How long is the flight from Sacramento to London?

Airlines like Scandinavian Airlines, United Airlines, and KLM fly from Sacramento to London in about 16h 10m. The time it takes to get you to your destination can typically vary by up to 10h 46m. There are 5278 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?

Virgin Atlantic, at $607, was found to be the cheapest airline from Sacramento to London.Alternate airlines to your destination round-trip include Air Canada and Delta. Virgin Atlantic is 35% cheaper than the average price of flights available within the next 90 days to this destination.

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

For one-way options, check prices for JetBlue. According to our data, you can fly for as low as $368. Users have also found prices from $442 and $472 on United Airlines and Delta, respectively.

In terms of precipitation, rainfall in London ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London when rainfall is around 1.6 in.

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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

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 are the most popular airlines that fly from Sacramento to London?

The most popular airlines flying from Sacramento to London are United Airlines, Virgin Atlantic and Delta. Something to consider prior to booking your flight.

Most accurate provider : When it comes to deals on Sacramento-London flights, users find the pricing of Gotogate to be most consistent on Cheapflights vs. Gotogate Users can find the same prices on Sacramento-London flight deals on Cheapflights vs. Gotogate >95% of the time. Price accuracy is based on data collected from Sacramento-London flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Sacramento-London flights, Cheapflights users trust Gotogate the most. Gotogate has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Sacramento-London flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

If you book a flight to London from Sacramento, you will be flying from Sacramento Intl, which is the city’s only airport. Sacramento Intl (SMF) is located 9.4 mi from the center of Sacramento. There are 0 flights from Sacramento Intl to London per day from 9 different airlines.

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 vacation 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.

$222+ Flights from Sacramento to London

Q: How much does it cost to fly round-trip from Sacramento to London?

Airfare is below average for this route at the moment. Sacramento to London flights typically cost between $749 and $1,642 in January. The cheapest round-trip price found within the last 3 days was $600 on Iberia (Jan 22-Jan 27).

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Find cheap flights from Sacramento to London with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

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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 Sunday and return on a Tuesday

Cheap 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 December 4, 2025.

Tue 12/96:00 amSMF - LHR

2 stops17h 05mDelta

Wed 12/1711:20 amLHR - SMF

1 stop16h 18mDelta

Deal found 12/2

$602

Thu 12/118:45 amSMF - LHR

1 stop16h 55mLufthansa

Tue 1/206:35 amLHR - SMF

2 stops21h 01mLufthansa

Deal found 12/3

$603

Thu 12/1110:35 amSMF - LHR

2 stops17h 15mMultiple Airlines

Tue 1/206:35 amLHR - SMF

2 stops37h 17mMultiple Airlines

Deal found 12/3

$624

Tue 12/94:02 pmSMF - LHR

1 stop33h 38mUnited Airlines

Sat 1/172:30 pmLHR - SMF

1 stop29h 22mUnited Airlines

Deal found 12/2

$625

Tue 12/97:16 amSMF - LHR

1 stop18h 44mIberia

Sat 1/176:15 amLHR - SMF

2 stops25h 15mIberia

Deal found 12/2

$627

Tue 12/96:10 amSMF - LHR

2 stops17h 00mAir Canada

Sat 1/171:25 pmLHR - SMF

2 stops37h 16mAir Canada

Deal found 12/2

$630

Tue 12/91:06 pmSMF - LHR

1 stop12h 34mLufthansa

Sat 1/171:45 pmLHR - SMF

1 stop13h 54mLufthansa

Deal found 12/2

$643

Wed 12/316:00 amSMF - LHR

1 stop23h 30mUnited Airlines

Wed 1/71:25 pmLHR - SMF

2 stops30h 30mUnited Airlines

Deal found 12/2

$661

Thu 12/111:06 pmSMF - LHR

1 stop12h 34mUnited Airlines

Mon 12/151:25 pmLHR - SMF

2 stops40h 18mUnited Airlines

Deal found 12/2

$678

Thu 12/1110:45 amSMF - LCY

2 stops22h 55mLufthansa

Tue 1/209:50 amLCY - SMF

2 stops17h 46mLufthansa

Deal found 12/3

$751

Wed 12/317:00 amSMF - LCY

2 stops18h 05mMultiple Airlines

Wed 1/75:40 pmLCY - SMF

2 stops33h 01mMultiple Airlines

Deal found 12/1

$829

Sun 12/77:16 amSMF - LGW

2 stops19h 34mIberia

Sat 12/137:40 pmLGW - SMF

2 stops35h 34mIberia

Deal found 12/2

$930

Best flights from Sacramento to London
Discover carefully curated flight deals from Sacramento to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 4, 2025.

