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Cheap flights from Sacramento to London from £249

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 28/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap return flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
14:15 - 17:40
SMF
-
LHR
19h 25m
2 stops
Scandinavian Airlines Logo
06:40 - 22:16
LHR
-
SMF
23h 36m
2 stops
£609Scandinavian Airlines
Mon, 28 Sep - Mon, 12 Oct
Lufthansa Logo
13:00 - 17:40
SMF
-
LHR
20h 40m
2 stops
Lufthansa Logo
07:25 - 22:55
LHR
-
SMF
23h 30m
2 stops
£617Lufthansa
Fri, 21 Aug - Sun, 23 Aug
Lufthansa Logo
14:12 - 16:40
SMF
-
LHR
18h 28m
2 stops
Lufthansa Logo
07:25 - 22:55
LHR
-
SMF
23h 30m
2 stops
£618Lufthansa
Fri, 21 Aug - Sun, 23 Aug
Scandinavian Airlines Logo
11:55 - 18:30
SMF
-
LHR
22h 35m
2 stops
Scandinavian Airlines Logo
06:40 - 22:16
LHR
-
SMF
23h 36m
2 stops
£623Scandinavian Airlines
Mon, 28 Sep - Mon, 12 Oct
Scandinavian Airlines Logo
11:55 - 17:40
SMF
-
LHR
21h 45m
2 stops
Scandinavian Airlines Logo
06:40 - 22:16
LHR
-
SMF
23h 36m
2 stops
£625Scandinavian Airlines
Mon, 28 Sep - Mon, 12 Oct
Lufthansa Logo
14:24 - 17:05
SMF
-
LHR
18h 41m
2 stops
Lufthansa Logo
06:55 - 17:34
LHR
-
SMF
18h 39m
2 stops
£627Lufthansa
Mon, 10 Aug - Wed, 26 Aug
Lufthansa Logo
14:24 - 17:05
SMF
-
LHR
18h 41m
2 stops
Lufthansa Logo
06:55 - 17:34
LHR
-
SMF
18h 39m
2 stops
£627Lufthansa
Mon, 10 Aug - Wed, 26 Aug
Lufthansa Logo
18:50 - 22:40
SMF
-
LHR
19h 50m
2 stops
Lufthansa Logo
06:55 - 17:34
LHR
-
SMF
18h 39m
2 stops
£628Lufthansa
Tue, 18 Aug - Tue, 25 Aug
Scandinavian Airlines Logo
11:55 - 21:35
SMF
-
LHR
25h 40m
3 stops
Scandinavian Airlines Logo
06:40 - 22:16
LHR
-
SMF
23h 36m
2 stops
£629Scandinavian Airlines
Mon, 28 Sep - Mon, 12 Oct
Scandinavian Airlines Logo
11:55 - 21:35
SMF
-
LHR
25h 40m
3 stops
Scandinavian Airlines Logo
06:40 - 22:16
LHR
-
SMF
23h 36m
2 stops
£630Scandinavian Airlines
Mon, 28 Sep - Mon, 12 Oct

British Airways flights from Sacramento to London Heathrow Airport

Our best British Airways deals on Sacramento to London Heathrow Airport flight tickets
British Airways
5 Aug
SMF11:30Sacramento Intl
17h 15m
1 stop
LHR12:45London Heathrow
19 Aug
LHR10:05London Heathrow
16h 06m
1 stop
SMF18:11Sacramento Intl
£677
British Airways
5 Aug
SMF06:44Sacramento Intl
18h 16m
1 stop
LHR09:00London Heathrow
19 Aug
LHR12:00London Heathrow
16h 44m
1 stop
SMF20:44Sacramento Intl
£678
British Airways
15 Apr
SMF06:00Sacramento Intl
17h 55m
1 stop
LHR07:55London Heathrow
1 May
LHR08:20London Heathrow
15h 14m
1 stop
SMF15:34Sacramento Intl
£808

