How long is the flight from Sacramento to London?

For as low as £675, SWISS can have you in London from Sacramento in 17h 43m. There are 5289 mi between Sacramento and London. This flight may include one or multiple stops.

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

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.

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Sacramento to London as you normally would.

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. 0 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.

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.

£239+ Cheap Flights from Sacramento to London

Cheap flight deals from Sacramento to London

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 21 September 2026.

Tue 20/1018:00 -

2 stops33h 50m

Fri 30/1013:00 -

2 stops41h 01m

Deal found 21/9£543

Tue 20/1006:00 -

1 stop24h 10m

Fri 30/1014:30 -

1 stop31h 51m

Deal found 21/9£544

Thu 5/1106:00 -

1 stop16h 50m

Thu 12/1107:30 -

2 stops23h 39m

Deal found 21/9£574

Thu 5/1116:08 -

1 stop33h 32m

Thu 12/1114:30 -

1 stop32h 51m

Deal found 21/9£582

Thu 5/1112:01 -

2 stops15h 49m

Thu 12/1111:10 -

2 stops20h 34m

Deal found 21/9£589

Mon 28/914:14 -

1 stop19h 21m

Sat 10/1008:20 -

2 stops19h 17m

Deal found 20/9£602

Mon 28/910:15 -

1 stop20h 50m

Sat 3/1017:00 -

1 stop25h 25m

Deal found 19/9£602

Sun 11/1018:00 -

2 stops32h 00m

Mon 19/1015:05 -

1 stop34h 16m

Deal found 18/9£606

Wed 2/1208:20 -

2 stops25h 30m

Wed 9/1218:40 -

2 stops36h 01m

Deal found 21/9£607

Mon 30/1116:05 -

2 stops31h 05m

Sun 13/1213:00 -

2 stops34h 21m

Deal found 19/9£608

Thu 26/1105:00 -

1 stop20h 40m

Mon 30/1113:45 -

2 stops38h 19m

Deal found 21/9£610

Thu 22/1011:26 -

2 stops20h 34m

Tue 3/1116:45 -

2 stops34h 16m

Deal found 20/9£617

Best flights from Sacramento to London
Discover carefully curated flight deals from Sacramento to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 21 September 2026.

