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

Seattle (SEA) was the most common stop: 31% of momondo users choosing 1-stop flights on this route connected there.

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

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

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 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 41% 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 New York (JFK) offer the lowest average round-trip price of $876.

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 October 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.

$324 Cheap Flights from Sacramento to London in 2026/27

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Cheap round-trip flights

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4:05 pm - 9:00 pmSMF Sacramento Intl-LHR London Heathrow

44h 55m2 stops Vancouver Intl Ottawa

6:40 pm - 9:03 pmLHR London Heathrow-SMF Sacramento Intl

34h 23m2 stops Zurich Los Angeles

$759Multiple Airlines

Fri, Feb 5 - Mon, Feb 8

7:41 pm - 1:30 pmSMF Sacramento Intl-LHR London Heathrow

33h 49m1 stop Los Angeles

12:05 pm - 7:37 pmLHR London Heathrow-SMF Sacramento Intl

39h 32m2 stops Zurich San Francisco

$809United Airlines

Fri, Feb 5 - Mon, Feb 8

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

43h 15m2 stops Washington, D.C. Dulles Intl Zurich

6:00 am - 10:41 pmLHR London Heathrow-SMF Sacramento Intl

24h 41m2 stops Zurich Chicago O'Hare Intl

$818SWISS

Tue, Mar 2 - Fri, Mar 5

6:55 pm - 1:30 pmSMF Sacramento Intl-LHR London Heathrow

34h 35m1 stop Los Angeles

1:30 pm - 11:28 pmLHR London Heathrow-SMF Sacramento Intl

17h 58m2 stops Frankfurt am Main San Francisco

$839United Airlines

Tue, Mar 2 - Fri, Mar 5

2:49 pm - 12:15 pmSMF Sacramento Intl-LHR London Heathrow

14h 26m1 stop Dallas/Fort Worth

6:15 am - 9:23 pmLHR London Heathrow-SMF Sacramento Intl

23h 08m2 stops Madrid Barajas Charlotte Douglas

$880British Airways

Wed, Mar 17 - Thu, Apr 1

2:15 pm - 4:30 pmSMF Sacramento Intl-LHR London Heathrow

18h 15m1 stop Los Angeles

6:30 am - 5:55 pmLHR London Heathrow-SMF Sacramento Intl

19h 25m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

$883Delta

Sun, Jan 10 - Thu, Jan 28

5:15 pm - 4:30 pmSMF Sacramento Intl-LHR London Heathrow

15h 15m1 stop Los Angeles

6:30 am - 5:55 pmLHR London Heathrow-SMF Sacramento Intl

19h 25m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

$883Delta

Tue, Jan 12 - Thu, Jan 28

6:15 am - 12:20 pmSMF Sacramento Intl-LHR London Heathrow

22h 05m1 stop Seattle/Tacoma Intl

2:45 pm - 9:53 pmLHR London Heathrow-SMF Sacramento Intl

15h 08m1 stop Seattle/Tacoma Intl

$887Alaska Airlines

Wed, Feb 24 - Fri, Mar 5

8:00 am - 12:20 pmSMF Sacramento Intl-LHR London Heathrow

20h 20m1 stop Seattle/Tacoma Intl

2:45 pm - 9:53 pmLHR London Heathrow-SMF Sacramento Intl

15h 08m1 stop Seattle/Tacoma Intl

$887Alaska Airlines

Mon, Feb 22 - Wed, Mar 3

2:49 pm - 12:15 pmSMF Sacramento Intl-LHR London Heathrow

14h 26m1 stop Dallas/Fort Worth

9:45 am - 6:39 pmLHR London Heathrow-SMF Sacramento Intl

16h 54m1 stop Dallas/Fort Worth

$891British Airways

Wed, Mar 17 - Thu, Apr 1

Cheap last minute flights

Enter your travel dates to find the best prices.