Thu 3/1211:17 amSMF - LHR

3 stops21h 43mScandinavian Airlines

Tue 3/1710:20 amLHR - SMF

2 stops20h 12mScandinavian Airlines

Deal found 12/3

$604

Sat 5/98:29 pmSMF - LHR

1 stop26h 56mUnited Airlines

Thu 5/215:40 pmLHR - SMF

1 stop35h 05mUnited Airlines

Deal found 12/1

$605

Sat 5/94:05 pmSMF - LHR

2 stops35h 45mAir Canada

Thu 5/215:40 pmLHR - SMF

1 stop35h 05mAir Canada

Deal found 12/1

$612

Sat 3/2111:06 pmSMF - LHR

1 stop26h 39mDelta

Thu 4/210:50 amLHR - SMF

1 stop16h 26mDelta

Deal found 12/3

$626

Thu 1/227:05 amSMF - LCY

2 stops16h 10mKLM

Mon 1/267:45 amLCY - SMF

2 stops21h 13mKLM

Deal found 12/2

$662

Wed 2/188:18 amSMF - LCY

2 stops21h 47mIberia

Wed 2/257:15 pmLCY - SMF

2 stops23h 16mIberia

Deal found 12/2

$675

Thu 12/1110:45 amSMF - LCY

2 stops22h 55mLufthansa

Tue 1/209:50 amLCY - SMF

2 stops17h 46mLufthansa

Deal found 12/3

$751

Wed 1/286:05 amSMF - LGW

2 stops18h 55mAmerican Airlines

Sun 2/112:30 pmLGW - SMF

2 stops39h 04mAmerican Airlines

Deal found 12/1

$807

Thu 1/228:06 amSMF - LCY

2 stops40h 44mBritish Airways

Tue 1/277:15 pmLCY - SMF

2 stops36h 15mBritish Airways

Deal found 12/3

$823

Wed 12/317:00 amSMF - LCY

2 stops18h 05mMultiple Airlines

Wed 1/75:40 pmLCY - SMF

2 stops33h 01mMultiple Airlines

Deal found 12/1

$829

Tue 2/178:30 amSMF - LGW

2 stops18h 25mIcelandair

Sat 2/2811:55 amLGW - SMF

2 stops17h 19mIcelandair

Deal found 12/3

$904

Thu 1/224:03 pmSMF - LHR

1 stop33h 37mUnited Airlines

Tue 1/272:30 pmLHR - SMF

1 stop29h 22mUnited Airlines

Deal found 12/2

$607

Tue 4/2111:10 amSMF - LHR

3 stops23h 20mScandinavian Airlines

Tue 5/56:40 amLHR - SMF

2 stops23h 33mScandinavian Airlines

Deal found 12/3

$620

Thu 1/298:30 pmSMF - LHR

1 stop26h 55mUnited Airlines

Sun 2/152:30 pmLHR - SMF

1 stop29h 22mUnited Airlines

Deal found 12/1

$627

Sun 2/88:06 amSMF - LCY

2 stops40h 44mBritish Airways

Sun 2/227:15 pmLCY - SMF

2 stops34h 14mBritish Airways

Deal found 12/3

$841

Sat 5/911:35 amSMF - STN

2 stops38h 40mTurkish Airlines

Thu 5/215:45 pmSTN - SMF

2 stops36h 51mTurkish Airlines

Deal found 12/3

$1,690

Thu 1/228:06 amSMF - LCY

2 stops40h 44mIberia

Tue 1/277:15 pmLCY - SMF

2 stops36h 15mIberia

Deal found 12/2

$867

Wed 2/188:30 amSMF - LGW

2 stops18h 25mIcelandair

Wed 2/2511:55 amLGW - SMF

2 stops20h 01mIcelandair

Deal found 12/2

$924

Sun 3/16:00 amSMF - LCY

2 stops18h 50mIberia

Sun 3/87:15 pmLCY - SMF

2 stops34h 26mIberia

Deal found 12/3

$882

Thu 1/298:06 amSMF - LCY

2 stops40h 44mBritish Airways

Sun 2/152:45 pmLCY - SMF

2 stops38h 44mBritish Airways

Deal found 12/3

$903

Fri 1/2310:15 amSMF - LGW

2 stops16h 40mMultiple Airlines

Tue 1/2711:55 amLGW - SMF

2 stops18h 20mMultiple Airlines

Deal found 12/2

$1,051

Tue 2/176:00 amSMF - LGW

2 stops20h 50mIberia

Sat 2/2811:45 amLGW - SMF

2 stops30h 46mIberia

Deal found 12/4

