How long is the flight from Sacramento to London?

For as low as £447, United Airlines can have you in London from Sacramento in 12h 15m. 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 £422, 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 41% below the average price you’ll pay for this route.

What is the cheapest day to fly from Sacramento to London?

Travellers seeking maximum savings on their Sacramento to London flight should consider departing on Friday mornings when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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 day to fly round-trip from Sacramento to London?

Tuesday is generally a great day to depart. Flying on this day could help you save up to 123%.

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

To save up to 9% on this flight, we recommend booking at least 39 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Sacramento to London from £503 1-2 weeks out and tickets from £603 for flights departing within the next 72 hours.

What is the cheapest month to fly from Sacramento to London?

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, October can be a great choice for travel to London. Flights to London from Sacramento in October are about £554 on average during October, but can be found for as low as £379.

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.

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.

£174+ Flights from Sacramento to London

Q: 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 £549 and £662 in October. The cheapest return flight price found within the last 3 days was £430 on Air Canada (12 Oct-28 Oct).

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

Cheap flight deals from Sacramento to London

Round-trip from	£430
One-way from	£174
Popular in	June
Cheapest in	October
Average price	£598

Air Canada
12/10-28/10
3 total stops
67h 32m total
Sacramento to London

Search Deals

16/10
2 total stops
39h 29m total
Sacramento to London

Search Deals

Highest demand for flights based on searches. 17% potential increase in price (£114 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£20 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Find flight deals from Sacramento to London

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 16 September 2025.

Sun 12/1016:05SMF - LHR

2 stops35h 45mAir Canada

Tue 28/1014:30LHR - SMF

1 stop31h 47mAir Canada

Deal found 14/9£430

Sun 12/1016:39SMF - LHR

1 stop13h 36mVirgin Atlantic

Tue 28/1011:20LHR - SMF

1 stop14h 56mVirgin Atlantic

Deal found 16/9£436

Sat 15/1106:45SMF - LHR

2 stops26h 55mScandinavian Airlines

Mon 24/1106:40LHR - SMF

2 stops24h 18mScandinavian Airlines

Deal found 15/9£439

Tue 25/1116:05SMF - LHR

2 stops31h 05mMultiple Airlines

Fri 5/1206:35LHR - SMF

2 stops40h 42mMultiple Airlines

Deal found 15/9£442

Mon 27/1016:05SMF - LHR

1 stop12h 45mUnited Airlines

Tue 11/1113:25LHR - SMF

2 stops41h 00mUnited Airlines

Deal found 16/9£444

Wed 12/1111:14SMF - LHR

2 stops23h 16mScandinavian Airlines

Wed 19/1107:05LHR - SMF

3 stops23h 49mScandinavian Airlines

Deal found 15/9£447

Tue 4/1116:00SMF - LHR

1 stop33h 40mUnited Airlines

Tue 11/1114:30LHR - SMF

1 stop32h 47mUnited Airlines

Deal found 15/9£449

Thu 16/1018:16SMF - LGW

1 stop32h 39mMultiple Airlines

Wed 22/1010:55LGW - SMF

1 stop35h 39mMultiple Airlines

Deal found 14/9£452

Wed 12/1106:00SMF - LGW

2 stops19h 00mAmerican Airlines

Wed 19/1112:30LGW - SMF

2 stops29h 48mAmerican Airlines

Deal found 15/9£496

Wed 1/1006:30SMF - LGW

2 stops20h 25mMultiple Airlines

Wed 8/1010:55LGW - SMF

1 stop35h 39mMultiple Airlines

Deal found 15/9£525

Wed 1/1012:54SMF - LCY

2 stops21h 41mLufthansa

Wed 8/1008:45LCY - SMF

2 stops22h 25mLufthansa

Deal found 16/9£528

Sat 11/1011:00SMF - LGW

2 stops35h 20mMultiple Airlines

Wed 22/1010:55LGW - SMF

1 stop35h 39mMultiple Airlines

Deal found 14/9£537

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 16 September 2025.

