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

Seattle (SEA) was the most common stop: 33% 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 $876.

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.

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.

$304 Cheap Flights from Sacramento to London in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Sacramento to London

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

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

13h 10m1 stop New York John F Kennedy Intl

8:15 am - 9:12 pmLHR London Heathrow-SMF Sacramento Intl

20h 57m1 stop New York John F Kennedy Intl

$861JetBlue

Mon, Sep 14 - Mon, Sep 28

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

16h 00m2 stops San Francisco Vancouver Intl

6:30 am - 3:21 pmLHR London Heathrow-SMF Sacramento Intl

16h 51m2 stops Frankfurt am Main Vancouver Intl

$861Multiple Airlines

Wed, Jan 20 - Wed, Jan 27

11:04 am - 10:00 amSMF Sacramento Intl-LHR London Heathrow

14h 56m1 stop Dallas/Fort Worth

7:35 am - 8:47 pmLHR London Heathrow-SMF Sacramento Intl

21h 12m2 stops Madrid Barajas Charlotte Douglas

$862British Airways

Wed, Jan 20 - Wed, Jan 27

2:49 pm - 12:00 pmSMF Sacramento Intl-LHR London Heathrow

13h 11m1 stop Dallas/Fort Worth

6:15 am - 8:04 pmLHR London Heathrow-SMF Sacramento Intl

21h 49m2 stops Madrid Barajas Dallas/Fort Worth

$862British Airways

Tue, Feb 16 - Wed, Feb 24

11:53 pm - 5:55 amSMF Sacramento Intl-LHR London Heathrow

22h 02m1 stop Chicago O'Hare Intl

9:00 am - 9:25 amLHR London Heathrow-SMF Sacramento Intl

32h 25m2 stops Zurich San Francisco

$878United Airlines

Mon, Dec 28 - Tue, Jan 12

10:03 am - 12:20 pmSMF Sacramento Intl-LHR London Heathrow

18h 17m1 stop Seattle/Tacoma Intl

2:45 pm - 10:15 pmLHR London Heathrow-SMF Sacramento Intl

15h 30m1 stop Seattle/Tacoma Intl

$879Alaska Airlines

Wed, Jan 20 - Wed, Jan 27

10:07 pm - 9:40 amSMF Sacramento Intl-LHR London Heathrow

27h 33m1 stop Denver Intl

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

32h 51m1 stop Vancouver Intl

$884United Airlines

Sun, Nov 29 - Tue, Dec 8

1:30 pm - 10:00 amSMF Sacramento Intl-LHR London Heathrow

12h 30m1 stop Salt Lake City

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

19h 25m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

$885Delta

Mon, Feb 15 - Tue, Feb 23

1:30 pm - 10:00 amSMF Sacramento Intl-LHR London Heathrow

12h 30m1 stop Salt Lake City

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

19h 25m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

$885Delta

Wed, Feb 17 - Thu, Feb 25

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

$888Alaska Airlines

Tue, Feb 16 - Thu, Feb 25

Cheap last minute flights

Enter your travel dates to find the best prices.

