Which layover airport has the shortest travel time from Sacramento to London?

Flights connecting via Seattle (SEA) have the shortest average one-way travel time: 12h 11m.

What airlines fly to London?

United Airlines, British Airways and Virgin Atlantic are the top three most popular airlines that fly to London from Sacramento according to our data. United Airlines is the first choice among our users, with 42% of people opting to fly with this airline when traveling to London. Keep in mind that there are 21 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Sacramento Intl to London?

Air Canada, Delta, and JetBlue are the most popular carriers operating from Sacramento Intl to London

Which airport is the most popular layover for flights between Sacramento and London?

New York (JFK) was the most common stop: 23% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Sacramento to London?

Flights via New York (JFK) offer the lowest average round-trip price of $388.

Which layover airport has the shortest connection time from Sacramento to London?

Seattle (SEA) has the shortest average layover time for this route: 1h 03m.

When did momondo last update prices for flights from Sacramento Intl Airport to London?

Prices for flights from Sacramento Intl Airport to London refresh daily.

How many operators does momondo search for flights from Sacramento Intl Airport to London?

As of July 2026, there are 6 operators available to choose from for flights from Sacramento Intl Airport to London.

How old do you have to be to fly from Sacramento Intl Airport to London?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Sacramento Intl Airport to London.

What documentation or ID do you need to fly to London?

The necessary travel and health documents for your London trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$263 Cheap Flights from Sacramento to London in 2026

Q: What is the typical price of a round-trip flight between Sacramento and London?

Prices are currently typical for flights on this route. Typical prices usually range from $566 to $1,173. The lowest price recently found on this route was $909.

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Find the cheapest flights from Sacramento to London

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:22 pm - 12:20 pm

SMF

LHR

13h 58m

1 stop

2:45 pm - 5:38 pm

LHR

SMF

34h 53m

1 stop

$909Alaska Airlines

Tue, Nov 10 - Tue, Dec 1

1:05 pm - 4:50 pm

SMF

LHR

19h 45m

2 stops

6:30 am - 3:21 pm

LHR

SMF

16h 51m

2 stops

$910Lufthansa

Tue, Nov 10 - Tue, Dec 1

10:55 pm - 8:45 pm

SMF

LHR

13h 50m

1 stop

8:15 am - 9:59 pm

LHR

SMF

21h 44m

1 stop

$911JetBlue

Mon, Aug 3 - Tue, Sep 1

2:14 pm - 4:00 pm

SMF

LGW

17h 46m

2 stops

10:25 am - 10:45 pm

LGW

SMF

20h 20m

2 stops

$912Delta

Wed, Sep 23 - Thu, Oct 1

11:10 pm - 8:45 pm

SMF

LHR

13h 35m

1 stop

8:15 am - 9:54 pm

LHR

SMF

21h 39m

1 stop

$912JetBlue

Mon, Sep 14 - Wed, Sep 23

2:25 pm - 6:25 pm

SMF

LHR

20h 00m

2 stops

6:30 am - 3:21 pm

LHR

SMF

16h 51m

2 stops

$913Lufthansa

Thu, Oct 22 - Tue, Nov 3

7:00 am - 11:50 am

SMF

LHR

20h 50m

2 stops

3:05 pm - 9:42 pm

LHR

SMF

38h 37m

2 stops

$915Air Canada

Tue, Sep 22 - Wed, Sep 30

6:00 pm - 9:00 pm

SMF

LHR

19h 00m

2 stops

3:05 pm - 5:21 pm

LHR

SMF

34h 16m

1 stop

$916Air Canada

Mon, Sep 21 - Tue, Sep 29

11:59 pm - 6:55 am

SMF

LGW

22h 56m

2 stops

11:15 am - 12:34 am

LGW

SMF

21h 19m

2 stops

$917American Airlines

Thu, Oct 22 - Tue, Nov 3

7:50 am - 9:25 am

SMF

LGW

17h 35m

2 stops

10:35 am - 10:45 pm

LGW

SMF

20h 10m

2 stops

$941Delta

Sun, Aug 16 - Tue, Sep 29

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Alaska Airlines flights from Sacramento to London