$886

Wed 1/219:00 amSMF - LGW

2 stops17h 55mMultiple Airlines

Sun 1/2511:55 amLGW - SMF

2 stops19h 00mMultiple Airlines

Deal found 12/2

$1,076

Wed 2/48:06 amSMF - LCY

2 stops40h 44mIberia

Sun 2/87:15 pmLCY - SMF

2 stops36h 15mIberia

Deal found 12/1

$947

Thu 1/226:05 amSMF - LGW

2 stops20h 45mIberia

Tue 1/277:40 pmLGW - SMF

2 stops35h 50mIberia

Deal found 12/2

$966

Thu 4/301:00 pmSMF - STN

2 stops37h 15mMultiple Airlines

Fri 5/156:15 amSTN - SMF

2 stops23h 26mMultiple Airlines

Deal found 12/3

$1,317

Thu 12/116:00 amSMF - LGW

2 stops20h 50mIberia

Tue 1/2011:45 amLGW - SMF

2 stops43h 45mIberia

Deal found 12/3

$1,022

Fri 5/11:00 pmSMF - STN

2 stops25h 10mTurkish Airlines

Tue 6/305:45 pmSTN - SMF

2 stops36h 51mTurkish Airlines

Deal found 12/3

$1,735

Fri 3/136:05 pmSMF - STN

2 stops22h 00mMultiple Airlines

Sat 3/2111:20 pmSTN - SMF

3 stops31h 01mMultiple Airlines

Deal found 12/3

$1,359

Sat 1/176:05 amSMF - LGW

2 stops28h 50mIberia

Sat 1/247:40 pmLGW - SMF

2 stops23h 05mIberia

Deal found 12/3

$1,038

Last-minute flights from Sacramento to London
Discover last-minute flight deals from Sacramento to London. Data last updated December 4, 2025 and is based on user searches.

Tue 12/96:00 amSMF - LHR

2 stops17h 05mDelta

Wed 12/1711:20 amLHR - SMF

1 stop16h 18mDelta

Deal found 12/2

$602

Thu 12/118:45 amSMF - LHR

1 stop16h 55mLufthansa

Tue 1/206:35 amLHR - SMF

2 stops21h 01mLufthansa

Deal found 12/3

$603

Thu 12/1110:35 amSMF - LHR

2 stops17h 15mMultiple Airlines

Tue 1/206:35 amLHR - SMF

2 stops37h 17mMultiple Airlines

Deal found 12/3

$624

Sun 1/1112:58 pmSMF - LCY

2 stops20h 42mLufthansa

Fri 1/239:55 amLCY - SMF

2 stops17h 44mLufthansa

Deal found 12/2

$644

Tue 1/133:02 pmSMF - LHR

2 stops22h 38mScandinavian Airlines

Sat 1/176:40 amLHR - SMF

2 stops24h 36mScandinavian Airlines

Deal found 12/2

$607

Thu 1/155:00 amSMF - LHR

1 stop20h 40mUnited Airlines

Thu 1/221:25 pmLHR - SMF

2 stops39h 25mUnited Airlines

Deal found 12/2

$610

Fri 1/1612:30 pmSMF - LHR

1 stop15h 20mMultiple Airlines

Fri 1/233:20 pmLHR - SMF

1 stop14h 33mMultiple Airlines

Deal found 12/2

$621

Sun 1/1812:30 pmSMF - LHR

1 stop15h 20mUnited Airlines

Sun 1/2512:05 pmLHR - SMF

2 stops41h 49mUnited Airlines

Deal found 12/4

$622

Thu 1/228:06 amSMF - LHR

1 stop17h 54mIberia

Tue 1/276:00 amLHR - SMF

2 stops25h 30mIberia

Deal found 12/2

$600

Thu 1/2212:30 pmSMF - LHR

1 stop15h 20mMultiple Airlines

Tue 1/272:30 pmLHR - SMF

1 stop29h 22mMultiple Airlines

Deal found 12/3

$601

Thu 1/227:05 amSMF - LCY

2 stops16h 10mKLM

Mon 1/267:45 amLCY - SMF

2 stops21h 13mKLM

Deal found 12/2

$662

Thu 1/2910:50 amSMF - LHR

1 stop13h 05mLufthansa

Sun 2/159:30 amLHR - SMF

2 stops19h 46mLufthansa

Deal found 12/2

$605

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 December 4, 2025.