Wed 2/1208:20 -

2 stops25h 30m

Wed 9/1218:40 -

2 stops36h 01m

Deal found 21/9£607

Thu 26/1105:00 -

1 stop20h 40m

Mon 30/1113:45 -

2 stops38h 19m

Deal found 21/9£610

Thu 3/1214:16 -

1 stop14h 04m

Sat 12/1214:45 -

1 stop16h 23m

Deal found 19/9£636

Sun 11/1014:17 -

2 stops17h 43m

Fri 23/1010:25 -

2 stops20h 21m

Deal found 20/9£675

Sun 25/1019:38 -

3 stops32h 12m

Sun 1/1112:15 -

3 stops34h 13m

Deal found 16/9£715

Wed 28/1012:19 -

2 stops20h 41m

Wed 18/1107:05 -

3 stops24h 16m

Deal found 19/9£786

Wed 30/1211:12 -

2 stops19h 23m

Fri 8/107:40 -

2 stops22h 18m

Deal found 18/9£811

Tue 13/1013:10 -

2 stops21h 40m

Tue 20/1010:20 -

2 stops19h 24m

Deal found 16/9£932

Tue 27/1013:28 -

2 stops37h 27m

Wed 11/1110:55 -

2 stops43h 49m

Deal found 20/9£1,109

Mon 14/1208:00 -

2 stops17h 40m

Sat 26/1211:35 -

2 stops17h 07m

Deal found 20/9£663

Wed 28/1009:55 -

2 stops19h 55m

Wed 11/1109:15 -

2 stops20h 37m

Deal found 19/9£724

Sun 17/114:15 -

3 stops23h 20m

Thu 11/206:40 -

2 stops23h 36m

Deal found 17/9£788

Mon 25/107:00 -

1 stop21h 20m

Wed 27/114:45 -

2 stops29h 16m

Deal found 21/9£788

Tue 22/1214:57 -

1 stop17h 33m

Wed 30/1210:55 -

1 stop30h 33m

Deal found 20/9£809

Tue 27/1009:55 -

2 stops19h 55m

Thu 12/1109:15 -

2 stops20h 37m

Deal found 20/9£741

Thu 15/1013:10 -

2 stops21h 40m

Thu 22/1010:20 -

2 stops21h 31m

Deal found 17/9£821

Sun 17/111:06 -

2 stops19h 09m

Thu 11/207:40 -

2 stops21h 50m

Deal found 20/9£845

Mon 1/311:55 -

2 stops25h 45m

Mon 8/307:05 -

3 stops23h 11m

Deal found 16/9£788

Mon 2/1114:15 -

2 stops15h 15m

Mon 9/1107:50 -

2 stops17h 50m

Deal found 18/9£797

Tue 13/1007:00 -

2 stops17h 40m

Wed 11/1109:15 -

2 stops21h 25m

Deal found 16/9£743

Sun 4/1006:02 -

2 stops24h 38m

Tue 20/1010:20 -

2 stops19h 24m

Deal found 19/9£849

Mon 22/211:55 -

3 stops25h 40m

Mon 8/307:05 -

3 stops23h 11m

Deal found 19/9£790

Tue 20/1008:18 -

2 stops25h 07m

Thu 29/1009:15 -

2 stops20h 25m

Deal found 17/9£767

Sat 16/108:25 -

2 stops23h 55m

Sun 31/117:20 -

2 stops31h 10m

Deal found 19/9£889

Wed 25/1108:00 -

2 stops20h 50m

Mon 30/1109:15 -

2 stops19h 21m

Deal found 17/9£839

Tue 17/1109:33 -

2 stops22h 57m

Fri 27/1106:30 -

2 stops25h 24m

Deal found 20/9£932

Tue 20/1007:00 -

2 stops17h 40m

Fri 30/1009:15 -

2 stops20h 25m

Deal found 21/9£840

Sun 1/1109:18 -

2 stops23h 12m

Sun 8/1106:30 -

2 stops23h 36m

Deal found 17/9£967

Thu 15/1007:00 -

2 stops21h 35m

Thu 22/1009:15 -

2 stops21h 31m

Deal found 17/9£841

Thu 22/1012:25 -

3 stops26h 00m

Tue 3/1106:30 -

2 stops41h 55m

Deal found 21/9£970

Find flight deals from Sacramento to London

Round-trip from	£543
One-way from	£239
Popular in	June
Cheapest in	March
Average price	£765

Air Canada
20/10-30/10
4 total stops
74h 51m total
Sacramento to London

Search Deals

JetBlue
5/10-31/12
1 total stop
13h 07m total
Sacramento to London

Search Deals

Highest demand for flights based on searches. 14% potential increase in price (£90 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£22 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Fri 19/3

16:05-21:00

2 stops45h 55m

London Heathrow

Wed 31/12

00:00-15:00

Nonstop0h 00m

£246

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Sat 5/12

17:11-12:50

3 stops35h 39m

London Heathrow

Wed 31/12

00:00-15:00

Nonstop0h 00m

£269

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Mon 28/9

23:35-20:45

1 stop13h 10m

London Heathrow

Wed 31/12

00:00-15:00

Nonstop0h 00m

£276

SacramentoLondon

SMF Sacramento Intl - LCY London City

SMFLCY

Sacramento Intl

Thu 11/3

08:00-12:50

2 stops20h 50m

London City

Wed 31/12

00:00-15:00

Nonstop0h 00m

£297

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Mon 28/9

11:38-17:20

2 stops21h 42m

London Heathrow

Wed 31/12

00:00-15:00

Nonstop0h 00m

£320

SacramentoLondon

SMF Sacramento Intl - STN London Stansted

SMFSTN

Sacramento Intl

Tue 15/12

09:40-06:55

3 stops37h 15m

London Stansted

Wed 31/12

00:00-15:00

Nonstop0h 00m

£322

SacramentoLondon

SMF Sacramento Intl - LGW London Gatwick

SMFLGW

Sacramento Intl

Sun 25/10

09:55-17:50

2 stops24h 55m

London Gatwick

Wed 31/12

00:00-15:00

Nonstop0h 00m

£333

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Sat 26/12

19:48-13:30

1 stop33h 42m

London Heathrow

Wed 31/12

00:00-15:00

Nonstop0h 00m

£334

Fastest return journey

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Sun 25/10

16:05-11:50

1 stop12h 45m

London Heathrow

Wed 31/12

00:00-15:00

Nonstop0h 00m

£336

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Mon 9/11

16:05-09:20

2 stops33h 15m

London Heathrow

Wed 31/12

00:00-15:00

Nonstop0h 00m

£343

Flights are sorted by cheapest return flights first.

