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Cheap flights from London Luton Airport to San Francisco from $542

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 10/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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
12:45 pm - 2:30 pm
LTN
-
SFO
33h 45m
2 stops
Multiple Airlines Logo
8:10 am - 6:05 pm
SFO
-
LTN
25h 55m
2 stops
$723Multiple Airlines
Wed, Sep 9 - Sun, Sep 20
Multiple Airlines Logo
6:10 pm - 2:30 pm
LTN
-
SFO
28h 20m
2 stops
Multiple Airlines Logo
8:10 am - 12:20 pm
SFO
-
LTN
20h 10m
2 stops
$724Multiple Airlines
Wed, Sep 16 - Mon, Sep 21
Multiple Airlines Logo
9:40 pm - 9:55 pm
LTN
-
SFO
32h 15m
3 stops
Multiple Airlines Logo
8:10 am - 6:05 pm
SFO
-
LTN
25h 55m
2 stops
$732Multiple Airlines
Thu, Sep 24 - Tue, Oct 6
Multiple Airlines Logo
1:40 pm - 2:35 pm
LTN
-
SFO
32h 55m
2 stops
Multiple Airlines Logo
8:10 am - 12:25 pm
SFO
-
LTN
20h 15m
2 stops
$734Multiple Airlines
Tue, Sep 15 - Tue, Sep 22
Multiple Airlines Logo
9:40 pm - 9:55 pm
LTN
-
SFO
32h 15m
3 stops
Multiple Airlines Logo
8:10 am - 2:50 pm
SFO
-
LTN
22h 40m
2 stops
$735Multiple Airlines
Thu, Sep 24 - Tue, Sep 29
Multiple Airlines Logo
1:40 pm - 2:35 pm
LTN
-
SFO
32h 55m
2 stops
Multiple Airlines Logo
8:10 am - 6:05 pm
SFO
-
LTN
25h 55m
2 stops
$738Multiple Airlines
Tue, Sep 15 - Sun, Sep 20
Multiple Airlines Logo
1:40 pm - 2:35 pm
LTN
-
SFO
32h 55m
2 stops
Multiple Airlines Logo
6:40 am - 2:50 pm
SFO
-
LTN
24h 10m
3 stops
$743Multiple Airlines
Tue, Sep 15 - Tue, Sep 22
Multiple Airlines Logo
5:45 pm - 2:35 pm
LTN
-
SFO
28h 50m
2 stops
Multiple Airlines Logo
8:10 am - 2:50 pm
SFO
-
LTN
22h 40m
2 stops
$747Multiple Airlines
Tue, Sep 8 - Tue, Sep 22
Multiple Airlines Logo
9:40 am - 2:30 pm
LTN
-
SFO
36h 50m
2 stops
Multiple Airlines Logo
5:40 pm - 3:25 pm
SFO
-
LTN
13h 45m
1 stop
$763Multiple Airlines
Wed, Sep 2 - Wed, Sep 9
Multiple Airlines Logo
9:40 am - 2:30 pm
LTN
-
SFO
36h 50m
2 stops
Multiple Airlines Logo
5:40 pm - 3:25 pm
SFO
-
LTN
13h 45m
1 stop
$766Multiple Airlines
Wed, Sep 2 - Wed, Sep 9

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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 July 21, 2026.
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 round-trip

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Wed 9/9

12:45 pm-2:30 pm

2 stops33h 45m

San Francisco

Sun 9/20

8:10 am-6:05 pm

2 stops25h 55m

$723
Quickest round-trip

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Wed 9/16

6:10 pm-2:30 pm

2 stops28h 20m

San Francisco

Mon 9/21

8:10 am-12:20 pm

2 stops20h 10m

$724

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Thu 9/24

9:40 pm-9:55 pm

3 stops32h 15m

San Francisco

Tue 10/6

8:10 am-6:05 pm

2 stops25h 55m

$732

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Tue 9/15

1:40 pm-2:35 pm

2 stops32h 55m

San Francisco

Tue 9/22

8:10 am-12:25 pm

2 stops20h 15m

$734

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Thu 9/24

9:40 pm-9:55 pm

3 stops32h 15m

San Francisco

Tue 9/29

8:10 am-2:50 pm

2 stops22h 40m

$735

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Tue 9/15

1:40 pm-2:35 pm

2 stops32h 55m

San Francisco

Sun 9/20

8:10 am-6:05 pm

2 stops25h 55m

$738

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Tue 9/15

1:40 pm-2:35 pm

2 stops32h 55m

San Francisco

Tue 9/22

6:40 am-2:50 pm

3 stops24h 10m

$743

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Tue 9/8

5:45 pm-2:35 pm

2 stops28h 50m

San Francisco

Tue 9/22

8:10 am-2:50 pm

2 stops22h 40m

$747

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Wed 9/2

9:40 am-2:30 pm

2 stops36h 50m

San Francisco

Wed 9/9

5:40 pm-3:25 pm

1 stop13h 45m

$763

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Wed 9/2

9:40 am-2:30 pm

2 stops36h 50m

San Francisco

Wed 9/9

5:40 pm-3:25 pm

1 stop13h 45m

$766

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 Friday when prices can be found for as low as $752. The most expensive day to fly to San Francisco is Sunday, with ticket prices averaging around $895.

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 $759. Flights in the morning are often more expensive with an average ticket price of $802.

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

15h 45m

Direct flights

None
The fastest flight from London Luton Airport to San Francisco takes 15h 45m
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.
Search flight deals

Frequently asked questions about flying from London Luton Airport to San Francisco

  • How far is London Luton to San Francisco by plane?

    San Francisco is 5323.9 mi away from London Luton. By plane, this route typically takes 15h 45m.

  • 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
South San Francisco
Fremont
Hayward
Walnut Creek
Bodega Bay
Sonoma
Roseville
Santa Clara
Berkeley
Vallejo
Salinas
Sunnyvale
Burlingame
Daly City
Milpitas
Palo Alto
Big Sur

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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