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

57h 45m2 stops Vancouver Intl Calgary

2:05 pm - 3:02 pmLHR London Heathrow-SMF Sacramento Intl

32h 57m2 stops Montreal Pierre Elliott Trudeau Intl Denver Intl

$1,056Air Canada

Mon, Aug 31 - Wed, Sep 9

4:17 pm - 9:40 amSMF Sacramento Intl-LHR London Heathrow

33h 23m1 stop Denver Intl

12:10 pm - 1:07 pmLHR London Heathrow-SMF Sacramento Intl

56h 57m2 stops Zurich San Francisco

$1,063United Airlines

Mon, Aug 31 - Mon, Sep 7

1:48 pm - 1:05 pmSMF Sacramento Intl-LHR London Heathrow

15h 17m1 stop Minneapolis St Paul

6:30 am - 4:49 pmLHR London Heathrow-SMF Sacramento Intl

18h 19m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

$1,065Delta

Mon, Aug 31 - Thu, Sep 10

1:48 pm - 1:05 pmSMF Sacramento Intl-LHR London Heathrow

15h 17m1 stop Minneapolis St Paul

8:40 am - 8:39 pmLHR London Heathrow-SMF Sacramento Intl

19h 59m2 stops Amsterdam Schiphol Minneapolis St Paul

$1,065Delta

Sun, Aug 30 - Tue, Sep 8

1:48 pm - 1:05 pmSMF Sacramento Intl-LHR London Heathrow

15h 17m1 stop Minneapolis St Paul

6:30 am - 4:08 pmLHR London Heathrow-SMF Sacramento Intl

17h 38m2 stops Amsterdam Schiphol Salt Lake City

$1,065Multiple Airlines

Mon, Aug 31 - Tue, Sep 8

6:31 pm - 9:40 amSMF Sacramento Intl-LHR London Heathrow

31h 09m1 stop Denver Intl

3:05 pm - 5:26 pmLHR London Heathrow-SMF Sacramento Intl

34h 21m1 stop Vancouver Intl

$1,073United Airlines

Sun, Aug 30 - Tue, Sep 8

7:52 pm - 3:05 pmSMF Sacramento Intl-LHR London Heathrow

35h 13m1 stop Seattle/Tacoma Intl

5:00 pm - 6:56 pmLHR London Heathrow-SMF Sacramento Intl

33h 56m1 stop Seattle/Tacoma Intl

$1,121Alaska Airlines

Mon, Aug 31 - Mon, Sep 7

8:03 am - 3:05 pmSMF Sacramento Intl-LHR London Heathrow

23h 02m1 stop Seattle/Tacoma Intl

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

14h 13m1 stop Seattle/Tacoma Intl

$1,145Alaska Airlines

Mon, Aug 31 - Sun, Sep 6

6:44 am - 10:55 amSMF Sacramento Intl-LHR London Heathrow

20h 11m1 stop Dallas/Fort Worth

8:00 pm - 11:10 pmLHR London Heathrow-SMF Sacramento Intl

35h 10m2 stops Madrid Barajas Dallas/Fort Worth

$1,310British Airways

Sun, Aug 30 - Mon, Sep 7

2:59 pm - 12:00 pmSMF Sacramento Intl-LHR London Heathrow

37h 01m2 stops Dallas/Fort Worth Amsterdam Schiphol

9:15 am - 11:34 pmLHR London Heathrow-SMF Sacramento Intl

22h 19m2 stops Madrid Barajas Dallas/Fort Worth

$2,139British Airways

Mon, Aug 31 - Wed, Sep 9

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British Airways flights from Sacramento to London