2:50 pm - 12:50 pmSMF Sacramento Intl-LHR London Heathrow

14h 00m1 stop Dallas/Fort Worth

8:55 am - 8:54 pmLHR London Heathrow-SMF Sacramento Intl

19h 59m1 stop Dallas/Fort Worth

$1,016Iberia

Tue, Oct 6 - Wed, Oct 21

2:50 pm - 12:50 pmSMF Sacramento Intl-LHR London Heathrow

14h 00m1 stop Dallas/Fort Worth

3:05 pm - 11:20 pmLHR London Heathrow-SMF Sacramento Intl

16h 15m1 stop Los Angeles

$1,030British Airways

Tue, Oct 6 - Thu, Oct 22

11:06 am - 12:50 pmSMF Sacramento Intl-LHR London Heathrow

17h 44m1 stop Dallas/Fort Worth

11:40 am - 6:51 pmLHR London Heathrow-SMF Sacramento Intl

15h 11m1 stop Los Angeles

$1,030British Airways

Tue, Oct 6 - Tue, Oct 20

5:00 am - 6:30 amSMF Sacramento Intl-LHR London Heathrow

17h 30m2 stops Denver Intl Montreal Pierre Elliott Trudeau Intl

6:30 am - 5:21 pmLHR London Heathrow-SMF Sacramento Intl

18h 51m2 stops Frankfurt am Main Vancouver Intl

$1,043Multiple Airlines

Tue, Oct 6 - Wed, Oct 21

10:50 am - 7:45 amSMF Sacramento Intl-LHR London Heathrow

36h 55m2 stops Denver Intl Houston George Bush Intcntl

3:05 pm - 5:21 pmLHR London Heathrow-SMF Sacramento Intl

34h 16m1 stop Vancouver Intl

$1,053United Airlines

Tue, Oct 6 - Wed, Oct 21

11:49 am - 12:45 pmSMF Sacramento Intl-LHR London Heathrow

16h 56m1 stop Los Angeles

2:45 pm - 11:59 pmLHR London Heathrow-SMF Sacramento Intl

17h 14m1 stop Chicago O'Hare Intl

$1,066American Airlines

Thu, Oct 8 - Thu, Oct 15

2:00 pm - 2:10 pmSMF Sacramento Intl-LHR London Heathrow

16h 10m1 stop San Francisco

1:40 pm - 10:29 pmLHR London Heathrow-SMF Sacramento Intl

16h 49m1 stop Houston George Bush Intcntl

$1,069United Airlines

Tue, Oct 6 - Wed, Oct 14

5:37 pm - 3:35 pmSMF Sacramento Intl-LHR London Heathrow

13h 58m1 stop Seattle/Tacoma Intl

11:45 am - 10:46 pmLHR London Heathrow-SMF Sacramento Intl

19h 01m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

$1,089Delta

Thu, Oct 8 - Thu, Oct 15

11:26 am - 1:05 pmSMF Sacramento Intl-LHR London Heathrow

17h 39m2 stops Los Angeles Minneapolis St Paul

11:45 am - 10:46 pmLHR London Heathrow-SMF Sacramento Intl

19h 01m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

$1,094Delta

Thu, Oct 8 - Thu, Oct 15

11:26 am - 5:35 pmSMF Sacramento Intl-LHR London Heathrow

22h 09m1 stop Los Angeles

11:40 am - 10:46 pmLHR London Heathrow-SMF Sacramento Intl

19h 06m1 stop Seattle/Tacoma Intl

$1,169Virgin Atlantic

Fri, Oct 9 - Sun, Oct 18

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United Airlines flights from Sacramento to London

