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Cheap flights from London to San Francisco from $334

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 to San Francisco departing on 9/5. 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 to San Francisco

Cheap round-trip flights

United Airlines Logo
8:30 am - 7:41 pmLHR-SMF
19h 11m2 stops
United Airlines Logo
7:40 am - 7:25 amSMF-LHR
15h 45m1 stop
$704United Airlines
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Wed, Oct 1 - Wed, Oct 8
Logo
7:45 am - 10:00 pmLHR-SMF
22h 15m2 stops
Logo
11:10 am - 7:25 amSMF-LHR
12h 15m1 stop
$706
Find Deal
Sat, Sep 27 - Sat, Oct 18
British Airways Logo
12:30 pm - 10:31 pmLHR-SMF
17h 01m1 stop
British Airways Logo
12:15 pm - 10:00 amSMF-LHR
13h 45m1 stop
$710British Airways
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Wed, Oct 29 - Thu, Nov 6
British Airways Logo
10:05 am - 6:28 pmLHR-SMF
15h 23m1 stop
British Airways Logo
12:15 pm - 10:00 amSMF-LHR
13h 45m1 stop
$711British Airways
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Wed, Oct 29 - Thu, Nov 6
JetBlue Logo
11:55 am - 9:59 pmLHR-SMF
18h 04m1 stop
JetBlue Logo
11:52 pm - 9:30 amSMF-LHR
25h 38m1 stop
$720JetBlue
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Wed, Oct 1 - Fri, Oct 10
Lufthansa Logo
1:05 pm - 8:29 pmLHR-SMF
15h 24m1 stop
Lufthansa Logo
10:05 am - 7:25 amSMF-LHR
13h 20m1 stop
$728Lufthansa
Find Deal
Sat, Sep 6 - Fri, Sep 19
Lufthansa Logo
7:40 am - 9:00 pmLHR-SMF
20h 20m2 stops
Lufthansa Logo
1:00 pm - 9:40 amSMF-LHR
12h 40m1 stop
$731Lufthansa
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Wed, Oct 29 - Thu, Nov 6
Air Canada Logo
10:15 am - 9:49 pmLHR-SMF
43h 34m2 stops
Air Canada Logo
4:05 pm - 11:50 amSMF-LHR
35h 45m2 stops
$758Air Canada
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Fri, Sep 26 - Sun, Oct 5
Air Canada Logo
10:15 am - 9:49 pmLHR-SMF
43h 34m2 stops
Air Canada Logo
4:05 pm - 11:50 amSMF-LHR
35h 45m2 stops
$759Air Canada
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Fri, Sep 26 - Sun, Oct 5
JetBlue Logo
11:55 am - 9:59 pmLHR-SMF
18h 04m1 stop
JetBlue Logo
11:52 pm - 10:30 amSMF-LHR
26h 38m1 stop
$815JetBlue
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Wed, Oct 1 - Fri, Oct 24

Icelandair flights from London to Sacramento

Our best Icelandair deals on London to Sacramento flight tickets
Icelandair
Oct 7
LGW3:40 pmLondon Gatwick
38h 14m
2 stops
SMF9:54 pmSacramento Intl
Oct 21
SMF11:00 amSacramento Intl
19h 40m
2 stops
LGW2:40 pmLondon Gatwick
$888
Find similar
Icelandair
Sep 26
LGW12:10 pmLondon Gatwick
41h 49m
2 stops
SMF9:59 pmSacramento Intl
Oct 5
SMF11:59 pmSacramento Intl
25h 36m
2 stops
LGW9:35 amLondon Gatwick
$913
Find similar
Icelandair
Sep 30
LGW3:40 pmLondon Gatwick
38h 15m
2 stops
SMF9:55 pmSacramento Intl
Oct 4
SMF2:57 pmSacramento Intl
39h 43m
2 stops
LGW2:40 pmLondon Gatwick
$959
Find similar

JetBlue flights from London to Sacramento

Our best JetBlue deals on London to Sacramento flight tickets
JetBlue
Oct 1
LHR11:55 amLondon Heathrow
18h 04m
1 stop
SMF9:59 pmSacramento Intl
Oct 10
SMF11:52 pmSacramento Intl
25h 38m
1 stop
LHR9:30 amLondon Heathrow
$720
Find similar
JetBlue
Oct 1
LHR11:55 amLondon Heathrow
18h 04m
1 stop
SMF9:59 pmSacramento Intl
Oct 24
SMF11:52 pmSacramento Intl
26h 38m
1 stop
LHR10:30 amLondon Heathrow
$815
Find similar
JetBlue
Aug 21
LGW12:10 pmLondon Gatwick
16h 28m
1 stop
SMF8:38 pmSacramento Intl
Aug 26
SMF9:33 pmSacramento Intl
28h 02m
1 stop
LGW9:35 amLondon Gatwick
$1,449
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from London to Sacramento 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 August 18, 2025.
Use the filters below to find and compare flights from London to Sacramento that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonSacramento

LHR - SMF

LHRSMF

London Heathrow

Wed 10/1

8:30 am-7:41 pm

2 stops19h 11m

Sacramento Intl

Wed 10/8

7:40 am-7:25 am

1 stop15h 45m

$704

LondonSacramento

LHR - SMF

LHRSMF

London Heathrow

Sat 9/27

7:45 am-10:00 pm

2 stops22h 15m

Sacramento Intl

Sat 10/18

11:10 am-7:25 am

1 stop12h 15m

$706

LondonSacramento

LHR - SMF

LHRSMF

London Heathrow

Wed 10/29

12:30 pm-10:31 pm

1 stop17h 01m

Sacramento Intl

Thu 11/6

12:15 pm-10:00 am

1 stop13h 45m

$710

LondonSacramento

LHR - SMF

LHRSMF

London Heathrow

Wed 10/29

10:05 am-6:28 pm

1 stop15h 23m

Sacramento Intl

Thu 11/6

12:15 pm-10:00 am

1 stop13h 45m

$711

LondonSacramento

LHR - SMF

LHRSMF

London Heathrow

Wed 10/1

11:55 am-9:59 pm

1 stop18h 04m

Sacramento Intl

Fri 10/10

11:52 pm-9:30 am

1 stop25h 38m

$720

LondonSacramento

LHR - SMF

LHRSMF

London Heathrow

Sat 9/6

1:05 pm-8:29 pm

1 stop15h 24m

Sacramento Intl

Fri 9/19

10:05 am-7:25 am

1 stop13h 20m

$728

LondonSacramento

LHR - SMF

LHRSMF

London Heathrow

Wed 10/29

7:40 am-9:00 pm

2 stops20h 20m

Sacramento Intl

Thu 11/6

1:00 pm-9:40 am

1 stop12h 40m

$731

LondonSacramento

LHR - SMF

LHRSMF

London Heathrow

Fri 9/26

10:15 am-9:49 pm

2 stops43h 34m

Sacramento Intl

Sun 10/5

4:05 pm-11:50 am

2 stops35h 45m

$758

LondonSacramento

LHR - SMF

LHRSMF

London Heathrow

Fri 9/26

10:15 am-9:49 pm

2 stops43h 34m

Sacramento Intl

Sun 10/5

4:05 pm-11:50 am

2 stops35h 45m

$759

LondonSacramento

LHR - SMF

LHRSMF

London Heathrow

Wed 10/1

11:55 am-9:59 pm

1 stop18h 04m

Sacramento Intl

Fri 10/24

11:52 pm-10:30 am

1 stop26h 38m

$815

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 to Sacramento

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 typical price of a round-trip flight between London and Sacramento?

What is the cheapest month to fly to Sacramento?

The month of September is, on average, the cheapest month to fly to Sacramento from London, with most prices found around $726. If you are unable to visit Sacramento during the month of September, then departing from London during the month May is also very affordable. Most momondo users find prices during this month for around $728.

What is the cheapest day to depart on your flight to Sacramento?

The cheapest day to depart from London to Sacramento is on a Tuesday when prices can be found for as low as $852. Flights from London to Sacramento on a Monday will generally be more expensive and average around $1,158. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

According to our data, the cheapest time of day to fly to Sacramento is in the afternoon. momondo users have found flights departing from London to Sacramento in the afternoon for as low as $880. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets at noon because they tend to be around $916. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight to Sacramento?

You are more likely to see cheaper flights to Sacramento from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Sacramento for around $838 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sacramento from London for as low as $727 on momondo.

Can stopping save me money on London to Sacramento flights?

You could potentially save up to 13% on your flight if you consider stops on a London to Sacramento flight.

How have London to Sacramento flight prices changed over time?

When to book flights from London to Sacramento

Are you open to changing your travel dates? Check out the ideal times to fly from London to Sacramento according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap London to Sacramento (LON to SMF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Sacramento

Best Price Found

$334

Fastest flight time

13h 56m

Direct flights

None

Airports in Sacramento

1 airport
The best one-way flight to Sacramento from London in the past 72 hours is $334. The best round-trip flight deal from London to Sacramento found on momondo in the last 72 hours is $704.
The fastest flight from London to Sacramento takes 13h 56m
There are no direct flights from London to Sacramento. Popular non-direct routes for this connection are London Stansted Airport - Sacramento Intl Airport, London Gatwick Airport - Sacramento Intl Airport and London Heathrow Airport - Sacramento Intl Airport.
There is 1 airport near Sacramento: Sacramento Intl (SMF)
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  • How far is London to Sacramento Intl by plane?

    London and Sacramento Intl are 5276.7 mi apart from one another. 13h 56m is a normal flight duration for this route.

  • When did momondo last update prices for flights from London to Sacramento Intl Airport?

    Prices for flights from London to Sacramento Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from London to Sacramento Intl Airport?

  • How old do you have to be to fly from London to Sacramento Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London to Sacramento Intl Airport.

  • What documentation or ID do you need to fly to Sacramento Intl Airport?

    The required travel and health documents for your Sacramento Intl 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 Sacramento Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from London to Sacramento

Compare and see reviews for airlines that fly from London to Sacramento with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $704Free CancellationRating
7.4
8,925 reviews
Search United Airlines flights

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Chico
Oroville
Auburn
Yuba City
Rocklin
Lincoln
Placerville
Grass Valley
Marysville
Nevada City
El Dorado Hills
Plymouth
Willows

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Sacramento from London.

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

Flights from London to Sacramento with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from London to Sacramento?

Once all potential London to Sacramento 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 Sacramento right now. Can momondo alert me if prices change?

Price alerts on flights to Sacramento 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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