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.

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.

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

Flights via Boston (BOS) offer the lowest average round-trip price of $390.

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

Air Canada, British Airways, and SWISS are the most popular carriers operating from Sacramento Intl to London

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 46% of people opting to fly with this airline when traveling to London. Keep in mind that there are 19 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

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

Denver (DEN) was the most common stop: 28% of momondo users choosing 1-stop flights on this route connected there.

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 February 2026, there are 8 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.

$219 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 low for flights on this route. Typical prices usually range from $653 to $943. The lowest price recently found on this route was $604.

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Find the cheapest flights from Sacramento to London

Round-trip

One-way

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1:00 pm - 1:20 pm

SMF

LHR

16h 20m

1 stop

9:00 am - 11:00 pm

LHR

SMF

22h 00m

2 stops

$604Lufthansa

Sun, Apr 19 - Thu, May 7

1:55 pm - 6:35 pm

SMF

LHR

21h 40m

2 stops

6:35 am - 8:26 pm

LHR

SMF

20h 51m

2 stops

$611Lufthansa

Tue, Mar 10 - Tue, Mar 17

1:00 pm - 1:20 pm

SMF

LHR

16h 20m

1 stop

6:55 am - 8:42 pm

LHR

SMF

21h 47m

2 stops

$613Lufthansa

Tue, Apr 21 - Tue, May 5

1:00 pm - 11:50 am

SMF

LHR

14h 50m

2 stops

6:30 am - 3:20 pm

LHR

SMF

16h 50m

2 stops

$614Multiple Airlines

Sun, Apr 19 - Thu, May 7

1:55 pm - 7:40 pm

SMF

LHR

21h 45m

2 stops

9:00 am - 11:00 pm

LHR

SMF

22h 00m

2 stops

$617Lufthansa

Sun, Apr 19 - Thu, May 7

12:30 pm - 10:10 am

SMF

LHR

38h 40m

2 stops

7:40 am - 8:51 pm

LHR

SMF

20h 11m

2 stops

$623Multiple Airlines

Thu, Mar 12 - Tue, Mar 17

1:55 pm - 5:50 pm

SMF

LHR

19h 55m

2 stops

6:00 am - 8:42 pm

LHR

SMF

22h 42m

2 stops

$629SWISS

Tue, May 5 - Tue, May 19

1:55 pm - 5:50 pm

SMF

LGW

19h 55m

2 stops

9:25 am - 10:43 pm

LGW

SMF

21h 18m

2 stops

$658SWISS

Mon, Mar 30 - Tue, Apr 14

2:10 pm - 3:45 pm

SMF

LGW

17h 35m

2 stops

10:25 am - 9:58 pm

LGW

SMF

19h 33m

2 stops

$779Delta

Mon, Mar 30 - Mon, Apr 6

9:59 pm - 9:35 am

SMF

LGW

27h 36m

1 stop

12:20 pm - 9:03 pm

LGW

SMF

16h 43m

1 stop

$781JetBlue

Mon, Aug 10 - Thu, Aug 20

Iberia flights from Sacramento to London

Our best Iberia deals on Sacramento to London flight tickets

Iberia

Apr 22

SMF2:27 pmSacramento Intl

15h 58m

1 stop

LHR2:25 pmLondon Heathrow

May 6

LHR6:15 amLondon Heathrow

24h 26m

2 stops

SMF10:41 pmSacramento Intl

$644

Iberia

Feb 15

SMF6:00 amSacramento Intl

16h 50m

1 stop

LHR6:50 amLondon Heathrow

Feb 28

LHR7:30 amLondon Heathrow

20h 31m

2 stops

SMF8:01 pmSacramento Intl

$859

Iberia

Feb 17

SMF8:18 amSacramento Intl

14h 32m

1 stop

LHR6:50 amLondon Heathrow

Feb 28

LHR6:15 amLondon Heathrow

21h 46m

2 stops

SMF8:01 pmSacramento Intl

$860

Lufthansa flights from Sacramento to London

Our best Lufthansa deals on Sacramento to London flight tickets

Lufthansa

Apr 19

SMF1:00 pmSacramento Intl

16h 20m

1 stop

LHR1:20 pmLondon Heathrow

May 7

LHR9:00 amLondon Heathrow

22h 00m

2 stops

SMF11:00 pmSacramento Intl

$604

Lufthansa

Mar 11

SMF1:55 pmSacramento Intl

20h 10m

2 stops

LHR5:05 pmLondon Heathrow

Mar 18

LHR6:35 amLondon Heathrow

21h 16m

2 stops

SMF8:51 pmSacramento Intl

$611

Lufthansa

Apr 21

SMF1:00 pmSacramento Intl

16h 20m

1 stop

LHR1:20 pmLondon Heathrow

May 5

LHR7:25 amLondon Heathrow

21h 17m

2 stops

SMF8:42 pmSacramento Intl

$613

Fly from

Fly to

Route

Depart

Return

Price

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sun 4/19

1:00 pm-1:20 pm

1 stop16h 20m

London Heathrow

Thu 5/7

9:00 am-11:00 pm

2 stops22h 00m

$604

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 3/10

1:55 pm-6:35 pm

2 stops21h 40m

London Heathrow

Tue 3/17

6:35 am-8:26 pm

2 stops20h 51m

$611

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 4/21

1:00 pm-1:20 pm

1 stop16h 20m

London Heathrow

Tue 5/5

6:55 am-8:42 pm

2 stops21h 47m

$613

