Which airlines fly to London?

United Airlines, Virgin Atlantic and Lufthansa 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 33% of people opting to fly with this airline when travelling to London. Keep in mind that there are 7 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?

Delta, KLM, and Aer Lingus 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 December 2025.

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.

£166 Cheap Flights from Sacramento to London in 2025/26

Q: What is the typical price of a round-trip flight between Sacramento and London?

Prices are currently low for flights on this route. Typical prices usually range from £507 to £1,106. The lowest price recently found on this route was £451.

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Find the cheapest flights from Sacramento to London

Round-trip

One-way

Last minute

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11:10 - 15:50

SMF

LHR

20h 40m2 stops

06:35 - 17:46

LHR

SMF

19h 11m2 stops

£451Lufthansa

Wed, 14 Jan - Wed, 21 Jan

12:30 - 10:10

SMF

LHR

37h 40m2 stops

13:25 - 11:52

LHR

SMF

30h 27m2 stops

£452Air Canada

Sat, 7 Feb - Sat, 21 Feb

08:45 - 09:40

SMF

LHR

16h 55m1 stop

06:30 - 19:41

LHR

SMF

21h 11m2 stops

£453Lufthansa

Thu, 29 Jan - Sun, 15 Feb

12:30 - 11:50

SMF

LHR

15h 20m1 stop

06:35 - 11:52

LHR

SMF

37h 17m2 stops

£458Multiple Airlines

Sun, 11 Jan - Tue, 20 Jan

12:30 - 07:10

SMF

LHR

34h 40m2 stops

06:35 - 11:52

LHR

SMF

37h 17m2 stops

£460Multiple Airlines

Thu, 22 Jan - Tue, 27 Jan

06:05 - 08:50

SMF

LCY

18h 45m2 stops

07:50 - 23:24

LCY

SMF

23h 34m2 stops

£498Iberia

Tue, 10 Feb - Wed, 4 Mar

08:26 - 10:40

SMF

LGW

18h 14m2 stops

12:20 - 00:12

LGW

SMF

19h 52m2 stops

£519American Airlines

Sat, 25 Apr - Thu, 14 May

08:06 - 14:05

SMF

LCY

21h 59m2 stops

07:50 - 23:30

LCY

SMF

23h 40m2 stops

£524Iberia

Wed, 28 Jan - Wed, 4 Feb

07:35 - 15:35

SMF

LGW

24h 00m2 stops

10:25 - 21:50

LGW

SMF

19h 25m2 stops

£576Air France

Sat, 25 Apr - Wed, 13 May

07:35 - 09:20

SMF

LGW

17h 45m2 stops

10:40 - 16:01

LGW

SMF

37h 21m2 stops

£622Air France

Sat, 25 Apr - Fri, 15 May

British Airways flights from Sacramento to London

Our best British Airways deals on Sacramento to London flight tickets

British Airways

13 Mar

SMF17:00Sacramento Intl

15h 30m

1 stop

LHR15:30London Heathrow

18 Mar

LHR12:30London Heathrow

18h 18m

1 stop

SMF23:48Sacramento Intl

£489

Find similar

British Airways

21 Mar

SMF17:00Sacramento Intl

14h 00m

1 stop

LHR14:00London Heathrow

31 Mar

LHR10:05London Heathrow

21h 20m

1 stop

SMF23:25Sacramento Intl

£492

Find similar

British Airways

21 Mar

SMF17:00Sacramento Intl

15h 30m

1 stop

LHR15:30London Heathrow

2 Apr

LHR14:25London Heathrow

16h 16m

1 stop

SMF22:41Sacramento Intl

£504

Find similar

American Airlines flights from Sacramento to London

Our best American Airlines deals on Sacramento to London flight tickets

American Airlines

21 Mar

SMF17:00Sacramento Intl

14h 00m

1 stop

LHR14:00London Heathrow

31 Mar

LHR14:25London Heathrow

17h 00m

1 stop

SMF23:25Sacramento Intl

£494

Find similar

American Airlines

25 Apr

SMF08:26Sacramento Intl

18h 14m

2 stops

LGW10:40London Gatwick

14 May

LGW12:20London Gatwick

19h 52m

2 stops

SMF00:12Sacramento Intl

£519

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Wed 14/1

11:10-15:50

2 stops20h 40m

London Heathrow

Wed 21/1

06:35-17:46

2 stops19h 11m

£451

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sat 7/2

12:30-10:10

2 stops37h 40m

London Heathrow

Sat 21/2

13:25-11:52

2 stops30h 27m

£452

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Thu 29/1

08:45-09:40

1 stop16h 55m

London Heathrow

Sun 15/2

06:30-19:41

2 stops21h 11m

£453

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sun 11/1

12:30-11:50

1 stop15h 20m

London Heathrow

Tue 20/1

06:35-11:52

2 stops37h 17m

£458

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Thu 22/1

12:30-07:10

2 stops34h 40m

London Heathrow

Tue 27/1

06:35-11:52

2 stops37h 17m

£460

SacramentoLondon

SMF - LCY

SMFLCY

Sacramento Intl

Tue 10/2

06:05-08:50

2 stops18h 45m

London City

Wed 4/3

07:50-23:24

2 stops23h 34m

£498

SacramentoLondon

SMF - LGW

SMFLGW

Sacramento Intl

Sat 25/4

08:26-10:40

2 stops18h 14m

London Gatwick

Thu 14/5

12:20-00:12

2 stops19h 52m

£519

SacramentoLondon

SMF - LCY

SMFLCY

Sacramento Intl

Wed 28/1

08:06-14:05

2 stops21h 59m

London City

Wed 4/2

07:50-23:30

2 stops23h 40m

£524

SacramentoLondon

SMF - LGW

SMFLGW

Sacramento Intl

Sat 25/4

07:35-15:35

2 stops24h 00m

London Gatwick

Wed 13/5

10:25-21:50

2 stops19h 25m

£576

SacramentoLondon

SMF - LGW

SMFLGW

Sacramento Intl

Sat 25/4

07:35-09:20

2 stops17h 45m

London Gatwick

Fri 15/5

10:40-16:01

2 stops37h 21m

£622

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 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 £590, are often lower during this time because this is during the off-season. The month of October is another great option to travel to London, with average flight prices from Sacramento averaging around £591.

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 £499. 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 £648.

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 evening when flights can be purchased for as low as £551. Flights at midday are often more expensive, with an average ticket price of £801.

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 £712 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 £608 on momondo.

How have Sacramento to London flight prices changed over time?

As of December 2025, prices for Sacramento to London flights are approximately 1% cheaper when compared to flights at the same time last year.

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	12h 45m
Direct flights	None

The fastest flight from Sacramento to London takes 12h 45m

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 12h 45m 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 December 2025.
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 £428	Free Cancellation	Rating 6.8 7,632 reviews		Search Lufthansa flights

Eastbourne

Milton Keynes

Luton

Gatwick

Maidstone

Slough

Southend-on-Sea

Canterbury

Ipswich

Ilford

Guildford

Hayes

Chelmsford

Dover

Worthing

Colchester

Bedford

Ramsgate

Hounslow

Stansted

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.