Our best Alaska Airlines deals on Sacramento to London flight tickets

Alaska Airlines

Nov 10

SMF2:22 pmSacramento Intl

13h 58m

1 stop

LHR12:20 pmLondon Heathrow

Dec 1

LHR2:45 pmLondon Heathrow

34h 53m

1 stop

SMF5:38 pmSacramento Intl

$909

Alaska Airlines

Nov 23

SMF2:56 pmSacramento Intl

13h 24m

1 stop

LHR12:20 pmLondon Heathrow

Dec 2

LHR2:45 pmLondon Heathrow

15h 08m

1 stop

SMF9:53 pmSacramento Intl

$918

Alaska Airlines

Nov 21

SMF5:00 pmSacramento Intl

35h 20m

1 stop

LHR12:20 pmLondon Heathrow

Dec 4

LHR2:45 pmLondon Heathrow

15h 08m

1 stop

SMF9:53 pmSacramento Intl

$923

Lufthansa flights from Sacramento to London

Our best Lufthansa deals on Sacramento to London flight tickets

Lufthansa

Nov 10

SMF1:05 pmSacramento Intl

19h 45m

2 stops

LHR4:50 pmLondon Heathrow

Dec 1

LHR6:30 amLondon Heathrow

16h 51m

2 stops

SMF3:21 pmSacramento Intl

$910

Lufthansa

Oct 22

SMF2:25 pmSacramento Intl

20h 00m

2 stops

LHR6:25 pmLondon Heathrow

Nov 3

LHR6:30 amLondon Heathrow

16h 51m

2 stops

SMF3:21 pmSacramento Intl

$913

Lufthansa

Aug 17

SMF6:57 pmSacramento Intl

16h 43m

2 stops

LHR7:40 pmLondon Heathrow

Sep 1

LHR7:25 amLondon Heathrow

21h 01m

2 stops

SMF8:26 pmSacramento Intl

$922

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 11/10

2:22 pm-12:20 pm

1 stop13h 58m

London Heathrow

Tue 12/1

2:45 pm-5:38 pm

1 stop34h 53m

$909

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 11/10

1:05 pm-4:50 pm

2 stops19h 45m

London Heathrow

Tue 12/1

6:30 am-3:21 pm

2 stops16h 51m

$910

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Mon 8/3

10:55 pm-8:45 pm

1 stop13h 50m

London Heathrow

Tue 9/1

8:15 am-9:59 pm

1 stop21h 44m

$911

SacramentoLondon

SMF - LGW

SMFLGW

Sacramento Intl

Wed 9/23

2:14 pm-4:00 pm

2 stops17h 46m

London Gatwick

Thu 10/1

10:25 am-10:45 pm

2 stops20h 20m

$912

Quickest round-trip

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Mon 9/14

11:10 pm-8:45 pm

1 stop13h 35m

London Heathrow

Wed 9/23

8:15 am-9:54 pm

1 stop21h 39m

$912

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Thu 10/22

2:25 pm-6:25 pm

2 stops20h 00m

London Heathrow

Tue 11/3

6:30 am-3:21 pm

2 stops16h 51m

$913

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 9/22

7:00 am-11:50 am

2 stops20h 50m

London Heathrow

Wed 9/30

3:05 pm-9:42 pm

2 stops38h 37m

$915

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Mon 9/21

6:00 pm-9:00 pm

2 stops19h 00m

London Heathrow

Tue 9/29

3:05 pm-5:21 pm

1 stop34h 16m

$916

SacramentoLondon

SMF - LGW

SMFLGW

Sacramento Intl

Thu 10/22

11:59 pm-6:55 am

2 stops22h 56m

London Gatwick

Tue 11/3

11:15 am-12:34 am

2 stops21h 19m

$917

SacramentoLondon

SMF - LGW

SMFLGW

Sacramento Intl

Sun 8/16

7:50 am-9:25 am

2 stops17h 35m

London Gatwick

Tue 9/29

10:35 am-10:45 pm

2 stops20h 10m

$941

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Sacramento to London

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

What is the typical price of a round-trip flight between Sacramento and London?

What is the cheapest month to fly to London?

The cheapest month to fly to London from Sacramento is in July. Flight prices, which tend to average around $201, are often lower during this time because this is during the off-season. The month of May is another great option to travel to London, with average flight prices from Sacramento averaging around $210.

What is the cheapest day to depart on your flight to London?

The cheapest day to depart from Sacramento to London is on a Wednesday. Travelers who choose to depart for London on a Wednesday will often find tickets for as low as $874. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $1,028. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

What is the cheapest time of day to depart on your flight to London?

Flying to London from Sacramento in the morning is the least expensive time of day to depart. momondo users have found prices as low as $897 when looking at flights departing in the morning. Flights to London are more costly in the evening, with an average ticket price of $947. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to London from Sacramento when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around $910 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Sacramento for as low as $735 on momondo.

Can stopping save me money on Sacramento to London flights?

You could potentially save up to 7% on your flight if you consider stops on a Sacramento to London flight.

How have Sacramento to London flight prices changed over time?

