How often are flights from London to San Francisco delayed?

Historically, on average around 100% of flights between London and San Francisco have experienced a delay on any given week. The average delay length over the past 12 months has been 94 minutes.

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

Generally, flights departing in the morning tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

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

Wednesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Wednesday has historically seen more delays on average compared to the rest of the week.

When did momondo last update prices for flights from London Luton Airport to San Francisco Airport?

Prices for flights from London Luton Airport to San Francisco Airport refresh daily.

How old do you have to be to fly from London Luton Airport to San Francisco Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Luton Airport to San Francisco Airport.

What documentation or ID do you need to fly to San Francisco Airport?

The required travel and health documents for your San Francisco Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Francisco Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$481 Cheap Flights from London Luton Airport to San Francisco in 2026

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Find the cheapest flights from London Luton Airport to San Francisco

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

7:00 am - 5:55 pm

LTN

SFO

18h 55m

1 stop

7:40 pm - 9:45 pm

SFO

LTN

18h 05m

1 stop

$566Multiple Airlines

Tue, Apr 21 - Tue, May 12

5:40 am - 5:55 pm

LTN

SFO

20h 15m

1 stop

7:40 pm - 11:00 am

SFO

LTN

31h 20m

1 stop

$585Multiple Airlines

Tue, Mar 31 - Tue, Apr 14

5:50 am - 3:35 pm

LTN

SFO

17h 45m

1 stop

5:20 pm - 3:25 pm

SFO

LTN

14h 05m

1 stop

$592Multiple Airlines

Fri, Feb 13 - Fri, Feb 20

1:00 pm - 5:55 pm

LTN

SFO

36h 55m

1 stop

5:35 pm - 10:50 pm

SFO

LTN

21h 15m

1 stop

$604Multiple Airlines

Mon, Apr 20 - Mon, Apr 27

6:00 am - 3:35 pm

LTN

SFO

17h 35m

1 stop

6:20 pm - 10:00 pm

SFO

LTN

19h 40m

1 stop

$612Multiple Airlines

Sat, Feb 7 - Sun, Feb 15

5:40 am - 5:55 pm

LTN

SFO

20h 15m

1 stop

7:40 pm - 7:15 pm

SFO

LTN

15h 35m

1 stop

$633Multiple Airlines

Tue, Mar 31 - Thu, Apr 16

6:40 pm - 5:55 pm

LTN

SFO

31h 15m

2 stops

5:35 pm - 3:45 pm

SFO

LTN

14h 10m

1 stop

$647Multiple Airlines

Mon, Apr 20 - Mon, Apr 27

6:50 am - 4:35 pm

LTN

SFO

16h 45m

1 stop

6:20 pm - 11:05 pm

SFO

LTN

21h 45m

1 stop

$657Multiple Airlines

Wed, Mar 11 - Wed, Mar 18

5:40 am - 5:55 pm

LTN

SFO

20h 15m

1 stop

1:45 pm - 2:55 pm

SFO

LTN

17h 10m

2 stops

$678Multiple Airlines

Sun, Apr 26 - Sun, May 10

5:40 am - 5:55 pm

LTN

SFO

20h 15m

1 stop

7:40 pm - 7:15 pm

SFO

LTN

15h 35m

1 stop

$695Multiple Airlines

Thu, Apr 2 - Thu, Apr 16

momondo 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

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Tue 4/21

7:00 am-5:55 pm

1 stop18h 55m

San Francisco

Tue 5/12

7:40 pm-9:45 pm

1 stop18h 05m

$566

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Tue 3/31

5:40 am-5:55 pm

1 stop20h 15m

San Francisco

Tue 4/14

7:40 pm-11:00 am

1 stop31h 20m

$585

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Fri 2/13

5:50 am-3:35 pm

1 stop17h 45m

San Francisco

Fri 2/20

5:20 pm-3:25 pm

1 stop14h 05m

$592

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Mon 4/20

1:00 pm-5:55 pm

1 stop36h 55m

San Francisco

Mon 4/27

5:35 pm-10:50 pm

1 stop21h 15m

$604

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Sat 2/7

6:00 am-3:35 pm

1 stop17h 35m

San Francisco

Sun 2/15

6:20 pm-10:00 pm

1 stop19h 40m

$612

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Tue 3/31

5:40 am-5:55 pm

1 stop20h 15m

San Francisco

Thu 4/16

7:40 pm-7:15 pm

1 stop15h 35m

$633

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Mon 4/20

6:40 pm-5:55 pm

2 stops31h 15m

San Francisco

Mon 4/27

5:35 pm-3:45 pm

1 stop14h 10m

$647

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Wed 3/11

6:50 am-4:35 pm

1 stop16h 45m

San Francisco

Wed 3/18

6:20 pm-11:05 pm

1 stop21h 45m

$657

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Sun 4/26

5:40 am-5:55 pm

1 stop20h 15m

San Francisco

Sun 5/10

1:45 pm-2:55 pm

2 stops17h 10m

$678

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Thu 4/2

5:40 am-5:55 pm

1 stop20h 15m

San Francisco

Thu 4/16

7:40 pm-7:15 pm

1 stop15h 35m

$695

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London Luton Airport to San Francisco

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Delays

What is the cheapest day to depart on your flight to San Francisco?