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sun 4/19

1:00 pm-11:50 am

2 stops14h 50m

London Heathrow

Thu 5/7

6:30 am-3:20 pm

2 stops16h 50m

$614

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Sun 4/19

1:55 pm-7:40 pm

2 stops21h 45m

London Heathrow

Thu 5/7

9:00 am-11:00 pm

2 stops22h 00m

$617

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Thu 3/12

12:30 pm-10:10 am

2 stops38h 40m

London Heathrow

Tue 3/17

7:40 am-8:51 pm

2 stops20h 11m

$623

SacramentoLondon

SMF - LHR

SMFLHR

Sacramento Intl

Tue 5/5

1:55 pm-5:50 pm

2 stops19h 55m

London Heathrow

Tue 5/19

6:00 am-8:42 pm

2 stops22h 42m

$629

SacramentoLondon

SMF - LGW

SMFLGW

Sacramento Intl

Mon 3/30

1:55 pm-5:50 pm

2 stops19h 55m

London Gatwick

Tue 4/14

9:25 am-10:43 pm

2 stops21h 18m

$658

SacramentoLondon

SMF - LGW

SMFLGW

Sacramento Intl

Mon 3/30

2:10 pm-3:45 pm

2 stops17h 35m

London Gatwick

Mon 4/6

10:25 am-9:58 pm

2 stops19h 33m

$779

SacramentoLondon

SMF - LGW

SMFLGW

Sacramento Intl

Mon 8/10

9:59 pm-9:35 am

1 stop27h 36m

London Gatwick

Thu 8/20

12:20 pm-9:03 pm

1 stop16h 43m

$781

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 March. Flight prices, which tend to average around $660, are often lower during this time because this is during the off-season. The month of August is another great option to travel to London, with average flight prices from Sacramento averaging around $753.

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 $810. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $954. 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 $849 when looking at flights departing in the morning. Flights to London are more costly at noon, with an average ticket price of $966. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight 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 $892 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 $798 on momondo.

Can stopping save me money on Sacramento to London flights?

You could potentially save up to 37% 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 20m
Direct flights	None

The fastest flight from Sacramento to London takes 13h 20m

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

Search flight deals

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 20m.
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 February 2026, there are 8 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 37% of all bookings. The subsequent popular airlines are Delta at 14%, American Airlines at 12%, and JetBlue at 12%.

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 7.5 678 reviews	Search Virgin Atlantic flights
Air Canada	PriceFrom $615	Free Cancellation	Rating 7.1 10,717 reviews	Search Air Canada flights
Lufthansa	PriceFrom $624	Free Cancellation	Rating 6.8 7,785 reviews	Search Lufthansa flights
United Airlines	PriceFrom $625	Free Cancellation	Rating 7.4 9,295 reviews	Search United Airlines flights
Delta	PriceFrom $630	Free Cancellation	Rating 7.9 8,200 reviews	Search Delta flights
American Airlines	PriceFrom $678	Free Cancellation	Rating 7.2 11,294 reviews	Search American Airlines flights
British Airways	PriceFrom $679	Free Cancellation	Rating 6.7 7,739 reviews	Search British Airways flights
JetBlue	PriceFrom $743	Free Cancellation	Rating 7.2 2,898 reviews	Search JetBlue flights

Gatwick

Hounslow

Milton Keynes

Luton

Dover

Slough

Crawley

Hayes

Wembley

Dartford

Croydon

Brentwood

Guildford

Harrow

Watford

Cobham

Folkestone

Romford

Stansted

Richmond

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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Cheap flights from Sacramento to London from $219

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 5/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Iberia flights from Sacramento to London

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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 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

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?

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

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

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

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

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

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

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

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