Our best United Airlines deals on Sacramento to London flight tickets

United Airlines

Feb 5

SMF7:41 pmSacramento Intl

33h 49m

1 stop

LHR1:30 pmLondon Heathrow

Feb 8

LHR12:05 pmLondon Heathrow

39h 32m

2 stops

SMF7:37 pmSacramento Intl

$809

United Airlines

Mar 2

SMF6:55 pmSacramento Intl

34h 35m

1 stop

LHR1:30 pmLondon Heathrow

Mar 5

LHR1:30 pmLondon Heathrow

17h 58m

2 stops

SMF11:28 pmSacramento Intl

$839

United Airlines

Feb 4

SMF2:15 pmSacramento Intl

33h 10m

1 stop

LHR7:25 amLondon Heathrow

Feb 7

LHR6:50 amLondon Heathrow

22h 15m

2 stops

SMF9:05 pmSacramento Intl

$865

Iberia flights from Sacramento to London

Our best Iberia deals on Sacramento to London flight tickets

Iberia

Jan 13

SMF11:06 amSacramento Intl

16h 54m

1 stop

LHR12:00 pmLondon Heathrow

Jan 19

LHR6:05 amLondon Heathrow

23h 53m

2 stops

SMF9:58 pmSacramento Intl

$876

Iberia

Feb 22

SMF11:11 amSacramento Intl

19h 09m

2 stops

LHR2:20 pmLondon Heathrow

Mar 5

LHR6:15 amLondon Heathrow

22h 04m

2 stops

SMF8:19 pmSacramento Intl

$884

Iberia

Jan 21

SMF11:06 amSacramento Intl

13h 09m

1 stop

LHR8:15 amLondon Heathrow

Jan 25

LHR6:45 pmLondon Heathrow

23h 30m

2 stops

SMF10:15 amSacramento Intl

$926

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Fri 2/5

4:05 pm-9:00 pm

2 stops44h 55m

London Heathrow

Mon 2/8

6:40 pm-9:03 pm

2 stops34h 23m

$759

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Fri 2/5

7:41 pm-1:30 pm

1 stop33h 49m

London Heathrow

Mon 2/8

12:05 pm-7:37 pm

2 stops39h 32m

$809

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Tue 3/2

8:00 am-11:15 am

2 stops43h 15m

London Heathrow

Fri 3/5

6:00 am-10:41 pm

2 stops24h 41m

$818

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Tue 3/2

6:55 pm-1:30 pm

1 stop34h 35m

London Heathrow

Fri 3/5

1:30 pm-11:28 pm

2 stops17h 58m

$839

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Wed 3/17

2:49 pm-12:15 pm

1 stop14h 26m

London Heathrow

Thu 4/1

6:15 am-9:23 pm

2 stops23h 08m

$880

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Sun 1/10

2:15 pm-4:30 pm

1 stop18h 15m

London Heathrow

Thu 1/28

6:30 am-5:55 pm

2 stops19h 25m

$883

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Tue 1/12

5:15 pm-4:30 pm

1 stop15h 15m

London Heathrow

Thu 1/28

6:30 am-5:55 pm

2 stops19h 25m

$883

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Wed 2/24

6:15 am-12:20 pm

1 stop22h 05m

London Heathrow

Fri 3/5

2:45 pm-9:53 pm

1 stop15h 08m

$887

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Mon 2/22

8:00 am-12:20 pm

1 stop20h 20m

London Heathrow

Wed 3/3

2:45 pm-9:53 pm

1 stop15h 08m

$887

Quickest round-trip

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Wed 3/17

2:49 pm-12:15 pm

1 stop14h 26m

London Heathrow

Thu 4/1

9:45 am-6:39 pm

1 stop16h 54m

$891

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 $802 to $1,133.
The lowest price recently found on this route was $759.

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 $649, 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 $845.

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 $950. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $1,087. 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 at noon, with an average ticket price of $1,068. 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 $967 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 36% 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	$324
Fastest flight time	13h 15m
Direct flights	None

The best one-way flight to London from Sacramento in the past 72 hours is $324. The best round-trip flight deal from Sacramento to London found on momondo in the last 72 hours is $759.

The fastest flight from Sacramento to London takes 13h 15m

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 13h 15m.
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 October 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 46% of all bookings. The subsequent popular airlines are Virgin Atlantic at 25%, Delta at 16%, and American Airlines 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 7.4 693 reviews	Search Virgin Atlantic flights
Lufthansa	PriceFrom $624	Free Cancellation	Rating 6.8 8,259 reviews	Search Lufthansa flights
Delta	PriceFrom $625	Free Cancellation	Rating 7.8 8,630 reviews	Search Delta flights
United Airlines	PriceFrom $625	Free Cancellation	Rating 7.4 10,287 reviews	Search United Airlines flights
American Airlines	PriceFrom $675	Free Cancellation	Rating 7.0 12,130 reviews	Search American Airlines flights
British Airways	PriceFrom $753	Free Cancellation	Rating 6.7 8,244 reviews	Search British Airways flights
Alaska Airlines	PriceFrom $886	Free Cancellation	Rating 7.9 13,017 reviews	Search Alaska Airlines flights

Hounslow

Gatwick

Croydon

Hayes

Luton

Dover

Wembley

Milton Keynes

Kingston upon Thames

Richmond

Stansted

Watford

Harrow

Cobham

Worthing

Eastbourne

Slough

Hook

Ilford

Canterbury

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.

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Cheap flights from Sacramento to London from $324

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 3/2. 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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United Airlines flights from Sacramento to London

Our best United Airlines deals on Sacramento to London flight tickets

Iberia flights from Sacramento to London

Our best Iberia 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

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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