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Cheap flights from Sacramento to London from £244

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 27/2. Fares are subject to change and may not be available on all flights or dates of travel.
SMF — LON
25 Jan — 1 Feb1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Sacramento Intl to London are usually found in February or October, booked 7 days in advance, depart on a Tuesday or Thursday and return on a Sunday

Cheap flight deals from Sacramento to London

Enter your travel dates to find the best prices.

Cheapest flights from Sacramento to London
Explore the most affordable flight options available from Sacramento to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 December 2025.

Wed 31/1210:38SMF - LHR
1 stop18h 52mMultiple Airlines
Wed 7/115:00LHR - SMF
2 stops28h 52mMultiple Airlines
Deal found 26/12£610
Wed 31/1210:52SMF - LHR
1 stop12h 33mLufthansa
Wed 7/107:40LHR - SMF
1 stop19h 01mLufthansa
Deal found 26/12£618
Thu 25/1218:20SMF - LHR
1 stop29h 05mMultiple Airlines
Sun 28/1214:30LHR - SMF
1 stop32h 47mMultiple Airlines
Deal found 24/12£690
Thu 25/1218:20SMF - LHR
2 stops31h 20mUnited Airlines
Sun 28/1214:30LHR - SMF
1 stop32h 47mUnited Airlines
Deal found 24/12£698
Tue 30/1216:05SMF - LHR
2 stops34h 05mAir Canada
Mon 5/115:00LHR - SMF
2 stops28h 52mAir Canada
Deal found 25/12£770
Tue 30/1214:13SMF - LHR
1 stop13h 02mMultiple Airlines
Mon 5/115:00LHR - SMF
2 stops28h 52mMultiple Airlines
Deal found 25/12£773
Fri 26/1210:40SMF - LHR
1 stop12h 45mMultiple Airlines
Fri 2/115:00LHR - SMF
2 stops32h 17mMultiple Airlines
Deal found 25/12£915
Fri 26/1210:40SMF - LHR
1 stop12h 45mMultiple Airlines
Sun 4/115:00LHR - SMF
2 stops28h 52mMultiple Airlines
Deal found 25/12£928
Fri 26/1205:00SMF - LHR
2 stops22h 20mAir Canada
Sun 4/115:00LHR - SMF
2 stops28h 52mAir Canada
Deal found 25/12£936
Tue 30/1207:00SMF - LHR
1 stop20h 15mLufthansa
Mon 5/107:55LHR - SMF
1 stop23h 02mLufthansa
Deal found 25/12£951
Tue 30/1208:04SMF - LCY
2 stops26h 26mBritish Airways
Mon 5/119:15LCY - SMF
2 stops36h 15mBritish Airways
Deal found 25/12£1,179
Thu 25/1214:15SMF - LGW
2 stops44h 45mBritish Airways
Sun 28/1219:40LGW - SMF
2 stops33h 39mBritish Airways
Deal found 24/12£1,469

Find flight deals from Sacramento to London

Discover tips and strategies to find the most affordable flight options for your journey from Sacramento (SMF) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 26 December 2025.

Round-trip from

£413

One-way from

£210

Popular in

June

Cheapest in

February

Average price

£597
Lufthansa
  • Lufthansa
  • 21/1-28/1
  • 3 total stops
  • 32h 16m total
  • Sacramento to London
Search Deals
28/1
  • 28/1
  • 2 total stops
  • 21h 50m total
  • Sacramento to London
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (£132 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£24 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Sacramento to London 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, Cheapflights users made 858,174 searches. Data last updated 26 December 2025.
Use the filters below to find and compare flights from Sacramento to London that are best for you.

Fly from

Sacramento

Fly to

London

Route

Depart

Return

Price

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Thu 12/3

11:06-07:25

1 stop13h 19m

London Heathrow

Tue 17/3

06:35-20:51

2 stops21h 16m

£443

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Thu 29/1

10:50-07:55

1 stop13h 05m

London Heathrow

Sun 15/2

10:05-16:06

1 stop14h 01m

£462

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Mon 23/2

12:30-10:10

2 stops37h 40m

London Heathrow

Mon 2/3

07:40-19:41

2 stops20h 01m

£463

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 17/2

12:30-11:50

1 stop15h 20m

London Heathrow

Sat 28/2

09:00-22:15

2 stops21h 15m

£464

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sun 8/2

20:30-07:25

1 stop26h 55m

London Heathrow

Sun 15/2

14:30-11:52

1 stop29h 22m

£467

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 17/2

06:00-08:45

2 stops18h 45m

London Heathrow

Sat 28/2

08:40-20:58

2 stops20h 18m

£470

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sun 8/2

06:00-07:10

2 stops17h 10m

London Heathrow

Sun 15/2

06:30-16:06

2 stops17h 36m

£470

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 21/4

12:30-13:20

1 stop16h 50m

London Heathrow

Thu 14/5

08:40-10:02

2 stops33h 22m

£476

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Mon 23/2

11:15-09:20

2 stops38h 05m

London Heathrow

Thu 26/2

06:40-22:31

2 stops23h 51m

£478

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 14/4

06:00-14:10

1 stop24h 10m

London Heathrow

Tue 28/4

15:05-11:50

1 stop28h 45m

£479

Flights are sorted by cheapest return flights first.

