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.

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

Flights via Seattle (SEA) offer the lowest average round-trip price of $879.

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

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

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

Seattle (SEA) was the most common stop: 40% 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 August 2026, there are 7 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.

$312 Cheap Flights from Sacramento to London in 2026

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Find the cheapest flights from Sacramento to London

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One-way

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Cheap round-trip flights

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11:10 pm - 8:45 pmSMF Sacramento Intl-LHR London Heathrow

13h 35m1 stop New York John F Kennedy Intl

8:15 am - 9:54 pmLHR London Heathrow-SMF Sacramento Intl

21h 39m1 stop New York John F Kennedy Intl

$886JetBlue

Thu, Oct 8 - Sun, Oct 18

11:35 pm - 8:45 pmSMF Sacramento Intl-LHR London Heathrow

13h 10m1 stop New York John F Kennedy Intl

11:55 am - 9:54 pmLHR London Heathrow-SMF Sacramento Intl

17h 59m1 stop New York John F Kennedy Intl

$886JetBlue

Fri, Oct 2 - Sun, Oct 11

7:00 am - 7:55 amSMF Sacramento Intl-LHR London Heathrow

16h 55m1 stop Chicago O'Hare Intl

11:05 am - 9:52 pmLHR London Heathrow-SMF Sacramento Intl

42h 47m2 stops Brussels Bruxelles-National Washington, D.C. Dulles Intl

$887United Airlines

Wed, Nov 4 - Mon, Nov 16

11:29 am - 12:10 pmSMF Sacramento Intl-LHR London Heathrow

16h 41m1 stop Los Angeles

6:45 pm - 6:39 pmLHR London Heathrow-SMF Sacramento Intl

31h 54m2 stops Madrid Barajas Dallas/Fort Worth

$887British Airways

Wed, Nov 11 - Mon, Nov 16

8:29 pm - 11:15 amSMF Sacramento Intl-LHR London Heathrow

30h 46m1 stop San Francisco

2:30 pm - 3:21 pmLHR London Heathrow-SMF Sacramento Intl

32h 51m1 stop Vancouver Intl

$890United Airlines

Sat, Feb 6 - Wed, Feb 17

11:29 am - 10:00 amSMF Sacramento Intl-LHR London Heathrow

14h 31m1 stop Los Angeles

7:05 pm - 8:18 pmLHR London Heathrow-SMF Sacramento Intl

33h 13m2 stops Madrid Barajas Charlotte Douglas

$893British Airways

Wed, Nov 4 - Tue, Nov 10

2:14 pm - 3:00 pmSMF Sacramento Intl-LHR London Heathrow

16h 46m1 stop Los Angeles

6:30 am - 4:57 pmLHR London Heathrow-SMF Sacramento Intl

18h 27m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

$905Delta

Mon, Sep 28 - Tue, Oct 6

6:16 am - 10:15 amSMF Sacramento Intl-LHR London Heathrow

19h 59m1 stop Los Angeles

11:45 am - 10:45 pmLHR London Heathrow-SMF Sacramento Intl

19h 00m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

$906Delta

Wed, Sep 23 - Tue, Sep 29

1:12 pm - 9:40 amSMF Sacramento Intl-LHR London Heathrow

12h 28m1 stop Denver Intl

10:50 am - 9:42 pmLHR London Heathrow-SMF Sacramento Intl

18h 52m2 stops Munich Franz Josef Strauss San Francisco

$906Lufthansa

Wed, Oct 14 - Thu, Oct 22

10:12 am - 5:05 pmSMF Sacramento Intl-LHR London Heathrow

22h 53m2 stops Los Angeles Munich Franz Josef Strauss

6:30 am - 10:46 pmLHR London Heathrow-SMF Sacramento Intl

24h 16m2 stops Frankfurt am Main Chicago O'Hare Intl

$909Lufthansa

Wed, Oct 14 - Thu, Oct 22

Cheap last minute flights

Enter your travel dates to find the best prices.

