Find flights
When to book
FAQs

Cheap flights from San Francisco to Lucknow from ₹ 42,202

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/1. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — LKO
16 Dec — 23 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from San Francisco to Lucknow

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Lucknow (LKO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 16 November 2025.

Round-trip from

₹ 70,129

One-way from

₹ 42,202

Popular in

July

Cheapest in

September

Average price

₹ 99,475
Air India
  • Air India
  • 14/3-28/3
  • 5 total stops
  • 54h 00m total
  • San Francisco to Lucknow
Search Deals
Air India
  • Air India
  • 7/1
  • 3 total stops
  • 42h 45m total
  • San Francisco to Lucknow
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (₹ 1,594,261 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (₹ 417,492 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Find flight deals from San Francisco to Lucknow

Enter your travel dates to find the best prices.

Cheapest flights from San Francisco to Lucknow
Explore the most affordable flight options available from San Francisco to Lucknow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 November 2025.

Mon 8/1216:30SFO - LKO
3 stops31h 10mAir India
Mon 22/1211:05LKO - SFO
3 stops40h 55mAir India
Deal found 15/11₹ 81,743
Fri 5/1214:25SFO - LKO
3 stops36h 35mAir India
Sat 13/1223:10LKO - SFO
3 stops52h 50mAir India
Deal found 16/11₹ 88,481
Mon 1/1222:50SFO - LKO
2 stops34h 20mAir India
Mon 29/1214:00LKO - SFO
2 stops38h 00mAir India
Deal found 14/11₹ 89,279
Sun 7/1214:25SFO - LKO
2 stops27h 15mAir India
Sun 21/1223:10LKO - SFO
3 stops52h 50mAir India
Deal found 15/11₹ 90,343
Fri 14/1122:50SFO - LKO
1 stop46h 15mAir India
Wed 26/1105:10LKO - SFO
2 stops29h 10mAir India
Deal found 14/11₹ 92,471
Sat 6/1214:25SFO - LKO
2 stops27h 15mAir India
Sat 13/1223:10LKO - SFO
2 stops28h 50mAir India
Deal found 15/11₹ 93,446
Mon 17/1122:50SFO - LKO
2 stops46h 15mAir India
Tue 9/1223:10LKO - SFO
2 stops28h 50mAir India
Deal found 15/11₹ 94,155

Cheapflights Fare Finder

 
Customise your flight search to find flights from San Francisco to Lucknow that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 454,620 searches. Data last updated 16 November 2025.
Use the filters below to find and compare flights from San Francisco to Lucknow that are best for you.

Fly from

San Francisco

Fly to

Lucknow

Route

Depart

Return

Price

San FranciscoLucknow

SFO - LKO

SFOLKO

San Francisco

Thu 5/2

14:25-22:40

3 stops42h 45m

Lucknow Amausi

Thu 19/2

11:05-20:50

3 stops47h 15m

₹ 70,395

San FranciscoLucknow

SFO - LKO

SFOLKO

San Francisco

Thu 5/2

14:25-07:10

2 stops27h 15m

Lucknow Amausi

Sun 15/2

11:05-20:50

3 stops47h 15m

₹ 70,838

San FranciscoLucknow

SFO - LKO

SFOLKO

San Francisco

Thu 5/2

16:30-13:05

3 stops31h 05m

Lucknow Amausi

Sat 14/2

23:10-20:50

3 stops59h 10m

₹ 72,079

San FranciscoLucknow

SFO - LKO

SFOLKO

San Francisco

Thu 5/2

14:25-07:10

2 stops27h 15m

Lucknow Amausi

Wed 18/2

23:10-12:25

2 stops26h 45m

₹ 72,611

San FranciscoLucknow

SFO - LKO

SFOLKO

San Francisco

Wed 7/1

14:25-13:05

2 stops33h 10m

Lucknow Amausi

Fri 23/1

09:25-14:30

2 stops42h 35m

₹ 73,941

San FranciscoLucknow

SFO - LKO

SFOLKO

San Francisco

Thu 5/2

16:30-13:05

3 stops31h 05m

Lucknow Amausi

Mon 16/2

23:10-20:50

3 stops35h 10m

₹ 77,133

San FranciscoLucknow

SFO - LKO

SFOLKO

San Francisco

Thu 5/2

14:25-21:40

2 stops41h 45m

Lucknow Amausi

Tue 17/2

23:10-20:50

2 stops35h 10m

₹ 79,970

San FranciscoLucknow

SFO - LKO

SFOLKO

San Francisco

Mon 8/12

16:30-22:40

2 stops40h 40m

Lucknow Amausi

Mon 22/12

11:05-14:30

3 stops40h 55m

₹ 82,187

San FranciscoLucknow

SFO - LKO

SFOLKO

San Francisco

Wed 7/1

14:25-22:40

3 stops42h 45m

₹ 42,202

San FranciscoLucknow

SFO - LKO

SFOLKO

San Francisco

Fri 28/11

16:30-15:30

2 stops33h 30m

₹ 47,344

Flights are sorted by cheapest return flights first.

Deals found on 16/11

Showing 1-10 of 14 results
1
2

Best time to book a flight from San Francisco to Lucknow

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

How far ahead should I book a flight from San Francisco to Lucknow?

Use this chart to determine the optimal time to book a return flight from San Francisco to Lucknow. Price data was last updated on 14 November 2025.

Booking 13 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Francisco to Lucknow. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from San Francisco to Lucknow?

Currently, September is the cheapest month in which you can book a flight from San Francisco to Lucknow (average of ₹ 70,927). Flying from San Francisco to Lucknow in December is currently the most expensive (average of ₹ 101,159). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Lucknow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from San Francisco to Lucknow?

    Airlines like Air India fly from San Francisco to Lucknow in about 42h 45m. The time it takes to get you to your destination can typically vary by up to . San Francisco and Lucknow are separated by a distance of 12447 km.

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

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

  • How can I find direct flights from San Francisco to Lucknow?

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

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

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

  • What is the cheapest month to book a flight from San Francisco to Lucknow?

    Currently, September is the cheapest month in which you can book a flight from San Francisco to Lucknow (average of ₹ 70,927). Flying from San Francisco to Lucknow in December is currently the most expensive (average of ₹ 101,159). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San Francisco to Lucknow

See prices for flight routes from nearby airports that may be better suited for you.
San Francisco to New Delhi flights
San Jose to New Delhi flights
Los Angeles to New Delhi flights
Oakland to New Delhi flights
Ontario to New Delhi flights
Santa Ana to New Delhi flights
Burbank to New Delhi flights
Santa Rosa to New Delhi flights
San Diego to New Delhi flights
Sacramento to New Delhi flights
Las Vegas to New Delhi flights
Fresno to New Delhi flights
Long Beach to New Delhi flights
Los Angeles to Lucknow flights
Tijuana to New Delhi flights
Palm Springs to New Delhi flights
Monterey to New Delhi flights
San Francisco to Varanasi flights
San Diego to Varanasi flights
San Francisco to Gorakhpur flights
Merced to New Delhi flights
Los Angeles to Gorakhpur flights
Santa Rosa to Lucknow flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Deals for San Francisco to Lucknow flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from San Francisco to Lucknow.

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

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

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

Yes! Start tracking prices for San Francisco to Lucknow flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.