Our best British Airways deals on Sacramento to London flight tickets

British Airways

Jan 20

SMF11:04 amSacramento Intl

14h 56m

1 stop

LHR10:00 amLondon Heathrow

Jan 27

LHR7:35 amLondon Heathrow

21h 12m

2 stops

SMF8:47 pmSacramento Intl

$862

British Airways

Feb 16

SMF2:49 pmSacramento Intl

13h 11m

1 stop

LHR12:00 pmLondon Heathrow

Feb 24

LHR6:15 amLondon Heathrow

21h 49m

2 stops

SMF8:04 pmSacramento Intl

$863

British Airways

Sep 21

SMF11:38 amSacramento Intl

14h 37m

1 stop

LHR10:15 amLondon Heathrow

Oct 7

LHR7:50 amLondon Heathrow

21h 26m

2 stops

SMF9:16 pmSacramento Intl

$902

Iberia flights from Sacramento to London

Our best Iberia deals on Sacramento to London flight tickets

Iberia

Dec 2

SMF6:00 amSacramento Intl

18h 15m

1 stop

LHR8:15 amLondon Heathrow

Dec 8

LHR7:30 amLondon Heathrow

23h 58m

2 stops

SMF11:28 pmSacramento Intl

$873

Iberia

Dec 2

SMF11:00 amSacramento Intl

18h 35m

2 stops

LHR1:35 pmLondon Heathrow

Dec 8

LHR6:05 amLondon Heathrow

25h 23m

2 stops

SMF11:28 pmSacramento Intl

$881

Iberia

Sep 9

SMF11:04 amSacramento Intl

14h 01m

1 stop

LHR9:05 amLondon Heathrow

Sep 22

LHR11:30 amLondon Heathrow

20h 04m

2 stops

SMF11:34 pmSacramento Intl

$1,044

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Mon 9/14

11:35 pm-8:45 pm

1 stop13h 10m

London Heathrow

Mon 9/28

8:15 am-9:12 pm

1 stop20h 57m

$861

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Wed 1/20

11:50 am-11:50 am

2 stops16h 00m

London Heathrow

Wed 1/27

6:30 am-3:21 pm

2 stops16h 51m

$861

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Wed 1/20

11:04 am-10:00 am

1 stop14h 56m

London Heathrow

Wed 1/27

7:35 am-8:47 pm

2 stops21h 12m

$862

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Tue 2/16

2:49 pm-12:00 pm

1 stop13h 11m

London Heathrow

Wed 2/24

6:15 am-8:04 pm

2 stops21h 49m

$862

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Mon 12/28

11:53 pm-5:55 am

1 stop22h 02m

London Heathrow

Tue 1/12

9:00 am-9:25 am

2 stops32h 25m

$878

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Wed 1/20

10:03 am-12:20 pm

1 stop18h 17m

London Heathrow

Wed 1/27

2:45 pm-10:15 pm

1 stop15h 30m

$879

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Sun 11/29

10:07 pm-9:40 am

1 stop27h 33m

London Heathrow

Tue 12/8

2:30 pm-3:21 pm

1 stop32h 51m

$884

Quickest round-trip

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Mon 2/15

1:30 pm-10:00 am

1 stop12h 30m

London Heathrow

Tue 2/23

6:30 am-5:55 pm

2 stops19h 25m

$885

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Wed 2/17

1:30 pm-10:00 am

1 stop12h 30m

London Heathrow

Thu 2/25

6:30 am-5:55 pm

2 stops19h 25m

$885

SacramentoLondon

SMF Sacramento Intl - LHR London Heathrow

SMFLHR

Sacramento Intl

Tue 2/16

8:00 am-12:20 pm

1 stop20h 20m

London Heathrow

Thu 2/25

2:45 pm-9:53 pm

1 stop15h 08m

$888

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 $820 to $1,118.
The lowest price recently found on this route was $861.

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 $659, 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 $932. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $1,061. 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 $892 when looking at flights departing in the morning. Flights to London are more costly at noon, with an average ticket price of $1,036. 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 $968 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 $815 on momondo.

Can stopping save me money on Sacramento to London flights?

You could potentially save up to 9% 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	$304
Fastest flight time	13h 00m
Direct flights	None

The best one-way flight to London from Sacramento in the past 72 hours is $304. The best round-trip flight deal from Sacramento to London found on momondo in the last 72 hours is $861.

The fastest flight from Sacramento to London takes 13h 00m

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 00m.
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 16%, 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 7.4 695 reviews	Search Virgin Atlantic flights
Lufthansa	PriceFrom $624	Free Cancellation	Rating 6.8 8,223 reviews	Search Lufthansa flights
Delta	PriceFrom $625	Free Cancellation	Rating 7.8 8,530 reviews	Search Delta flights
United Airlines	PriceFrom $625	Free Cancellation	Rating 7.4 10,123 reviews	Search United Airlines flights
American Airlines	PriceFrom $675	Free Cancellation	Rating 7.1 12,002 reviews	Search American Airlines flights
British Airways	PriceFrom $679	Free Cancellation	Rating 6.7 8,195 reviews	Search British Airways flights
Alaska Airlines	PriceFrom $886	Free Cancellation	Rating 7.9 12,841 reviews	Search Alaska Airlines flights

Hounslow

Gatwick

Milton Keynes

Hayes

Wembley

Luton

Croydon

Dover

Richmond

Stansted

Kingston upon Thames

Harrow

Cobham

Slough

Watford

Eastbourne

Uxbridge

Worthing

Romford

Ilford

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 Heathrow Airport

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Cheap flights from Sacramento to London from $304

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 9/29. 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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British Airways flights from Sacramento to London

Our best British Airways 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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