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

Flights via New York (JFK) offer the lowest average round-trip price of $876.

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

Seattle (SEA) was the most common stop: 39% of momondo users choosing 1-stop flights on this route connected there.

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 40% 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 has the shortest connection time from Sacramento to London?

Denver (DEN) has the shortest average layover time for this route: 1h 26m.

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

Flights connecting via Denver (DEN) have the shortest average one-way travel time: 12h 23m.

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

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

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 November 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.

$334 Cheap Flights from Sacramento to London in 2026/27

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Find the cheapest flights from Sacramento to London

Round-trip

One-way

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Cheap round-trip flights

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6:53 pm - 9:40 amSMF Sacramento Intl-LHR London Heathrow

30h 47m2 stops San Francisco Denver Intl

9:30 am - 7:37 pmLHR London Heathrow-SMF Sacramento Intl

18h 07m2 stops Frankfurt am Main San Francisco

$790United Airlines

Tue, Mar 2 - Fri, Mar 5

6:53 pm - 1:30 pmSMF Sacramento Intl-LHR London Heathrow

34h 37m2 stops San Francisco Los Angeles

9:30 am - 7:37 pmLHR London Heathrow-SMF Sacramento Intl

18h 07m2 stops Frankfurt am Main San Francisco

$791United Airlines

Tue, Mar 2 - Fri, Mar 5

7:00 am - 6:45 amSMF Sacramento Intl-LHR London Heathrow

15h 45m1 stop Chicago O'Hare Intl

11:25 am - 8:47 pmLHR London Heathrow-SMF Sacramento Intl

17h 22m1 stop Denver Intl

$812Lufthansa

Sun, Apr 4 - Sat, Apr 10

4:05 pm - 11:50 amSMF Sacramento Intl-LHR London Heathrow

12h 45m1 stop Vancouver Intl

6:50 am - 9:42 pmLHR London Heathrow-SMF Sacramento Intl

22h 52m2 stops Brussels Bruxelles-National Washington, D.C. Dulles Intl

$865Multiple Airlines

Sun, Mar 14 - Wed, Mar 31

4:05 pm - 11:50 amSMF Sacramento Intl-LHR London Heathrow

12h 45m1 stop Vancouver Intl

6:35 am - 8:58 pmLHR London Heathrow-SMF Sacramento Intl

21h 23m2 stops Munich Franz Josef Strauss Denver Intl

$865Multiple Airlines

Tue, Mar 16 - Tue, Mar 23

7:18 pm - 4:30 pmSMF Sacramento Intl-LHR London Heathrow

14h 12m1 stop Los Angeles

10:50 am - 4:30 pmLHR London Heathrow-SMF Sacramento Intl

13h 40m1 stop Seattle/Tacoma Intl

$872Virgin Atlantic

Sun, Mar 14 - Wed, Mar 31

5:09 pm - 3:15 pmSMF Sacramento Intl-LHR London Heathrow

14h 06m1 stop Los Angeles

7:35 am - 10:06 pmLHR London Heathrow-SMF Sacramento Intl

21h 31m2 stops Madrid Barajas Dallas/Fort Worth

$874British Airways

Wed, Mar 10 - Wed, Mar 17

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

14h 49m1 stop Dallas/Fort Worth

6:00 am - 6:33 pmLHR London Heathrow-SMF Sacramento Intl

20h 33m2 stops Barcelona-El Prat Dallas/Fort Worth

$875British Airways

Wed, Mar 3 - Tue, Mar 9

6:50 am - 3:50 pmSMF Sacramento Intl-LHR London Heathrow

25h 00m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

4:40 pm - 3:19 pmLHR London Heathrow-SMF Sacramento Intl

54h 39m2 stops Munich Franz Josef Strauss Vancouver Intl

$892Lufthansa

Wed, Feb 24 - Wed, Mar 3

6:15 am - 7:05 amSMF Sacramento Intl-LHR London Heathrow

17h 50m1 stop Minneapolis St Paul

11:45 am - 7:30 pmLHR London Heathrow-SMF Sacramento Intl

15h 45m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

$896Virgin Atlantic

Sun, Mar 14 - Wed, Mar 31

Cheap last minute flights

Enter your travel dates to find the best prices.

