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Cheap flights from Sacramento to London from £234

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 11/2. 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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Cheap return flights

Scandinavian Airlines Logo
14:37 - 18:30SMF-LHR
20h 53m2 stops
Scandinavian Airlines Logo
19:30 - 22:54LHR-SMF
35h 24m2 stops
£458Scandinavian Airlines
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Mon, 27 Oct - Tue, 11 Nov
Scandinavian Airlines Logo
07:00 - 09:20SMF-LHR
42h 20m2 stops
Scandinavian Airlines Logo
06:40 - 23:06LHR-SMF
24h 26m2 stops
£459Scandinavian Airlines
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Fri, 23 Jan - Fri, 30 Jan
Multiple Airlines Logo
11:14 - 17:40SMF-LHR
22h 26m2 stops
Multiple Airlines Logo
06:40 - 22:18LHR-SMF
23h 38m2 stops
£506Multiple Airlines
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Wed, 12 Nov - Wed, 19 Nov
Air Canada Logo
16:05 - 13:20SMF-LHR
13h 15m1 stop
Air Canada Logo
14:30 - 15:17LHR-SMF
31h 47m1 stop
£510Air Canada
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Sun, 12 Oct - Tue, 28 Oct
Virgin Atlantic Logo
07:00 - 06:25SMF-LHR
15h 25m1 stop
Virgin Atlantic Logo
11:20 - 17:49LHR-SMF
14h 29m1 stop
£526Virgin Atlantic
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Tue, 4 Nov - Thu, 20 Nov
Air Canada Logo
16:05 - 13:20SMF-LHR
13h 15m1 stop
Air Canada Logo
15:00 - 15:17LHR-SMF
31h 17m2 stops
£527Air Canada
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Sun, 12 Oct - Tue, 28 Oct
Virgin Atlantic Logo
07:00 - 06:25SMF-LHR
15h 25m1 stop
Virgin Atlantic Logo
14:45 - 23:50LHR-SMF
17h 05m1 stop
£528Virgin Atlantic
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Tue, 4 Nov - Thu, 20 Nov
Multiple Airlines Logo
14:37 - 18:30SMF-LHR
20h 53m3 stops
Multiple Airlines Logo
10:20 - 22:54LHR-SMF
20h 34m2 stops
£532Multiple Airlines
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Mon, 27 Oct - Tue, 11 Nov
United Airlines Logo
16:05 - 11:50SMF-LHR
12h 45m1 stop
United Airlines Logo
13:25 - 18:56LHR-SMF
37h 31m2 stops
£537United Airlines
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Mon, 27 Oct - Tue, 11 Nov
United Airlines Logo
05:00 - 07:10SMF-LHR
18h 10m2 stops
United Airlines Logo
09:00 - 21:41LHR-SMF
20h 41m2 stops
£544United Airlines
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Tue, 4 Nov - Tue, 11 Nov

United Airlines flights from Sacramento to London Heathrow Airport

Our best United Airlines deals on Sacramento to London Heathrow Airport flight tickets
United Airlines
27 Oct
SMF16:05Sacramento Intl
12h 45m
1 stop
LHR11:50London Heathrow
11 Nov
LHR13:25London Heathrow
37h 31m
2 stops
SMF18:56Sacramento Intl
£537
Find similar
United Airlines
4 Nov
SMF05:00Sacramento Intl
18h 10m
2 stops
LHR07:10London Heathrow
11 Nov
LHR09:00London Heathrow
20h 41m
2 stops
SMF21:41Sacramento Intl
£544
Find similar
United Airlines
5 Nov
SMF13:00Sacramento Intl
12h 40m
1 stop
LHR09:40London Heathrow
19 Nov
LHR13:45London Heathrow
13h 56m
1 stop
SMF19:41Sacramento Intl
£548
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Delta flights from Sacramento to London Heathrow Airport