When to book flights from Sacramento to London

Are you open to changing your travel dates? Check out the ideal times to fly from Sacramento to London according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Sacramento to London (SMF to LON) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Sacramento to London

Fastest flight time	13h 32m
Direct flights	None

The fastest flight from Sacramento to London takes 13h 32m

There are no direct flights from Sacramento to London. There are no popular flight routes from Sacramento to London.

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Frequently asked questions about flying from Sacramento to London

How far is Sacramento Intl to London by plane?
The distance between Sacramento Intl and London is about 5276.7 mi. In terms of flight time, this usually takes a little over 13h 32m.
When did momondo last update prices for flights from Sacramento Intl Airport to London?
Prices for flights from Sacramento Intl Airport to London refresh daily.
How many operators does momondo search for flights from Sacramento Intl Airport to London?
As of July 2026, there are 6 operators available to choose from for flights from Sacramento Intl Airport to London.
How old do you have to be to fly from Sacramento Intl Airport to London?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Sacramento Intl Airport to London.
What documentation or ID do you need to fly to London?
The necessary travel and health documents for your London trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Sacramento to London?
momondo data reveals that the most frequently booked airline on the route from Sacramento to London is United Airlines, representing 40% of all bookings. The subsequent popular airlines are Virgin Atlantic at 19%, Delta at 16%, and British Airways at 9%.

Best airlines flying from Sacramento to London

Compare and see reviews for airlines that fly from Sacramento to London with momondo

Airline	Rating	Free Cancellation	Price
Virgin Atlantic	PriceFrom $599	Free Cancellation	Rating 7.5 689 reviews	Search Virgin Atlantic flights
Lufthansa	PriceFrom $624	Free Cancellation	Rating 6.8 8,107 reviews	Search Lufthansa flights
United Airlines	PriceFrom $624	Free Cancellation	Rating 7.4 9,920 reviews	Search United Airlines flights
British Airways	PriceFrom $625	Free Cancellation	Rating 6.7 8,087 reviews	Search British Airways flights
Delta	PriceFrom $625	Free Cancellation	Rating 7.8 8,452 reviews	Search Delta flights
American Airlines	PriceFrom $675	Free Cancellation	Rating 7.1 11,769 reviews	Search American Airlines flights

Hounslow

Gatwick

Milton Keynes

Luton

Hayes

Dover

Crawley

Croydon

Wembley

Stansted

Harrow

Slough

Watford

Ilford

Cobham

Brentwood

Folkestone

Guildford

Romford

Uxbridge

Why use momondo?

Why should I use momondo to find a flight deal from Sacramento to London?

It is quick and easy to find Sacramento to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

Can I find flights from Sacramento to London with flexible booking policies on momondo?

momondo does allow users to show only those flights to London from Sacramento which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Sacramento to London?

Once you have performed a search for Sacramento to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Sacramento to London right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Sacramento to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your London trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Fly into one of these airports located in London

London City Airport

London Gatwick Airport

London Heathrow Airport

London Luton Airport

London Southend Airport

London Stansted Airport

Cheap flights from Sacramento to London from $319

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sacramento to London departing on 8/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Sacramento to London

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Big names and deals

Filter for what you want

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Alaska Airlines flights from Sacramento to London

Our best Alaska Airlines deals on Sacramento to London flight tickets

Lufthansa flights from Sacramento to London

Our best Lufthansa deals on Sacramento to London flight tickets

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

See travel insights to London from

How to get the cheapest flight ticket from Sacramento to London

What is the typical price of a round-trip flight between Sacramento and London?

What is the cheapest month to fly to London?

What is the cheapest day to depart on your flight to London?

What is the cheapest time of day to depart on your flight to London?

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

Can stopping save me money on Sacramento to London flights?

How have Sacramento to London flight prices changed over time?

What is the cheapest airline that flies from Sacramento Intl to London?

What airlines fly to London?

Which airport is the most popular layover for flights between Sacramento and London?

Which layover airport offers the lowest fares from Sacramento to London?

Which layover airport has the shortest travel time from Sacramento to London?

Which layover airport has the shortest connection time from Sacramento to London?

When to book flights from Sacramento to London

Cheap Sacramento to London (SMF to LON) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Sacramento to London

Fastest flight time

Direct flights

Frequently asked questions about flying from Sacramento to London

Best airlines flying from Sacramento to London

Compare and see reviews for airlines that fly from Sacramento to London with momondo

Traveling to a place near London?

Why use momondo?

An easier way to manage your London trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London

Fly your favorite airline to London

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to London

List of cabin classes available on flights landing in London. Availability may vary depending on flight origin and airline.

Popular cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo

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