Wed 1/1011:10SMF - LHR

1 stop12h 15mUnited Airlines

Tue 7/1009:30LHR - SMF

2 stops34h 18mUnited Airlines

Deal found 15/9£447

Thu 30/1014:37SMF - LHR

2 stops24h 03mScandinavian Airlines

Thu 6/1107:05LHR - SMF

3 stops23h 41mScandinavian Airlines

Deal found 14/9£447

Thu 16/1018:16SMF - LGW

1 stop32h 39mMultiple Airlines

Wed 22/1010:55LGW - SMF

1 stop35h 39mMultiple Airlines

Deal found 14/9£452

Wed 1/1012:54SMF - LCY

2 stops21h 41mLufthansa

Wed 8/1008:45LCY - SMF

2 stops22h 25mLufthansa

Deal found 16/9£528

Wed 12/1110:58SMF - LGW

2 stops15h 57mIcelandair

Wed 19/1111:55LGW - SMF

2 stops17h 59mIcelandair

Deal found 14/9£686

Fri 10/1006:04SMF - LGW

2 stops20h 36mAmerican Airlines

Sun 19/1014:30LGW - SMF

2 stops27h 51mAmerican Airlines

Deal found 13/9£728

Wed 12/1111:14SMF - LHR

2 stops26h 26mScandinavian Airlines

Tue 18/1107:05LHR - SMF

3 stops23h 49mScandinavian Airlines

Deal found 15/9£447

Tue 25/1105:00SMF - LHR

1 stop20h 40mUnited Airlines

Fri 5/1213:25LHR - SMF

2 stops40h 32mUnited Airlines

Deal found 15/9£447

Tue 14/1012:11SMF - LHR

2 stops21h 29mScandinavian Airlines

Tue 21/1019:50LHR - SMF

3 stops29h 21mScandinavian Airlines

Deal found 15/9£447

Tue 11/1113:00SMF - LHR

1 stop12h 40mUnited Airlines

Tue 18/1113:25LHR - SMF

2 stops41h 00mUnited Airlines

Deal found 15/9£447

Wed 1/1006:30SMF - LGW

2 stops20h 25mMultiple Airlines

Wed 8/1010:55LGW - SMF

1 stop35h 39mMultiple Airlines

Deal found 15/9£525

Mon 27/1014:37SMF - LHR

2 stops24h 03mScandinavian Airlines

Tue 11/1118:40LHR - SMF

2 stops36h 14mScandinavian Airlines

Deal found 15/9£453

Last-minute flights from Sacramento to London
Discover last-minute flight deals from Sacramento to London. Data last updated 16 September 2025 and is based on user searches.

Sun 21/906:46SMF - LHR

2 stops18h 49mAir Canada

Sun 28/910:15LHR - SMF

2 stops19h 34mAir Canada

Deal found 14/9£490

Sun 21/907:00SMF - LHR

1 stop15h 20mUnited Airlines

Sun 28/910:35LHR - SMF

1 stop20h 58mUnited Airlines

Deal found 14/9£501

Fri 26/914:36SMF - LHR

1 stop15h 59mDelta

Fri 3/1008:40LHR - SMF

2 stops19h 50mDelta

Deal found 14/9£525

Fri 26/916:07SMF - LHR

1 stop12h 13mUnited Airlines

Sun 5/1012:05LHR - SMF

1 stop16h 35mUnited Airlines

Deal found 14/9£535

Fri 26/914:36SMF - LHR

1 stop15h 59mDelta

Sat 4/1011:20LHR - SMF

1 stop18h 55mDelta

Deal found 14/9£597

Wed 1/1006:30SMF - LGW

2 stops20h 25mMultiple Airlines

Wed 8/1010:55LGW - SMF

1 stop35h 39mMultiple Airlines

Deal found 15/9£525

Sat 11/1011:00SMF - LGW

2 stops35h 20mMultiple Airlines

Wed 22/1010:55LGW - SMF

1 stop35h 39mMultiple Airlines

Deal found 14/9£537

Sun 12/1018:16SMF - LGW

2 stops55h 44mMultiple Airlines

Wed 22/1010:55LGW - SMF

1 stop35h 39mMultiple Airlines

Deal found 14/9£559

Mon 13/1019:32SMF - LGW

2 stops26h 48mMultiple Airlines

Wed 22/1010:55LGW - SMF

1 stop35h 39mMultiple Airlines

Deal found 14/9£637

Wed 15/1019:58SMF - LGW

2 stops26h 22mMultiple Airlines

Wed 22/1010:55LGW - SMF

1 stop35h 39mMultiple Airlines

Deal found 14/9£638

Thu 16/1018:16SMF - LGW

1 stop32h 39mMultiple Airlines

Wed 22/1010:55LGW - SMF

1 stop35h 39mMultiple Airlines

Deal found 14/9£452

Thu 16/1018:16SMF - LGW

1 stop32h 39mMultiple Airlines

Thu 23/1013:05LGW - SMF

2 stops32h 58mMultiple Airlines

Deal found 14/9£623

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 16 September 2025.

