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Cheap flights from London Luton Airport to San Francisco from $443

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Luton Airport to San Francisco departing on 11/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from London Luton Airport to San Francisco

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:00 pm - 11:50 amLTN-SFO
23h 50m2 stops
Multiple Airlines Logo
3:40 pm - 8:10 pmSFO-LTN
20h 30m2 stops
$556Multiple Airlines
Find Deal
Thu, Nov 20 - Fri, Nov 28
Multiple Airlines Logo
8:05 am - 4:35 pmLTN-SFO
16h 30m1 stop
Multiple Airlines Logo
5:20 pm - 11:05 pmSFO-LTN
21h 45m1 stop
$593Multiple Airlines
Find Deal
Sun, Nov 23 - Wed, Dec 3
Multiple Airlines Logo
6:50 am - 4:35 pmLTN-SFO
16h 45m1 stop
Multiple Airlines Logo
5:20 pm - 11:05 pmSFO-LTN
21h 45m1 stop
$618Multiple Airlines
Find Deal
Wed, Oct 29 - Wed, Nov 5
Multiple Airlines Logo
8:50 am - 3:35 pmLTN-SFO
14h 45m1 stop
Multiple Airlines Logo
5:20 pm - 3:25 pmSFO-LTN
14h 05m1 stop
$641Multiple Airlines
Find Deal
Mon, Nov 10 - Fri, Nov 14
Multiple Airlines Logo
9:00 am - 3:35 pmLTN-SFO
14h 35m1 stop
Multiple Airlines Logo
5:20 pm - 5:05 pmSFO-LTN
15h 45m1 stop
$642Multiple Airlines
Find Deal
Tue, Jan 20 - Wed, Feb 4
Multiple Airlines Logo
6:00 am - 3:35 pmLTN-SFO
17h 35m1 stop
Multiple Airlines Logo
5:20 pm - 5:05 pmSFO-LTN
15h 45m1 stop
$650Multiple Airlines
Find Deal
Sat, Dec 27 - Wed, Jan 7
Multiple Airlines Logo
5:50 am - 4:35 pmLTN-SFO
17h 45m1 stop
Multiple Airlines Logo
5:20 pm - 3:25 pmSFO-LTN
14h 05m1 stop
$655Multiple Airlines
Find Deal
Fri, Oct 31 - Fri, Nov 7
Multiple Airlines Logo
8:50 am - 3:35 pmLTN-SFO
14h 45m1 stop
Multiple Airlines Logo
5:20 pm - 8:05 pmSFO-LTN
18h 45m1 stop
$664Multiple Airlines
Find Deal
Mon, Dec 15 - Tue, Dec 30
Multiple Airlines Logo
6:50 am - 3:35 pmLTN-SFO
16h 45m1 stop
Multiple Airlines Logo
5:20 pm - 6:15 pmSFO-LTN
16h 55m1 stop
$673Multiple Airlines
Find Deal
Wed, Nov 5 - Sat, Nov 15
Multiple Airlines Logo
5:50 am - 3:35 pmLTN-SFO
17h 45m1 stop
Multiple Airlines Logo
5:20 pm - 3:25 pmSFO-LTN
14h 05m1 stop
$702Multiple Airlines
Find Deal
Fri, Nov 28 - Fri, Dec 5

momondo Fare Finder

 
Customize your flight search to find flights from London Luton Airport 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, momondo users made 832,500 searches. Data last updated October 16, 2025.
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

Thu 11/20

8:00 pm-11:50 am

2 stops23h 50m

San Francisco

Fri 11/28

3:40 pm-8:10 pm

2 stops20h 30m

$556

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Sun 11/23

8:05 am-4:35 pm

1 stop16h 30m

San Francisco

Wed 12/3

5:20 pm-11:05 pm

1 stop21h 45m

$593

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Wed 10/29

6:50 am-4:35 pm

1 stop16h 45m

San Francisco

Wed 11/5

5:20 pm-11:05 pm

1 stop21h 45m

$618

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Mon 11/10

8:50 am-3:35 pm

1 stop14h 45m

San Francisco

Fri 11/14

5:20 pm-3:25 pm

1 stop14h 05m

$641

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Tue 1/20

9:00 am-3:35 pm

1 stop14h 35m

San Francisco

Wed 2/4

5:20 pm-5:05 pm

1 stop15h 45m

$642

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Sat 12/27

6:00 am-3:35 pm

1 stop17h 35m

San Francisco

Wed 1/7

5:20 pm-5:05 pm

1 stop15h 45m

$650

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Fri 10/31

5:50 am-4:35 pm

1 stop17h 45m

San Francisco

Fri 11/7

5:20 pm-3:25 pm

1 stop14h 05m

$655

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Mon 12/15

8:50 am-3:35 pm

1 stop14h 45m

San Francisco

Tue 12/30

5:20 pm-8:05 pm

1 stop18h 45m

$664

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Wed 11/5

6:50 am-3:35 pm

1 stop16h 45m

San Francisco

Sat 11/15

5:20 pm-6:15 pm

1 stop16h 55m

$673

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Fri 11/28

5:50 am-3:35 pm

1 stop17h 45m

San Francisco

Fri 12/5

5:20 pm-3:25 pm

1 stop14h 05m

$702

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Francisco from

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

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 $679. The most expensive day to fly to San Francisco is Sunday, 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 in the evening. Our users have found flights to San Francisco in the evening for as low as $682. Flights in the afternoon are often more expensive with an average ticket price of $725.

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

Direct flights

None
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 35m.

  • 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.

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
Carmel-by-the-Sea
Modesto
Sonoma
Bodega Bay
Calistoga
Roseville
Hayward
Big Sur
Santa Clara
Fremont
Daly City
Berkeley
Vallejo
Walnut Creek
Half Moon Bay
Salinas
Turlock
South San Francisco
Pacific Grove

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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