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Cheap flights from London Heathrow Airport to San Francisco from $440

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 Heathrow Airport to San Francisco departing on 6/1. 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

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Find the cheapest flights from London Heathrow Airport to San Francisco

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:40 am - 8:31 pm
LHR
-
SMF
19h 51m
2 stops
Multiple Airlines Logo
11:18 am - 11:10 am
SMF
-
LHR
15h 52m
1 stop
$814Multiple Airlines
Wed, Apr 15 - Wed, Apr 22
United Airlines Logo
8:40 am - 7:32 pm
LHR
-
SMF
18h 52m
2 stops
United Airlines Logo
7:00 am - 8:20 am
SMF
-
LHR
17h 20m
2 stops
$816United Airlines
Mon, Apr 20 - Mon, Apr 27
SWISS Logo
6:00 am - 6:45 pm
LHR
-
SMF
20h 45m
2 stops
SWISS Logo
1:55 pm - 5:50 pm
SMF
-
LHR
19h 55m
2 stops
$817SWISS
Wed, Apr 29 - Wed, May 6
United Airlines Logo
7:25 am - 5:48 pm
LHR
-
SMF
18h 23m
2 stops
United Airlines Logo
7:00 am - 6:55 am
SMF
-
LHR
15h 55m
2 stops
$820United Airlines
Tue, Apr 14 - Tue, Apr 21
Lufthansa Logo
2:50 pm - 8:56 pm
LHR
-
SMF
14h 06m
1 stop
Lufthansa Logo
1:55 pm - 5:55 am
SMF
-
LHR
32h 00m
2 stops
$821Lufthansa
Mon, Apr 13 - Mon, Apr 20
United Airlines Logo
9:30 am - 8:54 pm
LHR
-
SMF
19h 24m
2 stops
United Airlines Logo
8:07 pm - 9:25 pm
SMF
-
LHR
17h 18m
2 stops
$822United Airlines
Mon, Apr 13 - Mon, Apr 20
United Airlines Logo
9:30 am - 9:33 am
LHR
-
SMF
32h 03m
2 stops
United Airlines Logo
10:44 pm - 8:40 pm
SMF
-
LHR
13h 56m
1 stop
$826United Airlines
Wed, Sep 16 - Sun, Sep 20
United Airlines Logo
10:50 am - 11:57 pm
LHR
-
SMF
21h 07m
2 stops
United Airlines Logo
8:00 am - 7:25 am
SMF
-
LHR
15h 25m
2 stops
$827United Airlines
Wed, Apr 15 - Wed, Apr 22
United Airlines Logo
9:30 am - 9:33 am
LHR
-
SMF
32h 03m
2 stops
United Airlines Logo
11:07 pm - 8:30 am
SMF
-
LHR
25h 23m
1 stop
$829United Airlines
Wed, Sep 16 - Sun, Sep 20
Lufthansa Logo
1:05 pm - 8:36 pm
LHR
-
SMF
15h 31m
1 stop
Lufthansa Logo
11:18 am - 11:10 am
SMF
-
LHR
15h 52m
1 stop
$837Lufthansa
Tue, Apr 14 - Tue, Apr 21

SWISS flights from London Heathrow Airport to Sacramento

Our best SWISS deals on London Heathrow Airport to Sacramento flight tickets
SWISS
Apr 29
LHR6:00 amLondon Heathrow
20h 45m
2 stops
SMF6:45 pmSacramento Intl
May 6
SMF1:55 pmSacramento Intl
19h 55m
2 stops
LHR5:50 pmLondon Heathrow
$817
SWISS
Apr 17
LHR6:00 amLondon Heathrow
24h 48m
2 stops
SMF10:48 pmSacramento Intl
Apr 24
SMF1:55 pmSacramento Intl
21h 25m
2 stops
LHR7:20 pmLondon Heathrow
$930
SWISS
May 7
LHR6:00 amLondon Heathrow
24h 45m
2 stops
SMF10:45 pmSacramento Intl
May 21
SMF10:13 amSacramento Intl
15h 57m
1 stop
LHR10:10 amLondon Heathrow
$972

Scandinavian Airlines flights from London Heathrow Airport to Sacramento

Our best Scandinavian Airlines deals on London Heathrow Airport to Sacramento flight tickets
Scandinavian Airlines
Aug 28
LHR6:40 amLondon Heathrow
24h 00m
2 stops
SMF10:40 pmSacramento Intl
Sep 5
SMF7:00 amSacramento Intl
42h 20m
2 stops
LHR9:20 amLondon Heathrow
$846
Scandinavian Airlines
Aug 28
LHR5:00 pmLondon Heathrow
37h 40m
2 stops
SMF10:40 pmSacramento Intl
Sep 5
SMF7:00 amSacramento Intl
42h 20m
2 stops
LHR9:20 amLondon Heathrow
$850
Scandinavian Airlines
Aug 28
LHR7:30 pmLondon Heathrow
35h 10m
2 stops
SMF10:40 pmSacramento Intl
Sep 5
SMF7:00 amSacramento Intl
42h 20m
2 stops
LHR9:20 amLondon Heathrow
$854

momondo Fare Finder

 
Customize your flight search to find flights from London Heathrow Airport 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 March 20, 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Sacramento that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonSacramento

LHR - SMF

LHRSMF

London Heathrow

Wed 4/15

8:40 am-8:31 pm

2 stops19h 51m

Sacramento Intl

Wed 4/22

11:18 am-11:10 am

1 stop15h 52m

$814

LondonSacramento

LHR - SMF

LHRSMF

London Heathrow

Mon 4/20

8:40 am-7:32 pm

2 stops18h 52m

Sacramento Intl

Mon 4/27

7:00 am-8:20 am

2 stops17h 20m

$816

LondonSacramento

LHR - SMF

LHRSMF

London Heathrow

Wed 4/29

6:00 am-6:45 pm

2 stops20h 45m

Sacramento Intl

Wed 5/6

1:55 pm-5:50 pm

2 stops19h 55m

$817

LondonSacramento

LHR - SMF

LHRSMF

London Heathrow

Tue 4/14

7:25 am-5:48 pm

2 stops18h 23m

Sacramento Intl

Tue 4/21

7:00 am-6:55 am

2 stops15h 55m

$820

LondonSacramento

LHR - SMF

LHRSMF

London Heathrow

Mon 4/13

2:50 pm-8:56 pm

1 stop14h 06m

Sacramento Intl

Mon 4/20

1:55 pm-5:55 am

2 stops32h 00m

$821

LondonSacramento

LHR - SMF

LHRSMF

London Heathrow

Mon 4/13

9:30 am-8:54 pm

2 stops19h 24m

Sacramento Intl

Mon 4/20

8:07 pm-9:25 pm

2 stops17h 18m

$822

LondonSacramento

LHR - SMF

LHRSMF

London Heathrow

Wed 9/16

9:30 am-9:33 am

2 stops32h 03m

Sacramento Intl

Sun 9/20

10:44 pm-8:40 pm

1 stop13h 56m

$826

LondonSacramento

LHR - SMF

LHRSMF

London Heathrow

Wed 4/15

10:50 am-11:57 pm

2 stops21h 07m

Sacramento Intl

Wed 4/22

8:00 am-7:25 am

2 stops15h 25m

$827

LondonSacramento

LHR - SMF

LHRSMF

London Heathrow

Wed 9/16

9:30 am-9:33 am

2 stops32h 03m

Sacramento Intl

Sun 9/20

11:07 pm-8:30 am

1 stop25h 23m

$829
Quickest round-trip

LondonSacramento

LHR - SMF

LHRSMF

London Heathrow

Tue 4/14

1:05 pm-8:36 pm

1 stop15h 31m

Sacramento Intl

Tue 4/21

11:18 am-11:10 am

1 stop15h 52m

$837

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 Heathrow Airport 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 Heathrow Airport and Sacramento?

What is the cheapest month to fly to Sacramento?

The month of November is, on average, the cheapest month to fly to Sacramento from London Heathrow Airport, with most prices found around $707. If you are unable to visit Sacramento during the month of November, then departing from London Heathrow Airport during the month January is also very affordable. Most momondo users find prices during this month for around $718.

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

You are more likely to see cheaper flights to Sacramento from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Sacramento for around $867 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sacramento from London Heathrow Airport for as low as $649 on momondo.

Can stopping save me money on London Heathrow Airport to Sacramento flights?

You could potentially save up to 15% on your flight if you consider stops on a London Heathrow Airport to Sacramento flight.

How have London Heathrow Airport to Sacramento flight prices changed over time?

As of March 2026, prices for London Heathrow Airport to Sacramento flights are approximately 15% cheaper when compared to flights at the same time last year.

When to book flights from London Heathrow Airport to Sacramento

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

Cheap London Heathrow Airport to Sacramento (LHR to SMF) flight deals and tips

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

Fastest flight time

14h 22m

Direct flights

None
The fastest flight from London Heathrow Airport to Sacramento takes 14h 22m
There are no direct flights from London Heathrow Airport to Sacramento. There are no popular flight routes from London Heathrow Airport to Sacramento.
Search flight deals

  • How far is London Heathrow to Sacramento Intl by plane?

    The straight-line distance from London Heathrow to Sacramento Intl is 5268.3 mi. In terms of flight time, this usually takes a little over 14h 22m.

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

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

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

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

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

    The necessary travel and health documents for your Sacramento Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from London Heathrow Airport to Sacramento?

Best airlines flying from London Heathrow Airport to Sacramento

Compare and see reviews for airlines that fly from London Heathrow Airport to Sacramento with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $704Free CancellationRating
7.4
9,450 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
Rocklin
Yuba City
Lincoln
Marysville
Auburn
Grass Valley
Placerville
Nevada City
Plymouth
Willows
El Dorado Hills

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?

momondo does allow users to show only those flights to Sacramento from London which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for London to Sacramento flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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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