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

Delta, Lufthansa, and Alaska Airlines are the most popular carriers operating from Sacramento Intl to London

Which airlines fly to London?

Virgin Atlantic, United Airlines and British Airways are the top three most popular airlines that fly to London from Sacramento according to our data. Virgin Atlantic 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 7 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

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.

£164 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 £611 to £735. The lowest price recently found on this route was £443.

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Find the cheapest flights from Sacramento to London

Round-trip

One-way

Last minute

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13:55 - 13:30

SMF

LHR

16h 35m1 stop

07:40 - 19:41

LHR

SMF

19h 01m2 stops

£443Lufthansa

Thu, 12 Mar - Tue, 17 Mar

12:30 - 13:20

SMF

LHR

16h 50m1 stop

07:25 - 23:00

LHR

SMF

23h 35m2 stops

£444Lufthansa

Sun, 19 Apr - Wed, 6 May

08:45 - 17:05

SMF

LHR

24h 20m2 stops

06:35 - 18:41

LHR

SMF

20h 06m2 stops

£449Lufthansa

Tue, 27 Jan - Thu, 5 Feb

12:30 - 11:50

SMF

LHR

15h 20m1 stop

07:40 - 18:24

LHR

SMF

18h 44m2 stops

£460Multiple Airlines

Wed, 11 Feb - Wed, 18 Feb

17:09 - 16:40

SMF

LCY

39h 31m2 stops

10:00 - 10:32

LCY

SMF

32h 32m2 stops

£504Delta

Sat, 11 Apr - Wed, 29 Apr

06:20 - 10:40

SMF

LGW

20h 20m2 stops

12:20 - 00:12

LGW

SMF

19h 52m2 stops

£509American Airlines

Sat, 25 Apr - Thu, 14 May

12:49 - 16:40

SMF

LCY

19h 51m2 stops

09:20 - 20:35

LCY

SMF

19h 15m2 stops

£541Delta

Thu, 16 Apr - Tue, 28 Apr

08:30 - 10:55

SMF

LGW

18h 25m2 stops

11:55 - 23:56

LGW

SMF

19h 01m2 stops

£615Icelandair

Mon, 2 Mar - Tue, 10 Mar

10:00 - 14:40

SMF

LGW

20h 40m2 stops

15:40 - 22:08

LGW

SMF

38h 28m2 stops

£628Icelandair

Tue, 14 Apr - Mon, 27 Apr

05:15 - 22:10

SMF

STN

32h 55m2 stops

06:15 - 22:08

STN

SMF

23h 53m2 stops

£1,014Multiple Airlines

Wed, 15 Apr - Wed, 29 Apr

Delta flights from Sacramento to London

Our best Delta deals on Sacramento to London flight tickets

Delta

21 Apr

SMF11:23Sacramento Intl

17h 47m

2 stops

LHR13:10London Heathrow

14 May

LHR11:45London Heathrow

18h 05m

2 stops

SMF21:50Sacramento Intl

£481

Find similar

Delta

27 Jan

SMF15:02Sacramento Intl

17h 48m

1 stop

LHR16:50London Heathrow

2 Feb

LHR14:30London Heathrow

15h 21m

1 stop

SMF21:51Sacramento Intl

£487

Find similar

Delta

1 Apr

SMF17:09Sacramento Intl

13h 06m

1 stop

LHR14:15London Heathrow

9 Apr

LHR10:55London Heathrow

13h 34m

1 stop

SMF16:29Sacramento Intl

£500

Find similar

Scandinavian Airlines flights from Sacramento to London

Our best Scandinavian Airlines deals on Sacramento to London flight tickets

Scandinavian Airlines

25 Apr

SMF07:05Sacramento Intl

42h 15m

2 stops

LHR09:20London Heathrow

28 Apr

LHR06:40London Heathrow

24h 32m

2 stops

SMF23:12Sacramento Intl

£501

Find similar

Scandinavian Airlines

30 Dec

SMF09:46Sacramento Intl

23h 54m

2 stops

LHR17:40London Heathrow

14 Jan

LHR06:40London Heathrow

24h 29m

3 stops

SMF23:09Sacramento Intl

£951

Find similar

Scandinavian Airlines

5 Jan

SMF10:45Sacramento Intl

21h 15m

3 stops

LHR16:00London Heathrow

20 Jan

LHR06:40London Heathrow

23h 44m

2 stops

SMF22:24Sacramento Intl

£1,328

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Thu 12/3

13:55-13:30

1 stop16h 35m

London Heathrow

Tue 17/3

07:40-19:41

2 stops19h 01m

£443

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sun 19/4

12:30-13:20

1 stop16h 50m

London Heathrow

Wed 6/5

07:25-23:00

2 stops23h 35m

£444

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 27/1

08:45-17:05

2 stops24h 20m

London Heathrow

Thu 5/2

06:35-18:41

2 stops20h 06m

£449

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Wed 11/2

12:30-11:50

1 stop15h 20m

London Heathrow

Wed 18/2

07:40-18:24

2 stops18h 44m

£460

SacramentoLondon

SMF - LCY

SMFLCY

Sacramento Intl

Sat 11/4

17:09-16:40

2 stops39h 31m

London City

Wed 29/4

10:00-10:32

2 stops32h 32m

£504

SacramentoLondon

SMF - LGW

SMFLGW

Sacramento Intl

Sat 25/4

06:20-10:40

2 stops20h 20m

London Gatwick

Thu 14/5

12:20-00:12

2 stops19h 52m

£509

SacramentoLondon

SMF - LCY

SMFLCY

Sacramento Intl

Thu 16/4

12:49-16:40

2 stops19h 51m

London City

Tue 28/4

09:20-20:35

2 stops19h 15m

£541

SacramentoLondon

SMF - LGW

SMFLGW

Sacramento Intl

Mon 2/3

08:30-10:55

2 stops18h 25m

London Gatwick

Tue 10/3

11:55-23:56

2 stops19h 01m

£615

SacramentoLondon

SMF - LGW

SMFLGW

Sacramento Intl

Tue 14/4

10:00-14:40

2 stops20h 40m

London Gatwick

Mon 27/4

15:40-22:08

2 stops38h 28m

£628

SacramentoLondon

SMF - STN

SMFSTN

Sacramento Intl

Wed 15/4

05:15-22:10

2 stops32h 55m

London Stansted

Wed 29/4

06:15-22:08

2 stops23h 53m

£1,014

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 £586, 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 £586.

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 £494. 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 £645.

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 £552. Flights at midday are often more expensive, with an average ticket price of £794.

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 £713 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 £603 on momondo.

How have Sacramento to London flight prices changed over time?

As of December 2025, prices for Sacramento to London flights are approximately 2% 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 30m
Direct flights	None

The fastest flight from Sacramento to London takes 12h 30m

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 30m 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 £425	Free Cancellation	Rating 6.8 7,658 reviews		Search Lufthansa flights

Eastbourne

Milton Keynes

Luton

Gatwick

Maidstone

Slough

Southend-on-Sea

Canterbury

Ipswich

Ilford

Guildford

Hayes

Chelmsford

Dover

Worthing

Hounslow

Bedford

Colchester

Ramsgate

Folkestone

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.