11:11 pm - 8:45 pmSMF Sacramento Intl-LHR London Heathrow

13h 34m1 stop New York John F Kennedy Intl

11:55 am - 9:59 pmLHR London Heathrow-SMF Sacramento Intl

18h 04m1 stop New York John F Kennedy Intl

$996JetBlue

Wed, Aug 12 - Sat, Sep 5

6:05 pm - 11:50 amSMF Sacramento Intl-LHR London Heathrow

33h 45m2 stops Vancouver Intl Calgary

7:10 pm - 5:34 pmLHR London Heathrow-SMF Sacramento Intl

30h 24m2 stops Munich Franz Josef Strauss Denver Intl

$1,069Multiple Airlines

Tue, Aug 11 - Mon, Aug 17

8:34 pm - 3:05 pmSMF Sacramento Intl-LHR London Heathrow

34h 31m1 stop Seattle/Tacoma Intl

5:00 pm - 11:13 pmLHR London Heathrow-SMF Sacramento Intl

14h 13m1 stop Seattle/Tacoma Intl

$1,084Alaska Airlines

Sat, Aug 15 - Fri, Aug 21

10:50 am - 2:40 pmSMF Sacramento Intl-LHR London Heathrow

19h 50m2 stops Denver Intl Frankfurt am Main

6:55 am - 8:21 pmLHR London Heathrow-SMF Sacramento Intl

21h 26m2 stops Munich Franz Josef Strauss Los Angeles

$1,093Lufthansa

Wed, Aug 12 - Sat, Sep 5

2:08 pm - 3:00 pmSMF Sacramento Intl-LHR London Heathrow

16h 52m1 stop Los Angeles

6:30 am - 4:02 pmLHR London Heathrow-SMF Sacramento Intl

17h 32m2 stops Amsterdam Schiphol Salt Lake City

$1,122Delta

Tue, Aug 11 - Mon, Aug 17

10:50 am - 4:40 pmSMF Sacramento Intl-LHR London Heathrow

21h 50m2 stops Denver Intl Frankfurt am Main

7:30 pm - 8:26 pmLHR London Heathrow-SMF Sacramento Intl

32h 56m2 stops Frankfurt am Main Los Angeles

$1,122Lufthansa

Sat, Aug 15 - Mon, Aug 24

12:16 pm - 1:15 pmSMF Sacramento Intl-LHR London Heathrow

16h 59m1 stop Atlanta Hartsfield-Jackson

8:40 am - 7:40 pmLHR London Heathrow-SMF Sacramento Intl

19h 00m2 stops Amsterdam Schiphol Los Angeles

$1,123Delta

Tue, Aug 11 - Mon, Aug 17

8:34 pm - 3:05 pmSMF Sacramento Intl-LHR London Heathrow

34h 31m1 stop Seattle/Tacoma Intl

5:00 pm - 11:13 pmLHR London Heathrow-SMF Sacramento Intl

14h 13m1 stop Seattle/Tacoma Intl

$1,134Alaska Airlines

Sat, Aug 15 - Mon, Aug 24

11:13 am - 11:05 amSMF Sacramento Intl-LHR London Heathrow

15h 52m1 stop Los Angeles

6:15 am - 11:10 pmLHR London Heathrow-SMF Sacramento Intl

24h 55m2 stops Madrid Barajas Dallas/Fort Worth

$1,143British Airways

Sat, Aug 15 - Mon, Aug 24

6:44 am - 6:20 amSMF Sacramento Intl-LHR London Heathrow

15h 36m1 stop Dallas/Fort Worth

6:15 am - 11:10 pmLHR London Heathrow-SMF Sacramento Intl

24h 55m2 stops Madrid Barajas Dallas/Fort Worth

$1,143British Airways

Sat, Aug 15 - Mon, Aug 24

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United Airlines flights from Sacramento to London