Wed 4/158:26 amSMF - LHR

1 stop21h 59mBritish Airways

Deal found 12/2

$222

Tue 4/2110:25 amSMF - LHR

1 stop15h 25mKLM

Deal found 12/4

$223

Mon 4/2711:10 amSMF - LHR

2 stops15h 35mDelta

Deal found 12/4

$232

Sat 4/255:47 pmSMF - LHR

1 stop33h 18mBritish Airways

Deal found 12/4

$233

Sat 3/72:43 pmSMF - LHR

1 stop33h 32mIberia

Deal found 12/2

$234

Sun 3/18:18 amSMF - LHR

2 stops27h 07mMultiple Airlines

Deal found 12/1

$241

Thu 4/232:43 pmSMF - LHR

1 stop13h 27mIberia

Deal found 12/4

$272

Fri 4/2411:10 amSMF - LHR

2 stops18h 00mDelta

Deal found 12/4

$273

Sat 3/76:00 amSMF - LHR

2 stops19h 05mDelta

Deal found 12/2

$279

Mon 1/2610:58 amSMF - LHR

2 stops41h 52mMultiple Airlines

Deal found 12/4

$281

Tue 1/207:39 pmSMF - LHR

2 stops33h 11mMultiple Airlines

Deal found 12/3

$284

Sun 1/2510:58 amSMF - LHR

2 stops41h 52mMultiple Airlines

Deal found 12/4

$285

Find flight deals from Sacramento to London

Most accurate provider	Gotogate 3 stars
Most trusted provider	Gotogate 3 stars
Round-trip from	$600 (Iberia)
One-way from	$222 (Mytrip)
Popular in	June
Cheapest in	October
Average price	$1,197

Provider with most accurate pricing for Sacramento Intl-London (LON) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Sacramento Intl-London (LON) flights.

Search Deals

From Sacramento Intl to London (LON)

Search Deals

One-way flight from Sacramento Intl to London (LON)

Search Deals

Highest demand for flights based on searches. 19% potential increase in price ($224 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($39 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Thu 3/12

11:17 am-4:00 pm

3 stops21h 43m

London Heathrow

Tue 3/17

10:20 am-11:32 pm

2 stops20h 12m

$604

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sat 5/9

8:29 pm-7:25 am

1 stop26h 56m

London Heathrow

Thu 5/21

5:40 pm-8:45 pm

1 stop35h 05m

$605

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Thu 1/22

4:03 pm-9:40 am

1 stop33h 37m

London Heathrow

Tue 1/27

2:30 pm-11:52 am

1 stop29h 22m

$607

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sat 5/9

4:05 pm-11:50 am

2 stops35h 45m

London Heathrow

Thu 5/21

5:40 pm-8:45 pm

1 stop35h 05m

$612

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 4/21

11:10 am-6:30 pm

3 stops23h 20m

London Heathrow

Tue 5/5

6:40 am-10:13 pm

2 stops23h 33m

$620

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sat 3/21

11:06 pm-8:45 am

1 stop26h 39m

London Heathrow

Thu 4/2

10:50 am-7:16 pm

1 stop16h 26m

$626

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Thu 1/29

8:30 pm-7:25 am

1 stop26h 55m

London Heathrow

Sun 2/15

2:30 pm-11:52 am

1 stop29h 22m

$627

SacramentoLondon

SMF - LCY

SMFLCY

Sacramento Intl

Thu 1/22

7:05 am-7:15 am

2 stops16h 10m

London City

Mon 1/26

7:45 am-8:58 pm

2 stops21h 13m

$662

SacramentoLondon

SMF - LCY

SMFLCY

Sacramento Intl

Wed 2/18

8:18 am-2:05 pm

2 stops21h 47m

London City

Wed 2/25

7:15 pm-10:31 am

2 stops23h 16m

$675

SacramentoLondon

SMF - LCY

SMFLCY

Sacramento Intl

Thu 12/11

10:45 am-5:40 pm

2 stops22h 55m

London City

Tue 1/20

9:50 am-7:36 pm

2 stops17h 46m

$751

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Showing 1-10 of 60 results

...