9:55 am - 5:50 pmSMF Sacramento Intl-LHR London Heathrow

23h 55m2 stops Chicago O'Hare Intl Zurich

6:00 am - 8:36 pmLHR London Heathrow-SMF Sacramento Intl

22h 36m2 stops Zurich Los Angeles

$970SWISS

Wed, Nov 4 - Mon, Nov 9

6:20 am - 11:50 amSMF Sacramento Intl-LHR London Heathrow

21h 30m2 stops San Francisco Vancouver Intl

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

32h 51m1 stop Vancouver Intl

$989Air Canada

Sun, Nov 8 - Wed, Nov 18

11:00 am - 8:15 amSMF Sacramento Intl-LHR London Heathrow

13h 15m1 stop Dallas/Fort Worth

10:05 am - 8:03 pmLHR London Heathrow-SMF Sacramento Intl

17h 58m1 stop Dallas/Fort Worth

$994Finnair

Sun, Nov 8 - Wed, Nov 18

7:00 am - 5:55 amSMF Sacramento Intl-LHR London Heathrow

14h 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

$1,010United Airlines

Wed, Nov 4 - Mon, Nov 9

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

$1,010United Airlines

Wed, Nov 4 - Mon, Nov 9

6:56 pm - 12:20 pmSMF Sacramento Intl-LHR London Heathrow

33h 24m1 stop Seattle/Tacoma Intl

2:45 pm - 11:13 amLHR London Heathrow-SMF Sacramento Intl

28h 28m1 stop Seattle/Tacoma Intl

$1,023Alaska Airlines

Sat, Nov 7 - Thu, Nov 19

7:03 am - 12:20 pmSMF Sacramento Intl-LHR London Heathrow

21h 17m1 stop Seattle/Tacoma Intl

2:45 pm - 11:13 amLHR London Heathrow-SMF Sacramento Intl

28h 28m1 stop Seattle/Tacoma Intl

$1,023Alaska Airlines

Sun, Nov 8 - Fri, Nov 20

11:26 am - 11:35 amSMF Sacramento Intl-LHR London Heathrow

16h 09m1 stop Los Angeles

8:40 am - 8:26 pmLHR London Heathrow-SMF Sacramento Intl

19h 46m2 stops Amsterdam Schiphol Minneapolis St Paul

$1,048Delta

Wed, Nov 4 - Sun, Nov 8

5:30 am - 7:45 amSMF Sacramento Intl-LHR London Heathrow

18h 15m2 stops Salt Lake City Detroit Metropolitan Wayne County

6:30 am - 4:44 pmLHR London Heathrow-SMF Sacramento Intl

18h 14m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

$1,052Delta

Thu, Nov 5 - Thu, Nov 19

1:44 pm - 11:35 amSMF Sacramento Intl-LHR London Heathrow

13h 51m1 stop Chicago O'Hare Intl

11:45 am - 8:18 pmLHR London Heathrow-SMF Sacramento Intl

16h 33m1 stop Charlotte Douglas

$1,127American Airlines

Thu, Nov 5 - Mon, Nov 9

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Alaska Airlines flights from Sacramento to London

