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Cheap flights from Sacramento to London from $219

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sacramento to London departing on 5/13. 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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0 bags

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Find the cheapest flights from Sacramento to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
12:30 pm - 11:50 am
SMF
-
LHR
15h 20m
1 stop
Air Canada Logo
2:30 pm - 11:52 am
LHR
-
SMF
29h 22m
1 stop
$566Air Canada
Sun, Feb 1 - Tue, Feb 17
Iberia Logo
6:00 am - 8:35 am
SMF
-
LHR
18h 35m
1 stop
Iberia Logo
8:50 pm - 7:50 pm
LHR
-
SMF
30h 00m
2 stops
$577Iberia
Tue, Mar 3 - Tue, Mar 10
Lufthansa Logo
1:00 pm - 1:20 pm
SMF
-
LHR
16h 20m
1 stop
Lufthansa Logo
9:00 am - 11:00 pm
LHR
-
SMF
22h 00m
2 stops
$578Lufthansa
Tue, Apr 21 - Thu, May 14
United Airlines Logo
4:11 pm - 9:40 am
SMF
-
LHR
33h 29m
1 stop
United Airlines Logo
2:30 pm - 11:52 am
LHR
-
SMF
29h 22m
1 stop
$586United Airlines
Tue, Feb 17 - Tue, Feb 24
United Airlines Logo
5:00 am - 9:40 am
SMF
-
LHR
20h 40m
1 stop
United Airlines Logo
1:25 pm - 10:39 pm
LHR
-
SMF
40h 14m
2 stops
$588United Airlines
Wed, Mar 4 - Wed, Mar 11
British Airways Logo
8:18 am - 12:25 pm
SMF
-
LGW
20h 07m
2 stops
British Airways Logo
4:10 pm - 11:15 pm
LGW
-
SMF
39h 05m
2 stops
$589British Airways
Tue, Feb 17 - Tue, Feb 24
American Airlines Logo
6:00 am - 9:00 am
SMF
-
LGW
19h 00m
2 stops
American Airlines Logo
12:30 pm - 10:41 am
LGW
-
SMF
30h 11m
2 stops
$633American Airlines
Sun, Feb 1 - Sat, Feb 28
American Airlines Logo
6:00 am - 9:00 am
SMF
-
LGW
19h 00m
2 stops
American Airlines Logo
12:30 pm - 1:19 pm
LGW
-
SMF
32h 49m
2 stops
$634American Airlines
Sun, Feb 1 - Sat, Feb 28
Delta Logo
6:00 am - 8:10 am
SMF
-
LCY
18h 10m
2 stops
Delta Logo
10:00 am - 10:31 pm
LCY
-
SMF
20h 31m
2 stops
$665Delta
Tue, Feb 17 - Tue, Feb 24
British Airways Logo
6:00 am - 11:25 am
SMF
-
LGW
21h 25m
2 stops
British Airways Logo
6:05 pm - 10:40 pm
LGW
-
SMF
36h 35m
2 stops
$669British Airways
Tue, Apr 7 - Wed, Apr 29

Lufthansa flights from Sacramento to London

Our best Lufthansa deals on Sacramento to London flight tickets
Lufthansa
Apr 21
SMF1:00 pmSacramento Intl
16h 20m
1 stop
LHR1:20 pmLondon Heathrow
May 14
LHR9:00 amLondon Heathrow
22h 00m
2 stops
SMF11:00 pmSacramento Intl
$578
Lufthansa
Apr 21
SMF1:00 pmSacramento Intl
16h 20m
1 stop
LHR1:20 pmLondon Heathrow
May 5
LHR7:25 amLondon Heathrow
21h 17m
2 stops
SMF8:42 pmSacramento Intl
$579
Lufthansa
Apr 19
SMF1:00 pmSacramento Intl
16h 20m
1 stop
LHR1:20 pmLondon Heathrow
May 7
LHR10:15 amLondon Heathrow
20h 45m
2 stops
SMF11:00 pmSacramento Intl
$581

United Airlines flights from Sacramento to London

Our best United Airlines deals on Sacramento to London flight tickets
United Airlines
Feb 17
SMF4:11 pmSacramento Intl
33h 29m
1 stop
LHR9:40 amLondon Heathrow
Feb 24
LHR2:30 pmLondon Heathrow
29h 22m
1 stop
SMF11:52 amSacramento Intl
$586
United Airlines
Mar 4
SMF5:00 amSacramento Intl
20h 40m
1 stop
LHR9:40 amLondon Heathrow
Mar 11
LHR1:25 pmLondon Heathrow
40h 14m
2 stops
SMF10:39 pmSacramento Intl
$588
United Airlines
Mar 4
SMF1:07 pmSacramento Intl
12h 33m
1 stop
LHR9:40 amLondon Heathrow
Mar 11
LHR2:30 pmLondon Heathrow
28h 22m
1 stop
SMF11:52 amSacramento Intl
$598

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sun 2/1

12:30 pm-11:50 am

1 stop15h 20m

London Heathrow

Tue 2/17

2:30 pm-11:52 am

1 stop29h 22m

$566

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 3/3

6:00 am-8:35 am

1 stop18h 35m

London Heathrow

Tue 3/10

8:50 pm-7:50 pm

2 stops30h 00m

$577

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 4/21

1:00 pm-1:20 pm

1 stop16h 20m

London Heathrow

Thu 5/14

9:00 am-11:00 pm

2 stops22h 00m

$578

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 2/17

4:11 pm-9:40 am

1 stop33h 29m

London Heathrow

Tue 2/24

2:30 pm-11:52 am

1 stop29h 22m

$586

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Wed 3/4

5:00 am-9:40 am

1 stop20h 40m

London Heathrow

Wed 3/11

1:25 pm-10:39 pm

2 stops40h 14m

$588

SacramentoLondon

SMF - LGW

SMFLGW

Sacramento Intl

Tue 2/17

8:18 am-12:25 pm

2 stops20h 07m

London Gatwick

Tue 2/24

4:10 pm-11:15 pm

2 stops39h 05m

$589

SacramentoLondon

SMF - LGW

SMFLGW

Sacramento Intl

Sun 2/1

6:00 am-9:00 am

2 stops19h 00m

London Gatwick

Sat 2/28

12:30 pm-10:41 am

2 stops30h 11m

$633

SacramentoLondon

SMF - LGW

SMFLGW

Sacramento Intl

Sun 2/1

6:00 am-9:00 am

2 stops19h 00m

London Gatwick

Sat 2/28

12:30 pm-1:19 pm

2 stops32h 49m

$634

SacramentoLondon

SMF - LCY

SMFLCY

Sacramento Intl

Tue 2/17

6:00 am-8:10 am

2 stops18h 10m

London City

Tue 2/24

10:00 am-10:31 pm

2 stops20h 31m

$665

SacramentoLondon

SMF - LGW

SMFLGW

Sacramento Intl

Tue 4/7

6:00 am-11:25 am

2 stops21h 25m

London Gatwick

Wed 4/29

6:05 pm-10:40 pm

2 stops36h 35m

$669

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 London from

How to get the cheapest flight ticket from Sacramento to London

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 Sacramento and London?

What is the cheapest month to fly to London?

The cheapest month to fly to London from Sacramento is in February. Flight prices, which tend to average around $755, are often lower during this time because this is during the off-season. The month of December is another great option to travel to London, with average flight prices from Sacramento averaging around $773.

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

The cheapest day to depart from Sacramento to London is on a Wednesday. Travelers who choose to depart for London on a Wednesday will often find tickets for as low as $803. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $946. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

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

Flying to London from Sacramento in the morning is the least expensive time of day to depart. momondo users have found prices as low as $852 when looking at flights departing in the morning. Flights to London are more costly at noon, with an average ticket price of $972. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to London from Sacramento when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around $944 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Sacramento for as low as $827 on momondo.

Can stopping save me money on Sacramento to London flights?

You could potentially save up to 37% on your flight if you consider stops on a Sacramento to London flight.

How have Sacramento to London flight prices changed over time?

When to book flights from Sacramento to London

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

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

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

Fastest flight time

13h 20m

Direct flights

None
The fastest flight from Sacramento to London takes 13h 20m
There are no direct flights from Sacramento to London. There are no popular flight routes from Sacramento to London.
Search flight deals

  • How far is Sacramento Intl to London by plane?

    The distance between Sacramento Intl and London is about 5276.7 mi. In terms of flight time, this usually takes a little over 13h 20m.

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

    Prices for flights from Sacramento Intl Airport to London refresh daily.

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

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

    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 Sacramento Intl Airport to London.

  • What documentation or ID do you need to fly to London?

    The necessary travel and health documents for your London 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 Sacramento to London?

Best airlines flying from Sacramento to London

Compare and see reviews for airlines that fly from Sacramento to London with momondo
Airline
Rating
Free Cancellation
Price
Virgin AtlanticPriceFrom $599Free CancellationRating
7.5
678 reviews
Search Virgin Atlantic flights
Air CanadaPriceFrom $615Free CancellationRating
7.1
10,644 reviews
Search Air Canada flights
LufthansaPriceFrom $624Free CancellationRating
6.8
7,736 reviews
Search Lufthansa flights
DeltaPriceFrom $646Free CancellationRating
7.9
8,085 reviews
Search Delta flights
United AirlinesPriceFrom $657Free CancellationRating
7.4
9,189 reviews
Search United Airlines flights
British AirwaysPriceFrom $679Free CancellationRating
6.7
7,690 reviews
Search British Airways flights
American AirlinesPriceFrom $680Free CancellationRating
7.2
11,169 reviews
Search American Airlines flights
JetBluePriceFrom $743Free CancellationRating
7.2
2,891 reviews
Search JetBlue flights

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Luton
Milton Keynes
Dover
Slough
Guildford
Wembley
Crawley
Dartford
Hayes
Brentwood
Watford
Cobham
Folkestone
Romford
Stansted
Harrow
Croydon
Richmond

Why use momondo?

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

It is quick and easy to find Sacramento to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

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

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

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

Once you have performed a search for Sacramento to London 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 Sacramento to London right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Sacramento to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your London 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.
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Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London
London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Southend Airport
London Stansted Airport