Our best United Airlines deals on Sacramento to London flight tickets

United Airlines

Nov 4

SMF7:00 amSacramento Intl

16h 55m

1 stop

LHR7:55 amLondon Heathrow

Nov 16

LHR11:05 amLondon Heathrow

42h 47m

2 stops

SMF9:52 pmSacramento Intl

$887

United Airlines

Feb 6

SMF8:29 pmSacramento Intl

30h 46m

1 stop

LHR11:15 amLondon Heathrow

Feb 18

LHR2:30 pmLondon Heathrow

32h 51m

1 stop

SMF3:21 pmSacramento Intl

$890

United Airlines

Sep 23

SMF1:47 pmSacramento Intl

13h 23m

1 stop

LHR11:10 amLondon Heathrow

Oct 13

LHR6:50 amLondon Heathrow

21h 55m

2 stops

SMF8:45 pmSacramento Intl

$905

Air Canada flights from Sacramento to London

Our best Air Canada deals on Sacramento to London flight tickets

Air Canada

Nov 7

SMF4:05 pmSacramento Intl

33h 15m

2 stops

LHR9:20 amLondon Heathrow

Nov 17

LHR2:30 pmLondon Heathrow

32h 51m

1 stop

SMF3:21 pmSacramento Intl

$889

Air Canada

Feb 6

SMF4:05 pmSacramento Intl

33h 15m

2 stops

LHR9:20 amLondon Heathrow

Feb 16

LHR6:00 pmLondon Heathrow

34h 47m

2 stops

SMF8:47 pmSacramento Intl

$893

Air Canada

Nov 11

SMF6:20 amSacramento Intl

21h 30m

2 stops

LHR11:50 amLondon Heathrow

Nov 17

LHR2:30 pmLondon Heathrow

32h 51m

1 stop

SMF3:21 pmSacramento Intl

$894

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Thu 10/8

11:10 pm-8:45 pm

1 stop13h 35m

London Heathrow

Sun 10/18

8:15 am-9:54 pm

1 stop21h 39m

$886

Quickest round-trip

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Fri 10/2

11:35 pm-8:45 pm

1 stop13h 10m

London Heathrow

Sun 10/11

11:55 am-9:54 pm

1 stop17h 59m

$886

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Wed 11/4

7:00 am-7:55 am

1 stop16h 55m

London Heathrow

Mon 11/16

11:05 am-9:52 pm

2 stops42h 47m

$887

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Wed 11/11

11:29 am-12:10 pm

1 stop16h 41m

London Heathrow

Mon 11/16

6:45 pm-6:39 pm

2 stops31h 54m

$887

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Sat 2/6

8:29 pm-11:15 am

1 stop30h 46m

London Heathrow

Wed 2/17

2:30 pm-3:21 pm

1 stop32h 51m

$890

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Wed 11/4

11:29 am-10:00 am

1 stop14h 31m

London Heathrow

Tue 11/10

7:05 pm-8:18 pm

2 stops33h 13m

$893

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Mon 9/28

2:14 pm-3:00 pm

1 stop16h 46m

London Heathrow

Tue 10/6

6:30 am-4:57 pm

2 stops18h 27m

$905

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Wed 9/23

6:16 am-10:15 am

1 stop19h 59m

London Heathrow

Tue 9/29

11:45 am-10:45 pm

2 stops19h 00m

$906

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Wed 10/14

1:12 pm-9:40 am

1 stop12h 28m

London Heathrow

Thu 10/22

10:50 am-9:42 pm

2 stops18h 52m

$906

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Wed 10/14

10:12 am-5:05 pm

2 stops22h 53m

London Heathrow

Thu 10/22

6:30 am-10:46 pm

2 stops24h 16m

$909

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?

Prices are currently typical for flights on this route.

Typical prices usually range from $823 to $1,182.
The lowest price recently found on this route was $886.

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 April is another great option to travel to London, with average flight prices from Sacramento averaging around $825.

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

The cheapest day to depart from Sacramento to London is on a Tuesday. Travelers who choose to depart for London on a Tuesday will often find tickets for as low as $914. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $1,046. 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 $906 when looking at flights departing in the morning. Flights to London are more costly at noon, with an average ticket price of $1,013. 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 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 $960 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 $818 on momondo.

Can stopping save me money on Sacramento to London flights?

You could potentially save up to 1% 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	12h 45m
Direct flights	None

The fastest flight from Sacramento to London takes 12h 45m

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 12h 45m.
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 August 2026, there are 7 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 43% of all bookings. The subsequent popular airlines are Virgin Atlantic at 22%, Delta at 17%, and British Airways at 8%.

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 $590	Free Cancellation	Rating 7.5 694 reviews	Search Virgin Atlantic flights
Lufthansa	PriceFrom $624	Free Cancellation	Rating 6.8 8,177 reviews	Search Lufthansa flights
United Airlines	PriceFrom $624	Free Cancellation	Rating 7.4 10,102 reviews	Search United Airlines flights
Delta	PriceFrom $625	Free Cancellation	Rating 7.8 8,506 reviews	Search Delta flights
American Airlines	PriceFrom $675	Free Cancellation	Rating 7.1 11,902 reviews	Search American Airlines flights
British Airways	PriceFrom $679	Free Cancellation	Rating 6.7 8,156 reviews	Search British Airways flights
Alaska Airlines	PriceFrom $886	Free Cancellation	Rating 7.9 12,794 reviews	Search Alaska Airlines flights

Hounslow

Gatwick

Milton Keynes

Luton

Hayes

Wembley

Croydon

Dover

Stansted

Richmond

Kingston upon Thames

Harrow

Watford

Cobham

Slough

Uxbridge

Worthing

Romford

Ilford

Bedford

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

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London City Airport

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London Heathrow Airport

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Cheap flights from Sacramento to London from $312

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 11/9. 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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United Airlines flights from Sacramento to London

Our best United Airlines deals on Sacramento to London flight tickets

Air Canada flights from Sacramento to London

Our best Air Canada deals on Sacramento to London flight tickets

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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 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

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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