Deals found on 18/9

Showing 1-10 of 60 resultsSorted by cheapest first

...

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.

SMF-LON

SMF-LHR

SMF-LGW

SMF-LCY

SMF-STN

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

SMF-LON

SMF-LHR

SMF-LGW

SMF-LCY

SMF-STN

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

Currently, March is the cheapest month in which you can book a flight from Sacramento to London (average of £487). Flying from Sacramento to London in June is currently the most expensive (average of £1,044). 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.

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

Airfare is below average for this route at the moment.

Sacramento to London flights typically cost between £634 and £819 in October.
The cheapest return price found within the last 5 days was £543 on Air Canada (20 Oct–30 Oct).

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

Denver (DEN) – chosen by Cheapflights users on 50% of one-stop itineraries from Sacramento to London on Cheapflights.

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

New York (JFK) is the most affordable one-stop option, with an average return flight price of £743.

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

Flights via Denver (DEN) have the shortest average one-way travel time for one-stop routes: 12h 40m.

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

Flights via Denver (DEN) offer the fastest connection on this route, with an average stopover time of 1h 32m.

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

To ensure you get the cheapest price possible for a flight from Sacramento to London, you should look to book at least 10 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.

Related info for your journey

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. 0 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 £675, SWISS can have you in London from Sacramento in 17h 43m. There are 5289 mi between Sacramento and London. This flight may include one or multiple stops.
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, March is the cheapest month in which you can book a flight from Sacramento to London (average of £487). Flying from Sacramento to London in June is currently the most expensive (average of £1,044). 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

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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.

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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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Cheap flights from Sacramento to London from £239

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Sacramento to London

Cheapest flights from Sacramento to LondonExplore 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 21 September 2026.

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 21 September 2026.

Best flights from Sacramento to LondonDiscover carefully curated flight deals from Sacramento to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 21 September 2026.

Discover carefully curated flight deals from Sacramento to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 21 September 2026.

Last-minute flights from Sacramento to LondonDiscover last-minute flight deals from Sacramento to London. Data last updated 21 September 2026 and is based on user searches.

Discover last-minute flight deals from Sacramento to London. Data last updated 21 September 2026 and is based on user searches.

One-way flights from Sacramento to LondonSearch for one-way flight options from Sacramento to London. Find affordable one-way fares based on user searches. Data last updated 21 September 2026.

Search for one-way flight options from Sacramento to London. Find affordable one-way fares based on user searches. Data last updated 21 September 2026.

Find flight deals from Sacramento to London

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Use the filters below to find and compare flights from Sacramento to London that are best for you.

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.

Cheapflights Insights

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

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

Airfare is below average for this route at the moment.

Sacramento to London flights typically cost between £634 and £819 in October.The cheapest return price found within the last 5 days was £543 on Air Canada (20 Oct–30 Oct).

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 50% 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.

New York (JFK) is the most affordable one-stop option, with an average return flight price of £743.

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 40m.

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 Denver (DEN) offer the fastest connection on this route, with an average stopover time of 1h 32m.

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

To ensure you get the cheapest price possible for a flight from Sacramento to London, you should look to book at least 10 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.

Related info for your journey

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

How long is the flight from Sacramento to London?

What are the most popular routes from Sacramento to London?

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

How can I find direct flights from Sacramento to London?

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

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

Travelling to a place near London?

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Alternative routes for Sacramento to London

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Complete your trip

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Direct flights to England

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Other flights to London

Explore flights to London departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 21 September 2026.

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

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

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

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

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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 21 September 2026.

Best flights from Sacramento to London
Discover carefully curated flight deals from Sacramento to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 21 September 2026.

Last-minute flights from Sacramento to London
Discover last-minute flight deals from Sacramento to London. Data last updated 21 September 2026 and is based on user searches.

One-way flights from Sacramento to London
Search for one-way flight options from Sacramento to London. Find affordable one-way fares based on user searches. Data last updated 21 September 2026.

Sacramento to London flights typically cost between £634 and £819 in October.
The cheapest return price found within the last 5 days was £543 on Air Canada (20 Oct–30 Oct).