 50m total
San Francisco to Patna

Search Deals

Highest demand for flights based on searches. 24% potential increase in price (₹ 3,654,273 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 13% potential price decrease (₹ 1,312,468 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from San Francisco to Patna that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San FranciscoPatna

SFO San Francisco - PAT Patna

SFOPAT

San Francisco

Wed 24/2

09:40-17:20

2 stops42h 10m

Patna

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 46,199

San FranciscoPatna

SFO San Francisco - PAT Patna

SFOPAT

San Francisco

Mon 22/2

09:40-12:05

2 stops36h 55m

Patna

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 47,828

San FranciscoPatna

SFO San Francisco - PAT Patna

SFOPAT

San Francisco

Thu 25/2

10:00-15:50

1 stop40h 20m

Patna

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 51,470

Fastest return journey

San FranciscoPatna

SFO San Francisco - PAT Patna

SFOPAT

San Francisco

Sun 28/2

09:40-08:00

3 stops32h 50m

Patna

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 57,125

San FranciscoPatna

SFO San Francisco - PAT Patna

SFOPAT

San Francisco

Tue 23/2

09:40-08:00

3 stops32h 50m

Patna

Wed 31/12

00:00-10:30

Nonstop0h 00m

₹ 57,892

San FranciscoPatna

SFO San Francisco - PAT Patna

SFOPAT

San Francisco

Fri 6/11

10:00-15:10

1 stop39h 40m

Patna

Fri 13/11

11:40-07:00

1 stop32h 50m

₹ 112,909

San FranciscoPatna

SFO San Francisco - PAT Patna

SFOPAT

San Francisco

Fri 6/11

10:00-11:40

2 stops36h 10m

Patna

Fri 13/11

19:35-17:00

3 stops34h 55m

₹ 142,526

San FranciscoPatna

SFO San Francisco - PAT Patna

SFOPAT

San Francisco

Wed 11/11

10:00-17:20

2 stops41h 50m

Patna

Sun 22/11

15:45-07:00

1 stop28h 45m

₹ 146,072

San FranciscoPatna

SFO San Francisco - PAT Patna

SFOPAT

San Francisco

Thu 8/10

10:55-07:55

2 stops32h 30m

Patna

Mon 26/10

15:45-07:00

1 stop27h 45m

₹ 149,235

San FranciscoPatna

SFO San Francisco - PAT Patna

SFOPAT

San Francisco

Sat 12/12

10:00-15:10

2 stops39h 40m

Patna

Wed 23/12

17:55-13:35

1 stop33h 10m

₹ 174,443

Flights are sorted by cheapest return flights first.

Deals found on 21/9

Showing 1-10 of 12 resultsSorted by cheapest first

Best time to book a flight from San Francisco to Patna

Have a flexible travel schedule? Discover the best time to fly to Patna from San Francisco with our price prediction graph.

SFO-PAT

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Francisco to Patna

How much does it cost for a return flight from San Francisco to Patna?

Airfare is below average for this route at the moment.

San Francisco to Patna flights typically cost between ₹ 101,215 and ₹ 113,100 in October.
The cheapest return price found within the last 5 days was ₹ 99,778 on Air India (23 Oct–23 Feb).

Related info for your journey

How long is the flight from San Francisco to Patna?
Airlines like Air India fly from San Francisco to Patna in about 39h 40m. The time it takes to get you to your destination can typically vary by up to . San Francisco and Patna are separated by a distance of 12414 km.
Can I find deals for flights from San Francisco to Patna that include hotel bookings?
Yes. In addition to deals on San Francisco to Patna flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from San Francisco to Patna?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Patna.
Can I find deals for business class flights from San Francisco to Patna?
Yes. Cheapflights offers flight deals from San Francisco to Patna by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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How does Cheapflights help users find flights from San Francisco to Patna?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from San Francisco to Patna. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from San Francisco to Patna?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from San Francisco to Patna for you. Better yet — we are completely free to use.