The cheapest day to depart from London Luton Airport to San Francisco is on a Thursday when prices can be found for as low as $662. The most expensive day to fly to San Francisco is Monday, with ticket prices averaging around $758.

What is the cheapest time of day to depart on your flight to San Francisco?

Our data shows that the cheapest London Luton Airport to San Francisco flights are usually those with departure times at noon. Our users have found flights to San Francisco at noon for as low as $703. Flights in the afternoon are often more expensive with an average ticket price of $743.

When to book flights from London Luton Airport to San Francisco

Are you open to changing your travel dates? Check out the ideal times to fly from London Luton Airport to San Francisco according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap London Luton Airport to San Francisco (LTN to SFO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Luton Airport to San Francisco

Fastest flight time	14h 25m
Direct flights	None

The fastest flight from London Luton Airport to San Francisco takes 14h 25m

There are no direct flights from London Luton Airport to San Francisco. There are no popular flight routes from London Luton Airport to San Francisco.

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How far is London Luton to San Francisco by plane?
San Francisco is 5323.7 mi away from London Luton. By plane, this route typically takes 14h 25m.
When did momondo last update prices for flights from London Luton Airport to San Francisco Airport?
Prices for flights from London Luton Airport to San Francisco Airport refresh daily.
How old do you have to be to fly from London Luton Airport to San Francisco Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Luton Airport to San Francisco Airport.
What documentation or ID do you need to fly to San Francisco Airport?
The required travel and health documents for your San Francisco Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Francisco Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Santa Cruz

Carmel-by-the-Sea

Modesto

Sonoma

Bodega Bay

Roseville

Hayward

Calistoga

Big Sur

Santa Clara

Berkeley

Walnut Creek

Fremont

Daly City

Half Moon Bay

Salinas

Vallejo

Livermore

Sunnyvale

Turlock

Why use momondo?

Why should I use momondo to find a flight deal from London to San Francisco?

Finding the right flight to San Francisco from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Francisco quick and easy, saving you time and money.

Can I find flights from London to San Francisco with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to San Francisco from London with this policy.

How can momondo help me find flights from London to San Francisco?

Once all potential London to San Francisco flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from London to San Francisco right now. Can momondo alert me if prices change?

Price alerts on flights to San Francisco from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Cheap flights from London Luton Airport to San Francisco from $481

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Big names and deals

Filter for what you want

Filter for what you want

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Find the cheapest flights from London Luton Airport to San Francisco

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

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How to get the cheapest flight ticket from London Luton Airport to San Francisco

What is the cheapest day to depart on your flight to San Francisco?

The cheapest day to depart from London Luton Airport to San Francisco is on a Thursday when prices can be found for as low as $662. The most expensive day to fly to San Francisco is Monday, with ticket prices averaging around $758.

What is the cheapest time of day to depart on your flight to San Francisco?

Our data shows that the cheapest London Luton Airport to San Francisco flights are usually those with departure times at noon. Our users have found flights to San Francisco at noon for as low as $703. Flights in the afternoon are often more expensive with an average ticket price of $743.

How often are flights from London to San Francisco delayed?

Historically, on average around 100% of flights between London and San Francisco have experienced a delay on any given week. The average delay length over the past 12 months has been 94 minutes.

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

Generally, flights departing in the morning tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

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

Wednesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Wednesday has historically seen more delays on average compared to the rest of the week.

When to book flights from London Luton Airport to San Francisco

Cheap London Luton Airport to San Francisco (LTN to SFO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Luton Airport to San Francisco

Fastest flight time

Direct flights

How far is London Luton to San Francisco by plane?

When did momondo last update prices for flights from London Luton Airport to San Francisco Airport?

How old do you have to be to fly from London Luton Airport to San Francisco Airport?

What documentation or ID do you need to fly to San Francisco Airport?

Traveling to a place near San Francisco?

Why use momondo?

Why should I use momondo to find a flight deal from London to San Francisco?

Can I find flights from London to San Francisco with flexible booking policies on momondo?

How can momondo help me find flights from London to San Francisco?

I’m not ready to book a flight from London to San Francisco right now. Can momondo alert me if prices change?

An easier way to manage your San Francisco trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing California