Which airlines fly to London?

United Airlines, Virgin Atlantic and British Airways are the top three most popular airlines that fly to London from Sacramento according to our data. United Airlines is the first choice among our users, with 34% of people opting to fly with this airline when travelling to London. Keep in mind that there are 6 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Sacramento Intl to London?

United Airlines, Air Canada, and British Airways are the most popular carriers operating from Sacramento Intl to London

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

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

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

The number of operators available for flights from Sacramento Intl Airport to London is 1 as of January 2026.

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

£159 Cheap Flights from Sacramento to London in 2026

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Find the cheapest flights from Sacramento to London

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13:00 - 13:20

SMF

LHR

16h 20m

1 stop

07:25 - 20:42

LHR

SMF

21h 17m

2 stops

£443Lufthansa

Tue, 21 Apr - Tue, 5 May

13:49 - 21:00

SMF

LHR

23h 11m

2 stops

07:40 - 20:26

LHR

SMF

19h 46m

2 stops

£444Lufthansa

Tue, 3 Mar - Tue, 10 Mar

13:00 - 13:20

SMF

LHR

16h 20m

1 stop

06:55 - 20:42

LHR

SMF

21h 47m

2 stops

£445Lufthansa

Sun, 19 Apr - Thu, 7 May

13:00 - 11:50

SMF

LHR

14h 50m

2 stops

09:30 - 23:00

LHR

SMF

21h 30m

2 stops

£447Multiple Airlines

Wed, 22 Apr - Wed, 6 May

13:00 - 15:40

SMF

LHR

18h 40m

2 stops

07:25 - 20:42

LHR

SMF

21h 17m

2 stops

£449Lufthansa

Tue, 21 Apr - Tue, 5 May

12:30 - 10:10

SMF

LHR

37h 40m

2 stops

07:40 - 20:51

LHR

SMF

20h 11m

2 stops

£452Multiple Airlines

Mon, 2 Mar - Wed, 18 Mar

12:30 - 11:50

SMF

LHR

15h 20m

1 stop

06:35 - 21:05

LHR

SMF

22h 30m

2 stops

£455United Airlines

Tue, 24 Feb - Tue, 3 Mar

12:30 - 11:50

SMF

LHR

15h 20m

1 stop

12:05 - 10:19

LHR

SMF

53h 14m

2 stops

£456United Airlines

Wed, 25 Feb - Mon, 9 Mar

06:00 - 08:40

SMF

LGW

18h 40m

2 stops

12:20 - 10:52

LGW

SMF

30h 32m

2 stops

£465American Airlines

Tue, 7 Apr - Wed, 29 Apr

08:18 - 14:05

SMF

LCY

21h 47m

2 stops

19:15 - 20:48

LCY

SMF

33h 33m

2 stops

£540British Airways

Tue, 24 Feb - Tue, 3 Mar

Delta flights from Sacramento to London

Our best Delta deals on Sacramento to London flight tickets

Delta

25 Feb

SMF05:30Sacramento Intl

17h 35m

2 stops

LHR07:05London Heathrow

9 Mar

LHR06:30London Heathrow

16h 58m

2 stops

SMF16:28Sacramento Intl

£462

Delta

25 Feb

SMF05:30Sacramento Intl

19h 15m

2 stops

LHR08:45London Heathrow

9 Mar

LHR06:30London Heathrow

17h 18m

2 stops

SMF16:48Sacramento Intl

£463

Delta

22 Apr

SMF11:29Sacramento Intl

19h 31m

1 stop

LHR15:00London Heathrow

6 May

LHR11:45London Heathrow

16h 30m

2 stops

SMF20:15Sacramento Intl

£470

United Airlines flights from Sacramento to London

Our best United Airlines deals on Sacramento to London flight tickets

United Airlines

24 Feb

SMF12:30Sacramento Intl

15h 20m

1 stop

LHR11:50London Heathrow

3 Mar

LHR06:35London Heathrow

22h 30m

2 stops

SMF21:05Sacramento Intl

£455

United Airlines

25 Feb

SMF12:30Sacramento Intl

15h 20m

1 stop

LHR11:50London Heathrow

9 Mar

LHR12:05London Heathrow

53h 14m

2 stops

SMF10:19Sacramento Intl

£456

United Airlines

12 Mar

SMF07:31Sacramento Intl

21h 29m

1 stop

LHR12:00London Heathrow

17 Mar

LHR06:35London Heathrow

21h 30m

2 stops

SMF21:05Sacramento Intl

£459

Fly from

Fly to

Route

Depart

Return

Price

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 21/4

13:00-13:20

1 stop16h 20m

London Heathrow

Tue 5/5

07:25-20:42

2 stops21h 17m

£443

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 3/3

13:49-21:00

2 stops23h 11m

London Heathrow

Tue 10/3

07:40-20:26

2 stops19h 46m

£444

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sun 19/4

13:00-13:20

1 stop16h 20m

London Heathrow

Thu 7/5

06:55-20:42

2 stops21h 47m

£445

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Wed 22/4

13:00-11:50

2 stops14h 50m

London Heathrow

Wed 6/5

09:30-23:00

2 stops21h 30m

£447

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 21/4

13:00-15:40

2 stops18h 40m

London Heathrow

Tue 5/5

07:25-20:42

2 stops21h 17m

£449

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Mon 2/3

12:30-10:10

2 stops37h 40m

London Heathrow

Wed 18/3

07:40-20:51

2 stops20h 11m

£452

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 24/2

12:30-11:50

1 stop15h 20m

London Heathrow

Tue 3/3

06:35-21:05

2 stops22h 30m

£455

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Wed 25/2

12:30-11:50

1 stop15h 20m

London Heathrow

Mon 9/3

12:05-10:19

2 stops53h 14m

£456

SacramentoLondon

SMF - LGW

SMFLGW

Sacramento Intl

Tue 7/4

06:00-08:40

2 stops18h 40m

London Gatwick

Wed 29/4

12:20-10:52

2 stops30h 32m

£465

SacramentoLondon

SMF - LCY

SMFLCY

Sacramento Intl

Tue 24/2

08:18-14:05

2 stops21h 47m

London City

Tue 3/3

19:15-20:48

2 stops33h 33m

£540

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

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 £547, 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 £560.

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

Our data shows that Wednesday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £484. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Sacramento to London for around £633.

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

The cheapest time of day to fly to London is in the morning when flights can be purchased for as low as £538. Flights at midday are often more expensive, with an average ticket price of £778.

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 £675 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Sacramento for as low as £578 on momondo.

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 return 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. Typically, this will take 13h 20m by plane in normal conditions.
When did momondo last update prices for flights from Sacramento Intl Airport to London?
Prices for flights from Sacramento Intl Airport to London are refreshed on a daily basis.
How many operators does momondo search for flights from Sacramento Intl Airport to London?
The number of operators available for flights from Sacramento Intl Airport to London is 1 as of January 2026.
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 required travel and health documents for your London 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 London. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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
Lufthansa	PriceFrom £416	Free Cancellation	Rating 6.8 7,754 reviews		Search Lufthansa flights

Eastbourne

Milton Keynes

Luton

Gatwick

Maidstone

Slough

Southend-on-Sea

Canterbury

Ipswich

Ilford

Guildford

Chelmsford

Hayes

Dover

Folkestone

Worthing

Colchester

Bedford

Ramsgate

Chichester

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Sacramento to London. momondo saves you time and could save you money on your trip.

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

Flights from Sacramento to London 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 Sacramento to London?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Sacramento.

I’m not ready to book a flight from Sacramento to London right now. Can momondo alert me if prices change?

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Sacramento and alert you when they change.