Scandinavian Airlines flights from Sacramento to London Heathrow Airport

Our best Scandinavian Airlines deals on Sacramento to London Heathrow Airport flight tickets
Scandinavian Airlines
28 Sept
SMF14:15Sacramento Intl
19h 25m
2 stops
LHR17:40London Heathrow
12 Oct
LHR06:40London Heathrow
23h 36m
2 stops
SMF22:16Sacramento Intl
£609
Scandinavian Airlines
28 Sept
SMF11:55Sacramento Intl
22h 35m
2 stops
LHR18:30London Heathrow
12 Oct
LHR06:40London Heathrow
23h 36m
2 stops
SMF22:16Sacramento Intl
£623
Scandinavian Airlines
28 Sept
SMF11:55Sacramento Intl
21h 45m
2 stops
LHR17:40London Heathrow
12 Oct
LHR06:40London Heathrow
23h 36m
2 stops
SMF22:16Sacramento Intl
£625

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 3 April 2026.
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

Cheapest return flight

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Mon 28/9

14:15-17:40

2 stops19h 25m

London Heathrow

Mon 12/10

06:40-22:16

2 stops23h 36m

£609

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Fri 21/8

13:00-17:40

2 stops20h 40m

London Heathrow

Sun 23/8

07:25-22:55

2 stops23h 30m

£617

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Fri 21/8

14:12-16:40

2 stops18h 28m

London Heathrow

Sun 23/8

07:25-22:55

2 stops23h 30m

£618

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Mon 28/9

11:55-18:30

2 stops22h 35m

London Heathrow

Mon 12/10

06:40-22:16

2 stops23h 36m

£623

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Mon 28/9

11:55-17:40

2 stops21h 45m

London Heathrow

Mon 12/10

06:40-22:16

2 stops23h 36m

£625
Fastest return journey

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Mon 10/8

14:24-17:05

2 stops18h 41m

London Heathrow

Wed 26/8

06:55-17:34

2 stops18h 39m

£627

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Mon 10/8

14:24-17:05

2 stops18h 41m

London Heathrow

Wed 26/8

06:55-17:34

2 stops18h 39m

£627

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 18/8

18:50-22:40

2 stops19h 50m

London Heathrow

Tue 25/8

06:55-17:34

2 stops18h 39m

£628

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Mon 28/9

11:55-21:35

3 stops25h 40m

London Heathrow

Mon 12/10

06:40-22:16

2 stops23h 36m

£629

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Mon 28/9

11:55-21:35

3 stops25h 40m

London Heathrow

Mon 12/10

06:40-22:16

2 stops23h 36m

£630

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 typical price of a round-trip flight between Sacramento and London Heathrow Airport?

What is the cheapest month to fly to London Heathrow Airport?

In general, January 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 £569. The month of August is another great option to travel to London Heathrow Airport, with average flight prices from Sacramento averaging around £578.

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 Monday. momondo users have found tickets for Monday departures for as low as £517. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Friday is £654.

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 £561. 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 £790 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 £679 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 £602 on momondo.

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

As of April 2026, prices for Sacramento to London Heathrow Airport flights are approximately 27% cheaper 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

Fastest flight time

12h 25m

Direct flights

None
The fastest flight from Sacramento to London Heathrow Airport takes 12h 25m
There are no direct flights from Sacramento to London Heathrow Airport. There are no popular flight routes from Sacramento to London Heathrow Airport.
Search flight deals

Frequently asked questions about flying from Sacramento to London Heathrow Airport

  • 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 25m 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 £433Free CancellationRating
6.8
7,885 reviews
Search Lufthansa flights

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
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Milton Keynes
Luton
Gatwick
Stratford-upon-Avon
Slough
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Northampton
Swindon
Southend-on-Sea
Wembley
Ipswich
Canterbury
Ilford
Guildford
Hayes
Chelmsford
Poole
Dover
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?

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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