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Cheap flights from Sacramento to London from £170

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 22/4. Fares are subject to change and may not be available on all flights or dates of travel.
SMF — LON
26 Dec — 2 Jan1
1 adult
1 adult, Economy, 0 bags

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

Cheap 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 November 2025.

Round-trip from

£428

One-way from

£170

Popular in

June

Cheapest in

October

Average price

£660
Lufthansa
  • Lufthansa
  • 9/1-16/1
  • 3 total stops
  • 36h 54m total
  • Sacramento to London
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KLM
  • KLM
  • 19/4
  • 1 total stop
  • 17h 15m total
  • Sacramento to London
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (£130 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£22 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
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Find 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 November 2025.

Fri 5/1206:15SMF - LHR
1 stop16h 50mDelta
Tue 9/1209:00LHR - SMF
2 stops18h 38mDelta
Deal found 26/11£486
Fri 5/1206:15SMF - LHR
1 stop16h 50mDelta
Thu 11/1208:40LHR - SMF
2 stops18h 21mDelta
Deal found 25/11£487
Fri 5/1206:15SMF - LHR
1 stop16h 50mKLM
Thu 11/1211:20LHR - SMF
1 stop14h 31mKLM
Deal found 25/11£491
Fri 5/1206:15SMF - LHR
2 stops16h 35mVirgin Atlantic
Thu 11/1213:00LHR - SMF
2 stops18h 59mVirgin Atlantic
Deal found 25/11£495
Tue 25/1110:40SMF - LHR
1 stop12h 45mLufthansa
Tue 9/1206:35LHR - SMF
2 stops19h 11mLufthansa
Deal found 24/11£546
Tue 2/1211:10SMF - LHR
2 stops22h 30mScandinavian Airlines
Thu 11/1206:40LHR - SMF
2 stops24h 19mScandinavian Airlines
Deal found 23/11£584
Mon 1/1216:30SMF - STN
2 stops20h 50mMultiple Airlines
Thu 4/1206:30STN - SMF
2 stops24h 21mMultiple Airlines
Deal found 24/11£590
Tue 25/1110:40SMF - LHR
1 stop17h 20mLufthansa
Tue 2/1220:15LHR - SMF
2 stops33h 05mLufthansa
Deal found 23/11£596
Mon 1/1208:45SMF - LHR
1 stop13h 10mLufthansa
Wed 10/1207:30LHR - SMF
2 stops21h 50mLufthansa
Deal found 24/11£598
Mon 24/1114:13SMF - LHR
1 stop13h 02mLufthansa
Tue 9/1206:35LHR - SMF
2 stops19h 11mLufthansa
Deal found 24/11£600
Mon 1/1214:13SMF - LHR
2 stops32h 57mMultiple Airlines
Wed 10/1206:35LHR - SMF
2 stops19h 11mMultiple Airlines
Deal found 24/11£601
Mon 24/1116:05SMF - LHR
2 stops34h 05mMultiple Airlines
Wed 10/1206:35LHR - SMF
2 stops19h 11mMultiple Airlines
Deal found 24/11£604

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 November 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

11:17-16:00

3 stops21h 43m

London Heathrow

Tue 17/3

06:40-23:32

2 stops23h 52m

£457

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Wed 4/2

11:10-21:20

3 stops26h 10m

London Heathrow

Tue 10/2

07:05-22:24

3 stops23h 19m

£463

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sun 19/4

08:26-08:05

1 stop15h 39m

London Heathrow

Thu 7/5

14:45-22:06

1 stop15h 21m

£470

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Fri 9/1

12:30-11:50

1 stop15h 20m

London Heathrow

Fri 16/1

09:00-19:39

2 stops18h 39m

£472

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Wed 28/1

11:10-12:00

1 stop16h 50m

London Heathrow

Sun 1/2

07:40-19:39

2 stops19h 59m

£475

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Wed 28/1

07:00-06:40

2 stops15h 40m

London Heathrow

Sun 1/2

09:00-19:39

2 stops18h 39m

£476

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sun 8/2

14:25-07:25

1 stop33h 00m

London Heathrow

Sat 21/2

14:30-11:52

1 stop29h 22m

£476

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sun 8/2

12:30-11:50

1 stop15h 20m

London Heathrow

Sun 22/2

13:25-22:30

2 stops41h 05m

£476

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sat 10/1

07:00-06:40

2 stops15h 40m

London Heathrow

Sat 17/1

13:25-11:55

2 stops30h 30m

£479

SacramentoLondon

SMF - LCY

SMFLCY

Sacramento Intl

Tue 12/5

11:10-16:40

2 stops21h 30m

London City

Wed 27/5

09:20-22:13

2 stops20h 53m

£547

Flights are sorted by cheapest return flights first.

Deals found on 24/11

Showing 1-10 of 60 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 21 November 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, December is the cheapest month in which you can book a flight from Sacramento to London (average of £350). Flying from Sacramento to London in June is currently the most expensive (average of £614). 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 November 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.

How much does it cost for a return flight from Sacramento to London?

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 £515.

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. 2 airlines 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 £470, Scandinavian Airlines can have you in London from Sacramento in 15h 39m. There are 5265 mi between Sacramento and London. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Sacramento to London round-trip?

    Lufthansa, at £436, was found to be the cheapest airline from Sacramento to London. An alternate airline flying to your destination would be Virgin Atlantic. Lufthansa is currently priced 39% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Sacramento to London one-way?

    One-way options have recently been found by users for as low as £170 on Delta. Other airlines that offer cheap prices include KLM from £170 and Aer Lingus from £267 one-way.

  • 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, December is the cheapest month in which you can book a flight from Sacramento to London (average of £350). Flying from Sacramento to London in June is currently the most expensive (average of £614). 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?

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Top 2 airlines flying from Sacramento to London

Discover the top 2 airlines 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 November 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest£436Average£512FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Virgin AtlanticCheapest£451Average£817FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic 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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