In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 112.0 inches per month. January is typically the wettest month, when rainfall can reach 112.0 mm. July is typically the driest time to visit San Francisco when rainfall is around 0.0 mm.

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London Luton Airport to San Francisco as you normally would.

What airport do you fly into for flights to San Francisco from London Luton?

For a flight from London Luton to San Francisco, you will be flying into San Francisco. San Francisco (SFO) is just 11.0 mi from the center of the city. San Francisco is the only San Francisco airport and it handles 0 inbound flights from London Luton per day. 0 airlines have flights to San Francisco from London Luton on a regular basis.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Luton 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.

£392+ Cheap Flights from London Luton Airport to San Francisco

Cheap flight deals from Luton to San Francisco

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Luton to San Francisco
Explore the most affordable flight options available from Luton to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 November 2026.

Wed 18/1121:45 -

1 stop23h 25m

Sat 28/1115:05 -

1 stop33h 25m

Deal found 9/11£560

Wed 9/1207:30 -

1 stop16h 05m

Sun 13/1217:20 -

1 stop17h 40m

Deal found 7/11£561

Sun 22/1114:35 -

2 stops32h 15m

Sun 29/1116:45 -

2 stops22h 00m

Deal found 7/11£563

Wed 2/1221:45 -

1 stop23h 25m

Thu 10/1215:05 -

1 stop22h 00m

Deal found 6/11£572

Mon 23/1114:50 -

2 stops32h 00m

Thu 26/1116:45 -

2 stops21h 15m

Deal found 6/11£575

Sat 5/1207:35 -

1 stop16h 00m

Fri 11/1217:20 -

1 stop14h 45m

Deal found 6/11£575

Sat 26/1207:35 -

1 stop16h 00m

Mon 4/117:20 -

1 stop16h 40m

Deal found 7/11£578

Sat 26/1207:35 -

1 stop16h 00m

Sat 9/117:20 -

1 stop17h 40m

Deal found 10/11£579

Wed 2/1221:45 -

1 stop23h 25m

Tue 8/1215:05 -

1 stop22h 00m

Deal found 6/11£581

Thu 10/1213:20 -

2 stops33h 30m

Thu 24/1216:45 -

2 stops23h 10m

Deal found 6/11£582

Sat 21/1107:35 -

1 stop16h 00m

Fri 27/1117:20 -

1 stop17h 00m

Deal found 6/11£584

Find flight deals from Luton to San Francisco

Round-trip from	£508
One-way from	£392
Popular in	July
Cheapest in	February
Average price	£507

11/2-18/2
4 total stops
54h 50m total
London to San Francisco

Search Deals

7/12-31/12
3 total stops
46h 08m total
London to San Francisco

Search Deals

Highest demand for flights based on searches. 11% potential increase in price (£51 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (£6 potential savings vs. average return price).

Search Deals

Average for round-trip flights in November 2026

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSan Francisco

LTN London Luton - SFO San Francisco

LTNSFO

London Luton

Fri 4/12

15:20-20:08

2 stops36h 48m

San Francisco

Wed 31/12

00:00-09:00

Nonstop0h 00m

£393

LondonSan Francisco

LTN London Luton - SFO San Francisco

LTNSFO

London Luton

Sun 24/1

07:00-20:10

1 stop21h 10m

San Francisco

Wed 31/12

00:00-09:00

Nonstop0h 00m

£425

LondonSan Francisco

LTN London Luton - SFO San Francisco

LTNSFO

London Luton

Mon 25/1

06:10-15:35

1 stop17h 25m

San Francisco

Wed 31/12

00:00-09:00

Nonstop0h 00m

£427

LondonSan Francisco

LTN London Luton - SFO San Francisco

LTNSFO

London Luton

Sat 23/1

07:35-15:35

1 stop16h 00m

San Francisco

Wed 31/12

00:00-09:00

Nonstop0h 00m

£432

LondonSan Francisco

LTN London Luton - SFO San Francisco

LTNSFO

London Luton

Mon 15/2

06:10-15:35

1 stop17h 25m

San Francisco

Wed 31/12

00:00-09:00

Nonstop0h 00m

£433

LondonSan Francisco

LTN London Luton - SFO San Francisco

LTNSFO

London Luton

Thu 17/12

06:40-17:05

3 stops42h 25m

San Francisco

Wed 31/12

00:00-09:00

Nonstop0h 00m

£473

LondonSan Francisco

LTN London Luton - SFO San Francisco

LTNSFO

London Luton

Wed 23/12

16:35-11:45

2 stops51h 10m

San Francisco

Wed 31/12

00:00-09:00

Nonstop0h 00m

£482

LondonSan Francisco

LTN London Luton - SFO San Francisco

LTNSFO

London Luton

Fri 30/4

20:25-15:50

1 stop27h 25m

San Francisco

Wed 31/12

00:00-09:00

Nonstop0h 00m

£482

Fastest return journey

LondonSan Francisco

LTN London Luton - SFO San Francisco

LTNSFO

London Luton

Mon 26/4

09:00-15:50

1 stop14h 50m

San Francisco

Wed 31/12

00:00-09:00

Nonstop0h 00m

£487

LondonSan Francisco

LTN London Luton - SFO San Francisco

LTNSFO

London Luton

Thu 28/1

21:30-16:05

2 stops26h 35m

San Francisco

Mon 1/2

16:35-20:50

2 stops20h 15m

£516

Flights are sorted by cheapest return flights first.

Deals found on 10/11

Showing 1-10 of 18 resultsSorted by cheapest first

Best time to book a flight from Luton to San Francisco

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

LTN-SFO

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 London Luton Airport to San Francisco

How often are flights from London to San Francisco delayed?

