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Cheap flights from Sacramento to London from £295

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 16/9. Fares are subject to change and may not be available on all flights or dates of travel.
SMF — LON
5 May — 12 May1
1 adult

Cheapflights Tip: The best prices from Sacramento Intl to London are usually found in October or April, booked 88 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 30 April 2025.

Round-trip from

£547

One-way from

£295

Popular in

June

Cheapest in

October

Average price

£605
20/5-27/5
  • 20/5-27/5
  • 4 total stops
  • 59h 04m total
  • Sacramento to London
Search Deals
16/9
  • 16/9
  • 3 total stops
  • 25h 30m total
  • Sacramento to London
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£110 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 April 2025
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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 30 April 2025.

Wed 20/813:06SMF - LHR
2 stops18h 54mScandinavian Airlines
Wed 10/910:20LHR - SMF
2 stops19h 54mScandinavian Airlines
Deal found 28/4£526
Sun 2/1108:25SMF - LHR
1 stop13h 55mIberia
Thu 13/1107:25LHR - SMF
2 stops23h 10mIberia
Deal found 29/4£542
Tue 20/519:37SMF - LGW
2 stops27h 18mMultiple Airlines
Tue 27/510:00LGW - SMF
2 stops31h 46mMultiple Airlines
Deal found 29/4£547
Tue 6/523:14SMF - LHR
1 stop13h 31mJetBlue
Tue 13/508:15LHR - SMF
1 stop21h 44mJetBlue
Deal found 29/4£555
Wed 8/1016:05SMF - LHR
1 stop13h 15mUnited Airlines
Fri 24/1006:30LHR - SMF
2 stops16h 44mUnited Airlines
Deal found 28/4£557
Tue 19/810:33SMF - LHR
1 stop16h 17mFinnair
Thu 28/808:20LHR - SMF
1 stop18h 16mFinnair
Deal found 29/4£558
Tue 19/808:30SMF - LHR
1 stop14h 05mMultiple Airlines
Thu 28/809:00LHR - SMF
2 stops22h 43mMultiple Airlines
Deal found 28/4£565
Tue 19/809:00SMF - LHR
2 stops17h 00mAir Canada
Thu 28/814:10LHR - SMF
1 stop15h 39mAir Canada
Deal found 29/4£576
Thu 4/918:07SMF - LHR
1 stop15h 08mDelta
Sat 13/910:55LHR - SMF
1 stop20h 46mDelta
Deal found 29/4£603
Sun 3/810:32SMF - LHR
2 stops18h 08mLufthansa
Mon 18/820:25LHR - SMF
2 stops32h 25mLufthansa
Deal found 29/4£613
Tue 19/813:00SMF - LCY
2 stops19h 25mLufthansa
Thu 28/808:45LCY - SMF
2 stops22h 24mLufthansa
Deal found 29/4£626
Wed 8/1008:22SMF - LCY
2 stops24h 08mBritish Airways
Tue 28/1014:45LCY - SMF
2 stops36h 46mBritish Airways
Deal found 29/4£636

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 30 April 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 - LGW

SMFLGW

Sacramento Intl

Tue 20/5

19:37-06:55

2 stops27h 18m

London Gatwick

Tue 27/5

10:00-09:46

2 stops31h 46m

£547

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Wed 8/10

14:15-17:40

2 stops19h 25m

London Heathrow

Tue 28/10

06:40-22:14

2 stops22h 34m

£548

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Wed 27/8

09:00-10:00

2 stops17h 00m

London Heathrow

Wed 24/9

06:30-15:14

2 stops16h 44m

£557

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 19/8

10:33-10:50

1 stop16h 17m

London Heathrow

Thu 28/8

08:20-18:36

1 stop18h 16m

£558

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sat 27/9

23:20-20:40

1 stop13h 20m

London Heathrow

Fri 10/10

06:30-21:44

2 stops23h 14m

£560

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sun 7/9

08:31-09:00

1 stop16h 29m

London Heathrow

Sun 21/9

10:30-20:32

1 stop18h 02m

£565

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sun 7/9

06:15-08:55

2 stops18h 40m

London Heathrow

Sun 21/9

10:55-22:05

2 stops19h 10m

£568

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 19/8

09:00-10:00

2 stops17h 00m

London Heathrow

Thu 28/8

14:10-21:49

1 stop15h 39m

£576

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Mon 19/5

23:14-20:45

1 stop13h 31m

London Heathrow

Wed 28/5

08:25-20:40

1 stop20h 15m

£588

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sun 3/8

10:32-12:40

2 stops18h 08m

London Heathrow

Mon 18/8

20:25-20:50

2 stops32h 25m

£613

Flights are sorted by cheapest return flights first.

Deals found on 29/4

Showing 1-10 of 52 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 25 April 2025.

To ensure you get the cheapest price possible for a flight from Sacramento to London, you should look to book at least 88 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?

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 30 April 2025.

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.

Rainfall in London by month

Plan your trip to London by taking into account the average rainfall totals by month.

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.

Temperature in London by month

Plan your trip to London by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to London. Reviews last updated 30 April 2025.
Read reviews from past customers who have flown Delta, Alaska Airlines and KLM from Sacramento to London. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,929 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very Good
7,929 reviews
Delta
8.0
Very Good
7,929 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Alaska Airlines
8.0
Very Good
9,961 reviews
Delta
8.0
Very Good
7,929 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,334 reviews
Delta
8.0
Very Good
7,929 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,275 reviews
Delta
8.0
Very Good
7,929 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,588 reviews
Delta
8.0
Very Good
7,929 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

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

    Scandinavian Airlines, at £548, was found to be the cheapest airline from Sacramento to London.Alternate airlines flying return to your destination include Finnair and United Airlines. Scandinavian Airlines is currently priced 24% 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 £330 on Delta. Other airlines that offer cheap prices include Iberia from £340 and Air Canada from £356 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, 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.

See more FAQs

Travelling to a place near Sacramento?

Book flights to Sacramento if you plan to visit one of these locations
Deal
Hounslow
Milton Keynes
Gatwick
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Ilford
Hayes
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Ipswich
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Winchester
Folkestone
Dartford
Watford
Chichester

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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 30 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£538Average£801FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights

Fly with Cheapflights

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

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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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