Thu 16/1018:16SMF - LHR

2 stops39h 29mMultiple Airlines

Deal found 14/9£174

Thu 16/1018:16SMF - LGW

1 stop32h 39mMultiple Airlines

Deal found 14/9£174

Sun 5/1015:11SMF - LGW

3 stops55h 09mMultiple Airlines

Deal found 15/9£201

Sat 11/1011:00SMF - LGW

2 stops35h 20mMultiple Airlines

Deal found 14/9£204

Thu 20/1114:13SMF - LHR

2 stops38h 37mMultiple Airlines

Deal found 16/9£205

Wed 15/1007:00SMF - LGW

1 stop19h 55mMultiple Airlines

Deal found 15/9£207

Tue 14/1019:58SMF - LGW

2 stops26h 22mMultiple Airlines

Deal found 14/9£220

Thu 16/1018:16SMF - STN

3 stops44h 54mMultiple Airlines

Deal found 14/9£224

Sun 12/1018:16SMF - LGW

2 stops55h 44mMultiple Airlines

Deal found 14/9£230

Sun 5/1017:46SMF - STN

3 stops56h 39mMultiple Airlines

Deal found 15/9£233

Sat 11/1006:20SMF - STN

3 stops34h 00mMultiple Airlines

Deal found 14/9£235

Wed 15/1019:58SMF - STN

3 stops34h 22mMultiple Airlines

Deal found 14/9£237

Fly from

Fly to

Route

Depart

Return

Price

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Wed 1/10

11:10-07:25

1 stop12h 15m

London Heathrow

Tue 7/10

09:30-11:48

2 stops34h 18m

£447

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Thu 30/10

14:37-21:40

2 stops24h 03m

London Heathrow

Thu 6/11

07:05-22:46

3 stops23h 41m

£447

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Wed 12/11

11:14-21:40

2 stops26h 26m

London Heathrow

Tue 18/11

07:05-22:54

3 stops23h 49m

£447

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 25/11

05:00-09:40

1 stop20h 40m

London Heathrow

Fri 5/12

13:25-21:57

2 stops40h 32m

£447

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 14/10

12:11-17:40

2 stops21h 29m

London Heathrow

Tue 21/10

19:50-17:11

3 stops29h 21m

£447

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 11/11

13:00-09:40

1 stop12h 40m

London Heathrow

Tue 18/11

13:25-22:25

2 stops41h 00m

£447

SacramentoLondon

SMF - LGW

SMFLGW

Sacramento Intl

Thu 16/10

18:16-10:55

1 stop32h 39m

London Gatwick

Wed 22/10

10:55-14:34

1 stop35h 39m

£452

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Mon 27/10

14:37-21:40

2 stops24h 03m

London Heathrow

Tue 11/11

18:40-22:54

2 stops36h 14m

£453

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Thu 12/2

07:00-18:30

2 stops27h 30m

London Heathrow

Sun 15/2

18:40-23:06

2 stops36h 26m

£453

SacramentoLondon

SMF - LGW

SMFLGW

Sacramento Intl

Wed 1/10

06:30-10:55

2 stops20h 25m

London Gatwick

Wed 8/10

10:55-14:34

1 stop35h 39m

£525

Flights are sorted by cheapest return flights first.

Deals found on 14/9

Showing 1-10 of 60 results

...

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?

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, January is the cheapest month in which you can book a flight from Sacramento to London (average of £112). Flying from Sacramento to London in August is currently the most expensive (average of £164). 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?

It’s optimal to fly from Sacramento to London in the morning. By choosing this option you can save up to 36% on the cost of your flight, compared to a flight in the evening.

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?

Denver (DEN) – chosen by Cheapflights users on 44% of one-stop itineraries from Sacramento to London on Cheapflights.

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

Chicago (ORD) is the most affordable one-stop option, with an average return flight price of £498.

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 12m.

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

Flights via Salt Lake City (SLC) offer the fastest connection on this route, with an average stopover time of 1h 13m.

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. 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 £447, United Airlines can have you in London from Sacramento in 12h 15m. 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 £422, 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 41% 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, January is the cheapest month in which you can book a flight from Sacramento to London (average of £112). Flying from Sacramento to London in August is currently the most expensive (average of £164). 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.

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Top 2 airlines flying from Sacramento to London

Airline	Cheapest	Average	Flexibility	On-time
Lufthansa	Cheapest£422	Average£495	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
Virgin Atlantic	Cheapest£436	Average£790	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights

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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.

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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Cheap flights from Sacramento to London from £174

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 16/10. Fares are subject to change and may not be available on all flights or dates of travel.

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

Cheap flight deals from Sacramento to London

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find 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 16 September 2025.

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 16 September 2025.

Cheapflights Fare Finder

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

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 12 September 2025.

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

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 16 September 2025.

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.

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.

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.

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.

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?

How long is the flight from Sacramento to London?

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

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?

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Alternative routes for Sacramento to London

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Top 2 airlines flying from Sacramento to London

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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 16 September 2025.