Can Cheapflights find flights from San Francisco to Patna with no change fees?

Yes! Cheapflights helps users easily find flights from San Francisco to Patna with no change fees.

Can Cheapflights notify me if prices for flights from San Francisco to Patna become cheaper?

Yes, Cheapflights offers price alerts on San Francisco to Patna flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from San Francisco to Patna from ₹ 43,994

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/2. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from San Francisco to Patna

Cheapest flights from San Francisco to PatnaExplore the most affordable flight options available from San Francisco to Patna. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 September 2026.

Explore the most affordable flight options available from San Francisco to Patna. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 September 2026.

Best flights from San Francisco to PatnaDiscover carefully curated flight deals from San Francisco to Patna that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 26 September 2026.

Discover carefully curated flight deals from San Francisco to Patna that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 26 September 2026.

Last-minute flights from San Francisco to PatnaDiscover last-minute flight deals from San Francisco to Patna. Data last updated 26 September 2026 and is based on user searches.

Discover last-minute flight deals from San Francisco to Patna. Data last updated 26 September 2026 and is based on user searches.

One-way flights from San Francisco to PatnaSearch for one-way flight options from San Francisco to Patna. Find affordable one-way fares based on user searches. Data last updated 26 September 2026.

Search for one-way flight options from San Francisco to Patna. Find affordable one-way fares based on user searches. Data last updated 26 September 2026.

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Round-trip from

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Popular in

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Use the filters below to find and compare flights from San Francisco to Patna that are best for you.

Best time to book a flight from San Francisco to Patna

Have a flexible travel schedule? Discover the best time to fly to Patna from San Francisco with our price prediction graph.

Cheapflights Insights

How much does it cost for a return flight from San Francisco to Patna?

Airfare is below average for this route at the moment.

San Francisco to Patna flights typically cost between ₹ 101,215 and ₹ 113,100 in October.The cheapest return price found within the last 5 days was ₹ 99,778 on Air India (23 Oct–23 Feb).

Related info for your journey

How long is the flight from San Francisco to Patna?

Can I find deals for flights from San Francisco to Patna that include hotel bookings?

How can I find direct flights from San Francisco to Patna?

Can I find deals for business class flights from San Francisco to Patna?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for San Francisco to Patna

See prices for flight routes from nearby airports that may be better suited for you.

Direct flights to Bihar

Book a non-stop flight to one of these other cities located in Bihar.

Search flights from San Francisco to Patna by cabin class

Find flights from San Francisco to Patna, based on your preferred cabin class, be it economy, premium economy, business, or first class.

San Francisco and Patna flights

Browse other San Francisco and Patna flight options. Last updated on 26 September 2026.

Other flights from San Francisco

Browse through other flights departing from San Francisco. Flights are based on user searches made on Cheapflights and were last updated on 26 September 2026.

Other flights to Patna

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Why should you use Cheapflights to find cheap flight tickets from San Francisco to Patna?

Can Cheapflights find flights from San Francisco to Patna with no change fees?

Can Cheapflights notify me if prices for flights from San Francisco to Patna become cheaper?

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Cheapest flights from San Francisco to Patna
Explore the most affordable flight options available from San Francisco to Patna. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 September 2026.

Best flights from San Francisco to Patna
Discover carefully curated flight deals from San Francisco to Patna that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 26 September 2026.

Last-minute flights from San Francisco to Patna
Discover last-minute flight deals from San Francisco to Patna. Data last updated 26 September 2026 and is based on user searches.

One-way flights from San Francisco to Patna
Search for one-way flight options from San Francisco to Patna. Find affordable one-way fares based on user searches. Data last updated 26 September 2026.

San Francisco to Patna flights typically cost between ₹ 101,215 and ₹ 113,100 in October.
The cheapest return price found within the last 5 days was ₹ 99,778 on Air India (23 Oct–23 Feb).