About 100% of weekly flights between London and San Francisco have experienced delays in the past year, with the average delay time being 76 minutes.

What is the most punctual flight time for London to San Francisco flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Monday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Related info for your journey

What airport do you fly into for flights to San Francisco from London Luton?
For a flight from London Luton to San Francisco, you will be flying into San Francisco. San Francisco (SFO) is just 11.0 mi from the center of the city. San Francisco is the only San Francisco airport and it handles 0 inbound flights from London Luton per day. 0 airlines have flights to San Francisco from London Luton on a regular basis.
Can I find deals for flights from Luton to San Francisco that include hotel bookings?
Yes. In addition to deals on Luton to San Francisco flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Luton to San Francisco?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Luton to San Francisco.
Can I find deals for business class flights from Luton to San Francisco?
Yes. Cheapflights offers flight deals from Luton 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.

See more FAQs

San Bruno

Roseville

Santa Cruz

Newark

Sunnyvale

Bodega Bay

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Direct flights to California

Flights by cabin class

Other flight options

Other flights from Luton

Popular flights

San Francisco flight routes

Alternative routes for Luton to San Francisco

Heathrow to Los Angeles flights

Heathrow to San Francisco flights

Heathrow to Las Vegas flights

Gatwick to Los Angeles flights

London City to Los Angeles flights

Stansted to Los Angeles flights

Heathrow to Ontario flights

Luton to Los Angeles flights

Gatwick to San Francisco flights

Gatwick to Las Vegas flights

London City to San Francisco flights

London City to Las Vegas flights

Stansted to San Francisco flights

Stansted to Las Vegas flights

Heathrow to Burbank flights

Heathrow to San Diego flights

Heathrow to Long Beach flights

Southend to Los Angeles flights

Luton to Las Vegas flights

Heathrow to Oakland flights

Heathrow to Santa Ana flights

Heathrow to San Jose flights

Heathrow to Sacramento flights

Gatwick to San Diego flights

Stansted to San Diego flights

Gatwick to Ontario flights

London City to San Diego flights

Gatwick to Sacramento flights

Stansted to Sacramento flights

London City to Sacramento flights

Gatwick to Oakland flights

Gatwick to Burbank flights

London City to Santa Ana flights

Gatwick to San Jose flights

London City to Ontario flights

Southend to San Francisco flights

Heathrow to Palm Springs flights

Heathrow to Fresno flights

Gatwick to Santa Ana flights

Southend to Las Vegas flights

Gatwick to Palm Springs flights

Heathrow to Reno flights

Heathrow to Santa Barbara flights

Stansted to San Jose flights

Heathrow to San Luis Obispo flights

London City to San Jose flights

London City to Burbank flights

London City to Palm Springs flights

Fly with Cheapflights

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

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

Millions of users choose and trust Cheapflights to book the best flight deals from Luton to San Francisco for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Need flexible booking options for your flight to San Francisco from Luton? 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 Luton to San Francisco become cheaper?

Yes! Start tracking prices for Luton to San Francisco 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.

Cheap flights from London Luton Airport to San Francisco from £392

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Luton to San Francisco

Cheapest flights from Luton to San FranciscoExplore the most affordable flight options available from Luton to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 November 2026.

Explore the most affordable flight options available from Luton to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 November 2026.

Best flights from Luton to San FranciscoDiscover carefully curated flight deals from Luton to San Francisco that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 11 November 2026.

Discover carefully curated flight deals from Luton to San Francisco that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 11 November 2026.

Last-minute flights from Luton to San FranciscoDiscover last-minute flight deals from Luton to San Francisco. Data last updated 11 November 2026 and is based on user searches.

Discover last-minute flight deals from Luton to San Francisco. Data last updated 11 November 2026 and is based on user searches.

One-way flights from Luton to San FranciscoSearch for one-way flight options from Luton to San Francisco. Find affordable one-way fares based on user searches. Data last updated 11 November 2026.

Search for one-way flight options from Luton to San Francisco. Find affordable one-way fares based on user searches. Data last updated 11 November 2026.

Find flight deals from Luton to San Francisco

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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

Best time to book a flight from Luton to San Francisco

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

Cheapflights Insights

How often are flights from London to San Francisco delayed?

About 100% of weekly flights between London and San Francisco have experienced delays in the past year, with the average delay time being 76 minutes.

What is the most punctual flight time for London to San Francisco flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Monday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Related info for your journey

What airport do you fly into for flights to San Francisco from London Luton?

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

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

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

Travelling to a place near San Francisco?

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 Luton to San Francisco

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

Complete your trip

Complete your trip to San Francisco by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to California

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

Search flights from Luton to San Francisco by cabin class

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

Luton and San Francisco flights

Browse other Luton and San Francisco flight options. Last updated on 11 November 2026.

Other flights from Luton

Browse through other flights departing from Luton. Flights are based on user searches made on Cheapflights and were last updated on 11 November 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Other flights to San Francisco

Explore flights to San Francisco departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 11 November 2026.

Fly with Cheapflights

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

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

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

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

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Luton to San Francisco
Explore the most affordable flight options available from Luton to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 November 2026.

Best flights from Luton to San Francisco
Discover carefully curated flight deals from Luton to San Francisco that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 11 November 2026.

Last-minute flights from Luton to San Francisco
Discover last-minute flight deals from Luton to San Francisco. Data last updated 11 November 2026 and is based on user searches.

One-way flights from Luton to San Francisco
Search for one-way flight options from Luton to San Francisco. Find affordable one-way fares based on user searches. Data last updated 11 November 2026.