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Cheap flights from Lucknow to San Francisco from ₹ 39,343

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 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
LKO — SFO
17 Oct — 24 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Lucknow to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Lucknow (LKO) to San Francisco (SFO). 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 17 September 2025.

Round-trip from

₹ 82,119

One-way from

₹ 39,343

Popular in

November

Cheapest in

February

Average price

₹ 101,306
IndiGo
  • IndiGo
  • 1/11-8/11
  • 4 total stops
  • 86h 00m total
  • Lucknow to San Francisco
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Air India
  • Air India
  • 7/10
  • 2 total stops
  • 40h 35m total
  • Lucknow to San Francisco
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (₹ 1,454,465 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (₹ 287,716 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Lucknow to San Francisco

Cheapest flights from Lucknow to San Francisco
Explore the most affordable flight options available from Lucknow to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.

Sat 1/1111:30LKO - SFO
2 stops46h 50mMultiple Airlines
Sat 8/1113:10SFO - LKO
2 stops39h 10mMultiple Airlines
Deal found 16/9₹ 82,119
Thu 30/1014:35LKO - SFO
2 stops39h 40mIndiGo
Thu 6/1113:10SFO - LKO
2 stops30h 40mIndiGo
Deal found 14/9₹ 86,167
Sat 1/1111:30LKO - SFO
2 stops46h 50mAir India
Sat 8/1122:30SFO - LKO
3 stops51h 50mAir India
Deal found 16/9₹ 88,016
Wed 29/1000:25LKO - SFO
3 stops33h 55mMultiple Airlines
Thu 6/1113:10SFO - LKO
2 stops30h 40mMultiple Airlines
Deal found 14/9₹ 90,392
Thu 30/1020:40LKO - SFO
3 stops37h 20mAir India
Thu 6/1122:50SFO - LKO
2 stops34h 20mAir India
Deal found 14/9₹ 92,328

Cheapflights Fare Finder

 
Customise your flight search to find flights from Lucknow to San Francisco 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 17 September 2025.
Use the filters below to find and compare flights from Lucknow to San Francisco that are best for you.

Fly from

Lucknow

Fly to

San Francisco

Route

Depart

Return

Price

LucknowSan Francisco

LKO - SFO

LKOSFO

Lucknow Amausi

Sat 1/11

11:30-21:50

2 stops46h 50m

San Francisco

Sat 8/11

22:30-15:50

3 stops51h 50m

₹ 88,016

LucknowSan Francisco

LKO - SFO

LKOSFO

Lucknow Amausi

Fri 31/10

00:25-21:50

3 stops57h 55m

San Francisco

Sat 8/11

13:10-17:50

2 stops39h 10m

₹ 91,096

LucknowSan Francisco

LKO - SFO

LKOSFO

Lucknow Amausi

Thu 30/10

20:40-21:30

3 stops37h 20m

San Francisco

Thu 6/11

22:50-22:40

2 stops34h 20m

₹ 92,328

LucknowSan Francisco

LKO - SFO

LKOSFO

Lucknow Amausi

Tue 7/10

16:20-20:25

2 stops40h 35m

₹ 39,343

LucknowSan Francisco

LKO - SFO

LKOSFO

Lucknow Amausi

Tue 7/10

22:10-19:51

3 stops34h 11m

₹ 41,895

Flights are sorted by cheapest return flights first.

Deals found on 16/9

Best time to book a flight from Lucknow to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Lucknow 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 Lucknow to San Francisco

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

Currently, October is the cheapest month in which you can book a flight from Lucknow to San Francisco (average of ₹ 982). Flying from Lucknow to San Francisco in July is currently the most expensive (average of ₹ 1,187). 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.

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Francisco. Reviews last updated 17 September 2025.
Read through reviews of airlines operating flights from Lucknow to San Francisco, such as IndiGo and Air India. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
IndiGo
6.9
Okay
484 reviews
Check prices

Comfort

6.8

Overall

6.9

Boarding

6.9

Food

6.3

Crew

7.4

Entertainment

5.7

Reviews

1 / 20
6.0
Good

Darnie,Jul 2025

LKO - MAA

Whole concept of low cost in flying does not make sense. There are so many paid add ons that eventually the cost is the same as the full fare airline
IndiGo
6.9
Okay
484 reviews
IndiGo
6.9
Okay
484 reviews
Check prices

Comfort

6.8

Overall

6.9

Boarding

6.9

Food

6.3

Crew

7.4

Entertainment

5.7

Reviews

1 / 20
6.0
Good

Darnie,Jul 2025

LKO - MAA

Whole concept of low cost in flying does not make sense. There are so many paid add ons that eventually the cost is the same as the full fare airline
Air India
5.5
Fair
2,930 reviews
IndiGo
6.9
Okay
484 reviews
Check prices

Comfort

6.8

Overall

6.9

Boarding

6.9

Food

6.3

Crew

7.4

Entertainment

5.7

Reviews

1 / 20
6.0
Good

Darnie,Jul 2025

LKO - MAA

Whole concept of low cost in flying does not make sense. There are so many paid add ons that eventually the cost is the same as the full fare airline

Related info for your journey

Find useful and relevant information for your journey from Lucknow to San Francisco. 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 Lucknow to San Francisco?

    For as low as ₹ 88,016, Air India can have you in San Francisco from Lucknow in 46h 50m. The distance between Lucknow and San Francisco is about 12447 km.

  • What are the cheapest airlines flying from Lucknow to San Francisco round-trip?

    Our cheapest airline available from Lucknow to San Francisco is IndiGo. Our recent data shows that you can find tickets from as low as ₹ 93,475 on this airline. An additional option worth looking into is Air India, starting at ₹ 95,915. IndiGo is currently priced 20% below the average price you’ll pay for this route.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Lucknow to San Francisco 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 Lucknow to San Francisco?

    Currently, October is the cheapest month in which you can book a flight from Lucknow to San Francisco (average of ₹ 982). Flying from Lucknow to San Francisco in July is currently the most expensive (average of ₹ 1,187). 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

Travelling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
San Bruno
Half Moon Bay
Mountain View
Fairfield
Burlingame
Milpitas

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Lucknow to San Francisco

Discover the top 2 airlines that operate flights from Lucknow to San Francisco. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 454,620 searches. Data last updated 17 September 2025.
AirlineCheapestAverageFlexibilityOn-time
IndiGoCheapest₹ 93,475Average₹ 100,663FlexibilityNo cancel feeOn-time80%
Search IndiGo flights
Air IndiaCheapest₹ 95,915Average₹ 129,017FlexibilityNo cancel feeOn-timeN/A
Search Air India flights

Fly with Cheapflights

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Lucknow to San Francisco. 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 Lucknow to San Francisco?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to San Francisco from Lucknow.

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

Need flexible booking options for your flight to San Francisco from Lucknow? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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