Our best Alaska Airlines deals on Sacramento to London flight tickets

Alaska Airlines

Mar 2

SMF6:15 amSacramento Intl

22h 05m

1 stop

LHR12:20 pmLondon Heathrow

Mar 5

LHR2:45 pmLondon Heathrow

15h 08m

1 stop

SMF9:53 pmSacramento Intl

$899

Alaska Airlines

Feb 10

SMF10:03 amSacramento Intl

18h 17m

1 stop

LHR12:20 pmLondon Heathrow

Feb 19

LHR2:45 pmLondon Heathrow

15h 08m

1 stop

SMF9:53 pmSacramento Intl

$903

Alaska Airlines

Mar 14

SMF12:57 pmSacramento Intl

16h 23m

1 stop

LHR12:20 pmLondon Heathrow

Mar 31

LHR5:00 pmLondon Heathrow

25h 02m

1 stop

SMF10:02 amSacramento Intl

$904

United Airlines flights from Sacramento to London

Our best United Airlines deals on Sacramento to London flight tickets

United Airlines

Mar 2

SMF6:53 pmSacramento Intl

30h 47m

2 stops

LHR9:40 amLondon Heathrow

Mar 5

LHR9:30 amLondon Heathrow

18h 07m

2 stops

SMF7:37 pmSacramento Intl

$790

United Airlines

Mar 2

SMF6:53 pmSacramento Intl

34h 37m

2 stops

LHR1:30 pmLondon Heathrow

Mar 5

LHR9:30 amLondon Heathrow

18h 07m

2 stops

SMF7:37 pmSacramento Intl

$791

United Airlines

Mar 2

SMF6:53 pmSacramento Intl

30h 47m

2 stops

LHR9:40 amLondon Heathrow

Mar 5

LHR9:30 amLondon Heathrow

18h 07m

2 stops

SMF7:37 pmSacramento Intl

$792

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Tue 3/2

6:53 pm-9:40 am

2 stops30h 47m

London Heathrow

Fri 3/5

9:30 am-7:37 pm

2 stops18h 07m

$790

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Tue 3/2

6:53 pm-1:30 pm

2 stops34h 37m

London Heathrow

Fri 3/5

9:30 am-7:37 pm

2 stops18h 07m

$791

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Sun 4/4

7:00 am-6:45 am

1 stop15h 45m

London Heathrow

Sat 4/10

11:25 am-8:47 pm

1 stop17h 22m

$812

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Sun 3/14

4:05 pm-11:50 am

1 stop12h 45m

London Heathrow

Wed 3/31

6:50 am-9:42 pm

2 stops22h 52m

$865

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Tue 3/16

4:05 pm-11:50 am

1 stop12h 45m

London Heathrow

Tue 3/23

6:35 am-8:58 pm

2 stops21h 23m

$865

Quickest round-trip

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Sun 3/14

7:18 pm-4:30 pm

1 stop14h 12m

London Heathrow

Wed 3/31

10:50 am-4:30 pm

1 stop13h 40m

$872

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Wed 3/10

5:09 pm-3:15 pm

1 stop14h 06m

London Heathrow

Wed 3/17

7:35 am-10:06 pm

2 stops21h 31m

$874

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Wed 3/3

11:11 am-10:00 am

1 stop14h 49m

London Heathrow

Tue 3/9

6:00 am-6:33 pm

2 stops20h 33m

$875

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Wed 2/24

6:50 am-3:50 pm

2 stops25h 00m

London Heathrow

Wed 3/3

4:40 pm-3:19 pm

2 stops54h 39m

$892

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Sun 3/14

6:15 am-7:05 am

1 stop17h 50m

London Heathrow

Wed 3/31

11:45 am-7:30 pm

2 stops15h 45m

$896

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 low for flights on this route.

Typical prices usually range from $1,011 to $1,174.
The lowest price recently found on this route was $790.

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 $648, 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 $867.

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 $978 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 $830 on momondo.

Can stopping save me money on Sacramento to London flights?

You could potentially save up to 15% 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

Best Price Found	$334
Fastest flight time	12h 38m
Direct flights	None

The best one-way flight to London from Sacramento in the past 72 hours is $334. The best round-trip flight deal from Sacramento to London found on momondo in the last 72 hours is $790.

The fastest flight from Sacramento to London takes 12h 38m

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

Search flight deals

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 38m.
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 November 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 44% of all bookings. The subsequent popular airlines are Virgin Atlantic at 25%, Delta at 17%, and British Airways at 7%.

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 7.5 697 reviews	Search Virgin Atlantic flights
Lufthansa	PriceFrom $624	Free Cancellation	Rating 6.8 8,297 reviews	Search Lufthansa flights
Delta	PriceFrom $625	Free Cancellation	Rating 7.8 8,696 reviews	Search Delta flights
United Airlines	PriceFrom $625	Free Cancellation	Rating 7.3 10,458 reviews	Search United Airlines flights
American Airlines	PriceFrom $675	Free Cancellation	Rating 7.0 12,230 reviews	Search American Airlines flights
British Airways	PriceFrom $753	Free Cancellation	Rating 6.7 8,280 reviews	Search British Airways flights
Alaska Airlines	PriceFrom $778	Free Cancellation	Rating 7.9 13,138 reviews	Search Alaska Airlines flights

Hounslow

Gatwick

Croydon

Hayes

Milton Keynes

Luton

Stansted

Kingston upon Thames

Watford

Richmond

Dover

Wembley

Crawley

Worthing

Harrow

Brentford

Canterbury

Hook

Dunstable

Eastbourne

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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Fly into one of these airports located in London

London City Airport

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London Heathrow Airport

London Luton Airport

London Southend Airport

London Stansted Airport

Cheap flights from Sacramento to London from $334

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 3/5. 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

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Alaska Airlines flights from Sacramento to London

Our best Alaska Airlines deals on Sacramento to London flight tickets

United Airlines flights from Sacramento to London

Our best United Airlines 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?

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

Best Price Found

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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