Deals found on 25/12

Showing 1-10 of 50 results
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Best time to book a flight from Sacramento to London

Have a flexible travel schedule? Discover the best time to fly to London from Sacramento with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Sacramento to London

How far ahead should I book a flight from Sacramento to London?

Use this chart to determine the optimal time to book a return flight from Sacramento to London. Price data was last updated on 19 December 2025.

To ensure you get the cheapest price possible for a flight from Sacramento to London, you should look to book at least 7 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Sacramento to London?

Currently, October is the cheapest month in which you can book a flight from Sacramento to London (average of £368). Flying from Sacramento to London in June is currently the most expensive (average of £601). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SMF to LON?

Find hourly flight availability from Sacramento to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 26 December 2025.

It’s optimal to fly from Sacramento to London in the evening. By choosing this option you can save up to 29% on the cost of your flight, compared to a flight in the morning.

What’s the top stopover airport for flights from Sacramento to London?

Share of one-stop return flights from Sacramento to London chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Denver (DEN) – chosen by Cheapflights users on 58% of one-stop itineraries from Sacramento to London on Cheapflights.

What’s the cheapest stopover airport for flights from Sacramento to London?

Average return fare for one-stop flights from Sacramento to London, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Chicago (ORD) is the most affordable one-stop option, with an average return flight price of £502.

What’s the fastest stopover option from Sacramento to London?

Shortest average travel time for one-stop one-way flights from Sacramento to London, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Denver (DEN) have the shortest average one-way travel time for one-stop routes: 12h 12m.

Which airport typically offers the quickest stopover for flights from Sacramento to London?

Average stopover duration for one-stop one-way flights from Sacramento to London, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Salt Lake City (SLC) offer the fastest connection on this route, with an average stopover time of 1h 12m.

Related info for your journey

Find useful and relevant information for your journey from Sacramento to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Sacramento to London?

    Sacramento Intl (SMF), located 9.4 mi from the city center, is the airport you fly out of when you book flights from Sacramento to London. 1 airline have flights from Sacramento Intl to London on a regular basis. Booking flights from Sacramento Intl to London should not be difficult; the airport handles an average of 0 outbound flights to London per day.

  • How long is the flight from Sacramento to London?

    For as low as £443, Lufthansa can have you in London from Sacramento in 13h 19m. There are 5265 mi between Sacramento and London. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Sacramento to London round-trip?

    Lufthansa, at £425, was found to be the cheapest airline from Sacramento to London.. Lufthansa is currently priced 36% below the average price you’ll pay for this route.

  • What are the most popular routes from Sacramento to London?

    When deciding which route to take from Sacramento to London consider Sacramento Intl - London Heathrow, Sacramento Intl - London Gatwick or Sacramento Intl - London City as they are the most popular.

  • Can I find deals for flights from Sacramento to London that include hotel bookings?

    Yes. In addition to deals on Sacramento to London flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Sacramento to London?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sacramento to London.

  • Can I find deals for business class flights from Sacramento to London?

    Yes. Cheapflights offers flight deals from Sacramento to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Sacramento to London?

    Currently, October is the cheapest month in which you can book a flight from Sacramento to London (average of £368). Flying from Sacramento to London in June is currently the most expensive (average of £601). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
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Croydon
Slough
Hounslow
Luton
Gatwick
Wembley
Ilford
Brentford
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Hayes
Watford
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Bedford
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Ipswich
Bishop's Stortford
Chelmsford

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Top airline flying from Sacramento to London

Discover the top airline that operate flights from Sacramento to London. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 26 December 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest£425Average£498FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Sacramento to London?

Cheapflights helps you search for flights from Sacramento to London via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Sacramento to London?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to London from Sacramento.

Can Cheapflights find flights from Sacramento to London with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Sacramento to London flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Sacramento to London become cheaper?

Not ready to book yet? You can track prices for flights from Sacramento to London on Cheapflights with our Price Alert feature and get notified when better prices are available.

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