Compare providers for flights from Sacramento to London

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sacramento to London in December.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy2 stars	Trust Score*3 stars
Gotogate	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Sacramento-London flights, users find the pricing of Gotogate to be most consistent on Cheapflights vs. Gotogate Users can find the same prices on Sacramento-London flight deals on Cheapflights vs. Gotogate >95% of the time. Price accuracy is based on data collected from Sacramento-London flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Sacramento-London flights, Cheapflights users trust Gotogate the most. Gotogate has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Sacramento-London flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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?

The price you pay for your flight from Sacramento to London may vary depending on when you book. For the best chance of a lower fare, look to book 7 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 $460). Flying from Sacramento to London in June is currently the most expensive (average of $807). 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?

When flying from Sacramento to London, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 36% versus a flight in the evening.

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

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

How much does it cost to fly round-trip from Sacramento to London?

Reviews of airlines servicing London

Read reviews from past customers who have flown Delta, Virgin Atlantic, and United Airlines from Sacramento to London. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

7.9

Good

8,011 reviews

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

7.9

Good

8,011 reviews

Delta

7.9

Good

8,011 reviews

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.

Virgin Atlantic

7.5

Good

675 reviews

Delta

7.9

Good

8,011 reviews

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.

United Airlines

7.4

Good

9,065 reviews

Delta

7.9

Good

8,011 reviews

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.

American Airlines

7.2

Good

11,047 reviews

Delta

7.9

Good

8,011 reviews

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.

JetBlue

7.2

Good

2,898 reviews

Delta

7.9

Good

8,011 reviews

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

What airport do you fly from for flights from Sacramento to London?
If you book a flight to London from Sacramento, you will be flying from Sacramento Intl, which is the city’s only airport. Sacramento Intl (SMF) is located 9.4 mi from the center of Sacramento. There are 0 flights from Sacramento Intl to London per day from 9 different airlines.
How long is the flight from Sacramento to London?
Airlines like Scandinavian Airlines, United Airlines, and KLM fly from Sacramento to London in about 16h 10m. The time it takes to get you to your destination can typically vary by up to 10h 46m. There are 5278 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?
Virgin Atlantic, at $607, was found to be the cheapest airline from Sacramento to London.Alternate airlines to your destination round-trip include Air Canada and Delta. Virgin Atlantic is 35% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest airlines to fly from Sacramento to London one-way?
For one-way options, check prices for JetBlue. According to our data, you can fly for as low as $368. Users have also found prices from $442 and $472 on United Airlines and Delta, respectively.
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 vacation 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 $460). Flying from Sacramento to London in June is currently the most expensive (average of $807). 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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Harrow

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Top 9 airlines flying from Sacramento to London

Airline	Cheapest	Average	Flexibility	On-time
Virgin Atlantic	Cheapest$607	Average$910	FlexibilityNo cancel fee	On-time72%
Air Canada	Cheapest$615	Average$1,029	FlexibilityNo cancel fee	On-time67%
Delta	Cheapest$649	Average$987	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$680	Average$992	FlexibilityNo cancel fee	On-time69%
Scandinavian Airlines	Cheapest$683	Average$786	FlexibilityNo cancel fee	On-time77%
British Airways	Cheapest$697	Average$995	FlexibilityNo cancel fee	On-time70%
American Airlines	Cheapest$700	Average$953	FlexibilityNo cancel fee	On-time71%
JetBlue	Cheapest$743	Average$1,058	FlexibilityNo cancel fee	On-time62%
Iberia	Cheapest$825	Average$1,054	FlexibilityNo cancel fee	On-time77%

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$222+ Cheap flights from Sacramento (SMF) to London (LON)

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 4/15. Fares are subject to change and may not be available on all flights or dates of travel.

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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 Sunday and return on a Tuesday

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 December 4, 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 December 4, 2025.

Find flight deals from Sacramento to London

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Compare providers for flights from Sacramento to London

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sacramento to London in December.

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 round-trip flight from Sacramento to London. Price data was last updated on November 28, 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 December 4, 2025.

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

Use this chart to determine the cheapest time to fly round-trip from Sacramento to London. Price data was last updated on December 16, 2024.

How much does it cost to fly round-trip from Sacramento to London?

Reviews of airlines servicing London

Read reviews from past customers who have flown Delta, Virgin Atlantic, and United Airlines from Sacramento to London. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

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?

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

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

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 9 airlines flying from Sacramento to London

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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 December 4, 2025.