Our best Delta deals on Sacramento to London Heathrow Airport flight tickets
Delta
4 Nov
SMF09:45Sacramento Intl
16h 15m
1 stop
LHR10:00London Heathrow
11 Nov
LHR06:20London Heathrow
20h 04m
2 stops
SMF18:24Sacramento Intl
£541
Find similar
Delta
4 Nov
SMF11:21Sacramento Intl
17h 29m
1 stop
LHR12:50London Heathrow
18 Nov
LHR06:20London Heathrow
20h 07m
2 stops
SMF18:27Sacramento Intl
£542
Find similar
Delta
4 Nov
SMF05:30Sacramento Intl
18h 20m
2 stops
LHR07:50London Heathrow
11 Nov
LHR08:55London Heathrow
18h 43m
2 stops
SMF19:38Sacramento Intl
£545
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Sacramento to London Heathrow Airport 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 279,928 searches. Data last updated 22 September 2025.
Use the filters below to find and compare flights from Sacramento to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Mon 27/10

14:37-18:30

2 stops20h 53m

London Heathrow

Tue 11/11

19:30-22:54

2 stops35h 24m

£458

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Fri 23/1

07:00-09:20

2 stops42h 20m

London Heathrow

Fri 30/1

06:40-23:06

2 stops24h 26m

£459

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Wed 12/11

11:14-17:40

2 stops22h 26m

London Heathrow

Wed 19/11

06:40-22:18

2 stops23h 38m

£506

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sun 12/10

16:05-13:20

1 stop13h 15m

London Heathrow

Tue 28/10

14:30-15:17

1 stop31h 47m

£510

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 4/11

07:00-06:25

1 stop15h 25m

London Heathrow

Thu 20/11

11:20-17:49

1 stop14h 29m

£526

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sun 12/10

16:05-13:20

1 stop13h 15m

London Heathrow

Tue 28/10

15:00-15:17

2 stops31h 17m

£527

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 4/11

07:00-06:25

1 stop15h 25m

London Heathrow

Thu 20/11

14:45-23:50

1 stop17h 05m

£528

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Mon 27/10

14:37-18:30

3 stops20h 53m

London Heathrow

Tue 11/11

10:20-22:54

2 stops20h 34m

£532

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Mon 27/10

16:05-11:50

1 stop12h 45m

London Heathrow

Tue 11/11

13:25-18:56

2 stops37h 31m

£537

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 4/11

05:00-07:10

2 stops18h 10m

London Heathrow

Tue 11/11

09:00-21:41

2 stops20h 41m

£544

Flights are sorted by cheapest return 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 Heathrow Airport

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 cheapest month to fly to London Heathrow Airport?

In general, April is the cheapest month to fly from Sacramento to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £591. The month of October is another great option to travel to London Heathrow Airport, with average flight prices from Sacramento averaging around £593.

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

On average, the least expensive day to fly to London Heathrow Airport from Sacramento is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as £494. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Thursday is £687.

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

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the evening. momondo users have found flights departing from Sacramento to London Heathrow Airport in the evening for as low as £540. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying at midday when prices are £796 on average. Flights to London Heathrow Airport from Sacramento at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

You are more likely to see cheaper flights to London Heathrow Airport from Sacramento when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £730 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Sacramento for as low as £652 on momondo.

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

As of September 2025, prices for Sacramento to London Heathrow Airport flights are approximately 17% more expensive when compared to flights at the same time last year.

When to book flights from Sacramento to London Heathrow Airport

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

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

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

Direct flights

None
There are no direct flights from Sacramento to London Heathrow Airport. There are no popular flight routes from Sacramento to London Heathrow Airport.
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  • How far is Sacramento Intl to London Heathrow by plane?

    There are 5268.3 mi between Sacramento Intl and London Heathrow. Typically, this will take 12h 40m by plane in normal conditions.

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

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

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

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

    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 Heathrow Airport.

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

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

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

Best airlines flying from Sacramento to London Heathrow Airport

Compare and see reviews for airlines that fly from Sacramento to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom £426Free CancellationRating
6.8
7,421 reviews
Search Lufthansa flights
Virgin AtlanticPriceFrom £439Free CancellationRating
7.4
664 reviews
Search Virgin Atlantic flights

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Luton
Milton Keynes
Maidstone
Gatwick
Slough
Northampton
Swindon
Canterbury
Stratford-upon-Avon
Southend-on-Sea
Ipswich
Ilford
Guildford
Swanage
Poole
Colchester
Worthing
Salisbury
Chelmsford

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?

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?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Sacramento to London.

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

Price alerts on flights to London from Sacramento 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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